gdb: LoongArch: Define LOONGARCH_LINUX_NUM_GREGSET as 45

[binutils-gdb.git] / gdb / xtensa-linux-nat.c

diff --git a/gdb/xtensa-linux-nat.c b/gdb/xtensa-linux-nat.c
index 5ac29ee18baa9c22840384f6a1cc838bd4f5dbe5..5a08824a68009fdf7e3106f5fc0884de475f667d 100644 (file)
--- a/gdb/xtensa-linux-nat.c
+++ b/gdb/xtensa-linux-nat.c
@@ -1,6 +1,6 @@
 /* Xtensa GNU/Linux native support.
 
-   Copyright (C) 2007-2018 Free Software Foundation, Inc.
+   Copyright (C) 2007-2022 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -28,7 +28,7 @@
 #include <signal.h>
 #include <sys/user.h>
 #include <sys/ioctl.h>
-#include "gdb_wait.h"
+#include "gdbsupport/gdb_wait.h"
 #include <fcntl.h>
 #include <sys/procfs.h>
 #include "nat/gdb_ptrace.h"
@@ -62,56 +62,57 @@ fill_gregset (const struct regcache *regcache,
   int i;
   xtensa_elf_gregset_t *regs = (xtensa_elf_gregset_t *) gregsetp;
   struct gdbarch *gdbarch = regcache->arch ();
+  xtensa_gdbarch_tdep *tdep = (xtensa_gdbarch_tdep *) gdbarch_tdep (gdbarch);
 
   if (regnum == gdbarch_pc_regnum (gdbarch) || regnum == -1)
     regcache->raw_collect (gdbarch_pc_regnum (gdbarch), &regs->pc);
   if (regnum == gdbarch_ps_regnum (gdbarch) || regnum == -1)
     regcache->raw_collect (gdbarch_ps_regnum (gdbarch), &regs->ps);
 
-  if (regnum == gdbarch_tdep (gdbarch)->wb_regnum || regnum == -1)
-    regcache->raw_collect (gdbarch_tdep (gdbarch)->wb_regnum,
+  if (regnum == tdep->wb_regnum || regnum == -1)
+    regcache->raw_collect (tdep->wb_regnum,
                           &regs->windowbase);
-  if (regnum == gdbarch_tdep (gdbarch)->ws_regnum || regnum == -1)
-    regcache->raw_collect (gdbarch_tdep (gdbarch)->ws_regnum,
+  if (regnum == tdep->ws_regnum || regnum == -1)
+    regcache->raw_collect (tdep->ws_regnum,
                           &regs->windowstart);
-  if (regnum == gdbarch_tdep (gdbarch)->lbeg_regnum || regnum == -1)
-    regcache->raw_collect (gdbarch_tdep (gdbarch)->lbeg_regnum,
+  if (regnum == tdep->lbeg_regnum || regnum == -1)
+    regcache->raw_collect (tdep->lbeg_regnum,
                           &regs->lbeg);
-  if (regnum == gdbarch_tdep (gdbarch)->lend_regnum || regnum == -1)
-    regcache->raw_collect (gdbarch_tdep (gdbarch)->lend_regnum,
+  if (regnum == tdep->lend_regnum || regnum == -1)
+    regcache->raw_collect (tdep->lend_regnum,
                           &regs->lend);
-  if (regnum == gdbarch_tdep (gdbarch)->lcount_regnum || regnum == -1)
-    regcache->raw_collect (gdbarch_tdep (gdbarch)->lcount_regnum,
+  if (regnum == tdep->lcount_regnum || regnum == -1)
+    regcache->raw_collect (tdep->lcount_regnum,
                           &regs->lcount);
-  if (regnum == gdbarch_tdep (gdbarch)->sar_regnum || regnum == -1)
-    regcache->raw_collect (gdbarch_tdep (gdbarch)->sar_regnum,
+  if (regnum == tdep->sar_regnum || regnum == -1)
+    regcache->raw_collect (tdep->sar_regnum,
                           &regs->sar);
-  if (regnum == gdbarch_tdep (gdbarch)->threadptr_regnum || regnum == -1)
-    regcache->raw_collect (gdbarch_tdep (gdbarch)->threadptr_regnum,
+  if (regnum == tdep->threadptr_regnum || regnum == -1)
+    regcache->raw_collect (tdep->threadptr_regnum,
                           &regs->threadptr);
-  if (regnum >=gdbarch_tdep (gdbarch)->ar_base
-      && regnum < gdbarch_tdep (gdbarch)->ar_base
-                   + gdbarch_tdep (gdbarch)->num_aregs)
+  if (regnum >=tdep->ar_base
+      && regnum < tdep->ar_base
+                   + tdep->num_aregs)
     regcache->raw_collect (regnum,
-                          &regs->ar[regnum - gdbarch_tdep (gdbarch)->ar_base]);
+                          &regs->ar[regnum - tdep->ar_base]);
   else if (regnum == -1)
     {
-      for (i = 0; i < gdbarch_tdep (gdbarch)->num_aregs; ++i)
-       regcache->raw_collect (gdbarch_tdep (gdbarch)->ar_base + i,
+      for (i = 0; i < tdep->num_aregs; ++i)
+       regcache->raw_collect (tdep->ar_base + i,
                               &regs->ar[i]);
     }
-  if (regnum >= gdbarch_tdep (gdbarch)->a0_base
-      && regnum < gdbarch_tdep (gdbarch)->a0_base + C0_NREGS)
+  if (regnum >= tdep->a0_base
+      && regnum < tdep->a0_base + C0_NREGS)
     regcache->raw_collect (regnum,
                           &regs->ar[(4 * regs->windowbase + regnum
-                                     - gdbarch_tdep (gdbarch)->a0_base)
-                         % gdbarch_tdep (gdbarch)->num_aregs]);
+                                     - tdep->a0_base)
+                         % tdep->num_aregs]);
   else if (regnum == -1)
     {
       for (i = 0; i < C0_NREGS; ++i)
-       regcache->raw_collect (gdbarch_tdep (gdbarch)->a0_base + i,
+       regcache->raw_collect (tdep->a0_base + i,
                               (&regs->ar[(4 * regs->windowbase + i)
-                               % gdbarch_tdep (gdbarch)->num_aregs]));
+                               % tdep->num_aregs]));
     }
 }
 
