File: copy-metadata.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,418,812 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (24 lines) | stat: -rw-r--r-- 661 bytes parent folder | download | duplicates (3) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
 
; RUN: opt < %s -loop-unswitch -enable-new-pm=0 -S < %s 2>&1 | FileCheck %s
; RUN: opt < %s -loop-unswitch -enable-new-pm=0 -enable-mssa-loop-dependency=true -verify-memoryssa -S < %s 2>&1 | FileCheck %s

; This test checks if unswitched condition preserve make.implicit metadata.

define i32 @test(i1 %cond) {
; CHECK-LABEL: @test(
; CHECK:  br i1 %cond, label %..split_crit_edge, label %.loop_exit.split_crit_edge, !make.implicit !0
  br label %loop_begin

loop_begin:
  br i1 %cond, label %continue, label %loop_exit, !make.implicit !0

continue:
  call void @some_func()
  br label %loop_begin

loop_exit:
  ret i32 0
}

declare void @some_func()

!0 = !{}