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AMDGPU/GlobalISel: Mark 32-bit G_ICMP as legal

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Reviewers: arsenm

Reviewed By: arsenm

Subscribers: kzhuravl, wdng, nhaehnle, yaxunl, rovka, kristof.beyls, igorb, dstuttard, tpr, t-tye, llvm-commits

Differential Revision: https://reviews.llvm.org/D33890

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@304797 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tom Stellard 2017-06-06 14:16:50 +00:00
parent 6721342b90
commit 5d24d88bc7
2 changed files with 27 additions and 0 deletions
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3
lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
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@ -47,6 +47,9 @@ AMDGPULegalizerInfo::AMDGPULegalizerInfo() {
setAction({G_GEP, P2}, Legal);
setAction({G_GEP, 1, S64}, Legal);
setAction({G_ICMP, S1}, Legal);
setAction({G_ICMP, 1, S32}, Legal);
setAction({G_LOAD, P1}, Legal);
setAction({G_LOAD, P2}, Legal);
setAction({G_LOAD, S32}, Legal);

24
test/CodeGen/AMDGPU/GlobalISel/legalize-icmp.mir Normal file
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@ -0,0 +1,24 @@
# RUN: llc -O0 -march=amdgcn -mcpu=fiji -run-pass=legalizer -global-isel %s -o - | FileCheck %s
--- |
define void @test_icmp() {
entry:
ret void
}
...
---
name: test_icmp
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
body: |
bb.0.entry:
liveins: %vgpr0
%0(s32) = G_CONSTANT i32 0
%1(s32) = COPY %vgpr0
; CHECK: %2(s1) = G_ICMP intpred(ne), %0(s32), %1
%2(s1) = G_ICMP intpred(ne), %0, %1
...