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[FastISel][AArch64] Add sqrt intrinsic support.

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Fixes <rdar://problem/17867067>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214388 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Juergen Ributzka
2014-07-31 06:25:33 +00:00
parent a4a812fedd
commit a60ed423a6
2 changed files with 39 additions and 0 deletions
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20
test/CodeGen/AArch64/fast-isel-sqrt.ll Normal file
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; RUN: llc -mtriple=arm64-apple-darwin < %s | FileCheck %s
; RUN: llc -mtriple=arm64-apple-darwin -fast-isel -fast-isel-abort < %s | FileCheck %s
define float @test_sqrt_f32(float %a) {
; CHECK-LABEL: test_sqrt_f32
; CHECK: fsqrt s0, s0
%res = call float @llvm.sqrt.f32(float %a)
ret float %res
}
declare float @llvm.sqrt.f32(float) nounwind readnone
define double @test_sqrt_f64(double %a) {
; CHECK-LABEL: test_sqrt_f64
; CHECK: fsqrt d0, d0
%res = call double @llvm.sqrt.f64(double %a)
ret double %res
}
declare double @llvm.sqrt.f64(double) nounwind readnone