mirror of
https://github.com/darlinghq/darling-gdb.git
synced 2025-02-24 03:23:16 +00:00
* ppc-linux-nat.c (right_fill_reg): Delete.
(supply_gregset): Use ppc_supply_gregset. (supply_fpregset): Use ppc_supply_fpregset. (fill_gregset): Use ppc_collect_gregset. (fill_fpregset): Use ppc_collect_fpregset. * ppc-linux-tdep.c (PPC_LINUX_PT_*): Don't define. (right_supply_register, ppc_linux_supply_gregset): Delete. (ppc32_linux_supply_gregset, ppc64_linux_supply_gregset): Delete. (ppc_linux_supply_fpregset): Delete. (ppc_linux_collect_gregset): New function. (ppc32_linux_reg_offsets, ppc64_linux_reg_offsets): New. (ppc32_linux_gregset, ppc64_linux_gregset): Update to use reg offsets, ppc_linux_supply_gregset, and ppc_collect_gregset. (ppc_linux_fpregset): Rename to ppc32_linux_fpregset and update. (ppc_linux_gregset, ppc_linux_fpregset): New functions. (ppc_linux_regset_from_core_section): Update. * ppc-tdep.h (ppc_linux_gregset, ppc_linux_fpregset): Declare. (ppc_linux_supply_gregset, ppc_linux_supply_fpregset): Delete. (struct ppc_reg_offsets): Add gpr_size, xr_size, fpscr_size fields. * ppcobsd-tdep.c (ppcobsd_supply_gregset): Delete FIXME and assert. (ppcobsd_collect_gregset): Likewise. (_initialize_ppcnbsd_tdep): Init gpr_size, xr_size, fpscr_size. * ppcnbsd-tdep.c (_initialize_ppcobsd_tdep): Likewise. * ppcobsd-nat.c (_initialize_ppcobsd_nat): Likewise. * rs6000-aix-tdep.c (rs6000_aix32_reg_offsets): Likewise. (rs6000_aix64_reg_offsets): Likewise. (rs6000_aix_supply_regset): Call ppc_supply_fpregset without testing ppc_floating_point_unit_p. (rs6000_aix_collect_regset): Similarly. * rs6000-tdep.c (ppc_supply_reg): Add regsize param. Adjust offset when regsize is larger than regcache register size. (ppc_collect_reg): Similarly zero pad when regsize is larger than regcache register size. (ppc_greg_offset): New function, split out from.. (ppc_supply_gregset): ..here. Separate code handling all regs from single reg case. Correct xer offset. (ppc_fpreg_offset): New function, split out from.. (ppc_supply_fpregset): ..here. Separate code handling all regs from single reg case. (ppc_collect_gregset, ppc_collect_fpregset): Likewise. (ppc_supply_fpregset, ppc_collect_fpregset): Don't assert we have a fp unit, instead return if no fp.
This commit is contained in:
Alan Modra
parent
2db6cde736
commit
f2db237aa1
@ -1,3 +1,48 @@
|
||||
2007-08-30 Alan Modra <amodra@bigpond.net.au>
|
||||
|
||||
* ppc-linux-nat.c (right_fill_reg): Delete.
|
||||
(supply_gregset): Use ppc_supply_gregset.
|
||||
(supply_fpregset): Use ppc_supply_fpregset.
|
||||
(fill_gregset): Use ppc_collect_gregset.
|
||||
(fill_fpregset): Use ppc_collect_fpregset.
|
||||
* ppc-linux-tdep.c (PPC_LINUX_PT_*): Don't define.
|
||||
(right_supply_register, ppc_linux_supply_gregset): Delete.
|
||||
(ppc32_linux_supply_gregset, ppc64_linux_supply_gregset): Delete.
|
||||
(ppc_linux_supply_fpregset): Delete.
|
||||
(ppc_linux_collect_gregset): New function.
|
||||
(ppc32_linux_reg_offsets, ppc64_linux_reg_offsets): New.
|
||||
(ppc32_linux_gregset, ppc64_linux_gregset): Update to use reg offsets,
|
||||
ppc_linux_supply_gregset, and ppc_collect_gregset.
|
||||
(ppc_linux_fpregset): Rename to ppc32_linux_fpregset and update.
|
||||
(ppc_linux_gregset, ppc_linux_fpregset): New functions.
|
||||
(ppc_linux_regset_from_core_section): Update.
|
||||
* ppc-tdep.h (ppc_linux_gregset, ppc_linux_fpregset): Declare.
|
||||
(ppc_linux_supply_gregset, ppc_linux_supply_fpregset): Delete.
|
||||
(struct ppc_reg_offsets): Add gpr_size, xr_size, fpscr_size fields.
|
||||
* ppcobsd-tdep.c (ppcobsd_supply_gregset): Delete FIXME and assert.
|
||||
(ppcobsd_collect_gregset): Likewise.
|
||||
(_initialize_ppcnbsd_tdep): Init gpr_size, xr_size, fpscr_size.
|
||||
* ppcnbsd-tdep.c (_initialize_ppcobsd_tdep): Likewise.
|
||||
* ppcobsd-nat.c (_initialize_ppcobsd_nat): Likewise.
|
||||
* rs6000-aix-tdep.c (rs6000_aix32_reg_offsets): Likewise.
|
||||
(rs6000_aix64_reg_offsets): Likewise.
|
||||
(rs6000_aix_supply_regset): Call ppc_supply_fpregset without testing
|
||||
ppc_floating_point_unit_p.
|
||||
(rs6000_aix_collect_regset): Similarly.
|
||||
* rs6000-tdep.c (ppc_supply_reg): Add regsize param. Adjust offset
|
||||
when regsize is larger than regcache register size.
|
||||
(ppc_collect_reg): Similarly zero pad when regsize is larger than
|
||||
regcache register size.
|
||||
(ppc_greg_offset): New function, split out from..
|
||||
(ppc_supply_gregset): ..here. Separate code handling all regs from
|
||||
single reg case. Correct xer offset.
|
||||
(ppc_fpreg_offset): New function, split out from..
|
||||
(ppc_supply_fpregset): ..here. Separate code handling all regs from
|
||||
single reg case.
|
||||
(ppc_collect_gregset, ppc_collect_fpregset): Likewise.
|
||||
(ppc_supply_fpregset, ppc_collect_fpregset): Don't assert we have
|
||||
a fp unit, instead return if no fp.
