mojoshader.c
author Ryan C. Gordon <icculus@icculus.org>
Fri, 13 Oct 2017 00:47:22 -0400
changeset 1181 b873f3b0f838
parent 1180 8abc040525ed
child 1182 179ffe99c57f
permissions -rw-r--r--
Count constant arrays for the uniform_count. Fixes buffer overflow. This one got found by AFL, too, but it's a legit bug that can happen with legit shaders.
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/**
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 * MojoShader; generate shader programs from bytecode of compiled
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 *  Direct3D shaders.
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 *
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 * Please see the file LICENSE.txt in the source's root directory.
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 *
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 *  This file written by Ryan C. Gordon.
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 */
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// !!! FIXME: this file really needs to be split up.
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// !!! FIXME: I keep changing coding styles for symbols and typedefs.
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// !!! FIXME: rules from MSDN about temp registers we probably don't check.
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// - There are limited temporaries: vs_1_1 has 12 (ps_1_1 has _2_!).
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// - SM2 apparently was variable, between 12 and 32. Shader Model 3 has 32.
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// - A maximum of three temp registers can be used in a single instruction.
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#define __MOJOSHADER_INTERNAL__ 1
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#include "mojoshader_internal.h"
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typedef struct ConstantsList
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{
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    MOJOSHADER_constant constant;
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    struct ConstantsList *next;
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} ConstantsList;
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typedef struct VariableList
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{
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    MOJOSHADER_uniformType type;
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    int index;
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    int count;
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    ConstantsList *constant;
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    int used;
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    int emit_position;  // used in some profiles.
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    struct VariableList *next;
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} VariableList;
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typedef struct RegisterList
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{
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    RegisterType regtype;
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    int regnum;
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    MOJOSHADER_usage usage;
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    unsigned int index;
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    int writemask;
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    int misc;
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    int written;
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    const VariableList *array;
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    struct RegisterList *next;
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} RegisterList;
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typedef struct
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{
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    const uint32 *token;   // this is the unmolested token in the stream.
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    int regnum;
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    int swizzle;  // xyzw (all four, not split out).
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    int swizzle_x;
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    int swizzle_y;
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    int swizzle_z;
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    int swizzle_w;
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    SourceMod src_mod;
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    RegisterType regtype;
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    int relative;
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    RegisterType relative_regtype;
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    int relative_regnum;
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    int relative_component;
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    const VariableList *relative_array;
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} SourceArgInfo;
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struct Profile;  // predeclare.
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typedef struct CtabData
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{
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    int have_ctab;
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    int symbol_count;
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    MOJOSHADER_symbol *symbols;
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} CtabData;
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// Context...this is state that changes as we parse through a shader...
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typedef struct Context
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{
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    int isfail;
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    int out_of_memory;
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    MOJOSHADER_malloc malloc;
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    MOJOSHADER_free free;
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    void *malloc_data;
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    int current_position;
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    const uint32 *orig_tokens;
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    const uint32 *tokens;
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    uint32 tokencount;
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    int know_shader_size;
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    const MOJOSHADER_swizzle *swizzles;
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    unsigned int swizzles_count;
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    const MOJOSHADER_samplerMap *samplermap;
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    unsigned int samplermap_count;
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    Buffer *output;
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    Buffer *preflight;
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    Buffer *globals;
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    Buffer *inputs;
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    Buffer *outputs;
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    Buffer *helpers;
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    Buffer *subroutines;
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    Buffer *mainline_intro;
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    Buffer *mainline_arguments;
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    Buffer *mainline_top;
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    Buffer *mainline;
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    Buffer *postflight;
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    Buffer *ignore;
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    Buffer *output_stack[3];
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    int indent_stack[3];
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    int output_stack_len;
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    int indent;
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    const char *shader_type_str;
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    const char *endline;
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    const char *mainfn;
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    int endline_len;
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    int profileid;
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    const struct Profile *profile;
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    MOJOSHADER_shaderType shader_type;
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    uint8 major_ver;
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    uint8 minor_ver;
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    DestArgInfo dest_arg;
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    SourceArgInfo source_args[5];
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    SourceArgInfo predicate_arg;  // for predicated instructions.
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    uint32 dwords[4];
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    uint32 version_token;
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    int instruction_count;
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    uint32 instruction_controls;
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    uint32 previous_opcode;
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    int coissue;
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    int loops;
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    int reps;
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    int max_reps;
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    int cmps;
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    int scratch_registers;
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    int max_scratch_registers;
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    int branch_labels_stack_index;
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    int branch_labels_stack[32];
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    int assigned_branch_labels;
332
8c7544035bd0 More work on arb1 profile. Attributes and outputs, etc.
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    int assigned_vertex_attributes;
336
169b595c95fd Fixed relative addressing in arb1 profile.
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    int last_address_reg_component;
82
dc7ad4cea75b Keep a list of used/defined registers.
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    RegisterList used_registers;
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    RegisterList defined_registers;
536
5af65fe6e917 Allow multiple errors from parsing.
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    ErrorList *errors;
278
5c432d216078 Report hardcoded constants in MOJOSHADER_parseData.
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    int constant_count;
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    ConstantsList *constants;
95
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    int uniform_count;
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    int uniform_float4_count;
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    int uniform_int4_count;
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    int uniform_bool_count;
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    RegisterList uniforms;
104
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    int attribute_count;
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    RegisterList attributes;
148
645003ec6623 Hopefully sorted out the reported uniform/attribute mess.
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    int sampler_count;
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    RegisterList samplers;
399
dc2e64bd03ad Extract useful information from the ctab.
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    VariableList *variables;  // variables to register mapping.
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    int centroid_allowed;
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    CtabData ctab;
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    int have_relative_input_registers;
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    int have_multi_color_outputs;
463
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    int determined_constants_arrays;
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    int predicated;
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    int uses_pointsize;
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61e5b2764ec8 Flag more registers as scalar. Fixes use of dcl_fog, oPts and oFog registers.
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    int uses_fog;
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    // !!! FIXME: move these into SUPPORT_PROFILE sections.
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    int glsl_generated_lit_helper;
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    int glsl_generated_texldd_setup;
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    int glsl_generated_texm3x3spec_helper;
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    int arb1_wrote_position;
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    // !!! FIXME: move these into SUPPORT_PROFILE sections.
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    int have_preshader;
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    int ignores_ctab;
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    int reset_texmpad;
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    int texm3x2pad_dst0;
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    int texm3x2pad_src0;
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    int texm3x3pad_dst0;
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    int texm3x3pad_src0;
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    int texm3x3pad_dst1;
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    int texm3x3pad_src1;
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    MOJOSHADER_preshader *preshader;
808
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#if SUPPORT_PROFILE_ARB1_NV
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    int profile_supports_nv2;
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    int profile_supports_nv3;
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    int profile_supports_nv4;
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#endif
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#if SUPPORT_PROFILE_GLSL120
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    int profile_supports_glsl120;
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#endif
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#if SUPPORT_PROFILE_GLSLES
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    int profile_supports_glsles;
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#endif
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#if SUPPORT_PROFILE_METAL
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    int metal_need_header_common;
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    int metal_need_header_math;
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    int metal_need_header_relational;
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    int metal_need_header_geometric;
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    int metal_need_header_graphics;
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    int metal_need_header_texture;
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#endif
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} Context;
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808
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// Use these macros so we can remove all bits of these profiles from the build.
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#if SUPPORT_PROFILE_ARB1_NV
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#define support_nv2(ctx) ((ctx)->profile_supports_nv2)
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#define support_nv3(ctx) ((ctx)->profile_supports_nv3)
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#define support_nv4(ctx) ((ctx)->profile_supports_nv4)
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#else
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#define support_nv2(ctx) (0)
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#define support_nv3(ctx) (0)
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#define support_nv4(ctx) (0)
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#endif
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#if SUPPORT_PROFILE_GLSL120
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#define support_glsl120(ctx) ((ctx)->profile_supports_glsl120)
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#else
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#define support_glsl120(ctx) (0)
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#endif
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#if SUPPORT_PROFILE_GLSLES
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#define support_glsles(ctx) ((ctx)->profile_supports_glsles)
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#else
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#define support_glsles(ctx) (0)
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#endif
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808
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// Profile entry points...
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// one emit function for each opcode in each profile.
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typedef void (*emit_function)(Context *ctx);
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// one emit function for starting output in each profile.
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typedef void (*emit_start)(Context *ctx, const char *profilestr);
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// one emit function for ending output in each profile.
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typedef void (*emit_end)(Context *ctx);
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// one emit function for phase opcode output in each profile.
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typedef void (*emit_phase)(Context *ctx);
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// one emit function for finalizing output in each profile.
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typedef void (*emit_finalize)(Context *ctx);
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// one emit function for global definitions in each profile.
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typedef void (*emit_global)(Context *ctx, RegisterType regtype, int regnum);
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// one emit function for relative uniform arrays in each profile.
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typedef void (*emit_array)(Context *ctx, VariableList *var);
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// one emit function for relative constants arrays in each profile.
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typedef void (*emit_const_array)(Context *ctx,
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                                 const struct ConstantsList *constslist,
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                                 int base, int size);
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// one emit function for uniforms in each profile.
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typedef void (*emit_uniform)(Context *ctx, RegisterType regtype, int regnum,
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                             const VariableList *var);
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// one emit function for samplers in each profile.
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typedef void (*emit_sampler)(Context *ctx, int stage, TextureType ttype,
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                             int texbem);
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// one emit function for attributes in each profile.
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typedef void (*emit_attribute)(Context *ctx, RegisterType regtype, int regnum,
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                               MOJOSHADER_usage usage, int index, int wmask,
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                               int flags);
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// one args function for each possible sequence of opcode arguments.
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typedef int (*args_function)(Context *ctx);
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// one state function for each opcode where we have state machine updates.
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typedef void (*state_function)(Context *ctx);
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// one function for varnames in each profile.
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typedef const char *(*varname_function)(Context *c, RegisterType t, int num);
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// one function for const var array in each profile.
