AMDGPU/GlobalISel: Make i32 xor legal

llvm-svn: 326466

diff --git a/llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp b/llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
index 269aac6952122921ec43efbd9381e31d9397961f..35aa373138f1f87b3df9295f9c78b8485e55b92b 100644 (file)
--- a/llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
@@ -35,6 +35,8 @@ AMDGPULegalizerInfo::AMDGPULegalizerInfo() {
 
   setAction({G_ADD, S32}, Legal);
   setAction({G_AND, S32}, Legal);
+  setAction({G_OR, S32}, Legal);
+  setAction({G_XOR, S32}, Legal);
 
   setAction({G_BITCAST, V2S16}, Legal);
   setAction({G_BITCAST, 1, S32}, Legal);
@@ -79,8 +81,6 @@ AMDGPULegalizerInfo::AMDGPULegalizerInfo() {
   setAction({G_LOAD, 1, P1}, Legal);
   setAction({G_LOAD, 1, P2}, Legal);
 
-  setAction({G_OR, S32}, Legal);
-
   setAction({G_SELECT, S32}, Legal);
   setAction({G_SELECT, 1, S1}, Legal);
 

diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-xor.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-xor.mir
new file mode 100644 (file)
index 0000000..b7838f8
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-xor.mir
@@ -0,0 +1,18 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji -O0 -run-pass=legalizer -global-isel %s -o - | FileCheck %s
+
+---
+name: test_xor
+body: |
+  bb.0:
+    liveins: $vgpr0, $vgpr1
+
+    ; CHECK-LABEL: name: test_xor
+    ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
+    ; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
+    ; CHECK: [[XOR:%[0-9]+]]:_(s32) = G_XOR [[COPY]], [[COPY1]]
+    %0:_(s32) = COPY $vgpr0
+    %1:_(s32) = COPY $vgpr1
+    %2:_(s32) = G_XOR %0, %1
+    $vgpr0 = COPY %2
+...