|
||||
|
||||
2007-08-29 Jim Blandy <jimb@codesourcery.com>
|
||||
|
||||
* breakpoint.c (watch_command_1): Remove '#ifdef HPUXHPPA' block;
|
||||
|
||||
@ -901,101 +901,48 @@ ppc_linux_store_inferior_registers (struct regcache *regcache, int regno)
|
||||
store_ppc_registers (regcache, tid);
|
||||
}
|
||||
|
||||
/* Functions for transferring registers between a gregset_t or fpregset_t
|
||||
(see sys/ucontext.h) and gdb's regcache. The word size is that used
|
||||
by the ptrace interface, not the current program's ABI. eg. If a
|
||||
powerpc64-linux gdb is being used to debug a powerpc32-linux app, we
|
||||
read or write 64-bit gregsets. This is to suit the host libthread_db. */
|
||||
|
||||
void
|
||||
supply_gregset (struct regcache *regcache, const gdb_gregset_t *gregsetp)
|
||||
{
|
||||
/* NOTE: cagney/2003-11-25: This is the word size used by the ptrace
|
||||
interface, and not the wordsize of the program's ABI. */
|
||||
int wordsize = sizeof (long);
|
||||
ppc_linux_supply_gregset (regcache, -1, gregsetp,
|
||||
sizeof (gdb_gregset_t), wordsize);
|
||||
}
|
||||
const struct regset *regset = ppc_linux_gregset (sizeof (long));
|
||||
|
||||
static void
|
||||
right_fill_reg (const struct regcache *regcache, int regnum, void *reg)
|
||||
{
|
||||
/* NOTE: cagney/2003-11-25: This is the word size used by the ptrace
|
||||
interface, and not the wordsize of the program's ABI. */
|
||||
int wordsize = sizeof (long);
|
||||
/* Right fill the register. */
|
||||
regcache_raw_collect (regcache, regnum,
|
||||
((bfd_byte *) reg
|
||||
+ wordsize
|
||||
- register_size (current_gdbarch, regnum)));
|
||||
ppc_supply_gregset (regset, regcache, -1, gregsetp, sizeof (*gregsetp));
|
||||
}
|
||||
|
||||
void
|
||||
fill_gregset (const struct regcache *regcache,
|
||||
gdb_gregset_t *gregsetp, int regno)
|
||||
{
|
||||
int regi;
|
||||
elf_greg_t *regp = (elf_greg_t *) gregsetp;
|
||||
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
|
||||
const int elf_ngreg = 48;
|
||||
const struct regset *regset = ppc_linux_gregset (sizeof (long));
|
||||
|
||||
|
||||
/* Start with zeros. */
|
||||
memset (regp, 0, elf_ngreg * sizeof (*regp));
|
||||
|
||||
for (regi = 0; regi < ppc_num_gprs; regi++)
|
||||
{
|
||||
if ((regno == -1) || regno == tdep->ppc_gp0_regnum + regi)
|
||||
right_fill_reg (regcache, tdep->ppc_gp0_regnum + regi,
|
||||
(regp + PT_R0 + regi));
|
||||
}
|
||||
|
||||
if ((regno == -1) || regno == gdbarch_pc_regnum (current_gdbarch))
|
||||
right_fill_reg (regcache, gdbarch_pc_regnum (current_gdbarch),
|
||||
regp + PT_NIP);
|
||||
if ((regno == -1) || regno == tdep->ppc_lr_regnum)
|
||||
right_fill_reg (regcache, tdep->ppc_lr_regnum, regp + PT_LNK);
|
||||
if ((regno == -1) || regno == tdep->ppc_cr_regnum)
|
||||
regcache_raw_collect (regcache, tdep->ppc_cr_regnum,
|
||||
regp + PT_CCR);
|
||||
if ((regno == -1) || regno == tdep->ppc_xer_regnum)
|
||||
regcache_raw_collect (regcache, tdep->ppc_xer_regnum,
|
||||
regp + PT_XER);
|
||||
if ((regno == -1) || regno == tdep->ppc_ctr_regnum)
|
||||
right_fill_reg (regcache, tdep->ppc_ctr_regnum, regp + PT_CTR);
|
||||
#ifdef PT_MQ
|
||||
if (((regno == -1) || regno == tdep->ppc_mq_regnum)
|
||||
&& (tdep->ppc_mq_regnum != -1))
|
||||
right_fill_reg (regcache, tdep->ppc_mq_regnum, regp + PT_MQ);
|
||||
#endif
|
||||
if ((regno == -1) || regno == tdep->ppc_ps_regnum)
|
||||
right_fill_reg (regcache, tdep->ppc_ps_regnum, regp + PT_MSR);
|
||||
if (regno == -1)
|
||||
memset (gregsetp, 0, sizeof (*gregsetp));
|
||||
ppc_collect_gregset (regset, regcache, regno, gregsetp, sizeof (*gregsetp));
|
||||
}
|
||||
|
||||
void
|
||||
supply_fpregset (struct regcache *regcache, const gdb_fpregset_t * fpregsetp)
|
||||
{
|
||||
ppc_linux_supply_fpregset (NULL, regcache, -1, fpregsetp,
|
||||
sizeof (gdb_fpregset_t));
|
||||
const struct regset *regset = ppc_linux_fpregset ();
|
||||
|
||||
ppc_supply_fpregset (regset, regcache, -1,
|
||||
fpregsetp, sizeof (*fpregsetp));
|
||||
}
|
||||
|
||||
/* Given a pointer to a floating point register set in /proc format
|
||||
(fpregset_t *), update the register specified by REGNO from gdb's
|
||||
idea of the current floating point register set. If REGNO is -1,
|
||||
update them all. */
|
||||
void
|
||||
fill_fpregset (const struct regcache *regcache,
|
||||
gdb_fpregset_t *fpregsetp, int regno)
|
||||
{
|
||||
int regi;
|
||||
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
|
||||
bfd_byte *fpp = (void *) fpregsetp;
|
||||
const struct regset *regset = ppc_linux_fpregset ();
|
||||
|
||||
if (ppc_floating_point_unit_p (current_gdbarch))
|
||||
{
|
||||
for (regi = 0; regi < ppc_num_fprs; regi++)
|
||||
{
|
||||
if ((regno == -1) || (regno == tdep->ppc_fp0_regnum + regi))
|
||||
regcache_raw_collect (regcache, tdep->ppc_fp0_regnum + regi,
|
||||
fpp + 8 * regi);
|
||||
}
|
||||
if (regno == -1 || regno == tdep->ppc_fpscr_regnum)
|
||||
right_fill_reg (regcache, tdep->ppc_fpscr_regnum, (fpp + 8 * 32));
|
||||
}
|
||||
ppc_collect_fpregset (regset, regcache, regno,
|
||||
fpregsetp, sizeof (*fpregsetp));
|
||||
}
|
||||
|
||||
void _initialize_ppc_linux_nat (void);
|
||||
|
||||
@ -38,51 +38,6 @@
|
||||
#include "frame-unwind.h"
|
||||
#include "tramp-frame.h"
|
||||
|
||||
/* From <asm/ptrace.h>, values for PT_NIP, PT_R1, and PT_LNK */
|
||||
#define PPC_LINUX_PT_R0 0
|
||||
#define PPC_LINUX_PT_R1 1
|
||||
#define PPC_LINUX_PT_R2 2
|
||||
#define PPC_LINUX_PT_R3 3
|
||||
#define PPC_LINUX_PT_R4 4
|
||||
#define PPC_LINUX_PT_R5 5
|
||||
#define PPC_LINUX_PT_R6 6
|
||||
#define PPC_LINUX_PT_R7 7
|
||||
#define PPC_LINUX_PT_R8 8
|
||||
#define PPC_LINUX_PT_R9 9
|
||||
#define PPC_LINUX_PT_R10 10
|
||||
#define PPC_LINUX_PT_R11 11
|
||||
#define PPC_LINUX_PT_R12 12
|
||||
#define PPC_LINUX_PT_R13 13
|
||||
#define PPC_LINUX_PT_R14 14
|
||||
#define PPC_LINUX_PT_R15 15
|
||||
#define PPC_LINUX_PT_R16 16
|
||||
#define PPC_LINUX_PT_R17 17
|
||||
#define PPC_LINUX_PT_R18 18
|
||||
#define PPC_LINUX_PT_R19 19
|
||||
#define PPC_LINUX_PT_R20 20
|
||||
#define PPC_LINUX_PT_R21 21
|
||||
#define PPC_LINUX_PT_R22 22
|
||||
#define PPC_LINUX_PT_R23 23
|
||||
#define PPC_LINUX_PT_R24 24
|
||||
#define PPC_LINUX_PT_R25 25
|
||||
#define PPC_LINUX_PT_R26 26
|
||||
#define PPC_LINUX_PT_R27 27
|
||||
#define PPC_LINUX_PT_R28 28
|
||||
#define PPC_LINUX_PT_R29 29
|
||||
#define PPC_LINUX_PT_R30 30
|
||||
#define PPC_LINUX_PT_R31 31
|
||||
#define PPC_LINUX_PT_NIP 32
|
||||
#define PPC_LINUX_PT_MSR 33
|
||||
#define PPC_LINUX_PT_CTR 35
|
||||
#define PPC_LINUX_PT_LNK 36
|
||||
#define PPC_LINUX_PT_XER 37
|
||||
#define PPC_LINUX_PT_CCR 38
|
||||
#define PPC_LINUX_PT_MQ 39
|
||||
#define PPC_LINUX_PT_FPR0 48 /* each FP reg occupies 2 slots in this space */
|
||||
#define PPC_LINUX_PT_FPR31 (PPC_LINUX_PT_FPR0 + 2*31)
|
||||
#define PPC_LINUX_PT_FPSCR (PPC_LINUX_PT_FPR0 + 2*32 + 1)
|
||||
|
||||
|
||||
static CORE_ADDR
|
||||
ppc_linux_skip_trampoline_code (struct frame_info *frame, CORE_ADDR pc)
|
||||
{
|
||||
@ -660,99 +615,102 @@ ppc_linux_convert_from_func_ptr_addr (struct gdbarch *gdbarch,
|
||||
return addr;
|
||||
}
|
||||
|
||||
static void
|
||||
right_supply_register (struct regcache *regcache, int wordsize, int regnum,
|
||||
const bfd_byte *buf)
|
||||
{
|
||||
regcache_raw_supply (regcache, regnum,
|
||||
(buf + wordsize - register_size (current_gdbarch, regnum)));
|
||||
}
|
||||
|
||||
/* Extract the register values found in the WORDSIZED ABI GREGSET,
|
||||
storing their values in REGCACHE. Note that some are left-aligned,
|
||||
while others are right aligned. */
|
||||
|
||||
void
|
||||
ppc_linux_supply_gregset (struct regcache *regcache,
|
||||
int regnum, const void *gregs, size_t size,
|
||||
int wordsize)
|
||||
{
|
||||
int regi;
|
||||
struct gdbarch *regcache_arch = get_regcache_arch (regcache);
|
||||
struct gdbarch_tdep *regcache_tdep = gdbarch_tdep (regcache_arch);
|
||||
const bfd_byte *buf = gregs;
|
||||
|
||||
for (regi = 0; regi < ppc_num_gprs; regi++)
|
||||
right_supply_register (regcache, wordsize,
|
||||
regcache_tdep->ppc_gp0_regnum + regi,
|
||||
buf + wordsize * regi);
|
||||
|
||||
right_supply_register (regcache, wordsize, gdbarch_pc_regnum (regcache_arch),
|
||||
buf + wordsize * PPC_LINUX_PT_NIP);
|
||||
right_supply_register (regcache, wordsize, regcache_tdep->ppc_lr_regnum,
|
||||
buf + wordsize * PPC_LINUX_PT_LNK);
|
||||
regcache_raw_supply (regcache, regcache_tdep->ppc_cr_regnum,
|
||||
buf + wordsize * PPC_LINUX_PT_CCR);
|
||||
regcache_raw_supply (regcache, regcache_tdep->ppc_xer_regnum,
|
||||
buf + wordsize * PPC_LINUX_PT_XER);
|
||||
regcache_raw_supply (regcache, regcache_tdep->ppc_ctr_regnum,
|
||||
buf + wordsize * PPC_LINUX_PT_CTR);
|
||||
if (regcache_tdep->ppc_mq_regnum != -1)
|
||||
right_supply_register (regcache, wordsize, regcache_tdep->ppc_mq_regnum,
|
||||
buf + wordsize * PPC_LINUX_PT_MQ);
|
||||
right_supply_register (regcache, wordsize, regcache_tdep->ppc_ps_regnum,
|
||||
buf + wordsize * PPC_LINUX_PT_MSR);
|
||||
}