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typedef const char *(*const_array_varname_function)(Context *c, int base, int size);
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typedef struct Profile
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{
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    const char *name;
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    emit_start start_emitter;
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    emit_end end_emitter;
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    emit_phase phase_emitter;
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    emit_global global_emitter;
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    emit_array array_emitter;
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    emit_const_array const_array_emitter;
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    emit_uniform uniform_emitter;
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    emit_sampler sampler_emitter;
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    emit_attribute attribute_emitter;
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    emit_finalize finalize_emitter;
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    varname_function get_varname;
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    const_array_varname_function get_const_array_varname;
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} Profile;
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// !!! FIXME: cut and paste between every damned source file follows...
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// !!! FIXME: We need to make some sort of ContextBase that applies to all
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// !!! FIXME:  files and move this stuff to mojoshader_common.c ...
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static inline void out_of_memory(Context *ctx)
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{
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    ctx->isfail = ctx->out_of_memory = 1;
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} // out_of_memory
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static inline void *Malloc(Context *ctx, const size_t len)
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{
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    void *retval = ctx->malloc((int) len, ctx->malloc_data);
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    if (retval == NULL)
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        out_of_memory(ctx);
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    return retval;
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} // Malloc
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static inline char *StrDup(Context *ctx, const char *str)
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{
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    char *retval = (char *) Malloc(ctx, strlen(str) + 1);
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    if (retval != NULL)
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        strcpy(retval, str);
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    return retval;
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} // StrDup
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194
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static inline void Free(Context *ctx, void *ptr)
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{
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    ctx->free(ptr, ctx->malloc_data);
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} // Free
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static void * MOJOSHADERCALL MallocBridge(int bytes, void *data)
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{
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    return Malloc((Context *) data, (size_t) bytes);
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} // MallocBridge
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static void MOJOSHADERCALL FreeBridge(void *ptr, void *data)
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{
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    Free((Context *) data, ptr);
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} // FreeBridge
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// jump between output sections in the context...
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static int set_output(Context *ctx, Buffer **section)
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{
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    // only create output sections on first use.
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    if (*section == NULL)
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    {
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        *section = buffer_create(256, MallocBridge, FreeBridge, ctx);
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        if (*section == NULL)
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            return 0;
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    } // if
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    ctx->output = *section;
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    return 1;
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} // set_output
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static void push_output(Context *ctx, Buffer **section)
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{
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    assert(ctx->output_stack_len < (int) (STATICARRAYLEN(ctx->output_stack)));
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    ctx->output_stack[ctx->output_stack_len] = ctx->output;
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    ctx->indent_stack[ctx->output_stack_len] = ctx->indent;
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    ctx->output_stack_len++;
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    if (!set_output(ctx, section))
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        return;
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    ctx->indent = 0;
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} // push_output
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static inline void pop_output(Context *ctx)
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{
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    assert(ctx->output_stack_len > 0);
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    ctx->output_stack_len--;
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    ctx->output = ctx->output_stack[ctx->output_stack_len];
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    ctx->indent = ctx->indent_stack[ctx->output_stack_len];
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} // pop_output
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// Shader model version magic...
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static inline uint32 ver_ui32(const uint8 major, const uint8 minor)
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{
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    return ( (((uint32) major) << 16) | (((minor) == 0xFF) ? 1 : (minor)) );
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} // version_ui32
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   385
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static inline int shader_version_supported(const uint8 maj, const uint8 min)
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{
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   388
    return (ver_ui32(maj,min) <= ver_ui32(MAX_SHADER_MAJOR, MAX_SHADER_MINOR));
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} // shader_version_supported
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151
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   391
static inline int shader_version_atleast(const Context *ctx, const uint8 maj,
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   392
                                         const uint8 min)
43
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   393
{
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   394
    return (ver_ui32(ctx->major_ver, ctx->minor_ver) >= ver_ui32(maj, min));
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   395
} // shader_version_atleast
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   396
400
05e384a14cd6 Implemented support for phase token.
Ryan C. Gordon <icculus@icculus.org>
parents: 399
diff changeset
   397
static inline int shader_version_exactly(const Context *ctx, const uint8 maj,
05e384a14cd6 Implemented support for phase token.
Ryan C. Gordon <icculus@icculus.org>
parents: 399
diff changeset
   398
                                         const uint8 min)
05e384a14cd6 Implemented support for phase token.
Ryan C. Gordon <icculus@icculus.org>
parents: 399
diff changeset
   399
{
05e384a14cd6 Implemented support for phase token.
Ryan C. Gordon <icculus@icculus.org>
parents: 399
diff changeset
   400
    return ((ctx->major_ver == maj) && (ctx->minor_ver == min));
05e384a14cd6 Implemented support for phase token.
Ryan C. Gordon <icculus@icculus.org>
parents: 399
diff changeset
   401
} // shader_version_exactly
05e384a14cd6 Implemented support for phase token.
Ryan C. Gordon <icculus@icculus.org>
parents: 399
diff changeset
   402
151
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   403
static inline int shader_is_pixel(const Context *ctx)
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   404
{
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   405
    return (ctx->shader_type == MOJOSHADER_TYPE_PIXEL);
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   406
} // shader_is_pixel
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   407
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   408
static inline int shader_is_vertex(const Context *ctx)
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   409
{
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   410
    return (ctx->shader_type == MOJOSHADER_TYPE_VERTEX);
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   411
} // shader_is_vertex
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   412
43
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   413
48
86dc2c772d26 [svn] Enabled -Wall, found some bugs.
icculus
parents: 46
diff changeset
   414
static inline int isfail(const Context *ctx)
44
5d56cf8b4571 [svn] Cleaned up fail check, parse_args and state machine semantics, and added check
icculus
parents: 43
diff changeset
   415
{
536
5af65fe6e917 Allow multiple errors from parsing.
Ryan C. Gordon <icculus@icculus.org>
parents: 535
diff changeset
   416
    return ctx->isfail;
44
5d56cf8b4571 [svn] Cleaned up fail check, parse_args and state machine semantics, and added check
icculus
parents: 43
diff changeset
   417
} // isfail
5d56cf8b4571 [svn] Cleaned up fail check, parse_args and state machine semantics, and added check
icculus
parents: 43
diff changeset
   418
5d56cf8b4571 [svn] Cleaned up fail check, parse_args and state machine semantics, and added check
icculus
parents: 43
diff changeset
   419
542
a56d3bfd2e36 More work on multiple error messages.
Ryan C. Gordon <icculus@icculus.org>
parents: 541
diff changeset
   420
static void failf(Context *ctx, const char *fmt, ...) ISPRINTF(2,3);
a56d3bfd2e36 More work on multiple error messages.
Ryan C. Gordon <icculus@icculus.org>
parents: 541
diff changeset
   421
static void failf(Context *ctx, const char *fmt, ...)
12
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   422
{
536
5af65fe6e917 Allow multiple errors from parsing.
Ryan C. Gordon <icculus@icculus.org>
parents: 535
diff changeset
   423
    ctx->isfail = 1;
5af65fe6e917 Allow multiple errors from parsing.
Ryan C. Gordon <icculus@icculus.org>
parents: 535
diff changeset
   424
    if (ctx->out_of_memory)
542
a56d3bfd2e36 More work on multiple error messages.
Ryan C. Gordon <icculus@icculus.org>
parents: 541
diff changeset
   425
        return;
536
5af65fe6e917 Allow multiple errors from parsing.
Ryan C. Gordon <icculus@icculus.org>
parents: 535
diff changeset
   426
939
64cc93ee5a56 Cut-and-paste cleanup: unified the ErrorList functionality.
Ryan C. Gordon <icculus@icculus.org>
parents: 909
diff changeset
   427
    // no filename at this level (we pass a NULL to errorlist_add_va()...)
536
5af65fe6e917 Allow multiple errors from parsing.
Ryan C. Gordon <icculus@icculus.org>
parents: 535
diff changeset
   428
    va_list ap;
5af65fe6e917 Allow multiple errors from parsing.
Ryan C. Gordon <icculus@icculus.org>
parents: 535
diff changeset
   429
    va_start(ap, fmt);
947
16af6e2b2ada Cleaned up error position reporting.
Ryan C. Gordon <icculus@icculus.org>
parents: 945
diff changeset
   430
    errorlist_add_va(ctx->errors, NULL, ctx->current_position, fmt, ap);
536
5af65fe6e917 Allow multiple errors from parsing.
Ryan C. Gordon <icculus@icculus.org>
parents: 535
diff changeset
   431
    va_end(ap);
12
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   432
} // failf
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   433
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   434
542
a56d3bfd2e36 More work on multiple error messages.
Ryan C. Gordon <icculus@icculus.org>
parents: 541
diff changeset
   435
static inline void fail(Context *ctx, const char *reason)
a56d3bfd2e36 More work on multiple error messages.
Ryan C. Gordon <icculus@icculus.org>
parents: 541
diff changeset
   436
{
a56d3bfd2e36 More work on multiple error messages.
Ryan C. Gordon <icculus@icculus.org>
parents: 541
diff changeset
   437
    failf(ctx, "%s", reason);
12
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   438
} // fail
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   439
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   440
542
a56d3bfd2e36 More work on multiple error messages.
Ryan C. Gordon <icculus@icculus.org>
parents: 541
diff changeset
   441
static void output_line(Context *ctx, const char *fmt, ...) ISPRINTF(2,3);
a56d3bfd2e36 More work on multiple error messages.
Ryan C. Gordon <icculus@icculus.org>
parents: 541
diff changeset
   442
static void output_line(Context *ctx, const char *fmt, ...)
7
18bf77bb8c07 [svn] Cleanups, split things out.
icculus
parents: 6
diff changeset
   443
{
944
9f9fa9650772 Paying off more technical debt: unified growable buffers into one place.
Ryan C. Gordon <icculus@icculus.org>
parents: 943
diff changeset
   444
    assert(ctx->output != NULL);
9f9fa9650772 Paying off more technical debt: unified growable buffers into one place.
Ryan C. Gordon <icculus@icculus.org>
parents: 943
diff changeset
   445
    if (isfail(ctx))
541
0240ccafb610 Added StrDup().
Ryan C. Gordon <icculus@icculus.org>
parents: 540
diff changeset
   446
        return;  // we failed previously, don't go on...
