llvm.org GIT mirror llvm / release_21 test / CodeGen / PowerPC / and_add.ll
release_21

Tree @release_21 (Download .tar.gz)

and_add.ll @release_21raw · history · blame

; RUN: llvm-upgrade < %s | llvm-as | llc -march=ppc32 -o %t -f
; RUN: grep slwi %t
; RUN: not grep addi %t
; RUN: not grep rlwinm %t

int %test(int %A) {
  %B = mul int %A, 8  ;; shift
  %C = add int %B, 7  ;; dead, no demanded bits.
  %D = and int %C, -8 ;; dead once add is gone.
  ret int %D
}