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[GOLD] Add debug output for powerpc section grouping

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* debug.h (DEBUG_TARGET): New.
	(DEBUG_ALL): Add DEBUG_TARGET.
	(gold_debug): Delete FORMAT param.
	* powerpc.cc (Stub_control::can_add_to_stub_group): Print debug ourput.
This commit is contained in:
Alan Modra 2016-08-31 12:34:36 +09:30
parent 6c95c84110
commit afe002dd66
3 changed files with 21 additions and 3 deletions
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7
gold/ChangeLog
View File

@ -1,3 +1,10 @@
2016-08-31 Alan Modra <amodra@gmail.com>
* debug.h (DEBUG_TARGET): New.
(DEBUG_ALL): Add DEBUG_TARGET.
(gold_debug): Delete FORMAT param.
* powerpc.cc (Stub_control::can_add_to_stub_group): Print debug ourput.
2016-08-30 Alan Modra <amodra@gmail.com>
PR 20523

8
gold/debug.h
View File

@ -39,10 +39,11 @@ const int DEBUG_FILES = 0x4;
const int DEBUG_RELAXATION = 0x8;
const int DEBUG_INCREMENTAL = 0x10;
const int DEBUG_LOCATION = 0x20;
const int DEBUG_TARGET = 0x40;
const int DEBUG_ALL = (DEBUG_TASK | DEBUG_SCRIPT | DEBUG_FILES
| DEBUG_RELAXATION | DEBUG_INCREMENTAL
| DEBUG_LOCATION);
| DEBUG_LOCATION | DEBUG_TARGET);
// Convert a debug string to the appropriate enum.
inline int
@ -57,6 +58,7 @@ debug_string_to_enum(const char* arg)
{ "relaxation", DEBUG_RELAXATION },
{ "incremental", DEBUG_INCREMENTAL },
{ "location", DEBUG_LOCATION },
{ "target", DEBUG_TARGET },
{ "all", DEBUG_ALL }
};
@ -70,11 +72,11 @@ debug_string_to_enum(const char* arg)
// Print a debug message if TYPE is enabled. This is a macro so that
// we only evaluate the arguments if necessary.
#define gold_debug(TYPE, FORMAT, ...) \
#define gold_debug(TYPE, ...) \
do \
{ \
if (is_debugging_enabled(TYPE)) \
parameters->errors()->debug(FORMAT, __VA_ARGS__); \
parameters->errors()->debug(__VA_ARGS__); \
} \
while (0)

9
gold/powerpc.cc
View File

@ -2522,6 +2522,13 @@ Stub_control::can_add_to_stub_group(Output_section* o,
i->relobj()->name().c_str(),
i->relobj()->section_name(i->shndx()).c_str());
gold_debug(DEBUG_TARGET, "maybe add%s %s:%s size=%#llx total=%#llx",
has14 ? " 14bit" : "",
i->relobj()->name().c_str(),
i->relobj()->section_name(i->shndx()).c_str(),
(long long) this_size,
(long long) this->group_end_addr_ - start_addr);
this->has14_ = this->has14_ || has14;
group_size = this->has14_ ? this->stub14_group_size_ : this->stub_group_size_;
@ -2579,6 +2586,8 @@ Stub_control::can_add_to_stub_group(Output_section* o,
gold_unreachable();
}
gold_debug(DEBUG_TARGET, "nope, didn't fit\n");
// The section fails to fit in the current group. Set up a few
// things for the next group. owner_ and output_section_ will be
// set later after we've retrieved those values for the current