File: 2003-05-15-NestingProblem.ll

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16.1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,388 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (32 lines) | stat: -rw-r--r-- 1,033 bytes parent folder | download | duplicates (15)
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
29
30
31
32
; This testcase was incorrectly computing that the loopentry.7 loop was
; not a child of the loopentry.6 loop.
;
; RUN: opt < %s -analyze -loops | FileCheck %s
; RUN: opt < %s -passes='print<loops>' -disable-output 2>&1 | FileCheck %s

; CHECK: Loop at depth 4 containing: %loopentry.7<header><latch><exiting>

define void @getAndMoveToFrontDecode() {
	br label %endif.2

endif.2:		; preds = %loopexit.5, %0
	br i1 false, label %loopentry.5, label %UnifiedExitNode

loopentry.5:		; preds = %loopexit.6, %endif.2
	br i1 false, label %loopentry.6, label %UnifiedExitNode

loopentry.6:		; preds = %loopentry.7, %loopentry.5
	br i1 false, label %loopentry.7, label %loopexit.6

loopentry.7:		; preds = %loopentry.7, %loopentry.6
	br i1 false, label %loopentry.7, label %loopentry.6

loopexit.6:		; preds = %loopentry.6
	br i1 false, label %loopentry.5, label %loopexit.5

loopexit.5:		; preds = %loopexit.6
	br i1 false, label %endif.2, label %UnifiedExitNode

UnifiedExitNode:		; preds = %loopexit.5, %loopentry.5, %endif.2
	ret void
}