xref: /llvm-project/llvm/test/Transforms/MoveAutoInit/scalar.ll (revision afa13ba18d9e0eb0de4cccb7061222fe900b732f)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -S -passes='move-auto-init' -verify-memoryssa | FileCheck %s
3
4target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
5
6define void @foo(i32 %x) {
7; CHECK-LABEL: @foo(
8; CHECK-NEXT:  entry:
9; CHECK-NEXT:    [[VAL:%.*]] = alloca i32, align 4
10; CHECK-NEXT:    [[TOBOOL:%.*]] = icmp ne i32 [[X:%.*]], 0
11; CHECK-NEXT:    br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
12; CHECK:       if.then:
13; CHECK-NEXT:    store i32 -1431655766, ptr [[VAL]], align 4, !annotation !0
14; CHECK-NEXT:    call void @dump(ptr [[VAL]])
15; CHECK-NEXT:    br label [[IF_END]]
16; CHECK:       if.end:
17; CHECK-NEXT:    ret void
18;
19
20entry:
21  %val = alloca i32, align 4
22  store i32 -1431655766, ptr %val, align 4, !annotation !0
23  %tobool = icmp ne i32 %x, 0
24  br i1 %tobool, label %if.then, label %if.end
25
26if.then:                                          ; preds = %entry
27  call void @dump(ptr %val)
28  br label %if.end
29
30if.end:                                           ; preds = %if.then, %entry
31  ret void
32}
33
34declare void @dump(ptr)
35
36!0 = !{!"auto-init"}
37