@@ -123,56 +124,57 @@ supply_gregset_reg (struct regcache *regcache,
   xtensa_elf_gregset_t *regs = (xtensa_elf_gregset_t *) gregsetp;
 
   struct gdbarch *gdbarch = regcache->arch ();
+  xtensa_gdbarch_tdep *tdep = (xtensa_gdbarch_tdep *) gdbarch_tdep (gdbarch);
 
   if (regnum == gdbarch_pc_regnum (gdbarch) || regnum == -1)
     regcache->raw_supply (gdbarch_pc_regnum (gdbarch), &regs->pc);
   if (regnum == gdbarch_ps_regnum (gdbarch) || regnum == -1)
     regcache->raw_supply (gdbarch_ps_regnum (gdbarch), &regs->ps);
 
-  if (regnum == gdbarch_tdep (gdbarch)->wb_regnum || regnum == -1)
-    regcache->raw_supply (gdbarch_tdep (gdbarch)->wb_regnum,
+  if (regnum == tdep->wb_regnum || regnum == -1)
+    regcache->raw_supply (tdep->wb_regnum,
                          &regs->windowbase);
-  if (regnum == gdbarch_tdep (gdbarch)->ws_regnum || regnum == -1)
-    regcache->raw_supply (gdbarch_tdep (gdbarch)->ws_regnum,
+  if (regnum == tdep->ws_regnum || regnum == -1)
+    regcache->raw_supply (tdep->ws_regnum,
                          &regs->windowstart);
-  if (regnum == gdbarch_tdep (gdbarch)->lbeg_regnum || regnum == -1)
-    regcache->raw_supply (gdbarch_tdep (gdbarch)->lbeg_regnum,
+  if (regnum == tdep->lbeg_regnum || regnum == -1)
+    regcache->raw_supply (tdep->lbeg_regnum,
                          &regs->lbeg);
-  if (regnum == gdbarch_tdep (gdbarch)->lend_regnum || regnum == -1)
-    regcache->raw_supply (gdbarch_tdep (gdbarch)->lend_regnum,
+  if (regnum == tdep->lend_regnum || regnum == -1)
+    regcache->raw_supply (tdep->lend_regnum,
                          &regs->lend);
-  if (regnum == gdbarch_tdep (gdbarch)->lcount_regnum || regnum == -1)
-    regcache->raw_supply (gdbarch_tdep (gdbarch)->lcount_regnum,
+  if (regnum == tdep->lcount_regnum || regnum == -1)
+    regcache->raw_supply (tdep->lcount_regnum,
                          &regs->lcount);
-  if (regnum == gdbarch_tdep (gdbarch)->sar_regnum || regnum == -1)
-    regcache->raw_supply (gdbarch_tdep (gdbarch)->sar_regnum,
+  if (regnum == tdep->sar_regnum || regnum == -1)
+    regcache->raw_supply (tdep->sar_regnum,
                          &regs->sar);
-  if (regnum == gdbarch_tdep (gdbarch)->threadptr_regnum || regnum == -1)
-    regcache->raw_supply (gdbarch_tdep (gdbarch)->threadptr_regnum,
+  if (regnum == tdep->threadptr_regnum || regnum == -1)
+    regcache->raw_supply (tdep->threadptr_regnum,
                          &regs->threadptr);
-  if (regnum >=gdbarch_tdep (gdbarch)->ar_base
-      && regnum < gdbarch_tdep (gdbarch)->ar_base
-                   + gdbarch_tdep (gdbarch)->num_aregs)
+  if (regnum >=tdep->ar_base
+      && regnum < tdep->ar_base
+                   + tdep->num_aregs)
     regcache->raw_supply (regnum,
-                         &regs->ar[regnum - gdbarch_tdep (gdbarch)->ar_base]);
+                         &regs->ar[regnum - tdep->ar_base]);
   else if (regnum == -1)
     {
