llvm.org GIT mirror llvm / master test / Transforms / Reassociate / propagate-flags.ll
master

Tree @master (Download .tar.gz)

propagate-flags.ll @masterraw · history · blame

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -reassociate -S | FileCheck %s

define double @func(double %a, double %b) {
; CHECK-LABEL: @func(
; CHECK-NEXT:    [[TMP1:%.*]] = fmul fast double [[B:%.*]], [[A:%.*]]
; CHECK-NEXT:    [[TMP2:%.*]] = fmul fast double [[TMP1]], [[TMP1]]
; CHECK-NEXT:    ret double [[TMP2]]
;
  %mul1 = fmul fast double %a, %a
  %mul2 = fmul fast double %b, %b
  %mul3 = fmul fast double %mul1, %mul2
  ret double %mul3
}