File: tail-call-builtin.ll

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2~deb10u1
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 995,836 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 (37 lines) | stat: -rw-r--r-- 845 bytes parent folder | download | duplicates (31) 
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