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 (15 lines) | stat: -rw-r--r-- 512 bytes parent folder | download | duplicates (7) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
; -simplifycfg -simplifycfg-require-and-preserve-domtree=1 is not folding blocks if there is a PHI node involved.  This
; should be fixed eventually

; RUN: opt < %s -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S | FileCheck %s

define i32 @main(i32 %argc) {
; <label>:0
; CHECK-NOT: br label %InlinedFunctionReturnNode
	br label %InlinedFunctionReturnNode
InlinedFunctionReturnNode:		; preds = %0
	%X = phi i32 [ 7, %0 ]		; <i32> [#uses=1]
	%Y = add i32 %X, %argc		; <i32> [#uses=1]
	ret i32 %Y
}