diff options
| -rw-r--r-- | gas/config/tc-aarch64.c | 50 |
1 files changed, 1 insertions, 49 deletions
diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c index 2eaad63..19a5d49 100644 --- a/gas/config/tc-aarch64.c +++ b/gas/config/tc-aarch64.c @@ -523,7 +523,7 @@ const char EXP_CHARS[] = "eE"; /* As in 0f12.456 */ /* or 0d1.2345e12 */ -const char FLT_CHARS[] = "rRsSfFdDxXeEpPhH"; +const char FLT_CHARS[] = "rRsSfFdDxXeEpPhHb"; /* Prefix character that indicates the start of an immediate value. */ #define is_immediate_prefix(C) ((C) == '#') @@ -643,54 +643,6 @@ aarch64_get_expression (expressionS * ep, const char * md_atof (int type, char *litP, int *sizeP) { - /* If this is a bfloat16 type, then parse it slightly differently - - as it does not follow the IEEE standard exactly. */ - if (type == 'b') - { - char * t; - LITTLENUM_TYPE words[MAX_LITTLENUMS]; - FLONUM_TYPE generic_float; - - t = atof_ieee_detail (input_line_pointer, 1, 8, words, &generic_float); - - if (t) - input_line_pointer = t; - else - return _("invalid floating point number"); - - switch (generic_float.sign) - { - /* Is +Inf. */ - case 'P': - words[0] = 0x7f80; - break; - - /* Is -Inf. */ - case 'N': - words[0] = 0xff80; - break; - - /* Is NaN. */ - /* bfloat16 has two types of NaN - quiet and signalling. - Quiet NaN has bit[6] == 1 && faction != 0, whereas - signalling Nan's have bit[0] == 0 && fraction != 0. - Chose this specific encoding as it is the same form - as used by other IEEE 754 encodings in GAS. */ - case 0: - words[0] = 0x7fff; - break; - - default: - break; - } - - *sizeP = 2; - - md_number_to_chars (litP, (valueT) words[0], sizeof (LITTLENUM_TYPE)); - - return NULL; - } - return ieee_md_atof (type, litP, sizeP, target_big_endian); } |