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2002-11-06 Andrew Cagney <cagney@redhat.com>

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* i386-tdep.c (i386_mmx_regnum_p): Rename mmx_regnum_p.  Update
	all callers.
	(i386_fp_regnum_p): New function.  Use instead of FP_REGNUM_P.
	(i386_fpc_regnum_p): New function.  Use instead of FPC_REGNUM_P.
	(i386_sse_regnum_p): New function.  Use instead of SSE_REGNUM_P.
	(i386_mxcsr_regnum_p): new function.  Use instead of
	MXCSR_REGNUM_P.
	* i386-tdep.h (SSE_REGNUM_P): Delete macro.
	(i386_sse_regnum_p): Declare.
	(i386_mxcsr_regnum_p): Declare.
	(FP_REGNUM_P, FPC_REGNUM_P): Delete macros.
	(i386_fp_regnum_p, i386_fpc_regnum_p): Declare.
	(IS_FP_REGNUM): Update definition.
	(IS_FPU_CTRL_REGNUM): Update definition..
	(IS_SSE_REGNUM): Update definition..
	* i386v-nat.c (register_u_addr): Update.
	* go32-nat.c (fetch_register): Update.
	(store_register): Update.
This commit is contained in:
Andrew Cagney 2002-11-08 16:52:37 +00:00
parent d709c02007
commit 23a3445934
5 changed files with 81 additions and 23 deletions
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21
gdb/ChangeLog
View File

@ -1,3 +1,24 @@
2002-11-06 Andrew Cagney <cagney@redhat.com>
* i386-tdep.c (i386_mmx_regnum_p): Rename mmx_regnum_p. Update
all callers.
(i386_fp_regnum_p): New function. Use instead of FP_REGNUM_P.
(i386_fpc_regnum_p): New function. Use instead of FPC_REGNUM_P.
(i386_sse_regnum_p): New function. Use instead of SSE_REGNUM_P.
(i386_mxcsr_regnum_p): new function. Use instead of
MXCSR_REGNUM_P.
* i386-tdep.h (SSE_REGNUM_P): Delete macro.
(i386_sse_regnum_p): Declare.
(i386_mxcsr_regnum_p): Declare.
(FP_REGNUM_P, FPC_REGNUM_P): Delete macros.
(i386_fp_regnum_p, i386_fpc_regnum_p): Declare.
(IS_FP_REGNUM): Update definition.
(IS_FPU_CTRL_REGNUM): Update definition..
(IS_SSE_REGNUM): Update definition..
* i386v-nat.c (register_u_addr): Update.
* go32-nat.c (fetch_register): Update.
(store_register): Update.
2002-11-07 Joel Brobecker <brobecker@gnat.com>
Preparation work to convert the hppa targets to multiarch partial.

4
gdb/go32-nat.c
View File

@ -467,7 +467,7 @@ fetch_register (int regno)
{
if (regno < FP0_REGNUM)
supply_register (regno, (char *) &a_tss + regno_mapping[regno].tss_ofs);
else if (FP_REGNUM_P (regno) || FPC_REGNUM_P (regno))
else if (i386_fp_regnum_p (regno) || i386_fpc_regnum_p (regno))
i387_supply_register (regno, (char *) &npx);
else
internal_error (__FILE__, __LINE__,
@ -492,7 +492,7 @@ store_register (int regno)
{
if (regno < FP0_REGNUM)
regcache_collect (regno, (char *) &a_tss + regno_mapping[regno].tss_ofs);
else if (FP_REGNUM_P (regno) || FPC_REGNUM_P (regno))
else if (i386_fp_regnum_p (regno) || i386_fpc_regnum_p (regno))
i387_fill_fsave ((char *) &npx, regno);
else
internal_error (__FILE__, __LINE__,

