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* i386-linux-nat.c (dummy_sse_values): Remove function and

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prototype.
(i386_linux_dr_get): Fix typo in comment.
(LINUX_SYSCALL_REGNUM): Define as I386_EAX_REGNUM.
This commit is contained in:
Mark Kettenis 2004-08-14 16:01:39 +00:00
parent 1bdc6c5323
commit 7532965fe1
2 changed files with 7 additions and 28 deletions
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5
gdb/ChangeLog
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@ -1,5 +1,10 @@
2004-08-14 Mark Kettenis <kettenis@gnu.org>
* i386-linux-nat.c (dummy_sse_values): Remove function and
prototype.
(i386_linux_dr_get): Fix typo in comment.
(LINUX_SYSCALL_REGNUM): Define as I386_EAX_REGNUM.
* config/i386/obsd64.mt (TDEPFILES): Add i386obsd-tdep.o.
* defs.h (deprecated_error_hook): Remove RETURN and ATTR_NORETURN

30
gdb/i386-linux-nat.c
View file

@ -73,9 +73,6 @@
/* Defines ps_err_e, struct ps_prochandle. */
#include "gdb_proc_service.h"
/* Prototypes for local functions. */
static void dummy_sse_values (void);
/* The register sets used in GNU/Linux ELF core-dumps are identical to
@ -323,7 +320,6 @@ void
supply_fpregset (elf_fpregset_t *fpregsetp)
{
i387_supply_fsave (current_regcache, -1, fpregsetp);
dummy_sse_values ();
}
/* Fill register REGNO (if it is a floating-point register) in
@ -458,32 +454,10 @@ store_fpxregs (int tid, int regno)
return 1;
}
/* Fill the XMM registers in the register array with dummy values. For
cases where we don't have access to the XMM registers. I think
this is cleaner than printing a warning. For a cleaner solution,
we should gdbarchify the i386 family. */
static void
dummy_sse_values (void)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
/* C doesn't have a syntax for NaN's, so write it out as an array of
longs. */
static long dummy[4] = { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff };
static long mxcsr = 0x1f80;
int reg;
for (reg = 0; reg < tdep->num_xmm_regs; reg++)
regcache_raw_supply (current_regcache, XMM0_REGNUM + reg, (char *) dummy);
if (tdep->num_xmm_regs > 0)
regcache_raw_supply (current_regcache, MXCSR_REGNUM, (char *) &mxcsr);
}
#else
static int fetch_fpxregs (int tid) { return 0; }
static int store_fpxregs (int tid, int regno) { return 0; }
static void dummy_sse_values (void) {}
#endif /* HAVE_PTRACE_GETFPXREGS */
@ -659,7 +633,7 @@ i386_linux_dr_get (int regnum)
/* FIXME: kettenis/2001-03-27: Calling perror_with_name if the
ptrace call fails breaks debugging remote targets. The correct
way to fix this is to add the hardware breakpoint and watchpoint
stuff to the target vectore. For now, just return zero if the
stuff to the target vector. For now, just return zero if the
ptrace call fails. */
errno = 0;
value = ptrace (PTRACE_PEEKUSER, tid,
@ -769,7 +743,7 @@ static const unsigned char linux_syscall[] = { 0xcd, 0x80 };
#define LINUX_SYSCALL_LEN (sizeof linux_syscall)
/* The system call number is stored in the %eax register. */
#define LINUX_SYSCALL_REGNUM 0 /* %eax */
#define LINUX_SYSCALL_REGNUM I386_EAX_REGNUM
/* We are specifically interested in the sigreturn and rt_sigreturn
system calls. */