-      for (i = 0; i < gdbarch_tdep (gdbarch)->num_aregs; ++i)
-       regcache->raw_supply (gdbarch_tdep (gdbarch)->ar_base + i,
+      for (i = 0; i < tdep->num_aregs; ++i)
+       regcache->raw_supply (tdep->ar_base + i,
                              &regs->ar[i]);
     }
-  if (regnum >= gdbarch_tdep (gdbarch)->a0_base
-      && regnum < gdbarch_tdep (gdbarch)->a0_base + C0_NREGS)
+  if (regnum >= tdep->a0_base
+      && regnum < tdep->a0_base + C0_NREGS)
     regcache->raw_supply (regnum,
                          &regs->ar[(4 * regs->windowbase + regnum
-                                    - gdbarch_tdep (gdbarch)->a0_base)
-                        % gdbarch_tdep (gdbarch)->num_aregs]);
+                                    - tdep->a0_base)
+                        % tdep->num_aregs]);
   else if (regnum == -1)
     {
       for (i = 0; i < C0_NREGS; ++i)
-       regcache->raw_supply (gdbarch_tdep (gdbarch)->a0_base + i,
+       regcache->raw_supply (tdep->a0_base + i,
                              &regs->ar[(4 * regs->windowbase + i)
-                                       % gdbarch_tdep (gdbarch)->num_aregs]);
+                                       % tdep->num_aregs]);
     }
 }
 
@@ -202,9 +204,8 @@ supply_fpregset (struct regcache *regcache,
 static void
 fetch_gregs (struct regcache *regcache, int regnum)
 {
-  int tid = ptid_get_lwp (regcache->ptid ());
+  int tid = regcache->ptid ().lwp ();
   gdb_gregset_t regs;
-  int areg;
   
   if (ptrace (PTRACE_GETREGS, tid, 0, (long) &regs) < 0)
     {
@@ -221,9 +222,8 @@ fetch_gregs (struct regcache *regcache, int regnum)
 static void
 store_gregs (struct regcache *regcache, int regnum)
 {
-  int tid = ptid_get_lwp (regcache->ptid ());
+  int tid = regcache->ptid ().lwp ();
   gdb_gregset_t regs;
-  int areg;
 
   if (ptrace (PTRACE_GETREGS, tid, 0, (long) &regs) < 0)
     {
@@ -249,7 +249,7 @@ static int xtreg_high;
 static void
 fetch_xtregs (struct regcache *regcache, int regnum)
 {
-  int tid = ptid_get_lwp (regcache->ptid ());
+  int tid = regcache->ptid ().lwp ();
   const xtensa_regtable_t *ptr;
   char xtregs [XTENSA_ELF_XTREG_SIZE];
 
@@ -264,7 +264,7 @@ fetch_xtregs (struct regcache *regcache, int regnum)
 static void
 store_xtregs (struct regcache *regcache, int regnum)
 {
-  int tid = ptid_get_lwp (regcache->ptid ());
+  int tid = regcache->ptid ().lwp ();
   const xtensa_regtable_t *ptr;
   char xtregs [XTENSA_ELF_XTREG_SIZE];
 
@@ -313,7 +313,7 @@ xtensa_linux_nat_target::store_registers (struct regcache *regcache,
 
 ps_err_e
 ps_get_thread_area (struct ps_prochandle *ph,
-                    lwpid_t lwpid, int idx, void **base)
+                   lwpid_t lwpid, int idx, void **base)
 {
   xtensa_elf_gregset_t regs;
 
@@ -328,8 +328,9 @@ ps_get_thread_area (struct ps_prochandle *ph,
   return PS_OK;
 }
 
+void _initialize_xtensa_linux_nat ();
 void
-_initialize_xtensa_linux_nat (void)
+_initialize_xtensa_linux_nat ()
 {
   const xtensa_regtable_t *ptr;