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authorNick Clifton <nickc@redhat.com>2011-10-25 11:18:16 +0000
committerNick Clifton <nickc@redhat.com>2011-10-25 11:18:16 +0000
commitcfb8c0921c8ab3be8e5e48ec31e472742c2d4104 (patch)
tree168ae0f8c97ca806624efb39a945d600a0357dc4 /opcodes/epiphany-ibld.c
parent0a394bfbada7defad3dff1fdcaa86e0e5a13c656 (diff)
downloadbinutils-gdb-cfb8c0921c8ab3be8e5e48ec31e472742c2d4104.tar.gz
bfd:
* Makefile.am (ALL_MACHINES): Add cpu-epiphany.lo . (ALL_MACHINES_CFILES): Add cpu-epiphany.c . (BFD32_BACKENDS): Add elf32-epiphany.lo . (BFD32_BACKENDS_CFILES): Add elf32-epiphany.c . * Makefile.in, bfd-in2.h, configure, libbfd.h: Regenerate. * archures.c (bfd_arch_epiphany): Add. (bfd_mach_epiphany16, bfd_mach_epiphany32): Define. (bfd_epiphany_arch): Declare. (bfd_archures_list): Add &bfd_epiphany_arch. * config.bfd (epiphany-*-elf): New target case. * configure.in (bfd_elf32_epiphany_vec): New target vector case. * reloc.c (BFD_RELOC_EPIPHANY_SIMM8): New relocation. (BFD_RELOC_EPIPHANY_SIMM24, BFD_RELOC_EPIPHANY_HIGH): Likewise. (BFD_RELOC_EPIPHANY_LOW, BFD_RELOC_EPIPHANY_SIMM11): Likewise. (BFD_RELOC_EPIPHANY_IMM11, BFD_RELOC_EPIPHANY_IMM8): Likewise. * targets.c (bfd_elf32_epiphany_vec): Declare. (_bfd_target_vector): Add bfd_elf32_epiphany_vec. * po/SRC-POTFILES.in, po/bfd.pot: Regenerate. * cpu-epiphany.c, elf32-epiphany.c: New files. binutils: * readelf.c (include "elf/epiphany.h") (guess_is_rela, dump_relocation): Handle EM_ADAPTEVA_EPIPHANY. (get_machine_name, is_32bit_abs_reloc, is_32bit_pcrel_reloc): Likewise. (is_16bit_abs_reloc, is_none_reloc): Likewise. * po/binutils.pot: Regenerate. cpu: * cpu/epiphany.cpu, cpu/epiphany.opc: New files. gas: * NEWS: Mention addition of Adapteva Epiphany support. * config/tc-epiphany.c, config/tc-epiphany.h: New files. * Makefile.am (TARGET_CPU_CFILES): Add config/tc-epiphany.c . (TARGET_CPU_HFILES): Add config/tc-epiphany.h . * Makefile.in, configure, doc/Makefile.in, po/POTFILES.in: Regenerate. * configure.in: Also set using_cgen for epiphany. * configure.tgt: Handle epiphany. * doc/Makefile.am (CPU_DOCS): Add c-epiphany.texi . * doc/all.texi: Set EPIPHANY. * doc/as.texinfo: Add EPIPHANY-specific text. * doc/c-epiphany.texi: New file. * po/gas.pot: Regenerate. gas/testsuite: * gas/epiphany: New directory. include: * dis-asm.h (print_insn_epiphany): Declare. * elf/epiphany.h: New file. * elf/common.h (EM_ADAPTEVA_EPIPHANY): Define. ld: * NEWS: Mention addition of Adapteva Epiphany support. * Makefile.am (ALL_EMULATION_SOURCES): Add eelf32epiphany.c . (eelf32epiphany.c): New rule. * Makefile.in: Regenerate. * configure.tgt: Handle epiphany-*-elf. * po/ld.pot: Regenerate. * testsuite/ld-srec/srec.exp: xfail epiphany. * emulparams/elf32epiphany.sh: New file. opcodes: * Makefile.am (HFILES): Add epiphany-desc.h and epiphany-opc.h . (TARGET_LIBOPCODES_CFILES): Add epiphany-asm.c, epiphany-desc.c, epiphany-dis.c, epiphany-ibld.c and epiphany-opc.c . (CLEANFILES): Add stamp-epiphany. (EPIPHANY_DEPS): Set. Make CGEN-generated Epiphany files depend on it. (stamp-epiphany): New rule. * Makefile.in, configure, po/POTFILES.in, po/opcodes.pot: Regenerate. * configure.in: Handle bfd_epiphany_arch. * disassemble.c (ARCH_epiphany): Define. (disassembler): Handle bfd_arch_epiphany. * epiphany-asm.c, epiphany-desc.c, epiphany-desc.h: New files. * epiphany-dis.c, epiphany-ibld.c, epiphany-opc.c: Likewise. * epiphany-opc.h: Likewise.
Diffstat (limited to 'opcodes/epiphany-ibld.c')
-rw-r--r--opcodes/epiphany-ibld.c1709
1 files changed, 1709 insertions, 0 deletions
diff --git a/opcodes/epiphany-ibld.c b/opcodes/epiphany-ibld.c
new file mode 100644
index 00000000000..7b332d5a4cc
--- /dev/null
+++ b/opcodes/epiphany-ibld.c
@@ -0,0 +1,1709 @@
+/* Instruction building/extraction support for epiphany. -*- C -*-
+
+ THIS FILE IS MACHINE GENERATED WITH CGEN: Cpu tools GENerator.
+ - the resultant file is machine generated, cgen-ibld.in isn't
+
+ Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2005, 2006, 2007,
+ 2008, 2010 Free Software Foundation, Inc.
+
+ This file is part of libopcodes.
+
+ This library 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.
+
+ It 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. */
+
+/* ??? Eventually more and more of this stuff can go to cpu-independent files.
+ Keep that in mind. */
+
+#include "sysdep.h"
+#include <stdio.h>
+#include "ansidecl.h"
+#include "dis-asm.h"
+#include "bfd.h"
+#include "symcat.h"
+#include "epiphany-desc.h"
+#include "epiphany-opc.h"
+#include "cgen/basic-modes.h"
+#include "opintl.h"
+#include "safe-ctype.h"
+
+#undef min
+#define min(a,b) ((a) < (b) ? (a) : (b))
+#undef max
+#define max(a,b) ((a) > (b) ? (a) : (b))
+
+/* Used by the ifield rtx function. */
+#define FLD(f) (fields->f)
+
+static const char * insert_normal
+ (CGEN_CPU_DESC, long, unsigned int, unsigned int, unsigned int,
+ unsigned int, unsigned int, unsigned int, CGEN_INSN_BYTES_PTR);
+static const char * insert_insn_normal
+ (CGEN_CPU_DESC, const CGEN_INSN *,
+ CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma);
+static int extract_normal
+ (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, CGEN_INSN_INT,
+ unsigned int, unsigned int, unsigned int, unsigned int,
+ unsigned int, unsigned int, bfd_vma, long *);
+static int extract_insn_normal
+ (CGEN_CPU_DESC, const CGEN_INSN *, CGEN_EXTRACT_INFO *,
+ CGEN_INSN_INT, CGEN_FIELDS *, bfd_vma);
+#if CGEN_INT_INSN_P
+static void put_insn_int_value
+ (CGEN_CPU_DESC, CGEN_INSN_BYTES_PTR, int, int, CGEN_INSN_INT);
+#endif
+#if ! CGEN_INT_INSN_P
+static CGEN_INLINE void insert_1
+ (CGEN_CPU_DESC, unsigned long, int, int, int, unsigned char *);
+static CGEN_INLINE int fill_cache
+ (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, int, int, bfd_vma);
+static CGEN_INLINE long extract_1
+ (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, int, int, int, unsigned char *, bfd_vma);
+#endif
+
+/* Operand insertion. */
+
+#if ! CGEN_INT_INSN_P
+
+/* Subroutine of insert_normal. */
+
+static CGEN_INLINE void
+insert_1 (CGEN_CPU_DESC cd,
+ unsigned long value,
+ int start,
+ int length,
+ int word_length,
+ unsigned char *bufp)
+{
+ unsigned long x,mask;
+ int shift;
+
+ x = cgen_get_insn_value (cd, bufp, word_length);
+
+ /* Written this way to avoid undefined behaviour. */
+ mask = (((1L << (length - 1)) - 1) << 1) | 1;
+ if (CGEN_INSN_LSB0_P)
+ shift = (start + 1) - length;
+ else
+ shift = (word_length - (start + length));
+ x = (x & ~(mask << shift)) | ((value & mask) << shift);
+
+ cgen_put_insn_value (cd, bufp, word_length, (bfd_vma) x);
+}
+
+#endif /* ! CGEN_INT_INSN_P */
+
+/* Default insertion routine.
