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authorAndrew Hsieh <andrewhsieh@google.com>2014-06-13 12:38:00 -0700
committerAndrew Hsieh <andrewhsieh@google.com>2014-06-13 12:38:00 -0700
commit54f1b3cf509cd889905287cb8ce6c5ae33911a21 (patch)
treee39b1a7fa04db86a8215b7f9d4656d74e394aec0 /binutils-2.25/gas/cgen.h
parent2a6558a8ecfb81d75215b4ec7dc61113e12cfd5f (diff)
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Add upstream binutils-2.25 snapshot 4/4 2014
For MIPS -mmsa support Change-Id: I08c4f002fa7b33dec85ed75956e6ab551bb03c96
Diffstat (limited to 'binutils-2.25/gas/cgen.h')
-rw-r--r--binutils-2.25/gas/cgen.h106
1 files changed, 106 insertions, 0 deletions
diff --git a/binutils-2.25/gas/cgen.h b/binutils-2.25/gas/cgen.h
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+/* GAS cgen support.
+ Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2007, 2011
+ Free Software Foundation, Inc.
+
+ This file is part of GAS, the GNU Assembler.
+
+ GAS 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 3, or (at your option)
+ any later version.
+
+ GAS 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 GAS; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#ifndef GAS_CGEN_H
+#define GAS_CGEN_H
+
+/* Opcode table handle. */
+extern CGEN_CPU_DESC gas_cgen_cpu_desc;
+
+/* Maximum number of fixups in an insn.
+ If you need to change this, allow target to override and do so there. */
+#ifndef GAS_CGEN_MAX_FIXUPS
+#define GAS_CGEN_MAX_FIXUPS 3
+#endif
+
+/* Struct defining result of gas_cgen_finish_insn. */
+typedef struct
+{
+ /* Frag containing the insn */
+ fragS * frag;
+ /* Address of insn in frag. */
+ char * addr;
+ /* Number of fixups this insn has. */
+ int num_fixups;
+ /* Array of fixups. */
+ fixS * fixups[GAS_CGEN_MAX_FIXUPS];
+} finished_insnS;
+
+/* Callback for operand parsing.
+ The result is an error message or NULL for success.
+ The parsed value is stored in the bfd_vma *. */
+extern const char * gas_cgen_parse_operand
+ (CGEN_CPU_DESC, enum cgen_parse_operand_type,
+ const char **, int, int, enum cgen_parse_operand_result *,
+ bfd_vma *);
+
+/* Call this from md_assemble to initialize the assembler callback. */
+extern void gas_cgen_init_parse (void);
+
+/* Routines and macros for saving fixup chains. */
+extern void gas_cgen_save_fixups (int);
+extern void gas_cgen_restore_fixups (int);
+extern void gas_cgen_swap_fixups (int);
+extern void gas_cgen_initialize_saved_fixups_array (void);
+#define MAX_SAVED_FIXUP_CHAINS 50
+
+/* Add a register to the assembler's hash table.
+ This makes lets GAS parse registers for us.
+ ??? This isn't currently used, but it could be in the future. */
+extern void cgen_asm_record_register (char *, int);
+
+/* After CGEN_SYM (assemble_insn) is done, this is called to
+ output the insn and record any fixups. */
+extern void gas_cgen_finish_insn (const CGEN_INSN *,
+ CGEN_INSN_BYTES_PTR, unsigned int,
+ int, finished_insnS *);
+
+/* Record a fixup. */
+extern fixS * gas_cgen_record_fixup (fragS *, int, const CGEN_INSN *,
+ int, const CGEN_OPERAND *, int,
+ symbolS *, offsetT);
+extern fixS * gas_cgen_record_fixup_exp (fragS *, int, const CGEN_INSN *,
+ int, const CGEN_OPERAND *, int,
+ expressionS *);
+
+extern bfd_reloc_code_real_type gas_cgen_pcrel_r_type (bfd_reloc_code_real_type);
+
+/* md_apply_fix handler. */
+extern void gas_cgen_md_apply_fix (fixS *, valueT *, segT);
+
+/* tc_gen_reloc handler. */
+extern arelent *gas_cgen_tc_gen_reloc (asection *, fixS *);
+
+/* Target supplied routine to lookup a reloc. */
+extern bfd_reloc_code_real_type
+md_cgen_lookup_reloc (const CGEN_INSN *, const CGEN_OPERAND *, fixS *);
+
+/* Optional target supplied routine to record a fixup for an expression. */
+extern fixS *
+md_cgen_record_fixup_exp (fragS *, int, const CGEN_INSN *, int,
+ const CGEN_OPERAND *, int, expressionS *);
+
+extern void gas_cgen_md_operand (expressionS *);
+
+/* Perform any cgen specific initialisation for gas. */
+extern void gas_cgen_begin (void);
+
+#endif /* GAS_CGEN_H */