File: gpreg-lazy-binding.ll

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8~deb9u3
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 733,456 kB
  • sloc: cpp: 3,776,651; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; ruby: 156
file content (35 lines) | stat: -rw-r--r-- 724 bytes parent folder | download | duplicates (15)
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
; RUN: llc -march=mipsel -disable-mips-delay-filler -relocation-model=pic -mips-tail-calls=1 < %s | FileCheck %s

@g = external global i32

; CHECK:     move  $gp
; CHECK:     jalr  $25
; CHECK:     nop
; CHECK-NOT: move  $gp
; CHECK:     jr    $25

define void @f0() nounwind {
entry:
  tail call void @externalFunc() nounwind
  tail call fastcc void @internalFunc()
  ret void
}

declare void @externalFunc()

define internal fastcc void @internalFunc() nounwind noinline {
entry:
  %0 = load i32, i32* @g, align 4
  %inc = add nsw i32 %0, 1
  store i32 %inc, i32* @g, align 4
  ret void
}

define void @no_lazy(void (i32)* %pf) {

; CHECK-LABEL:  no_lazy
; CHECK-NOT:    gp_disp

  tail call void %pf(i32 1)
  ret void
}