File: tail-call.s

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 (53 lines) | stat: -rw-r--r-- 1,512 bytes parent folder | download | duplicates (2)
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
48
49
50
51
52
53
# RUN: llvm-mc -filetype=obj -triple riscv32 < %s \
# RUN:   | llvm-objdump -d - | FileCheck -check-prefix=INSTR %s
# RUN: llvm-mc -filetype=obj -triple riscv32 < %s \
# RUN:   | llvm-readobj -r | FileCheck -check-prefix=RELOC %s
# RUN: llvm-mc -triple riscv32 < %s -show-encoding \
# RUN:   | FileCheck -check-prefix=FIXUP %s

# RUN: llvm-mc -filetype=obj -triple riscv64 < %s \
# RUN:   | llvm-objdump -d - | FileCheck -check-prefix=INSTR %s
# RUN: llvm-mc -filetype=obj -triple riscv64 < %s \
# RUN:   | llvm-readobj -r | FileCheck -check-prefix=RELOC %s
# RUN: llvm-mc -triple riscv64 < %s -show-encoding \
# RUN:   | FileCheck -check-prefix=FIXUP %s

.long foo

tail foo
# RELOC: R_RISCV_CALL foo 0x0
# INSTR: auipc t1, 0
# INSTR: jr  t1
# FIXUP: fixup A - offset: 0, value: foo, kind:
tail bar
# RELOC: R_RISCV_CALL bar 0x0
# INSTR: auipc t1, 0
# INSTR: jr  t1
# FIXUP: fixup A - offset: 0, value: bar, kind:

# Ensure that tail calls to functions whose names coincide with register names
# work.

tail zero
# RELOC: R_RISCV_CALL zero 0x0
# INSTR: auipc t1, 0
# INSTR: jr  t1
# FIXUP: fixup A - offset: 0, value: zero, kind:

tail f1
# RELOC: R_RISCV_CALL f1 0x0
# INSTR: auipc t1, 0
# INSTR: jr  t1
# FIXUP: fixup A - offset: 0, value: f1, kind:

tail ra
# RELOC: R_RISCV_CALL ra 0x0
# INSTR: auipc t1, 0
# INSTR: jr  t1
# FIXUP: fixup A - offset: 0, value: ra, kind:

tail foo@plt
# RELOC: R_RISCV_CALL_PLT foo 0x0
# INSTR: auipc t1, 0
# INSTR: jr  t1
# FIXUP: fixup A - offset: 0, value: foo@plt, kind: