File: early-if-phi-i1.ll

package info (click to toggle)
swiftlang 6.1.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,604 kB
  • sloc: cpp: 9,901,740; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (17 lines) | stat: -rw-r--r-- 428 bytes parent folder | download | duplicates (12) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
 
; RUN: llc -march=hexagon < %s
; REQUIRES: asserts
; Check that the early if-conversion does not predicate block1 (where the
; join block has a phi node of type i1).

define i1 @foo(i32 %x, ptr %p) {
entry:
  %c = icmp sgt i32 %x, 0
  %c1 = icmp sgt i32 %x, 10
  br i1 %c, label %block2, label %block1
block1:
  store i32 1, ptr %p, align 4
  br label %block2
block2:
  %b = phi i1 [ 0, %entry ], [ %c1, %block1 ]
  ret i1 %b
}