|
||||
/* This wrapper clears areas in the linux gregset not written by
|
||||
ppc_collect_gregset. */
|
||||
|
||||
static void
|
||||
ppc32_linux_supply_gregset (const struct regset *regset,
|
||||
struct regcache *regcache,
|
||||
int regnum, const void *gregs, size_t size)
|
||||
ppc_linux_collect_gregset (const struct regset *regset,
|
||||
const struct regcache *regcache,
|
||||
int regnum, void *gregs, size_t len)
|
||||
{
|
||||
ppc_linux_supply_gregset (regcache, regnum, gregs, size, 4);
|
||||
if (regnum == -1)
|
||||
memset (gregs, 0, len);
|
||||
ppc_collect_gregset (regset, regcache, regnum, gregs, len);
|
||||
}
|
||||
|
||||
static struct regset ppc32_linux_gregset = {
|
||||
NULL, ppc32_linux_supply_gregset
|
||||
/* Regset descriptions. */
|
||||
static const struct ppc_reg_offsets ppc32_linux_reg_offsets =
|
||||
{
|
||||
/* General-purpose registers. */
|
||||
/* .r0_offset = */ 0,
|
||||
/* .gpr_size = */ 4,
|
||||
/* .xr_size = */ 4,
|
||||
/* .pc_offset = */ 128,
|
||||
/* .ps_offset = */ 132,
|
||||
/* .cr_offset = */ 152,
|
||||
/* .lr_offset = */ 144,
|
||||
/* .ctr_offset = */ 140,
|
||||
/* .xer_offset = */ 148,
|
||||
/* .mq_offset = */ 156,
|
||||
|
||||
/* Floating-point registers. */
|
||||
/* .f0_offset = */ 0,
|
||||
/* .fpscr_offset = */ 256,
|
||||
/* .fpscr_size = */ 8,
|
||||
|
||||
/* AltiVec registers. */
|
||||
/* .vr0_offset = */ 0,
|
||||
/* .vrsave_offset = */ 512,
|
||||
/* .vscr_offset = */ 512 + 12
|
||||
};
|
||||
|
||||
static void
|
||||
ppc64_linux_supply_gregset (const struct regset *regset,
|
||||
struct regcache * regcache,
|
||||
int regnum, const void *gregs, size_t size)
|
||||
static const struct ppc_reg_offsets ppc64_linux_reg_offsets =
|
||||
{
|
||||
ppc_linux_supply_gregset (regcache, regnum, gregs, size, 8);
|
||||
}
|
||||
/* General-purpose registers. */
|
||||
/* .r0_offset = */ 0,
|
||||
/* .gpr_size = */ 8,
|
||||
/* .xr_size = */ 8,
|
||||
/* .pc_offset = */ 256,
|
||||
/* .ps_offset = */ 264,
|
||||
/* .cr_offset = */ 304,
|
||||
/* .lr_offset = */ 288,
|
||||
/* .ctr_offset = */ 280,
|
||||
/* .xer_offset = */ 296,
|
||||
/* .mq_offset = */ 312,
|
||||
|
||||
static struct regset ppc64_linux_gregset = {
|
||||
NULL, ppc64_linux_supply_gregset
|
||||
/* Floating-point registers. */
|
||||
/* .f0_offset = */ 0,
|
||||
/* .fpscr_offset = */ 256,
|
||||
/* .fpscr_size = */ 8,
|
||||
|
||||
/* AltiVec registers. */
|
||||
/* .vr0_offset = */ 0,
|
||||
/* .vrsave_offset = */ 528,
|
||||
/* .vscr_offset = */ 512 + 12
|
||||
};
|
||||
|
||||
void
|
||||
ppc_linux_supply_fpregset (const struct regset *regset,
|
||||
struct regcache * regcache,
|
||||
int regnum, const void *fpset, size_t size)
|
||||
static const struct regset ppc32_linux_gregset = {
|
||||
&ppc32_linux_reg_offsets,
|
||||
ppc_supply_gregset,
|
||||
ppc_linux_collect_gregset,
|
||||
NULL
|
||||
};
|
||||
|
||||
static const struct regset ppc64_linux_gregset = {
|
||||
&ppc64_linux_reg_offsets,
|
||||
ppc_supply_gregset,
|
||||
ppc_linux_collect_gregset,
|
||||
NULL
|
||||
};
|
||||
|
||||
static const struct regset ppc32_linux_fpregset = {
|
||||
&ppc32_linux_reg_offsets,
|
||||
ppc_supply_fpregset,
|
||||
ppc_collect_fpregset,
|
||||
NULL
|
||||
};
|
||||
|
||||
const struct regset *
|
||||
ppc_linux_gregset (int wordsize)
|
||||
{
|
||||
int regi;
|
||||
struct gdbarch *regcache_arch = get_regcache_arch (regcache);
|
||||
struct gdbarch_tdep *regcache_tdep = gdbarch_tdep (regcache_arch);
|
||||
const bfd_byte *buf = fpset;
|
||||
|
||||
if (! ppc_floating_point_unit_p (regcache_arch))
|
||||
return;
|
||||
|
||||
for (regi = 0; regi < ppc_num_fprs; regi++)
|
||||
regcache_raw_supply (regcache,
|
||||
regcache_tdep->ppc_fp0_regnum + regi,
|
||||
buf + 8 * regi);
|
||||
|
||||
/* The FPSCR is stored in the low order word of the last
|
||||
doubleword in the fpregset. */
|
||||
regcache_raw_supply (regcache, regcache_tdep->ppc_fpscr_regnum,
|
||||
buf + 8 * 32 + 4);
|
||||
return wordsize == 8 ? &ppc64_linux_gregset : &ppc32_linux_gregset;
|
||||
}
|
||||
|
||||
static struct regset ppc_linux_fpregset = { NULL, ppc_linux_supply_fpregset };
|
||||
const struct regset *
|
||||
ppc_linux_fpregset (void)
|
||||
{
|
||||
return &ppc32_linux_fpregset;
|
||||
}
|
||||
|
||||
static const struct regset *
|
||||
ppc_linux_regset_from_core_section (struct gdbarch *core_arch,
|
||||
@ -767,7 +725,7 @@ ppc_linux_regset_from_core_section (struct gdbarch *core_arch,
|
||||
return &ppc64_linux_gregset;
|
||||
}
|
||||
