File: sdiv-2.ll

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (28 lines) | stat: -rw-r--r-- 802 bytes parent folder | download | duplicates (29) 
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: opt < %s -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
}