+
+ ATTRS is a mask of the boolean attributes.
+ WORD_OFFSET is the offset in bits from the start of the insn of the value.
+ WORD_LENGTH is the length of the word in bits in which the value resides.
+ START is the starting bit number in the word, architecture origin.
+ LENGTH is the length of VALUE in bits.
+ TOTAL_LENGTH is the total length of the insn in bits.
+
+ The result is an error message or NULL if success. */
+
+/* ??? This duplicates functionality with bfd's howto table and
+ bfd_install_relocation. */
+/* ??? This doesn't handle bfd_vma's. Create another function when
+ necessary. */
+
+static const char *
+insert_normal (CGEN_CPU_DESC cd,
+ long value,
+ unsigned int attrs,
+ unsigned int word_offset,
+ unsigned int start,
+ unsigned int length,
+ unsigned int word_length,
+ unsigned int total_length,
+ CGEN_INSN_BYTES_PTR buffer)
+{
+ static char errbuf[100];
+ /* Written this way to avoid undefined behaviour. */
+ unsigned long mask = (((1L << (length - 1)) - 1) << 1) | 1;
+
+ /* If LENGTH is zero, this operand doesn't contribute to the value. */
+ if (length == 0)
+ return NULL;
+
+ if (word_length > 8 * sizeof (CGEN_INSN_INT))
+ abort ();
+
+ /* For architectures with insns smaller than the base-insn-bitsize,
+ word_length may be too big. */
+ if (cd->min_insn_bitsize < cd->base_insn_bitsize)
+ {
+ if (word_offset == 0
+ && word_length > total_length)
+ word_length = total_length;
+ }
+
+ /* Ensure VALUE will fit. */
+ if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGN_OPT))
+ {
+ long minval = - (1L << (length - 1));
+ unsigned long maxval = mask;
+
+ if ((value > 0 && (unsigned long) value > maxval)
+ || value < minval)
+ {
+ /* xgettext:c-format */
+ sprintf (errbuf,
+ _("operand out of range (%ld not between %ld and %lu)"),
+ value, minval, maxval);
+ return errbuf;
+ }
+ }
+ else if (! CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED))
+ {
+ unsigned long maxval = mask;
+ unsigned long val = (unsigned long) value;
+
+ /* For hosts with a word size > 32 check to see if value has been sign
+ extended beyond 32 bits. If so then ignore these higher sign bits
+ as the user is attempting to store a 32-bit signed value into an
+ unsigned 32-bit field which is allowed. */
+ if (sizeof (unsigned long) > 4 && ((value >> 32) == -1))
+ val &= 0xFFFFFFFF;
+
+ if (val > maxval)
+ {
+ /* xgettext:c-format */
+ sprintf (errbuf,
+ _("operand out of range (0x%lx not between 0 and 0x%lx)"),
+ val, maxval);
+ return errbuf;
+ }
+ }
+ else
+ {
+ if (! cgen_signed_overflow_ok_p (cd))
+ {
+ long minval = - (1L << (length - 1));
+ long maxval = (1L << (length - 1)) - 1;
+
+ if (value < minval || value > maxval)
+ {
+ sprintf
+ /* xgettext:c-format */
+ (errbuf, _("operand out of range (%ld not between %ld and %ld)"),
+ value, minval, maxval);
+ return errbuf;
+ }
+ }
+ }
+
+#if CGEN_INT_INSN_P
+
+ {
+ int shift;
+
+ if (CGEN_INSN_LSB0_P)
+ shift = (word_offset + start + 1) - length;
+ else
+ shift = total_length - (word_offset + start + length);
+ *buffer = (*buffer & ~(mask << shift)) | ((value & mask) << shift);
+ }
+
+#else /* ! CGEN_INT_INSN_P */
+
+ {
+ unsigned char *bufp = (unsigned char *) buffer + word_offset / 8;
+
+ insert_1 (cd, value, start, length, word_length, bufp);
+ }
+
+#endif /* ! CGEN_INT_INSN_P */
+
+ return NULL;
+}
+
+/* Default insn builder (insert handler).
+ The instruction is recorded in CGEN_INT_INSN_P byte order (meaning
+ that if CGEN_INSN_BYTES_PTR is an int * and thus, the value is
+ recorded in host byte order, otherwise BUFFER is an array of bytes
+ and the value is recorded in target byte order).
+ The result is an error message or NULL if success. */
+
+static const char *
+insert_insn_normal (CGEN_CPU_DESC cd,
+ const CGEN_INSN * insn,
+ CGEN_FIELDS * fields,
+ CGEN_INSN_BYTES_PTR buffer,
+ bfd_vma pc)
+{
+ const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
+ unsigned long value;
+ const CGEN_SYNTAX_CHAR_TYPE * syn;
+
+ CGEN_INIT_INSERT (cd);
+ value = CGEN_INSN_BASE_VALUE (insn);
+
+ /* If we're recording insns as numbers (rather than a string of bytes),
+ target byte order handling is deferred until later. */
+
+#if CGEN_INT_INSN_P
+
+ put_insn_int_value (cd, buffer, cd->base_insn_bitsize,
+ CGEN_FIELDS_BITSIZE (fields), value);
+
+#else
+
+ cgen_put_insn_value (cd, buffer, min ((unsigned) cd->base_insn_bitsize,
+ (unsigned) CGEN_FIELDS_BITSIZE (fields)),
+ value);
+
+#endif /* ! CGEN_INT_INSN_P */
+
+ /* ??? It would be better to scan the format's fields.
+ Still need to be able to insert a value based on the operand though;
+ e.g. storing a branch displacement that got resolved later.
