Index: lib/CodeGen/GlobalISel/IRTranslator.cpp =================================================================== --- lib/CodeGen/GlobalISel/IRTranslator.cpp +++ lib/CodeGen/GlobalISel/IRTranslator.cpp @@ -1086,6 +1086,11 @@ .addDef(getOrCreateVReg(CI)) .addUse(getOrCreateVReg(*CI.getArgOperand(0))); return true; + case Intrinsic::sqrt: + MIRBuilder.buildInstr(TargetOpcode::G_FSQRT) + .addDef(getOrCreateVReg(CI)) + .addUse(getOrCreateVReg(*CI.getArgOperand(0))); + return true; } return false; } Index: test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll =================================================================== --- test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll +++ test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll @@ -2315,3 +2315,11 @@ %y = call float @llvm.sin.f32(float %x) ret float %y } + +declare float @llvm.sqrt.f32(float) +define float @test_sqrt_f32(float %x) { + ; CHECK-LABEL: name: test_sqrt_f32 + ; CHECK: %{{[0-9]+}}:_(s32) = G_FSQRT %{{[0-9]+}} + %y = call float @llvm.sqrt.f32(float %x) + ret float %y +}