diff options
| -rw-r--r-- | gdb/ChangeLog | 7 | ||||
| -rw-r--r-- | gdb/config/i386/tm-nbsd.h | 5 | ||||
| -rw-r--r-- | gdb/i386nbsd-nat.c | 52 |
3 files changed, 61 insertions, 3 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 2e8b4ca..65f6e2c 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,10 @@ +2000-03-24 J.T. Conklin <jtc@redback.com> + + * i386/tm-nbsd.h (USE_STRUCT_CONVENTION): Define. + * i386nbsd-nat.c (i386nbsd_use_struct_convention): New function. + (fetch_core_registers): Read fp registers. + (i386nbsd_core_fns, _initialize_i386nbsd_nat): Added. + 2000-03-24 Jonathan Larmour <jlarmour@redhat.co.uk> * arm-tdep.c (thumb_skip_prologue): Take function end addr argument diff --git a/gdb/config/i386/tm-nbsd.h b/gdb/config/i386/tm-nbsd.h index 3be47b0..66002ed 100644 --- a/gdb/config/i386/tm-nbsd.h +++ b/gdb/config/i386/tm-nbsd.h @@ -26,6 +26,11 @@ #include "i386/tm-i386bsd.h" #include "tm-nbsd.h" +extern use_struct_convention_fn i386nbsd_use_struct_convention; +#define USE_STRUCT_CONVENTION(gcc_p, type) \ + i386nbsd_use_struct_convention(gcc_p, type) + + #define JB_ELEMENT_SIZE sizeof(int) /* jmp_buf[_JBLEN] is array of ints */ #define JB_PC 0 /* Setjmp()'s return PC saved here */ diff --git a/gdb/i386nbsd-nat.c b/gdb/i386nbsd-nat.c index 76a75ae..5c5a1f3 100644 --- a/gdb/i386nbsd-nat.c +++ b/gdb/i386nbsd-nat.c @@ -148,11 +148,20 @@ store_inferior_registers (regno) ptrace (PT_SETFPREGS, inferior_pid, (PTRACE_ARG3_TYPE) &inferior_fpregisters, 0); } - + +int +i386nbsd_use_struct_convention (int gcc_p, struct type *type) +{ + return !(TYPE_LENGTH (type) == 1 + || TYPE_LENGTH (type) == 2 + || TYPE_LENGTH (type) == 4 + || TYPE_LENGTH (type) == 8); +} + struct md_core { struct reg intreg; - struct fpreg freg; + struct env387 freg; }; void @@ -167,6 +176,43 @@ fetch_core_registers (core_reg_sect, core_reg_size, which, ignore) /* integer registers */ memcpy (®isters[REGISTER_BYTE (0)], &core_reg->intreg, sizeof (struct reg)); + /* floating point registers */ - /* XXX */ + RF (FP0_REGNUM, core_reg->freg.regs[0]); + RF (FP0_REGNUM + 1, core_reg->freg.regs[1]); + RF (FP0_REGNUM + 2, core_reg->freg.regs[2]); + RF (FP0_REGNUM + 3, core_reg->freg.regs[3]); + RF (FP0_REGNUM + 4, core_reg->freg.regs[4]); + RF (FP0_REGNUM + 5, core_reg->freg.regs[5]); + RF (FP0_REGNUM + 6, core_reg->freg.regs[6]); + RF (FP0_REGNUM + 7, core_reg->freg.regs[7]); + + RF (FCTRL_REGNUM, core_reg->freg.control); + RF (FSTAT_REGNUM, core_reg->freg.status); + RF (FTAG_REGNUM, core_reg->freg.tag); + RF (FCS_REGNUM, core_reg->freg.code_seg); + RF (FCOFF_REGNUM, core_reg->freg.eip); + RF (FDS_REGNUM, core_reg->freg.operand_seg); + RF (FDOFF_REGNUM, core_reg->freg.operand); + RF (FOP_REGNUM, core_reg->freg.opcode); + + registers_fetched (); +} + +/* Register that we are able to handle i386nbsd core file formats. + FIXME: is this really bfd_target_unknown_flavour? */ + +static struct core_fns i386nbsd_core_fns = +{ + bfd_target_unknown_flavour, /* core_flavour */ + default_check_format, /* check_format */ + default_core_sniffer, /* core_sniffer */ + fetch_core_registers, /* core_read_registers */ + NULL /* next */ +}; + +void +_initialize_i386nbsd_nat () +{ + add_core_fns (&i386nbsd_core_fns); } |