* gregset.h (struct regcache): Add forward declaration.

	(supply_gregset): Add REGCACHE parameter, make GREGS const.
	(supply_fpregset): Add REGCACHE parameter, make FPREGS const.
	(supply_fpxregset): Add REGCACHE parameter, make FPXREGS const.
	(fill_gregset): Add REGCACHE parameter.
	(fill_fpregset): Likewise.
	(fill_fpxregset): Likewise.

	Update all definitions accordingly:
	* alphabsd-nat.c, alpha-linux-nat.c, alpha-nat.c, amd64-linux-nat.c,
	arm-linux-nat.c, hppa-linux-nat.c, i386gnu-nat.c, i386-linux-nat.c,
	i386-sol2-nat.c, i386v4-nat.c, ia64-linux-nat.c, irix5-nat.c,
	m32r-linux-nat.c, m68klinux-nat.c, mips-linux-nat.c, ppc-linux-nat.c,
	s390-nat.c, sparc64-linux-nat.c, sparc-linux-nat.c, sparc-sol2-nat.c
	(supply_gregset): Add REGCACHE parameter, use it instead of
	current_regcache.  Make GREGSETP parameter const, adapt casts.
	(supply_fpregset): Add REGCACHE parameter, use it instead of
	current_regcache.  Make FPREGSETP parameter const, adapt casts.
	(fill_gregset): Add REGCACHE parameter, use it instead of
	current_regcache.
	(fill_fpregset): Likewise.

	Update all callers to pass in current_regcache as the new argument:
	* core-regset.c: Include "regcache.h".
	(fetch_core_registers): Update supply_gregset,and supply_fpregset calls.
	* procfs.c: Include "regcache.h".
	(procfs_fetch_registers): Update supply_gregset, supply_fpregset calls.
	(procfs_store_registers): Update fill_gregset, fill_fpregset calls.
	(procfs_do_thread_registers): Likewise.
	(procfs_make_note_section): Likewise.
	* proc-service.c: Include "regcache.h".
	(ps_lgetregs): Update fill_gregset call.
	(ps_lsetregs): Update supply_gregset call.
	(ps_lgetfpregs): Update fill_fpregset call.
	(ps_lsetfpregs): Update supply_fpregset call.
	* sol-thread.c (sol_thread_fetch_registers): Update supply_gregset,
	supply_fpregset calls.
	(sol_thread_store_registers): Update fill_gregset, fill_fpregset calls.
	(ps_lgetregs): Update fill_gregset call.
	(ps_lsetregs): Update supply_gregset call.
	(ps_lgetfpregs): Update fill_fpregset call.
	(ps_lsetfpregs): Update supply_fpregset call.

	* linux-nat.c (linux_nat_do_thread_registers): Update fill_gregset,
	fill_fpregset, and fill_fpxregset calls.
	* i386-linux-nat.c (fetch_regs): Update supply_gregset call.
	(store_regs): Update fill_gregset call.
	(fetch_fpregs): Update supply_fpregset call.
	(store_fpregs): Update fill_fpregset call.
	(fetch_fpxregs): Update supply_fpxregset call.
	(store_fpxregs): Update fill_fpxregset call.
	* m32r-linux-nat.c (fetch_regs): Update supply_gregset call.
	(store_regs): Update fill_gregset call.
	* m68klinux-nat.c (fetch_regs): Update supply_gregset call.
	(store_regs): Update fill_gregset call.
	(fetch_fpregs): Update supply_fpregset call.
	(store_fpregs): Update fill_fpregset call.
	(fetch_core_registers): Update supply_gregset, supply_fpregset calls.
	* s390-nat.c (fetch_regs): Update supply_gregset call.
	(store_regs): Update fill_gregset call.
	(fetch_fpregs): Update supply_fpregset call.
	(store_fpregs): Update fill_fpregset call.

	* Makefile.in (core-regset.o, procfs.o, proc-service.o): Update
	dependencies.