52
gdb/i386-tdep.c
View File

@ -70,11 +70,43 @@ static const int mmx_num_regs = (sizeof (i386_mmx_names)
#define MM0_REGNUM (NUM_REGS)
static int
mmx_regnum_p (int reg)
i386_mmx_regnum_p (int reg)
{
return (reg >= MM0_REGNUM && reg < MM0_REGNUM + mmx_num_regs);
}
/* FP register? */
int
i386_fp_regnum_p (int regnum)
{
return (regnum < NUM_REGS
&& (FP0_REGNUM && FP0_REGNUM <= (regnum) && (regnum) < FPC_REGNUM));
}
int
i386_fpc_regnum_p (int regnum)
{
return (regnum < NUM_REGS
&& (FPC_REGNUM <= (regnum) && (regnum) < XMM0_REGNUM));
}
/* SSE register? */
int
i386_sse_regnum_p (int regnum)
{
return (regnum < NUM_REGS
&& (XMM0_REGNUM <= (regnum) && (regnum) < MXCSR_REGNUM));
}
int
i386_mxcsr_regnum_p (int regnum)
{
return (regnum < NUM_REGS
&& (regnum == MXCSR_REGNUM));
}
/* Return the name of register REG. */
const char *
@ -82,7 +114,7 @@ i386_register_name (int reg)
{
if (reg < 0)
return NULL;
if (mmx_regnum_p (reg))
if (i386_mmx_regnum_p (reg))
return i386_mmx_names[reg - MM0_REGNUM];
if (reg >= sizeof (i386_register_names) / sizeof (*i386_register_names))
return NULL;
@ -1098,13 +1130,13 @@ i386_register_virtual_type (int regnum)
if (regnum == PC_REGNUM || regnum == FP_REGNUM || regnum == SP_REGNUM)
return lookup_pointer_type (builtin_type_void);
if (FP_REGNUM_P (regnum))
if (i386_fp_regnum_p (regnum))
return builtin_type_i387_ext;
if (SSE_REGNUM_P (regnum))
if (i386_sse_regnum_p (regnum))
return builtin_type_vec128i;
if (mmx_regnum_p (regnum))
if (i386_mmx_regnum_p (regnum))
return builtin_type_vec64i;
return builtin_type_int;
@ -1131,7 +1163,7 @@ static void
i386_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache,
int regnum, void *buf)
{
if (mmx_regnum_p (regnum))
if (i386_mmx_regnum_p (regnum))
{
char *mmx_buf = alloca (MAX_REGISTER_RAW_SIZE);
int fpnum = mmx_regnum_to_fp_regnum (regcache, regnum);
@ -1147,7 +1179,7 @@ static void
i386_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache,
int regnum, const void *buf)
{
if (mmx_regnum_p (regnum))
if (i386_mmx_regnum_p (regnum))
{
char *mmx_buf = alloca (MAX_REGISTER_RAW_SIZE);
int fpnum = mmx_regnum_to_fp_regnum (regcache, regnum);
@ -1171,7 +1203,7 @@ i386_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache,
static int
i386_register_convertible (int regnum)
{
return FP_REGNUM_P (regnum);
return i386_fp_regnum_p (regnum);
}
/* Convert data from raw format for register REGNUM in buffer FROM to
@ -1181,7 +1213,7 @@ static void
i386_register_convert_to_virtual (int regnum, struct type *type,
char *from, char *to)
{
gdb_assert (FP_REGNUM_P (regnum));
gdb_assert (i386_fp_regnum_p (regnum));
/* We only support floating-point values. */
if (TYPE_CODE (type) != TYPE_CODE_FLT)
@ -1204,7 +1236,7 @@ static void
i386_register_convert_to_raw (struct type *type, int regnum,
char *from, char *to)
{
gdb_assert (FP_REGNUM_P (regnum));
gdb_assert (i386_fp_regnum_p (regnum));
/* We only support floating-point values. */
if (TYPE_CODE (type) != TYPE_CODE_FLT)

25
gdb/i386-tdep.h
View File

@ -113,11 +113,10 @@ struct gdbarch_tdep
/* FPU opcode, bottom eleven bits. */
#define FOP_REGNUM (FPC_REGNUM + 7)
/* Return non-zero if N corresponds to a FPU data registers. */
#define FP_REGNUM_P(n) (FP0_REGNUM && FP0_REGNUM <= (n) && (n) < FPC_REGNUM)
/* Return non-zero if N corresponds to a FPU control register. */
#define FPC_REGNUM_P(n) (FPC_REGNUM <= (n) && (n) < XMM0_REGNUM)
/* Return non-zero if REGNUM matches the FP register and the FP
register set is active. */
extern int i386_fp_regnum_p (int regnum);
extern int i386_fpc_regnum_p (int regnum);
/* SSE registers. */
@ -128,17 +127,23 @@ struct gdbarch_tdep
#define MXCSR_REGNUM \
(XMM0_REGNUM + gdbarch_tdep (current_gdbarch)->num_xmm_regs)
/* Return non-zero if N corresponds to a SSE data register. */
#define SSE_REGNUM_P(n) (XMM0_REGNUM <= (n) && (n) < MXCSR_REGNUM)
/* Return non-zero if REGNUM matches the SSE register and the SSE
register set is active. */
extern int i386_sse_regnum_p (int regnum);
extern int i386_mxcsr_regnum_p (int regnum);
/* Return non-zero if REGNUM matches the ORIG_EAX register and the
register hack is active. */
extern int i386_linux_orig_eax_regnum_p (int regnum);
/* FIXME: kettenis/2001-11-24: Obsolete macro's. */
#define FCS_REGNUM FISEG_REGNUM
#define FCOFF_REGNUM FIOFF_REGNUM
#define FDS_REGNUM FOSEG_REGNUM
#define FDOFF_REGNUM FOOFF_REGNUM
#define IS_FP_REGNUM(n) FP_REGNUM_P (n)
#define IS_FPU_CTRL_REGNUM(n) FPC_REGNUM_P (n)
#define IS_SSE_REGNUM(n) SSE_REGNUM_P (n)
#define IS_FP_REGNUM(n) i386_fp_regnum_p (n)
#define IS_FPU_CTRL_REGNUM(n) i386_fpc_regnum_p (n)
#define IS_SSE_REGNUM(n) i386_sse_regnum_p (n)
#define I386_NUM_GREGS 16
#define I386_NUM_FREGS 16

2
gdb/i386v-nat.c
View File

@ -85,7 +85,7 @@ register_u_addr (CORE_ADDR blockend, int regnum)
struct user u;
CORE_ADDR fpstate;
if (FP_REGNUM_P (regnum))
if (i386_fp_regnum_p (regnum))
{
#ifdef KSTKSZ /* SCO, and others? */
blockend += 4 * (SS + 1) - KSTKSZ;