[llvm] r364768 - AMDGPU/GlobalISel: Fix RegBankSelect for G_FCANONICALIZE

[Matt Arsenault via llvm-commits]

Author: arsenm
Date: Mon Jul  1 06:40:18 2019
New Revision: 364768

URL: http://llvm.org/viewvc/llvm-project?rev=364768&view=rev
Log:
AMDGPU/GlobalISel: Fix RegBankSelect for G_FCANONICALIZE

Added:
    llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-fcanonicalize.mir
Modified:
    llvm/trunk/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp

Modified: llvm/trunk/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp?rev=364768&r1=364767&r2=364768&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp (original)
+++ llvm/trunk/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp Mon Jul  1 06:40:18 2019
@@ -1256,6 +1256,7 @@ AMDGPURegisterBankInfo::getInstrMapping(
   case AMDGPU::G_FPEXT:
   case AMDGPU::G_FEXP2:
   case AMDGPU::G_FLOG2:
+  case AMDGPU::G_FCANONICALIZE:
   case AMDGPU::G_INTRINSIC_TRUNC:
   case AMDGPU::G_INTRINSIC_ROUND:
     return getDefaultMappingVOP(MI);

Added: llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-fcanonicalize.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-fcanonicalize.mir?rev=364768&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-fcanonicalize.mir (added)
+++ llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-fcanonicalize.mir Mon Jul  1 06:40:18 2019
@@ -0,0 +1,35 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -march=amdgcn -run-pass=regbankselect -regbankselect-fast -verify-machineinstrs -o - %s | FileCheck %s
+# RUN: llc -march=amdgcn -run-pass=regbankselect -regbankselect-greedy -verify-machineinstrs -o - %s | FileCheck %s
+
+---
+name: fcanonicalize_s
+legalized: true
+
+body: |
+  bb.0:
+    liveins: $sgpr0_sgpr1
+    ; CHECK-LABEL: name: fcanonicalize_s
+    ; CHECK: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
+    ; CHECK: [[FCANONICALIZE:%[0-9]+]]:vgpr(s32) = G_FCANONICALIZE [[COPY]]
+    ; CHECK: $vgpr0 = COPY [[FCANONICALIZE]](s32)
+    %0:_(s32) = COPY $sgpr0
+    %1:_(s32) = G_FCANONICALIZE %0
+    $vgpr0 = COPY %1
+...
+
+---
+name: fcanonicalize_v
+legalized: true
+
+body: |
+  bb.0:
+    liveins: $vgpr0_vgpr1
+    ; CHECK-LABEL: name: fcanonicalize_v
+    ; CHECK: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
+    ; CHECK: [[FCANONICALIZE:%[0-9]+]]:vgpr(s32) = G_FCANONICALIZE [[COPY]]
+    ; CHECK: $vgpr0 = COPY [[FCANONICALIZE]](s32)
+    %0:_(s32) = COPY $vgpr0
+    %1:_(s32) = G_FCANONICALIZE %0
+    $vgpr0 = COPY %1
+...