File: lowerinvoke.ll

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (26 lines) | stat: -rw-r--r-- 724 bytes parent folder | download | duplicates (16) 
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
 
; RUN: opt < %s -lowerinvoke -S | FileCheck %s
; RUN: opt < %s -passes='lowerinvoke' -S | FileCheck %s

declare i32 @external_func(i64 %arg)

define i32 @invoke_test(i64 %arg) personality i8* null {
entry:
  %result = invoke fastcc i32 @external_func(i64 inreg %arg)
      to label %cont unwind label %lpad
cont:
  ret i32 %result
lpad:
  %phi = phi i32 [ 99, %entry ]
  %lp = landingpad { i8*, i32 } cleanup
  ret i32 %phi
}

; The "invoke" should be converted to a "call".
; CHECK-LABEL: define i32 @invoke_test
; CHECK: %result = call fastcc i32 @external_func(i64 inreg %arg)
; CHECK-NEXT: br label %cont

; Note that this pass does not remove dead landingpad blocks.
; CHECK: lpad:
; CHECK-NOT: phi
; CHECK: landingpad