12
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   447
40
f54f1635ac8a [svn] Filling in some initial GLSL output. Not even close to done!
icculus
parents: 39
diff changeset
   448
    const int indent = ctx->indent;
41
b857eacdbc68 [svn] More GLSL work.
icculus
parents: 40
diff changeset
   449
    if (indent > 0)
944
9f9fa9650772 Paying off more technical debt: unified growable buffers into one place.
Ryan C. Gordon <icculus@icculus.org>
parents: 943
diff changeset
   450
    {
9f9fa9650772 Paying off more technical debt: unified growable buffers into one place.
Ryan C. Gordon <icculus@icculus.org>
parents: 943
diff changeset
   451
        char *indentbuf = (char *) alloca(indent);
9f9fa9650772 Paying off more technical debt: unified growable buffers into one place.
Ryan C. Gordon <icculus@icculus.org>
parents: 943
diff changeset
   452
        memset(indentbuf, '\t', indent);
9f9fa9650772 Paying off more technical debt: unified growable buffers into one place.
Ryan C. Gordon <icculus@icculus.org>
parents: 943
diff changeset
   453
        buffer_append(ctx->output, indentbuf, indent);
9f9fa9650772 Paying off more technical debt: unified growable buffers into one place.
Ryan C. Gordon <icculus@icculus.org>
parents: 943
diff changeset
   454
    } // if
56
1e8b180d3eb1 [svn] Bunch of work from the transatlantic airplane flight...since this is a ton of
icculus
parents: 55
diff changeset
   455
12
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   456
    va_list ap;
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   457
    va_start(ap, fmt);
944
9f9fa9650772 Paying off more technical debt: unified growable buffers into one place.
Ryan C. Gordon <icculus@icculus.org>
parents: 943
diff changeset
   458
    buffer_append_va(ctx->output, fmt, ap);
12
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   459
    va_end(ap);
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   460
944
9f9fa9650772 Paying off more technical debt: unified growable buffers into one place.
Ryan C. Gordon <icculus@icculus.org>
parents: 943
diff changeset
   461
    buffer_append(ctx->output, ctx->endline, ctx->endline_len);
12
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   462
} // output_line
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   463
d81712dd1a46 [svn] Cleaned up and improved output and fail state.
icculus
parents: 11
diff changeset
   464
542
a56d3bfd2e36 More work on multiple error messages.
Ryan C. Gordon <icculus@icculus.org>
parents: 541
diff changeset
   465
static inline void output_blank_line(Context *ctx)
a56d3bfd2e36 More work on multiple error messages.
Ryan C. Gordon <icculus@icculus.org>
parents: 541
diff changeset
   466
{
944
9f9fa9650772 Paying off more technical debt: unified growable buffers into one place.
Ryan C. Gordon <icculus@icculus.org>
parents: 943
diff changeset
   467
    assert(ctx->output != NULL);
9f9fa9650772 Paying off more technical debt: unified growable buffers into one place.
Ryan C. Gordon <icculus@icculus.org>
parents: 943
diff changeset
   468
    if (!isfail(ctx))
9f9fa9650772 Paying off more technical debt: unified growable buffers into one place.
Ryan C. Gordon <icculus@icculus.org>
parents: 943
diff changeset
   469
        buffer_append(ctx->output, ctx->endline, ctx->endline_len);
56
1e8b180d3eb1 [svn] Bunch of work from the transatlantic airplane flight...since this is a ton of
icculus
parents: 55
diff changeset
   470
} // output_blank_line
1e8b180d3eb1 [svn] Bunch of work from the transatlantic airplane flight...since this is a ton of
icculus
parents: 55
diff changeset
   471
1e8b180d3eb1 [svn] Bunch of work from the transatlantic airplane flight...since this is a ton of
icculus
parents: 55
diff changeset
   472
43
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   473
// !!! FIXME: this is sort of nasty.
72
b193a3182dcd Tweak floatstr() to produce strings the GLSL profile can use.
Ryan C. Gordon <icculus@icculus.org>
parents: 71
diff changeset
   474
static void floatstr(Context *ctx, char *buf, size_t bufsize, float f,
b193a3182dcd Tweak floatstr() to produce strings the GLSL profile can use.
Ryan C. Gordon <icculus@icculus.org>
parents: 71
diff changeset
   475
                     int leavedecimal)
43
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   476
{
1150
02c0f0afb39a - Add ability to build MojoShader as a shared library
Ethan Lee <flibitijibibo@flibitijibibo.com>
parents: 1148
diff changeset
   477
    const size_t len = MOJOSHADER_printFloat(buf, bufsize, f);
72
b193a3182dcd Tweak floatstr() to produce strings the GLSL profile can use.
Ryan C. Gordon <icculus@icculus.org>
parents: 71
diff changeset
   478
    if ((len+2) >= bufsize)
43
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   479
        fail(ctx, "BUG: internal buffer is too small");
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   480
    else
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   481
    {
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   482
        char *end = buf + len;
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   483
        char *ptr = strchr(buf, '.');
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   484
        if (ptr == NULL)
72
b193a3182dcd Tweak floatstr() to produce strings the GLSL profile can use.
Ryan C. Gordon <icculus@icculus.org>
parents: 71
diff changeset
   485
        {
b193a3182dcd Tweak floatstr() to produce strings the GLSL profile can use.
Ryan C. Gordon <icculus@icculus.org>
parents: 71
diff changeset
   486
            if (leavedecimal)
b193a3182dcd Tweak floatstr() to produce strings the GLSL profile can use.
Ryan C. Gordon <icculus@icculus.org>
parents: 71
diff changeset
   487
                strcat(buf, ".0");
43
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   488
            return;  // done.
72
b193a3182dcd Tweak floatstr() to produce strings the GLSL profile can use.
Ryan C. Gordon <icculus@icculus.org>
parents: 71
diff changeset
   489
        } // if
43
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   490
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   491
        while (--end != ptr)
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   492
        {
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   493
            if (*end != '0')
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   494
            {
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   495
                end++;
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   496
                break;
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   497
            } // if
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   498
        } // while
72
b193a3182dcd Tweak floatstr() to produce strings the GLSL profile can use.
Ryan C. Gordon <icculus@icculus.org>
parents: 71
diff changeset
   499
        if ((leavedecimal) && (end == ptr))
b193a3182dcd Tweak floatstr() to produce strings the GLSL profile can use.
Ryan C. Gordon <icculus@icculus.org>
parents: 71
diff changeset
   500
            end += 2;
43
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   501
        *end = '\0';  // chop extra '0' or all decimal places off.
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   502
    } // else
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   503
} // floatstr
2f5d9a656dff [svn] Bunch More Work. Cleaned up some lingering opcode drama, and state machine
icculus
parents: 42
diff changeset
   504
1104
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   505
static inline TextureType cvtMojoToD3DSamplerType(const MOJOSHADER_samplerType type)
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   506
{
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   507
    return (TextureType) (((int) type) + 2);
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   508
} // cvtMojoToD3DSamplerType
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   509
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   510
static inline MOJOSHADER_samplerType cvtD3DToMojoSamplerType(const TextureType type)
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   511
{
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   512
    return (MOJOSHADER_samplerType) (((int) type) - 2);
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   513
} // cvtD3DToMojoSamplerType
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   514
17
78d605d6641d [svn] Starting to fill in D3D profile...
icculus
parents: 16
diff changeset
   515
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   516
// Deal with register lists...  !!! FIXME: I sort of hate this.
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   517
97
4a41e3d17297 Allow instance data to be passed to the allocator.
Ryan C. Gordon <icculus@icculus.org>
parents: 96
diff changeset
   518
static void free_reglist(MOJOSHADER_free f, void *d, RegisterList *item)
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   519
{
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   520
    while (item != NULL)
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   521
    {
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   522
        RegisterList *next = item->next;
97
4a41e3d17297 Allow instance data to be passed to the allocator.
Ryan C. Gordon <icculus@icculus.org>
parents: 96
diff changeset
   523
        f(item, d);
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   524
        item = next;
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   525
    } // while
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   526
} // free_reglist
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   527
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   528
static inline uint32 reg_to_ui32(const RegisterType regtype, const int regnum)
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   529
{
1179
6dd73a80629b Sort register lists by register type first, then register number.
Ryan C. Gordon <icculus@icculus.org>
parents: 1178
diff changeset
   530
    return ( ((uint32) regnum) | (((uint32) regtype) << 16) );
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   531
} // reg_to_uint32
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   532
940
bc2a5efade5e Added a bunch of FIXMEs to accurately portray current technical debt.
Ryan C. Gordon <icculus@icculus.org>
parents: 939
diff changeset
   533
// !!! FIXME: ditch this for a hash table.
104
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   534
static RegisterList *reglist_insert(Context *ctx, RegisterList *prev,
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   535
                                    const RegisterType regtype,
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   536
                                    const int regnum)
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   537
{
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   538
    const uint32 newval = reg_to_ui32(regtype, regnum);
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   539
    RegisterList *item = prev->next;
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   540
    while (item != NULL)
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   541
    {
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   542
        const uint32 val = reg_to_ui32(item->regtype, item->regnum);
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   543
        if (newval == val)
104
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   544
            return item;  // already set, so we're done.
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   545
        else if (newval < val)  // insert it here.
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   546
            break;
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   547
        else // if (newval > val)
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   548
        {
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   549
            // keep going, we're not to the insertion point yet.
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   550
            prev = item;
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   551
            item = item->next;
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   552
        } // else
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   553
    } // while
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   554
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   555
    // we need to insert an entry after (prev).
97
4a41e3d17297 Allow instance data to be passed to the allocator.
Ryan C. Gordon <icculus@icculus.org>
parents: 96
diff changeset
   556
    item = (RegisterList *) Malloc(ctx, sizeof (RegisterList));
194
8de489efc811 Malloc() now handles calling out_of_memory() if necessary.
Ryan C. Gordon <icculus@icculus.org>
parents: 193
diff changeset
   557
    if (item != NULL)
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   558
    {
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   559
        item->regtype = regtype;
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   560
        item->regnum = regnum;
248
568c8f9d7cb9 Don't overload meaning of RegisterList::usage for loop tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 235
diff changeset
   561
        item->usage = MOJOSHADER_USAGE_UNKNOWN;
104
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   562
        item->index = 0;
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   563
        item->writemask = 0;
248
568c8f9d7cb9 Don't overload meaning of RegisterList::usage for loop tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 235
diff changeset
   564
        item->misc = 0;
1180
8abc040525ed A bunch of fixes for bugs that that American Fuzzy Lop exposed.
