vsk added inline comments.
================
Comment at: lldb/include/lldb/Target/AppleArm64ExceptionClass.h:14
+
+enum class AppleArm64ExceptionClass : unsigned {
+#define APPLE_ARM64_EXCEPTION_CLASS(Name, Code) Name = Code,
----------------
shafik wrote:
> We should use fixed sized integer types whenever possible, I suppose in this
> case `uint32_t`.
I don't think we should use fixed size integer types in cases where the size
doesn't matter (e.g. when uint8_t would do, as it would in this case), since
it's distracting.
================
Comment at: lldb/source/Plugins/Process/mach-core/ThreadMachCore.cpp:112
+ auto exception_class =
+ static_cast<AppleArm64ExceptionClass>(esr_val >> 26);
+ if (exception_class !=
----------------
jasonmolenda wrote:
> shafik wrote:
> > Does `26` have a meaning? I am guessing we are shifting to get the EC bits?
> Yeah I think the comment table in AppleArm64ExceptionClass.def would be
> better placed here, showing the bit positions of the three fields in the esr
> register probably. AppleArm64ExceptionClass.def should make it clear that it
> is operating on the exception class field of the esr register, but the bit
> positions are more relevant here.
Good point - actually, maybe it's cleaner to keep knowledge of the EC bit
position in the header. Lmk what you think.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D109795/new/
https://reviews.llvm.org/D109795
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