diff options
Diffstat (limited to 'opcodes/openrisc-asm.c')
| -rw-r--r-- | opcodes/openrisc-asm.c | 102 |
1 files changed, 31 insertions, 71 deletions
diff --git a/opcodes/openrisc-asm.c b/opcodes/openrisc-asm.c index a534074..0b67e98 100644 --- a/opcodes/openrisc-asm.c +++ b/opcodes/openrisc-asm.c @@ -1,26 +1,27 @@ /* Assembler interface for targets using CGEN. -*- C -*- CGEN: Cpu tools GENerator -THIS FILE IS MACHINE GENERATED WITH CGEN. -- the resultant file is machine generated, cgen-asm.in isn't + THIS FILE IS MACHINE GENERATED WITH CGEN. + - the resultant file is machine generated, cgen-asm.in isn't -Copyright 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. + Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2005 + Free Software Foundation, Inc. -This file is part of the GNU Binutils and GDB, the GNU debugger. + This file is part of the GNU Binutils and GDB, the GNU debugger. -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software Foundation, Inc., -51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, Inc., + 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ /* ??? Eventually more and more of this stuff can go to cpu-independent files. Keep that in mind. */ @@ -49,16 +50,12 @@ static const char * parse_insn_normal /* -- asm.c */ -#define CGEN_VERBOSE_ASSEMBLER_ERRORS +static const char * MISSING_CLOSING_PARENTHESIS = N_("missing `)'"); -static const char * parse_hi16 - PARAMS ((CGEN_CPU_DESC, const char **, int, long *)); -static const char * parse_lo16 - PARAMS ((CGEN_CPU_DESC, const char **, int, long *)); +#define CGEN_VERBOSE_ASSEMBLER_ERRORS long -openrisc_sign_extend_16bit (value) - long value; +openrisc_sign_extend_16bit (long value) { return ((value & 0xffff) ^ 0x8000) - 0x8000; } @@ -66,11 +63,7 @@ openrisc_sign_extend_16bit (value) /* Handle hi(). */ static const char * -parse_hi16 (cd, strp, opindex, valuep) - CGEN_CPU_DESC cd; - const char **strp; - int opindex; - long *valuep; +parse_hi16 (CGEN_CPU_DESC cd, const char ** strp, int opindex, long * valuep) { const char *errmsg; enum cgen_parse_operand_result result_type; @@ -85,9 +78,9 @@ parse_hi16 (cd, strp, opindex, valuep) *strp += 3; errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_HI16, - &result_type, &value); + & result_type, & value); if (**strp != ')') - return _("missing `)'"); + return MISSING_CLOSING_PARENTHESIS; ++*strp; if (errmsg == NULL @@ -120,11 +113,7 @@ parse_hi16 (cd, strp, opindex, valuep) /* Handle lo(). */ static const char * -parse_lo16 (cd, strp, opindex, valuep) - CGEN_CPU_DESC cd; - const char **strp; - int opindex; - long *valuep; +parse_lo16 (CGEN_CPU_DESC cd, const char ** strp, int opindex, long * valuep) { const char *errmsg; enum cgen_parse_operand_result result_type; @@ -139,9 +128,9 @@ parse_lo16 (cd, strp, opindex, valuep) *strp += 3; errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_LO16, - &result_type, &value); + & result_type, & value); if (**strp != ')') - return _("missing `)'"); + return MISSING_CLOSING_PARENTHESIS; ++*strp; ret = value; @@ -171,7 +160,7 @@ parse_lo16 (cd, strp, opindex, valuep) /* -- */ const char * openrisc_cgen_parse_operand - PARAMS ((CGEN_CPU_DESC, int, const char **, CGEN_FIELDS *)); + (CGEN_CPU_DESC, int, const char **, CGEN_FIELDS *); /* Main entry point for operand parsing. @@ -187,11 +176,10 @@ const char * openrisc_cgen_parse_operand the handlers. */ const char * -openrisc_cgen_parse_operand (cd, opindex, strp, fields) - CGEN_CPU_DESC cd; - int opindex; - const char ** strp; - CGEN_FIELDS * fields; +openrisc_cgen_parse_operand (CGEN_CPU_DESC cd, + int opindex, + const char ** strp, + CGEN_FIELDS * fields) { const char * errmsg = NULL; /* Used by scalar operands that still need to be parsed. */ @@ -262,8 +250,7 @@ cgen_parse_fn * const openrisc_cgen_parse_handlers[] = }; void -openrisc_cgen_init_asm (cd) - CGEN_CPU_DESC cd; +openrisc_cgen_init_asm (CGEN_CPU_DESC cd) { openrisc_cgen_init_opcode_table (cd); openrisc_cgen_init_ibld_table (cd); @@ -646,30 +633,3 @@ openrisc_cgen_assemble_insn (CGEN_CPU_DESC cd, return NULL; } } - -#if 0 /* This calls back to GAS which we can't do without care. */ - -/* Record each member of OPVALS in the assembler's symbol table. - This lets GAS parse registers for us. - ??? Interesting idea but not currently used. */ - -/* Record each member of OPVALS in the assembler's symbol table. - FIXME: Not currently used. */ - -void -openrisc_cgen_asm_hash_keywords (CGEN_CPU_DESC cd, CGEN_KEYWORD *opvals) -{ - CGEN_KEYWORD_SEARCH search = cgen_keyword_search_init (opvals, NULL); - const CGEN_KEYWORD_ENTRY * ke; - - while ((ke = cgen_keyword_search_next (& search)) != NULL) - { -#if 0 /* Unnecessary, should be done in the search routine. */ - if (! openrisc_cgen_opval_supported (ke)) - continue; -#endif - cgen_asm_record_register (cd, ke->name, ke->value); - } -} - -#endif /* 0 */ |