source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/AMDGPU/dagcombiner-bug-illegal-vec4-int-to-fp.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 1.3 KB
Line 
1;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
2
3; This test is for a bug in
4; DAGCombiner::reduceBuildVecConvertToConvertBuildVec() where
5; the wrong type was being passed to
6; TargetLowering::getOperationAction() when checking the legality of
7; ISD::UINT_TO_FP and ISD::SINT_TO_FP opcodes.
8
9
10; CHECK: {{^}}sint:
11; CHECK: INT_TO_FLT * T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
12
13define void @sint(<4 x float> addrspace(1)* %out, i32 addrspace(1)* %in) {
14entry:
15  %ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1
16  %sint = load i32, i32 addrspace(1) * %in
17  %conv = sitofp i32 %sint to float
18  %0 = insertelement <4 x float> undef, float %conv, i32 0
19  %splat = shufflevector <4 x float> %0, <4 x float> undef, <4 x i32> zeroinitializer
20  store <4 x float> %splat, <4 x float> addrspace(1)* %out
21  ret void
22}
23
24;CHECK: {{^}}uint:
25;CHECK: UINT_TO_FLT * T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
26
27define void @uint(<4 x float> addrspace(1)* %out, i32 addrspace(1)* %in) {
28entry:
29  %ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1
30  %uint = load i32, i32 addrspace(1) * %in
31  %conv = uitofp i32 %uint to float
32  %0 = insertelement <4 x float> undef, float %conv, i32 0
33  %splat = shufflevector <4 x float> %0, <4 x float> undef, <4 x i32> zeroinitializer
34  store <4 x float> %splat, <4 x float> addrspace(1)* %out
35  ret void
36}
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