[llvm] r175096 - R600: Add support for 128-bit parameters

[Tom Stellard]

Author: tstellar
Date: Wed Feb 13 16:05:20 2013
New Revision: 175096

URL: http://llvm.org/viewvc/llvm-project?rev=175096&view=rev
Log:
R600: Add support for 128-bit parameters

NOTE: This is a candidate for the Mesa stable branch.

Added:
    llvm/trunk/test/CodeGen/R600/128bit-kernel-args.ll
Modified:
    llvm/trunk/lib/Target/R600/MCTargetDesc/R600MCCodeEmitter.cpp
    llvm/trunk/lib/Target/R600/R600Instructions.td

Modified: llvm/trunk/lib/Target/R600/MCTargetDesc/R600MCCodeEmitter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/R600/MCTargetDesc/R600MCCodeEmitter.cpp?rev=175096&r1=175095&r2=175096&view=diff
==============================================================================
--- llvm/trunk/lib/Target/R600/MCTargetDesc/R600MCCodeEmitter.cpp (original)
+++ llvm/trunk/lib/Target/R600/MCTargetDesc/R600MCCodeEmitter.cpp Wed Feb 13 16:05:20 2013
@@ -161,6 +161,7 @@ void R600MCCodeEmitter::EncodeInstructio
     case AMDGPU::VTX_READ_PARAM_8_eg:
     case AMDGPU::VTX_READ_PARAM_16_eg:
     case AMDGPU::VTX_READ_PARAM_32_eg:
+    case AMDGPU::VTX_READ_PARAM_128_eg:
     case AMDGPU::VTX_READ_GLOBAL_8_eg:
     case AMDGPU::VTX_READ_GLOBAL_32_eg:
     case AMDGPU::VTX_READ_GLOBAL_128_eg:

Modified: llvm/trunk/lib/Target/R600/R600Instructions.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/R600/R600Instructions.td?rev=175096&r1=175095&r2=175096&view=diff
==============================================================================
--- llvm/trunk/lib/Target/R600/R600Instructions.td (original)
+++ llvm/trunk/lib/Target/R600/R600Instructions.td Wed Feb 13 16:05:20 2013
@@ -1491,6 +1491,10 @@ def VTX_READ_PARAM_32_eg : VTX_READ_32_e
   [(set (i32 R600_TReg32_X:$dst), (load_param ADDRVTX_READ:$ptr))]
 >;
 
+def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
+  [(set (v4i32 R600_Reg128:$dst), (load_param ADDRVTX_READ:$ptr))]
+>;
+
 //===----------------------------------------------------------------------===//
 // VTX Read from global memory space
 //===----------------------------------------------------------------------===//

Added: llvm/trunk/test/CodeGen/R600/128bit-kernel-args.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/R600/128bit-kernel-args.ll?rev=175096&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/R600/128bit-kernel-args.ll (added)
+++ llvm/trunk/test/CodeGen/R600/128bit-kernel-args.ll Wed Feb 13 16:05:20 2013
@@ -0,0 +1,18 @@
+;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+
+; CHECK: @v4i32_kernel_arg
+; CHECK: VTX_READ_128 T{{[0-9]+}}.XYZW, T{{[0-9]+}}.X, 40
+
+define void @v4i32_kernel_arg(<4 x i32> addrspace(1)* %out, <4 x i32>  %in) {
+entry:
+  store <4 x i32> %in, <4 x i32> addrspace(1)* %out
+  ret void
+}
+
+; CHECK: @v4f32_kernel_arg
+; CHECK: VTX_READ_128 T{{[0-9]+}}.XYZW, T{{[0-9]+}}.X, 40
+define void @v4f32_kernel_args(<4 x float> addrspace(1)* %out, <4 x float>  %in) {
+entry:
+  store <4 x float> %in, <4 x float> addrspace(1)* %out
+  ret void
+}