diff options
Diffstat (limited to 'gdb/i386-tdep.h')
| -rw-r--r-- | gdb/i386-tdep.h | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/gdb/i386-tdep.h b/gdb/i386-tdep.h index 1b569d9..38eac20 100644 --- a/gdb/i386-tdep.h +++ b/gdb/i386-tdep.h @@ -71,7 +71,12 @@ struct gdbarch_tdep /* Get address of sigcontext for sigtramp. */ CORE_ADDR (*sigcontext_addr) (struct frame_info *); - /* Offset of saved PC and SP in `struct sigcontext'. */ + /* Offset of registers in `struct sigcontext'. */ + int *sc_reg_offset; + int sc_num_regs; + + /* Offset of saved PC and SP in `struct sigcontext'. Usage of these + is deprecated, please use `sc_reg_offset' instead. */ int sc_pc_offset; int sc_sp_offset; }; @@ -136,8 +141,16 @@ extern int i386_mxcsr_regnum_p (int regnum); #define FCOFF_REGNUM FIOFF_REGNUM #define FDS_REGNUM FOSEG_REGNUM #define FDOFF_REGNUM FOOFF_REGNUM -#define IS_FP_REGNUM(n) i386_fp_regnum_p (n) -#define IS_SSE_REGNUM(n) i386_sse_regnum_p (n) + +/* 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) */ #define I386_NUM_GREGS 16 #define I386_NUM_FREGS 16 @@ -146,16 +159,6 @@ extern int i386_mxcsr_regnum_p (int regnum); #define I386_SSE_NUM_REGS (I386_NUM_GREGS + I386_NUM_FREGS \ + I386_NUM_XREGS) -/* Sizes of individual register sets. These cover the entire register - file, so summing up the sizes of those portions actually present - yields DEPRECATED_REGISTER_BYTES. */ -#define I386_SIZEOF_GREGS (I386_NUM_GREGS * 4) -#define I386_SIZEOF_FREGS (8 * 10 + 8 * 4) -#define I386_SIZEOF_XREGS (8 * 16 + 4) - -#define I386_SSE_SIZEOF_REGS (I386_SIZEOF_GREGS + I386_SIZEOF_FREGS \ - + I386_SIZEOF_XREGS) - /* Size of the largest register. */ #define I386_MAX_REGISTER_SIZE 16 @@ -178,7 +181,6 @@ extern void i386_svr4_init_abi (struct gdbarch_info, struct gdbarch *); /* Functions exported from i386bsd-tdep.c. */ -extern CORE_ADDR i386bsd_sigcontext_addr (struct frame_info *frame); extern void i386bsd_init_abi (struct gdbarch_info, struct gdbarch *); #endif /* i386-tdep.h */ |