mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-23 11:13:28 +01:00
cabb126377
See http://lists.llvm.org/pipermail/llvm-dev/2016-March/097640.html There is also a description/tutorial in the comments of the abtest.py file. llvm-svn: 264482
55 lines
1.4 KiB
Python
Executable File
55 lines
1.4 KiB
Python
Executable File
#!/usr/bin/env python
|
|
#
|
|
# Mark functions in an arm assembly file. This is done by surrounding the
|
|
# function with "# -- Begin Name" and "# -- End Name"
|
|
# (This script is designed for arm ios assembly syntax)
|
|
import sys
|
|
import re
|
|
|
|
inp = open(sys.argv[1], "r").readlines()
|
|
|
|
# First pass
|
|
linenum = 0
|
|
INVALID=-100
|
|
last_align = INVALID
|
|
last_code = INVALID
|
|
last_globl = INVALID
|
|
begin = INVALID
|
|
begins = dict()
|
|
for line in inp:
|
|
linenum += 1
|
|
if ".align" in line:
|
|
last_align = linenum
|
|
if ".code" in line:
|
|
last_code = linenum
|
|
if ".globl" in line:
|
|
last_globl = linenum
|
|
m = re.search(r'.thumb_func\s+(\w+)', line)
|
|
if m:
|
|
funcname = m.group(1)
|
|
if last_code == last_align+1 and (linenum - last_code) < 4:
|
|
begin = last_align
|
|
if last_globl+1 == last_align:
|
|
begin = last_globl
|
|
if line == "\n" and begin != INVALID:
|
|
end = linenum
|
|
triple = (funcname, begin, end)
|
|
begins[begin] = triple
|
|
begin = INVALID
|
|
|
|
# Second pass: Mark
|
|
out = open(sys.argv[1], "w")
|
|
in_func = None
|
|
linenum = 0
|
|
for line in inp:
|
|
linenum += 1
|
|
if in_func is not None and linenum == end:
|
|
out.write("# -- End %s\n" % in_func)
|
|
in_func = None
|
|
|
|
triple = begins.get(linenum)
|
|
if triple is not None:
|
|
in_func, begin, end = triple
|
|
out.write("# -- Begin %s\n" % in_func)
|
|
out.write(line)
|