+ Needs more thought first. */
+
+ for (syn = CGEN_SYNTAX_STRING (syntax); * syn; ++ syn)
+ {
+ const char *errmsg;
+
+ if (CGEN_SYNTAX_CHAR_P (* syn))
+ continue;
+
+ errmsg = (* cd->insert_operand) (cd, CGEN_SYNTAX_FIELD (*syn),
+ fields, buffer, pc);
+ if (errmsg)
+ return errmsg;
+ }
+
+ return NULL;
+}
+
+#if CGEN_INT_INSN_P
+/* Cover function to store an insn value into an integral insn. Must go here
+ because it needs <prefix>-desc.h for CGEN_INT_INSN_P. */
+
+static void
+put_insn_int_value (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ CGEN_INSN_BYTES_PTR buf,
+ int length,
+ int insn_length,
+ CGEN_INSN_INT value)
+{
+ /* For architectures with insns smaller than the base-insn-bitsize,
+ length may be too big. */
+ if (length > insn_length)
+ *buf = value;
+ else
+ {
+ int shift = insn_length - length;
+ /* Written this way to avoid undefined behaviour. */
+ CGEN_INSN_INT mask = (((1L << (length - 1)) - 1) << 1) | 1;
+
+ *buf = (*buf & ~(mask << shift)) | ((value & mask) << shift);
+ }
+}
+#endif
+
+/* Operand extraction. */
+
+#if ! CGEN_INT_INSN_P
+
+/* Subroutine of extract_normal.
+ Ensure sufficient bytes are cached in EX_INFO.
+ OFFSET is the offset in bytes from the start of the insn of the value.
+ BYTES is the length of the needed value.
+ Returns 1 for success, 0 for failure. */
+
+static CGEN_INLINE int
+fill_cache (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ CGEN_EXTRACT_INFO *ex_info,
+ int offset,
+ int bytes,
+ bfd_vma pc)
+{
+ /* It's doubtful that the middle part has already been fetched so
+ we don't optimize that case. kiss. */
+ unsigned int mask;
+ disassemble_info *info = (disassemble_info *) ex_info->dis_info;
+
+ /* First do a quick check. */
+ mask = (1 << bytes) - 1;
+ if (((ex_info->valid >> offset) & mask) == mask)
+ return 1;
+
+ /* Search for the first byte we need to read. */
+ for (mask = 1 << offset; bytes > 0; --bytes, ++offset, mask <<= 1)
+ if (! (mask & ex_info->valid))
+ break;
+
+ if (bytes)
+ {
+ int status;
+
+ pc += offset;
+ status = (*info->read_memory_func)
+ (pc, ex_info->insn_bytes + offset, bytes, info);
+
+ if (status != 0)
+ {
+ (*info->memory_error_func) (status, pc, info);
+ return 0;
+ }
+
+ ex_info->valid |= ((1 << bytes) - 1) << offset;
+ }
+
+ return 1;
+}
+
+/* Subroutine of extract_normal. */
+
+static CGEN_INLINE long
+extract_1 (CGEN_CPU_DESC cd,
+ CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED,
+ int start,
+ int length,
+ int word_length,
+ unsigned char *bufp,
+ bfd_vma pc ATTRIBUTE_UNUSED)
+{
+ unsigned long x;
+ int shift;
+
+ x = cgen_get_insn_value (cd, bufp, word_length);
+
+ if (CGEN_INSN_LSB0_P)
+ shift = (start + 1) - length;
+ else
+ shift = (word_length - (start + length));
+ return x >> shift;
+}
+
+#endif /* ! CGEN_INT_INSN_P */
+
+/* Default extraction routine.
+
+ INSN_VALUE is the first base_insn_bitsize bits of the insn in host order,
+ or sometimes less for cases like the m32r where the base insn size is 32
+ but some insns are 16 bits.
+ ATTRS is a mask of the boolean attributes. We only need `SIGNED',
+ but for generality we take a bitmask of all of them.
+ WORD_OFFSET is the offset in bits from the start of the insn of the value.
+ WORD_LENGTH is the length of the word in bits in which the value resides.
+ START is the starting bit number in the word, architecture origin.
+ LENGTH is the length of VALUE in bits.
+ TOTAL_LENGTH is the total length of the insn in bits.
+
+ Returns 1 for success, 0 for failure. */
+
+/* ??? The return code isn't properly used. wip. */
+
+/* ??? This doesn't handle bfd_vma's. Create another function when
+ necessary. */
+
+static int
+extract_normal (CGEN_CPU_DESC cd,
+#if ! CGEN_INT_INSN_P
+ CGEN_EXTRACT_INFO *ex_info,
+#else
+ CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED,
+#endif
+ CGEN_INSN_INT insn_value,
+ unsigned int attrs,
+ unsigned int word_offset,
+ unsigned int start,
+ unsigned int length,
+ unsigned int word_length,
+ unsigned int total_length,
+#if ! CGEN_INT_INSN_P
+ bfd_vma pc,
+#else
+ bfd_vma pc ATTRIBUTE_UNUSED,
+#endif
+ long *valuep)
+{
+ long value, mask;
+
+ /* If LENGTH is zero, this operand doesn't contribute to the value
+ so give it a standard value of zero. */
+ if (length == 0)
+ {
+ *valuep = 0;
+ return 1;
+ }
+
+ if (word_length > 8 * sizeof (CGEN_INSN_INT))
+ abort ();
+
+ /* For architectures with insns smaller than the insn-base-bitsize,
+ word_length may be too big. */
+ if (cd->min_insn_bitsize < cd->base_insn_bitsize)
+ {
+ if (word_offset + word_length > total_length)
+ word_length = total_length - word_offset;
+ }
+
+ /* Does the value reside in INSN_VALUE, and at the right alignment? */
+
+ if (CGEN_INT_INSN_P || (word_offset == 0 && word_length == total_length))
+ {
+ if (CGEN_INSN_LSB0_P)
+ value = insn_value >> ((word_offset + start + 1) - length);
+ else
+ value = insn_value >> (total_length - ( word_offset + start + length));
+ }
+
+#if ! CGEN_INT_INSN_P
+
+ else
+ {
+ unsigned char *bufp = ex_info->insn_bytes + word_offset / 8;
+
+ if (word_length > 8 * sizeof (CGEN_INSN_INT))
+ abort ();
+
+ if (fill_cache (cd, ex_info, word_offset / 8, word_length / 8, pc) == 0)
+ return 0;
+
+ value = extract_1 (cd, ex_info, start, length, word_length, bufp, pc);
+ }
+
+#endif /* ! CGEN_INT_INSN_P */
+
+ /* Written this way to avoid undefined behaviour. */
+ mask = (((1L << (length - 1)) - 1) << 1) | 1;
+
+ value &= mask;
+ /* sign extend? */
+ if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED)
+ && (value & (1L << (length - 1))))
+ value |= ~mask;
+
+ *valuep = value;
+
+ return 1;
+}
+
+/* Default insn extractor.
+
+ INSN_VALUE is the first base_insn_bitsize bits, translated to host order.
+ The extracted fields are stored in FIELDS.
+ EX_INFO is used to handle reading variable length insns.
