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Fix resolving external references to TLS variables.
	* findvar.c: Include `objfiles.h'.
	(read_var_value <LOC_UNRESOLVED>): New variable `obj_section'.  Handle
	SEC_THREAD_LOCAL variables.
	* printcmd.c (address_info <LOC_UNRESOLVED>): Handle SEC_THREAD_LOCAL
	variables.

gdb/testsuite/
	Test resolving external references to TLS variables.
	* gdb.threads/tls.exp: New tests to examine A_THREAD_LOCAL and
	FILE2_THREAD_LOCAL.
	(testfile2, srcfile2): New variables.
	* gdb.threads/tls.c (file2_thread_local)
	(function_referencing_file2_thread_local): New.
	* gdb.threads/tls2.c: New file.
This commit is contained in:
Jan Kratochvil
2008-12-02 14:51:01 +00:00
parent c29235ac9f
commit e0740f779c
7 changed files with 98 additions and 10 deletions
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7
gdb/findvar.c
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@@ -34,6 +34,7 @@
#include "regcache.h"
#include "user-regs.h"
#include "block.h"
#include "objfiles.h"
/* Basic byte-swapping routines. GDB has needed these for a long time...
All extract a target-format integer at ADDR which is LEN bytes long. */
@@ -536,6 +537,7 @@ read_var_value (struct symbol *var, struct frame_info *frame)
case LOC_UNRESOLVED:
{
struct minimal_symbol *msym;
struct obj_section *obj_section;
msym = lookup_minimal_symbol (SYMBOL_LINKAGE_NAME (var), NULL, NULL);
if (msym == NULL)
@@ -545,6 +547,11 @@ read_var_value (struct symbol *var, struct frame_info *frame)
SYMBOL_OBJ_SECTION (msym));
else
addr = SYMBOL_VALUE_ADDRESS (msym);
obj_section = SYMBOL_OBJ_SECTION (msym);
if (obj_section
&& (obj_section->the_bfd_section->flags & SEC_THREAD_LOCAL) != 0)
addr = target_translate_tls_address (obj_section->objfile, addr);
}
break;