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old-cross-binutils/gdb/sparc-tdep.h
Michael Snyder c378eb4eaa 2011-01-11 Michael Snyder <msnyder@vmware.com> 
* s390-tdep.c: Comment cleanup, mostly periods and spaces.
	* score-tdep.c: Ditto.
	* score-tdep.h: Ditto.
	* ser-base.c: Ditto.
	* ser-go32.c: Ditto.
	* serial.c: Ditto.
	* serial.h: Ditto.
	* ser-mingw.c: Ditto.
	* ser-pipe.c: Ditto.
	* ser-tcp.c: Ditto.
	* ser-unix.c: Ditto.
	* sh64-tdep.c: Ditto.
	* shnbsd-nat.c: Ditto.
	* sh-tdep.c: Ditto.
	* sh-tdep.h: Ditto.
	* solib.c: Ditto.
	* solib-darwin.c: Ditto.
	* solib-frv.c: Ditto.
	* solib.h: Ditto.
	* solib-irix.c: Ditto.
	* solib-osf.c: Ditto.
	* solib-pa64.c: Ditto.
	* solib-som.c: Ditto.
	* solib-spu.c: Ditto.
	* solib-sunos.c: Ditto.
	* solib-svr4.c: Ditto.
	* solist.h: Ditto.
	* sol-thread.c: Ditto.
	* somread.c: Ditto.
	* source.c: Ditto.
	* source.h: Ditto.
	* sparc64-linux-tdep.c: Ditto.
	* sparc64-tdep.c: Ditto.
	* sparc-linux-nat.c: Ditto.
	* sparc-linux-tdep.c: Ditto.
	* sparc-sol2-nat.c: Ditto.
	* sparc-sol2-tdep.c: Ditto.
	* sparc-tdep.c: Ditto.
	* sparc-tdep.h: Ditto.
	* spu-tdep.c: Ditto.
	* stabsread.c: Ditto.
	* stabsread.h: Ditto.
	* stack.c: Ditto.
	* symfile.c: Ditto.
	* symfile.h: Ditto.
	* symmisc.c: Ditto.
	* symtab.c: Ditto.
	* symtab.h: Ditto.
	* target.c: Ditto.
	* target-descriptions.c: Ditto.
	* target-descriptions.h: Ditto.
	* target.h: Ditto.
	* target-memory.c: Ditto.
	* terminal.h: Ditto.
	* thread.c: Ditto.
	* top.c: Ditto.
	* tracepoint.c: Ditto.
	* tracepoint.h: Ditto.
	* trad-frame.h: Ditto.
	* typeprint.c: Ditto.
2011-01-11 21:53:25 +00:00

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/* Target-dependent code for SPARC.
Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef SPARC_TDEP_H
#define SPARC_TDEP_H 1
struct frame_info;
struct gdbarch;
struct regcache;
struct regset;
struct trad_frame_saved_reg;
/* Register offsets for the general-purpose register set. */
struct sparc_gregset
{
int r_psr_offset;
int r_pc_offset;
int r_npc_offset;
int r_y_offset;
int r_wim_offset;
int r_tbr_offset;
int r_g1_offset;
int r_l0_offset;
int r_y_size;
};
/* SPARC architecture-specific information. */
struct gdbarch_tdep
{
/* Register numbers for the PN and nPC registers. The definitions
for (64-bit) UltraSPARC differ from the (32-bit) SPARC
definitions. */
int pc_regnum;
int npc_regnum;
/* Register sets. */
struct regset *gregset;
size_t sizeof_gregset;
struct regset *fpregset;
size_t sizeof_fpregset;
/* Offset of saved PC in jmp_buf. */
int jb_pc_offset;
/* Size of an Procedure Linkage Table (PLT) entry, 0 if we shouldn't
treat the PLT special when doing prologue analysis. */
size_t plt_entry_size;
/* Alternative location for trap return. Used for single-stepping. */
CORE_ADDR (*step_trap) (struct frame_info *frame, unsigned long insn);
/* ISA-specific data types. */
struct type *sparc_psr_type;
struct type *sparc_fsr_type;
struct type *sparc64_pstate_type;
struct type *sparc64_fsr_type;
struct type *sparc64_fprs_type;
};
/* Register numbers of various important registers. */
enum sparc_regnum
{
SPARC_G0_REGNUM, /* %g0 */
SPARC_G1_REGNUM,
SPARC_G2_REGNUM,
SPARC_G3_REGNUM,
SPARC_G4_REGNUM,
SPARC_G5_REGNUM,
SPARC_G6_REGNUM,
SPARC_G7_REGNUM, /* %g7 */
SPARC_O0_REGNUM, /* %o0 */
SPARC_O1_REGNUM,
SPARC_O2_REGNUM,
SPARC_O3_REGNUM,
SPARC_O4_REGNUM,
SPARC_O5_REGNUM,
SPARC_SP_REGNUM, /* %sp (%o6) */
SPARC_O7_REGNUM, /* %o7 */
