AMDGPU/GlobalISel: Regbank select for fpext
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@351692 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp b/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
index bb3d644..e697039 100644
--- a/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
+++ b/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
@@ -433,6 +433,7 @@
case AMDGPU::G_SITOFP:
case AMDGPU::G_UITOFP:
case AMDGPU::G_FPTRUNC:
+ case AMDGPU::G_FPEXT:
case AMDGPU::G_FEXP2:
case AMDGPU::G_FLOG2:
case AMDGPU::G_INTRINSIC_TRUNC:
diff --git a/test/CodeGen/AMDGPU/GlobalISel/regbankselect-fpext.mir b/test/CodeGen/AMDGPU/GlobalISel/regbankselect-fpext.mir
new file mode 100644
index 0000000..123b355
--- /dev/null
+++ b/test/CodeGen/AMDGPU/GlobalISel/regbankselect-fpext.mir
@@ -0,0 +1,31 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect %s -verify-machineinstrs -o - -regbankselect-fast | FileCheck %s
+# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect %s -verify-machineinstrs -o - -regbankselect-greedy | FileCheck %s
+
+---
+name: fpext_s
+legalized: true
+
+body: |
+ bb.0:
+ liveins: $sgpr0
+ ; CHECK-LABEL: name: fpext_s
+ ; CHECK: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
+ ; CHECK: [[FPEXT:%[0-9]+]]:vgpr(s64) = G_FPEXT [[COPY]](s32)
+ %0:_(s32) = COPY $sgpr0
+ %1:_(s64) = G_FPEXT %0
+...
+
+---
+name: fpext_v
+legalized: true
+
+body: |
+ bb.0:
+ liveins: $vgpr0
+ ; CHECK-LABEL: name: fpext_v
+ ; CHECK: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
+ ; CHECK: [[FPEXT:%[0-9]+]]:vgpr(s64) = G_FPEXT [[COPY]](s32)
+ %0:_(s32) = COPY $vgpr0
+ %1:_(s64) = G_FPEXT %0
+...
