llvm-project/llvm/test/Transforms/GVN/storeinvgroup.ll

22 lines
731 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -gvn -S -o - < %s | FileCheck %s
define double @code(double* %a1) {
; CHECK-LABEL: @code(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[META:%.*]] = alloca double*, align 8
; CHECK-NEXT: store double 1.234500e+00, double* [[A1:%.*]], align 8
; CHECK-NEXT: store double* [[A1]], double** [[META]], align 8, !invariant.group !0
; CHECK-NEXT: ret double 1.234500e+00
;
entry:
%meta = alloca double*
store double 1.23450000e+00, double* %a1, align 8
store double* %a1, double** %meta, align 8, !invariant.group !0
%iload = load double, double* %a1, align 8, !invariant.group !1
ret double %iload
}
!0 = distinct !{}
!1 = distinct !{}