+ Return the length of the insn in bits, or 0 if no match,
+ or -1 if an error occurs fetching data (memory_error_func will have
+ been called). */
+
+static int
+extract_insn_normal (CGEN_CPU_DESC cd,
+ const CGEN_INSN *insn,
+ CGEN_EXTRACT_INFO *ex_info,
+ CGEN_INSN_INT insn_value,
+ CGEN_FIELDS *fields,
+ bfd_vma pc)
+{
+ const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
+ const CGEN_SYNTAX_CHAR_TYPE *syn;
+
+ CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn);
+
+ CGEN_INIT_EXTRACT (cd);
+
+ for (syn = CGEN_SYNTAX_STRING (syntax); *syn; ++syn)
+ {
+ int length;
+
+ if (CGEN_SYNTAX_CHAR_P (*syn))
+ continue;
+
+ length = (* cd->extract_operand) (cd, CGEN_SYNTAX_FIELD (*syn),
+ ex_info, insn_value, fields, pc);
+ if (length <= 0)
+ return length;
+ }
+
+ /* We recognized and successfully extracted this insn. */
+ return CGEN_INSN_BITSIZE (insn);
+}
+
+/* Machine generated code added here. */
+
+const char * epiphany_cgen_insert_operand
+ (CGEN_CPU_DESC, int, CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma);
+
+/* Main entry point for operand insertion.
+
+ This function is basically just a big switch statement. Earlier versions
+ used tables to look up the function to use, but
+ - if the table contains both assembler and disassembler functions then
+ the disassembler contains much of the assembler and vice-versa,
+ - there's a lot of inlining possibilities as things grow,
+ - using a switch statement avoids the function call overhead.
+
+ This function could be moved into `parse_insn_normal', but keeping it
+ separate makes clear the interface between `parse_insn_normal' and each of
+ the handlers. It's also needed by GAS to insert operands that couldn't be
+ resolved during parsing. */
+
+const char *
+epiphany_cgen_insert_operand (CGEN_CPU_DESC cd,
+ int opindex,
+ CGEN_FIELDS * fields,
+ CGEN_INSN_BYTES_PTR buffer,
+ bfd_vma pc ATTRIBUTE_UNUSED)
+{
+ const char * errmsg = NULL;
+ unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
+
+ switch (opindex)
+ {
+ case EPIPHANY_OPERAND_DIRECTION :
+ errmsg = insert_normal (cd, fields->f_addsubx, 0, 0, 20, 1, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_DISP11 :
+ {
+{
+ FLD (f_disp8) = ((((UINT) (FLD (f_disp11)) >> (3))) & (255));
+ FLD (f_disp3) = ((FLD (f_disp11)) & (7));
+}
+ errmsg = insert_normal (cd, fields->f_disp3, 0, 0, 9, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_disp8, 0, 0, 23, 8, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_DISP3 :
+ errmsg = insert_normal (cd, fields->f_disp3, 0, 0, 9, 3, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_DPMI :
+ errmsg = insert_normal (cd, fields->f_subd, 0, 0, 24, 1, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_FRD :
+ errmsg = insert_normal (cd, fields->f_rd, 0, 0, 15, 3, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_FRD6 :
+ {
+{
+ FLD (f_rd) = ((FLD (f_rd6)) & (7));
+ FLD (f_rd_x) = ((UINT) (FLD (f_rd6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_rd_x, 0, 0, 31, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_rd, 0, 0, 15, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_FRM :
+ errmsg = insert_normal (cd, fields->f_rm, 0, 0, 9, 3, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_FRM6 :
+ {
+{
+ FLD (f_rm) = ((FLD (f_rm6)) & (7));
+ FLD (f_rm_x) = ((UINT) (FLD (f_rm6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_rm_x, 0, 0, 25, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_rm, 0, 0, 9, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_FRN :
+ errmsg = insert_normal (cd, fields->f_rn, 0, 0, 12, 3, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_FRN6 :
+ {
+{
+ FLD (f_rn) = ((FLD (f_rn6)) & (7));
+ FLD (f_rn_x) = ((UINT) (FLD (f_rn6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_rn_x, 0, 0, 28, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_rn, 0, 0, 12, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_IMM16 :
+ {
+{
+ FLD (f_imm8) = ((FLD (f_imm16)) & (255));
+ FLD (f_imm_27_8) = ((UINT) (FLD (f_imm16)) >> (8));
+}
+ errmsg = insert_normal (cd, fields->f_imm8, 0, 0, 12, 8, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_imm_27_8, 0, 0, 27, 8, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_IMM8 :
+ errmsg = insert_normal (cd, fields->f_imm8, 0, 0, 12, 8, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_RD :
+ errmsg = insert_normal (cd, fields->f_rd, 0, 0, 15, 3, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_RD6 :
+ {
+{
+ FLD (f_rd) = ((FLD (f_rd6)) & (7));
+ FLD (f_rd_x) = ((UINT) (FLD (f_rd6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_rd_x, 0, 0, 31, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_rd, 0, 0, 15, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_RM :
+ errmsg = insert_normal (cd, fields->f_rm, 0, 0, 9, 3, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_RM6 :
+ {
+{
+ FLD (f_rm) = ((FLD (f_rm6)) & (7));
+ FLD (f_rm_x) = ((UINT) (FLD (f_rm6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_rm_x, 0, 0, 25, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_rm, 0, 0, 9, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_RN :
+ errmsg = insert_normal (cd, fields->f_rn, 0, 0, 12, 3, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_RN6 :
+ {
+{
+ FLD (f_rn) = ((FLD (f_rn6)) & (7));
+ FLD (f_rn_x) = ((UINT) (FLD (f_rn6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_rn_x, 0, 0, 28, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_rn, 0, 0, 12, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_SD :
+ errmsg = insert_normal (cd, fields->f_sd, 0, 0, 15, 3, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_SD6 :
+ {
+{
+ FLD (f_sd) = ((FLD (f_sd6)) & (7));
+ FLD (f_sd_x) = ((UINT) (FLD (f_sd6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_sd_x, 0, 0, 31, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_sd, 0, 0, 15, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_SDDMA :
+ {
+{
+ FLD (f_sd) = ((FLD (f_sd6)) & (7));
+ FLD (f_sd_x) = ((UINT) (FLD (f_sd6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_sd_x, 0, 0, 31, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_sd, 0, 0, 15, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_SDMEM :
+ {
+{
+ FLD (f_sd) = ((FLD (f_sd6)) & (7));
+ FLD (f_sd_x) = ((UINT) (FLD (f_sd6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_sd_x, 0, 0, 31, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_sd, 0, 0, 15, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_SDMESH :
