File: 2008-12-01-loop-iv-used-outside-loop.ll

package info (click to toggle)
llvm 2.6-9.1
  • links: PTS
  • area: main
  • in suites: squeeze
  • size: 57,604 kB
  • ctags: 44,336
  • sloc: cpp: 344,766; sh: 12,407; ansic: 10,617; ada: 3,070; ml: 2,505; perl: 2,496; makefile: 1,426; pascal: 1,163; exp: 389; asm: 307; python: 298; objc: 260; lisp: 182; csh: 117; xml: 38; f90: 36; tcl: 20
file content (30 lines) | stat: -rw-r--r-- 965 bytes parent folder | download 
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: llvm-as < %s | llc -mtriple=i386-apple-darwin | not grep lea
; The inner loop should use [reg] addressing, not [reg+reg] addressing.
; rdar://6403965

target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin9.5"

define i8* @test(i8* %Q, i32* %L) nounwind {
entry:
	br label %bb1

bb:		; preds = %bb1, %bb1
	%indvar.next = add i32 %P.0.rec, 1		; <i32> [#uses=1]
	br label %bb1

bb1:		; preds = %bb, %entry
	%P.0.rec = phi i32 [ 0, %entry ], [ %indvar.next, %bb ]		; <i32> [#uses=3]
	%P.0 = getelementptr i8* %Q, i32 %P.0.rec		; <i8*> [#uses=2]
	%0 = load i8* %P.0, align 1		; <i8> [#uses=1]
	switch i8 %0, label %bb3 [
		i8 12, label %bb
		i8 42, label %bb
	]

bb3:		; preds = %bb1
	%P.0.sum = add i32 %P.0.rec, 2		; <i32> [#uses=1]
	%1 = getelementptr i8* %Q, i32 %P.0.sum		; <i8*> [#uses=1]
	store i8 4, i8* %1, align 1
	ret i8* %P.0
}