File: 2008-12-02-dagcombine-2.ll

package info (click to toggle)
llvm-toolchain-3.8 1%3A3.8.1-24
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 379,280 kB
  • ctags: 388,501
  • sloc: cpp: 2,309,705; ansic: 477,070; objc: 100,918; asm: 97,974; python: 95,911; sh: 18,634; makefile: 7,294; perl: 5,584; ml: 5,460; pascal: 4,661; lisp: 2,548; xml: 686; cs: 350; php: 212; csh: 117
file content (17 lines) | stat: -rw-r--r-- 658 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
; RUN: llc < %s -march=x86 | grep "(%esp)" | count 2
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"
; a - a should be found and removed, leaving refs to only L and P
define i8* @test(i8* %a, i8* %L, i8* %P) nounwind {
entry:
        %0 = ptrtoint i8* %a to i32
        %1 = ptrtoint i8* %P to i32
        %2 = sub i32 %1, %0
        %3 = ptrtoint i8* %L to i32
	%4 = sub i32 %2, %3         	; <i32> [#uses=1]
	%5 = getelementptr i8, i8* %a, i32 %4		; <i8*> [#uses=1]
	br label %return

return:		; preds = %bb3
	ret i8* %5
}