if (strcmp (sect_name, ".reg2") == 0)
|
||||
return &ppc_linux_fpregset;
|
||||
return &ppc32_linux_fpregset;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
|
||||
@ -56,12 +56,8 @@ CORE_ADDR ppc64_sysv_abi_adjust_breakpoint_address (struct gdbarch *gdbarch,
|
||||
CORE_ADDR bpaddr);
|
||||
int ppc_linux_memory_remove_breakpoint (struct bp_target_info *bp_tgt);
|
||||
struct link_map_offsets *ppc_linux_svr4_fetch_link_map_offsets (void);
|
||||
void ppc_linux_supply_gregset (struct regcache *regcache,
|
||||
int regnum, const void *gregs, size_t size,
|
||||
int wordsize);
|
||||
void ppc_linux_supply_fpregset (const struct regset *regset,
|
||||
struct regcache *regcache,
|
||||
int regnum, const void *gregs, size_t size);
|
||||
const struct regset *ppc_linux_gregset (int);
|
||||
const struct regset *ppc_linux_fpregset (void);
|
||||
|
||||
enum return_value_convention ppc64_sysv_abi_return_value (struct gdbarch *gdbarch,
|
||||
struct type *valtype,
|
||||
@ -83,6 +79,8 @@ struct ppc_reg_offsets
|
||||
{
|
||||
/* General-purpose registers. */
|
||||
int r0_offset;
|
||||
int gpr_size; /* size for r0-31, pc, ps, lr, ctr. */
|
||||
int xr_size; /* size for cr, xer, mq. */
|
||||
int pc_offset;
|
||||
int ps_offset;
|
||||
int cr_offset;
|
||||
@ -94,6 +92,7 @@ struct ppc_reg_offsets
|
||||
/* Floating-point registers. */
|
||||
int f0_offset;
|
||||
int fpscr_offset;
|
||||
int fpscr_size;
|
||||
|
||||
/* AltiVec registers. */
|
||||
int vr0_offset;
|
||||
|
||||
@ -213,6 +213,8 @@ _initialize_ppcnbsd_tdep (void)
|
||||
{
|
||||
/* General-purpose registers. */
|
||||
ppcnbsd_reg_offsets.r0_offset = 0;
|
||||
ppcnbsd_reg_offsets.gpr_size = 4;
|
||||
ppcnbsd_reg_offsets.xr_size = 4;
|
||||
ppcnbsd_reg_offsets.lr_offset = 128;
|
||||
ppcnbsd_reg_offsets.cr_offset = 132;
|
||||
ppcnbsd_reg_offsets.xer_offset = 136;
|
||||
@ -224,6 +226,7 @@ _initialize_ppcnbsd_tdep (void)
|
||||
/* Floating-point registers. */
|
||||
ppcnbsd_reg_offsets.f0_offset = 0;
|
||||
ppcnbsd_reg_offsets.fpscr_offset = 256;
|
||||
ppcnbsd_reg_offsets.fpscr_size = 4;
|
||||
|
||||
/* AltiVec registers. */
|
||||
ppcnbsd_reg_offsets.vr0_offset = 0;
|
||||
|
||||
@ -198,6 +198,8 @@ _initialize_ppcobsd_nat (void)
|
||||
|
||||
/* General-purpose registers. */
|
||||
ppcobsd_reg_offsets.r0_offset = offsetof (struct reg, gpr);
|
||||
ppcobsd_reg_offsets.gpr_size = 4;
|
||||
ppcobsd_reg_offsets.xr_size = 4;
|
||||
ppcobsd_reg_offsets.pc_offset = offsetof (struct reg, pc);
|
||||
ppcobsd_reg_offsets.ps_offset = offsetof (struct reg, ps);
|
||||
ppcobsd_reg_offsets.cr_offset = offsetof (struct reg, cnd);
|
||||
@ -212,6 +214,7 @@ _initialize_ppcobsd_nat (void)
|
||||
#ifdef PT_GETFPREGS
|
||||
ppcobsd_fpreg_offsets.f0_offset = offsetof (struct fpreg, fpr);
|
||||
ppcobsd_fpreg_offsets.fpscr_offset = offsetof (struct fpreg, fpscr);
|
||||
ppcobsd_fpreg_offsets.fpscr_size = 4;
|
||||
#endif
|
||||
|
||||
/* AltiVec registers. */
|
||||
|
||||
@ -51,18 +51,6 @@ ppcobsd_supply_gregset (const struct regset *regset,
|
||||
struct regcache *regcache, int regnum,
|
||||
const void *gregs, size_t len)
|
||||
{
|
||||
/* FIXME: jimb/2004-05-05: Some PPC variants don't have floating
|
||||
point registers. Traditionally, GDB's register set has still
|
||||
listed the floating point registers for such machines, so this
|
||||
code is harmless. However, the new E500 port actually omits the
|
||||
floating point registers entirely from the register set --- they
|
||||
don't even have register numbers assigned to them.
|
||||
|
||||
It's not clear to me how best to update this code, so this assert
|
||||
will alert the first person to encounter the OpenBSD/E500
|
||||
combination to the problem. */
|
||||
gdb_assert (ppc_floating_point_unit_p (current_gdbarch));
|
||||
|
||||
ppc_supply_gregset (regset, regcache, regnum, gregs, len);
|
||||
ppc_supply_fpregset (regset, regcache, regnum, gregs, len);
|
||||
}
|
||||
@ -77,18 +65,6 @@ ppcobsd_collect_gregset (const struct regset *regset,
|
||||
const struct regcache *regcache, int regnum,
|
||||
void *gregs, size_t len)
|
||||
{
|
||||
/* FIXME: jimb/2004-05-05: Some PPC variants don't have floating
|
||||
point registers. Traditionally, GDB's register set has still
|
||||
listed the floating point registers for such machines, so this
|
||||
code is harmless. However, the new E500 port actually omits the
|
||||
floating point registers entirely from the register set --- they
|
||||
don't even have register numbers assigned to them.
