File: irtranslator-indirect-br-repeated-block.ll

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb11u2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,634,820 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (26 lines) | stat: -rw-r--r-- 882 bytes parent folder | download | duplicates (17) 
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
 
; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
; RUN: llc -O0 -mtriple=aarch64-apple-ios -global-isel -stop-after=irtranslator -verify-machineinstrs %s -o - | FileCheck %s
;
; Make sure that we don't duplicate successors/predecessors when translating
; indirectbr instructions with duplicate block labels.

define void @foo() {
  ; CHECK-LABEL: name: foo
  ; CHECK: bb.1 (%ir-block.0):
  ; CHECK:   successors: %bb.2(0x2aaaaaaa), %bb.4(0x2aaaaaaa), %bb.3(0x2aaaaaaa)
  ; CHECK:   [[DEF:%[0-9]+]]:_(p0) = G_IMPLICIT_DEF
  ; CHECK:   G_BRINDIRECT [[DEF]](p0)
  ; CHECK: bb.2 (%ir-block.1):
  ; CHECK:   successors:
  ; CHECK: bb.3 (%ir-block.2):
  ; CHECK:   successors:
  ; CHECK: bb.4 (%ir-block.3):
  ; CHECK:   RET_ReallyLR
  indirectbr ptr undef, [label %1, label %3, label %2, label %3, label %3]
1:
  unreachable
2:
  unreachable
3:
  ret void
}