Ryan C. Gordon <icculus@icculus.org>
parents: 1179
diff changeset
   565
        item->written = 0;
402
933d71481f5b Better relative addressing support.
Ryan C. Gordon <icculus@icculus.org>
parents: 401
diff changeset
   566
        item->array = NULL;
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   567
        item->next = prev->next;
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   568
        prev->next = item;
194
8de489efc811 Malloc() now handles calling out_of_memory() if necessary.
Ryan C. Gordon <icculus@icculus.org>
parents: 193
diff changeset
   569
    } // if
104
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   570
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   571
    return item;
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   572
} // reglist_insert
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   573
450
6a9faf398c1d Allow overriding of swizzle on vertex attributes during bytecode parsing.
Ryan C. Gordon <icculus@icculus.org>
parents: 446
diff changeset
   574
static RegisterList *reglist_find(const RegisterList *prev,
6a9faf398c1d Allow overriding of swizzle on vertex attributes during bytecode parsing.
Ryan C. Gordon <icculus@icculus.org>
parents: 446
diff changeset
   575
                                  const RegisterType rtype, const int regnum)
122
e9da4ede0a27 Hopefully fixed loop register inheriting to subroutines.
Ryan C. Gordon <icculus@icculus.org>
parents: 121
diff changeset
   576
{
e9da4ede0a27 Hopefully fixed loop register inheriting to subroutines.
Ryan C. Gordon <icculus@icculus.org>
parents: 121
diff changeset
   577
    const uint32 newval = reg_to_ui32(rtype, regnum);
e9da4ede0a27 Hopefully fixed loop register inheriting to subroutines.
Ryan C. Gordon <icculus@icculus.org>
parents: 121
diff changeset
   578
    RegisterList *item = prev->next;
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   579
    while (item != NULL)
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   580
    {
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   581
        const uint32 val = reg_to_ui32(item->regtype, item->regnum);
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   582
        if (newval == val)
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   583
            return item;  // here it is.
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   584
        else if (newval < val)  // should have been here if it existed.
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   585
            return NULL;
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   586
        else // if (newval > val)
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   587
            item = item->next;
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   588
    } // while
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   589
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   590
    return NULL;  // wasn't in the list.
122
e9da4ede0a27 Hopefully fixed loop register inheriting to subroutines.
Ryan C. Gordon <icculus@icculus.org>
parents: 121
diff changeset
   591
} // reglist_find
e9da4ede0a27 Hopefully fixed loop register inheriting to subroutines.
Ryan C. Gordon <icculus@icculus.org>
parents: 121
diff changeset
   592
e9da4ede0a27 Hopefully fixed loop register inheriting to subroutines.
Ryan C. Gordon <icculus@icculus.org>
parents: 121
diff changeset
   593
static inline const RegisterList *reglist_exists(RegisterList *prev,
e9da4ede0a27 Hopefully fixed loop register inheriting to subroutines.
Ryan C. Gordon <icculus@icculus.org>
parents: 121
diff changeset
   594
                                                 const RegisterType regtype,
e9da4ede0a27 Hopefully fixed loop register inheriting to subroutines.
Ryan C. Gordon <icculus@icculus.org>
parents: 121
diff changeset
   595
                                                 const int regnum)
e9da4ede0a27 Hopefully fixed loop register inheriting to subroutines.
Ryan C. Gordon <icculus@icculus.org>
parents: 121
diff changeset
   596
{
e9da4ede0a27 Hopefully fixed loop register inheriting to subroutines.
Ryan C. Gordon <icculus@icculus.org>
parents: 121
diff changeset
   597
    return (reglist_find(prev, regtype, regnum));
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   598
} // reglist_exists
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   599
1084
414c5019f0c6 Fail if Shader Model 1 pixel shaders don't write to r0.
Ryan C. Gordon <icculus@icculus.org>
parents: 1083
diff changeset
   600
static inline int register_was_written(Context *ctx, const RegisterType rtype,
414c5019f0c6 Fail if Shader Model 1 pixel shaders don't write to r0.
Ryan C. Gordon <icculus@icculus.org>
parents: 1083
diff changeset
   601
                                       const int regnum)
414c5019f0c6 Fail if Shader Model 1 pixel shaders don't write to r0.
Ryan C. Gordon <icculus@icculus.org>
parents: 1083
diff changeset
   602
{
414c5019f0c6 Fail if Shader Model 1 pixel shaders don't write to r0.
Ryan C. Gordon <icculus@icculus.org>
parents: 1083
diff changeset
   603
    RegisterList *reg = reglist_find(&ctx->used_registers, rtype, regnum);
414c5019f0c6 Fail if Shader Model 1 pixel shaders don't write to r0.
Ryan C. Gordon <icculus@icculus.org>
parents: 1083
diff changeset
   604
    return (reg && reg->written);
414c5019f0c6 Fail if Shader Model 1 pixel shaders don't write to r0.
Ryan C. Gordon <icculus@icculus.org>
parents: 1083
diff changeset
   605
} // register_was_written
414c5019f0c6 Fail if Shader Model 1 pixel shaders don't write to r0.
Ryan C. Gordon <icculus@icculus.org>
parents: 1083
diff changeset
   606
1085
dac9e6cea0d1 Test for reading of uninitialized temp registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1084
diff changeset
   607
static inline RegisterList *set_used_register(Context *ctx,
dac9e6cea0d1 Test for reading of uninitialized temp registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1084
diff changeset
   608
                                              const RegisterType regtype,
dac9e6cea0d1 Test for reading of uninitialized temp registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1084
diff changeset
   609
                                              const int regnum,
dac9e6cea0d1 Test for reading of uninitialized temp registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1084
diff changeset
   610
                                              const int written)
1083
af2182ddc559 Note whether a given register was written to by the shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 1082
diff changeset
   611
{
af2182ddc559 Note whether a given register was written to by the shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 1082
diff changeset
   612
    RegisterList *reg = NULL;
1048
d58bd6348b15 ARB1, GLSL: Deal with multiple draw buffers (registers oC1, etc).
Ryan C. Gordon <icculus@icculus.org>
parents: 1046
diff changeset
   613
    if ((regtype == REG_TYPE_COLOROUT) && (regnum > 0))
d58bd6348b15 ARB1, GLSL: Deal with multiple draw buffers (registers oC1, etc).
Ryan C. Gordon <icculus@icculus.org>
parents: 1046
diff changeset
   614
        ctx->have_multi_color_outputs = 1;
1083
af2182ddc559 Note whether a given register was written to by the shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 1082
diff changeset
   615
af2182ddc559 Note whether a given register was written to by the shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 1082
diff changeset
   616
    reg = reglist_insert(ctx, &ctx->used_registers, regtype, regnum);
af2182ddc559 Note whether a given register was written to by the shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 1082
diff changeset
   617
    if (reg && written)
af2182ddc559 Note whether a given register was written to by the shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 1082
diff changeset
   618
        reg->written = 1;
1085
dac9e6cea0d1 Test for reading of uninitialized temp registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1084
diff changeset
   619
    return reg;
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   620
} // set_used_register
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   621
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   622
static inline int get_used_register(Context *ctx, const RegisterType regtype,
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   623
                                    const int regnum)
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   624
{
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   625
    return (reglist_exists(&ctx->used_registers, regtype, regnum) != NULL);
83
ce46250e553d Add defined/declared registers to the appropriate register list.
Ryan C. Gordon <icculus@icculus.org>
parents: 82
diff changeset
   626
} // get_used_register
82
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   627
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   628
static inline void set_defined_register(Context *ctx, const RegisterType rtype,
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   629
                                        const int regnum)
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   630
{
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   631
    reglist_insert(ctx, &ctx->defined_registers, rtype, regnum);
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   632
} // set_defined_register
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   633
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   634
static inline int get_defined_register(Context *ctx, const RegisterType rtype,
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   635
                                       const int regnum)
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   636
{
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   637
    return (reglist_exists(&ctx->defined_registers, rtype, regnum) != NULL);
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   638
} // get_defined_register
dc7ad4cea75b Keep a list of used/defined registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 81
diff changeset
   639
104
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   640
static void add_attribute_register(Context *ctx, const RegisterType rtype,
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   641
                                const int regnum, const MOJOSHADER_usage usage,
431
0d0cbe10db02 First shot at nv4 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 430
diff changeset
   642
                                const int index, const int writemask, int flags)
104
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   643
{
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   644
    RegisterList *item = reglist_insert(ctx, &ctx->attributes, rtype, regnum);
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   645
    item->usage = usage;
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   646
    item->index = index;
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   647
    item->writemask = writemask;
431
0d0cbe10db02 First shot at nv4 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 430
diff changeset
   648
    item->misc = flags;
1054
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   649
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   650
    if ((rtype == REG_TYPE_OUTPUT) && (usage == MOJOSHADER_USAGE_POINTSIZE))
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   651
        ctx->uses_pointsize = 1;  // note that we have to check this later.
1075
61e5b2764ec8 Flag more registers as scalar. Fixes use of dcl_fog, oPts and oFog registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1062
diff changeset
   652
    else if ((rtype == REG_TYPE_OUTPUT) && (usage == MOJOSHADER_USAGE_FOG))
61e5b2764ec8 Flag more registers as scalar. Fixes use of dcl_fog, oPts and oFog registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1062
diff changeset
   653
        ctx->uses_fog = 1;  // note that we have to check this later.
104
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   654
} // add_attribute_register
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   655
1104
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   656
static inline void add_sampler(Context *ctx, const int regnum,
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   657
                               TextureType ttype, const int texbem)
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   658
{
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   659
    const RegisterType rtype = REG_TYPE_SAMPLER;
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   660
297
16ec5a14777d Added a FIXME.
Ryan C. Gordon <icculus@icculus.org>
parents: 296
diff changeset
   661
    // !!! FIXME: make sure it doesn't exist?
