2003-04-15 David Carlton <carlton@math.stanford.edu>

[deliverable/binutils-gdb.git] / gdb / mipsv4-nat.c

diff --git a/gdb/mipsv4-nat.c b/gdb/mipsv4-nat.c
index d63e04388e94ad6022b81d4320bd7817baf678fc..2695f1f8dbf728a2d9d6e5d63f29b7ed8d77f10d 100644 (file)
--- a/gdb/mipsv4-nat.c
+++ b/gdb/mipsv4-nat.c
@@ -1,5 +1,5 @@
 /* Native support for MIPS running SVR4, for GDB.
-   Copyright 1994, 1995 Free Software Foundation, Inc.
+   Copyright 1994, 1995, 2000, 2001 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -22,6 +22,7 @@
 #include "inferior.h"
 #include "gdbcore.h"
 #include "target.h"
+#include "regcache.h"
 
 #include <sys/time.h>
 #include <sys/procfs.h>
@@ -46,8 +47,8 @@ supply_gregset (gregset_t *gregsetp)
 {
   register int regi;
   register greg_t *regp = &(*gregsetp)[0];
-  static char zerobuf[MAX_REGISTER_RAW_SIZE] =
-  {0};
+  char *zerobuf = alloca (max_register_size (current_gdbarch));
+  memset (zerobuf, 0, max_register_size (current_gdbarch));
 
   for (regi = 0; regi <= CXT_RA; regi++)
     supply_register (regi, (char *) (regp + regi));
@@ -74,19 +75,19 @@ fill_gregset (gregset_t *gregsetp, int regno)
 
   for (regi = 0; regi <= 32; regi++)
     if ((regno == -1) || (regno == regi))
-      *(regp + regi) = *(greg_t *) & registers[REGISTER_BYTE (regi)];
+      *(regp + regi) = *(greg_t *) & deprecated_registers[REGISTER_BYTE (regi)];
 
   if ((regno == -1) || (regno == PC_REGNUM))
-    *(regp + CXT_EPC) = *(greg_t *) & registers[REGISTER_BYTE (PC_REGNUM)];
+    *(regp + CXT_EPC) = *(greg_t *) & deprecated_registers[REGISTER_BYTE (PC_REGNUM)];
 
   if ((regno == -1) || (regno == CAUSE_REGNUM))
-    *(regp + CXT_CAUSE) = *(greg_t *) & registers[REGISTER_BYTE (CAUSE_REGNUM)];
+    *(regp + CXT_CAUSE) = *(greg_t *) & deprecated_registers[REGISTER_BYTE (CAUSE_REGNUM)];
 
   if ((regno == -1) || (regno == HI_REGNUM))
-    *(regp + CXT_MDHI) = *(greg_t *) & registers[REGISTER_BYTE (HI_REGNUM)];
+    *(regp + CXT_MDHI) = *(greg_t *) & deprecated_registers[REGISTER_BYTE (HI_REGNUM)];
 
   if ((regno == -1) || (regno == LO_REGNUM))
-    *(regp + CXT_MDLO) = *(greg_t *) & registers[REGISTER_BYTE (LO_REGNUM)];
+    *(regp + CXT_MDLO) = *(greg_t *) & deprecated_registers[REGISTER_BYTE (LO_REGNUM)];
 }
 
 /*
@@ -101,8 +102,8 @@ void
 supply_fpregset (fpregset_t *fpregsetp)
 {
   register int regi;
-  static char zerobuf[MAX_REGISTER_RAW_SIZE] =
-  {0};
+  char *zerobuf = alloca (max_register_size (current_gdbarch));
+  memset (zerobuf, 0, max_register_size (current_gdbarch));
 
   for (regi = 0; regi < 32; regi++)
     supply_register (FP0_REGNUM + regi,
@@ -124,14 +125,14 @@ fill_fpregset (fpregset_t *fpregsetp, int regno)
     {
       if ((regno == -1) || (regno == regi))
        {
-         from = (char *) &registers[REGISTER_BYTE (regi)];
+         from = (char *) &deprecated_registers[REGISTER_BYTE (regi)];
          to = (char *) &(fpregsetp->fp_r.fp_regs[regi - FP0_REGNUM]);
          memcpy (to, from, REGISTER_RAW_SIZE (regi));
        }
     }
 
   if ((regno == -1) || (regno == FCRCS_REGNUM))
-    fpregsetp->fp_csr = *(unsigned *) &registers[REGISTER_BYTE (FCRCS_REGNUM)];
+    fpregsetp->fp_csr = *(unsigned *) &deprecated_registers[REGISTER_BYTE (FCRCS_REGNUM)];
 }
 
 
@@ -143,9 +144,10 @@ fill_fpregset (fpregset_t *fpregsetp, int regno)
 int
 get_longjmp_target (CORE_ADDR *pc)
 {
-  char buf[TARGET_PTR_BIT / TARGET_CHAR_BIT];
+  char *buf;
   CORE_ADDR jb_addr;
 
+  buf = alloca (TARGET_PTR_BIT / TARGET_CHAR_BIT);
   jb_addr = read_register (A0_REGNUM);
 
   if (target_read_memory (jb_addr + _JB_PC * JB_ELEMENT_SIZE, buf,