proc-events.c: fix compilation on Solaris

[deliverable/binutils-gdb.git] / gdb / mips-fbsd-nat.c

diff --git a/gdb/mips-fbsd-nat.c b/gdb/mips-fbsd-nat.c
index 078df52db67c842bf2ddefde224bdbad7673af4f..6c559b054507c7e1e1b731221b23fb21b974d75c 100644 (file)
--- a/gdb/mips-fbsd-nat.c
+++ b/gdb/mips-fbsd-nat.c
@@ -1,6 +1,6 @@
 /* Native-dependent code for FreeBSD/mips.
 
-   Copyright (C) 2017 Free Software Foundation, Inc.
+   Copyright (C) 2017-2018 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -31,13 +31,22 @@
 #include "mips-fbsd-tdep.h"
 #include "inf-ptrace.h"
 
-/* Determine if PT_GETREGS fetches this register.  */
+/* Determine if PT_GETREGS fetches REGNUM.  */
 
 static bool
 getregs_supplies (struct gdbarch *gdbarch, int regnum)
 {
   return (regnum >= MIPS_ZERO_REGNUM
-         && regnum <= gdbarch_pc_regnum (gdbarch));
+         && regnum <= mips_regnum (gdbarch)->pc);
+}
+
+/* Determine if PT_GETFPREGS fetches REGNUM.  */
+
+static bool
+getfpregs_supplies (struct gdbarch *gdbarch, int regnum)
+{
+  return (regnum >= mips_regnum (gdbarch)->fp0
+         && regnum <= mips_regnum (gdbarch)->fp_implementation_revision);
 }
 
 /* Fetch register REGNUM from the inferior.  If REGNUM is -1, do this
@@ -49,7 +58,7 @@ mips_fbsd_fetch_inferior_registers (struct target_ops *ops,
 {
   pid_t pid = get_ptrace_pid (regcache_get_ptid (regcache));
 
-  struct gdbarch *gdbarch = get_regcache_arch (regcache);
+  struct gdbarch *gdbarch = regcache->arch ();
   if (regnum == -1 || getregs_supplies (gdbarch, regnum))
     {
       struct reg regs;
@@ -58,12 +67,9 @@ mips_fbsd_fetch_inferior_registers (struct target_ops *ops,
        perror_with_name (_("Couldn't get registers"));
 
       mips_fbsd_supply_gregs (regcache, regnum, &regs, sizeof (register_t));
-      if (regnum != -1)
-       return;
     }
 
-  if (regnum == -1
-      || regnum >= gdbarch_fp0_regnum (get_regcache_arch (regcache)))
+  if (regnum == -1 || getfpregs_supplies (gdbarch, regnum))
     {
       struct fpreg fpregs;
 
@@ -84,7 +90,7 @@ mips_fbsd_store_inferior_registers (struct target_ops *ops,
 {
   pid_t pid = get_ptrace_pid (regcache_get_ptid (regcache));
 
-  struct gdbarch *gdbarch = get_regcache_arch (regcache);
+  struct gdbarch *gdbarch = regcache->arch ();
   if (regnum == -1 || getregs_supplies (gdbarch, regnum))
     {
       struct reg regs;
@@ -97,13 +103,9 @@ mips_fbsd_store_inferior_registers (struct target_ops *ops,
 
       if (ptrace (PT_SETREGS, pid, (PTRACE_TYPE_ARG3) &regs, 0) == -1)
        perror_with_name (_("Couldn't write registers"));
-
-      if (regnum != -1)
-       return;
     }
 
-  if (regnum == -1
-      || regnum >= gdbarch_fp0_regnum (get_regcache_arch (regcache)))
+  if (regnum == -1 || getfpregs_supplies (gdbarch, regnum))
     {
       struct fpreg fpregs;
 
@@ -117,10 +119,6 @@ mips_fbsd_store_inferior_registers (struct target_ops *ops,
        perror_with_name (_("Couldn't write floating point status"));
     }
 }
-\f
-
-/* Provide a prototype to silence -Wmissing-prototypes.  */
-void _initialize_mips_fbsd_nat (void);
 
 void
 _initialize_mips_fbsd_nat (void)