File: pr36983.ll

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16.1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,388 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (24 lines) | stat: -rw-r--r-- 908 bytes parent folder | download | duplicates (13)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
; RUN: opt < %s -loop-vectorize -S | FileCheck %s

; There could be more than one LCSSA PHIs in loop exit block.

; CHECK-LABEL: bb1.bb3_crit_edge:
; CHECK: %_tmp133.lcssa1 = phi i16 [ %scalar.recur, %bb2 ], [ %vector.recur.extract.for.phi, %middle.block ]
; CHECK: %_tmp133.lcssa = phi i16 [ %scalar.recur, %bb2 ], [ %vector.recur.extract.for.phi, %middle.block ]

define void @f1() {
bb2.lr.ph:
  br label %bb2

bb2:                                              ; preds = %bb2, %bb2.lr.ph
  %_tmp132 = phi i16 [ 0, %bb2.lr.ph ], [ %_tmp10, %bb2 ]
  %_tmp133 = phi i16 [ undef, %bb2.lr.ph ], [ %_tmp10, %bb2 ]
  %_tmp10 = sub nsw i16 %_tmp132, 1
  %_tmp15 = icmp ne i16 %_tmp10, 0
  br i1 %_tmp15, label %bb2, label %bb1.bb3_crit_edge

bb1.bb3_crit_edge:                                ; preds = %bb2
  %_tmp133.lcssa1 = phi i16 [ %_tmp133, %bb2 ]
  %_tmp133.lcssa = phi i16 [ %_tmp133, %bb2 ]
  ret void
}