From: Vincent Lejeune <vljn@ovi.com>
Date: Sat, 18 May 2013 20:22:41 +0000 (+0200)
Subject: r600g/llvm: Fix texelFetchOffset-2D
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9a95fb16053746578be856a76f3177777ef157f1;p=mesa.git

r600g/llvm: Fix texelFetchOffset-2D
---

diff --git a/src/gallium/drivers/r600/r600_llvm.c b/src/gallium/drivers/r600/r600_llvm.c
index 3d2c492773c..c1809b30cdd 100644
--- a/src/gallium/drivers/r600/r600_llvm.c
+++ b/src/gallium/drivers/r600/r600_llvm.c
@@ -460,6 +460,12 @@ static void llvm_emit_tex(
 	for (c = 1; c < emit_data->arg_count; ++c)
 		args[c] = emit_data->args[c];
 
+	if (emit_data->inst->Instruction.Opcode == TGSI_OPCODE_TXF) {
+		args[1] = LLVMBuildShl(gallivm->builder, args[1], lp_build_const_int32(gallivm, 1), "");
+		args[2] = LLVMBuildShl(gallivm->builder, args[2], lp_build_const_int32(gallivm, 1), "");
+		args[3] = LLVMBuildShl(gallivm->builder, args[3], lp_build_const_int32(gallivm, 1), "");
+	}
+
 	sampler_src = emit_data->inst->Instruction.NumSrcRegs-1;
 
 	args[c++] = lp_build_const_int32(gallivm,