File: empty-function-nop.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 (23 lines) | stat: -rw-r--r-- 1,169 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
 
; RUN: llc < %s -filetype=obj -mtriple=thumbv6-apple-darwin -o - | llvm-readobj -s -sd | FileCheck -check-prefix=CHECK-T1 %s
; RUN: llc < %s -filetype=obj -mtriple=thumbv7-apple-darwin -o - | llvm-readobj -s -sd | FileCheck -check-prefix=CHECK-T2 %s
; RUN: llc < %s -filetype=obj -mtriple=armv6-apple-darwin -o - | llvm-readobj -s -sd | FileCheck -check-prefix=CHECK-ARM %s
; RUN: llc < %s -filetype=obj -mtriple=armv7-apple-darwin -o - | llvm-readobj -s -sd | FileCheck -check-prefix=CHECK-ARMV7 %s

; Empty functions need a NOP in them for MachO to prevent DWARF FDEs from
; getting all mucked up. See lib/CodeGen/AsmPrinter/AsmPrinter.cpp for
; details.
define internal fastcc void @empty_function() {
  unreachable
}
; CHECK-T1:    SectionData (
; CHECK-T1:      0000: FEDE                                 |..|
; CHECK-T1:    )
; CHECK-T2:    SectionData (
; CHECK-T2:      0000: FEDE                                 |..|
; CHECK-T2:    )
; CHECK-ARM:   SectionData (
; CHECK-ARM:     0000: FEDEFFE7                             |....|
; CHECK-ARM:   )
; CHECK-ARMV7: SectionData (
; CHECK-ARMV7:   0000: FEDEFFE7                             |....|
; CHECK-ARMV7: )