File: tail-call-builtin.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 (37 lines) | stat: -rw-r--r-- 845 bytes parent folder | download | duplicates (30) 
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
31
32
33
34
35
36
37
 
; RUN: llc -mtriple=thumbv7-linux-gnueabihf %s -o - | FileCheck %s

define i64 @test_mismatched_call(double %in) {
; CHECK-LABEL: test_mismatched_call:
; CHECK: bl floor
; CHECK: vmov r0, r1, d0

  %val = tail call double @floor(double %in)
  %res = bitcast double %val to i64
  ret i64 %res
}

define double @test_matched_call(double %in) {
; CHECK-LABEL: test_matched_call:
; CHECK: b floor

  %val = tail call double @floor(double %in)
  ret double %val
}

define void @test_irrelevant_call(double %in) {
; CHECK-LABEL: test_irrelevant_call:
; CHECK-NOT: bl floor

  %val = tail call double @floor(double %in)
  ret void
}

define arm_aapcscc double @test_callingconv(double %in) {
; CHECK: test_callingconv:
; CHECK: bl floor

  %val = tail call double @floor(double %in)
  ret double %val
}

declare double @floor(double) nounwind readonly