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AMDGPU/SI: Add test for folding constants into operands

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Patch by Axel Davy

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@246167 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault 2015-08-27 17:41:27 +00:00
parent 7f284a9aaf
commit 2b96ce62f4
1 changed files with 17 additions and 0 deletions
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17
test/CodeGen/AMDGPU/si-literal-folding.ll Normal file
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; XFAIL: *
; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck %s
; CHECK-LABEL: {{^}}main:
; CHECK-NOT: v_mov_b32_e32 v{{[0-9]+}}, 0xbf4353f8
define void @main(float) #0 {
main_body:
%1 = fmul float %0, 0x3FE86A7F00000000
%2 = fmul float %0, 0xBFE86A7F00000000
call void @llvm.SI.export(i32 15, i32 0, i32 1, i32 12, i32 0, float %1, float %1, float %2, float %2)
ret void
}
declare void @llvm.SI.export(i32, i32, i32, i32, i32, float, float, float, float)
attributes #0 = { "ShaderType"="1" }