File: shrunk-constant.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 (15 lines) | stat: -rw-r--r-- 329 bytes parent folder | download | duplicates (9) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
; RUN: opt < %s -scalar-evolution -analyze \
; RUN:  | grep "\-->  (zext i4 {-7,+,-8}<%loop> to i32)"

define fastcc void @foo() nounwind {
entry:
	br label %loop

loop:
	%i = phi i32 [ 0, %entry ], [ %t2, %loop ]
	%t0 = add i32 %i, 9
	%t1 = and i32 %t0, 9
        store i32 %t1, i32* null
	%t2 = add i32 %i, 8
	br label %loop
}