diff options
Diffstat (limited to 'gdb/i386-tdep.c')
| -rw-r--r-- | gdb/i386-tdep.c | 126 |
1 files changed, 73 insertions, 53 deletions
diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c index 47b87d6..6b437c5 100644 --- a/gdb/i386-tdep.c +++ b/gdb/i386-tdep.c @@ -1,8 +1,8 @@ /* Intel 386 target-dependent stuff. Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, - 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software - Foundation, Inc. + 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 + Free Software Foundation, Inc. This file is part of GDB. @@ -1524,17 +1524,42 @@ i386_return_value (struct gdbarch *gdbarch, struct type *type, } +/* Type for %eflags. */ +struct type *i386_eflags_type; + /* Types for the MMX and SSE registers. */ -static struct type *i386_mmx_type; -static struct type *i386_sse_type; +struct type *i386_mmx_type; +struct type *i386_sse_type; + +/* Construct types for ISA-specific registers. */ +static void +i386_init_types (void) +{ + struct type *type; + + type = init_flags_type ("builtin_type_i386_eflags", 4); + append_flags_type_flag (type, 0, "CF"); + append_flags_type_flag (type, 1, NULL); + append_flags_type_flag (type, 2, "PF"); + append_flags_type_flag (type, 4, "AF"); + append_flags_type_flag (type, 6, "ZF"); + append_flags_type_flag (type, 7, "SF"); + append_flags_type_flag (type, 8, "TF"); + append_flags_type_flag (type, 9, "IF"); + append_flags_type_flag (type, 10, "DF"); + append_flags_type_flag (type, 11, "OF"); + append_flags_type_flag (type, 14, "NT"); + append_flags_type_flag (type, 16, "RF"); + append_flags_type_flag (type, 17, "VM"); + append_flags_type_flag (type, 18, "AC"); + append_flags_type_flag (type, 19, "VIF"); + append_flags_type_flag (type, 20, "VIP"); + append_flags_type_flag (type, 21, "ID"); + i386_eflags_type = type; -/* Construct the type for MMX registers. */ -static struct type * -i386_build_mmx_type (void) -{ /* The type we're building is this: */ #if 0 - union __gdb_builtin_type_vec64i + union __gdb_builtin_type_vec64i { int64_t uint64; int32_t v2_int32[2]; @@ -1543,49 +1568,40 @@ i386_build_mmx_type (void) }; #endif - if (! i386_mmx_type) - { - struct type *t; - - t = init_composite_type ("__gdb_builtin_type_vec64i", TYPE_CODE_UNION); - append_composite_type_field (t, "uint64", builtin_type_int64); - append_composite_type_field (t, "v2_int32", builtin_type_v2_int32); - append_composite_type_field (t, "v4_int16", builtin_type_v4_int16); - append_composite_type_field (t, "v8_int8", builtin_type_v8_int8); - - TYPE_FLAGS (t) |= TYPE_FLAG_VECTOR; - TYPE_NAME (t) = "builtin_type_vec64i"; - - i386_mmx_type = t; - } - - return i386_mmx_type; -} + type = init_composite_type ("__gdb_builtin_type_vec64i", TYPE_CODE_UNION); + append_composite_type_field (type, "uint64", builtin_type_int64); + append_composite_type_field (type, "v2_int32", builtin_type_v2_int32); + append_composite_type_field (type, "v4_int16", builtin_type_v4_int16); + append_composite_type_field (type, "v8_int8", builtin_type_v8_int8); + TYPE_FLAGS (type) |= TYPE_FLAG_VECTOR; + TYPE_NAME (type) = "builtin_type_vec64i"; + i386_mmx_type = type; -/* Construct the type for SSE registers. */ -static struct type * -i386_build_sse_type (void) -{ - if (! i386_sse_type) - { - struct type *t; - - t = init_composite_type ("__gdb_builtin_type_vec128i", TYPE_CODE_UNION); - append_composite_type_field (t, "v4_float", builtin_type_v4_float); - append_composite_type_field (t, "v2_double", builtin_type_v2_double); - append_composite_type_field (t, "v16_int8", builtin_type_v16_int8); - append_composite_type_field (t, "v8_int16", builtin_type_v8_int16); - append_composite_type_field (t, "v4_int32", builtin_type_v4_int32); - append_composite_type_field (t, "v2_int64", builtin_type_v2_int64); - append_composite_type_field (t, "uint128", builtin_type_int128); - - TYPE_FLAGS (t) |= TYPE_FLAG_VECTOR; - TYPE_NAME (t) = "builtin_type_vec128i"; - - i386_sse_type = t; - } + /* The type we're building is this: */ +#if 0 + union __gdb_builtin_type_vec128i + { + int128_t uint128; + int64_t v2_int64[2]; + int32_t v4_int32[4]; + int16_t v8_int16[8]; + int8_t v16_int8[16]; + double v2_double[2]; + float v4_float[4]; + }; +#endif - return i386_sse_type; + type = init_composite_type ("__gdb_builtin_type_vec128i", TYPE_CODE_UNION); + append_composite_type_field (type, "v4_float", builtin_type_v4_float); + append_composite_type_field (type, "v2_double", builtin_type_v2_double); + append_composite_type_field (type, "v16_int8", builtin_type_v16_int8); + append_composite_type_field (type, "v8_int16", builtin_type_v8_int16); + append_composite_type_field (type, "v4_int32", builtin_type_v4_int32); + append_composite_type_field (type, "v2_int64", builtin_type_v2_int64); + append_composite_type_field (type, "uint128", builtin_type_int128); + TYPE_FLAGS (type) |= TYPE_FLAG_VECTOR; + TYPE_NAME (type) = "builtin_type_vec128i"; + i386_sse_type = type; } /* Return the GDB type object for the "standard" data type of data in @@ -1598,6 +1614,9 @@ i386_register_type (struct gdbarch *gdbarch, int regnum) if (regnum == I386_EIP_REGNUM) return builtin_type_void_func_ptr; + if (regnum == I386_EFLAGS_REGNUM) + return i386_eflags_type; + if (regnum == I386_EBP_REGNUM || regnum == I386_ESP_REGNUM) return builtin_type_void_data_ptr; @@ -1605,10 +1624,10 @@ i386_register_type (struct gdbarch *gdbarch, int regnum) return builtin_type_i387_ext; if (i386_sse_regnum_p (gdbarch, regnum)) - return i386_build_sse_type (); + return i386_sse_type; if (i386_mmx_regnum_p (gdbarch, regnum)) - return i386_build_mmx_type (); + return i386_mmx_type; return builtin_type_int; } @@ -2407,6 +2426,7 @@ is \"default\"."), gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_NETWARE, i386_nw_init_abi); - /* Initialize the i386 specific register groups. */ + /* Initialize the i386-specific register groups & types. */ i386_init_reggroups (); + i386_init_types(); } |