fabs-libcall.ll
692 Bytes
; RUN: opt -S -mtriple=i686-apple-macosx -instcombine %s | FileCheck %s
declare x86_fp80 @fabsl(x86_fp80)
define x86_fp80 @replace_fabs_call_f80(x86_fp80 %x) {
; CHECK-LABEL: @replace_fabs_call_f80(
; CHECK-NEXT: [[TMP1:%.*]] = call x86_fp80 @llvm.fabs.f80(x86_fp80 %x)
; CHECK-NEXT: ret x86_fp80 [[TMP1]]
;
%fabsl = tail call x86_fp80 @fabsl(x86_fp80 %x)
ret x86_fp80 %fabsl
}
define x86_fp80 @fmf_replace_fabs_call_f80(x86_fp80 %x) {
; CHECK-LABEL: @fmf_replace_fabs_call_f80(
; CHECK-NEXT: [[TMP1:%.*]] = call nnan x86_fp80 @llvm.fabs.f80(x86_fp80 %x)
; CHECK-NEXT: ret x86_fp80 [[TMP1]]
;
%fabsl = tail call nnan x86_fp80 @fabsl(x86_fp80 %x)
ret x86_fp80 %fabsl
}