[GlobalISel][AArch64] Add IRTranslator support for G_FCOS and G_FSIN

This adds IRTranslator support for the G_FCOS and G_FSIN generic instructions.

https://reviews.llvm.org/D57197
2/3

llvm-svn: 352401

2 files changed, 26 insertions, 0 deletions

diff --git a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
index 6205676800b..6fdcbb2b952 100644
--- a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
@@ -1055,6 +1055,16 @@ bool IRTranslator::translateKnownIntrinsic(const CallInst &CI, Intrinsic::ID ID,
         .addDef(getOrCreateVReg(CI))
         .addUse(getOrCreateVReg(*CI.getArgOperand(0)));
     return true;
+  case Intrinsic::cos:
+    MIRBuilder.buildInstr(TargetOpcode::G_FCOS)
+        .addDef(getOrCreateVReg(CI))
+        .addUse(getOrCreateVReg(*CI.getArgOperand(0)));
+    return true;
+  case Intrinsic::sin:
+    MIRBuilder.buildInstr(TargetOpcode::G_FSIN)
+        .addDef(getOrCreateVReg(CI))
+        .addUse(getOrCreateVReg(*CI.getArgOperand(0)));
+    return true;
   }
   return false;
 }
diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll b/llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
index a4b2f848a60..30b2ad357fc 100644
--- a/llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
+++ b/llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
@@ -2293,3 +2293,19 @@ define <2 x double> @test_ceil_v2f64(<2 x double> %x) {
   %y = call <2 x double> @llvm.ceil.v2f64(<2 x double> %x)
   ret <2 x double> %y
 }
+
+declare float @llvm.cos.f32(float)
+define float @test_cos_f32(float %x) {
+  ; CHECK-LABEL: name:            test_cos_f32
+  ; CHECK: %{{[0-9]+}}:_(s32) = G_FCOS %{{[0-9]+}}
+  %y = call float @llvm.cos.f32(float %x)
+  ret float %y
+}
+
+declare float @llvm.sin.f32(float)
+define float @test_sin_f32(float %x) {
+  ; CHECK-LABEL: name:            test_sin_f32
+  ; CHECK: %{{[0-9]+}}:_(s32) = G_FSIN %{{[0-9]+}}
+  %y = call float @llvm.sin.f32(float %x)
+  ret float %y
+}