File: sdiv-2.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 (28 lines) | stat: -rw-r--r-- 812 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
 
; RUN: llvm-as < %s | opt -instcombine -disable-output
; PR3144

define fastcc i32 @func(i32 %length) nounwind {
entry:
	%0 = icmp ne i32 %length, -1		; <i1> [#uses=1]
	%iftmp.13.0 = select i1 %0, i128 0, i128 200000000		; <i128> [#uses=2]
	%1 = sdiv i128 %iftmp.13.0, 10		; <i128> [#uses=1]
	br label %bb5

bb5:		; preds = %bb8, %entry
	%v.0 = phi i128 [ 0, %entry ], [ %6, %bb8 ]		; <i128> [#uses=2]
	%2 = icmp sgt i128 %v.0, %1		; <i1> [#uses=1]
	br i1 %2, label %overflow, label %bb7

bb7:		; preds = %bb5
	%3 = mul i128 %v.0, 10		; <i128> [#uses=2]
	%4 = sub i128 %iftmp.13.0, 0		; <i128> [#uses=1]
	%5 = icmp slt i128 %4, %3		; <i1> [#uses=1]
	br i1 %5, label %overflow, label %bb8

bb8:		; preds = %bb7
	%6 = add i128 0, %3		; <i128> [#uses=1]
	br label %bb5

overflow:		; preds = %bb7, %bb5
	ret i32 1
}