4559860ef2
The latest version of GDB, version 8.3, is available for
download.
This version of GDB includes the following changes and
enhancements:
+ Support for new native configurations (also available as a
target configuration):
o RISC-V GNU/Linux (riscv*-*-linux*)
o RISC-V FreeBSD (riscv*-*-freebsd*)
+ Support for new target configurations:
o CSKY ELF (csky*-*-elf)
o CSKY GNU/Linux (csky*-*-linux)
o NXP S12Z ELF (s12z-*-elf)
o OpenRISC GNU/Linux (or1k*-*-linux*)
+ Native Windows debugging is only supported on Windows XP or
later.
+ The Python API in GDB now requires Python 2.6 or later.
+ GDB now supports terminal styling for the CLI and TUI. Source
highlighting is also supported by building GDB with GNU
Highlight.
+ Experimental support for compilation and injection of C++
source code into the inferior (requires GCC 7.1 or higher,
built with libcp1.so).
+ GDB and GDBserver now support IPv6 connections.
+ Target description support on RISC-V targets.
+ Various enhancements to several commands:
o "frame", "select-frame" and "info frame" commands
o "info functions", "info types", "info variables"
o "info thread"
o "info proc"
o System call alias catchpoint support on FreeBSD
o "target remote" support for Unix Domain sockets.
+ Support for displaying all files opened by a process
+ DWARF index cache: GDB can now automatically save indices of
DWARF symbols on disk to speed up further loading of the same
binaries.
+ Various GDB/MI enhancements.
+ GDBserver on PowerPC GNU/Linux now supports access to the PPR,
DSCR, TAR, EBB/PMU, and HTM registers.
+ Ada task switching support when debugging programs built with
the Ravenscar profile added to aarch64-elf.
+ GDB in batch mode now exits with status 1 if the last executed
command failed.
+ Support for building GDB with GCC's Undefined Behavior
Sanitizer.
See the NEWS file for a more complete and detailed list of what
this release includes.
February 27th, 2019: GDB 8.3 branch created
The GDB 8.3 branch (gdb-8.3-branch) has been created. To check
out a copy of the branch use:
git clone --branch gdb-8.3-branch ssh://sourceware.org/git/binutils-gdb.git
December 23rd, 2018: GDB 8.2.1 Released!
The latest version of GDB, version 8.2.1, is available for
download.
This is a minor corrective release over GDB 8.2, fixing the
following issues:
+ PR build/23516 (gdb build error under msys+mingw: strip can't
handle gdb-add-index.exe)
+ PR build/23623 (install-strip fails)
+ PR rust/23626 (gdb crashes in upstream rust nil-enum test)
+ PR rust/23650 (rust field name access error mentions "foo")
+ PR gdb/23663 (gdb 8.1.1: undefined rpl_stat function with musl
toolchains)
+ PR python/23669 (gdb.execute("show commands") doesn't work)
+ PR python/23714 (Command repetition stops working after
gdb.execute)
+ PR gdb/23838 (8.2 regression for invalid -data-directory)
+ PR gdb/23974 ("info os" crash when specifying invalid object)
+ PR gdb/23999 (SYMBOL_LANGUAGE assertion failure on AIX)
+ PR gdb/24003 (Error when binary searching CUs for a specific
DIE when using DWZ)
September 5th, 2018: GDB 8.2 Released!
The latest version of GDB, version 8.2, is available for
download.
This version of GDB includes the following changes and
enhancements:
+ Support for the following target has been added:
o RiscV ELF (riscv*-*-elf)
+ Support for following targets and native configurations has
been removed:
o m88k running OpenBSD (m88*-*-openbsd*)
o SH-5/SH64 ELF (sh64-*-elf*)
o SH-5/SH64 (sh*)
o SH-5/SH64 running GNU/Linux (sh*-*-linux*)
o SH-5/SH64 running OpenBSD (sh*-*-openbsd*)
+ Various Python API enhancements
+ Aarch64/Linux enhancements:
o SVE support.
o Hardware watchpoints improvements for entities stored at
unaligned addresses.
