[PATCH] D60893: [GlobalISel] Add IRTranslator support for G_FRINT

[Jessica Paquette via Phabricator via llvm-commits]

paquette created this revision.
paquette added a reviewer: aemerson.
Herald added subscribers: Petar.Avramovic, volkan, hiraditya, kristof.beyls, javed.absar, rovka.
Herald added a project: LLVM.
paquette added a parent revision: D60891: [GlobalISel] Add a G_FRINT opcode.

Add IRTranslator support for the opcode introduced by D60891 <https://reviews.llvm.org/D60891>.

Add it as a simple intrinsic and update arm64-irtranslator.ll.


https://reviews.llvm.org/D60893

Files:
  llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
  llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll


Index: llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
===================================================================
--- llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
+++ llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
@@ -2362,3 +2362,11 @@
   call void @llvm.stackrestore(i8* %sp)
   ret void
 }
+
+declare float @llvm.rint.f32(float)
+define float @test_rint_f32(float %x) {
+  ; CHECK-LABEL: name:            test_rint_f32
+  ; CHECK: %{{[0-9]+}}:_(s32) = G_FRINT %{{[0-9]+}}
+  %y = call float @llvm.rint.f32(float %x)
+  ret float %y
+}
Index: llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
===================================================================
--- llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
+++ llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
@@ -790,6 +790,8 @@
       return TargetOpcode::G_FLOG10;
     case Intrinsic::pow:
       return TargetOpcode::G_FPOW;
+    case Intrinsic::rint:
+      return TargetOpcode::G_FRINT;
     case Intrinsic::round:
       return TargetOpcode::G_INTRINSIC_ROUND;
     case Intrinsic::sin:


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