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| author | Vincent Lejeune <vljn@ovi.com> | 2013-02-18 14:11:28 +0000 |
|---|---|---|
| committer | Vincent Lejeune <vljn@ovi.com> | 2013-02-18 14:11:28 +0000 |
| commit | e3111964a0902bc38440980b0915b189f829c395 (patch) | |
| tree | 336a643e8a9a838c7847a364fe47de03aebb80c4 /test/CodeGen/R600/fmad.ll | |
| parent | bbbef49118809c6a8d424a9434a70c0fdc3a66d5 (diff) | |
| download | external_llvm-e3111964a0902bc38440980b0915b189f829c395.zip external_llvm-e3111964a0902bc38440980b0915b189f829c395.tar.gz external_llvm-e3111964a0902bc38440980b0915b189f829c395.tar.bz2 | |
R600/SI: Use MULADD_IEEE/V_MAD_F32 instruction for mad pattern
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175446 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/R600/fmad.ll')
| -rw-r--r-- | test/CodeGen/R600/fmad.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/CodeGen/R600/fmad.ll b/test/CodeGen/R600/fmad.ll new file mode 100644 index 0000000..a3d4d0f --- /dev/null +++ b/test/CodeGen/R600/fmad.ll @@ -0,0 +1,19 @@ +;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s + +;CHECK: MULADD_IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}} + +define void @test() { + %r0 = call float @llvm.R600.load.input(i32 0) + %r1 = call float @llvm.R600.load.input(i32 1) + %r2 = call float @llvm.R600.load.input(i32 2) + %r3 = fmul float %r0, %r1 + %r4 = fadd float %r3, %r2 + call void @llvm.AMDGPU.store.output(float %r4, i32 0) + ret void +} + +declare float @llvm.R600.load.input(i32) readnone + +declare void @llvm.AMDGPU.store.output(float, i32) + +declare float @fabs(float ) readnone |