From 55d2b21ff7344a6a2214b565ecf4ff6c4edfb682 Mon Sep 17 00:00:00 2001 From: Tom Stellard Date: Wed, 7 Jun 2017 13:54:51 +0000 Subject: [PATCH] AMDGPU/GlobalISel: Mark 32-bit G_SELECT as legal 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/D33949 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@304910 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp | 3 ++ .../AMDGPU/GlobalISel/legalize-select.mir | 28 +++++++++++++++++++ 2 files changed, 31 insertions(+) create mode 100644 test/CodeGen/AMDGPU/GlobalISel/legalize-select.mir diff --git a/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp b/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp index 4fdc270201e..b889788c342 100644 --- a/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp +++ b/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp @@ -56,6 +56,9 @@ AMDGPULegalizerInfo::AMDGPULegalizerInfo() { setAction({G_LOAD, 1, P1}, Legal); setAction({G_LOAD, 1, P2}, Legal); + setAction({G_SELECT, S32}, Legal); + setAction({G_SELECT, 1, S1}, Legal); + setAction({G_STORE, S32}, Legal); setAction({G_STORE, 1, P1}, Legal); diff --git a/test/CodeGen/AMDGPU/GlobalISel/legalize-select.mir b/test/CodeGen/AMDGPU/GlobalISel/legalize-select.mir new file mode 100644 index 00000000000..d11130936bd --- /dev/null +++ b/test/CodeGen/AMDGPU/GlobalISel/legalize-select.mir @@ -0,0 +1,28 @@ +# RUN: llc -O0 -march=amdgcn -mcpu=fiji -run-pass=legalizer -global-isel %s -o - | FileCheck %s + +--- | + define void @test_select() { ret void } +... + +--- +name: test_select +registers: + - { id: 0, class: _ } + - { id: 1, class: _ } + - { id: 2, class: _ } + - { id: 3, class: _ } + - { id: 4, class: _ } + - { id: 5, class: _ } +body: | + bb.0: + liveins: %vgpr0 + %0(s32) = G_CONSTANT i32 0 + %1(s32) = COPY %vgpr0 + + %2(s1) = G_ICMP intpred(ne), %0, %1 + %3(s32) = G_CONSTANT i32 1 + %4(s32) = G_CONSTANT i32 2 + ; CHECK: %5(s32) = G_SELECT %2(s1), %3, %4 + %5(s32) = G_SELECT %2, %3, %4 + +... -- 2.50.1