test/Transforms/IROutliner/outlining-address-taken.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s

; This test shows that we do not outline from basic blocks with their address
; taken.

@ba1 = constant i8* blockaddress (@dontoutline, %new_block)

define void @outline_1() {
; CHECK-LABEL: @outline_1(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4
; CHECK-NEXT:    call void @[[FUNCTION_1:.*]](i32* [[A]], i32* [[B]], i32* [[C]])
; CHECK-NEXT:    ret void
;
entry:
  %a = alloca i32, align 4
  %b = alloca i32, align 4
  %c = alloca i32, align 4
  store i32 2, i32* %a, align 4
  store i32 3, i32* %b, align 4
  store i32 4, i32* %c, align 4
  %al = load i32, i32* %a
  %bl = load i32, i32* %b
  %cl = load i32, i32* %c
  ret void
}

define void @outline_2() {
; CHECK-LABEL: @outline_2(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4
; CHECK-NEXT:    call void @[[FUNCTION_1]](i32* [[A]], i32* [[B]], i32* [[C]])
; CHECK-NEXT:    ret void
;
entry:
  %a = alloca i32, align 4
  %b = alloca i32, align 4
  %c = alloca i32, align 4
  store i32 2, i32* %a, align 4
  store i32 3, i32* %b, align 4
  store i32 4, i32* %c, align 4
  %al = load i32, i32* %a
  %bl = load i32, i32* %b
  %cl = load i32, i32* %c
  ret void
}

define void @dontoutline() {
; CHECK-LABEL: @dontoutline(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4
; CHECK-NEXT:    br label [[NEW_BLOCK:%.*]]
; CHECK:       new_block:
; CHECK-NEXT:    store i32 2, i32* [[A]], align 4
; CHECK-NEXT:    store i32 3, i32* [[B]], align 4
; CHECK-NEXT:    store i32 4, i32* [[C]], align 4
; CHECK-NEXT:    [[AL:%.*]] = load i32, i32* [[A]], align 4
; CHECK-NEXT:    [[BL:%.*]] = load i32, i32* [[B]], align 4
; CHECK-NEXT:    [[CL:%.*]] = load i32, i32* [[C]], align 4
; CHECK-NEXT:    ret void
;
entry:
  %a = alloca i32, align 4
  %b = alloca i32, align 4
  %c = alloca i32, align 4
  br label %new_block
new_block:
  store i32 2, i32* %a, align 4
  store i32 3, i32* %b, align 4
  store i32 4, i32* %c, align 4
  %al = load i32, i32* %a
  %bl = load i32, i32* %b
  %cl = load i32, i32* %c
  ret void
}

; CHECK: define internal void @[[FUNCTION_1]](i32* [[ARG0:%.*]], i32* [[ARG1:%.*]], i32* [[ARG2:%.*]])
; CHECK: entry_to_outline:
; CHECK-NEXT:    store i32 2, i32* [[ARG0]], align 4
; CHECK-NEXT:    store i32 3, i32* [[ARG1]], align 4
; CHECK-NEXT:    store i32 4, i32* [[ARG2]], align 4
; CHECK-NEXT:    [[AL:%.*]] = load i32, i32* [[ARG0]], align 4
; CHECK-NEXT:    [[BL:%.*]] = load i32, i32* [[ARG1]], align 4
; CHECK-NEXT:    [[CL:%.*]] = load i32, i32* [[ARG2]], align 4