S390: Add syscall info for syscalls up to 374

[deliverable/binutils-gdb.git] / gdb / i386-tdep.c

diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c
index b706463cec99b51557c212f12636db46ce1a00fd..4c66edf9dbc1b8098ac4dadbd26852cad45d58cb 100644 (file)
--- a/gdb/i386-tdep.c
+++ b/gdb/i386-tdep.c
@@ -3419,9 +3419,6 @@ i386_pseudo_register_read_into_value (struct gdbarch *gdbarch,
        }
       else if (i386_byte_regnum_p (gdbarch, regnum))
        {
-         /* Check byte pseudo registers last since this function will
-            be called from amd64_pseudo_register_read, which handles
-            byte pseudo registers differently.  */
          int gpnum = regnum - tdep->al_regnum;
 
          /* Extract (always little endian).  We read both lower and
@@ -3584,9 +3581,6 @@ i386_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache,
        }
       else if (i386_byte_regnum_p (gdbarch, regnum))
        {
-         /* Check byte pseudo registers last since this function will
-            be called from amd64_pseudo_register_read, which handles
-            byte pseudo registers differently.  */
          int gpnum = regnum - tdep->al_regnum;
 
          /* Read ...  We read both lower and upper registers.  */
@@ -3603,6 +3597,88 @@ i386_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache,
        internal_error (__FILE__, __LINE__, _("invalid regnum"));
     }
 }
+
+/* Implement the 'ax_pseudo_register_collect' gdbarch method.  */
+
+int
+i386_ax_pseudo_register_collect (struct gdbarch *gdbarch,
+                                struct agent_expr *ax, int regnum)
+{
+  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+
+  if (i386_mmx_regnum_p (gdbarch, regnum))
+    {
+      /* MMX to FPU register mapping depends on current TOS.  Let's just
+        not care and collect everything...  */
+      int i;
+
+      ax_reg_mask (ax, I387_FSTAT_REGNUM (tdep));
+      for (i = 0; i < 8; i++)
+       ax_reg_mask (ax, I387_ST0_REGNUM (tdep) + i);
+      return 0;
+    }
+  else if (i386_bnd_regnum_p (gdbarch, regnum))
+    {
+      regnum -= tdep->bnd0_regnum;
+      ax_reg_mask (ax, I387_BND0R_REGNUM (tdep) + regnum);
+      return 0;
+    }
+  else if (i386_k_regnum_p (gdbarch, regnum))
+    {
+      regnum -= tdep->k0_regnum;
+      ax_reg_mask (ax, tdep->k0_regnum + regnum);
+      return 0;
+    }
+  else if (i386_zmm_regnum_p (gdbarch, regnum))
+    {
+      regnum -= tdep->zmm0_regnum;
+      if (regnum < num_lower_zmm_regs)
+       {
+         ax_reg_mask (ax, I387_XMM0_REGNUM (tdep) + regnum);
+         ax_reg_mask (ax, tdep->ymm0h_regnum + regnum);
+       }
+      else
+       {
+         ax_reg_mask (ax, I387_XMM16_REGNUM (tdep) + regnum
+                          - num_lower_zmm_regs);
+         ax_reg_mask (ax, I387_YMM16H_REGNUM (tdep) + regnum
+                          - num_lower_zmm_regs);
+       }
+      ax_reg_mask (ax, tdep->zmm0h_regnum + regnum);
+      return 0;
+    }
+  else if (i386_ymm_regnum_p (gdbarch, regnum))
+    {
+      regnum -= tdep->ymm0_regnum;
+      ax_reg_mask (ax, I387_XMM0_REGNUM (tdep) + regnum);
+      ax_reg_mask (ax, tdep->ymm0h_regnum + regnum);
+      return 0;
+    }
+  else if (i386_ymm_avx512_regnum_p (gdbarch, regnum))
+    {
+      regnum -= tdep->ymm16_regnum;
+      ax_reg_mask (ax, I387_XMM16_REGNUM (tdep) + regnum);
+      ax_reg_mask (ax, tdep->ymm16h_regnum + regnum);
+      return 0;
+    }
+  else if (i386_word_regnum_p (gdbarch, regnum))
+    {
+      int gpnum = regnum - tdep->ax_regnum;
+
+      ax_reg_mask (ax, gpnum);
+      return 0;
+    }
+  else if (i386_byte_regnum_p (gdbarch, regnum))
+    {
+      int gpnum = regnum - tdep->al_regnum;
+
+      ax_reg_mask (ax, gpnum % 4);
+      return 0;
+    }
+  else
+    internal_error (__FILE__, __LINE__, _("invalid regnum"));
+  return 1;
+}
 \f
 
 /* Return the register number of the register allocated by GCC after
@@ -8423,6 +8499,8 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
   set_gdbarch_pseudo_register_read_value (gdbarch,
                                          i386_pseudo_register_read_value);
   set_gdbarch_pseudo_register_write (gdbarch, i386_pseudo_register_write);
+  set_gdbarch_ax_pseudo_register_collect (gdbarch,
+                                         i386_ax_pseudo_register_collect);
 
   set_tdesc_pseudo_register_type (gdbarch, i386_pseudo_register_type);
   set_tdesc_pseudo_register_name (gdbarch, i386_pseudo_register_name);
@@ -8651,9 +8729,7 @@ i386_mpx_bd_base (void)
   return ret & MPX_BASE_MASK;
 }
 
-/* Check if the current target is MPX enabled.  */
-
-static int
+int
 i386_mpx_enabled (void)
 {
   const struct gdbarch_tdep *tdep = gdbarch_tdep (get_current_arch ());