File: tail-call-casts.ll

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (28 lines) | stat: -rw-r--r-- 728 bytes parent folder | download | duplicates (10) 
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
 
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
; RUN: llc -mtriple=i686-unknown-linux-gnu -o - %s | FileCheck %s

declare void @g_bool(i1 zeroext)

; Forwarding a bool in a tail call works.
define void @f_bool(i1 zeroext %x) {
; CHECK-LABEL: f_bool:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    jmp g_bool@PLT # TAILCALL
entry:
  tail call void @g_bool(i1 zeroext %x)
  ret void
}


declare void @g_float(float)

; Forwarding a bitcasted value works too.
define void @f_i32(i32 %x) {
; CHECK-LABEL: f_i32:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    jmp g_float@PLT # TAILCALL
entry:
  %0 = bitcast i32 %x to float
  tail call void @g_float(float %0)
  ret void
}