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Correctly display backtraces that contain inlined functions.

This commit is contained in:
whitequark 2016-02-24 17:44:07 +00:00
parent 442673076f
commit cf41890255
2 changed files with 22 additions and 7 deletions
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25
artiq/compiler/targets.py
View File

@ -151,20 +151,31 @@ class Target:
if addresses == []: if addresses == []:
return [] return []
# Addresses point one instruction past the jump; offset them back by 1. offset_addresses = [hex(addr) for addr in addresses]
offset_addresses = [hex(addr - 1) for addr in addresses] with RunTool([self.triple + "-addr2line", "--addresses", "--functions", "--inlines",
with RunTool([self.triple + "-addr2line", "--functions", "--inlines",
"--exe={library}"] + offset_addresses, "--exe={library}"] + offset_addresses,
library=library) \ library=library) \
as results: as results:
lines = results["__stdout__"].rstrip().split("\n") lines = iter(results["__stdout__"].rstrip().split("\n"))
backtrace = [] backtrace = []
for function_name, location, address in zip(lines[::2], lines[1::2], addresses): while True:
try:
address_or_function = next(lines)
except StopIteration:
break
if address_or_function[:2] == "0x":
address = int(address_or_function[2:], 16)
function = next(lines)
else:
address = backtrace[-1][4] # inlined
function = address_or_function
location = next(lines)
filename, line = location.rsplit(":", 1) filename, line = location.rsplit(":", 1)
if filename == "??": if filename == "??" or filename == "<synthesized>":
continue continue
# can't get column out of addr2line D: # can't get column out of addr2line D:
backtrace.append((filename, int(line), -1, function_name, address)) backtrace.append((filename, int(line), -1, function, address))
return backtrace return backtrace
class NativeTarget(Target): class NativeTarget(Target):

4
artiq/coredevice/exceptions.py
View File

@ -27,6 +27,7 @@ class CoreException:
def __str__(self): def __str__(self):
lines = [] lines = []
lines.append("Core Device Traceback (most recent call last):") lines.append("Core Device Traceback (most recent call last):")
last_address = 0
for (filename, line, column, function, address) in self.traceback: for (filename, line, column, function, address) in self.traceback:
stub_globals = {"__name__": filename, "__loader__": source_loader} stub_globals = {"__name__": filename, "__loader__": source_loader}
source_line = linecache.getline(filename, line, stub_globals) source_line = linecache.getline(filename, line, stub_globals)
@ -34,8 +35,11 @@ class CoreException:
if address is None: if address is None:
formatted_address = "" formatted_address = ""
elif address == last_address:
formatted_address = " (inlined)"
else: else:
formatted_address = " (RA=0x{:x})".format(address) formatted_address = " (RA=0x{:x})".format(address)
last_address = address
filename = filename.replace(artiq_dir, "<artiq>") filename = filename.replace(artiq_dir, "<artiq>")
if column == -1: if column == -1: