File: ELF_branch.s

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,634,792 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (37 lines) | stat: -rw-r--r-- 1,342 bytes parent folder | download | duplicates (5)
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
# RUN: rm -rf %t && mkdir -p %t
# RUN: llvm-mc -triple=riscv64 -filetype=obj \
# RUN:     -o %t/elf_riscv64_branch.o %s
# RUN: llvm-mc -triple=riscv32 -filetype=obj \
# RUN:     -o %t/elf_riscv32_branch.o %s
# RUN: llvm-jitlink -noexec \
# RUN:     -slab-allocate 100Kb -slab-address 0xfff00ff4 -slab-page-size 4096 \
# RUN:     -abs external_func_positive_offset=0xfff00ffc -abs external_func_negative_offset=0xfff00000\
# RUN:     -check %s %t/elf_riscv64_branch.o
# RUN: llvm-jitlink -noexec \
# RUN:     -slab-allocate 100Kb -slab-address 0xfff00ff4 -slab-page-size 4096 \
# RUN:     -abs external_func_positive_offset=0xfff00ffc -abs external_func_negative_offset=0xfff00000 \
# RUN:     -check %s %t/elf_riscv32_branch.o
#

        .text
# Empty main entry point.
        .globl  main
        .p2align  1
        .type   main,@function
main:
        ret

        .size   main, .-main

# Test R_RISCV_BRANCH

# jitlink-check: decode_operand(test_branch, 2)[12:0] = (external_func_positive_offset - test_branch)[12:0]
# jitlink-check: decode_operand(test_branch+4, 2)[12:0] = (external_func_negative_offset - test_branch - 4)[12:0]
  .globl  test_branch
  .p2align  1
  .type  test_branch,@function
test_branch:
  bge  a0, a1, external_func_positive_offset
  bge  a0, a1, external_func_negative_offset

  .size test_branch, .-test_branch