|
||||
|
||||
It's not clear to me how best to update this code, so this assert
|
||||
will alert the first person to encounter the OpenBSD/E500
|
||||
combination to the problem. */
|
||||
gdb_assert (ppc_floating_point_unit_p (current_gdbarch));
|
||||
|
||||
ppc_collect_gregset (regset, regcache, regnum, gregs, len);
|
||||
ppc_collect_fpregset (regset, regcache, regnum, gregs, len);
|
||||
}
|
||||
@ -331,6 +307,8 @@ _initialize_ppcobsd_tdep (void)
|
||||
{
|
||||
/* General-purpose registers. */
|
||||
ppcobsd_reg_offsets.r0_offset = 0;
|
||||
ppcobsd_reg_offsets.gpr_size = 4;
|
||||
ppcobsd_reg_offsets.xr_size = 4;
|
||||
ppcobsd_reg_offsets.pc_offset = 384;
|
||||
ppcobsd_reg_offsets.ps_offset = 388;
|
||||
ppcobsd_reg_offsets.cr_offset = 392;
|
||||
@ -354,5 +332,6 @@ _initialize_ppcobsd_tdep (void)
|
||||
/* Floating-point registers. */
|
||||
ppcobsd_reg_offsets.f0_offset = 0;
|
||||
ppcobsd_reg_offsets.fpscr_offset = 256;
|
||||
ppcobsd_reg_offsets.fpscr_size = 4;
|
||||
}
|
||||
}
|
||||
|
||||
@ -34,6 +34,8 @@ static struct ppc_reg_offsets rs6000_aix32_reg_offsets =
|
||||
{
|
||||
/* General-purpose registers. */
|
||||
208, /* r0_offset */
|
||||
4, /* gpr_size */
|
||||
4, /* xr_size */
|
||||
24, /* pc_offset */
|
||||
28, /* ps_offset */
|
||||
32, /* cr_offset */
|
||||
@ -45,6 +47,7 @@ static struct ppc_reg_offsets rs6000_aix32_reg_offsets =
|
||||
/* Floating-point registers. */
|
||||
336, /* f0_offset */
|
||||
56, /* fpscr_offset */
|
||||
4, /* fpscr_size */
|
||||
|
||||
/* AltiVec registers. */
|
||||
-1, /* vr0_offset */
|
||||
@ -56,6 +59,8 @@ static struct ppc_reg_offsets rs6000_aix64_reg_offsets =
|
||||
{
|
||||
/* General-purpose registers. */
|
||||
0, /* r0_offset */
|
||||
8, /* gpr_size */
|
||||
4, /* xr_size */
|
||||
264, /* pc_offset */
|
||||
256, /* ps_offset */
|
||||
288, /* cr_offset */
|
||||
@ -67,6 +72,7 @@ static struct ppc_reg_offsets rs6000_aix64_reg_offsets =
|
||||
/* Floating-point registers. */
|
||||
312, /* f0_offset */
|
||||
296, /* fpscr_offset */
|
||||
4, /* fpscr_size */
|
||||
|
||||
/* AltiVec registers. */
|
||||
-1, /* vr0_offset */
|
||||
@ -85,8 +91,6 @@ rs6000_aix_supply_regset (const struct regset *regset,
|
||||
const void *gregs, size_t len)
|
||||
{
|
||||
ppc_supply_gregset (regset, regcache, regnum, gregs, len);
|
||||
|
||||
if (ppc_floating_point_unit_p (get_regcache_arch (regcache)))
|
||||
ppc_supply_fpregset (regset, regcache, regnum, gregs, len);
|
||||
}
|
||||
|
||||
@ -101,8 +105,6 @@ rs6000_aix_collect_regset (const struct regset *regset,
|
||||
void *gregs, size_t len)
|
||||
{
|
||||
ppc_collect_gregset (regset, regcache, regnum, gregs, len);
|
||||
|
||||
if (ppc_floating_point_unit_p (get_regcache_arch (regcache)))
|
||||
ppc_collect_fpregset (regset, regcache, regnum, gregs, len);
|
||||
}
|
||||
|
||||
|
||||
@ -302,21 +302,108 @@ rs6000_register_sim_regno (int reg)
|
||||
|
||||
/* Register set support functions. */
|
||||
|
||||
/* REGS + OFFSET contains register REGNUM in a field REGSIZE wide.
|
||||
Write the register to REGCACHE. */
|
||||
|
||||
static void
|
||||
ppc_supply_reg (struct regcache *regcache, int regnum,
|
||||
const gdb_byte *regs, size_t offset)
|
||||
const gdb_byte *regs, size_t offset, int regsize)
|
||||
{
|
||||
if (regnum != -1 && offset != -1)
|
||||
{
|
||||
if (regsize > 4)
|
||||
{
|
||||
struct gdbarch *gdbarch = get_regcache_arch (regcache);
|
||||
int gdb_regsize = register_size (gdbarch, regnum);
|
||||
if (gdb_regsize < regsize
|
||||
&& gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG)
|
||||
offset += regsize - gdb_regsize;
|
||||
}
|
||||
regcache_raw_supply (regcache, regnum, regs + offset);
|
||||
}
|
||||
}
|
||||
|
||||
/* Read register REGNUM from REGCACHE and store to REGS + OFFSET
|
||||
in a field REGSIZE wide. Zero pad as necessary. */
|
||||
|
||||
static void
|
||||
ppc_collect_reg (const struct regcache *regcache, int regnum,
|
||||
gdb_byte *regs, size_t offset)
|
||||
gdb_byte *regs, size_t offset, int regsize)
|
||||
{
|
||||
if (regnum != -1 && offset != -1)
|
||||
{
|
||||
if (regsize > 4)
|
||||
{
|
||||
struct gdbarch *gdbarch = get_regcache_arch (regcache);
|
||||
int gdb_regsize = register_size (gdbarch, regnum);
|
||||
if (gdb_regsize < regsize)
|
||||
{
|
||||
if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG)
|
||||
{
|
||||
memset (regs + offset, 0, regsize - gdb_regsize);
|
||||
offset += regsize - gdb_regsize;
|
||||
}
|
||||
else
|
||||
memset (regs + offset + regsize - gdb_regsize, 0,
|
||||
regsize - gdb_regsize);
|
||||
}
|
||||
}
|
||||
regcache_raw_collect (regcache, regnum, regs + offset);
|
||||
}
|
||||
}
|
||||
|
||||
static int
|
||||
ppc_greg_offset (struct gdbarch *gdbarch,
|
||||
struct gdbarch_tdep *tdep,
|
||||
const struct ppc_reg_offsets *offsets,
|
||||
int regnum,
|
||||
int *regsize)
|
||||
{
|
||||
*regsize = offsets->gpr_size;
|
||||
if (regnum >= tdep->ppc_gp0_regnum
|
||||
&& regnum < tdep->ppc_gp0_regnum + ppc_num_gprs)
|
||||
return (offsets->r0_offset
|
||||
+ (regnum - tdep->ppc_gp0_regnum) * offsets->gpr_size);
|
||||
|
||||
if (regnum == gdbarch_pc_regnum (gdbarch))
|
||||
return offsets->pc_offset;
|
||||
|
||||
if (regnum == tdep->ppc_ps_regnum)
|
||||
return offsets->ps_offset;
|
