From: Jessica Paquette <jpaquette@apple.com>
Date: Thu, 25 Apr 2019 16:39:28 +0000 (+0000)
Subject: [GlobalISel] Add IRTranslator support for G_FNEARBYINT
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f702279be5da25bc7acb17c4a0be18a7cca2a356;p=llvm

[GlobalISel] Add IRTranslator support for G_FNEARBYINT

Translate llvm.nearbyint into G_FNEARBYINT as a simple intrinsic. Update
arm64-irtranslator.ll.

Differential Revision: https://reviews.llvm.org/D60922

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@359203 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/GlobalISel/IRTranslator.cpp b/lib/CodeGen/GlobalISel/IRTranslator.cpp
index f32ae787d3f..cb769a57f3d 100644
--- a/lib/CodeGen/GlobalISel/IRTranslator.cpp
+++ b/lib/CodeGen/GlobalISel/IRTranslator.cpp
@@ -788,6 +788,8 @@ unsigned IRTranslator::getSimpleIntrinsicOpcode(Intrinsic::ID ID) {
       return TargetOpcode::G_FLOG2;
     case Intrinsic::log10:
       return TargetOpcode::G_FLOG10;
+    case Intrinsic::nearbyint:
+      return TargetOpcode::G_FNEARBYINT;
     case Intrinsic::pow:
       return TargetOpcode::G_FPOW;
     case Intrinsic::rint:
diff --git a/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll b/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
index 02437839967..83b5e082104 100644
--- a/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
+++ b/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
@@ -2333,6 +2333,14 @@ define float @test_floor_f32(float %x) {
   ret float %y
 }
 
+declare float @llvm.nearbyint.f32(float)
+define float @test_nearbyint_f32(float %x) {
+  ; CHECK-LABEL: name:            test_nearbyint_f32
+  ; CHECK: %{{[0-9]+}}:_(s32) = G_FNEARBYINT %{{[0-9]+}}
+  %y = call float @llvm.nearbyint.f32(float %x)
+  ret float %y
+}
+
 ; CHECK-LABEL: name: test_llvm.aarch64.neon.ld3.v4i32.p0i32
 ; CHECK: %1:_(<4 x s32>), %2:_(<4 x s32>), %3:_(<4 x s32>) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.aarch64.neon.ld3), %0(p0) :: (load 48 from %ir.ptr, align 64)
 define void @test_llvm.aarch64.neon.ld3.v4i32.p0i32(i32* %ptr) {