File: phi-vector-bitcast.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 1,998,492 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (27 lines) | stat: -rw-r--r-- 949 bytes parent folder | download | duplicates (12) 
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
 
; REQUIRES: asserts
; RUN: opt < %s -disable-output -passes=rewrite-statepoints-for-gc

; We shouldn't crash when we encounter a vector phi with more than one input
; from the same predecessor.
define void @foo(<2 x ptr addrspace(1)> %arg1, i32 %arg2, i1 %arg3, <2 x ptr addrspace(1)> %arg4) gc "statepoint-example" personality ptr null {
bb:
  %tmp = bitcast <2 x ptr addrspace(1)> %arg1 to <2 x ptr addrspace(1)>
  switch i32 %arg2, label %bb2 [
    i32 1, label %bb4
    i32 2, label %bb4
  ]

bb2:                                              ; preds = %bb
  br i1 %arg3, label %bb8, label %bb4

bb4:                                              ; preds = %bb2, %bb, %bb
  %tmp5 = phi <2 x ptr addrspace(1)> [ %tmp, %bb ], [ %tmp, %bb ], [ %arg4, %bb2 ]
  call void @bar()
  %tmp6 = extractelement <2 x ptr addrspace(1)> %tmp5, i32 1
  ret void

bb8:                                              ; preds = %bb2
  ret void
}

declare void @bar()