+ {
+{
+ FLD (f_sd) = ((FLD (f_sd6)) & (7));
+ FLD (f_sd_x) = ((UINT) (FLD (f_sd6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_sd_x, 0, 0, 31, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_sd, 0, 0, 15, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_SHIFT :
+ errmsg = insert_normal (cd, fields->f_shift, 0, 0, 9, 5, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_SIMM11 :
+ {
+{
+ FLD (f_disp8) = ((255) & (((USI) (FLD (f_sdisp11)) >> (3))));
+ FLD (f_disp3) = ((FLD (f_sdisp11)) & (7));
+}
+ errmsg = insert_normal (cd, fields->f_disp3, 0, 0, 9, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_disp8, 0, 0, 23, 8, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_SIMM24 :
+ {
+ long value = fields->f_simm24;
+ value = ((SI) (((value) - (pc))) >> (1));
+ errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 31, 24, 32, total_length, buffer);
+ }
+ break;
+ case EPIPHANY_OPERAND_SIMM3 :
+ errmsg = insert_normal (cd, fields->f_sdisp3, 0|(1<<CGEN_IFLD_SIGNED), 0, 9, 3, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_SIMM8 :
+ {
+ long value = fields->f_simm8;
+ value = ((SI) (((value) - (pc))) >> (1));
+ errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 15, 8, 32, total_length, buffer);
+ }
+ break;
+ case EPIPHANY_OPERAND_SN :
+ errmsg = insert_normal (cd, fields->f_sn, 0, 0, 12, 3, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_SN6 :
+ {
+{
+ FLD (f_sn) = ((FLD (f_sn6)) & (7));
+ FLD (f_sn_x) = ((UINT) (FLD (f_sn6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_sn_x, 0, 0, 28, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_sn, 0, 0, 12, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_SNDMA :
+ {
+{
+ FLD (f_sn) = ((FLD (f_sn6)) & (7));
+ FLD (f_sn_x) = ((UINT) (FLD (f_sn6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_sn_x, 0, 0, 28, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_sn, 0, 0, 12, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_SNMEM :
+ {
+{
+ FLD (f_sn) = ((FLD (f_sn6)) & (7));
+ FLD (f_sn_x) = ((UINT) (FLD (f_sn6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_sn_x, 0, 0, 28, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_sn, 0, 0, 12, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_SNMESH :
+ {
+{
+ FLD (f_sn) = ((FLD (f_sn6)) & (7));
+ FLD (f_sn_x) = ((UINT) (FLD (f_sn6)) >> (3));
+}
+ errmsg = insert_normal (cd, fields->f_sn_x, 0, 0, 28, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ errmsg = insert_normal (cd, fields->f_sn, 0, 0, 12, 3, 32, total_length, buffer);
+ if (errmsg)
+ break;
+ }
+ break;
+ case EPIPHANY_OPERAND_SWI_NUM :
+ errmsg = insert_normal (cd, fields->f_trap_num, 0, 0, 15, 6, 32, total_length, buffer);
+ break;
+ case EPIPHANY_OPERAND_TRAPNUM6 :
+ errmsg = insert_normal (cd, fields->f_trap_num, 0, 0, 15, 6, 32, total_length, buffer);
+ break;
+
+ default :
+ /* xgettext:c-format */
+ fprintf (stderr, _("Unrecognized field %d while building insn.\n"),
+ opindex);
+ abort ();
+ }
+
+ return errmsg;
+}
+
+int epiphany_cgen_extract_operand
+ (CGEN_CPU_DESC, int, CGEN_EXTRACT_INFO *, CGEN_INSN_INT, CGEN_FIELDS *, bfd_vma);
+
+/* Main entry point for operand extraction.
+ The result is <= 0 for error, >0 for success.
+ ??? Actual values aren't well defined right now.
+
+ This function is basically just a big switch statement. Earlier versions
+ used tables to look up the function to use, but
+ - if the table contains both assembler and disassembler functions then
+ the disassembler contains much of the assembler and vice-versa,
+ - there's a lot of inlining possibilities as things grow,
+ - using a switch statement avoids the function call overhead.
+
+ This function could be moved into `print_insn_normal', but keeping it
+ separate makes clear the interface between `print_insn_normal' and each of
+ the handlers. */
+
+int
+epiphany_cgen_extract_operand (CGEN_CPU_DESC cd,
+ int opindex,
+ CGEN_EXTRACT_INFO *ex_info,
+ CGEN_INSN_INT insn_value,
+ CGEN_FIELDS * fields,
+ bfd_vma pc)
+{
+ /* Assume success (for those operands that are nops). */
+ int length = 1;
+ unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
+
+ switch (opindex)
+ {
+ case EPIPHANY_OPERAND_DIRECTION :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 20, 1, 32, total_length, pc, & fields->f_addsubx);
+ break;
+ case EPIPHANY_OPERAND_DISP11 :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 9, 3, 32, total_length, pc, & fields->f_disp3);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 23, 8, 32, total_length, pc, & fields->f_disp8);
+ if (length <= 0) break;
+{
+ FLD (f_disp11) = ((((FLD (f_disp8)) << (3))) | (FLD (f_disp3)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_DISP3 :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 9, 3, 32, total_length, pc, & fields->f_disp3);
+ break;
+ case EPIPHANY_OPERAND_DPMI :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 24, 1, 32, total_length, pc, & fields->f_subd);
+ break;
+ case EPIPHANY_OPERAND_FRD :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 3, 32, total_length, pc, & fields->f_rd);
+ break;
+ case EPIPHANY_OPERAND_FRD6 :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 3, 32, total_length, pc, & fields->f_rd_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 3, 32, total_length, pc, & fields->f_rd);
+ if (length <= 0) break;
+{
+ FLD (f_rd6) = ((((FLD (f_rd_x)) << (3))) | (FLD (f_rd)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_FRM :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 9, 3, 32, total_length, pc, & fields->f_rm);
+ break;
+ case EPIPHANY_OPERAND_FRM6 :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 3, 32, total_length, pc, & fields->f_rm_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 9, 3, 32, total_length, pc, & fields->f_rm);
+ if (length <= 0) break;
+{
+ FLD (f_rm6) = ((((FLD (f_rm_x)) << (3))) | (FLD (f_rm)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_FRN :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 3, 32, total_length, pc, & fields->f_rn);
+ break;
+ case EPIPHANY_OPERAND_FRN6 :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 28, 3, 32, total_length, pc, & fields->f_rn_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 3, 32, total_length, pc, & fields->f_rn);
+ if (length <= 0) break;
+{
