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  • Committer: Package Import Robot
  • Author(s): Sylvestre Ledru
  • Date: 2015-07-15 17:51:08 UTC
  • Revision ID: package-import@ubuntu.com-20150715175108-l8mynwovkx4zx697
Tags: upstream-3.7~+rc2
Import upstream version 3.7~+rc2

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test/CodeGen/AMDGPU/llvm.AMDGPU.brev.ll
 
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; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
 
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; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
 
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declare i32 @llvm.AMDGPU.brev(i32) nounwind readnone
 
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; FUNC-LABEL: {{^}}s_brev_i32:
 
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; SI: s_load_dword [[VAL:s[0-9]+]],
 
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; SI: s_brev_b32 [[SRESULT:s[0-9]+]], [[VAL]]
 
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; SI: v_mov_b32_e32 [[VRESULT:v[0-9]+]], [[SRESULT]]
 
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; SI: buffer_store_dword [[VRESULT]],
 
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; SI: s_endpgm
 
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define void @s_brev_i32(i32 addrspace(1)* noalias %out, i32 %val) nounwind {
 
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  %ctlz = call i32 @llvm.AMDGPU.brev(i32 %val) nounwind readnone
 
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  store i32 %ctlz, i32 addrspace(1)* %out, align 4
 
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  ret void
 
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}
 
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; FUNC-LABEL: {{^}}v_brev_i32:
 
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; SI: buffer_load_dword [[VAL:v[0-9]+]],
 
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; SI: v_bfrev_b32_e32 [[RESULT:v[0-9]+]], [[VAL]]
 
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; SI: buffer_store_dword [[RESULT]],
 
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; SI: s_endpgm
 
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define void @v_brev_i32(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %valptr) nounwind {
 
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  %val = load i32, i32 addrspace(1)* %valptr, align 4
 
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  %ctlz = call i32 @llvm.AMDGPU.brev(i32 %val) nounwind readnone
 
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  store i32 %ctlz, i32 addrspace(1)* %out, align 4
 
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  ret void
 
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}