File: function-call.s

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (67 lines) | stat: -rw-r--r-- 1,893 bytes parent folder | download | duplicates (7)
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
54
55
56
57
58
59
60
61
62
63
64
65
66
67
# 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

.long foo

call foo
# RELOC: R_RISCV_CALL foo 0x0
# INSTR: auipc ra, 0
# INSTR: jalr  ra
# FIXUP: fixup A - offset: 0, value: foo, kind: fixup_riscv_call
call bar
# RELOC: R_RISCV_CALL bar 0x0
# INSTR: auipc ra, 0
# INSTR: jalr  ra
# FIXUP: fixup A - offset: 0, value: bar, kind: fixup_riscv_call

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

call zero
# RELOC: R_RISCV_CALL zero 0x0
# INSTR: auipc ra, 0
# INSTR: jalr  ra
# FIXUP: fixup A - offset: 0, value: zero, kind: fixup_riscv_call

call f1
# RELOC: R_RISCV_CALL f1 0x0
# INSTR: auipc ra, 0
# INSTR: jalr  ra
# FIXUP: fixup A - offset: 0, value: f1, kind: fixup_riscv_call

call ra
# RELOC: R_RISCV_CALL ra 0x0
# INSTR: auipc ra, 0
# INSTR: jalr  ra
# FIXUP: fixup A - offset: 0, value: ra, kind: fixup_riscv_call

call mstatus
# RELOC: R_RISCV_CALL mstatus 0x0
# INSTR: auipc ra, 0
# INSTR: jalr  ra
# FIXUP: fixup A - offset: 0, value: mstatus, kind: fixup_riscv_call

# Ensure that calls to procedure linkage table symbols work.

call foo@plt
# RELOC: R_RISCV_CALL_PLT foo 0x0
# INSTR: auipc ra, 0
# INSTR: jalr  ra
# FIXUP: fixup A - offset: 0, value: foo@plt, kind: fixup_riscv_call_plt

# Ensure that an explicit register operand can be parsed.

call a0, foo
# RELOC: R_RISCV_CALL foo 0x0
# INSTR: auipc a0, 0
# INSTR: jalr  a0
# FIXUP: fixup A - offset: 0, value: foo, kind: fixup_riscv_call

call a0, foo@plt
# RELOC: R_RISCV_CALL_PLT foo 0x0
# INSTR: auipc a0, 0
# INSTR: jalr  a0
# FIXUP: fixup A - offset: 0, value: foo@plt, kind: fixup_riscv_call_plt