||||
|
||||
if (regnum == tdep->ppc_lr_regnum)
|
||||
return offsets->lr_offset;
|
||||
|
||||
if (regnum == tdep->ppc_ctr_regnum)
|
||||
return offsets->ctr_offset;
|
||||
|
||||
*regsize = offsets->xr_size;
|
||||
if (regnum == tdep->ppc_cr_regnum)
|
||||
return offsets->cr_offset;
|
||||
|
||||
if (regnum == tdep->ppc_xer_regnum)
|
||||
return offsets->xer_offset;
|
||||
|
||||
if (regnum == tdep->ppc_mq_regnum)
|
||||
return offsets->mq_offset;
|
||||
|
||||
return -1;
|
||||
}
|
||||
|
||||
static int
|
||||
ppc_fpreg_offset (struct gdbarch_tdep *tdep,
|
||||
const struct ppc_reg_offsets *offsets,
|
||||
int regnum)
|
||||
{
|
||||
if (regnum >= tdep->ppc_fp0_regnum
|
||||
&& regnum < tdep->ppc_fp0_regnum + ppc_num_fprs)
|
||||
return offsets->f0_offset + (regnum - tdep->ppc_fp0_regnum) * 8;
|
||||
|
||||
if (regnum == tdep->ppc_fpscr_regnum)
|
||||
return offsets->fpscr_offset;
|
||||
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Supply register REGNUM in the general-purpose register set REGSET
|
||||
from the buffer specified by GREGS and LEN to register cache
|
||||
@ -330,36 +417,37 @@ ppc_supply_gregset (const struct regset *regset, struct regcache *regcache,
|
||||
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
|
||||
const struct ppc_reg_offsets *offsets = regset->descr;
|
||||
size_t offset;
|
||||
int regsize;
|
||||
|
||||
if (regnum == -1)
|
||||
{
|
||||
int i;
|
||||
int gpr_size = offsets->gpr_size;
|
||||
|
||||
for (i = tdep->ppc_gp0_regnum, offset = offsets->r0_offset;
|
||||
i < tdep->ppc_gp0_regnum + ppc_num_gprs;
|
||||
i++, offset += 4)
|
||||
{
|
||||
if (regnum == -1 || regnum == i)
|
||||
ppc_supply_reg (regcache, i, gregs, offset);
|
||||
i++, offset += gpr_size)
|
||||
ppc_supply_reg (regcache, i, gregs, offset, gpr_size);
|
||||
|
||||
ppc_supply_reg (regcache, gdbarch_pc_regnum (gdbarch),
|
||||
gregs, offsets->pc_offset, gpr_size);
|
||||
ppc_supply_reg (regcache, tdep->ppc_ps_regnum,
|
||||
gregs, offsets->ps_offset, gpr_size);
|
||||
ppc_supply_reg (regcache, tdep->ppc_lr_regnum,
|
||||
gregs, offsets->lr_offset, gpr_size);
|
||||
ppc_supply_reg (regcache, tdep->ppc_ctr_regnum,
|
||||
gregs, offsets->ctr_offset, gpr_size);
|
||||
ppc_supply_reg (regcache, tdep->ppc_cr_regnum,
|
||||
gregs, offsets->cr_offset, offsets->xr_size);
|
||||
ppc_supply_reg (regcache, tdep->ppc_xer_regnum,
|
||||
gregs, offsets->xer_offset, offsets->xr_size);
|
||||
ppc_supply_reg (regcache, tdep->ppc_mq_regnum,
|
||||
gregs, offsets->mq_offset, offsets->xr_size);
|
||||
return;
|
||||
}
|
||||
|
||||
if (regnum == -1 || regnum == gdbarch_pc_regnum (current_gdbarch))
|
||||
ppc_supply_reg (regcache, gdbarch_pc_regnum (current_gdbarch),
|
||||
gregs, offsets->pc_offset);
|
||||
if (regnum == -1 || regnum == tdep->ppc_ps_regnum)
|
||||
ppc_supply_reg (regcache, tdep->ppc_ps_regnum,
|
||||
gregs, offsets->ps_offset);
|
||||
if (regnum == -1 || regnum == tdep->ppc_cr_regnum)
|
||||
ppc_supply_reg (regcache, tdep->ppc_cr_regnum,
|
||||
gregs, offsets->cr_offset);
|
||||
if (regnum == -1 || regnum == tdep->ppc_lr_regnum)
|
||||
ppc_supply_reg (regcache, tdep->ppc_lr_regnum,
|
||||
gregs, offsets->lr_offset);
|
||||
if (regnum == -1 || regnum == tdep->ppc_ctr_regnum)
|
||||
ppc_supply_reg (regcache, tdep->ppc_ctr_regnum,
|
||||
gregs, offsets->ctr_offset);
|
||||
if (regnum == -1 || regnum == tdep->ppc_xer_regnum)
|
||||
ppc_supply_reg (regcache, tdep->ppc_xer_regnum,
|
||||
gregs, offsets->cr_offset);
|
||||
if (regnum == -1 || regnum == tdep->ppc_mq_regnum)
|
||||
ppc_supply_reg (regcache, tdep->ppc_mq_regnum, gregs, offsets->mq_offset);
|
||||
offset = ppc_greg_offset (gdbarch, tdep, offsets, regnum, ®size);
|
||||
ppc_supply_reg (regcache, regnum, gregs, offset, regsize);
|
||||
}
|
||||
|
||||
/* Supply register REGNUM in the floating-point register set REGSET
|
||||
@ -371,29 +459,36 @@ ppc_supply_fpregset (const struct regset *regset, struct regcache *regcache,
|
||||
int regnum, const void *fpregs, size_t len)
|
||||
{
|
||||
struct gdbarch *gdbarch = get_regcache_arch (regcache);
|
||||
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
|
||||
const struct ppc_reg_offsets *offsets = regset->descr;
|
||||
struct gdbarch_tdep *tdep;
|
||||
const struct ppc_reg_offsets *offsets;
|
||||
size_t offset;
|
||||
|
||||
if (!ppc_floating_point_unit_p (gdbarch))
|
||||
return;
|
||||
|
||||
tdep = gdbarch_tdep (gdbarch);
|
||||
offsets = regset->descr;
|
||||
if (regnum == -1)
|
||||
{
|
||||
int i;
|
||||
|
||||
gdb_assert (ppc_floating_point_unit_p (gdbarch));
|
||||
|
||||
offset = offsets->f0_offset;
|
||||
for (i = tdep->ppc_fp0_regnum;
|
||||
for (i = tdep->ppc_fp0_regnum, offset = offsets->f0_offset;
|
||||
i < tdep->ppc_fp0_regnum + ppc_num_fprs;
|
||||
i++, offset += 8)
|
||||
{
|
||||
if (regnum == -1 || regnum == i)
|
||||
ppc_supply_reg (regcache, i, fpregs, offset);
|
||||
ppc_supply_reg (regcache, i, fpregs, offset, 8);
|
||||
|
||||
ppc_supply_reg (regcache, tdep->ppc_fpscr_regnum,
|
||||
fpregs, offsets->fpscr_offset, offsets->fpscr_size);
|
||||
return;
|
||||
}
|
||||
|
||||
if (regnum == -1 || regnum == tdep->ppc_fpscr_regnum)
|
||||
ppc_supply_reg (regcache, tdep->ppc_fpscr_regnum,
|
||||
fpregs, offsets->fpscr_offset);
|
||||
