Handle var_zuinteger and var_zuinteger_unlimited from Python

[deliverable/binutils-gdb.git] / gdb / arm-linux-nat.c

diff --git a/gdb/arm-linux-nat.c b/gdb/arm-linux-nat.c
index d11bdc6e225ad6041aec3248002fb6c9fe9a47d1..d41ef723ffb4b4001fba87bc6761761d0f033900 100644 (file)
--- a/gdb/arm-linux-nat.c
+++ b/gdb/arm-linux-nat.c
@@ -1,5 +1,5 @@
 /* GNU/Linux on ARM native support.
-   Copyright (C) 1999-2016 Free Software Foundation, Inc.
+   Copyright (C) 1999-2018 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -24,7 +24,7 @@
 #include "linux-nat.h"
 #include "target-descriptions.h"
 #include "auxv.h"
-#include "observer.h"
+#include "observable.h"
 #include "gdbthread.h"
 
 #include "arm-tdep.h"
@@ -76,7 +76,7 @@ fetch_fpregs (struct regcache *regcache)
   gdb_byte fp[ARM_LINUX_SIZEOF_NWFPE];
 
   /* Get the thread id for the ptrace call.  */
-  tid = ptid_get_lwp (inferior_ptid);
+  tid = ptid_get_lwp (regcache_get_ptid (regcache));
 
   /* Read the floating point state.  */
   if (have_ptrace_getregset == TRIBOOL_TRUE)
@@ -113,7 +113,7 @@ store_fpregs (const struct regcache *regcache)
   gdb_byte fp[ARM_LINUX_SIZEOF_NWFPE];
 
   /* Get the thread id for the ptrace call.  */
-  tid = ptid_get_lwp (inferior_ptid);
+  tid = ptid_get_lwp (regcache_get_ptid (regcache));
 
   /* Read the floating point state.  */
   if (have_ptrace_getregset == TRIBOOL_TRUE)
@@ -167,7 +167,7 @@ fetch_regs (struct regcache *regcache)
   elf_gregset_t regs;
 
   /* Get the thread id for the ptrace call.  */
-  tid = ptid_get_lwp (inferior_ptid);
+  tid = ptid_get_lwp (regcache_get_ptid (regcache));
 
   if (have_ptrace_getregset == TRIBOOL_TRUE)
     {
@@ -194,7 +194,7 @@ store_regs (const struct regcache *regcache)
   elf_gregset_t regs;
 
   /* Get the thread id for the ptrace call.  */
-  tid = ptid_get_lwp (inferior_ptid);
+  tid = ptid_get_lwp (regcache_get_ptid (regcache));
 
   /* Fetch the general registers.  */
   if (have_ptrace_getregset == TRIBOOL_TRUE)
@@ -242,7 +242,7 @@ fetch_wmmx_regs (struct regcache *regcache)
   int ret, regno, tid;
 
   /* Get the thread id for the ptrace call.  */
-  tid = ptid_get_lwp (inferior_ptid);
+  tid = ptid_get_lwp (regcache_get_ptid (regcache));
 
   ret = ptrace (PTRACE_GETWMMXREGS, tid, 0, regbuf);
   if (ret < 0)
@@ -268,7 +268,7 @@ store_wmmx_regs (const struct regcache *regcache)
   int ret, regno, tid;
 
   /* Get the thread id for the ptrace call.  */
-  tid = ptid_get_lwp (inferior_ptid);
+  tid = ptid_get_lwp (regcache_get_ptid (regcache));
 
   ret = ptrace (PTRACE_GETWMMXREGS, tid, 0, regbuf);
   if (ret < 0)
@@ -303,11 +303,11 @@ fetch_vfp_regs (struct regcache *regcache)
 {
   gdb_byte regbuf[VFP_REGS_SIZE];
   int ret, regno, tid;
-  struct gdbarch *gdbarch = get_regcache_arch (regcache);
+  struct gdbarch *gdbarch = regcache->arch ();
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
 
   /* Get the thread id for the ptrace call.  */
-  tid = ptid_get_lwp (inferior_ptid);
+  tid = ptid_get_lwp (regcache_get_ptid (regcache));
 
   if (have_ptrace_getregset == TRIBOOL_TRUE)
     {
@@ -332,11 +332,11 @@ store_vfp_regs (const struct regcache *regcache)
 {
   gdb_byte regbuf[VFP_REGS_SIZE];
   int ret, regno, tid;
-  struct gdbarch *gdbarch = get_regcache_arch (regcache);
+  struct gdbarch *gdbarch = regcache->arch ();
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
 
