File: inlineasm-ldr-pseudo.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (17 lines) | stat: -rw-r--r-- 896 bytes parent folder | download | duplicates (8) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
 
; PR18354
; We actually need to use -filetype=obj in this test because if we output
; assembly, the current code path will bypass the parser and just write the
; raw text out to the Streamer. We need to actually parse the inlineasm to
; demonstrate the bug. Going the asm->obj route does not show the issue.
; RUN: llc -mtriple=arm-none-linux   < %s -filetype=obj | llvm-objdump -d - | FileCheck %s
; RUN: llc -mtriple=arm-apple-darwin < %s -filetype=obj | llvm-objdump -d - | FileCheck %s
; CHECK-LABEL: <{{_?}}foo>:
; CHECK: 0:       00 00 9f e5                                     ldr     r0, [pc]
; CHECK: 4:       0e f0 a0 e1                                     mov     pc, lr
; Make sure the constant pool entry comes after the return
; CHECK: 8:       78 56 34 12
define i32 @foo() nounwind {
entry:
  %0 = tail call i32 asm sideeffect "ldr $0,=0x12345678", "=r"() nounwind
  ret i32 %0
}