AMDGPU/GlobalISel: Mark 32-bit G_AND 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/D34349

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@306112 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp b/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
index 58c025faffc1b07173d739bd88a8ca36221182fe..e30d510a3501217a815f82340e6f6e0f1ba42128 100644 (file)
--- a/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
+++ b/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
@@ -36,6 +36,7 @@ AMDGPULegalizerInfo::AMDGPULegalizerInfo() {
   const LLT P2 = LLT::pointer(2, 64);
 
   setAction({G_ADD, S32}, Legal);
+  setAction({G_AND, S32}, Legal);
 
   setAction({G_BITCAST, V2S16}, Legal);
   setAction({G_BITCAST, 1, S32}, Legal);

diff --git a/test/CodeGen/AMDGPU/GlobalISel/legalize-and.mir b/test/CodeGen/AMDGPU/GlobalISel/legalize-and.mir
new file mode 100644 (file)
index 0000000..50ef150
--- /dev/null
+++ b/test/CodeGen/AMDGPU/GlobalISel/legalize-and.mir
@@ -0,0 +1,22 @@
+# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji -O0 -run-pass=legalizer -global-isel %s -o - | FileCheck %s
+
+--- |
+  define void @test_and() { ret void }
+...
+
+---
+name:            test_and
+registers:
+  - { id: 0, class: _ }
+  - { id: 1, class: _ }
+  - { id: 2, class: _ }
+body: |
+  bb.0:
+    liveins: %vgpr0, %vgpr1
+    ; CHECK-LABEL: name: test_and
+    ; CHECK: %2(s32) = G_AND %0, %1
+
+    %0(s32) = COPY %vgpr0
+    %1(s32) = COPY %vgpr1
+    %2(s32) = G_AND %0, %1
+...