   /* Get the thread id for the ptrace call.  */
-  tid = ptid_get_lwp (inferior_ptid);
+  tid = ptid_get_lwp (regcache_get_ptid (regcache));
 
   if (have_ptrace_getregset == TRIBOOL_TRUE)
     {
@@ -378,19 +378,20 @@ static void
 arm_linux_fetch_inferior_registers (struct target_ops *ops,
                                    struct regcache *regcache, int regno)
 {
-  struct gdbarch *gdbarch = get_regcache_arch (regcache);
+  struct gdbarch *gdbarch = regcache->arch ();
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
 
   if (-1 == regno)
     {
       fetch_regs (regcache);
-      fetch_fpregs (regcache);
       if (tdep->have_wmmx_registers)
        fetch_wmmx_regs (regcache);
       if (tdep->vfp_register_count > 0)
        fetch_vfp_regs (regcache);
+      if (tdep->have_fpa_registers)
+       fetch_fpregs (regcache);
     }
-  else 
+  else
     {
       if (regno < ARM_F0_REGNUM || regno == ARM_PS_REGNUM)
        fetch_regs (regcache);
@@ -401,7 +402,8 @@ arm_linux_fetch_inferior_registers (struct target_ops *ops,
        fetch_wmmx_regs (regcache);
       else if (tdep->vfp_register_count > 0
               && regno >= ARM_D0_REGNUM
-              && regno <= ARM_D0_REGNUM + tdep->vfp_register_count)
+              && (regno < ARM_D0_REGNUM + tdep->vfp_register_count
+                  || regno == ARM_FPSCR_REGNUM))
        fetch_vfp_regs (regcache);
     }
 }
@@ -414,17 +416,18 @@ static void
 arm_linux_store_inferior_registers (struct target_ops *ops,
                                    struct regcache *regcache, int regno)
 {
-  struct gdbarch *gdbarch = get_regcache_arch (regcache);
+  struct gdbarch *gdbarch = regcache->arch ();
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
 
   if (-1 == regno)
     {
       store_regs (regcache);
-      store_fpregs (regcache);
       if (tdep->have_wmmx_registers)
        store_wmmx_regs (regcache);
       if (tdep->vfp_register_count > 0)
        store_vfp_regs (regcache);
+      if (tdep->have_fpa_registers)
+       store_fpregs (regcache);
     }
   else
     {
@@ -437,7 +440,8 @@ arm_linux_store_inferior_registers (struct target_ops *ops,
        store_wmmx_regs (regcache);
       else if (tdep->vfp_register_count > 0
               && regno >= ARM_D0_REGNUM
-              && regno <= ARM_D0_REGNUM + tdep->vfp_register_count)
+              && (regno < ARM_D0_REGNUM + tdep->vfp_register_count
+                  || regno == ARM_FPSCR_REGNUM))
        store_vfp_regs (regcache);
     }
 }
@@ -1198,6 +1202,14 @@ arm_linux_new_thread (struct lwp_info *lp)
   lp->arch_private = info;
 }
 
+/* Function to call when a thread is being deleted.  */
+
+static void
+arm_linux_delete_thread (struct arch_lwp_info *arch_lwp)
+{
+  xfree (arch_lwp);
+}
+
 /* Called when resuming a thread.
    The hardware debug registers are updated when there is any change.  */
 
@@ -1279,8 +1291,6 @@ arm_linux_new_fork (struct lwp_info *parent, pid_t child_pid)
   *child_state = *parent_state;
 }
 
-void _initialize_arm_linux_nat (void);
-
 void
 _initialize_arm_linux_nat (void)
 {
@@ -1311,6 +1321,7 @@ _initialize_arm_linux_nat (void)
 
   /* Handle thread creation and exit.  */
   linux_nat_set_new_thread (t, arm_linux_new_thread);
+  linux_nat_set_delete_thread (t, arm_linux_delete_thread);
   linux_nat_set_prepare_to_resume (t, arm_linux_prepare_to_resume);
 
   /* Handle process creation and exit.  */