1088
d2c20b029834 Implement ps_1_1 TEX opcode for arb1 and glsl profiles.
Ryan C. Gordon <icculus@icculus.org>
parents: 1087
diff changeset
   662
    // !!! FIXME:  (ps_1_1 assume we can add it multiple times...)
148
645003ec6623 Hopefully sorted out the reported uniform/attribute mess.
Ryan C. Gordon <icculus@icculus.org>
parents: 145
diff changeset
   663
    RegisterList *item = reglist_insert(ctx, &ctx->samplers, rtype, regnum);
1104
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   664
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   665
    if (ctx->samplermap != NULL)
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   666
    {
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   667
        unsigned int i;
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   668
        for (i = 0; i < ctx->samplermap_count; i++)
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   669
        {
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   670
            if (ctx->samplermap[i].index == regnum)
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   671
            {
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   672
                ttype = cvtMojoToD3DSamplerType(ctx->samplermap[i].type);
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   673
                break;
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   674
            } // if
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   675
        } // for
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   676
    } // if
9147482e1ec7 Allow sampler type remapping.
Ryan C. Gordon <icculus@icculus.org>
parents: 1103
diff changeset
   677
148
645003ec6623 Hopefully sorted out the reported uniform/attribute mess.
Ryan C. Gordon <icculus@icculus.org>
parents: 145
diff changeset
   678
    item->index = (int) ttype;
1090
636ffcd3f14a First shot at GLSL/ARB1 support for TEXBEM and TEXBEML opcodes.
Ryan C. Gordon <icculus@icculus.org>
parents: 1089
diff changeset
   679
    item->misc |= texbem;
148
645003ec6623 Hopefully sorted out the reported uniform/attribute mess.
Ryan C. Gordon <icculus@icculus.org>
parents: 145
diff changeset
   680
} // add_sampler
645003ec6623 Hopefully sorted out the reported uniform/attribute mess.
Ryan C. Gordon <icculus@icculus.org>
parents: 145
diff changeset
   681
104
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   682
295
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   683
static inline int writemask_xyzw(const int writemask)
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   684
{
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   685
    return (writemask == 0xF);  // 0xF == 1111. No explicit mask (full!).
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   686
} // writemask_xyzw
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   687
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   688
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   689
static inline int writemask_xyz(const int writemask)
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   690
{
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   691
    return (writemask == 0x7);  // 0x7 == 0111. (that is: xyz)
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   692
} // writemask_xyz
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   693
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   694
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   695
static inline int writemask_xy(const int writemask)
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   696
{
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   697
    return (writemask == 0x3);  // 0x3 == 0011. (that is: xy)
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   698
} // writemask_xy
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   699
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   700
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   701
static inline int writemask_x(const int writemask)
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   702
{
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   703
    return (writemask == 0x1);  // 0x1 == 0001. (that is: x)
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   704
} // writemask_x
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   705
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   706
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   707
static inline int writemask_y(const int writemask)
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   708
{
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   709
    return (writemask == 0x2);  // 0x1 == 0010. (that is: y)
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   710
} // writemask_y
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   711
54ef3ccdfa58 Cleaned up explicit writemask tests.
Ryan C. Gordon <icculus@icculus.org>
parents: 294
diff changeset
   712
121
37de8c6bb262 Fixed comparisons in GLSL profile and improved validation.
Ryan C. Gordon <icculus@icculus.org>
parents: 120
diff changeset
   713
static inline int replicate_swizzle(const int swizzle)
37de8c6bb262 Fixed comparisons in GLSL profile and improved validation.
Ryan C. Gordon <icculus@icculus.org>
parents: 120
diff changeset
   714
{
37de8c6bb262 Fixed comparisons in GLSL profile and improved validation.
Ryan C. Gordon <icculus@icculus.org>
parents: 120
diff changeset
   715
    return ( (((swizzle >> 0) & 0x3) == ((swizzle >> 2) & 0x3)) &&
37de8c6bb262 Fixed comparisons in GLSL profile and improved validation.
Ryan C. Gordon <icculus@icculus.org>
parents: 120
diff changeset
   716
             (((swizzle >> 2) & 0x3) == ((swizzle >> 4) & 0x3)) &&
37de8c6bb262 Fixed comparisons in GLSL profile and improved validation.
Ryan C. Gordon <icculus@icculus.org>
parents: 120
diff changeset
   717
             (((swizzle >> 4) & 0x3) == ((swizzle >> 6) & 0x3)) );
37de8c6bb262 Fixed comparisons in GLSL profile and improved validation.
Ryan C. Gordon <icculus@icculus.org>
parents: 120
diff changeset
   718
} // replicate_swizzle
37de8c6bb262 Fixed comparisons in GLSL profile and improved validation.
Ryan C. Gordon <icculus@icculus.org>
parents: 120
diff changeset
   719
37de8c6bb262 Fixed comparisons in GLSL profile and improved validation.
Ryan C. Gordon <icculus@icculus.org>
parents: 120
diff changeset
   720
292
f6c1a2ec6030 Added >= ps_2_0 state for TEXLD opcode, cleaned up swizzle checks.
Ryan C. Gordon <icculus@icculus.org>
parents: 291
diff changeset
   721
static inline int no_swizzle(const int swizzle)
f6c1a2ec6030 Added >= ps_2_0 state for TEXLD opcode, cleaned up swizzle checks.
Ryan C. Gordon <icculus@icculus.org>
parents: 291
diff changeset
   722
{
296
3744671ea39e Fixed logic error.
Ryan C. Gordon <icculus@icculus.org>
parents: 295
diff changeset
   723
    return (swizzle == 0xE4);  // 0xE4 == 11100100 ... 0 1 2 3. No swizzle.
292
f6c1a2ec6030 Added >= ps_2_0 state for TEXLD opcode, cleaned up swizzle checks.
Ryan C. Gordon <icculus@icculus.org>
parents: 291
diff changeset
   724
} // no_swizzle
f6c1a2ec6030 Added >= ps_2_0 state for TEXLD opcode, cleaned up swizzle checks.
Ryan C. Gordon <icculus@icculus.org>
parents: 291
diff changeset
   725
f6c1a2ec6030 Added >= ps_2_0 state for TEXLD opcode, cleaned up swizzle checks.
Ryan C. Gordon <icculus@icculus.org>
parents: 291
diff changeset
   726
165
708de76f4c36 More swizzle/writemask work.
Ryan C. Gordon <icculus@icculus.org>
parents: 164
diff changeset
   727
static inline int vecsize_from_writemask(const int m)
708de76f4c36 More swizzle/writemask work.
Ryan C. Gordon <icculus@icculus.org>
parents: 164
diff changeset
   728
{
708de76f4c36 More swizzle/writemask work.
Ryan C. Gordon <icculus@icculus.org>
parents: 164
diff changeset
   729
    return (m & 1) + ((m >> 1) & 1) + ((m >> 2) & 1) + ((m >> 3) & 1);
708de76f4c36 More swizzle/writemask work.
Ryan C. Gordon <icculus@icculus.org>
parents: 164
diff changeset
   730
} // vecsize_from_writemask
708de76f4c36 More swizzle/writemask work.
Ryan C. Gordon <icculus@icculus.org>
parents: 164
diff changeset
   731
1077
57e18783574e Cleaned up some cut-and-paste.
Ryan C. Gordon <icculus@icculus.org>
parents: 1076
diff changeset
   732
57e18783574e Cleaned up some cut-and-paste.
Ryan C. Gordon <icculus@icculus.org>
parents: 1076
diff changeset
   733
static inline void set_dstarg_writemask(DestArgInfo *dst, const int mask)
57e18783574e Cleaned up some cut-and-paste.
Ryan C. Gordon <icculus@icculus.org>
parents: 1076
diff changeset
   734
{
57e18783574e Cleaned up some cut-and-paste.
Ryan C. Gordon <icculus@icculus.org>
parents: 1076
diff changeset
   735
    dst->writemask = mask;
57e18783574e Cleaned up some cut-and-paste.
Ryan C. Gordon <icculus@icculus.org>
parents: 1076
diff changeset
   736
    dst->writemask0 = ((mask >> 0) & 1);
57e18783574e Cleaned up some cut-and-paste.
Ryan C. Gordon <icculus@icculus.org>
parents: 1076
diff changeset
   737
    dst->writemask1 = ((mask >> 1) & 1);
57e18783574e Cleaned up some cut-and-paste.
Ryan C. Gordon <icculus@icculus.org>
parents: 1076
diff changeset
   738
    dst->writemask2 = ((mask >> 2) & 1);
57e18783574e Cleaned up some cut-and-paste.
Ryan C. Gordon <icculus@icculus.org>
parents: 1076
diff changeset
   739
    dst->writemask3 = ((mask >> 3) & 1);
57e18783574e Cleaned up some cut-and-paste.
Ryan C. Gordon <icculus@icculus.org>
parents: 1076
diff changeset
   740
} // set_dstarg_writemask
57e18783574e Cleaned up some cut-and-paste.
Ryan C. Gordon <icculus@icculus.org>
parents: 1076
diff changeset
   741
57e18783574e Cleaned up some cut-and-paste.
Ryan C. Gordon <icculus@icculus.org>
parents: 1076
diff changeset
   742
329
e2688732204e Generalized allocation of scratch registers in arb1 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 328
diff changeset
   743
static int allocate_scratch_register(Context *ctx)
e2688732204e Generalized allocation of scratch registers in arb1 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 328
diff changeset
   744
{
e2688732204e Generalized allocation of scratch registers in arb1 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 328
diff changeset
   745
    const int retval = ctx->scratch_registers++;
e2688732204e Generalized allocation of scratch registers in arb1 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 328
diff changeset
   746
    if (retval >= ctx->max_scratch_registers)
e2688732204e Generalized allocation of scratch registers in arb1 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 328
diff changeset
   747
        ctx->max_scratch_registers = retval + 1;
e2688732204e Generalized allocation of scratch registers in arb1 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 328
diff changeset
   748
    return retval;
e2688732204e Generalized allocation of scratch registers in arb1 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 328
diff changeset
   749
} // allocate_scratch_register
e2688732204e Generalized allocation of scratch registers in arb1 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 328
diff changeset
   750
382
ab4167f50aad Initial shot at REP/ENDREP in nv2 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 381
diff changeset
   751
static int allocate_branch_label(Context *ctx)
ab4167f50aad Initial shot at REP/ENDREP in nv2 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 381
diff changeset
   752
{
ab4167f50aad Initial shot at REP/ENDREP in nv2 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 381
diff changeset
   753
    return ctx->assigned_branch_labels++;
ab4167f50aad Initial shot at REP/ENDREP in nv2 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 381
diff changeset
   754
} // allocate_branch_label
368
a34d36ff9228 Implemented IF, ELSE, and ENDIF in nv2 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 367
diff changeset
   755
947
16af6e2b2ada Cleaned up error position reporting.
