From b163503f7c362a0a2e04b00fc6c71f372ef6dc3d Mon Sep 17 00:00:00 2001
From: Georg Lehmann <dadschoorse@gmail.com>
Date: Wed, 20 Oct 2021 14:02:39 +0200
Subject: [PATCH] [dxso] Respect SM2+ sampler source swizzle.

---
 src/dxso/dxso_compiler.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/dxso/dxso_compiler.cpp b/src/dxso/dxso_compiler.cpp
index 9756076d..3659e5c1 100644
--- a/src/dxso/dxso_compiler.cpp
+++ b/src/dxso/dxso_compiler.cpp
@@ -2927,7 +2927,10 @@ void DxsoCompiler::emitControlFlowGenericLoop(
       }
 
       // Apply operand swizzle to the operand value
-      result = emitRegisterSwizzle(result, IdentitySwizzle, ctx.dst.mask);
+      if (m_programInfo.majorVersion() >= 2) // SM 2.0+
+        result = emitRegisterSwizzle(result, ctx.src[1].swizzle, ctx.dst.mask);
+      else
+        result = emitRegisterSwizzle(result, IdentitySwizzle, ctx.dst.mask);
 
       if (opcode == DxsoOpcode::TexBemL) {
         uint32_t float_t = m_module.defFloatType(32);