[llvm] r302919 - AMDGPU/GlobalISel: Mark 32-bit integer constants as legal
Tom Stellard via llvm-commits
llvm-commits at lists.llvm.org
Fri May 12 09:46:46 PDT 2017
Author: tstellar
Date: Fri May 12 11:46:46 2017
New Revision: 302919
URL: http://llvm.org/viewvc/llvm-project?rev=302919&view=rev
Log:
AMDGPU/GlobalISel: Mark 32-bit integer constants 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/D33115
Added:
llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/legalize-constant.mir
Modified:
llvm/trunk/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
Modified: llvm/trunk/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp?rev=302919&r1=302918&r2=302919&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp (original)
+++ llvm/trunk/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp Fri May 12 11:46:46 2017
@@ -33,6 +33,7 @@ AMDGPULegalizerInfo::AMDGPULegalizerInfo
const LLT P1 = LLT::pointer(1, 64);
const LLT P2 = LLT::pointer(2, 64);
+ setAction({G_CONSTANT, S32}, Legal);
setAction({G_CONSTANT, S64}, Legal);
setAction({G_GEP, P1}, Legal);
Added: llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/legalize-constant.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/legalize-constant.mir?rev=302919&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/legalize-constant.mir (added)
+++ llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/legalize-constant.mir Fri May 12 11:46:46 2017
@@ -0,0 +1,20 @@
+# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji -O0 -run-pass=legalizer -global-isel %s -o - | FileCheck %s
+
+--- |
+ define void @test_constant() {
+ entry:
+ ret void
+ }
+...
+
+---
+name: test_constant
+registers:
+ - { id: 0, class: _ }
+body: |
+ bb.0.entry:
+ ; CHECK-LABEL: name: test_constant
+ ; CHECK: %0(s32) = G_CONSTANT i32 5
+
+ %0(s32) = G_CONSTANT i32 5
+...
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