File: function-specialization-constant-expression4.ll

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,634,792 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 (30 lines) | stat: -rw-r--r-- 973 bytes parent folder | download | duplicates (2) 
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
28
29
30
 
; RUN: opt -passes="ipsccp<func-spec>" -force-function-specialization -S < %s | FileCheck %s

; Check that we don't crash and specialise on a function call with byval attribute.

; CHECK-NOT: wombat.{{[0-9]+}}

declare ptr @quux()
declare ptr @eggs()

define i32 @main() {
; CHECK:       bb:
; CHECK-NEXT:    tail call void @wombat(ptr undef, i64 undef, i64 undef, ptr byval(i32) @quux)
; CHECK-NEXT:    tail call void @wombat(ptr undef, i64 undef, i64 undef, ptr byval(i32) @eggs)
; CHECK-NEXT:    ret i32 undef
;
bb:
  tail call void @wombat(ptr undef, i64 undef, i64 undef, ptr byval(i32) @quux)
  tail call void @wombat(ptr undef, i64 undef, i64 undef, ptr byval(i32) @eggs)
  ret i32 undef
}

define internal void @wombat(ptr %arg, i64 %arg1, i64 %arg2, ptr byval(i32) %func) {
; CHECK:       bb2:
; CHECK-NEXT:    [[TMP:%.*]] = tail call ptr %func(ptr undef, ptr undef)
; CHECK-NEXT:    ret void
;
bb2:
  %tmp = tail call ptr %func(ptr undef, ptr undef)
  ret void
}