2004-08-08 Andrew Cagney <cagney@gnu.org>

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

diff --git a/gdb/i386-tdep.h b/gdb/i386-tdep.h
index b4309501e855380d4cbb17c8f99fb9c5f6247176..32ef04994e11486d9abde42f54f166b378da49d6 100644 (file)
--- a/gdb/i386-tdep.h
+++ b/gdb/i386-tdep.h
@@ -1,7 +1,6 @@
 /* Target-dependent code for the i386.
 
-   Copyright 2001, 2002, 2003
-   Free Software Foundation, Inc.
+   Copyright 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -27,6 +26,7 @@ struct frame_info;
 struct gdbarch;
 struct reggroup;
 struct regset;
+struct regcache;
 
 /* GDB's i386 target supports both the 32-bit Intel Architecture
    (IA-32) and the 64-bit AMD x86-64 architecture.  Internally it uses
@@ -89,6 +89,9 @@ struct gdbarch_tdep
   CORE_ADDR sigtramp_start;
   CORE_ADDR sigtramp_end;
 
+  /* Detect sigtramp.  */
+  int (*sigtramp_p) (struct frame_info *);
+
   /* Get address of sigcontext for sigtramp.  */
   CORE_ADDR (*sigcontext_addr) (struct frame_info *);
 
@@ -104,8 +107,6 @@ struct gdbarch_tdep
 
 /* Floating-point registers.  */
 
-#define FPU_REG_RAW_SIZE 10
-
 /* All FPU control regusters (except for FIOFF and FOOFF) are 16-bit
    (at most) in the FPU, but are zero-extended to 32 bits in GDB's
    register cache.  */
@@ -152,21 +153,28 @@ extern int i386_fpc_regnum_p (int regnum);
 #define MXCSR_REGNUM \
   (XMM0_REGNUM + gdbarch_tdep (current_gdbarch)->num_xmm_regs)
 
-/* FIXME: kettenis/2001-11-24: Obsolete macro's.  */
-#define FCS_REGNUM FISEG_REGNUM
-#define FCOFF_REGNUM FIOFF_REGNUM
-#define FDS_REGNUM FOSEG_REGNUM
-#define FDOFF_REGNUM FOOFF_REGNUM
-
 /* Register numbers of various important registers.  */
 
-#define I386_EAX_REGNUM                0 /* %eax */
-#define I386_EDX_REGNUM                2 /* %edx */
-#define I386_ESP_REGNUM                4 /* %esp */
-#define I386_EBP_REGNUM                5 /* %ebp */
-#define I386_EIP_REGNUM                8 /* %eip */
-#define I386_EFLAGS_REGNUM     9 /* %eflags */
-#define I386_ST0_REGNUM                16 /* %st(0) */
+enum i386_regnum
+{
+  I386_EAX_REGNUM,             /* %eax */
+  I386_ECX_REGNUM,             /* %ecx */
+  I386_EDX_REGNUM,             /* %edx */
+  I386_EBX_REGNUM,             /* %ebx */
+  I386_ESP_REGNUM,             /* %esp */
+  I386_EBP_REGNUM,             /* %ebp */
+  I386_ESI_REGNUM,             /* %esi */
+  I386_EDI_REGNUM,             /* %edi */
+  I386_EIP_REGNUM,             /* %eip */
+  I386_EFLAGS_REGNUM,          /* %eflags */
+  I386_CS_REGNUM,              /* %cs */
+  I386_SS_REGNUM,              /* %ss */
+  I386_DS_REGNUM,              /* %ds */
+  I386_ES_REGNUM,              /* %es */
+  I386_FS_REGNUM,              /* %fs */
+  I386_GS_REGNUM,              /* %gs */
+  I386_ST0_REGNUM              /* %st(0) */
+};
 
 #define I386_NUM_GREGS 16
 #define I386_NUM_FREGS 16
@@ -189,6 +197,19 @@ extern char const *i386_register_name (int reg);
 extern int i386_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
                                     struct reggroup *group);
 
+/* Supply register REGNUM from the general-purpose register set REGSET
+   to register cache REGCACHE.  If REGNUM is -1, do this for all
+   registers in REGSET.  */
+extern void i386_supply_gregset (const struct regset *regset,
+                                struct regcache *regcache, int regnum,
+                                const void *gregs, size_t len);
+
+/* Return the appropriate register set for the core section identified
+   by SECT_NAME and SECT_SIZE.  */
+extern const struct regset *
+  i386_regset_from_core_section (struct gdbarch *gdbarch,
+                                const char *sect_name, size_t sect_size);
+
 /* Initialize a basic ELF architecture variant.  */
 extern void i386_elf_init_abi (struct gdbarch_info, struct gdbarch *);
 
@@ -199,10 +220,10 @@ extern void i386_svr4_init_abi (struct gdbarch_info, struct gdbarch *);
 /* Functions and variables exported from i386bsd-tdep.c.  */
 
 extern void i386bsd_init_abi (struct gdbarch_info, struct gdbarch *);
-extern CORE_ADDR i386fbsd_sigtramp_start;
-extern CORE_ADDR i386fbsd_sigtramp_end;
-extern CORE_ADDR i386obsd_sigtramp_start;
-extern CORE_ADDR i386obsd_sigtramp_end;
+extern CORE_ADDR i386fbsd_sigtramp_start_addr;
+extern CORE_ADDR i386fbsd_sigtramp_end_addr;
+extern CORE_ADDR i386obsd_sigtramp_start_addr;
+extern CORE_ADDR i386obsd_sigtramp_end_addr;
 extern int i386fbsd4_sc_reg_offset[];
 extern int i386fbsd_sc_reg_offset[];
 extern int i386nbsd_sc_reg_offset[];