# New "c" response to disable the pager for the rest
of the current command.
# C expressions can now use _Alignof, and C++
expressions can now use alignof.
# Improved flexibility for loading symbol files.
# The 'info proc' command nows works on running
processes on FreeBSD systems as well as core files
created on FreeBSD systems.
# A new --enable-codesign=CERT configure option to
automatically codesign GDB after build (useful on
MacOS X).
See the NEWS file for a more complete and detailed list
of what this release includes.
July 31st, 2018: GDB 8.1.1 Released!
The latest version of GDB, version 8.1.1, is available
for download.
This is a minor corrective release over GDB 8.1, fixing
the following issues:
# PR gdb/22824 (misleading description of new rbreak
Python function in GDB 8.1 NEWS file)
# PR gdb/22849 (ctrl-c doesn't work in
extended-remote)
# PR gdb/22907 ([Regression] gdbserver doesn't work
with filename-only binaries)
# PR gdb/23028 (inconsistent disassemble of vcvtpd2dq)
# PR gdb/23053 (Fix -D_GLIBCXX_DEBUG gdb-add-index
regression)
# PR gdb/23127 ([AArch64] GDB cannot be used for
debugging software that uses high Virtual Addresses)
# PR server/23158 (gdbserver no longer functional on
Windows)
# PR breakpoints/23210 ([8.1/8.2 Regression] Bogus
Breakpoint address adjusted from 0xf7fe7dd3 to
0xfffffffff7fe7dd3)
July 4th, 2018: GDB 8.2 branch created
The GDB 8.2 branch (gdb-8.2-branch) has been created. To
check out a copy of the branch use:
git clone --branch gdb-8.2-branch ssh://sourceware.org/git/binutils-gdb.git
January 31st, 2018: GDB 8.1 Released!
The latest version of GDB, version 8.1, is available for
download.
Changes in this release include:
# Breakpoints on C++ functions are now set on all
scopes by default ("wild" matching);
# Support for inserting breakpoints on functions
marked with C++ ABI tags;
# Target floating-point arithmetic emulation during
expression evaluation (requires MPFR 3.1 or later);
# Various Python Scripting enhancements;
# Improved Rust support; in particular, Trait objects
can now be inspected when debugging Rust code;
# GDB no longer makes assumptions about the type of
symbols without debugging information to avoid
producing erroneous and often confusing results;
# The 'enable' and 'disable' commands now accept a
range of breakpoint locations;
# New 'starti' command to start the program at the
first instruction;
# New 'rbreak' command to insert a number of
breakpoints via a regular expression pattern
(requires Python);
# The 'ptype' command now supports printing the offset
and size of the fields in a struct;
# The 'gcore' command now supports dumping all the
memory mappings ('-a' command-line option);
# New shortcuts for TUI Single-Key mode: 'i' for
stepi, and 'o' for nexti;
# GDBserver enhancements:
@ Support for transmitting environment variables
to GDBserver;
@ Support for starting inferior processes with a
specified initial working directory;
@ On Unix systems, support for globbing expansion
and variable substitution of inferior
command-line arguments;
# Various completion enhancements;
# The command used to compile and inject code with the
'compile' command is now configurable;
# New '--readnever' command-line option to speed the
GDB startup when debugging information is not
needed;
# Support for the following new native configurations:
@ FreeBSD/aarch64 (aarch64*-*-freebsd*);
@ FreeBSD/arm (arm*-*-freebsd*);
# Support for the following new targets:
@ FreeBSD/aarch64 (aarch64*-*-freebsd*);
@ FreeBSD/arm (arm*-*-freebsd*);
@ OpenRISC ELF (or1k*-*-elf)
# Removed support for the following targets and native
configurations:
@ Solaris2/x86 (i?86-*-solaris2.[0-9]);
@ Solaris2/sparc (sparc*-*-solaris2.[0-9]);
See the NEWS file for a more complete and detailed list
of what this release includes.