SPARC_L0_REGNUM, /* %l0 */
SPARC_L1_REGNUM,
SPARC_L2_REGNUM,
SPARC_L3_REGNUM,
SPARC_L4_REGNUM,
SPARC_L5_REGNUM,
SPARC_L6_REGNUM,
SPARC_L7_REGNUM, /* %l7 */
SPARC_I0_REGNUM, /* %i0 */
SPARC_I1_REGNUM,
SPARC_I2_REGNUM,
SPARC_I3_REGNUM,
SPARC_I4_REGNUM,
SPARC_I5_REGNUM,
SPARC_FP_REGNUM, /* %fp (%i6) */
SPARC_I7_REGNUM, /* %i7 */
SPARC_F0_REGNUM, /* %f0 */
SPARC_F1_REGNUM,
SPARC_F31_REGNUM /* %f31 */
= SPARC_F0_REGNUM + 31
};
enum sparc32_regnum
{
SPARC32_Y_REGNUM /* %y */
= SPARC_F31_REGNUM + 1,
SPARC32_PSR_REGNUM, /* %psr */
SPARC32_WIM_REGNUM, /* %wim */
SPARC32_TBR_REGNUM, /* %tbr */
SPARC32_PC_REGNUM, /* %pc */
SPARC32_NPC_REGNUM, /* %npc */
SPARC32_FSR_REGNUM, /* %fsr */
SPARC32_CSR_REGNUM, /* %csr */
/* Pseudo registers. */
SPARC32_D0_REGNUM, /* %d0 */
SPARC32_D30_REGNUM /* %d30 */
= SPARC32_D0_REGNUM + 15
};
struct sparc_frame_cache
{
/* Base address. */
CORE_ADDR base;
CORE_ADDR pc;
/* Do we have a frame? */
int frameless_p;
/* Do we have a Structure, Union or Quad-Precision return value? */
int struct_return_p;
/* Table of saved registers. */
struct trad_frame_saved_reg *saved_regs;
};
/* Fetch the instruction at PC. */
extern unsigned long sparc_fetch_instruction (CORE_ADDR pc);
/* Fetch StackGhost Per-Process XOR cookie. */
extern ULONGEST sparc_fetch_wcookie (struct gdbarch *gdbarch);
extern CORE_ADDR sparc_analyze_prologue (struct gdbarch *gdbarch,
CORE_ADDR pc, CORE_ADDR current_pc,
struct sparc_frame_cache *cache);
extern struct sparc_frame_cache *
sparc_frame_cache (struct frame_info *this_frame, void **this_cache);
extern struct sparc_frame_cache *
sparc32_frame_cache (struct frame_info *this_frame, void **this_cache);
extern int sparc_software_single_step (struct frame_info *frame);
extern void sparc_supply_rwindow (struct regcache *regcache,
CORE_ADDR sp, int regnum);
extern void sparc_collect_rwindow (const struct regcache *regcache,
CORE_ADDR sp, int regnum);
/* Register offsets for SunOS 4. */
extern const struct sparc_gregset sparc32_sunos4_gregset;
extern void sparc32_supply_gregset (const struct sparc_gregset *gregset,
struct regcache *regcache,
int regnum, const void *gregs);
extern void sparc32_collect_gregset (const struct sparc_gregset *gregset,
const struct regcache *regcache,
int regnum, void *gregs);
extern void sparc32_supply_fpregset (struct regcache *regcache,
int regnum, const void *fpregs);
extern void sparc32_collect_fpregset (const struct regcache *regcache,
int regnum, void *fpregs);
/* Functions and variables exported from sparc-sol2-tdep.c. */
/* Register offsets for Solaris 2. */
extern const struct sparc_gregset sparc32_sol2_gregset;
extern int sparc_sol2_pc_in_sigtramp (CORE_ADDR pc, char *name);
extern char *sparc_sol2_static_transform_name (char *name);
extern void sparc32_sol2_init_abi (struct gdbarch_info info,
struct gdbarch *gdbarch);
/* Functions and variables exported from sparcnbsd-tdep.c. */
/* Register offsets for NetBSD. */
extern const struct sparc_gregset sparc32nbsd_gregset;
/* Return the address of a system call's alternative return
address. */
extern CORE_ADDR sparcnbsd_step_trap (struct frame_info *frame,
unsigned long insn);
extern void sparc32nbsd_elf_init_abi (struct gdbarch_info info,
struct gdbarch *gdbarch);
extern struct trad_frame_saved_reg *
sparc32nbsd_sigcontext_saved_regs (struct frame_info *next_frame);
#endif /* sparc-tdep.h */
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