+ FLD (f_rn6) = ((((FLD (f_rn_x)) << (3))) | (FLD (f_rn)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_IMM16 :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 8, 32, total_length, pc, & fields->f_imm8);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 27, 8, 32, total_length, pc, & fields->f_imm_27_8);
+ if (length <= 0) break;
+{
+ FLD (f_imm16) = ((((FLD (f_imm_27_8)) << (8))) | (FLD (f_imm8)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_IMM8 :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 8, 32, total_length, pc, & fields->f_imm8);
+ break;
+ case EPIPHANY_OPERAND_RD :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 3, 32, total_length, pc, & fields->f_rd);
+ break;
+ case EPIPHANY_OPERAND_RD6 :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 3, 32, total_length, pc, & fields->f_rd_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 3, 32, total_length, pc, & fields->f_rd);
+ if (length <= 0) break;
+{
+ FLD (f_rd6) = ((((FLD (f_rd_x)) << (3))) | (FLD (f_rd)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_RM :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 9, 3, 32, total_length, pc, & fields->f_rm);
+ break;
+ case EPIPHANY_OPERAND_RM6 :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 3, 32, total_length, pc, & fields->f_rm_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 9, 3, 32, total_length, pc, & fields->f_rm);
+ if (length <= 0) break;
+{
+ FLD (f_rm6) = ((((FLD (f_rm_x)) << (3))) | (FLD (f_rm)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_RN :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 3, 32, total_length, pc, & fields->f_rn);
+ break;
+ case EPIPHANY_OPERAND_RN6 :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 28, 3, 32, total_length, pc, & fields->f_rn_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 3, 32, total_length, pc, & fields->f_rn);
+ if (length <= 0) break;
+{
+ FLD (f_rn6) = ((((FLD (f_rn_x)) << (3))) | (FLD (f_rn)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_SD :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 3, 32, total_length, pc, & fields->f_sd);
+ break;
+ case EPIPHANY_OPERAND_SD6 :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 3, 32, total_length, pc, & fields->f_sd_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 3, 32, total_length, pc, & fields->f_sd);
+ if (length <= 0) break;
+{
+ FLD (f_sd6) = ((((FLD (f_sd_x)) << (3))) | (FLD (f_sd)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_SDDMA :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 3, 32, total_length, pc, & fields->f_sd_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 3, 32, total_length, pc, & fields->f_sd);
+ if (length <= 0) break;
+{
+ FLD (f_sd6) = ((((FLD (f_sd_x)) << (3))) | (FLD (f_sd)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_SDMEM :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 3, 32, total_length, pc, & fields->f_sd_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 3, 32, total_length, pc, & fields->f_sd);
+ if (length <= 0) break;
+{
+ FLD (f_sd6) = ((((FLD (f_sd_x)) << (3))) | (FLD (f_sd)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_SDMESH :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 3, 32, total_length, pc, & fields->f_sd_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 3, 32, total_length, pc, & fields->f_sd);
+ if (length <= 0) break;
+{
+ FLD (f_sd6) = ((((FLD (f_sd_x)) << (3))) | (FLD (f_sd)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_SHIFT :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 9, 5, 32, total_length, pc, & fields->f_shift);
+ break;
+ case EPIPHANY_OPERAND_SIMM11 :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 9, 3, 32, total_length, pc, & fields->f_disp3);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 23, 8, 32, total_length, pc, & fields->f_disp8);
+ if (length <= 0) break;
+{
+ FLD (f_sdisp11) = ((SI) (((((((FLD (f_disp8)) << (3))) | (FLD (f_disp3)))) << (21))) >> (21));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_SIMM24 :
+ {
+ long value;
+ length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 31, 24, 32, total_length, pc, & value);
+ value = ((((value) << (1))) + (pc));
+ fields->f_simm24 = value;
+ }
+ break;
+ case EPIPHANY_OPERAND_SIMM3 :
+ length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED), 0, 9, 3, 32, total_length, pc, & fields->f_sdisp3);
+ break;
+ case EPIPHANY_OPERAND_SIMM8 :
+ {
+ long value;
+ length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 15, 8, 32, total_length, pc, & value);
+ value = ((((value) << (1))) + (pc));
+ fields->f_simm8 = value;
+ }
+ break;
+ case EPIPHANY_OPERAND_SN :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 3, 32, total_length, pc, & fields->f_sn);
+ break;
+ case EPIPHANY_OPERAND_SN6 :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 28, 3, 32, total_length, pc, & fields->f_sn_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 3, 32, total_length, pc, & fields->f_sn);
+ if (length <= 0) break;
+{
+ FLD (f_sn6) = ((((FLD (f_sn_x)) << (3))) | (FLD (f_sn)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_SNDMA :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 28, 3, 32, total_length, pc, & fields->f_sn_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 3, 32, total_length, pc, & fields->f_sn);
+ if (length <= 0) break;
+{
+ FLD (f_sn6) = ((((FLD (f_sn_x)) << (3))) | (FLD (f_sn)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_SNMEM :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 28, 3, 32, total_length, pc, & fields->f_sn_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 3, 32, total_length, pc, & fields->f_sn);
+ if (length <= 0) break;
+{
+ FLD (f_sn6) = ((((FLD (f_sn_x)) << (3))) | (FLD (f_sn)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_SNMESH :
+ {
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 28, 3, 32, total_length, pc, & fields->f_sn_x);
+ if (length <= 0) break;
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 3, 32, total_length, pc, & fields->f_sn);
+ if (length <= 0) break;
+{
+ FLD (f_sn6) = ((((FLD (f_sn_x)) << (3))) | (FLD (f_sn)));
+}
+ }
+ break;
+ case EPIPHANY_OPERAND_SWI_NUM :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 6, 32, total_length, pc, & fields->f_trap_num);
+ break;
+ case EPIPHANY_OPERAND_TRAPNUM6 :
+ length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 6, 32, total_length, pc, & fields->f_trap_num);
