diff options
Diffstat (limited to 'opcodes/i386-gen.c')
| -rw-r--r-- | opcodes/i386-gen.c | 38 |
1 files changed, 29 insertions, 9 deletions
diff --git a/opcodes/i386-gen.c b/opcodes/i386-gen.c index dba076c..92681e2 100644 --- a/opcodes/i386-gen.c +++ b/opcodes/i386-gen.c @@ -335,6 +335,14 @@ static initializer cpu_flag_init[] = "CpuAVX512_BITALG" }, }; +static const initializer operand_type_shorthands[] = +{ + { "Reg8", "Reg|Byte" }, + { "Reg16", "Reg|Word" }, + { "Reg32", "Reg|Dword" }, + { "Reg64", "Reg|Qword" }, +}; + static initializer operand_type_init[] = { { "OPERAND_TYPE_NONE", @@ -631,10 +639,7 @@ static bitfield opcode_modifiers[] = static bitfield operand_types[] = { - BITFIELD (Reg8), - BITFIELD (Reg16), - BITFIELD (Reg32), - BITFIELD (Reg64), + BITFIELD (Reg), BITFIELD (FloatReg), BITFIELD (RegMMX), BITFIELD (RegXMM), @@ -789,9 +794,8 @@ next_field (char *str, char sep, char **next, char *last) static void set_bitfield (char *, bitfield *, int, unsigned int, int); static int -set_bitfield_from_cpu_flag_init (char *f, bitfield *array, - int value, unsigned int size, - int lineno) +set_bitfield_from_shorthand (char *f, bitfield *array, unsigned int size, + int lineno) { char *str, *next, *last; unsigned int i; @@ -812,6 +816,22 @@ set_bitfield_from_cpu_flag_init (char *f, bitfield *array, return 0; } + for (i = 0; i < ARRAY_SIZE (operand_type_shorthands); i++) + if (strcmp (operand_type_shorthands[i].name, f) == 0) + { + /* Turn on selective bits. */ + char *init = xstrdup (operand_type_shorthands[i].init); + last = init + strlen (init); + for (next = init; next && next < last; ) + { + str = next_field (next, '|', &next, last); + if (str) + set_bitfield (str, array, 1, size, lineno); + } + free (init); + return 0; + } + return -1; } @@ -862,8 +882,8 @@ set_bitfield (char *f, bitfield *array, int value, } } - /* Handle CPU_XXX_FLAGS. */ - if (!set_bitfield_from_cpu_flag_init (f, array, value, size, lineno)) + /* Handle shorthands. */ + if (value == 1 && !set_bitfield_from_shorthand (f, array, size, lineno)) return; if (lineno != -1) |