File: 2003-06-24-OverdefinedPHIValue.ll

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (30 lines) | stat: -rw-r--r-- 1,387 bytes parent folder | download | duplicates (12)
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
; RUN: opt < %s -passes=sccp,simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S | \
; RUN:   not grep then:

define void @cprop_test11(ptr %data.1) {
entry:
	%tmp.1 = load i32, ptr %data.1		; <i32> [#uses=3]
	%tmp.41 = icmp sgt i32 %tmp.1, 1		; <i1> [#uses=1]
	br i1 %tmp.41, label %no_exit, label %loopexit
no_exit:		; preds = %endif, %then, %entry
	%j.0 = phi i32 [ %j.0, %endif ], [ %i.0, %then ], [ 1, %entry ]		; <i32> [#uses=3]
	%i.0 = phi i32 [ %inc, %endif ], [ %inc1, %then ], [ 1, %entry ]		; <i32> [#uses=4]
	%tmp.8.not = icmp ne i32 %j.0, 0		; <i1> [#uses=1]
	br i1 %tmp.8.not, label %endif, label %then
then:		; preds = %no_exit
	%inc1 = add i32 %i.0, 1		; <i32> [#uses=3]
	%tmp.42 = icmp slt i32 %inc1, %tmp.1		; <i1> [#uses=1]
	br i1 %tmp.42, label %no_exit, label %loopexit
endif:		; preds = %no_exit
	%inc = add i32 %i.0, 1		; <i32> [#uses=3]
	%tmp.4 = icmp slt i32 %inc, %tmp.1		; <i1> [#uses=1]
	br i1 %tmp.4, label %no_exit, label %loopexit
loopexit:		; preds = %endif, %then, %entry
	%j.1 = phi i32 [ 1, %entry ], [ %j.0, %endif ], [ %i.0, %then ]		; <i32> [#uses=1]
	%i.1 = phi i32 [ 1, %entry ], [ %inc, %endif ], [ %inc1, %then ]		; <i32> [#uses=1]
	%tmp.17 = getelementptr i32, ptr %data.1, i64 1		; <ptr> [#uses=1]
	store i32 %j.1, ptr %tmp.17
	%tmp.23 = getelementptr i32, ptr %data.1, i64 2		; <ptr> [#uses=1]
	store i32 %i.1, ptr %tmp.23
	ret void
}