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Fix objdump assembly truncations, d8 support

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Update the custom objdump script to handle inline comments starting
with '--' or ';;'.

Load d8 code.asm file if present.

BUG=

Review-Url: https://codereview.chromium.org/2159103007
Cr-Commit-Position: refs/heads/master@{#37953}
This commit is contained in:
mattloring 2016-07-21 11:13:04 -07:00 committed by Commit bot
parent 53e5f66bc8
commit fb2feee616
1 changed files with 9 additions and 4 deletions
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13
tools/objdump-v8
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@ -27,6 +27,7 @@
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import os.path
import re
import subprocess
import sys
@ -50,17 +51,21 @@ def format_line(line):
def is_comment(line):
stripped = line.strip()
return stripped.startswith("--") or stripped.startswith(";;;")
return stripped.startswith("--") or stripped.startswith(";;")
def main():
filename = sys.argv[-1]
match = re.match(r"/tmp/perf-(.*)\.map", filename)
if match:
start, end = get_address_bounds()
codefile = "code-" + match.group(1) + "-1.asm"
with open(codefile, "r") as code:
process_codefile = "code-" + match.group(1) + "-1.asm"
if os.path.exists(process_codefile):
codefile = open(process_codefile, "r")
else:
codefile = open("code.asm", "r")
with codefile:
printing = False
for line in code:
for line in codefile:
if line.startswith("0x"):
addr = int(line.split()[0], 0)
if start <= addr <= end: