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* regcache.h (struct thread_info): Forward declare. 

(struct regcache): New.
	(new_register_cache): Adjust prototype.
	(get_thread_regcache): Declare.
	(free_register_cache): Adjust prototype.
	(registers_to_string, registers_from_string): Ditto.
	(supply_register, supply_register_by_name, collect_register)
	(collect_register_as_string, collect_register_by_name): Ditto.
	* regcache.c (struct inferior_regcache_data): Delete.
	(get_regcache): Rename to ...
	(get_thread_regcache): ... this.  Adjust.  Switch inferior before
	fetching registers.
	(regcache_invalidate_one): Adjust.
	(regcache_invalidate): Fix prototype.
	(new_register_cache): Return the new register cache.
	(free_register_cache): Change prototype.
	(realloc_register_cache): Adjust.
	(registers_to_string): Change prototype to take a regcache.  Adjust.
	(registers_from_string): Ditto.
	(register_data): Ditto.
	(supply_register): Ditto.
	(supply_register_by_name): Ditto.
	(collect_register): Ditto.
	(collect_register_as_string): Ditto.
	(collect_register_by_name): Ditto.
	* server.c (process_serial_event): Adjust.
	* linux-low.h (regset_fill_func, regset_store_func): Change
	prototype.
	(get_pc, set_pc, collect_ptrace_register, supply_ptrace_register):
	Change prototype.
	* linux-low.c (get_stop_pc): Adjust.
	(check_removed_breakpoint): Adjust.
	(linux_wait_for_event): Adjust.
	(linux_resume_one_lwp): Adjust.
	(fetch_register): Add regcache parameter.  Adjust.
	(usr_store_inferior_registers): Ditto.
	(regsets_fetch_inferior_registers): Ditto.
	(regsets_store_inferior_registers): Ditto.
	(linux_fetch_registers, linux_store_registers): Ditto.
	* i387-fp.c (i387_cache_to_fsave): Change prototype to take a
	regcache.  Adjust.
	(i387_fsave_to_cache, i387_cache_to_fxsave, i387_fxsave_to_cache): Ditto.
	* i387-fp.h (i387_cache_to_fsave, i387_fsave_to_cache): Change
	prototype to take a regcache.
	(i387_cache_to_fxsave, i387_fxsave_to_cache): Ditto.
	* remote-utils.c (convert_ascii_to_int, outreg)
	(prepare_resume_reply): Change prototype to take a regcache.
	Adjust.
	* target.h (struct target_ops) <fetch_registers, store_registers>:
	Change prototype to take a regcache.
	(fetch_inferior_registers, store_inferior_registers): Change
	prototype to take a regcache.  Adjust.
	* proc-service.c (ps_lgetregs): Adjust.
	* linux-x86-low.c (x86_fill_gregset, x86_store_gregset)
	(x86_fill_fpregset, x86_store_fpregset, x86_fill_fpxregset)
	(x86_store_fpxregset, x86_get_pc, x86_set_pc): Change prototype to
	take a regcache.  Adjust.
	* linux-arm-low.c (arm_fill_gregset, arm_store_gregset)
	(arm_fill_wmmxregset, arm_store_wmmxregset, arm_fill_vfpregset)
	(arm_store_vfpregset, arm_get_pc, arm_set_pc):
	(arm_breakpoint_at): Change prototype to take a regcache.  Adjust.
	* linux-cris-low.c (cris_get_pc, cris_set_pc)
	(cris_cannot_fetch_register):
	(cris_breakpoint_at): Change prototype to take a regcache.
	Adjust.
	* linux-crisv32-low.c (cris_get_pc, cris_set_pc,
	cris_reinsert_addr, cris_write_data_breakpoint): Change prototype
	to take a regcache.  Adjust.
	(cris_breakpoint_at, cris_insert_point, cris_remove_point):
	Adjust.
	* linux-m32r-low.c (m32r_get_pc, m32r_set_pc): Change prototype to
	take a regcache.  Adjust.
	* linux-m68k-low.c (m68k_fill_gregset, m68k_store_gregset)
	(m68k_fill_fpregset, m68k_store_fpregset, m68k_get_pc,
	(m68k_set_pc): Change prototype to take a regcache.  Adjust.
	* linux-mips-low.c (mips_get_pc):
	(mips_set_pc): Change prototype to take a regcache.  Adjust.
	(mips_reinsert_addr): Adjust.
	(mips_collect_register): Change prototype to take a regcache.
	Adjust.
	(mips_supply_register):
	(mips_collect_register_32bit, mips_supply_register_32bit)
	(mips_fill_gregset, mips_store_gregset, mips_fill_fpregset)
	(mips_store_fpregset): Ditto.
	* linux-ppc-low.c (ppc_supply_ptrace_register, ppc_supply_ptrace_register):
	Ditto.
	(parse_spufs_run): Adjust.
	(ppc_get_pc, ppc_set_pc, ppc_fill_gregset, ppc_fill_vsxregset)
	(ppc_store_vsxregset, ppc_fill_vrregset, ppc_store_vrregset)
	(ppc_fill_evrregset, ppc_store_evrregset): Change prototype to
	take a regcache.  Adjust.
	* linux-s390-low.c (s390_collect_ptrace_register)
	(s390_supply_ptrace_register, s390_fill_gregset, s390_get_pc)
	(s390_set_pc): Change prototype to take a regcache.  Adjust.
	(s390_arch_setup): Adjust.
	* linux-sh-low.c (sh_get_pc, sh_breakpoint_at)
	(sh_fill_gregset): Change prototype to take a regcache.  Adjust.
	* linux-sparc-low.c (sparc_fill_gregset_to_stack)
	(sparc_fill_gregset, sparc_store_gregset_from_stack)
	(sparc_store_gregset, sparc_get_pc): Change prototype to take a
	regcache.  Adjust.
	(sparc_breakpoint_at): Adjust.
	* linux-xtensa-low.c (xtensa_fill_gregset):
	(xtensa_store_gregset):
	(xtensa_fill_xtregset, xtensa_store_xtregset, xtensa_get_pc)
	(xtensa_set_pc): Change prototype to take a regcache.  Adjust.
	* nto-low.c (nto_fetch_registers, nto_store_registers): Change
	prototype to take a regcache.  Adjust.
	* win32-arm-low.c (arm_fetch_inferior_register)
	(arm_store_inferior_register): Change prototype to take a
	regcache.  Adjust.
	* win32-i386-low.c (i386_fetch_inferior_register)
	(i386_store_inferior_register): Change prototype to take a
	regcache.  Adjust.
	* win32-low.c (child_fetch_inferior_registers)
	(child_store_inferior_registers): Change prototype to take a
	regcache.  Adjust.
	(win32_wait): Adjust.
	(win32_fetch_inferior_registers): Change prototype to take a
	regcache.  Adjust.
	(win32_store_inferior_registers): Adjust.
	* win32-low.h (struct win32_target_ops) <fetch_inferior_register,
	store_inferior_register>: Change prototype to take a regcache.
This commit is contained in:
Pedro Alves 2010-01-20 22:55:38 +00:00
parent 23787403e0
commit 442ea88105
28 changed files with 660 additions and 453 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

126
gdb/gdbserver/ChangeLog
View File

@ -1,3 +1,129 @@
2010-01-20 Pedro Alves <pedro@codesourcery.com>
* regcache.h (struct thread_info): Forward declare.
(struct regcache): New.
(new_register_cache): Adjust prototype.
(get_thread_regcache): Declare.
(free_register_cache): Adjust prototype.
(registers_to_string, registers_from_string): Ditto.
(supply_register, supply_register_by_name, collect_register)
(collect_register_as_string, collect_register_by_name): Ditto.
* regcache.c (struct inferior_regcache_data): Delete.
(get_regcache): Rename to ...
(get_thread_regcache): ... this. Adjust. Switch inferior before
fetching registers.
(regcache_invalidate_one): Adjust.
(regcache_invalidate): Fix prototype.
(new_register_cache): Return the new register cache.
(free_register_cache): Change prototype.
(realloc_register_cache): Adjust.
(registers_to_string): Change prototype to take a regcache. Adjust.
(registers_from_string): Ditto.
(register_data): Ditto.
(supply_register): Ditto.
(supply_register_by_name): Ditto.
(collect_register): Ditto.
(collect_register_as_string): Ditto.
(collect_register_by_name): Ditto.
* server.c (process_serial_event): Adjust.
* linux-low.h (regset_fill_func, regset_store_func): Change
prototype.
(get_pc, set_pc, collect_ptrace_register, supply_ptrace_register):
Change prototype.
* linux-low.c (get_stop_pc): Adjust.
(check_removed_breakpoint): Adjust.
(linux_wait_for_event): Adjust.
(linux_resume_one_lwp): Adjust.
(fetch_register): Add regcache parameter. Adjust.
(usr_store_inferior_registers): Ditto.
(regsets_fetch_inferior_registers): Ditto.
(regsets_store_inferior_registers): Ditto.
(linux_fetch_registers, linux_store_registers): Ditto.
* i387-fp.c (i387_cache_to_fsave): Change prototype to take a
regcache. Adjust.
(i387_fsave_to_cache, i387_cache_to_fxsave, i387_fxsave_to_cache): Ditto.
* i387-fp.h (i387_cache_to_fsave, i387_fsave_to_cache): Change
prototype to take a regcache.
(i387_cache_to_fxsave, i387_fxsave_to_cache): Ditto.
* remote-utils.c (convert_ascii_to_int, outreg)
(prepare_resume_reply): Change prototype to take a regcache.
Adjust.
* target.h (struct target_ops) <fetch_registers, store_registers>:
Change prototype to take a regcache.
(fetch_inferior_registers, store_inferior_registers): Change
prototype to take a regcache. Adjust.
* proc-service.c (ps_lgetregs): Adjust.
* linux-x86-low.c (x86_fill_gregset, x86_store_gregset)
(x86_fill_fpregset, x86_store_fpregset, x86_fill_fpxregset)
(x86_store_fpxregset, x86_get_pc, x86_set_pc): Change prototype to
take a regcache. Adjust.
* linux-arm-low.c (arm_fill_gregset, arm_store_gregset)
(arm_fill_wmmxregset, arm_store_wmmxregset, arm_fill_vfpregset)
(arm_store_vfpregset, arm_get_pc, arm_set_pc):
(arm_breakpoint_at): Change prototype to take a regcache. Adjust.
* linux-cris-low.c (cris_get_pc, cris_set_pc)
(cris_cannot_fetch_register):
(cris_breakpoint_at): Change prototype to take a regcache.
Adjust.
* linux-crisv32-low.c (cris_get_pc, cris_set_pc,
cris_reinsert_addr, cris_write_data_breakpoint): Change prototype
to take a regcache. Adjust.
(cris_breakpoint_at, cris_insert_point, cris_remove_point):
Adjust.
* linux-m32r-low.c (m32r_get_pc, m32r_set_pc): Change prototype to
take a regcache. Adjust.
* linux-m68k-low.c (m68k_fill_gregset, m68k_store_gregset)
(m68k_fill_fpregset, m68k_store_fpregset, m68k_get_pc,
(m68k_set_pc): Change prototype to take a regcache. Adjust.
* linux-mips-low.c (mips_get_pc):
(mips_set_pc): Change prototype to take a regcache. Adjust.
(mips_reinsert_addr): Adjust.
(mips_collect_register): Change prototype to take a regcache.
Adjust.
(mips_supply_register):
(mips_collect_register_32bit, mips_supply_register_32bit)
(mips_fill_gregset, mips_store_gregset, mips_fill_fpregset)
(mips_store_fpregset): Ditto.
* linux-ppc-low.c (ppc_supply_ptrace_register, ppc_supply_ptrace_register):
Ditto.
(parse_spufs_run): Adjust.
(ppc_get_pc, ppc_set_pc, ppc_fill_gregset, ppc_fill_vsxregset)
(ppc_store_vsxregset, ppc_fill_vrregset, ppc_store_vrregset)
(ppc_fill_evrregset, ppc_store_evrregset): Change prototype to
take a regcache. Adjust.
* linux-s390-low.c (s390_collect_ptrace_register)
(s390_supply_ptrace_register, s390_fill_gregset, s390_get_pc)
(s390_set_pc): Change prototype to take a regcache. Adjust.
(s390_arch_setup): Adjust.
* linux-sh-low.c (sh_get_pc, sh_breakpoint_at)
(sh_fill_gregset): Change prototype to take a regcache. Adjust.
* linux-sparc-low.c (sparc_fill_gregset_to_stack)
(sparc_fill_gregset, sparc_store_gregset_from_stack)
(sparc_store_gregset, sparc_get_pc): Change prototype to take a
regcache. Adjust.
(sparc_breakpoint_at): Adjust.
* linux-xtensa-low.c (xtensa_fill_gregset):
(xtensa_store_gregset):
(xtensa_fill_xtregset, xtensa_store_xtregset, xtensa_get_pc)
(xtensa_set_pc): Change prototype to take a regcache. Adjust.
* nto-low.c (nto_fetch_registers, nto_store_registers): Change
prototype to take a regcache. Adjust.
* win32-arm-low.c (arm_fetch_inferior_register)
(arm_store_inferior_register): Change prototype to take a
regcache. Adjust.
* win32-i386-low.c (i386_fetch_inferior_register)
(i386_store_inferior_register): Change prototype to take a
regcache. Adjust.
* win32-low.c (child_fetch_inferior_registers)
(child_store_inferior_registers): Change prototype to take a
regcache. Adjust.
(win32_wait): Adjust.
(win32_fetch_inferior_registers): Change prototype to take a
regcache. Adjust.
(win32_store_inferior_registers): Adjust.
* win32-low.h (struct win32_target_ops) <fetch_inferior_register,
store_inferior_register>: Change prototype to take a regcache.
2010-01-20 Doug Evans <dje@google.com>
* linux-low.c (linux_create_inferior): Wrap use of __SIGRTMIN in

94
gdb/gdbserver/i387-fp.c
View File

@ -73,7 +73,7 @@ struct i387_fxsave {
};
void
i387_cache_to_fsave (void *buf)
i387_cache_to_fsave (struct regcache *regcache, void *buf)
{
struct i387_fsave *fp = (struct i387_fsave *) buf;
int i;
@ -81,38 +81,39 @@ i387_cache_to_fsave (void *buf)
unsigned long val, val2;
for (i = 0; i < 8; i++)
collect_register (i + st0_regnum, ((char *) &fp->st_space[0]) + i * 10);
collect_register (regcache, i + st0_regnum,
((char *) &fp->st_space[0]) + i * 10);
collect_register_by_name ("fioff", &fp->fioff);
collect_register_by_name ("fooff", &fp->fooff);
collect_register_by_name (regcache, "fioff", &fp->fioff);
collect_register_by_name (regcache, "fooff", &fp->fooff);
/* This one's 11 bits... */
collect_register_by_name ("fop", &val2);
collect_register_by_name (regcache, "fop", &val2);
fp->fop = (val2 & 0x7FF) | (fp->fop & 0xF800);
/* Some registers are 16-bit. */
collect_register_by_name ("fctrl", &val);
collect_register_by_name (regcache, "fctrl", &val);
fp->fctrl = val;
collect_register_by_name ("fstat", &val);
collect_register_by_name (regcache, "fstat", &val);
val &= 0xFFFF;
fp->fstat = val;
collect_register_by_name ("ftag", &val);
collect_register_by_name (regcache, "ftag", &val);
val &= 0xFFFF;
fp->ftag = val;
collect_register_by_name ("fiseg", &val);
collect_register_by_name (regcache, "fiseg", &val);
val &= 0xFFFF;
fp->fiseg = val;
collect_register_by_name ("foseg", &val);
collect_register_by_name (regcache, "foseg", &val);
val &= 0xFFFF;
fp->foseg = val;
}
void
i387_fsave_to_cache (const void *buf)
i387_fsave_to_cache (struct regcache *regcache, const void *buf)
{
struct i387_fsave *fp = (struct i387_fsave *) buf;
int i;
@ -120,34 +121,35 @@ i387_fsave_to_cache (const void *buf)
unsigned long val;
for (i = 0; i < 8; i++)
supply_register (i + st0_regnum, ((char *) &fp->st_space[0]) + i * 10);
supply_register (regcache, i + st0_regnum,
((char *) &fp->st_space[0]) + i * 10);
supply_register_by_name ("fioff", &fp->fioff);
supply_register_by_name ("fooff", &fp->fooff);
supply_register_by_name (regcache, "fioff", &fp->fioff);
supply_register_by_name (regcache, "fooff", &fp->fooff);
/* Some registers are 16-bit. */
val = fp->fctrl & 0xFFFF;
supply_register_by_name ("fctrl", &val);
supply_register_by_name (regcache, "fctrl", &val);
val = fp->fstat & 0xFFFF;
supply_register_by_name ("fstat", &val);
supply_register_by_name (regcache, "fstat", &val);
val = fp->ftag & 0xFFFF;
supply_register_by_name ("ftag", &val);
supply_register_by_name (regcache, "ftag", &val);
val = fp->fiseg & 0xFFFF;
supply_register_by_name ("fiseg", &val);
supply_register_by_name (regcache, "fiseg", &val);
val = fp->foseg & 0xFFFF;
supply_register_by_name ("foseg", &val);
supply_register_by_name (regcache, "foseg", &val);
/* fop has only 11 valid bits. */
val = (fp->fop) & 0x7FF;
supply_register_by_name ("fop", &val);
supply_register_by_name (regcache, "fop", &val);
}
void
i387_cache_to_fxsave (void *buf)
i387_cache_to_fxsave (struct regcache *regcache, void *buf)
{
struct i387_fxsave *fp = (struct i387_fxsave *) buf;
int i;
@ -156,27 +158,29 @@ i387_cache_to_fxsave (void *buf)
unsigned long val, val2;
for (i = 0; i < 8; i++)
collect_register (i + st0_regnum, ((char *) &fp->st_space[0]) + i * 16);
collect_register (regcache, i + st0_regnum,
((char *) &fp->st_space[0]) + i * 16);
for (i = 0; i < num_xmm_registers; i++)
collect_register (i + xmm0_regnum, ((char *) &fp->xmm_space[0]) + i * 16);
collect_register (regcache, i + xmm0_regnum,
((char *) &fp->xmm_space[0]) + i * 16);
collect_register_by_name ("fioff", &fp->fioff);
collect_register_by_name ("fooff", &fp->fooff);
collect_register_by_name ("mxcsr", &fp->mxcsr);
collect_register_by_name (regcache, "fioff", &fp->fioff);
collect_register_by_name (regcache, "fooff", &fp->fooff);
collect_register_by_name (regcache, "mxcsr", &fp->mxcsr);
/* This one's 11 bits... */
collect_register_by_name ("fop", &val2);
collect_register_by_name (regcache, "fop", &val2);
fp->fop = (val2 & 0x7FF) | (fp->fop & 0xF800);
/* Some registers are 16-bit. */
collect_register_by_name ("fctrl", &val);
collect_register_by_name (regcache, "fctrl", &val);
fp->fctrl = val;
collect_register_by_name ("fstat", &val);
collect_register_by_name (regcache, "fstat", &val);
fp->fstat = val;
/* Convert to the simplifed tag form stored in fxsave data. */
collect_register_by_name ("ftag", &val);
collect_register_by_name (regcache, "ftag", &val);
val &= 0xFFFF;
val2 = 0;
for (i = 7; i >= 0; i--)
@ -188,10 +192,10 @@ i387_cache_to_fxsave (void *buf)
}
fp->ftag = val2;
collect_register_by_name ("fiseg", &val);
collect_register_by_name (regcache, "fiseg", &val);
fp->fiseg = val;
collect_register_by_name ("foseg", &val);
collect_register_by_name (regcache, "foseg", &val);
fp->foseg = val;
}
@ -243,7 +247,7 @@ i387_ftag (struct i387_fxsave *fp, int regno)
}
void
i387_fxsave_to_cache (const void *buf)
i387_fxsave_to_cache (struct regcache *regcache, const void *buf)
{
struct i387_fxsave *fp = (struct i387_fxsave *) buf;
int i, top;
@ -252,20 +256,22 @@ i387_fxsave_to_cache (const void *buf)
unsigned long val;
for (i = 0; i < 8; i++)
supply_register (i + st0_regnum, ((char *) &fp->st_space[0]) + i * 16);
supply_register (regcache, i + st0_regnum,
((char *) &fp->st_space[0]) + i * 16);
for (i = 0; i < num_xmm_registers; i++)
supply_register (i + xmm0_regnum, ((char *) &fp->xmm_space[0]) + i * 16);
supply_register (regcache, i + xmm0_regnum,
((char *) &fp->xmm_space[0]) + i * 16);
supply_register_by_name ("fioff", &fp->fioff);
supply_register_by_name ("fooff", &fp->fooff);
supply_register_by_name ("mxcsr", &fp->mxcsr);
supply_register_by_name (regcache, "fioff", &fp->fioff);
supply_register_by_name (regcache, "fooff", &fp->fooff);
supply_register_by_name (regcache, "mxcsr", &fp->mxcsr);
/* Some registers are 16-bit. */
val = fp->fctrl & 0xFFFF;
supply_register_by_name ("fctrl", &val);
supply_register_by_name (regcache, "fctrl", &val);
val = fp->fstat & 0xFFFF;
supply_register_by_name ("fstat", &val);
supply_register_by_name (regcache, "fstat", &val);
/* Generate the form of ftag data that GDB expects. */
top = (fp->fstat >> 11) & 0x7;
@ -279,14 +285,14 @@ i387_fxsave_to_cache (const void *buf)
tag = 3;
val |= tag << (2 * i);
}
supply_register_by_name ("ftag", &val);
supply_register_by_name (regcache, "ftag", &val);
val = fp->fiseg & 0xFFFF;
supply_register_by_name ("fiseg", &val);
supply_register_by_name (regcache, "fiseg", &val);
val = fp->foseg & 0xFFFF;
supply_register_by_name ("foseg", &val);
supply_register_by_name (regcache, "foseg", &val);
val = (fp->fop) & 0x7FF;
supply_register_by_name ("fop", &val);
supply_register_by_name (regcache, "fop", &val);
}

8
gdb/gdbserver/i387-fp.h
View File

@ -20,11 +20,11 @@
#ifndef I387_FP_H
#define I387_FP_H
void i387_cache_to_fsave (void *buf);
void i387_fsave_to_cache (const void *buf);
void i387_cache_to_fsave (struct regcache *regcache, void *buf);
void i387_fsave_to_cache (struct regcache *regcache, const void *buf);
void i387_cache_to_fxsave (void *buf);
void i387_fxsave_to_cache (const void *buf);
void i387_cache_to_fxsave (struct regcache *regcache, void *buf);
void i387_fxsave_to_cache (struct regcache *regcache, const void *buf);
extern int num_xmm_registers;

52
gdb/gdbserver/linux-arm-low.c
View File

@ -81,17 +81,17 @@ arm_cannot_fetch_register (int regno)
}
static void
arm_fill_gregset (void *buf)
arm_fill_gregset (struct regcache *regcache, void *buf)
{
int i;
for (i = 0; i < arm_num_regs; i++)
if (arm_regmap[i] != -1)
collect_register (i, ((char *) buf) + arm_regmap[i]);
collect_register (regcache, i, ((char *) buf) + arm_regmap[i]);
}
static void
arm_store_gregset (const void *buf)
arm_store_gregset (struct regcache *regcache, const void *buf)
{
int i;
char zerobuf[8];
@ -99,13 +99,13 @@ arm_store_gregset (const void *buf)
memset (zerobuf, 0, 8);
for (i = 0; i < arm_num_regs; i++)
if (arm_regmap[i] != -1)
supply_register (i, ((char *) buf) + arm_regmap[i]);
supply_register (regcache, i, ((char *) buf) + arm_regmap[i]);
else
supply_register (i, zerobuf);
supply_register (regcache, i, zerobuf);
}
static void
arm_fill_wmmxregset (void *buf)
arm_fill_wmmxregset (struct regcache *regcache, void *buf)
{
int i;
@ -113,15 +113,16 @@ arm_fill_wmmxregset (void *buf)
return;
for (i = 0; i < 16; i++)
collect_register (arm_num_regs + i, (char *) buf + i * 8);
collect_register (regcache, arm_num_regs + i, (char *) buf + i * 8);
/* We only have access to wcssf, wcasf, and wcgr0-wcgr3. */
for (i = 0; i < 6; i++)
collect_register (arm_num_regs + i + 16, (char *) buf + 16 * 8 + i * 4);
collect_register (regcache, arm_num_regs + i + 16,
(char *) buf + 16 * 8 + i * 4);
}
static void
arm_store_wmmxregset (const void *buf)
arm_store_wmmxregset (struct regcache *regcache, const void *buf)
{
int i;
@ -129,15 +130,16 @@ arm_store_wmmxregset (const void *buf)
return;
for (i = 0; i < 16; i++)
supply_register (arm_num_regs + i, (char *) buf + i * 8);
supply_register (regcache, arm_num_regs + i, (char *) buf + i * 8);
/* We only have access to wcssf, wcasf, and wcgr0-wcgr3. */
for (i = 0; i < 6; i++)
supply_register (arm_num_regs + i + 16, (char *) buf + 16 * 8 + i * 4);
supply_register (regcache, arm_num_regs + i + 16,
(char *) buf + 16 * 8 + i * 4);
}
static void
arm_fill_vfpregset (void *buf)
arm_fill_vfpregset (struct regcache *regcache, void *buf)
{
int i, num, base;
@ -151,13 +153,13 @@ arm_fill_vfpregset (void *buf)
base = find_regno ("d0");
for (i = 0; i < num; i++)
collect_register (base + i, (char *) buf + i * 8);
collect_register (regcache, base + i, (char *) buf + i * 8);
collect_register_by_name ("fpscr", (char *) buf + 32 * 8);
collect_register_by_name (regcache, "fpscr", (char *) buf + 32 * 8);
}
static void
arm_store_vfpregset (const void *buf)
arm_store_vfpregset (struct regcache *regcache, const void *buf)
{
int i, num, base;
@ -171,28 +173,28 @@ arm_store_vfpregset (const void *buf)
base = find_regno ("d0");
for (i = 0; i < num; i++)
supply_register (base + i, (char *) buf + i * 8);
supply_register (regcache, base + i, (char *) buf + i * 8);
supply_register_by_name ("fpscr", (char *) buf + 32 * 8);
supply_register_by_name (regcache, "fpscr", (char *) buf + 32 * 8);
}
extern int debug_threads;
static CORE_ADDR
arm_get_pc ()
arm_get_pc (struct regcache *regcache)
{
unsigned long pc;
collect_register_by_name ("pc", &pc);
collect_register_by_name (regcache, "pc", &pc);
if (debug_threads)
fprintf (stderr, "stop pc is %08lx\n", pc);
return pc;
}
static void
arm_set_pc (CORE_ADDR pc)
arm_set_pc (struct regcache *regcache, CORE_ADDR pc)
{
unsigned long newpc = pc;
supply_register_by_name ("pc", &newpc);
supply_register_by_name (regcache, "pc", &newpc);
}
/* Correct in either endianness. */
@ -210,9 +212,10 @@ static const unsigned long arm_eabi_breakpoint = 0xe7f001f0;
static int
arm_breakpoint_at (CORE_ADDR where)
{
struct regcache *regcache = get_thread_regcache (current_inferior, 1);
unsigned long cpsr;
collect_register_by_name ("cpsr", &cpsr);
collect_register_by_name (regcache, "cpsr", &cpsr);
if (cpsr & 0x20)
{
@ -243,10 +246,11 @@ arm_breakpoint_at (CORE_ADDR where)
is outside of the function. So rather than importing software single-step,
we can just run until exit. */
static CORE_ADDR
arm_reinsert_addr ()
arm_reinsert_addr (void)
{
struct regcache *regcache = get_thread_regcache (current_inferior, 1);
unsigned long pc;
collect_register_by_name ("lr", &pc);
collect_register_by_name (regcache, "lr", &pc);
return pc;
}

11
gdb/gdbserver/linux-cris-low.c
View File

@ -62,20 +62,20 @@ cris_cannot_fetch_register (int regno)
extern int debug_threads;
static CORE_ADDR
cris_get_pc (void)
cris_get_pc (struct regcache *regcache, void)
{
unsigned long pc;
collect_register_by_name ("pc", &pc);
collect_register_by_name (regcache, "pc", &pc);
if (debug_threads)
fprintf (stderr, "stop pc is %08lx\n", pc);
return pc;
}
static void
cris_set_pc (CORE_ADDR pc)
cris_set_pc (struct regcache *regcache, CORE_ADDR pc)
{
unsigned long newpc = pc;
supply_register_by_name ("pc", &newpc);
supply_register_by_name (regcache, "pc", &newpc);
}
static const unsigned short cris_breakpoint = 0xe938;
@ -102,8 +102,9 @@ cris_breakpoint_at (CORE_ADDR where)
static CORE_ADDR
cris_reinsert_addr (void)
{
struct regcache *regcache = get_thread_regcache (current_inferior, 1);
unsigned long pc;
collect_register_by_name ("srp", &pc);
collect_register_by_name (regcache, "srp", &pc);
return pc;
}

84
gdb/gdbserver/linux-crisv32-low.c
View File

@ -54,20 +54,20 @@ static int cris_regmap[] = {
extern int debug_threads;
static CORE_ADDR
cris_get_pc (void)
cris_get_pc (struct regcache *regcache)
{
unsigned long pc;
collect_register_by_name ("pc", &pc);
collect_register_by_name (regcache, "pc", &pc);
if (debug_threads)
fprintf (stderr, "stop pc is %08lx\n", pc);
return pc;
}
static void
cris_set_pc (CORE_ADDR pc)
cris_set_pc (struct regcache *regcache, CORE_ADDR pc)
{
unsigned long newpc = pc;
supply_register_by_name ("pc", &newpc);
supply_register_by_name (regcache, "pc", &newpc);
}
static const unsigned short cris_breakpoint = 0xe938;
@ -99,39 +99,41 @@ cris_breakpoint_at (CORE_ADDR where)
static CORE_ADDR
cris_reinsert_addr (void)
{
struct regcache *regcache = get_thread_regcache (current_inferior, 1);
unsigned long pc;
collect_register_by_name ("srp", &pc);
collect_register_by_name (regcache, "srp", &pc);
return pc;
}
static void
cris_write_data_breakpoint (int bp, unsigned long start, unsigned long end)
cris_write_data_breakpoint (struct regcache *regcache,
int bp, unsigned long start, unsigned long end)
{
switch (bp)
{
case 0:
supply_register_by_name ("s3", &start);
supply_register_by_name ("s4", &end);
supply_register_by_name (regcache, "s3", &start);
supply_register_by_name (regcache, "s4", &end);
break;
case 1:
supply_register_by_name ("s5", &start);
supply_register_by_name ("s6", &end);
supply_register_by_name (regcache, "s5", &start);
supply_register_by_name (regcache, "s6", &end);
break;
case 2:
supply_register_by_name ("s7", &start);
supply_register_by_name ("s8", &end);
supply_register_by_name (regcache, "s7", &start);
supply_register_by_name (regcache, "s8", &end);
break;
case 3:
supply_register_by_name ("s9", &start);
supply_register_by_name ("s10", &end);
supply_register_by_name (regcache, "s9", &start);
supply_register_by_name (regcache, "s10", &end);
break;
case 4:
supply_register_by_name ("s11", &start);
supply_register_by_name ("s12", &end);
supply_register_by_name (regcache, "s11", &start);
supply_register_by_name (regcache, "s12", &end);
break;
case 5:
supply_register_by_name ("s13", &start);
supply_register_by_name ("s14", &end);
supply_register_by_name (regcache, "s13", &start);
supply_register_by_name (regcache, "s14", &end);
break;
}
}
@ -143,6 +145,7 @@ cris_insert_point (char type, CORE_ADDR addr, int len)
unsigned long bp_ctrl;
unsigned long start, end;
unsigned long ccs;
struct regcache *regcache;
/* Breakpoint/watchpoint types (GDB terminology):
0 = memory breakpoint for instructions
@ -158,13 +161,15 @@ cris_insert_point (char type, CORE_ADDR addr, int len)
return 1;
}
regcache = get_thread_regcache (current_inferior, 1);
/* Read watchpoints are set as access watchpoints, because of GDB's
inability to deal with pure read watchpoints. */
if (type == '3')
type = '4';
/* Get the configuration register. */
collect_register_by_name ("s0", &bp_ctrl);
collect_register_by_name (regcache, "s0", &bp_ctrl);
/* The watchpoint allocation scheme is the simplest possible.
For example, if a region is watched for read and
@ -202,19 +207,19 @@ cris_insert_point (char type, CORE_ADDR addr, int len)
}
/* Setup the configuration register. */
supply_register_by_name ("s0", &bp_ctrl);
supply_register_by_name (regcache, "s0", &bp_ctrl);
/* Setup the range. */
start = addr;
end = addr + len - 1;
/* Configure the watchpoint register. */
cris_write_data_breakpoint (bp, start, end);
cris_write_data_breakpoint (regcache, bp, start, end);
collect_register_by_name ("ccs", &ccs);
collect_register_by_name (regcache, "ccs", &ccs);
/* Set the S1 flag to enable watchpoints. */
ccs |= (1 << 19);
supply_register_by_name ("ccs", &ccs);
supply_register_by_name (regcache, "ccs", &ccs);
return 0;
}
@ -225,6 +230,7 @@ cris_remove_point (char type, CORE_ADDR addr, int len)
int bp;
unsigned long bp_ctrl;
unsigned long start, end;
struct regcache *regcache;
/* Breakpoint/watchpoint types:
0 = memory breakpoint for instructions
@ -236,13 +242,15 @@ cris_remove_point (char type, CORE_ADDR addr, int len)
if (type < '2' || type > '4')
return -1;
regcache = get_thread_regcache (current_inferior, 1);
/* Read watchpoints are set as access watchpoints, because of GDB's
inability to deal with pure read watchpoints. */
if (type == '3')
type = '4';
/* Get the configuration register. */
collect_register_by_name ("s0", &bp_ctrl);
collect_register_by_name (regcache, "s0", &bp_ctrl);
/* Try to find a watchpoint that is configured for the
specified range, then check that read/write also matches. */
@ -254,18 +262,18 @@ cris_remove_point (char type, CORE_ADDR addr, int len)
unsigned long bp_d_regs[12];
/* Get all range registers to simplify search. */
collect_register_by_name ("s3", &bp_d_regs[0]);
collect_register_by_name ("s4", &bp_d_regs[1]);
collect_register_by_name ("s5", &bp_d_regs[2]);
collect_register_by_name ("s6", &bp_d_regs[3]);
collect_register_by_name ("s7", &bp_d_regs[4]);
collect_register_by_name ("s8", &bp_d_regs[5]);
collect_register_by_name ("s9", &bp_d_regs[6]);
collect_register_by_name ("s10", &bp_d_regs[7]);
collect_register_by_name ("s11", &bp_d_regs[8]);
collect_register_by_name ("s12", &bp_d_regs[9]);
collect_register_by_name ("s13", &bp_d_regs[10]);
collect_register_by_name ("s14", &bp_d_regs[11]);
collect_register_by_name (regcache, "s3", &bp_d_regs[0]);
collect_register_by_name (regcache, "s4", &bp_d_regs[1]);
collect_register_by_name (regcache, "s5", &bp_d_regs[2]);
collect_register_by_name (regcache, "s6", &bp_d_regs[3]);
collect_register_by_name (regcache, "s7", &bp_d_regs[4]);
collect_register_by_name (regcache, "s8", &bp_d_regs[5]);
collect_register_by_name (regcache, "s9", &bp_d_regs[6]);
collect_register_by_name (regcache, "s10", &bp_d_regs[7]);
collect_register_by_name (regcache, "s11", &bp_d_regs[8]);
collect_register_by_name (regcache, "s12", &bp_d_regs[9]);
collect_register_by_name (regcache, "s13", &bp_d_regs[10]);
collect_register_by_name (regcache, "s14", &bp_d_regs[11]);
for (bp = 0; bp < 6; bp++)
{
@ -299,11 +307,11 @@ cris_remove_point (char type, CORE_ADDR addr, int len)
start/end addresses. */
bp_ctrl &= ~(3 << (2 + (bp * 4)));
/* Setup the configuration register. */
supply_register_by_name ("s0", &bp_ctrl);
supply_register_by_name (regcache, "s0", &bp_ctrl);
start = end = 0;
/* Configure the watchpoint register. */
cris_write_data_breakpoint (bp, start, end);
cris_write_data_breakpoint (regcache, bp, start, end);
/* Note that we don't clear the S1 flag here. It's done when continuing. */
return 0;

54
gdb/gdbserver/linux-low.c
View File

@ -451,7 +451,8 @@ handle_extended_wait (struct lwp_info *event_child, int wstat)
static CORE_ADDR
get_stop_pc (void)
{
CORE_ADDR stop_pc = (*the_low_target.get_pc) ();
struct regcache *regcache = get_thread_regcache (current_inferior, 1);
CORE_ADDR stop_pc = (*the_low_target.get_pc) (regcache);
if (! get_thread_lwp (current_inferior)->stepping)
stop_pc -= the_low_target.decr_pc_after_break;
@ -884,6 +885,7 @@ check_removed_breakpoint (struct lwp_info *event_child)
{
CORE_ADDR stop_pc;
struct thread_info *saved_inferior;
struct regcache *regcache;
if (event_child->pending_is_breakpoint == 0)
return 0;
@ -894,7 +896,7 @@ check_removed_breakpoint (struct lwp_info *event_child)
saved_inferior = current_inferior;
current_inferior = get_lwp_thread (event_child);
regcache = get_thread_regcache (current_inferior, 1);
stop_pc = get_stop_pc ();
/* If the PC has changed since we stopped, then we shouldn't do
@ -930,7 +932,7 @@ check_removed_breakpoint (struct lwp_info *event_child)
{
if (debug_threads)
fprintf (stderr, "Set pc to 0x%lx\n", (long) stop_pc);
(*the_low_target.set_pc) (stop_pc);
(*the_low_target.set_pc) (regcache, stop_pc);
}
/* We consumed the pending SIGTRAP. */
@ -1063,11 +1065,12 @@ retry:
&& the_low_target.get_pc != NULL)
{
struct thread_info *saved_inferior = current_inferior;
struct regcache *regcache = get_thread_regcache (current_inferior, 1);
CORE_ADDR pc;
current_inferior = (struct thread_info *)
find_inferior_id (&all_threads, child->head.id);
pc = (*the_low_target.get_pc) ();
pc = (*the_low_target.get_pc) (regcache);
fprintf (stderr, "linux_wait_for_lwp: pc is 0x%lx\n", (long) pc);
current_inferior = saved_inferior;
}
@ -1832,7 +1835,8 @@ linux_resume_one_lwp (struct lwp_info *lwp,
if (debug_threads && the_low_target.get_pc != NULL)
{
CORE_ADDR pc = (*the_low_target.get_pc) ();
struct regcache *regcache = get_thread_regcache (current_inferior, 1);
CORE_ADDR pc = (*the_low_target.get_pc) (regcache);
fprintf (stderr, " resuming from pc 0x%lx\n", (long) pc);
}
@ -2121,7 +2125,7 @@ register_addr (int regnum)
/* Fetch one register. */
static void
fetch_register (int regno)
fetch_register (struct regcache *regcache, int regno)
{
CORE_ADDR regaddr;
int i, size;
@ -2160,29 +2164,29 @@ fetch_register (int regno)
}
if (the_low_target.supply_ptrace_register)
the_low_target.supply_ptrace_register (regno, buf);
the_low_target.supply_ptrace_register (regcache, regno, buf);
else
supply_register (regno, buf);
supply_register (regcache, regno, buf);
error_exit:;
}
/* Fetch all registers, or just one, from the child process. */
static void
usr_fetch_inferior_registers (int regno)
usr_fetch_inferior_registers (struct regcache *regcache, int regno)
{
if (regno == -1)
for (regno = 0; regno < the_low_target.num_regs; regno++)
fetch_register (regno);
fetch_register (regcache, regno);
else
fetch_register (regno);
fetch_register (regcache, regno);
}
/* Store our register values back into the inferior.
If REGNO is -1, do this for all registers.
Otherwise, REGNO specifies which register (so we can save time). */
static void
usr_store_inferior_registers (int regno)
usr_store_inferior_registers (struct regcache *regcache, int regno)
{
CORE_ADDR regaddr;
int i, size;
@ -2207,9 +2211,9 @@ usr_store_inferior_registers (int regno)
memset (buf, 0, size);
if (the_low_target.collect_ptrace_register)
the_low_target.collect_ptrace_register (regno, buf);
the_low_target.collect_ptrace_register (regcache, regno, buf);
else
collect_register (regno, buf);
collect_register (regcache, regno, buf);
pid = lwpid_of (get_thread_lwp (current_inferior));
for (i = 0; i < size; i += sizeof (PTRACE_XFER_TYPE))
@ -2241,7 +2245,7 @@ usr_store_inferior_registers (int regno)
}
else
for (regno = 0; regno < the_low_target.num_regs; regno++)
usr_store_inferior_registers (regno);
usr_store_inferior_registers (regcache, regno);
}
#endif /* HAVE_LINUX_USRREGS */
@ -2250,7 +2254,7 @@ usr_store_inferior_registers (int regno)
#ifdef HAVE_LINUX_REGSETS
static int
regsets_fetch_inferior_registers ()
regsets_fetch_inferior_registers (struct regcache *regcache)
{
struct regset_info *regset;
int saw_general_regs = 0;
@ -2296,7 +2300,7 @@ regsets_fetch_inferior_registers ()
}
else if (regset->type == GENERAL_REGS)
saw_general_regs = 1;
regset->store_function (buf);
regset->store_function (regcache, buf);
regset ++;
free (buf);
}
@ -2307,7 +2311,7 @@ regsets_fetch_inferior_registers ()
}
static int
regsets_store_inferior_registers ()
regsets_store_inferior_registers (struct regcache *regcache)
{
struct regset_info *regset;
int saw_general_regs = 0;
@ -2341,7 +2345,7 @@ regsets_store_inferior_registers ()
if (res == 0)
{
/* Then overlay our cached registers on that. */
regset->fill_function (buf);
regset->fill_function (regcache, buf);
/* Only now do we write the register set. */
#ifndef __sparc__
@ -2391,26 +2395,26 @@ regsets_store_inferior_registers ()
void
linux_fetch_registers (int regno)
linux_fetch_registers (struct regcache *regcache, int regno)
{
#ifdef HAVE_LINUX_REGSETS
if (regsets_fetch_inferior_registers () == 0)
if (regsets_fetch_inferior_registers (regcache) == 0)
return;
#endif
#ifdef HAVE_LINUX_USRREGS
usr_fetch_inferior_registers (regno);
usr_fetch_inferior_registers (regcache, regno);
#endif
}
void
linux_store_registers (int regno)
linux_store_registers (struct regcache *regcache, int regno)
{
#ifdef HAVE_LINUX_REGSETS
if (regsets_store_inferior_registers () == 0)
if (regsets_store_inferior_registers (regcache) == 0)
return;
#endif
#ifdef HAVE_LINUX_USRREGS
usr_store_inferior_registers (regno);
usr_store_inferior_registers (regcache, regno);
#endif
}

14
gdb/gdbserver/linux-low.h
View File

@ -24,8 +24,8 @@
#include "gdb_proc_service.h"
#ifdef HAVE_LINUX_REGSETS
typedef void (*regset_fill_func) (void *);
typedef void (*regset_store_func) (const void *);
typedef void (*regset_fill_func) (struct regcache *, void *);
typedef void (*regset_store_func) (struct regcache *, const void *);
enum regset_type {
GENERAL_REGS,
FP_REGS,
@ -70,8 +70,8 @@ struct linux_target_ops
store the register, and 2 if failure to store the register
is acceptable. */
int (*cannot_store_register) (int);
CORE_ADDR (*get_pc) (void);
void (*set_pc) (CORE_ADDR newpc);
CORE_ADDR (*get_pc) (struct regcache *regcache);
void (*set_pc) (struct regcache *regcache, CORE_ADDR newpc);
const unsigned char *breakpoint;
int breakpoint_len;
CORE_ADDR (*breakpoint_reinsert_addr) (void);
@ -88,8 +88,10 @@ struct linux_target_ops
/* Hooks to reformat register data for PEEKUSR/POKEUSR (in particular
for registers smaller than an xfer unit). */
void (*collect_ptrace_register) (int regno, char *buf);
void (*supply_ptrace_register) (int regno, const char *buf);
void (*collect_ptrace_register) (struct regcache *regcache,
int regno, char *buf);
void (*supply_ptrace_register) (struct regcache *regcache,
int regno, const char *buf);
/* Hook to convert from target format to ptrace format and back.
Returns true if any conversion was done; false otherwise.

10
gdb/gdbserver/linux-m32r-low.c
View File

@ -53,18 +53,20 @@ m32r_cannot_fetch_register (int regno)
}
static CORE_ADDR
m32r_get_pc ()
m32r_get_pc (struct regcache *regcache)
{
unsigned long pc;
collect_register_by_name ("pc", &pc);
collect_register_by_name (regcache, "pc", &pc);
if (debug_threads)
fprintf (stderr, "stop pc is %08lx\n", pc);
return pc;
}
static void
m32r_set_pc (CORE_ADDR pc)
m32r_set_pc (struct regcache *regcache, CORE_ADDR pc)
{
unsigned long newpc = pc;
supply_register_by_name ("pc", &newpc);
supply_register_by_name (regcache, "pc", &newpc);
}
static const unsigned short m32r_breakpoint = 0x10f1;

26
gdb/gdbserver/linux-m68k-low.c
View File

@ -71,40 +71,40 @@ m68k_cannot_fetch_register (int regno)
#include <sys/ptrace.h>
static void
m68k_fill_gregset (void *buf)
m68k_fill_gregset (struct regcache *regcache, void *buf)
{
int i;
for (i = 0; i < m68k_num_gregs; i++)
collect_register (i, (char *) buf + m68k_regmap[i]);
collect_register (regcache, i, (char *) buf + m68k_regmap[i]);
}
static void
m68k_store_gregset (const void *buf)
m68k_store_gregset (struct regcache *regcache, const void *buf)
{
int i;
for (i = 0; i < m68k_num_gregs; i++)
supply_register (i, (const char *) buf + m68k_regmap[i]);
supply_register (regcache, i, (const char *) buf + m68k_regmap[i]);
}
static void
m68k_fill_fpregset (void *buf)
m68k_fill_fpregset (struct regcache *regcache, void *buf)
{
int i;
for (i = m68k_num_gregs; i < m68k_num_regs; i++)
collect_register (i, ((char *) buf
+ (m68k_regmap[i] - m68k_regmap[m68k_num_gregs])));
collect_register (regcache, i, ((char *) buf
+ (m68k_regmap[i] - m68k_regmap[m68k_num_gregs])));
}
static void
m68k_store_fpregset (const void *buf)
m68k_store_fpregset (struct regcache *regcache, const void *buf)
{
int i;
for (i = m68k_num_gregs; i < m68k_num_regs; i++)
supply_register (i, ((const char *) buf
supply_register (regcache, i, ((const char *) buf
+ (m68k_regmap[i] - m68k_regmap[m68k_num_gregs])));
}
@ -126,20 +126,20 @@ static const unsigned char m68k_breakpoint[] = { 0x4E, 0x4F };
#define m68k_breakpoint_len 2
static CORE_ADDR
m68k_get_pc ()
m68k_get_pc (struct regcache *regcache)
{
unsigned long pc;
collect_register_by_name ("pc", &pc);
collect_register_by_name (regcache, "pc", &pc);
return pc;
}
static void
m68k_set_pc (CORE_ADDR value)
m68k_set_pc (struct regcache *regcache, CORE_ADDR value)
{
unsigned long newpc = value;
supply_register_by_name ("pc", &newpc);
supply_register_by_name (regcache, "pc", &newpc);
}
static int

104
gdb/gdbserver/linux-mips-low.c
View File

@ -115,15 +115,15 @@ mips_cannot_store_register (int regno)
}
static CORE_ADDR
mips_get_pc ()
mips_get_pc (struct regcache *regcache)
{
union mips_register pc;
collect_register_by_name ("pc", pc.buf);
collect_register_by_name (regcache, "pc", pc.buf);
return register_size (0) == 4 ? pc.reg32 : pc.reg64;
}
static void
mips_set_pc (CORE_ADDR pc)
mips_set_pc (struct regcache *regcache, CORE_ADDR pc)
{
union mips_register newpc;
if (register_size (0) == 4)
@ -131,7 +131,7 @@ mips_set_pc (CORE_ADDR pc)
else
newpc.reg64 = pc;
supply_register_by_name ("pc", newpc.buf);
supply_register_by_name (regcache, "pc", newpc.buf);
}
/* Correct in either endianness. */
@ -142,10 +142,11 @@ static const unsigned int mips_breakpoint = 0x0005000d;
is outside of the function. So rather than importing software single-step,
we can just run until exit. */
static CORE_ADDR
mips_reinsert_addr ()
mips_reinsert_addr (void)
{
struct regcache *regcache = get_thread_regcache (current_inferior, 1);
union mips_register ra;
collect_register_by_name ("r31", ra.buf);
collect_register_by_name (regcache, "r31", ra.buf);
return register_size (0) == 4 ? ra.reg32 : ra.reg64;
}
@ -183,24 +184,26 @@ ps_get_thread_area (const struct ps_prochandle *ph,
#ifdef HAVE_PTRACE_GETREGS
static void
mips_collect_register (int use_64bit, int regno, union mips_register *reg)
mips_collect_register (struct regcache *regcache,
int use_64bit, int regno, union mips_register *reg)
{
union mips_register tmp_reg;
if (use_64bit)
{
collect_register (regno, &tmp_reg.reg64);
collect_register (regcache, regno, &tmp_reg.reg64);
*reg = tmp_reg;
}
else
{
collect_register (regno, &tmp_reg.reg32);
collect_register (regcache, regno, &tmp_reg.reg32);
reg->reg64 = tmp_reg.reg32;
}
}
static void
mips_supply_register (int use_64bit, int regno, const union mips_register *reg)
mips_supply_register (struct regcache *regcache,
int use_64bit, int regno, const union mips_register *reg)
{
int offset = 0;
@ -209,33 +212,35 @@ mips_supply_register (int use_64bit, int regno, const union mips_register *reg)
if (__BYTE_ORDER == __BIG_ENDIAN && !use_64bit)
offset = 4;
supply_register (regno, reg->buf + offset);
supply_register (regcache, regno, reg->buf + offset);
}
static void
mips_collect_register_32bit (int use_64bit, int regno, unsigned char *buf)
mips_collect_register_32bit (struct regcache *regcache,
int use_64bit, int regno, unsigned char *buf)
{
union mips_register tmp_reg;
int reg32;
mips_collect_register (use_64bit, regno, &tmp_reg);
mips_collect_register (regcache, use_64bit, regno, &tmp_reg);
reg32 = tmp_reg.reg64;
memcpy (buf, &reg32, 4);
}
static void
mips_supply_register_32bit (int use_64bit, int regno, const unsigned char *buf)
mips_supply_register_32bit (struct regcache *regcache,
int use_64bit, int regno, const unsigned char *buf)
{
union mips_register tmp_reg;
int reg32;
memcpy (&reg32, buf, 4);
tmp_reg.reg64 = reg32;
mips_supply_register (use_64bit, regno, &tmp_reg);
mips_supply_register (regcache, use_64bit, regno, &tmp_reg);
}
static void
mips_fill_gregset (void *buf)
mips_fill_gregset (struct regcache *regcache, void *buf)
{
union mips_register *regset = buf;
int i, use_64bit;
@ -243,20 +248,27 @@ mips_fill_gregset (void *buf)
use_64bit = (register_size (0) == 8);
for (i = 1; i < 32; i++)
mips_collect_register (use_64bit, i, regset + i);
mips_collect_register (regcache, use_64bit, i, regset + i);
mips_collect_register (use_64bit, find_regno ("lo"), regset + 32);
mips_collect_register (use_64bit, find_regno ("hi"), regset + 33);
mips_collect_register (use_64bit, find_regno ("pc"), regset + 34);
mips_collect_register (use_64bit, find_regno ("badvaddr"), regset + 35);
mips_collect_register (use_64bit, find_regno ("status"), regset + 36);
mips_collect_register (use_64bit, find_regno ("cause"), regset + 37);
mips_collect_register (regcache, use_64bit,
find_regno ("lo"), regset + 32);
mips_collect_register (regcache, use_64bit,
find_regno ("hi"), regset + 33);
mips_collect_register (regcache, use_64bit,
find_regno ("pc"), regset + 34);
mips_collect_register (regcache, use_64bit,
find_regno ("badvaddr"), regset + 35);
mips_collect_register (regcache, use_64bit,
find_regno ("status"), regset + 36);
mips_collect_register (regcache, use_64bit,
find_regno ("cause"), regset + 37);
mips_collect_register (use_64bit, find_regno ("restart"), regset + 0);
mips_collect_register (regcache, use_64bit,
find_regno ("restart"), regset + 0);
}
static void
mips_store_gregset (const void *buf)
mips_store_gregset (struct regcache *regcache, const void *buf)
{
const union mips_register *regset = buf;
int i, use_64bit;
@ -264,20 +276,24 @@ mips_store_gregset (const void *buf)
use_64bit = (register_size (0) == 8);
for (i = 0; i < 32; i++)
mips_supply_register (use_64bit, i, regset + i);
mips_supply_register (regcache, use_64bit, i, regset + i);
mips_supply_register (use_64bit, find_regno ("lo"), regset + 32);
mips_supply_register (use_64bit, find_regno ("hi"), regset + 33);
mips_supply_register (use_64bit, find_regno ("pc"), regset + 34);
mips_supply_register (use_64bit, find_regno ("badvaddr"), regset + 35);
mips_supply_register (use_64bit, find_regno ("status"), regset + 36);
mips_supply_register (use_64bit, find_regno ("cause"), regset + 37);
mips_supply_register (regcache, use_64bit, find_regno ("lo"), regset + 32);
mips_supply_register (regcache, use_64bit, find_regno ("hi"), regset + 33);
mips_supply_register (regcache, use_64bit, find_regno ("pc"), regset + 34);
mips_supply_register (regcache, use_64bit,
find_regno ("badvaddr"), regset + 35);
mips_supply_register (regcache, use_64bit,
find_regno ("status"), regset + 36);
mips_supply_register (regcache, use_64bit,
find_regno ("cause"), regset + 37);
mips_supply_register (use_64bit, find_regno ("restart"), regset + 0);
mips_supply_register (regcache, use_64bit,
find_regno ("restart"), regset + 0);
}
static void
mips_fill_fpregset (void *buf)
mips_fill_fpregset (struct regcache *regcache, void *buf)
{
union mips_register *regset = buf;
int i, use_64bit, first_fp, big_endian;
@ -289,18 +305,19 @@ mips_fill_fpregset (void *buf)
/* See GDB for a discussion of this peculiar layout. */
for (i = 0; i < 32; i++)
if (use_64bit)
collect_register (first_fp + i, regset[i].buf);
collect_register (regcache, first_fp + i, regset[i].buf);
else
collect_register (first_fp + i,
collect_register (regcache, first_fp + i,
regset[i & ~1].buf + 4 * (big_endian != (i & 1)));
mips_collect_register_32bit (use_64bit, find_regno ("fcsr"), regset[32].buf);
mips_collect_register_32bit (use_64bit, find_regno ("fir"),
mips_collect_register_32bit (regcache, use_64bit,
find_regno ("fcsr"), regset[32].buf);
mips_collect_register_32bit (regcache, use_64bit, find_regno ("fir"),
regset[32].buf + 4);
}
static void
mips_store_fpregset (const void *buf)
mips_store_fpregset (struct regcache *regcache, const void *buf)
{
const union mips_register *regset = buf;
int i, use_64bit, first_fp, big_endian;
@ -312,13 +329,14 @@ mips_store_fpregset (const void *buf)
/* See GDB for a discussion of this peculiar layout. */
for (i = 0; i < 32; i++)
if (use_64bit)
supply_register (first_fp + i, regset[i].buf);
supply_register (regcache, first_fp + i, regset[i].buf);
else
supply_register (first_fp + i,
supply_register (regcache, first_fp + i,
regset[i & ~1].buf + 4 * (big_endian != (i & 1)));
mips_supply_register_32bit (use_64bit, find_regno ("fcsr"), regset[32].buf);
mips_supply_register_32bit (use_64bit, find_regno ("fir"),
mips_supply_register_32bit (regcache, use_64bit,
find_regno ("fcsr"), regset[32].buf);
mips_supply_register_32bit (regcache, use_64bit, find_regno ("fir"),
regset[32].buf + 4);
}
#endif /* HAVE_PTRACE_GETREGS */

95
gdb/gdbserver/linux-ppc-low.c
View File

@ -169,26 +169,27 @@ ppc_cannot_fetch_register (int regno)
}
static void
ppc_collect_ptrace_register (int regno, char *buf)
ppc_collect_ptrace_register (struct regcache *regcache, int regno, char *buf)
{
int size = register_size (regno);
memset (buf, 0, sizeof (long));
if (size < sizeof (long))
collect_register (regno, buf + sizeof (long) - size);
collect_register (regcache, regno, buf + sizeof (long) - size);
else
collect_register (regno, buf);
collect_register (regcache, regno, buf);
}
static void
ppc_supply_ptrace_register (int regno, const char *buf)
ppc_supply_ptrace_register (struct regcache *regcache,
int regno, const char *buf)
{
int size = register_size (regno);
if (size < sizeof (long))
supply_register (regno, buf + sizeof (long) - size);
supply_register (regcache, regno, buf + sizeof (long) - size);
else
supply_register (regno, buf);
supply_register (regcache, regno, buf);
}
@ -199,7 +200,7 @@ ppc_supply_ptrace_register (int regno, const char *buf)
return to FD and ADDR the file handle and NPC parameter address
used with the system call. Return non-zero if successful. */
static int
parse_spufs_run (int *fd, CORE_ADDR *addr)
parse_spufs_run (struct regcache *regcache, int *fd, CORE_ADDR *addr)
{
CORE_ADDR curr_pc;
int curr_insn;
@ -208,10 +209,10 @@ parse_spufs_run (int *fd, CORE_ADDR *addr)
if (register_size (0) == 4)
{
unsigned int pc, r0, r3, r4;
collect_register_by_name ("pc", &pc);
collect_register_by_name ("r0", &r0);
collect_register_by_name ("orig_r3", &r3);
collect_register_by_name ("r4", &r4);
collect_register_by_name (regcache, "pc", &pc);
collect_register_by_name (regcache, "r0", &r0);
collect_register_by_name (regcache, "orig_r3", &r3);
collect_register_by_name (regcache, "r4", &r4);
curr_pc = (CORE_ADDR) pc;
curr_r0 = (int) r0;
*fd = (int) r3;
@ -220,10 +221,10 @@ parse_spufs_run (int *fd, CORE_ADDR *addr)
else
{
unsigned long pc, r0, r3, r4;
collect_register_by_name ("pc", &pc);
collect_register_by_name ("r0", &r0);
collect_register_by_name ("orig_r3", &r3);
collect_register_by_name ("r4", &r4);
collect_register_by_name (regcache, "pc", &pc);
collect_register_by_name (regcache, "r0", &r0);
collect_register_by_name (regcache, "orig_r3", &r3);
collect_register_by_name (regcache, "r4", &r4);
curr_pc = (CORE_ADDR) pc;
curr_r0 = (int) r0;
*fd = (int) r3;
@ -245,12 +246,12 @@ parse_spufs_run (int *fd, CORE_ADDR *addr)
}
static CORE_ADDR
ppc_get_pc (void)
ppc_get_pc (struct regcache *regcache)
{
CORE_ADDR addr;
int fd;
if (parse_spufs_run (&fd, &addr))
if (parse_spufs_run (regcache, &fd, &addr))
{
unsigned int pc;
(*the_target->read_memory) (addr, (unsigned char *) &pc, 4);
@ -259,24 +260,24 @@ ppc_get_pc (void)
else if (register_size (0) == 4)
{
unsigned int pc;
collect_register_by_name ("pc", &pc);
collect_register_by_name (regcache, "pc", &pc);
return (CORE_ADDR) pc;
}
else
{
unsigned long pc;
collect_register_by_name ("pc", &pc);
collect_register_by_name (regcache, "pc", &pc);
return (CORE_ADDR) pc;
}
}
static void
ppc_set_pc (CORE_ADDR pc)
ppc_set_pc (struct regcache *regcache, CORE_ADDR pc)
{
CORE_ADDR addr;
int fd;
if (parse_spufs_run (&fd, &addr))
if (parse_spufs_run (regcache, &fd, &addr))
{
unsigned int newpc = pc;
(*the_target->write_memory) (addr, (unsigned char *) &newpc, 4);
@ -284,12 +285,12 @@ ppc_set_pc (CORE_ADDR pc)
else if (register_size (0) == 4)
{
unsigned int newpc = pc;
supply_register_by_name ("pc", &newpc);
supply_register_by_name (regcache, "pc", &newpc);
}
else
{
unsigned long newpc = pc;
supply_register_by_name ("pc", &newpc);
supply_register_by_name (regcache, "pc", &newpc);
}
}
@ -449,18 +450,18 @@ ppc_breakpoint_at (CORE_ADDR where)
/* Provide only a fill function for the general register set. ps_lgetregs
will use this for NPTL support. */
static void ppc_fill_gregset (void *buf)
static void ppc_fill_gregset (struct regcache *regcache, void *buf)
{
int i;
for (i = 0; i < 32; i++)
ppc_collect_ptrace_register (i, (char *) buf + ppc_regmap[i]);
ppc_collect_ptrace_register (regcache, i, (char *) buf + ppc_regmap[i]);
for (i = 64; i < 70; i++)
ppc_collect_ptrace_register (i, (char *) buf + ppc_regmap[i]);
ppc_collect_ptrace_register (regcache, i, (char *) buf + ppc_regmap[i]);
for (i = 71; i < 73; i++)
ppc_collect_ptrace_register (i, (char *) buf + ppc_regmap[i]);
ppc_collect_ptrace_register (regcache, i, (char *) buf + ppc_regmap[i]);
}
#ifndef PTRACE_GETVSXREGS
@ -471,7 +472,7 @@ static void ppc_fill_gregset (void *buf)
#define SIZEOF_VSXREGS 32*8
static void
ppc_fill_vsxregset (void *buf)
ppc_fill_vsxregset (struct regcache *regcache, void *buf)
{
int i, base;
char *regset = buf;
@ -481,11 +482,11 @@ ppc_fill_vsxregset (void *buf)
base = find_regno ("vs0h");
for (i = 0; i < 32; i++)
collect_register (base + i, &regset[i * 8]);
collect_register (regcache, base + i, &regset[i * 8]);
}
static void
ppc_store_vsxregset (const void *buf)
ppc_store_vsxregset (struct regcache *regcache, const void *buf)
{
int i, base;
const char *regset = buf;
@ -495,7 +496,7 @@ ppc_store_vsxregset (const void *buf)
base = find_regno ("vs0h");
for (i = 0; i < 32; i++)
supply_register (base + i, &regset[i * 8]);
supply_register (regcache, base + i, &regset[i * 8]);
}
#ifndef PTRACE_GETVRREGS
@ -506,7 +507,7 @@ ppc_store_vsxregset (const void *buf)
#define SIZEOF_VRREGS 33*16+4
static void
ppc_fill_vrregset (void *buf)
ppc_fill_vrregset (struct regcache *regcache, void *buf)
{
int i, base;
char *regset = buf;
@ -516,14 +517,14 @@ ppc_fill_vrregset (void *buf)
base = find_regno ("vr0");
for (i = 0; i < 32; i++)
collect_register (base + i, &regset[i * 16]);
collect_register (regcache, base + i, &regset[i * 16]);
collect_register_by_name ("vscr", &regset[32 * 16 + 12]);
collect_register_by_name ("vrsave", &regset[33 * 16]);
collect_register_by_name (regcache, "vscr", &regset[32 * 16 + 12]);
collect_register_by_name (regcache, "vrsave", &regset[33 * 16]);
}
static void
ppc_store_vrregset (const void *buf)
ppc_store_vrregset (struct regcache *regcache, const void *buf)
{
int i, base;
const char *regset = buf;
@ -533,10 +534,10 @@ ppc_store_vrregset (const void *buf)
base = find_regno ("vr0");
for (i = 0; i < 32; i++)
supply_register (base + i, &regset[i * 16]);
supply_register (regcache, base + i, &regset[i * 16]);
supply_register_by_name ("vscr", &regset[32 * 16 + 12]);
supply_register_by_name ("vrsave", &regset[33 * 16]);
supply_register_by_name (regcache, "vscr", &regset[32 * 16 + 12]);
supply_register_by_name (regcache, "vrsave", &regset[33 * 16]);
}
#ifndef PTRACE_GETEVRREGS
@ -552,7 +553,7 @@ struct gdb_evrregset_t
};
static void
ppc_fill_evrregset (void *buf)
ppc_fill_evrregset (struct regcache *regcache, void *buf)
{
int i, ev0;
struct gdb_evrregset_t *regset = buf;
@ -562,14 +563,14 @@ ppc_fill_evrregset (void *buf)
ev0 = find_regno ("ev0h");
for (i = 0; i < 32; i++)
collect_register (ev0 + i, &regset->evr[i]);
collect_register (regcache, ev0 + i, &regset->evr[i]);
collect_register_by_name ("acc", &regset->acc);
collect_register_by_name ("spefscr", &regset->spefscr);
collect_register_by_name (regcache, "acc", &regset->acc);
collect_register_by_name (regcache, "spefscr", &regset->spefscr);
}
static void
ppc_store_evrregset (const void *buf)
ppc_store_evrregset (struct regcache *regcache, const void *buf)
{
int i, ev0;
const struct gdb_evrregset_t *regset = buf;
@ -579,10 +580,10 @@ ppc_store_evrregset (const void *buf)
ev0 = find_regno ("ev0h");
for (i = 0; i < 32; i++)
supply_register (ev0 + i, &regset->evr[i]);
supply_register (regcache, ev0 + i, &regset->evr[i]);
supply_register_by_name ("acc", &regset->acc);
supply_register_by_name ("spefscr", &regset->spefscr);
supply_register_by_name (regcache, "acc", &regset->acc);
supply_register_by_name (regcache, "spefscr", &regset->spefscr);
}
struct regset_info target_regsets[] = {

33
gdb/gdbserver/linux-s390-low.c
View File

@ -106,7 +106,7 @@ s390_cannot_store_register (int regno)
}
static void
s390_collect_ptrace_register (int regno, char *buf)
s390_collect_ptrace_register (struct regcache *regcache, int regno, char *buf)
{
int size = register_size (regno);
if (size < sizeof (long))
@ -123,9 +123,9 @@ s390_collect_ptrace_register (int regno, char *buf)
}
else if (regaddr == PT_PSWADDR
|| (regaddr >= PT_GPR0 && regaddr <= PT_GPR15))
collect_register (regno, buf + sizeof (long) - size);
collect_register (regcache, regno, buf + sizeof (long) - size);
else
collect_register (regno, buf);
collect_register (regcache, regno, buf);
/* When debugging a 32-bit inferior on a 64-bit host, make sure
the 31-bit addressing mode bit is set in the PSW mask. */
@ -137,7 +137,7 @@ s390_collect_ptrace_register (int regno, char *buf)
}
static void
s390_supply_ptrace_register (int regno, const char *buf)
s390_supply_ptrace_register (struct regcache *regcache, int regno, const char *buf)
{
int size = register_size (regno);
if (size < sizeof (long))
@ -152,18 +152,18 @@ s390_supply_ptrace_register (int regno, const char *buf)
}
else if (regaddr == PT_PSWADDR
|| (regaddr >= PT_GPR0 && regaddr <= PT_GPR15))
supply_register (regno, buf + sizeof (long) - size);
supply_register (regcache, regno, buf + sizeof (long) - size);
else
supply_register (regno, buf);
supply_register (regcache, regno, buf);
}
else
supply_register (regno, buf);
supply_register (regcache, regno, buf);
}
/* Provide only a fill function for the general register set. ps_lgetregs
will use this for NPTL support. */
static void s390_fill_gregset (void *buf)
static void s390_fill_gregset (struct regcache *regcache, void *buf)
{
int i;
@ -173,7 +173,7 @@ static void s390_fill_gregset (void *buf)
|| the_low_target.regmap[i] > PT_ACR15)
continue;
s390_collect_ptrace_register (i, (char *) buf
s390_collect_ptrace_register (regcache, i, (char *) buf
+ the_low_target.regmap[i]);
}
}
@ -188,12 +188,12 @@ static const unsigned char s390_breakpoint[] = { 0, 1 };
#define s390_breakpoint_len 2
static CORE_ADDR
s390_get_pc ()
s390_get_pc (struct regcache *regcache)
{
if (register_size (0) == 4)
{
unsigned int pc;
collect_register_by_name ("pswa", &pc);
collect_register_by_name (regcache, "pswa", &pc);
#ifndef __s390x__
pc &= 0x7fffffff;
#endif
@ -202,13 +202,13 @@ s390_get_pc ()
else
{
unsigned long pc;
collect_register_by_name ("pswa", &pc);
collect_register_by_name (regcache, "pswa", &pc);
return pc;
}
}
static void
s390_set_pc (CORE_ADDR newpc)
s390_set_pc (struct regcache *regcache, CORE_ADDR newpc)
{
if (register_size (0) == 4)
{
@ -216,12 +216,12 @@ s390_set_pc (CORE_ADDR newpc)
#ifndef __s390x__
pc |= 0x80000000;
#endif
supply_register_by_name ("pswa", &pc);
supply_register_by_name (regcache, "pswa", &pc);
}
else
{
unsigned long pc = newpc;
supply_register_by_name ("pswa", &pc);
supply_register_by_name (regcache, "pswa", &pc);
}
}
@ -268,7 +268,8 @@ s390_arch_setup (void)
#ifdef __s390x__
{
unsigned int pswm;
collect_register_by_name ("pswm", &pswm);
struct regcache *regcache = get_thread_regcache (current_inferior, 1);
collect_register_by_name (regcache, "pswm", &pswm);
if (pswm & 1)
init_registers_s390x_linux64 ();

12
gdb/gdbserver/linux-sh-low.c
View File

@ -59,18 +59,18 @@ sh_cannot_fetch_register (int regno)
}
static CORE_ADDR
sh_get_pc ()
sh_get_pc (struct regcache *regcache)
{
unsigned long pc;
collect_register_by_name ("pc", &pc);
collect_register_by_name (regcache, "pc", &pc);
return pc;
}
static void
sh_set_pc (CORE_ADDR pc)
sh_set_pc (struct regcache *regcache, CORE_ADDR pc)
{
unsigned long newpc = pc;
supply_register_by_name ("pc", &newpc);
supply_register_by_name (regcache, "pc", &newpc);
}
/* Correct in either endianness, obviously. */
@ -94,13 +94,13 @@ sh_breakpoint_at (CORE_ADDR where)
/* Provide only a fill function for the general register set. ps_lgetregs
will use this for NPTL support. */
static void sh_fill_gregset (void *buf)
static void sh_fill_gregset (struct regcache *regcache, void *buf)
{
int i;
for (i = 0; i < 23; i++)
if (sh_regmap[i] != -1)
collect_register (i, (char *) buf + sh_regmap[i]);
collect_register (regcache, i, (char *) buf + sh_regmap[i]);
}
struct regset_info target_regsets[] = {

45
gdb/gdbserver/linux-sparc-low.c
View File

@ -113,7 +113,7 @@ sparc_cannot_fetch_register (int regno)
}
static void
sparc_fill_gregset_to_stack (const void *buf)
sparc_fill_gregset_to_stack (struct regcache *regcache, const void *buf)
{
int i;
CORE_ADDR addr = 0;
@ -128,14 +128,14 @@ sparc_fill_gregset_to_stack (const void *buf)
for (i = l0_regno; i <= i7_regno; i++)
{
collect_register (i, tmp_reg_buf);
collect_register (regcache, i, tmp_reg_buf);
(*the_target->write_memory) (addr, tmp_reg_buf, sizeof(tmp_reg_buf));
addr += sizeof(tmp_reg_buf);
}
}
static void
sparc_fill_gregset (void *buf)
sparc_fill_gregset (struct regcache *regcache, void *buf)
{
int i;
int range;
@ -143,25 +143,25 @@ sparc_fill_gregset (void *buf)
for (range = 0; range < N_GREGS_RANGES; range++)
for (i = gregs_ranges[range].regno_start; i <= gregs_ranges[range].regno_end; i++)
if (sparc_regmap[i] != -1)
collect_register (i, ((char *) buf) + sparc_regmap[i]);
collect_register (regcache, i, ((char *) buf) + sparc_regmap[i]);
sparc_fill_gregset_to_stack (buf);
sparc_fill_gregset_to_stack (regcache, buf);
}
static void
sparc_fill_fpregset (void *buf)
sparc_fill_fpregset (struct regcache *regcache, void *buf)
{
int i;
int range;
for (range = 0; range < N_FPREGS_RANGES; range++)
for (i = fpregs_ranges[range].regno_start; i <= fpregs_ranges[range].regno_end; i++)
collect_register (i, ((char *) buf) + sparc_regmap[i]);
collect_register (regcache, i, ((char *) buf) + sparc_regmap[i]);
}
static void
sparc_store_gregset_from_stack (const void *buf)
sparc_store_gregset_from_stack (struct regcache *regcache, const void *buf)
{
int i;
CORE_ADDR addr = 0;
@ -177,13 +177,13 @@ sparc_store_gregset_from_stack (const void *buf)
for (i = l0_regno; i <= i7_regno; i++)
{
(*the_target->read_memory) (addr, tmp_reg_buf, sizeof(tmp_reg_buf));
supply_register (i, tmp_reg_buf);
supply_register (regcache, i, tmp_reg_buf);
addr += sizeof(tmp_reg_buf);
}
}
static void
sparc_store_gregset (const void *buf)
sparc_store_gregset (struct regcache *regcache, const void *buf)
{
int i;
char zerobuf[8];
@ -194,31 +194,33 @@ sparc_store_gregset (const void *buf)
for (range = 0; range < N_GREGS_RANGES; range++)
for (i = gregs_ranges[range].regno_start; i <= gregs_ranges[range].regno_end; i++)
if (sparc_regmap[i] != -1)
supply_register (i, ((char *) buf) + sparc_regmap[i]);
supply_register (regcache, i, ((char *) buf) + sparc_regmap[i]);
else
supply_register (i, zerobuf);
supply_register (regcache, i, zerobuf);
sparc_store_gregset_from_stack (buf);
sparc_store_gregset_from_stack (regcache, buf);
}
static void
sparc_store_fpregset (const void *buf)
sparc_store_fpregset (struct regcache *regcache, const void *buf)
{
int i;
int range;
for (range = 0; range < N_FPREGS_RANGES; range++)
for (i = fpregs_ranges[range].regno_start; i <= fpregs_ranges[range].regno_end; i++)
supply_register (i, ((char *) buf) + sparc_regmap[i]);
for (i = fpregs_ranges[range].regno_start;
i <= fpregs_ranges[range].regno_end;
i++)
supply_register (regcache, i, ((char *) buf) + sparc_regmap[i]);
}
extern int debug_threads;
static CORE_ADDR
sparc_get_pc ()
sparc_get_pc (struct regcache *regcache)
{
CORE_ADDR pc;
collect_register_by_name ("pc", &pc);
unsigned long pc;
collect_register_by_name (regcache, "pc", &pc);
if (debug_threads)
fprintf (stderr, "stop pc is %08lx\n", pc);
return pc;
@ -247,11 +249,12 @@ sparc_breakpoint_at (CORE_ADDR where)
is outside of the function. So rather than importing software single-step,
we can just run until exit. */
static CORE_ADDR
sparc_reinsert_addr ()
sparc_reinsert_addr (void)
{
struct regcache *regcache = get_thread_regcache (current_inferior, 1);
CORE_ADDR lr;
/* O7 is the equivalent to the 'lr' of other archs. */
collect_register_by_name ("o7", &lr);
collect_register_by_name (regcache, "o7", &lr);
return lr;
}

50
gdb/gdbserver/linux-x86-low.c
View File

@ -173,7 +173,7 @@ i386_cannot_fetch_register (int regno)
}
static void
x86_fill_gregset (void *buf)
x86_fill_gregset (struct regcache *regcache, void *buf)
{
int i;
@ -182,19 +182,20 @@ x86_fill_gregset (void *buf)
{
for (i = 0; i < X86_64_NUM_REGS; i++)
if (x86_64_regmap[i] != -1)
collect_register (i, ((char *) buf) + x86_64_regmap[i]);
collect_register (regcache, i, ((char *) buf) + x86_64_regmap[i]);
return;
}
#endif
for (i = 0; i < I386_NUM_REGS; i++)
collect_register (i, ((char *) buf) + i386_regmap[i]);
collect_register (regcache, i, ((char *) buf) + i386_regmap[i]);
collect_register_by_name ("orig_eax", ((char *) buf) + ORIG_EAX * 4);
collect_register_by_name (regcache, "orig_eax",
((char *) buf) + ORIG_EAX * 4);
}
static void
x86_store_gregset (const void *buf)
x86_store_gregset (struct regcache *regcache, const void *buf)
{
int i;
@ -203,49 +204,50 @@ x86_store_gregset (const void *buf)
{
for (i = 0; i < X86_64_NUM_REGS; i++)
if (x86_64_regmap[i] != -1)
supply_register (i, ((char *) buf) + x86_64_regmap[i]);
supply_register (regcache, i, ((char *) buf) + x86_64_regmap[i]);
return;
}
#endif
for (i = 0; i < I386_NUM_REGS; i++)
supply_register (i, ((char *) buf) + i386_regmap[i]);
supply_register (regcache, i, ((char *) buf) + i386_regmap[i]);
supply_register_by_name ("orig_eax", ((char *) buf) + ORIG_EAX * 4);
supply_register_by_name (regcache, "orig_eax",
((char *) buf) + ORIG_EAX * 4);
}
static void
x86_fill_fpregset (void *buf)
x86_fill_fpregset (struct regcache *regcache, void *buf)
{
#ifdef __x86_64__
i387_cache_to_fxsave (buf);
i387_cache_to_fxsave (regcache, buf);
#else
i387_cache_to_fsave (buf);
i387_cache_to_fsave (regcache, buf);
#endif
}
static void
x86_store_fpregset (const void *buf)
x86_store_fpregset (struct regcache *regcache, const void *buf)
{
#ifdef __x86_64__
i387_fxsave_to_cache (buf);
i387_fxsave_to_cache (regcache, buf);
#else
i387_fsave_to_cache (buf);
i387_fsave_to_cache (regcache, buf);
#endif
}
#ifndef __x86_64__
static void
x86_fill_fpxregset (void *buf)
x86_fill_fpxregset (struct regcache *regcache, void *buf)
{
i387_cache_to_fxsave (buf);
i387_cache_to_fxsave (regcache, buf);
}
static void
x86_store_fpxregset (const void *buf)
x86_store_fpxregset (struct regcache *regcache, const void *buf)
{
i387_fxsave_to_cache (buf);
i387_fxsave_to_cache (regcache, buf);
}
#endif
@ -280,38 +282,38 @@ struct regset_info target_regsets[] =
};
static CORE_ADDR
x86_get_pc (void)
x86_get_pc (struct regcache *regcache)
{
int use_64bit = register_size (0) == 8;
if (use_64bit)
{
unsigned long pc;
collect_register_by_name ("rip", &pc);
collect_register_by_name (regcache, "rip", &pc);
return (CORE_ADDR) pc;
}
else
{
unsigned int pc;
collect_register_by_name ("eip", &pc);
collect_register_by_name (regcache, "eip", &pc);
return (CORE_ADDR) pc;
}
}
static void
x86_set_pc (CORE_ADDR pc)
x86_set_pc (struct regcache *regcache, CORE_ADDR pc)
{
int use_64bit = register_size (0) == 8;
if (use_64bit)
{
unsigned long newpc = pc;
supply_register_by_name ("rip", &newpc);
supply_register_by_name (regcache, "rip", &newpc);
}
else
{
unsigned int newpc = pc;
supply_register_by_name ("eip", &newpc);
supply_register_by_name (regcache, "eip", &newpc);
}
}

56
gdb/gdbserver/linux-xtensa-low.c
View File

@ -37,7 +37,7 @@ enum regnum {
};
static void
xtensa_fill_gregset (void *buf)
xtensa_fill_gregset (struct regcache *regcache, void *buf)
{
elf_greg_t* rset = (elf_greg_t*)buf;
int ar0_regnum;
@ -51,27 +51,27 @@ xtensa_fill_gregset (void *buf)
for (i = ar0_regnum; i < ar0_regnum + XCHAL_NUM_AREGS; i++)
{
collect_register (i, ptr);
collect_register (regcache, i, ptr);
ptr += register_size(i);
}
/* Loop registers, if hardware has it. */
#if XCHAL_HAVE_LOOP
collect_register_by_name ("lbeg", (char*)&rset[R_LBEG]);
collect_register_by_name ("lend", (char*)&rset[R_LEND]);
collect_register_by_name ("lcount", (char*)&rset[R_LCOUNT]);
collect_register_by_name (regcache, "lbeg", (char*)&rset[R_LBEG]);
collect_register_by_name (regcache, "lend", (char*)&rset[R_LEND]);
collect_register_by_name (regcache, "lcount", (char*)&rset[R_LCOUNT]);
#endif
collect_register_by_name ("sar", (char*)&rset[R_SAR]);
collect_register_by_name ("pc", (char*)&rset[R_PC]);
collect_register_by_name ("ps", (char*)&rset[R_PS]);
collect_register_by_name ("windowbase", (char*)&rset[R_WB]);
collect_register_by_name ("windowstart", (char*)&rset[R_WS]);
collect_register_by_name (regcache, "sar", (char*)&rset[R_SAR]);
collect_register_by_name (regcache, "pc", (char*)&rset[R_PC]);
collect_register_by_name (regcache, "ps", (char*)&rset[R_PS]);
collect_register_by_name (regcache, "windowbase", (char*)&rset[R_WB]);
collect_register_by_name (regcache, "windowstart", (char*)&rset[R_WS]);
}
static void
xtensa_store_gregset (const void *buf)
xtensa_store_gregset (struct regcache *regcache, const void *buf)
{
const elf_greg_t* rset = (const elf_greg_t*)buf;
int ar0_regnum;
@ -85,47 +85,47 @@ xtensa_store_gregset (const void *buf)
for (i = ar0_regnum; i < ar0_regnum + XCHAL_NUM_AREGS; i++)
{
supply_register (i, ptr);
supply_register (regcache, i, ptr);
ptr += register_size(i);
}
/* Loop registers, if hardware has it. */
#if XCHAL_HAVE_LOOP
supply_register_by_name ("lbeg", (char*)&rset[R_LBEG]);
supply_register_by_name ("lend", (char*)&rset[R_LEND]);
supply_register_by_name ("lcount", (char*)&rset[R_LCOUNT]);
supply_register_by_name (regcache, "lbeg", (char*)&rset[R_LBEG]);
supply_register_by_name (regcache, "lend", (char*)&rset[R_LEND]);
supply_register_by_name (regcache, "lcount", (char*)&rset[R_LCOUNT]);
#endif
supply_register_by_name ("sar", (char*)&rset[R_SAR]);
supply_register_by_name ("pc", (char*)&rset[R_PC]);
supply_register_by_name ("ps", (char*)&rset[R_PS]);
supply_register_by_name ("windowbase", (char*)&rset[R_WB]);
supply_register_by_name ("windowstart", (char*)&rset[R_WS]);
supply_register_by_name (regcache, "sar", (char*)&rset[R_SAR]);
supply_register_by_name (regcache, "pc", (char*)&rset[R_PC]);
supply_register_by_name (regcache, "ps", (char*)&rset[R_PS]);
supply_register_by_name (regcache, "windowbase", (char*)&rset[R_WB]);
supply_register_by_name (regcache, "windowstart", (char*)&rset[R_WS]);
}
/* Xtensa GNU/Linux PTRACE interface includes extended register set. */
static void
xtensa_fill_xtregset (void *buf)
xtensa_fill_xtregset (struct regcache *regcache, void *buf)
{
const xtensa_regtable_t *ptr;
for (ptr = xtensa_regmap_table; ptr->name; ptr++)
{
collect_register_by_name (ptr->name,
collect_register_by_name (regcache, ptr->name,
(char*)buf + ptr->ptrace_offset);
}
}
static void
xtensa_store_xtregset (const void *buf)
xtensa_store_xtregset (struct regcache *regcache, const void *buf)
{
const xtensa_regtable_t *ptr;
for (ptr = xtensa_regmap_table; ptr->name; ptr++)
{
supply_register_by_name (ptr->name,
supply_register_by_name (regcache, ptr->name,
(char*)buf + ptr->ptrace_offset);
}
}
@ -150,19 +150,19 @@ static const unsigned char xtensa_breakpoint[] = XTENSA_BREAKPOINT;
#define xtensa_breakpoint_len 2
static CORE_ADDR
xtensa_get_pc (void)
xtensa_get_pc (struct regcache *regcache)
{
unsigned long pc;
collect_register_by_name ("pc", &pc);
collect_register_by_name (regcache, "pc", &pc);
return pc;
}
static void
xtensa_set_pc (CORE_ADDR pc)
xtensa_set_pc (struct regcache *regcache, CORE_ADDR pc)
{
unsigned long newpc = pc;
supply_register_by_name ("pc", &newpc);
supply_register_by_name (regcache, "pc", &newpc);
}
static int

10
gdb/gdbserver/nto-low.c
View File

@ -601,7 +601,7 @@ nto_wait (ptid_t ptid,
If REGNO is -1, fetch all registers, or REGNO register only otherwise. */
static void
nto_fetch_registers (int regno)
nto_fetch_registers (struct regcache *regcache, int regno)
{
int regsize;
procfs_greg greg;
@ -629,7 +629,7 @@ nto_fetch_registers (int regno)
{
const unsigned int registeroffset
= the_low_target.register_offset (regno);
supply_register (regno, ((char *)&greg) + registeroffset);
supply_register (regcache, regno, ((char *)&greg) + registeroffset);
}
}
else
@ -638,7 +638,7 @@ nto_fetch_registers (int regno)
= the_low_target.register_offset (regno);
if (registeroffset == -1)
return;
supply_register (regno, ((char *)&greg) + registeroffset);
supply_register (regcache, regno, ((char *)&greg) + registeroffset);
}
}
else
@ -649,7 +649,7 @@ nto_fetch_registers (int regno)
We always store all registers, regardless of REGNO. */
static void
nto_store_registers (int regno)
nto_store_registers (struct regcache *regcache, int regno)
{
procfs_greg greg;
int err;
@ -671,7 +671,7 @@ nto_store_registers (int regno)
{
const unsigned int regoffset
= the_low_target.register_offset (regno);
collect_register (regno, ((char *)&greg) + regoffset);
collect_register (regcache, regno, ((char *)&greg) + regoffset);
}
err = devctl (nto_inferior.ctl_fd, DCMD_PROC_SETGREG, &greg, sizeof (greg),
0);

7
gdb/gdbserver/proc-service.c
View File

@ -101,6 +101,7 @@ ps_lgetregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, prgregset_t gregset)
#ifdef HAVE_REGSETS
struct lwp_info *lwp;
struct thread_info *reg_inferior, *save_inferior;
struct regcache *regcache;
lwp = find_lwp_pid (pid_to_ptid (lwpid));
if (lwp == NULL)
@ -109,9 +110,9 @@ ps_lgetregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, prgregset_t gregset)
reg_inferior = get_lwp_thread (lwp);
save_inferior = current_inferior;
current_inferior = reg_inferior;
the_target->fetch_registers (-1);
gregset_info ()->fill_function (gregset);
regcache = get_thread_regcache (current_inferior, 1);
the_target->fetch_registers (regcache, -1);
gregset_info ()->fill_function (regcache, gregset);
current_inferior = save_inferior;
return PS_OK;

91
gdb/gdbserver/regcache.c
View File

@ -23,16 +23,6 @@
#include <stdlib.h>
#include <string.h>
/* The private data for the register cache. Note that we have one
per inferior; this is primarily for simplicity, as the performance
benefit is minimal. */
struct inferior_regcache_data
{
int registers_valid;
unsigned char *registers;
};
static int register_bytes;
static struct reg *reg_defs;
@ -40,20 +30,23 @@ static int num_registers;
const char **gdbserver_expedite_regs;
static struct inferior_regcache_data *
get_regcache (struct thread_info *inf, int fetch)
struct regcache *
get_thread_regcache (struct thread_info *thread, int fetch)
{
struct inferior_regcache_data *regcache;
struct regcache *regcache;
regcache = (struct inferior_regcache_data *) inferior_regcache_data (inf);
regcache = (struct regcache *) inferior_regcache_data (thread);
if (regcache == NULL)
fatal ("no register cache");
/* FIXME - fetch registers for INF */
if (fetch && regcache->registers_valid == 0)
{
fetch_inferior_registers (-1);
struct thread_info *saved_inferior = current_inferior;
current_inferior = thread;
fetch_inferior_registers (regcache, -1);
current_inferior = saved_inferior;
regcache->registers_valid = 1;
}
@ -64,16 +57,16 @@ void
regcache_invalidate_one (struct inferior_list_entry *entry)
{
struct thread_info *thread = (struct thread_info *) entry;
struct inferior_regcache_data *regcache;
struct regcache *regcache;
regcache = (struct inferior_regcache_data *) inferior_regcache_data (thread);
regcache = (struct regcache *) inferior_regcache_data (thread);
if (regcache->registers_valid)
{
struct thread_info *saved_inferior = current_inferior;
current_inferior = thread;
store_inferior_registers (-1);
store_inferior_registers (regcache, -1);
current_inferior = saved_inferior;
}
@ -81,24 +74,25 @@ regcache_invalidate_one (struct inferior_list_entry *entry)
}
void
regcache_invalidate ()
regcache_invalidate (void)
{
for_each_inferior (&all_threads, regcache_invalidate_one);
}
void *
struct regcache *
new_register_cache (void)
{
struct inferior_regcache_data *regcache;
struct regcache *regcache;
if (register_bytes == 0)
return NULL; /* The architecture hasn't been initialized yet. */
regcache = xmalloc (sizeof (*regcache));
/* Make sure to zero-initialize the register cache when it is created,
in case there are registers the target never fetches. This way they'll
read as zero instead of garbage. */
/* Make sure to zero-initialize the register cache when it is
created, in case there are registers the target never
fetches. This way they'll read as zero instead of
garbage. */
regcache->registers = xcalloc (1, register_bytes);
regcache->registers_valid = 0;
@ -107,11 +101,8 @@ new_register_cache (void)
}
void
free_register_cache (void *regcache_p)
free_register_cache (struct regcache *regcache)
{
struct inferior_regcache_data *regcache
= (struct inferior_regcache_data *) regcache_p;
if (regcache)
{
free (regcache->registers);
@ -123,8 +114,10 @@ static void
realloc_register_cache (struct inferior_list_entry *thread_p)
{
struct thread_info *thread = (struct thread_info *) thread_p;
struct regcache *regcache
= (struct regcache *) inferior_regcache_data (thread);
free_register_cache (inferior_regcache_data (thread));
free_register_cache (regcache);
set_inferior_regcache_data (thread, new_register_cache ());
}
@ -154,18 +147,18 @@ set_register_cache (struct reg *regs, int n)
}
void
registers_to_string (char *buf)
registers_to_string (struct regcache *regcache, char *buf)
{
unsigned char *registers = get_regcache (current_inferior, 1)->registers;
unsigned char *registers = regcache->registers;
convert_int_to_ascii (registers, buf, register_bytes);
}
void
registers_from_string (char *buf)
registers_from_string (struct regcache *regcache, char *buf)
{
int len = strlen (buf);
unsigned char *registers = get_regcache (current_inferior, 1)->registers;
unsigned char *registers = regcache->registers;
if (len != register_bytes * 2)
{
@ -214,40 +207,40 @@ register_size (int n)
}
static unsigned char *
register_data (int n, int fetch)
register_data (struct regcache *regcache, int n, int fetch)
{
unsigned char *registers
= get_regcache (current_inferior, fetch)->registers;
return registers + (reg_defs[n].offset / 8);
return regcache->registers + (reg_defs[n].offset / 8);
}
void
supply_register (int n, const void *buf)
supply_register (struct regcache *regcache, int n, const void *buf)
{
memcpy (register_data (n, 0), buf, register_size (n));
memcpy (register_data (regcache, n, 0), buf, register_size (n));
}
void
supply_register_by_name (const char *name, const void *buf)
supply_register_by_name (struct regcache *regcache,
const char *name, const void *buf)
{
supply_register (find_regno (name), buf);
supply_register (regcache, find_regno (name), buf);
}
void
collect_register (int n, void *buf)
collect_register (struct regcache *regcache, int n, void *buf)
{
memcpy (buf, register_data (n, 1), register_size (n));
memcpy (buf, register_data (regcache, n, 1), register_size (n));
}
void
collect_register_as_string (int n, char *buf)
collect_register_as_string (struct regcache *regcache, int n, char *buf)
{
convert_int_to_ascii (register_data (n, 1), buf, register_size (n));
convert_int_to_ascii (register_data (regcache, n, 1),
buf, register_size (n));
}
void
collect_register_by_name (const char *name, void *buf)
collect_register_by_name (struct regcache *regcache,
const char *name, void *buf)
{
collect_register (find_regno (name), buf);
collect_register (regcache, find_regno (name), buf);
}

32
gdb/gdbserver/regcache.h
View File

@ -21,14 +21,27 @@
#define REGCACHE_H
struct inferior_list_entry;
struct thread_info;
/* The data for the register cache. Note that we have one per
inferior; this is primarily for simplicity, as the performance
benefit is minimal. */
struct regcache
{
int registers_valid;
unsigned char *registers;
};
/* Create a new register cache for INFERIOR. */
void *new_register_cache (void);
struct regcache *new_register_cache (void);
struct regcache *get_thread_regcache (struct thread_info *thread, int fetch);
/* Release all memory associated with the register cache for INFERIOR. */
void free_register_cache (void *regcache);
void free_register_cache (struct regcache *regcache);
/* Invalidate cached registers for one or all threads. */
@ -38,11 +51,11 @@ void regcache_invalidate (void);
/* Convert all registers to a string in the currently specified remote
format. */
void registers_to_string (char *buf);
void registers_to_string (struct regcache *regcache, char *buf);
/* Convert a string to register values and fill our register cache. */
void registers_from_string (char *buf);
void registers_from_string (struct regcache *regcache, char *buf);
/* Return a pointer to the description of register ``n''. */
@ -57,14 +70,15 @@ int find_regno (const char *name);
extern const char **gdbserver_expedite_regs;
extern const char *gdbserver_xmltarget;
void supply_register (int n, const void *buf);
void supply_register (struct regcache *regcache, int n, const void *buf);
void supply_register_by_name (const char *name, const void *buf);
void supply_register_by_name (struct regcache *regcache,
const char *name, const void *buf);
void collect_register (int n, void *buf);
void collect_register (struct regcache *regcache, int n, void *buf);
void collect_register_as_string (int n, char *buf);
void collect_register_as_string (struct regcache *regcache, int n, char *buf);
void collect_register_by_name (const char *name, void *buf);
void collect_register_by_name (struct regcache *regcache, const char *name, void *buf);
#endif /* REGCACHE_H */

9
gdb/gdbserver/remote-utils.c
View File

@ -1053,7 +1053,7 @@ convert_ascii_to_int (char *from, unsigned char *to, int n)
}
static char *
outreg (int regno, char *buf)
outreg (struct regcache *regcache, int regno, char *buf)
{
if ((regno >> 12) != 0)
*buf++ = tohex ((regno >> 12) & 0xf);
@ -1062,7 +1062,7 @@ outreg (int regno, char *buf)
*buf++ = tohex ((regno >> 4) & 0xf);
*buf++ = tohex (regno & 0xf);
*buf++ = ':';
collect_register_as_string (regno, buf);
collect_register_as_string (regcache, regno, buf);
buf += 2 * register_size (regno);
*buf++ = ';';
@ -1116,6 +1116,7 @@ prepare_resume_reply (char *buf, ptid_t ptid,
{
struct thread_info *saved_inferior;
const char **regp;
struct regcache *regcache;
sprintf (buf, "T%02x", status->value.sig);
buf += strlen (buf);
@ -1126,6 +1127,8 @@ prepare_resume_reply (char *buf, ptid_t ptid,
current_inferior = find_thread_ptid (ptid);
regcache = get_thread_regcache (current_inferior, 1);
if (the_target->stopped_by_watchpoint != NULL
&& (*the_target->stopped_by_watchpoint) ())
{
@ -1148,7 +1151,7 @@ prepare_resume_reply (char *buf, ptid_t ptid,
while (*regp)
{
buf = outreg (find_regno (*regp), buf);
buf = outreg (regcache, find_regno (*regp), buf);
regp ++;
}
*buf = '\0';

24
gdb/gdbserver/server.c
View File

@ -2456,15 +2456,25 @@ process_serial_event (void)
}
break;
case 'g':
require_running (own_buf);
set_desired_inferior (1);
registers_to_string (own_buf);
{
struct regcache *regcache;
require_running (own_buf);
set_desired_inferior (1);
regcache = get_thread_regcache (current_inferior, 1);
registers_to_string (regcache, own_buf);
}
break;
case 'G':
require_running (own_buf);
set_desired_inferior (1);
registers_from_string (&own_buf[1]);
write_ok (own_buf);
{
struct regcache *regcache;
require_running (own_buf);
set_desired_inferior (1);
regcache = get_thread_regcache (current_inferior, 1);
registers_from_string (regcache, &own_buf[1]);
write_ok (own_buf);
}
break;
case 'm':
require_running (own_buf);

12
gdb/gdbserver/target.h
View File

@ -166,13 +166,13 @@ struct target_ops
If REGNO is -1, fetch all registers; otherwise, fetch at least REGNO. */
void (*fetch_registers) (int regno);
void (*fetch_registers) (struct regcache *regcache, int regno);
/* Store registers to the inferior process.
If REGNO is -1, store all registers; otherwise, store at least REGNO. */
void (*store_registers) (int regno);
void (*store_registers) (struct regcache *regcache, int regno);
/* Read memory from the inferior process. This should generally be
called through read_inferior_memory, which handles breakpoint shadowing.
@ -307,11 +307,11 @@ void set_target_ops (struct target_ops *);
#define mythread_alive(pid) \
(*the_target->thread_alive) (pid)
#define fetch_inferior_registers(regno) \
(*the_target->fetch_registers) (regno)
#define fetch_inferior_registers(regcache, regno) \
(*the_target->fetch_registers) (regcache, regno)
#define store_inferior_registers(regno) \
(*the_target->store_registers) (regno)
#define store_inferior_registers(regcache, regno) \
(*the_target->store_registers) (regcache, regno)
#define join_inferior(pid) \
(*the_target->join) (pid)

10
gdb/gdbserver/win32-arm-low.c
View File

@ -93,17 +93,19 @@ regptr (CONTEXT* c, int r)
/* Fetch register from gdbserver regcache data. */
static void
arm_fetch_inferior_register (win32_thread_info *th, int r)
arm_fetch_inferior_register (struct regcache *regcache,
win32_thread_info *th, int r)
{
char *context_offset = regptr (&th->context, r);
supply_register (r, context_offset);
supply_register (regcache, r, context_offset);
}
/* Store a new register value into the thread context of TH. */
static void
arm_store_inferior_register (win32_thread_info *th, int r)
arm_store_inferior_register (struct regcache *regcache,
win32_thread_info *th, int r)
{
collect_register (r, regptr (&th->context, r));
collect_register (regcache, r, regptr (&th->context, r));
}
/* Correct in either endianness. We do not support Thumb yet. */

14
gdb/gdbserver/win32-i386-low.c
View File

@ -271,7 +271,8 @@ static const int mappings[] = {
/* Fetch register from gdbserver regcache data. */
static void
i386_fetch_inferior_register (win32_thread_info *th, int r)
i386_fetch_inferior_register (struct regcache *regcache,
win32_thread_info *th, int r)
{
char *context_offset = (char *) &th->context + mappings[r];
@ -279,23 +280,24 @@ i386_fetch_inferior_register (win32_thread_info *th, int r)
if (r == FCS_REGNUM)
{
l = *((long *) context_offset) & 0xffff;
supply_register (r, (char *) &l);
supply_register (regcache, r, (char *) &l);
}
else if (r == FOP_REGNUM)
{
l = (*((long *) context_offset) >> 16) & ((1 << 11) - 1);
supply_register (r, (char *) &l);
supply_register (regcache, r, (char *) &l);
}
else
supply_register (r, context_offset);
supply_register (regcache, r, context_offset);
}
/* Store a new register value into the thread context of TH. */
static void
i386_store_inferior_register (win32_thread_info *th, int r)
i386_store_inferior_register (struct regcache *regcache,
win32_thread_info *th, int r)
{
char *context_offset = (char *) &th->context + mappings[r];
collect_register (r, context_offset);
collect_register (regcache, r, context_offset);
}
static const unsigned char i386_win32_breakpoint = 0xcc;

24
gdb/gdbserver/win32-low.c
View File

@ -372,29 +372,29 @@ child_continue (DWORD continue_status, int thread_id)
/* Fetch register(s) from the current thread context. */
static void
child_fetch_inferior_registers (int r)
child_fetch_inferior_registers (struct regcache *regcache, int r)
{
int regno;
win32_thread_info *th = thread_rec (current_inferior_ptid (), TRUE);
if (r == -1 || r > NUM_REGS)
child_fetch_inferior_registers (NUM_REGS);
child_fetch_inferior_registers (regcache, NUM_REGS);
else
for (regno = 0; regno < r; regno++)
(*the_low_target.fetch_inferior_register) (th, regno);
(*the_low_target.fetch_inferior_register) (regcache, th, regno);
}
/* Store a new register value into the current thread context. We don't
change the program's context until later, when we resume it. */
static void
child_store_inferior_registers (int r)
child_store_inferior_registers (struct regcache *regcache, int r)
{
int regno;
win32_thread_info *th = thread_rec (current_inferior_ptid (), TRUE);
if (r == -1 || r == 0 || r > NUM_REGS)
child_store_inferior_registers (NUM_REGS);
child_store_inferior_registers (regcache, NUM_REGS);
else
for (regno = 0; regno < r; regno++)
(*the_low_target.store_inferior_register) (th, regno);
(*the_low_target.store_inferior_register) (regcache, th, regno);
}
/* Map the Windows error number in ERROR to a locale-dependent error
@ -1569,6 +1569,7 @@ static ptid_t
win32_wait (ptid_t ptid, struct target_waitstatus *ourstatus, int options)
{
struct process_info *process;
struct regcache *regcache;
while (1)
{
@ -1590,7 +1591,8 @@ win32_wait (ptid_t ptid, struct target_waitstatus *ourstatus, int options)
OUTMSG2 (("Child Stopped with signal = %d \n",
ourstatus->value.sig));
child_fetch_inferior_registers (-1);
regcache = get_thread_regcache (current_inferior, 1);
child_fetch_inferior_registers (regcache, -1);
if (ourstatus->kind == TARGET_WAITKIND_LOADED
&& !server_waiting)
@ -1622,17 +1624,17 @@ win32_wait (ptid_t ptid, struct target_waitstatus *ourstatus, int options)
/* Fetch registers from the inferior process.
If REGNO is -1, fetch all registers; otherwise, fetch at least REGNO. */
static void
win32_fetch_inferior_registers (int regno)
win32_fetch_inferior_registers (struct regcache *regcache, int regno)
{
child_fetch_inferior_registers (regno);
child_fetch_inferior_registers (regcache, regno);
}
/* Store registers to the inferior process.
If REGNO is -1, store all registers; otherwise, store at least REGNO. */
static void
win32_store_inferior_registers (int regno)
win32_store_inferior_registers (struct regcache *regcache, int regno)
{
child_store_inferior_registers (regno);
child_store_inferior_registers (regcache, regno);
}
/* Read memory from the inferior process. This should generally be

6
gdb/gdbserver/win32-low.h
View File

@ -61,10 +61,12 @@ struct win32_target_ops
void (*thread_added) (win32_thread_info *th);
/* Fetch register from gdbserver regcache data. */
void (*fetch_inferior_register) (win32_thread_info *th, int r);
void (*fetch_inferior_register) (struct regcache *regcache,
win32_thread_info *th, int r);
/* Store a new register value into the thread context of TH. */
void (*store_inferior_register) (win32_thread_info *th, int r);
void (*store_inferior_register) (struct regcache *regcache,
win32_thread_info *th, int r);
void (*single_step) (win32_thread_info *th);