Ryan C. Gordon <icculus@icculus.org>
parents: 945
diff changeset
   756
static inline void adjust_token_position(Context *ctx, const int incr)
16af6e2b2ada Cleaned up error position reporting.
Ryan C. Gordon <icculus@icculus.org>
parents: 945
diff changeset
   757
{
16af6e2b2ada Cleaned up error position reporting.
Ryan C. Gordon <icculus@icculus.org>
parents: 945
diff changeset
   758
    ctx->tokens += incr;
16af6e2b2ada Cleaned up error position reporting.
Ryan C. Gordon <icculus@icculus.org>
parents: 945
diff changeset
   759
    ctx->tokencount -= incr;
16af6e2b2ada Cleaned up error position reporting.
Ryan C. Gordon <icculus@icculus.org>
parents: 945
diff changeset
   760
    ctx->current_position += incr * sizeof (uint32);
16af6e2b2ada Cleaned up error position reporting.
Ryan C. Gordon <icculus@icculus.org>
parents: 945
diff changeset
   761
} // adjust_token_position
16af6e2b2ada Cleaned up error position reporting.
Ryan C. Gordon <icculus@icculus.org>
parents: 945
diff changeset
   762
121
37de8c6bb262 Fixed comparisons in GLSL profile and improved validation.
Ryan C. Gordon <icculus@icculus.org>
parents: 120
diff changeset
   763
104
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   764
// D3D stuff that's used in more than just the d3d profile...
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   765
1054
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   766
static int isscalar(Context *ctx, const MOJOSHADER_shaderType shader_type,
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   767
                    const RegisterType rtype, const int rnum)
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   768
{
1075
61e5b2764ec8 Flag more registers as scalar. Fixes use of dcl_fog, oPts and oFog registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1062
diff changeset
   769
    const int uses_psize = ctx->uses_pointsize;
61e5b2764ec8 Flag more registers as scalar. Fixes use of dcl_fog, oPts and oFog registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1062
diff changeset
   770
    const int uses_fog = ctx->uses_fog;
61e5b2764ec8 Flag more registers as scalar. Fixes use of dcl_fog, oPts and oFog registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1062
diff changeset
   771
    if ( (rtype == REG_TYPE_OUTPUT) && ((uses_psize) || (uses_fog)) )
1054
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   772
    {
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   773
        const RegisterList *reg = reglist_find(&ctx->attributes, rtype, rnum);
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   774
        if (reg != NULL)
1075
61e5b2764ec8 Flag more registers as scalar. Fixes use of dcl_fog, oPts and oFog registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1062
diff changeset
   775
        {
61e5b2764ec8 Flag more registers as scalar. Fixes use of dcl_fog, oPts and oFog registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1062
diff changeset
   776
            const MOJOSHADER_usage usage = reg->usage;
61e5b2764ec8 Flag more registers as scalar. Fixes use of dcl_fog, oPts and oFog registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1062
diff changeset
   777
            return ( (uses_psize && (usage == MOJOSHADER_USAGE_POINTSIZE)) ||
61e5b2764ec8 Flag more registers as scalar. Fixes use of dcl_fog, oPts and oFog registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1062
diff changeset
   778
                     (uses_fog && (usage == MOJOSHADER_USAGE_FOG)) );
61e5b2764ec8 Flag more registers as scalar. Fixes use of dcl_fog, oPts and oFog registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 1062
diff changeset
   779
        } // if
1054
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   780
    } // if
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   781
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   782
    return scalar_register(shader_type, rtype, rnum);
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   783
} // isscalar
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
   784
141
997857107c39 Attempt to optimize CMP and CND in GLSL profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 140
diff changeset
   785
static const char swizzle_channels[] = { 'x', 'y', 'z', 'w' };
997857107c39 Attempt to optimize CMP and CND in GLSL profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 140
diff changeset
   786
997857107c39 Attempt to optimize CMP and CND in GLSL profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 140
diff changeset
   787
104
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   788
static const char *usagestrs[] = {
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   789
    "_position", "_blendweight", "_blendindices", "_normal", "_psize",
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   790
    "_texcoord", "_tangent", "_binormal", "_tessfactor", "_positiont",
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   791
    "_color", "_fog", "_depth", "_sample"
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   792
};
7019f99f17d0 Attribute parsing is closer to correct now.
Ryan C. Gordon <icculus@icculus.org>
parents: 103
diff changeset
   793
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   794
static const char *get_D3D_register_string(Context *ctx,
34
ca4b727ad2ce [svn] Chopped out a bunch of D3D2GLSL_ crap.
icculus
parents: 33
diff changeset
   795
                                           RegisterType regtype,
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   796
                                           int regnum, char *regnum_str,
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   797
                                           size_t regnum_size)
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   798
{
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   799
    const char *retval = NULL;
31
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   800
    int has_number = 1;
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   801
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   802
    switch (regtype)
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   803
    {
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   804
        case REG_TYPE_TEMP:
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   805
            retval = "r";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   806
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   807
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   808
        case REG_TYPE_INPUT:
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   809
            retval = "v";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   810
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   811
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   812
        case REG_TYPE_CONST:
31
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   813
            retval = "c";
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   814
            break;
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   815
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   816
        case REG_TYPE_ADDRESS:  // (or REG_TYPE_TEXTURE, same value.)
151
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   817
            retval = shader_is_vertex(ctx) ? "a" : "t";
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   818
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   819
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   820
        case REG_TYPE_RASTOUT:
34
ca4b727ad2ce [svn] Chopped out a bunch of D3D2GLSL_ crap.
icculus
parents: 33
diff changeset
   821
            switch ((RastOutType) regnum)
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   822
            {
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   823
                case RASTOUT_TYPE_POSITION: retval = "oPos"; break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   824
                case RASTOUT_TYPE_FOG: retval = "oFog"; break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   825
                case RASTOUT_TYPE_POINT_SIZE: retval = "oPts"; break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   826
            } // switch
31
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   827
            has_number = 0;
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   828
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   829
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   830
        case REG_TYPE_ATTROUT:
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   831
            retval = "oD";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   832
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   833
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   834
        case REG_TYPE_OUTPUT: // (or REG_TYPE_TEXCRDOUT, same value.)
151
1667680fe402 Cleaned up tests for shader type and version.
Ryan C. Gordon <icculus@icculus.org>
parents: 150
diff changeset
   835
            if (shader_is_vertex(ctx) && shader_version_atleast(ctx, 3, 0))
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   836
                retval = "o";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   837
            else
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   838
                retval = "oT";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   839
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   840
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   841
        case REG_TYPE_CONSTINT:
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   842
            retval = "i";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   843
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   844
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   845
        case REG_TYPE_COLOROUT:
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   846
            retval = "oC";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   847
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   848
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   849
        case REG_TYPE_DEPTHOUT:
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   850
            retval = "oDepth";
31
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   851
            has_number = 0;
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   852
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   853
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   854
        case REG_TYPE_SAMPLER:
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   855
            retval = "s";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   856
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   857
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   858
        case REG_TYPE_CONSTBOOL:
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   859
            retval = "b";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   860
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   861
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   862
        case REG_TYPE_LOOP:
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   863
            retval = "aL";
31
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   864
            has_number = 0;
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   865
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   866
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   867
        case REG_TYPE_MISCTYPE:
317
74a9f3ae4534 Support for vFace and vPos registers.
Ryan C. Gordon <icculus@icculus.org>
parents: 316
diff changeset
   868
            switch ((const MiscTypeType) regnum)
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   869
            {
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   870
                case MISCTYPE_TYPE_POSITION: retval = "vPos"; break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   871
                case MISCTYPE_TYPE_FACE: retval = "vFace"; break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   872
            } // switch
31
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   873
            has_number = 0;
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   874
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   875
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   876
        case REG_TYPE_LABEL:
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   877
            retval = "l";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   878
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   879
73
c368f50d89d2 Shrank chatty enum name.
Ryan C. Gordon <icculus@icculus.org>
parents: 72
diff changeset
   880
        case REG_TYPE_PREDICATE:
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   881
            retval = "p";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   882
            break;
234
c05582e582ad Cleaned up the CONST/CONST2/CONST3/CONST4 tapdance.
Ryan C. Gordon <icculus@icculus.org>
parents: 233
diff changeset
   883
c05582e582ad Cleaned up the CONST/CONST2/CONST3/CONST4 tapdance.
Ryan C. Gordon <icculus@icculus.org>
parents: 233
diff changeset
   884
        //case REG_TYPE_TEMPFLOAT16:  // !!! FIXME: don't know this asm string
c05582e582ad Cleaned up the CONST/CONST2/CONST3/CONST4 tapdance.
Ryan C. Gordon <icculus@icculus.org>
parents: 233
diff changeset
   885
        default:
c05582e582ad Cleaned up the CONST/CONST2/CONST3/CONST4 tapdance.
Ryan C. Gordon <icculus@icculus.org>
parents: 233
diff changeset
   886
            fail(ctx, "unknown register type");
c05582e582ad Cleaned up the CONST/CONST2/CONST3/CONST4 tapdance.
Ryan C. Gordon <icculus@icculus.org>
parents: 233
diff changeset
   887
            retval = "???";
c05582e582ad Cleaned up the CONST/CONST2/CONST3/CONST4 tapdance.