offset = ppc_fpreg_offset (tdep, offsets, regnum);
|
||||
ppc_supply_reg (regcache, regnum, fpregs, offset,
|
||||
regnum == tdep->ppc_fpscr_regnum ? offsets->fpscr_size : 8);
|
||||
}
|
||||
|
||||
/* Collect register REGNUM in the general-purpose register set
|
||||
REGSET. from register cache REGCACHE into the buffer specified by
|
||||
REGSET from register cache REGCACHE into the buffer specified by
|
||||
GREGS and LEN. If REGNUM is -1, do this for all registers in
|
||||
REGSET. */
|
||||
|
||||
@ -406,42 +501,41 @@ ppc_collect_gregset (const struct regset *regset,
|
||||
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
|
||||
const struct ppc_reg_offsets *offsets = regset->descr;
|
||||
size_t offset;
|
||||
int i;
|
||||
int regsize;
|
||||
|
||||
offset = offsets->r0_offset;
|
||||
for (i = tdep->ppc_gp0_regnum;
|
||||
i < tdep->ppc_gp0_regnum + ppc_num_gprs;
|
||||
i++, offset += 4)
|
||||
if (regnum == -1)
|
||||
{
|
||||
if (regnum == -1 || regnum == i)
|
||||
ppc_collect_reg (regcache, i, gregs, offset);
|
||||
int i;
|
||||
int gpr_size = offsets->gpr_size;
|
||||
|
||||
for (i = tdep->ppc_gp0_regnum, offset = offsets->r0_offset;
|
||||
i < tdep->ppc_gp0_regnum + ppc_num_gprs;
|
||||
i++, offset += gpr_size)
|
||||
ppc_collect_reg (regcache, i, gregs, offset, gpr_size);
|
||||
|
||||
ppc_collect_reg (regcache, gdbarch_pc_regnum (gdbarch),
|
||||
gregs, offsets->pc_offset, gpr_size);
|
||||
ppc_collect_reg (regcache, tdep->ppc_ps_regnum,
|
||||
gregs, offsets->ps_offset, gpr_size);
|
||||
ppc_collect_reg (regcache, tdep->ppc_lr_regnum,
|
||||
gregs, offsets->lr_offset, gpr_size);
|
||||
ppc_collect_reg (regcache, tdep->ppc_ctr_regnum,
|
||||
gregs, offsets->ctr_offset, gpr_size);
|
||||
ppc_collect_reg (regcache, tdep->ppc_cr_regnum,
|
||||
gregs, offsets->cr_offset, offsets->xr_size);
|
||||
ppc_collect_reg (regcache, tdep->ppc_xer_regnum,
|
||||
gregs, offsets->xer_offset, offsets->xr_size);
|
||||
ppc_collect_reg (regcache, tdep->ppc_mq_regnum,
|
||||
gregs, offsets->mq_offset, offsets->xr_size);
|
||||
return;
|
||||
}
|
||||
|
||||
if (regnum == -1 || regnum == gdbarch_pc_regnum (current_gdbarch))
|
||||
ppc_collect_reg (regcache, gdbarch_pc_regnum (current_gdbarch),
|
||||
gregs, offsets->pc_offset);
|
||||
if (regnum == -1 || regnum == tdep->ppc_ps_regnum)
|
||||
ppc_collect_reg (regcache, tdep->ppc_ps_regnum,
|
||||
gregs, offsets->ps_offset);
|
||||
if (regnum == -1 || regnum == tdep->ppc_cr_regnum)
|
||||
ppc_collect_reg (regcache, tdep->ppc_cr_regnum,
|
||||
gregs, offsets->cr_offset);
|
||||
if (regnum == -1 || regnum == tdep->ppc_lr_regnum)
|
||||
ppc_collect_reg (regcache, tdep->ppc_lr_regnum,
|
||||
gregs, offsets->lr_offset);
|
||||
if (regnum == -1 || regnum == tdep->ppc_ctr_regnum)
|
||||
ppc_collect_reg (regcache, tdep->ppc_ctr_regnum,
|
||||
gregs, offsets->ctr_offset);
|
||||
if (regnum == -1 || regnum == tdep->ppc_xer_regnum)
|
||||
ppc_collect_reg (regcache, tdep->ppc_xer_regnum,
|
||||
gregs, offsets->xer_offset);
|
||||
if (regnum == -1 || regnum == tdep->ppc_mq_regnum)
|
||||
ppc_collect_reg (regcache, tdep->ppc_mq_regnum,
|
||||
gregs, offsets->mq_offset);
|
||||
offset = ppc_greg_offset (gdbarch, tdep, offsets, regnum, ®size);
|
||||
ppc_collect_reg (regcache, regnum, gregs, offset, regsize);
|
||||
}
|
||||
|
||||
/* Collect register REGNUM in the floating-point register set
|
||||
REGSET. from register cache REGCACHE into the buffer specified by
|
||||
REGSET from register cache REGCACHE into the buffer specified by
|
||||
FPREGS and LEN. If REGNUM is -1, do this for all registers in
|
||||
REGSET. */
|
||||
|
||||
@ -451,25 +545,32 @@ ppc_collect_fpregset (const struct regset *regset,
|
||||
int regnum, void *fpregs, size_t len)
|
||||
{
|
||||
struct gdbarch *gdbarch = get_regcache_arch (regcache);
|
||||
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
|
||||
const struct ppc_reg_offsets *offsets = regset->descr;
|
||||
struct gdbarch_tdep *tdep;
|
||||
const struct ppc_reg_offsets *offsets;
|
||||
size_t offset;
|
||||
|
||||
if (!ppc_floating_point_unit_p (gdbarch))
|
||||
return;
|
||||
|
||||
tdep = gdbarch_tdep (gdbarch);
|
||||
offsets = regset->descr;
|
||||
if (regnum == -1)
|
||||
{
|
||||
int i;
|
||||
|
||||
gdb_assert (ppc_floating_point_unit_p (gdbarch));
|
||||
|
||||
offset = offsets->f0_offset;
|
||||
for (i = tdep->ppc_fp0_regnum;
|
||||
i <= tdep->ppc_fp0_regnum + ppc_num_fprs;
|
||||
for (i = tdep->ppc_fp0_regnum, offset = offsets->f0_offset;
|
||||
i < tdep->ppc_fp0_regnum + ppc_num_fprs;
|
||||
i++, offset += 8)
|
||||
{
|
||||
if (regnum == -1 || regnum == i)
|
||||
ppc_collect_reg (regcache, i, fpregs, offset);
|
||||
ppc_collect_reg (regcache, i, fpregs, offset, 8);
|
||||
|
||||
ppc_collect_reg (regcache, tdep->ppc_fpscr_regnum,
|
||||
fpregs, offsets->fpscr_offset, offsets->fpscr_size);
|
||||
return;
|
||||
}
|
||||
|
||||
if (regnum == -1 || regnum == tdep->ppc_fpscr_regnum)
|
||||
ppc_collect_reg (regcache, tdep->ppc_fpscr_regnum,
|
||||
fpregs, offsets->fpscr_offset);
|
||||
offset = ppc_fpreg_offset (tdep, offsets, regnum);
|
||||
ppc_collect_reg (regcache, regnum, fpregs, offset,
|
||||
regnum == tdep->ppc_fpscr_regnum ? offsets->fpscr_size : 8);
|
||||
}
|
||||
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user