gl_shader_decompiler: Improve IPA for Pass mode with Position attribute.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/video_core/engines/shader_bytecode.h b/src/video_core/engines/shader_bytecode.h
index 625ecdfcd..38ad1ae23 100644
--- a/src/video_core/engines/shader_bytecode.h
+++ b/src/video_core/engines/shader_bytecode.h
@@ -230,6 +230,8 @@ enum class TextureType : u64 {
     TextureCube = 3,
 };
 
+enum class IpaMode : u64 { Pass = 0, None = 1, Constant = 2, Sc = 3 };
+
 union Instruction {
     Instruction& operator=(const Instruction& instr) {
         value = instr.value;
@@ -313,6 +315,10 @@ union Instruction {
     } alu;
 
     union {
+        BitField<54, 3, IpaMode> mode;
+    } ipa;
+
+    union {
         BitField<48, 1, u64> negate_b;
     } fmul;