Ryan C. Gordon <icculus@icculus.org>
parents: 233
diff changeset
   888
            has_number = 0;
c05582e582ad Cleaned up the CONST/CONST2/CONST3/CONST4 tapdance.
Ryan C. Gordon <icculus@icculus.org>
parents: 233
diff changeset
   889
            break;
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   890
    } // switch
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   891
31
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   892
    if (has_number)
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   893
        snprintf(regnum_str, regnum_size, "%u", (uint) regnum);
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   894
    else
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   895
        regnum_str[0] = '\0';
ee4ff9d30b67 [svn] DCL support!
icculus
parents: 30
diff changeset
   896
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   897
    return retval;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   898
} // get_D3D_register_string
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   899
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   900
940
bc2a5efade5e Added a bunch of FIXMEs to accurately portray current technical debt.
Ryan C. Gordon <icculus@icculus.org>
parents: 939
diff changeset
   901
// !!! FIXME: can we split the profile code out to separate source files?
bc2a5efade5e Added a bunch of FIXMEs to accurately portray current technical debt.
Ryan C. Gordon <icculus@icculus.org>
parents: 939
diff changeset
   902
67
cc42106d11ec Fixed dest arg output.
Ryan C. Gordon <icculus@icculus.org>
parents: 66
diff changeset
   903
#define AT_LEAST_ONE_PROFILE 0
cc42106d11ec Fixed dest arg output.
Ryan C. Gordon <icculus@icculus.org>
parents: 66
diff changeset
   904
cc42106d11ec Fixed dest arg output.
Ryan C. Gordon <icculus@icculus.org>
parents: 66
diff changeset
   905
#if !SUPPORT_PROFILE_D3D
cc42106d11ec Fixed dest arg output.
Ryan C. Gordon <icculus@icculus.org>
parents: 66
diff changeset
   906
#define PROFILE_EMITTER_D3D(op)
cc42106d11ec Fixed dest arg output.
Ryan C. Gordon <icculus@icculus.org>
parents: 66
diff changeset
   907
#else
cc42106d11ec Fixed dest arg output.
Ryan C. Gordon <icculus@icculus.org>
parents: 66
diff changeset
   908
#undef AT_LEAST_ONE_PROFILE
cc42106d11ec Fixed dest arg output.
Ryan C. Gordon <icculus@icculus.org>
parents: 66
diff changeset
   909
#define AT_LEAST_ONE_PROFILE 1
cc42106d11ec Fixed dest arg output.
Ryan C. Gordon <icculus@icculus.org>
parents: 66
diff changeset
   910
#define PROFILE_EMITTER_D3D(op) emit_D3D_##op,
cc42106d11ec Fixed dest arg output.
Ryan C. Gordon <icculus@icculus.org>
parents: 66
diff changeset
   911
165
708de76f4c36 More swizzle/writemask work.
Ryan C. Gordon <icculus@icculus.org>
parents: 164
diff changeset
   912
static const char *make_D3D_srcarg_string_in_buf(Context *ctx,
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
   913
                                                 const SourceArgInfo *arg,
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
   914
                                                 char *buf, size_t buflen)
139
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
   915
{
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   916
    const char *premod_str = "";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   917
    const char *postmod_str = "";
139
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
   918
    switch (arg->src_mod)
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   919
    {
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   920
        case SRCMOD_NEGATE:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   921
            premod_str = "-";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   922
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   923
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   924
        case SRCMOD_BIASNEGATE:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   925
            premod_str = "-";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   926
            // fall through.
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   927
        case SRCMOD_BIAS:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   928
            postmod_str = "_bias";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   929
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   930
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   931
        case SRCMOD_SIGNNEGATE:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   932
            premod_str = "-";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   933
            // fall through.
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   934
        case SRCMOD_SIGN:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   935
            postmod_str = "_bx2";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   936
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   937
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   938
        case SRCMOD_COMPLEMENT:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   939
            premod_str = "1-";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   940
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   941
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   942
        case SRCMOD_X2NEGATE:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   943
            premod_str = "-";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   944
            // fall through.
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   945
        case SRCMOD_X2:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   946
            postmod_str = "_x2";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   947
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   948
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   949
        case SRCMOD_DZ:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   950
            postmod_str = "_dz";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   951
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   952
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   953
        case SRCMOD_DW:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   954
            postmod_str = "_dw";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   955
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   956
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   957
        case SRCMOD_ABSNEGATE:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   958
            premod_str = "-";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   959
            // fall through.
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   960
        case SRCMOD_ABS:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   961
            postmod_str = "_abs";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   962
            break;
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   963
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   964
        case SRCMOD_NOT:
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   965
            premod_str = "!";
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   966
            break;
48
86dc2c772d26 [svn] Enabled -Wall, found some bugs.
icculus
parents: 46
diff changeset
   967
86dc2c772d26 [svn] Enabled -Wall, found some bugs.
icculus
parents: 46
diff changeset
   968
        case SRCMOD_NONE:
86dc2c772d26 [svn] Enabled -Wall, found some bugs.
icculus
parents: 46
diff changeset
   969
        case SRCMOD_TOTAL:
86dc2c772d26 [svn] Enabled -Wall, found some bugs.
icculus
parents: 46
diff changeset
   970
             break;  // stop compiler whining.
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   971
    } // switch
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   972
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   973
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   974
    char regnum_str[16];
56
1e8b180d3eb1 [svn] Bunch of work from the transatlantic airplane flight...since this is a ton of
icculus
parents: 55
diff changeset
   975
    const char *regtype_str = get_D3D_register_string(ctx, arg->regtype,
1e8b180d3eb1 [svn] Bunch of work from the transatlantic airplane flight...since this is a ton of
icculus
parents: 55
diff changeset
   976
                                                      arg->regnum, regnum_str,
1e8b180d3eb1 [svn] Bunch of work from the transatlantic airplane flight...since this is a ton of
icculus
parents: 55
diff changeset
   977
                                                      sizeof (regnum_str));
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   978
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   979
    if (regtype_str == NULL)
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   980
    {
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   981
        fail(ctx, "Unknown source register type.");
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
   982
        *buf = '\0';
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
   983
        return buf;
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   984
    } // if
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
   985
152
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   986
    const char *rel_lbracket = "";
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   987
    const char *rel_rbracket = "";
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   988
    char rel_swizzle[4] = { '\0' };
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   989
    char rel_regnum_str[16] = { '\0' };
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   990
    const char *rel_regtype_str = "";
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   991
    if (arg->relative)
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   992
    {
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   993
        rel_swizzle[0] = '.';
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   994
        rel_swizzle[1] = swizzle_channels[arg->relative_component];
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   995
        rel_swizzle[2] = '\0';
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   996
        rel_lbracket = "[";
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   997
        rel_rbracket = "]";
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   998
        rel_regtype_str = get_D3D_register_string(ctx, arg->relative_regtype,
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
   999
                                                  arg->relative_regnum,
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1000
                                                  rel_regnum_str,
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1001
                                                  sizeof (rel_regnum_str));
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1002
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1003
        if (regtype_str == NULL)
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1004
        {
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1005
            fail(ctx, "Unknown relative source register type.");
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1006
            *buf = '\0';
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1007
            return buf;
152
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1008
        } // if
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1009
    } // if
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1010
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
  1011
    char swizzle_str[6];
798
5dd67cc04cf9 Bunch of small tweaks to make this compile as C++ code without errors/warnings.
Ryan C. Gordon <icculus@icculus.org>
parents: 776
diff changeset
  1012
    size_t i = 0;
1054
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
  1013
    const int scalar = isscalar(ctx, ctx->shader_type, arg->regtype, arg->regnum);
316
93e70dbdba48 Deal with scalar D3D registers more properly.
Ryan C. Gordon <icculus@icculus.org>
parents: 315
diff changeset
  1014
    if (!scalar && !no_swizzle(arg->swizzle))
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
  1015
    {
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
  1016
        swizzle_str[i++] = '.';
141
997857107c39 Attempt to optimize CMP and CND in GLSL profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 140
diff changeset
  1017
        swizzle_str[i++] = swizzle_channels[arg->swizzle_x];
997857107c39 Attempt to optimize CMP and CND in GLSL profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 140
diff changeset
  1018
        swizzle_str[i++] = swizzle_channels[arg->swizzle_y];
997857107c39 Attempt to optimize CMP and CND in GLSL profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 140
diff changeset
  1019
        swizzle_str[i++] = swizzle_channels[arg->swizzle_z];
997857107c39 Attempt to optimize CMP and CND in GLSL profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 140
diff changeset
  1020
        swizzle_str[i++] = swizzle_channels[arg->swizzle_w];
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
  1021
25
9664b0f62af6 [svn] Simplified and corrected source arg swizzle.
icculus
parents: 24
diff changeset
  1022
        // .xyzz is the same as .xyz, .z is the same as .zzzz, etc.
9664b0f62af6 [svn] Simplified and corrected source arg swizzle.
icculus
parents: 24
diff changeset
  1023
        while (swizzle_str[i-1] == swizzle_str[i-2])
9664b0f62af6 [svn] Simplified and corrected source arg swizzle.
icculus
parents: 24
diff changeset
  1024
            i--;
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
  1025
    } // if
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
  1026
    swizzle_str[i] = '\0';
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
  1027
    assert(i < sizeof (swizzle_str));
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
  1028
476
def04fdc464a Added a FIXME.
Ryan C. Gordon <icculus@icculus.org>
parents: 475
diff changeset
  1029
    // !!! FIXME: c12[a0.x] actually needs to be c[a0.x + 12]
152
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1030
    snprintf(buf, buflen, "%s%s%s%s%s%s%s%s%s%s",
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1031
             premod_str, regtype_str, regnum_str, postmod_str,
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1032
             rel_lbracket, rel_regtype_str, rel_regnum_str, rel_swizzle,
cc7c38dfe145 Relative addressing work.
Ryan C. Gordon <icculus@icculus.org>
parents: 151
diff changeset
  1033
             rel_rbracket, swizzle_str);
67
cc42106d11ec Fixed dest arg output.
Ryan C. Gordon <icculus@icculus.org>
parents: 66
diff changeset
  1034
    // !!! FIXME: make sure the scratch buffer was large enough.
139
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1035
    return buf;
165
708de76f4c36 More swizzle/writemask work.