1 files changed, 19 insertions, 16 deletions

diff --git a/gdb/ppc-linux-nat.c b/gdb/ppc-linux-nat.c
index 7cd43a9dff3..02e50f1d6f8 100644
--- a/gdb/ppc-linux-nat.c
+++ b/gdb/ppc-linux-nat.c
@@ -904,30 +904,31 @@ ppc_linux_store_inferior_registers (int regno)
 }
 
 void
-supply_gregset (gdb_gregset_t *gregsetp)
+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 (current_regcache, -1, gregsetp,
+  ppc_linux_supply_gregset (regcache, -1, gregsetp,
 			    sizeof (gdb_gregset_t), wordsize);
 }
 
 static void
-right_fill_reg (int regnum, void *reg)
+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 (current_regcache, regnum,
+  regcache_raw_collect (regcache, regnum,
 			((bfd_byte *) reg
 			 + wordsize
 			 - register_size (current_gdbarch, regnum)));
 }
 
 void
-fill_gregset (gdb_gregset_t *gregsetp, int regno)
+fill_gregset (const struct regcache *regcache,
+	      gdb_gregset_t *gregsetp, int regno)
 {
   int regi;
   elf_greg_t *regp = (elf_greg_t *) gregsetp;
@@ -941,34 +942,35 @@ fill_gregset (gdb_gregset_t *gregsetp, int regno)
   for (regi = 0; regi < ppc_num_gprs; regi++)
     {
       if ((regno == -1) || regno == tdep->ppc_gp0_regnum + regi)
-	right_fill_reg (tdep->ppc_gp0_regnum + regi, (regp + PT_R0 + regi));
+	right_fill_reg (regcache, tdep->ppc_gp0_regnum + regi,
+			(regp + PT_R0 + regi));
     }
 
   if ((regno == -1) || regno == PC_REGNUM)
-    right_fill_reg (PC_REGNUM, regp + PT_NIP);
+    right_fill_reg (regcache, PC_REGNUM, regp + PT_NIP);
   if ((regno == -1) || regno == tdep->ppc_lr_regnum)
-    right_fill_reg (tdep->ppc_lr_regnum, regp + PT_LNK);
+    right_fill_reg (regcache, tdep->ppc_lr_regnum, regp + PT_LNK);
   if ((regno == -1) || regno == tdep->ppc_cr_regnum)
-    regcache_raw_collect (current_regcache, 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 (current_regcache, 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 (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 (tdep->ppc_mq_regnum, regp + PT_MQ);
+    right_fill_reg (regcache, tdep->ppc_mq_regnum, regp + PT_MQ);
 #endif
   if ((regno == -1) || regno == tdep->ppc_ps_regnum)
-    right_fill_reg (tdep->ppc_ps_regnum, regp + PT_MSR);
+    right_fill_reg (regcache, tdep->ppc_ps_regnum, regp + PT_MSR);
 }
 
 void
-supply_fpregset (gdb_fpregset_t * fpregsetp)
+supply_fpregset (struct regcache *regcache, const gdb_fpregset_t * fpregsetp)
 {
-  ppc_linux_supply_fpregset (NULL, current_regcache, -1, fpregsetp,
+  ppc_linux_supply_fpregset (NULL, regcache, -1, fpregsetp,
 			     sizeof (gdb_fpregset_t));
 }
 
@@ -977,7 +979,8 @@ supply_fpregset (gdb_fpregset_t * fpregsetp)
    idea of the current floating point register set.  If REGNO is -1,
    update them all.  */
 void
-fill_fpregset (gdb_fpregset_t *fpregsetp, int regno)
+fill_fpregset (const struct regcache *regcache,
+	       gdb_fpregset_t *fpregsetp, int regno)
 {
   int regi;
   struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch); 
@@ -988,7 +991,7 @@ fill_fpregset (gdb_fpregset_t *fpregsetp, int regno)
       for (regi = 0; regi < ppc_num_fprs; regi++)
         {
           if ((regno == -1) || (regno == tdep->ppc_fp0_regnum + regi))
-            regcache_raw_collect (current_regcache, 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)