[PATCH] D33115: AMDGPU/GlobalISel: Mark 32-bit integer constants as legal

Tom Stellard via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri May 12 10:00:12 PDT 2017


This revision was automatically updated to reflect the committed changes.
Closed by commit rL302919: AMDGPU/GlobalISel: Mark 32-bit integer constants as legal (authored by tstellar).

Changed prior to commit:
  https://reviews.llvm.org/D33115?vs=98720&id=98794#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D33115

Files:
  llvm/trunk/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
  llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/legalize-constant.mir


Index: llvm/trunk/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
===================================================================
--- llvm/trunk/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
+++ llvm/trunk/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
@@ -33,6 +33,7 @@
   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);
Index: llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/legalize-constant.mir
===================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/legalize-constant.mir
+++ llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/legalize-constant.mir
@@ -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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