Ryan C. Gordon <icculus@icculus.org>
parents: 164
diff changeset
  1036
} // make_D3D_srcarg_string_in_buf
139
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1037
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1038
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1039
static const char *make_D3D_destarg_string(Context *ctx, char *buf,
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1040
                                           const size_t buflen)
161
a0e1920ce909 Removed "dest_args" array...it's only ever one structure.
Ryan C. Gordon <icculus@icculus.org>
parents: 160
diff changeset
  1041
{
a0e1920ce909 Removed "dest_args" array...it's only ever one structure.
Ryan C. Gordon <icculus@icculus.org>
parents: 160
diff changeset
  1042
    const DestArgInfo *arg = &ctx->dest_arg;
139
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1043
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1044
    const char *result_shift_str = "";
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1045
    switch (arg->result_shift)
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1046
    {
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1047
        case 0x1: result_shift_str = "_x2"; break;
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1048
        case 0x2: result_shift_str = "_x4"; break;
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1049
        case 0x3: result_shift_str = "_x8"; break;
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1050
        case 0xD: result_shift_str = "_d8"; break;
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1051
        case 0xE: result_shift_str = "_d4"; break;
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1052
        case 0xF: result_shift_str = "_d2"; break;
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1053
    } // switch
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1054
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1055
    const char *sat_str = (arg->result_mod & MOD_SATURATE) ? "_sat" : "";
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1056
    const char *pp_str = (arg->result_mod & MOD_PP) ? "_pp" : "";
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1057
    const char *cent_str = (arg->result_mod & MOD_CENTROID) ? "_centroid" : "";
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1058
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1059
    char regnum_str[16];
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1060
    const char *regtype_str = get_D3D_register_string(ctx, arg->regtype,
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1061
                                                      arg->regnum, regnum_str,
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1062
                                                      sizeof (regnum_str));
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1063
    if (regtype_str == NULL)
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1064
    {
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1065
        fail(ctx, "Unknown destination register type.");
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1066
        *buf = '\0';
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1067
        return buf;
139
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1068
    } // if
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1069
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1070
    char writemask_str[6];
798
5dd67cc04cf9 Bunch of small tweaks to make this compile as C++ code without errors/warnings.
Ryan C. Gordon <icculus@icculus.org>
parents: 776
diff changeset
  1071
    size_t i = 0;
1054
63dd1a46ce13 Treat dcl_psize registers as scalar.
Ryan C. Gordon <icculus@icculus.org>
parents: 1052
diff changeset
  1072
    const int scalar = isscalar(ctx, ctx->shader_type, arg->regtype, arg->regnum);
316
93e70dbdba48 Deal with scalar D3D registers more properly.
Ryan C. Gordon <icculus@icculus.org>
parents: 315
diff changeset
  1073
    if (!scalar && !writemask_xyzw(arg->writemask))
139
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1074
    {
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1075
        writemask_str[i++] = '.';
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1076
        if (arg->writemask0) writemask_str[i++] = 'x';
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1077
        if (arg->writemask1) writemask_str[i++] = 'y';
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1078
        if (arg->writemask2) writemask_str[i++] = 'z';
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1079
        if (arg->writemask3) writemask_str[i++] = 'w';
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1080
    } // if
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1081
    writemask_str[i] = '\0';
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1082
    assert(i < sizeof (writemask_str));
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1083
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1084
    const char *pred_left = "";
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1085
    const char *pred_right = "";
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1086
    char pred[32] = { '\0' };
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1087
    if (ctx->predicated)
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1088
    {
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1089
        pred_left = "(";
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1090
        pred_right = ") ";
165
708de76f4c36 More swizzle/writemask work.
Ryan C. Gordon <icculus@icculus.org>
parents: 164
diff changeset
  1091
        make_D3D_srcarg_string_in_buf(ctx, &ctx->predicate_arg,
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1092
                                      pred, sizeof (pred));
139
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1093
    } // if
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1094
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1095
    // may turn out something like "_x2_sat_pp_centroid (!p0.x) r0.xyzw" ...
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1096
    snprintf(buf, buflen, "%s%s%s%s %s%s%s%s%s%s",
139
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1097
             result_shift_str, sat_str, pp_str, cent_str,
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1098
             pred_left, pred, pred_right,
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1099
             regtype_str, regnum_str, writemask_str);
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1100
    // !!! FIXME: make sure the scratch buffer was large enough.
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1101
    return buf;
139
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1102
} // make_D3D_destarg_string
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1103
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1104
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1105
static const char *make_D3D_srcarg_string(Context *ctx, const size_t idx,
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1106
                                          char *buf, size_t buflen)
139
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1107
{
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1108
    if (idx >= STATICARRAYLEN(ctx->source_args))
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1109
    {
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1110
        fail(ctx, "Too many source args");
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1111
        *buf = '\0';
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1112
        return buf;
139
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1113
    } // if
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1114
a7695f68cbff First shot at predicated instruction support.
Ryan C. Gordon <icculus@icculus.org>
parents: 138
diff changeset
  1115
    const SourceArgInfo *arg = &ctx->source_args[idx];
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1116
    return make_D3D_srcarg_string_in_buf(ctx, arg, buf, buflen);
165
708de76f4c36 More swizzle/writemask work.
Ryan C. Gordon <icculus@icculus.org>
parents: 164
diff changeset
  1117
} // make_D3D_srcarg_string
16
0fac78e9ff57 [svn] Bunch More Work.
icculus
parents: 15
diff changeset
  1118
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1119
static const char *get_D3D_varname_in_buf(Context *ctx, RegisterType rt,
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1120
                                           int regnum, char *buf,
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1121
                                           const size_t len)
347
f8d9d0ae6ba8 Bunch more work (ARB1 profile, OpenGL glue, and general fixes).
Ryan C. Gordon <icculus@icculus.org>
parents: 346
diff changeset
  1122
{
f8d9d0ae6ba8 Bunch more work (ARB1 profile, OpenGL glue, and general fixes).
Ryan C. Gordon <icculus@icculus.org>
parents: 346
diff changeset
  1123
    char regnum_str[16];
f8d9d0ae6ba8 Bunch more work (ARB1 profile, OpenGL glue, and general fixes).
Ryan C. Gordon <icculus@icculus.org>
parents: 346
diff changeset
  1124
    const char *regtype_str = get_D3D_register_string(ctx, rt, regnum,
f8d9d0ae6ba8 Bunch more work (ARB1 profile, OpenGL glue, and general fixes).
Ryan C. Gordon <icculus@icculus.org>
parents: 346
diff changeset
  1125
                                              regnum_str, sizeof (regnum_str));
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1126
    snprintf(buf,len,"%s%s", regtype_str, regnum_str);
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1127
    return buf;
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1128
} // get_D3D_varname_in_buf
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1129
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1130
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1131
static const char *get_D3D_varname(Context *ctx, RegisterType rt, int regnum)
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1132
{
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1133
    char buf[64];
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1134
    get_D3D_varname_in_buf(ctx, rt, regnum, buf, sizeof (buf));
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1135
    return StrDup(ctx, buf);
347
f8d9d0ae6ba8 Bunch more work (ARB1 profile, OpenGL glue, and general fixes).
Ryan C. Gordon <icculus@icculus.org>
parents: 346
diff changeset
  1136
} // get_D3D_varname
f8d9d0ae6ba8 Bunch more work (ARB1 profile, OpenGL glue, and general fixes).
Ryan C. Gordon <icculus@icculus.org>
parents: 346
diff changeset
  1137
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1138
402
933d71481f5b Better relative addressing support.
Ryan C. Gordon <icculus@icculus.org>
parents: 401
diff changeset
  1139
static const char *get_D3D_const_array_varname(Context *ctx, int base, int size)
933d71481f5b Better relative addressing support.
Ryan C. Gordon <icculus@icculus.org>
parents: 401
diff changeset
  1140
{
943
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1141
    char buf[64];
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1142
    snprintf(buf, sizeof (buf), "c_array_%d_%d", base, size);
775cd2ac324b Removed the Big Scratch Buffer. Saves 4 kilobytes of heap per bytecode parse.
Ryan C. Gordon <icculus@icculus.org>
parents: 940
diff changeset
  1143
    return StrDup(ctx, buf);
347
f8d9d0ae6ba8 Bunch more work (ARB1 profile, OpenGL glue, and general fixes).
Ryan C. Gordon <icculus@icculus.org>
parents: 346
diff changeset
  1144
} // get_D3D_const_array_varname
f8d9d0ae6ba8 Bunch more work (ARB1 profile, OpenGL glue, and general fixes).
Ryan C. Gordon <icculus@icculus.org>
parents: 346
diff changeset
  1145
f8d9d0ae6ba8 Bunch more work (ARB1 profile, OpenGL glue, and general fixes).
Ryan C. Gordon <icculus@icculus.org>
parents: 346
diff changeset
  1146
361
9fa6652cacbd First (untested) work on nv2 profile.
Ryan C. Gordon <icculus@icculus.org>
parents: 360
diff changeset
  1147
static void emit_D3D_start(Context *ctx, const char *profilestr)
16
0fac78e9ff57 [svn] Bunch More Work.
icculus
parents: 15
diff changeset
  1148
{
0fac78e9ff57 [svn] Bunch More Work.
icculus
parents: 15
diff changeset
  1149
    const uint major = (uint) ctx->major_ver;
0fac78e9ff57 [svn] Bunch More Work.
icculus
parents: 15
diff changeset
  1150
    const uint minor = (uint) ctx->minor_ver;
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
  1151
    char minor_str[16];
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
  1152
1058
dcbe39bffedc Let d3d and bytecode profiles use relative addressing without a CTAB.
Ryan C. Gordon <icculus@icculus.org>
parents: 1055
diff changeset
  1153
    ctx->ignores_ctab = 1;
dcbe39bffedc Let d3d and bytecode profiles use relative addressing without a CTAB.
Ryan C. Gordon <icculus@icculus.org>
parents: 1055
diff changeset
  1154
24
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff changeset
  1155
    if (minor == 0xFF)
2177c6bee93d [svn] First shot at source args in D3D profile.
icculus
parents: 22
diff