+ break;
+
+ default :
+ /* xgettext:c-format */
+ fprintf (stderr, _("Unrecognized field %d while decoding insn.\n"),
+ opindex);
+ abort ();
+ }
+
+ return length;
+}
+
+cgen_insert_fn * const epiphany_cgen_insert_handlers[] =
+{
+ insert_insn_normal,
+};
+
+cgen_extract_fn * const epiphany_cgen_extract_handlers[] =
+{
+ extract_insn_normal,
+};
+
+int epiphany_cgen_get_int_operand (CGEN_CPU_DESC, int, const CGEN_FIELDS *);
+bfd_vma epiphany_cgen_get_vma_operand (CGEN_CPU_DESC, int, const CGEN_FIELDS *);
+
+/* Getting values from cgen_fields is handled by a collection of functions.
+ They are distinguished by the type of the VALUE argument they return.
+ TODO: floating point, inlining support, remove cases where result type
+ not appropriate. */
+
+int
+epiphany_cgen_get_int_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ int opindex,
+ const CGEN_FIELDS * fields)
+{
+ int value;
+
+ switch (opindex)
+ {
+ case EPIPHANY_OPERAND_DIRECTION :
+ value = fields->f_addsubx;
+ break;
+ case EPIPHANY_OPERAND_DISP11 :
+ value = fields->f_disp11;
+ break;
+ case EPIPHANY_OPERAND_DISP3 :
+ value = fields->f_disp3;
+ break;
+ case EPIPHANY_OPERAND_DPMI :
+ value = fields->f_subd;
+ break;
+ case EPIPHANY_OPERAND_FRD :
+ value = fields->f_rd;
+ break;
+ case EPIPHANY_OPERAND_FRD6 :
+ value = fields->f_rd6;
+ break;
+ case EPIPHANY_OPERAND_FRM :
+ value = fields->f_rm;
+ break;
+ case EPIPHANY_OPERAND_FRM6 :
+ value = fields->f_rm6;
+ break;
+ case EPIPHANY_OPERAND_FRN :
+ value = fields->f_rn;
+ break;
+ case EPIPHANY_OPERAND_FRN6 :
+ value = fields->f_rn6;
+ break;
+ case EPIPHANY_OPERAND_IMM16 :
+ value = fields->f_imm16;
+ break;
+ case EPIPHANY_OPERAND_IMM8 :
+ value = fields->f_imm8;
+ break;
+ case EPIPHANY_OPERAND_RD :
+ value = fields->f_rd;
+ break;
+ case EPIPHANY_OPERAND_RD6 :
+ value = fields->f_rd6;
+ break;
+ case EPIPHANY_OPERAND_RM :
+ value = fields->f_rm;
+ break;
+ case EPIPHANY_OPERAND_RM6 :
+ value = fields->f_rm6;
+ break;
+ case EPIPHANY_OPERAND_RN :
+ value = fields->f_rn;
+ break;
+ case EPIPHANY_OPERAND_RN6 :
+ value = fields->f_rn6;
+ break;
+ case EPIPHANY_OPERAND_SD :
+ value = fields->f_sd;
+ break;
+ case EPIPHANY_OPERAND_SD6 :
+ value = fields->f_sd6;
+ break;
+ case EPIPHANY_OPERAND_SDDMA :
+ value = fields->f_sd6;
+ break;
+ case EPIPHANY_OPERAND_SDMEM :
+ value = fields->f_sd6;
+ break;
+ case EPIPHANY_OPERAND_SDMESH :
+ value = fields->f_sd6;
+ break;
+ case EPIPHANY_OPERAND_SHIFT :
+ value = fields->f_shift;
+ break;
+ case EPIPHANY_OPERAND_SIMM11 :
+ value = fields->f_sdisp11;
+ break;
+ case EPIPHANY_OPERAND_SIMM24 :
+ value = fields->f_simm24;
+ break;
+ case EPIPHANY_OPERAND_SIMM3 :
+ value = fields->f_sdisp3;
+ break;
+ case EPIPHANY_OPERAND_SIMM8 :
+ value = fields->f_simm8;
+ break;
+ case EPIPHANY_OPERAND_SN :
+ value = fields->f_sn;
+ break;
+ case EPIPHANY_OPERAND_SN6 :
+ value = fields->f_sn6;
+ break;
+ case EPIPHANY_OPERAND_SNDMA :
+ value = fields->f_sn6;
+ break;
+ case EPIPHANY_OPERAND_SNMEM :
+ value = fields->f_sn6;
+ break;
+ case EPIPHANY_OPERAND_SNMESH :
+ value = fields->f_sn6;
+ break;
+ case EPIPHANY_OPERAND_SWI_NUM :
+ value = fields->f_trap_num;
+ break;
+ case EPIPHANY_OPERAND_TRAPNUM6 :
+ value = fields->f_trap_num;
+ break;
+
+ default :
+ /* xgettext:c-format */
+ fprintf (stderr, _("Unrecognized field %d while getting int operand.\n"),
+ opindex);
+ abort ();
+ }
+
+ return value;
+}
+
+bfd_vma
+epiphany_cgen_get_vma_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ int opindex,
+ const CGEN_FIELDS * fields)
+{
+ bfd_vma value;
+
+ switch (opindex)
+ {
+ case EPIPHANY_OPERAND_DIRECTION :
+ value = fields->f_addsubx;
+ break;
+ case EPIPHANY_OPERAND_DISP11 :
+ value = fields->f_disp11;
+ break;
+ case EPIPHANY_OPERAND_DISP3 :
+ value = fields->f_disp3;
+ break;
+ case EPIPHANY_OPERAND_DPMI :
+ value = fields->f_subd;
+ break;
+ case EPIPHANY_OPERAND_FRD :
+ value = fields->f_rd;
+ break;
+ case EPIPHANY_OPERAND_FRD6 :
+ value = fields->f_rd6;
+ break;
+ case EPIPHANY_OPERAND_FRM :
+ value = fields->f_rm;
+ break;
+ case EPIPHANY_OPERAND_FRM6 :
+ value = fields->f_rm6;
+ break;
+ case EPIPHANY_OPERAND_FRN :
+ value = fields->f_rn;
+ break;
+ case EPIPHANY_OPERAND_FRN6 :
+ value = fields->f_rn6;
+ break;
+ case EPIPHANY_OPERAND_IMM16 :
+ value = fields->f_imm16;
+ break;
+ case EPIPHANY_OPERAND_IMM8 :
+ value = fields->f_imm8;
+ break;
+ case EPIPHANY_OPERAND_RD :
+ value = fields->f_rd;
+ break;
+ case EPIPHANY_OPERAND_RD6 :
+ value = fields->f_rd6;
+ break;
+ case EPIPHANY_OPERAND_RM :
+ value = fields->f_rm;
+ break;
+ case EPIPHANY_OPERAND_RM6 :
+ value = fields->f_rm6;
+ break;
+ case EPIPHANY_OPERAND_RN :
+ value = fields->f_rn;
+ break;
+ case EPIPHANY_OPERAND_RN6 :
+ value = fields->f_rn6;
+ break;
+ case EPIPHANY_OPERAND_SD :
+ value = fields->f_sd;
+ break;
+ case EPIPHANY_OPERAND_SD6 :
+ value = fields->f_sd6;
+ break;
+ case EPIPHANY_OPERAND_SDDMA :
+ value = fields->f_sd6;
+ break;
+ case EPIPHANY_OPERAND_SDMEM :
+ value = fields->f_sd6;
+ break;
+ case EPIPHANY_OPERAND_SDMESH :
+ value = fields->f_sd6;
+ break;
+ case EPIPHANY_OPERAND_SHIFT :
+ value = fields->f_shift;
+ break;
+ case EPIPHANY_OPERAND_SIMM11 :
+ value = fields->f_sdisp11;
+ break;
+ case EPIPHANY_OPERAND_SIMM24 :
+ value = fields->f_simm24;
+ break;
+ case EPIPHANY_OPERAND_SIMM3 :
+ value = fields->f_sdisp3;
+ break;
+ case EPIPHANY_OPERAND_SIMM8 :
+ value = fields->f_simm8;
+ break;
+ case EPIPHANY_OPERAND_SN :
+ value = fields->f_sn;
+ break;
+ case EPIPHANY_OPERAND_SN6 :
+ value = fields->f_sn6;
+ break;
+ case EPIPHANY_OPERAND_SNDMA :
+ value = fields->f_sn6;
+ break;
+ case EPIPHANY_OPERAND_SNMEM :
+ value = fields->f_sn6;
+ break;
+ case EPIPHANY_OPERAND_SNMESH :
+ value = fields->f_sn6;
+ break;
+ case EPIPHANY_OPERAND_SWI_NUM :
+ value = fields->f_trap_num;
+ break;
+ case EPIPHANY_OPERAND_TRAPNUM6 :
+ value = fields->f_trap_num;
+ break;
+
+ default :
+ /* xgettext:c-format */
+ fprintf (stderr, _("Unrecognized field %d while getting vma operand.\n"),
+ opindex);
+ abort ();
+ }
+
+ return value;
+}
+
+void epiphany_cgen_set_int_operand (CGEN_CPU_DESC, int, CGEN_FIELDS *, int);
+void epiphany_cgen_set_vma_operand (CGEN_CPU_DESC, int, CGEN_FIELDS *, bfd_vma);
+
+/* Stuffing values in cgen_fields is handled by a collection of functions.
+ They are distinguished by the type of the VALUE argument they accept.
