File: inlineasm-ldr-pseudo.ll

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,436 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (17 lines) | stat: -rw-r--r-- 888 bytes parent folder | download | duplicates (9)
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
}