File: machine-outliner-thunk.ll

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • 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 (47 lines) | stat: -rw-r--r-- 1,556 bytes parent folder | download | duplicates (3)
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
38
39
40
41
42
43
44
45
46
47
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -enable-machine-outliner -verify-machineinstrs | FileCheck %s

target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64-pc-linux-gnu"

declare i32 @thunk_called_fn(i32, i32, i32, i32)

define i32 @a() {
; CHECK-LABEL: a:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    str x30, [sp, #-16]! // 8-byte Folded Spill
; CHECK-NEXT:    .cfi_def_cfa_offset 16
; CHECK-NEXT:    .cfi_offset w30, -16
; CHECK-NEXT:    bl OUTLINED_FUNCTION_0
; CHECK-NEXT:    add w0, w0, #8 // =8
; CHECK-NEXT:    ldr x30, [sp], #16 // 8-byte Folded Reload
; CHECK-NEXT:    ret
entry:
  %call = tail call i32 @thunk_called_fn(i32 1, i32 2, i32 3, i32 4)
  %cx = add i32 %call, 8
  ret i32 %cx
}

define i32 @b() {
; CHECK-LABEL: b:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    str x30, [sp, #-16]! // 8-byte Folded Spill
; CHECK-NEXT:    .cfi_def_cfa_offset 16
; CHECK-NEXT:    .cfi_offset w30, -16
; CHECK-NEXT:    bl OUTLINED_FUNCTION_0
; CHECK-NEXT:    add w0, w0, #88 // =88
; CHECK-NEXT:    ldr x30, [sp], #16 // 8-byte Folded Reload
; CHECK-NEXT:    ret
entry:
  %call = tail call i32 @thunk_called_fn(i32 1, i32 2, i32 3, i32 4)
  %cx = add i32 %call, 88
  ret i32 %cx
}

; CHECK-LABEL: OUTLINED_FUNCTION_0:
; CHECK:       // %bb.0:
; CHECK-NEXT:    orr     w0, wzr, #0x1
; CHECK-NEXT:    orr     w1, wzr, #0x2
; CHECK-NEXT:    orr     w2, wzr, #0x3
; CHECK-NEXT:    orr     w3, wzr, #0x4
; CHECK-NEXT:    b       thunk_called_fn