Mercurial > hg > Members > tobaru > cbc > CbC_llvm
diff test/CodeGen/R600/llvm.AMDGPU.rsq.ll @ 83:60c9769439b8
LLVM 3.7
| author | Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Wed, 18 Feb 2015 14:55:36 +0900 |
| parents | 54457678186b |
| children |
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--- a/test/CodeGen/R600/llvm.AMDGPU.rsq.ll Mon Sep 08 22:07:30 2014 +0900 +++ b/test/CodeGen/R600/llvm.AMDGPU.rsq.ll Wed Feb 18 14:55:36 2015 +0900 @@ -1,13 +1,33 @@ -; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s +; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s +; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s ; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s declare float @llvm.AMDGPU.rsq.f32(float) nounwind readnone -; FUNC-LABEL: @rsq_f32 -; SI: V_RSQ_F32_e32 +; FUNC-LABEL: {{^}}rsq_f32: +; SI: v_rsq_f32_e32 {{v[0-9]+}}, {{s[0-9]+}} ; EG: RECIPSQRT_IEEE define void @rsq_f32(float addrspace(1)* %out, float %src) nounwind { %rsq = call float @llvm.AMDGPU.rsq.f32(float %src) nounwind readnone store float %rsq, float addrspace(1)* %out, align 4 ret void } + +; TODO: Really these should be constant folded +; FUNC-LABEL: {{^}}rsq_f32_constant_4.0 +; SI: v_rsq_f32_e32 {{v[0-9]+}}, 4.0 +; EG: RECIPSQRT_IEEE +define void @rsq_f32_constant_4.0(float addrspace(1)* %out) nounwind { + %rsq = call float @llvm.AMDGPU.rsq.f32(float 4.0) nounwind readnone + store float %rsq, float addrspace(1)* %out, align 4 + ret void +} + +; FUNC-LABEL: {{^}}rsq_f32_constant_100.0 +; SI: v_rsq_f32_e32 {{v[0-9]+}}, 0x42c80000 +; EG: RECIPSQRT_IEEE +define void @rsq_f32_constant_100.0(float addrspace(1)* %out) nounwind { + %rsq = call float @llvm.AMDGPU.rsq.f32(float 100.0) nounwind readnone + store float %rsq, float addrspace(1)* %out, align 4 + ret void +}