+ TODO: floating point, inlining support, remove cases where argument type
+ not appropriate. */
+
+void
+epiphany_cgen_set_int_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ int opindex,
+ CGEN_FIELDS * fields,
+ int value)
+{
+ switch (opindex)
+ {
+ case EPIPHANY_OPERAND_DIRECTION :
+ fields->f_addsubx = value;
+ break;
+ case EPIPHANY_OPERAND_DISP11 :
+ fields->f_disp11 = value;
+ break;
+ case EPIPHANY_OPERAND_DISP3 :
+ fields->f_disp3 = value;
+ break;
+ case EPIPHANY_OPERAND_DPMI :
+ fields->f_subd = value;
+ break;
+ case EPIPHANY_OPERAND_FRD :
+ fields->f_rd = value;
+ break;
+ case EPIPHANY_OPERAND_FRD6 :
+ fields->f_rd6 = value;
+ break;
+ case EPIPHANY_OPERAND_FRM :
+ fields->f_rm = value;
+ break;
+ case EPIPHANY_OPERAND_FRM6 :
+ fields->f_rm6 = value;
+ break;
+ case EPIPHANY_OPERAND_FRN :
+ fields->f_rn = value;
+ break;
+ case EPIPHANY_OPERAND_FRN6 :
+ fields->f_rn6 = value;
+ break;
+ case EPIPHANY_OPERAND_IMM16 :
+ fields->f_imm16 = value;
+ break;
+ case EPIPHANY_OPERAND_IMM8 :
+ fields->f_imm8 = value;
+ break;
+ case EPIPHANY_OPERAND_RD :
+ fields->f_rd = value;
+ break;
+ case EPIPHANY_OPERAND_RD6 :
+ fields->f_rd6 = value;
+ break;
+ case EPIPHANY_OPERAND_RM :
+ fields->f_rm = value;
+ break;
+ case EPIPHANY_OPERAND_RM6 :
+ fields->f_rm6 = value;
+ break;
+ case EPIPHANY_OPERAND_RN :
+ fields->f_rn = value;
+ break;
+ case EPIPHANY_OPERAND_RN6 :
+ fields->f_rn6 = value;
+ break;
+ case EPIPHANY_OPERAND_SD :
+ fields->f_sd = value;
+ break;
+ case EPIPHANY_OPERAND_SD6 :
+ fields->f_sd6 = value;
+ break;
+ case EPIPHANY_OPERAND_SDDMA :
+ fields->f_sd6 = value;
+ break;
+ case EPIPHANY_OPERAND_SDMEM :
+ fields->f_sd6 = value;
+ break;
+ case EPIPHANY_OPERAND_SDMESH :
+ fields->f_sd6 = value;
+ break;
+ case EPIPHANY_OPERAND_SHIFT :
+ fields->f_shift = value;
+ break;
+ case EPIPHANY_OPERAND_SIMM11 :
+ fields->f_sdisp11 = value;
+ break;
+ case EPIPHANY_OPERAND_SIMM24 :
+ fields->f_simm24 = value;
+ break;
+ case EPIPHANY_OPERAND_SIMM3 :
+ fields->f_sdisp3 = value;
+ break;
+ case EPIPHANY_OPERAND_SIMM8 :
+ fields->f_simm8 = value;
+ break;
+ case EPIPHANY_OPERAND_SN :
+ fields->f_sn = value;
+ break;
+ case EPIPHANY_OPERAND_SN6 :
+ fields->f_sn6 = value;
+ break;
+ case EPIPHANY_OPERAND_SNDMA :
+ fields->f_sn6 = value;
+ break;
+ case EPIPHANY_OPERAND_SNMEM :
+ fields->f_sn6 = value;
+ break;
+ case EPIPHANY_OPERAND_SNMESH :
+ fields->f_sn6 = value;
+ break;
+ case EPIPHANY_OPERAND_SWI_NUM :
+ fields->f_trap_num = value;
+ break;
+ case EPIPHANY_OPERAND_TRAPNUM6 :
+ fields->f_trap_num = value;
+ break;
+
+ default :
+ /* xgettext:c-format */
+ fprintf (stderr, _("Unrecognized field %d while setting int operand.\n"),
+ opindex);
+ abort ();
+ }
+}
+
+void
+epiphany_cgen_set_vma_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ int opindex,
+ CGEN_FIELDS * fields,
+ bfd_vma value)
+{
+ switch (opindex)
+ {
+ case EPIPHANY_OPERAND_DIRECTION :
+ fields->f_addsubx = value;
+ break;
+ case EPIPHANY_OPERAND_DISP11 :
+ fields->f_disp11 = value;
+ break;
+ case EPIPHANY_OPERAND_DISP3 :
+ fields->f_disp3 = value;
+ break;
+ case EPIPHANY_OPERAND_DPMI :
+ fields->f_subd = value;
+ break;
+ case EPIPHANY_OPERAND_FRD :
+ fields->f_rd = value;
+ break;
+ case EPIPHANY_OPERAND_FRD6 :
+ fields->f_rd6 = value;
+ break;
+ case EPIPHANY_OPERAND_FRM :
+ fields->f_rm = value;
+ break;
+ case EPIPHANY_OPERAND_FRM6 :
+ fields->f_rm6 = value;
+ break;
+ case EPIPHANY_OPERAND_FRN :
+ fields->f_rn = value;
+ break;
+ case EPIPHANY_OPERAND_FRN6 :
+ fields->f_rn6 = value;
+ break;
+ case EPIPHANY_OPERAND_IMM16 :
+ fields->f_imm16 = value;
+ break;
+ case EPIPHANY_OPERAND_IMM8 :
+ fields->f_imm8 = value;
+ break;
+ case EPIPHANY_OPERAND_RD :
+ fields->f_rd = value;
+ break;
+ case EPIPHANY_OPERAND_RD6 :
+ fields->f_rd6 = value;
+ break;
+ case EPIPHANY_OPERAND_RM :
+ fields->f_rm = value;
+ break;
+ case EPIPHANY_OPERAND_RM6 :
+ fields->f_rm6 = value;
+ break;
+ case EPIPHANY_OPERAND_RN :
+ fields->f_rn = value;
+ break;
+ case EPIPHANY_OPERAND_RN6 :
+ fields->f_rn6 = value;
+ break;
+ case EPIPHANY_OPERAND_SD :
+ fields->f_sd = value;
+ break;
+ case EPIPHANY_OPERAND_SD6 :
+ fields->f_sd6 = value;
+ break;
+ case EPIPHANY_OPERAND_SDDMA :
+ fields->f_sd6 = value;
+ break;
+ case EPIPHANY_OPERAND_SDMEM :
+ fields->f_sd6 = value;
+ break;
+ case EPIPHANY_OPERAND_SDMESH :
+ fields->f_sd6 = value;
+ break;
+ case EPIPHANY_OPERAND_SHIFT :
+ fields->f_shift = value;
+ break;
+ case EPIPHANY_OPERAND_SIMM11 :
+ fields->f_sdisp11 = value;
+ break;
+ case EPIPHANY_OPERAND_SIMM24 :
+ fields->f_simm24 = value;
+ break;
+ case EPIPHANY_OPERAND_SIMM3 :
+ fields->f_sdisp3 = value;
+ break;
+ case EPIPHANY_OPERAND_SIMM8 :
+ fields->f_simm8 = value;
+ break;
+ case EPIPHANY_OPERAND_SN :
+ fields->f_sn = value;
+ break;
+ case EPIPHANY_OPERAND_SN6 :
+ fields->f_sn6 = value;
+ break;
+ case EPIPHANY_OPERAND_SNDMA :
+ fields->f_sn6 = value;
+ break;
+ case EPIPHANY_OPERAND_SNMEM :
+ fields->f_sn6 = value;
+ break;
+ case EPIPHANY_OPERAND_SNMESH :
+ fields->f_sn6 = value;
+ break;
+ case EPIPHANY_OPERAND_SWI_NUM :
+ fields->f_trap_num = value;
+ break;
+ case EPIPHANY_OPERAND_TRAPNUM6 :
+ fields->f_trap_num = value;
+ break;
+
+ default :
+ /* xgettext:c-format */
+ fprintf (stderr, _("Unrecognized field %d while setting vma operand.\n"),
+ opindex);
+ abort ();
+ }
+}
+
+/* Function to call before using the instruction builder tables. */
+
+void
+epiphany_cgen_init_ibld_table (CGEN_CPU_DESC cd)
+{
+ cd->insert_handlers = & epiphany_cgen_insert_handlers[0];
+ cd->extract_handlers = & epiphany_cgen_extract_handlers[0];
+
+ cd->insert_operand = epiphany_cgen_insert_operand;
+ cd->extract_operand = epiphany_cgen_extract_operand;
+
+ cd->get_int_operand = epiphany_cgen_get_int_operand;
+ cd->set_int_operand = epiphany_cgen_set_int_operand;
+ cd->get_vma_operand = epiphany_cgen_get_vma_operand;
+ cd->set_vma_operand = epiphany_cgen_set_vma_operand;
+}