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R600: Add support for 128-bit parameters

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

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175096 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tom Stellard 2013-02-13 22:05:20 +00:00
parent fa7c9efcd3
commit 76308d8d28
3 changed files with 23 additions and 0 deletions
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1
lib/Target/R600/MCTargetDesc/R600MCCodeEmitter.cpp
View File

@ -161,6 +161,7 @@ void R600MCCodeEmitter::EncodeInstruction(const MCInst &MI, raw_ostream &OS,
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:

4
lib/Target/R600/R600Instructions.td
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@ -1491,6 +1491,10 @@ def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
[(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
//===----------------------------------------------------------------------===//

18
test/CodeGen/R600/128bit-kernel-args.ll Normal file
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@ -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
}