File: storemerge-dbg.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (26 lines) | stat: -rw-r--r-- 545 bytes parent folder | download | duplicates (8) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
; RUN: opt < %s -debugify -instcombine -S | FileCheck %s

declare i32 @escape(i32)

; CHECK-LABEL: define {{.*}}@foo(
define i32 @foo() {
entry:
  %baz = alloca i32
  br i1 undef, label %lhs, label %rhs

lhs:
  store i32 1, i32* %baz
  br label %cleanup

rhs:
  store i32 2, i32* %baz
  br label %cleanup

cleanup:
  ; CHECK: %storemerge = phi i32 [ 2, %rhs ], [ 1, %lhs ], !dbg [[merge_loc:![0-9]+]]
  %baz.val = load i32, i32* %baz
  %ret.val = call i32 @escape(i32 %baz.val)
  ret i32 %ret.val
}

; CHECK: [[merge_loc]] = !DILocation(line: 0