diff options
author | DJ Delorie <dj@delorie.com> | 2006-04-10 21:19:14 +0000 |
---|---|---|
committer | DJ Delorie <dj@delorie.com> | 2006-04-10 21:19:14 +0000 |
commit | f148890da7784937b067508fce05f1d475db1094 (patch) | |
tree | 8187dd1f8208b4af53823363df585ac7bde03e25 /opcodes/m32c-asm.c | |
parent | 13da56cd8806f16f5c46a33c9bd0f86953d07d8e (diff) | |
download | gdb-f148890da7784937b067508fce05f1d475db1094.tar.gz |
* m32c.opc (parse_unsigned_bitbase): Take a new parameter which
decides if this function accepts symbolic constants or not.
(parse_signed_bitbase): Likewise.
(parse_unsigned_bitbase8): Pass the new parameter.
(parse_unsigned_bitbase11): Likewise.
(parse_unsigned_bitbase16): Likewise.
(parse_unsigned_bitbase19): Likewise.
(parse_unsigned_bitbase27): Likewise.
(parse_signed_bitbase8): Likewise.
(parse_signed_bitbase11): Likewise.
(parse_signed_bitbase19): Likewise.
* m32c-asm.c: Regenerate.
Diffstat (limited to 'opcodes/m32c-asm.c')
-rw-r--r-- | opcodes/m32c-asm.c | 51 |
1 files changed, 41 insertions, 10 deletions
diff --git a/opcodes/m32c-asm.c b/opcodes/m32c-asm.c index 9407ed8d2d1..5af5d75bab4 100644 --- a/opcodes/m32c-asm.c +++ b/opcodes/m32c-asm.c @@ -578,13 +578,14 @@ parse_Bitno16R (CGEN_CPU_DESC cd, const char **strp, static const char * parse_unsigned_bitbase (CGEN_CPU_DESC cd, const char **strp, int opindex, unsigned long *valuep, - unsigned bits) + unsigned bits, int allow_syms) { const char *errmsg = 0; unsigned long bit; unsigned long base; const char *newp = *strp; unsigned long long bitbase; + long have_zero = 0; errmsg = cgen_parse_unsigned_integer (cd, & newp, opindex, & bit); if (errmsg) @@ -594,6 +595,11 @@ parse_unsigned_bitbase (CGEN_CPU_DESC cd, const char **strp, return "Missing base for bit,base:8"; ++newp; + + if (strncmp (newp, "0x0", 3) == 0 + || (newp[0] == '0' && newp[1] != 'x')) + have_zero = 1; + errmsg = cgen_parse_unsigned_integer (cd, & newp, opindex, & base); if (errmsg) return errmsg; @@ -603,6 +609,21 @@ parse_unsigned_bitbase (CGEN_CPU_DESC cd, const char **strp, if (bitbase >= (1ull << bits)) return _("bit,base is out of range"); + /* If this field may require a relocation then use larger displacement. */ + if (! have_zero && base == 0) + { + switch (allow_syms) { + case 0: + return _("bit,base out of range for symbol"); + case 1: + break; + case 2: + if (strncmp (newp, "[sb]", 4) != 0) + return _("bit,base out of range for symbol"); + break; + } + } + *valuep = bitbase; *strp = newp; return 0; @@ -611,7 +632,7 @@ parse_unsigned_bitbase (CGEN_CPU_DESC cd, const char **strp, static const char * parse_signed_bitbase (CGEN_CPU_DESC cd, const char **strp, int opindex, signed long *valuep, - unsigned bits) + unsigned bits, int allow_syms) { const char *errmsg = 0; unsigned long bit; @@ -619,6 +640,7 @@ parse_signed_bitbase (CGEN_CPU_DESC cd, const char **strp, const char *newp = *strp; long long bitbase; long long limit; + long have_zero = 0; errmsg = cgen_parse_unsigned_integer (cd, & newp, opindex, & bit); if (errmsg) @@ -628,6 +650,11 @@ parse_signed_bitbase (CGEN_CPU_DESC cd, const char **strp, return "Missing base for bit,base:8"; ++newp; + + if (strncmp (newp, "0x0", 3) == 0 + || (newp[0] == '0' && newp[1] != 'x')) + have_zero = 1; + errmsg = cgen_parse_signed_integer (cd, & newp, opindex, & base); if (errmsg) return errmsg; @@ -638,6 +665,10 @@ parse_signed_bitbase (CGEN_CPU_DESC cd, const char **strp, if (bitbase < -limit || bitbase >= limit) return _("bit,base is out of range"); + /* If this field may require a relocation then use larger displacement. */ + if (! have_zero && base == 0 && ! allow_syms) + return _("bit,base out of range for symbol"); + *valuep = bitbase; *strp = newp; return 0; @@ -647,56 +678,56 @@ static const char * parse_unsigned_bitbase8 (CGEN_CPU_DESC cd, const char **strp, int opindex, unsigned long *valuep) { - return parse_unsigned_bitbase (cd, strp, opindex, valuep, 8); + return parse_unsigned_bitbase (cd, strp, opindex, valuep, 8, 0); } static const char * parse_unsigned_bitbase11 (CGEN_CPU_DESC cd, const char **strp, int opindex, unsigned long *valuep) { - return parse_unsigned_bitbase (cd, strp, opindex, valuep, 11); + return parse_unsigned_bitbase (cd, strp, opindex, valuep, 11, 0); } static const char * parse_unsigned_bitbase16 (CGEN_CPU_DESC cd, const char **strp, int opindex, unsigned long *valuep) { - return parse_unsigned_bitbase (cd, strp, opindex, valuep, 16); + return parse_unsigned_bitbase (cd, strp, opindex, valuep, 16, 1); } static const char * parse_unsigned_bitbase19 (CGEN_CPU_DESC cd, const char **strp, int opindex, unsigned long *valuep) { - return parse_unsigned_bitbase (cd, strp, opindex, valuep, 19); + return parse_unsigned_bitbase (cd, strp, opindex, valuep, 19, 2); } static const char * parse_unsigned_bitbase27 (CGEN_CPU_DESC cd, const char **strp, int opindex, unsigned long *valuep) { - return parse_unsigned_bitbase (cd, strp, opindex, valuep, 27); + return parse_unsigned_bitbase (cd, strp, opindex, valuep, 27, 1); } static const char * parse_signed_bitbase8 (CGEN_CPU_DESC cd, const char **strp, int opindex, signed long *valuep) { - return parse_signed_bitbase (cd, strp, opindex, valuep, 8); + return parse_signed_bitbase (cd, strp, opindex, valuep, 8, 1); } static const char * parse_signed_bitbase11 (CGEN_CPU_DESC cd, const char **strp, int opindex, signed long *valuep) { - return parse_signed_bitbase (cd, strp, opindex, valuep, 11); + return parse_signed_bitbase (cd, strp, opindex, valuep, 11, 0); } static const char * parse_signed_bitbase19 (CGEN_CPU_DESC cd, const char **strp, int opindex, signed long *valuep) { - return parse_signed_bitbase (cd, strp, opindex, valuep, 19); + return parse_signed_bitbase (cd, strp, opindex, valuep, 19, 1); } /* Parse the suffix as :<char> or as nothing followed by a whitespace. */ |