/home/stan/gdb/src/gdb/sh-linux-tdep.c File Reference

#include "defs.h"
#include "osabi.h"
#include "solib-svr4.h"
#include "symtab.h"
#include "trad-frame.h"
#include "tramp-frame.h"
#include "glibc-tdep.h"
#include "sh-tdep.h"
#include "linux-tdep.h"

Go to the source code of this file.

Defines
#define	REGSx16(base)
#define	SH_MOVW   0x9305
#define	SH_TRAP   0xc300
#define	SH_OR_R0_R0   0x200b
#define	SH_NR_SIGRETURN   0x0077
#define	SH_NR_RT_SIGRETURN   0x00ad
Functions
static void	sh_linux_sigtramp_cache (struct frame_info *this_frame, struct trad_frame_cache *this_cache, CORE_ADDR func, int regs_offset)
static void	sh_linux_sigreturn_init (const struct tramp_frame *self, struct frame_info *this_frame, struct trad_frame_cache *this_cache, CORE_ADDR func)
static void	sh_linux_rt_sigreturn_init (const struct tramp_frame *self, struct frame_info *this_frame, struct trad_frame_cache *this_cache, CORE_ADDR func)
static void	sh_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
void	_initialize_sh_linux_tdep (void)
Variables
static struct sh_corefile_regmap	gregs_table []
static struct sh_corefile_regmap	fpregs_table []
static struct tramp_frame	sh_linux_sigreturn_tramp_frame
static struct tramp_frame	sh_linux_rt_sigreturn_tramp_frame

---

Define Documentation

#define REGSx16

(

base

)

Value:

{(base),      0}, \
  {(base) +  1, 4}, \
  {(base) +  2, 8}, \
  {(base) +  3, 12}, \
  {(base) +  4, 16}, \
  {(base) +  5, 20}, \
  {(base) +  6, 24}, \
  {(base) +  7, 28}, \
  {(base) +  8, 32}, \
  {(base) +  9, 36}, \
  {(base) + 10, 40}, \
  {(base) + 11, 44}, \
  {(base) + 12, 48}, \
  {(base) + 13, 52}, \
  {(base) + 14, 56}, \
  {(base) + 15, 60}

Definition at line 33 of file sh-linux-tdep.c.

#define SH_MOVW   0x9305

Definition at line 141 of file sh-linux-tdep.c.

#define SH_NR_RT_SIGRETURN   0x00ad

Definition at line 147 of file sh-linux-tdep.c.

#define SH_NR_SIGRETURN   0x0077

Definition at line 146 of file sh-linux-tdep.c.

#define SH_OR_R0_R0   0x200b

Definition at line 143 of file sh-linux-tdep.c.

#define SH_TRAP   0xc300

Definition at line 142 of file sh-linux-tdep.c.

---

Function Documentation

void _initialize_sh_linux_tdep

(

void

)

static void sh_linux_init_abi	(	struct gdbarch_info	info,
		struct gdbarch *	gdbarch
	)		[static]

Definition at line 184 of file sh-linux-tdep.c.

References gdbarch_info::bfd_arch_info, gdbarch_tdep::core_fpregmap, gdbarch_tdep::core_gregmap, find_solib_trampoline_target(), gdbarch_tdep(), glibc_skip_solib_resolver(), linux_init_abi(), set_gdbarch_fetch_tls_load_module_address(), set_gdbarch_skip_solib_resolver(), set_gdbarch_skip_trampoline_code(), set_solib_svr4_fetch_link_map_offsets(), svr4_fetch_objfile_link_map(), svr4_ilp32_fetch_link_map_offsets(), and tramp_frame_prepend_unwinder().

static void sh_linux_rt_sigreturn_init	(	const struct tramp_frame *	self,
		struct frame_info *	this_frame,
		struct trad_frame_cache *	this_cache,
		CORE_ADDR	func
	)		[static]

Definition at line 126 of file sh-linux-tdep.c.

References sh_linux_sigtramp_cache().

static void sh_linux_sigreturn_init	(	const struct tramp_frame *	self,
		struct frame_info *	this_frame,
		struct trad_frame_cache *	this_cache,
		CORE_ADDR	func
	)		[static]

Definition at line 115 of file sh-linux-tdep.c.

References sh_linux_sigtramp_cache().

static void sh_linux_sigtramp_cache	(	struct frame_info *	this_frame,
		struct trad_frame_cache *	this_cache,
		CORE_ADDR	func,
		int	regs_offset
	)		[static]

Definition at line 79 of file sh-linux-tdep.c.

References FP_LAST_REGNUM, FPSCR_REGNUM, FPUL_REGNUM, FR0_REGNUM, frame_id_build(), GBR_REGNUM, gdbarch_fp0_regnum(), gdbarch_sp_regnum(), get_frame_arch(), get_frame_register_unsigned(), MACH_REGNUM, MACL_REGNUM, SR_REGNUM, trad_frame_set_id(), and trad_frame_set_reg_addr().

Referenced by sh_linux_rt_sigreturn_init(), and sh_linux_sigreturn_init().

---

Variable Documentation

struct sh_corefile_regmap fpregs_table[] [static]

Initial value:

{
  REGSx16 (FR0_REGNUM),
  
  {FPSCR_REGNUM, 128},
  {FPUL_REGNUM,  132},
  {-1 , 0}
}

Definition at line 67 of file sh-linux-tdep.c.

struct sh_corefile_regmap gregs_table[] [static]

Initial value:

{
  REGSx16 (R0_REGNUM),
  {PC_REGNUM,   64},
  {PR_REGNUM,   68},
  {SR_REGNUM,   72},
  {GBR_REGNUM,  76},
  {MACH_REGNUM, 80},
  {MACL_REGNUM, 84},
  {-1 , 0}
}

Definition at line 53 of file sh-linux-tdep.c.

struct tramp_frame sh_linux_rt_sigreturn_tramp_frame [static]

Initial value:

 {
  SIGTRAMP_FRAME,
  2,
  {
    { SH_MOVW, 0xffff },
    { SH_TRAP, 0xff00 }, 
    { SH_OR_R0_R0, 0xffff },
    { SH_OR_R0_R0, 0xffff },
    { SH_OR_R0_R0, 0xffff },
    { SH_OR_R0_R0, 0xffff },
    { SH_OR_R0_R0, 0xffff },
    { SH_NR_RT_SIGRETURN, 0xffff },
    { TRAMP_SENTINEL_INSN }
  },
  sh_linux_rt_sigreturn_init
}

Definition at line 166 of file sh-linux-tdep.c.

struct tramp_frame sh_linux_sigreturn_tramp_frame [static]

Initial value:

 {
  SIGTRAMP_FRAME,
  2,
  {
    { SH_MOVW, 0xffff },
    { SH_TRAP, 0xff00 }, 
    { SH_OR_R0_R0, 0xffff },
    { SH_OR_R0_R0, 0xffff },
    { SH_OR_R0_R0, 0xffff },
    { SH_OR_R0_R0, 0xffff },
    { SH_OR_R0_R0, 0xffff },
    { SH_NR_SIGRETURN, 0xffff },
    { TRAMP_SENTINEL_INSN }
  },
  sh_linux_sigreturn_init
}

Definition at line 149 of file sh-linux-tdep.c.