blob: 31113ab5cd6448d2a02bbe9abd5815389dc3af62 [file] [log] [blame]
; 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 checks that we do not outline functions that are marked as returns
; twice, since these can alter the frame of the function and affect how the
; outliner behaves, causing miscompiles.
; Function Attrs: optsize returns_twice
declare i32 @setjmp(i32*) local_unnamed_addr #1
@tmp_jmpb = global [37 x i32] zeroinitializer, align 16
define void @function1() {
; CHECK-LABEL: @function1(
; 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: 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: [[CALL:%.*]] = call i32 @setjmp(i32* getelementptr inbounds ([37 x i32], [37 x i32]* @tmp_jmpb, i64 0, i64 0))
; CHECK-NEXT: call void @outlined_ir_func_0(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
%call = call i32 @setjmp(i32* getelementptr inbounds ([37 x i32], [37 x i32]* @tmp_jmpb, i64 0, i64 0))
%al = load i32, i32* %a
%bl = load i32, i32* %b
%cl = load i32, i32* %c
ret void
}
define void @function2() {
; CHECK-LABEL: @function2(
; 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: 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: [[CALL:%.*]] = call i32 @setjmp(i32* getelementptr inbounds ([37 x i32], [37 x i32]* @tmp_jmpb, i64 0, i64 0))
; CHECK-NEXT: call void @outlined_ir_func_0(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
%call = call i32 @setjmp(i32* getelementptr inbounds ([37 x i32], [37 x i32]* @tmp_jmpb, i64 0, i64 0))
%al = load i32, i32* %a
%bl = load i32, i32* %b
%cl = load i32, i32* %c
ret void
}
attributes #1 = { optsize returns_twice }