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| author | DJ Delorie <dj@redhat.com> | 2009-05-28 22:53:08 +0000 |
|---|---|---|
| committer | DJ Delorie <dj@redhat.com> | 2009-05-28 22:53:08 +0000 |
| commit | d285268e489645807d4e96e3b50bb3bf068d3e5f (patch) | |
| tree | d65a89292951e4a1a1dbc4425490638daa8c80cd /opcodes/mep-asm.c | |
| parent | 8281e61f8929a3b6132f0951ef643cafde429df8 (diff) | |
| download | gdb-d285268e489645807d4e96e3b50bb3bf068d3e5f.zip gdb-d285268e489645807d4e96e3b50bb3bf068d3e5f.tar.gz gdb-d285268e489645807d4e96e3b50bb3bf068d3e5f.tar.bz2 | |
[cgen]
* cpu/mep.opc (parse_signed16_range): New.
(parse_unsigned16_range): New.
* cpu/mep-ivc2.cpu (imm16p0, simm16p0): Use them.
[opcodes]
* mep-asm.c: Regenerate.
* mep-desc.c: Regenerate.
Diffstat (limited to 'opcodes/mep-asm.c')
| -rw-r--r-- | opcodes/mep-asm.c | 46 |
1 files changed, 44 insertions, 2 deletions
diff --git a/opcodes/mep-asm.c b/opcodes/mep-asm.c index b0546f4..9843cf7 100644 --- a/opcodes/mep-asm.c +++ b/opcodes/mep-asm.c @@ -61,7 +61,9 @@ static const char * parse_insn_normal const char * parse_mep_align (CGEN_CPU_DESC, const char **, enum cgen_operand_type, long *); const char * parse_mep_alignu (CGEN_CPU_DESC, const char **, enum cgen_operand_type, unsigned long *); static const char * parse_signed16 (CGEN_CPU_DESC, const char **, int, long *); +static const char * parse_signed16_range (CGEN_CPU_DESC, const char **, int, long *); static const char * parse_unsigned16 (CGEN_CPU_DESC, const char **, int, unsigned long *); +static const char * parse_unsigned16_range (CGEN_CPU_DESC, const char **, int, unsigned long *); static const char * parse_lo16 (CGEN_CPU_DESC, const char **, int, long *, long); static const char * parse_unsigned7 (CGEN_CPU_DESC, const char **, enum cgen_operand_type, unsigned long *); static const char * parse_zero (CGEN_CPU_DESC, const char **, int, long *); @@ -316,6 +318,46 @@ parse_unsigned16 (CGEN_CPU_DESC cd, return parse_lo16 (cd, strp, opindex, (long *) valuep, 0); } +static const char * +parse_signed16_range (CGEN_CPU_DESC cd, + const char **strp, + int opindex, + signed long *valuep) +{ + const char *errmsg = 0; + signed long value; + + errmsg = cgen_parse_signed_integer (cd, strp, opindex, & value); + if (errmsg) + return errmsg; + + if (value < -32768 || value > 32767) + return _("Immediate is out of range -32768 to 32767"); + + *valuep = value; + return 0; +} + +static const char * +parse_unsigned16_range (CGEN_CPU_DESC cd, + const char **strp, + int opindex, + unsigned long *valuep) +{ + const char *errmsg = 0; + unsigned long value; + + errmsg = cgen_parse_unsigned_integer (cd, strp, opindex, & value); + if (errmsg) + return errmsg; + + if (value > 65535) + return _("Immediate is out of range 0 to 65535"); + + *valuep = value; + return 0; +} + /* A special case of parse_signed16 which accepts only the value zero. */ static const char * @@ -906,7 +948,7 @@ mep_cgen_parse_operand (CGEN_CPU_DESC cd, errmsg = cgen_parse_keyword (cd, strp, & mep_cgen_opval_h_csr, & junk); break; case MEP_OPERAND_IMM16P0 : - errmsg = cgen_parse_unsigned_integer (cd, strp, MEP_OPERAND_IMM16P0, (unsigned long *) (& fields->f_ivc2_imm16p0)); + errmsg = parse_unsigned16_range (cd, strp, MEP_OPERAND_IMM16P0, (unsigned long *) (& fields->f_ivc2_imm16p0)); break; case MEP_OPERAND_IMM3P12 : errmsg = cgen_parse_unsigned_integer (cd, strp, MEP_OPERAND_IMM3P12, (unsigned long *) (& fields->f_ivc2_3u12)); @@ -1104,7 +1146,7 @@ mep_cgen_parse_operand (CGEN_CPU_DESC cd, errmsg = parse_signed16 (cd, strp, MEP_OPERAND_SIMM16, (long *) (& fields->f_16s16)); break; case MEP_OPERAND_SIMM16P0 : - errmsg = cgen_parse_signed_integer (cd, strp, MEP_OPERAND_SIMM16P0, (long *) (& fields->f_ivc2_simm16p0)); + errmsg = parse_signed16_range (cd, strp, MEP_OPERAND_SIMM16P0, (long *) (& fields->f_ivc2_simm16p0)); break; case MEP_OPERAND_SIMM6 : errmsg = cgen_parse_signed_integer (cd, strp, MEP_OPERAND_SIMM6, (long *) (& fields->f_6s8)); |