From c9037d90fa2f59b6be65d1391ca11d345356bad1 Mon Sep 17 00:00:00 2001
From: Ethan Lee <flibitijibibo@flibitijibibo.com>
Date: Sat, 30 Jan 2021 13:55:25 -0500
Subject: [PATCH] spirv: Work around OpLogicalNot being unsupported for ints

---
 profiles/mojoshader_profile_spirv.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/profiles/mojoshader_profile_spirv.c b/profiles/mojoshader_profile_spirv.c
index 0d4aa08..0816f64 100644
--- a/profiles/mojoshader_profile_spirv.c
+++ b/profiles/mojoshader_profile_spirv.c
@@ -1166,8 +1166,10 @@ static SpirvResult spv_load_srcarg(Context *ctx, const size_t idx, const int wri
 
         case SRCMOD_NOT:
         {
+            // We can't do OpLogicalNot on ints, so do (x ^ 1) instead
+            uint32 id_one = spv_getscalari(ctx, 1);
             uint32 id_not = spv_bumpid(ctx);
-            spv_emit(ctx, 4, SpvOpLogicalNot, result.tid, id_not, result.id);
+            spv_emit(ctx, 5, SpvOpBitwiseXor, result.tid, id_not, result.id, id_one);
             result.id = id_not;
             break;
         } // case