File: gpreg-lazy-binding.ll

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.6-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,304 kB
  • sloc: cpp: 7,438,677; ansic: 1,393,822; asm: 1,012,926; python: 241,650; f90: 86,635; objc: 75,479; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (35 lines) | stat: -rw-r--r-- 716 bytes parent folder | download | duplicates (6) 
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 -mtriple=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, ptr @g, align 4
  %inc = add nsw i32 %0, 1
  store i32 %inc, ptr @g, align 4
  ret void
}

define void @no_lazy(ptr %pf) {

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

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