File: phinode.ll

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (28 lines) | stat: -rw-r--r-- 646 bytes parent folder | download | duplicates (13) 
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
27
28
 
; RUN: rm -f %t.ll
; RUN: cat %s | sed -e 's/ 0, %2 / 1, %2 /' > %t.ll
; RUN: not llvm-diff %s %t.ll 2>&1 | FileCheck %s

; CHECK:       in function foo:
; CHECK-NEXT:   in block %6 / %6:
; CHECK-NEXT:    >   %7 = phi i32 [ 1, %2 ], [ -1, %1 ]
; CHECK-NEXT:    >   ret i32 %7
; CHECK-NEXT:    <   %7 = phi i32 [ 0, %2 ], [ -1, %1 ]
; CHECK-NEXT:    <   ret i32 %7
define i32 @foo(i32 %0) #0 {
  callbr void asm sideeffect "", "!i,~{dirflag},~{fpsr},~{flags}"()
          to label %2 [label %6]

2:
  %3 = icmp eq i32 %0, 0
  br i1 %3, label %6, label %4

4:
  br label %5

5:
  br label %5

6:
  %7 = phi i32 [ 0, %2 ], [ -1, %1 ]
  ret i32 %7
}