llvm/test/Transforms/NewGVN/non-integral-pointers.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
; RUN: opt -passes=newgvn -S < %s | FileCheck %s

target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128-ni:4"
target triple = "x86_64-unknown-linux-gnu"

define void @f0(i1 %alwaysFalse, i64 %val, ptr %loc) {
; CHECK-LABEL: define void @f0(
; CHECK-SAME: i1 [[ALWAYSFALSE:%.*]], i64 [[VAL:%.*]], ptr [[LOC:%.*]]) {
; CHECK-NEXT:  entry:
; CHECK-NEXT:    store i64 [[VAL]], ptr [[LOC]], align 8
; CHECK-NEXT:    br i1 [[ALWAYSFALSE]], label [[NEVERTAKEN:%.*]], label [[ALWAYSTAKEN:%.*]]
; CHECK:       neverTaken:
; CHECK-NEXT:    [[PTR:%.*]] = load ptr addrspace(4), ptr [[LOC]], align 8
; CHECK-NEXT:    store i8 5, ptr addrspace(4) [[PTR]], align 1
; CHECK-NEXT:    ret void
; CHECK:       alwaysTaken:
; CHECK-NEXT:    ret void
;
  entry:
  store i64 %val, ptr %loc
  br i1 %alwaysFalse, label %neverTaken, label %alwaysTaken

  neverTaken:
  %ptr = load ptr addrspace(4), ptr %loc
  store i8 5, ptr addrspace(4) %ptr
  ret void

  alwaysTaken:
  ret void
}

define i64 @f1(i1 %alwaysFalse, ptr addrspace(4) %val, ptr %loc) {
; CHECK-LABEL: define i64 @f1(
; CHECK-SAME: i1 [[ALWAYSFALSE:%.*]], ptr addrspace(4) [[VAL:%.*]], ptr [[LOC:%.*]]) {
; CHECK-NEXT:  entry:
; CHECK-NEXT:    store ptr addrspace(4) [[VAL]], ptr [[LOC]], align 8
; CHECK-NEXT:    br i1 [[ALWAYSFALSE]], label [[NEVERTAKEN:%.*]], label [[ALWAYSTAKEN:%.*]]
; CHECK:       neverTaken:
; CHECK-NEXT:    [[INT:%.*]] = load i64, ptr [[LOC]], align 8
; CHECK-NEXT:    ret i64 [[INT]]
; CHECK:       alwaysTaken:
; CHECK-NEXT:    ret i64 42
;
  entry:
  store ptr addrspace(4) %val, ptr %loc
  br i1 %alwaysFalse, label %neverTaken, label %alwaysTaken

  neverTaken:
  %int = load i64, ptr %loc
  ret i64 %int

  alwaysTaken:
  ret i64 42
}