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* breakpoint.h (bp_location): Add related_address member.
	* inferior.h (get_return_value): Take a pointer to struct value
	instead of struct type for the function requested.
	* value.h (using_struct_return): Likewise.
	* gdbarch.sh (return_value): Take a pointer to struct value
	instead of struct type for the function requested.
	* breakpoint.c (set_breakpoint_location_function): Initialize
	related_address for bp_gnu_ifunc_resolver breakpoints.
	* elfread.c (elf_gnu_ifunc_resolver_return_stop): Pass the
	requested function's address to gdbarch_return_value.
	* eval.c (evaluate_subexp_standard): Pass the requested
	function's address to using_struct_return.
	* infcall.c (call_function_by_hand): Pass the requested
	function's address to using_struct_return and
	gdbarch_return_value.
	* infcmd.c (get_return_value): Take a pointer to struct value
	instead of struct type for the function requested.
	(print_return_value): Update accordingly.
	(finish_command_continuation): Likewise.
	* stack.c (return_command): Pass the requested function's
	address to using_struct_return and gdbarch_return_value.
	* value.c (using_struct_return): Take a pointer to struct value
	instead of struct type for the function requested.  Pass the
	requested function's address to gdbarch_return_value.
	* python/py-finishbreakpoint.c (finish_breakpoint_object):
	New function_value member, replacing function_type.
	(bpfinishpy_dealloc): Update accordingly.
	(bpfinishpy_pre_stop_hook): Likewise.
	(bpfinishpy_init): Likewise.  Record the requested function's
	address.
	* mips-tdep.c (mips_fval_reg): New enum.
	(mips_o32_push_dummy_call): For MIPS16 FP doubles do not swap
	words put in GP registers.
	(mips_o64_push_dummy_call): Update a comment.
	(mips_o32_return_value): Take a pointer to struct value instead
	of struct type for the function requested and use it to check if
	using the MIPS16 calling convention.  Return the designated
	general purpose registers for floating-point values returned in
	MIPS16 mode.
	(mips_o64_return_value): Likewise.
	* ppc-tdep.h (ppc_sysv_abi_return_value): Update prototype.
	(ppc_sysv_abi_broken_return_value): Likewise.
	(ppc64_sysv_abi_return_value): Likewise.
	* alpha-tdep.c (alpha_return_value): Take a pointer to struct
	value instead of struct type for the function requested.
	* amd64-tdep.c (amd64_return_value): Likewise.
	* amd64-windows-tdep.c (amd64_windows_return_value): Likewise.
	* arm-tdep.c (arm_return_value): Likewise.
	* avr-tdep.c (avr_return_value): Likewise.
	* bfin-tdep.c (bfin_return_value): Likewise.
	* cris-tdep.c (cris_return_value): Likewise.
	* frv-tdep.c (frv_return_value): Likewise.
	* h8300-tdep.c (h8300_return_value): Likewise.
	(h8300h_return_value): Likewise.
	* hppa-tdep.c (hppa32_return_value): Likewise.
	(hppa64_return_value): Likewise.
	* i386-tdep.c (i386_return_value): Likewise.
	* ia64-tdep.c (ia64_return_value): Likewise.
	* iq2000-tdep.c (iq2000_return_value): Likewise.
	* lm32-tdep.c (lm32_return_value): Likewise.
	* m32c-tdep.c (m32c_return_value): Likewise.
	* m32r-tdep.c (m32r_return_value): Likewise.
	* m68hc11-tdep.c (m68hc11_return_value): Likewise.
	* m68k-tdep.c (m68k_return_value): Likewise.
	(m68k_svr4_return_value): Likewise.
	* m88k-tdep.c (m88k_return_value): Likewise.
	* mep-tdep.c (mep_return_value): Likewise.
	* microblaze-tdep.c (microblaze_return_value): Likewise.
	* mn10300-tdep.c (mn10300_return_value): Likewise.
	* moxie-tdep.c (moxie_return_value): Likewise.
	* mt-tdep.c (mt_return_value): Likewise.
	* ppc-linux-tdep.c (ppc_linux_return_value): Likewise.
	* ppc-sysv-tdep.c (ppc_sysv_abi_return_value): Likewise.
	(ppc_sysv_abi_broken_return_value): Likewise.
	(ppc64_sysv_abi_return_value): Likewise.
	* ppcnbsd-tdep.c (ppcnbsd_return_value): Likewise.
	* rl78-tdep.c (rl78_return_value): Likewise.
	* rs6000-aix-tdep.c (rs6000_return_value): Likewise.
	* rx-tdep.c (rx_return_value): Likewise.
	* s390-tdep.c (s390_return_value): Likewise.
	* score-tdep.c (score_return_value): Likewise.
	* sh-tdep.c (sh_return_value_nofpu): Likewise.
	(sh_return_value_fpu): Likewise.
	* sh64-tdep.c (sh64_return_value): Likewise.
	* sparc-tdep.c (sparc32_return_value): Likewise.
	* sparc64-tdep.c (sparc64_return_value): Likewise.
	* spu-tdep.c (spu_return_value): Likewise.
	* tic6x-tdep.c (tic6x_return_value): Likewise.
	* v850-tdep.c (v850_return_value): Likewise.
	* vax-tdep.c (vax_return_value): Likewise.
	* xstormy16-tdep.c (xstormy16_return_value): Likewise.
	* xtensa-tdep.c (xtensa_return_value): Likewise.
	* gdbarch.c: Regenerate.
	* gdbarch.h: Regenerate.

	gdb/testsuite/
	* gdb.base/return-nodebug.exp: Also test float and double types.
This commit is contained in:
Maciej W. Rozycki 2012-05-16 14:35:09 +00:00
parent 691bf19c4e
commit 6a3a010ba6
61 changed files with 426 additions and 191 deletions
Download patch file Download diff file Expand all files Collapse all files

30
gdb/python/py-finishbreakpoint.c
View file

@ -29,6 +29,7 @@
#include "language.h"
#include "observer.h"
#include "inferior.h"
#include "block.h"
static PyTypeObject finish_breakpoint_object_type;
@ -45,9 +46,9 @@ struct finish_breakpoint_object
May be NULL if no debug information was available or return type
was VOID. */
PyObject *return_type;
/* gdb.Type object of the function finished by this breakpoint. Will be
/* gdb.Value object of the function finished by this breakpoint. Will be
NULL if return_type is NULL. */
PyObject *function_type;
PyObject *function_value;
/* When stopped at this FinishBreakpoint, gdb.Value object returned by
the function; Py_None if the value is not computable; NULL if GDB is
not stopped at a FinishBreakpoint. */
@ -78,7 +79,7 @@ bpfinishpy_dealloc (PyObject *self)
struct finish_breakpoint_object *self_bpfinish =
(struct finish_breakpoint_object *) self;
Py_XDECREF (self_bpfinish->function_type);
Py_XDECREF (self_bpfinish->function_value);
Py_XDECREF (self_bpfinish->return_type);
Py_XDECREF (self_bpfinish->return_value);
}
@ -102,9 +103,11 @@ bpfinishpy_pre_stop_hook (struct breakpoint_object *bp_obj)
TRY_CATCH (except, RETURN_MASK_ALL)
{
struct value *ret =
get_return_value (type_object_to_type (self_finishbp->function_type),
type_object_to_type (self_finishbp->return_type));
struct value *function =
value_object_to_value (self_finishbp->function_value);
struct type *value_type =
type_object_to_type (self_finishbp->return_type);
struct value *ret = get_return_value (function, value_type);
if (ret)
{
@ -233,7 +236,7 @@ bpfinishpy_init (PyObject *self, PyObject *args, PyObject *kwargs)
/* Find the function we will return from. */
self_bpfinish->return_type = NULL;
self_bpfinish->function_type = NULL;
self_bpfinish->function_value = NULL;
TRY_CATCH (except, RETURN_MASK_ALL)
{
@ -248,25 +251,28 @@ bpfinishpy_init (PyObject *self, PyObject *args, PyObject *kwargs)
/* Remember only non-void return types. */
if (TYPE_CODE (ret_type) != TYPE_CODE_VOID)
{
struct value *func_value;
/* Ignore Python errors at this stage. */
self_bpfinish->return_type = type_to_type_object (ret_type);
PyErr_Clear ();
self_bpfinish->function_type =
type_to_type_object (SYMBOL_TYPE (function));
func_value = read_var_value (function, frame);
self_bpfinish->function_value =
value_to_value_object (func_value);
PyErr_Clear ();
}
}
}
}
if (except.reason < 0
|| !self_bpfinish->return_type || !self_bpfinish->function_type)
|| !self_bpfinish->return_type || !self_bpfinish->function_value)
{
/* Won't be able to compute return value. */
Py_XDECREF (self_bpfinish->return_type);
Py_XDECREF (self_bpfinish->function_type);
Py_XDECREF (self_bpfinish->function_value);
self_bpfinish->return_type = NULL;
self_bpfinish->function_type = NULL;
self_bpfinish->function_value = NULL;
}
bppy_pending_object = &self_bpfinish->py_bp;