January 5th, 2018: GDB 8.1 branch created
The GDB 8.1 branch (gdb-8.1-branch) has been created. To
check out a copy of the branch use:
git clone --branch gdb-8.1-branch ssh://sourceware.org/git/binutils-gdb.git
November 1st, 2017: Debugging Tools Devroom at FOSDEM 2018
We will have a Debugging Tools Devroom at FOSDEM 2018.
The Call for Participation has recently been announced.
The Devroom is on the first of the two FOSDEM days, on
Saturday 3 Feb 2018. See you all at FOSDEM in Brussels!
September 7th, 2017: GDB 8.0.1 Released!
The latest version of GDB, version 8.0.1, is available
for download.
This is a minor corrective release over GDB 8.0, fixing
the following issues:
# PR breakpoint/21886 (Compressed MIPS code debugging
impossible due to memory breakpoint misplacement)
# PR symtab/22002 (Assertion on debuggee built with
-gdwarf-5 -fdebug-types-section)
GDB News (p6 of 30)
# PR symtab/22003 (Incompatibility with -gdwarf-5 -
DW_FORM_implicit_const)
# PR gdb/22046 (Regression on older kernels for T
(stopped) processes)
# PR sim/20863 (gdb-7.12 powerpc-rtems4.12-gdb does
not build on FreeBSD)
# PR breakpoint/21555 ("error re-setting breakpoint"
on PIE executables)
# PR tdep/21717 ("print $fpscr" says "" until some VFP
data register is printed)
# PR exp/21827 (Regression: gdb command lookup became
case-sensitive; but definitions are forced into
lowercase)
# PR remote/22021 (Multi-arch exec fails with a remote
target)
901 lines
20 KiB
C
901 lines
20 KiB
C
/* DO NOT EDIT! -*- buffer-read-only: t -*- vi:set ro: */
|
||
/* Instruction opcode table for ip2k.
|
||
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||
THIS FILE IS MACHINE GENERATED WITH CGEN.
|
||
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||
Copyright (C) 1996-2019 Free Software Foundation, Inc.
|
||
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||
This file is part of the GNU Binutils and/or GDB, the GNU debugger.
|
||
|
||
This file 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.,
|
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51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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||
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||
*/
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||
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||
#include "sysdep.h"
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#include "ansidecl.h"
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#include "bfd.h"
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#include "symcat.h"
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#include "ip2k-desc.h"
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#include "ip2k-opc.h"
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#include "libiberty.h"
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/* -- opc.c */
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||
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#include "safe-ctype.h"
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||
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||
/* A better hash function for instruction mnemonics. */
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unsigned int
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ip2k_asm_hash (const char* insn)
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||
{
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unsigned int hash;
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const char* m = insn;
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||
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for (hash = 0; *m && ! ISSPACE (*m); m++)
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hash = (hash * 23) ^ (0x1F & TOLOWER (*m));
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||
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/* printf ("%s %d\n", insn, (hash % CGEN_ASM_HASH_SIZE)); */
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||
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return hash % CGEN_ASM_HASH_SIZE;
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}
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||
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||
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||
/* Special check to ensure that instruction exists for given machine. */
|
||
|
||
int
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ip2k_cgen_insn_supported (CGEN_CPU_DESC cd, const CGEN_INSN *insn)
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||
{
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int machs = CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_MACH);
|
||
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/* No mach attribute? Assume it's supported for all machs. */
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if (machs == 0)
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return 1;
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||
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return (machs & cd->machs) != 0;
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}
|
||
|
||
|
||
/* -- asm.c */
|
||
/* The hash functions are recorded here to help keep assembler code out of
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the disassembler and vice versa. */
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||
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static int asm_hash_insn_p (const CGEN_INSN *);
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static unsigned int asm_hash_insn (const char *);
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static int dis_hash_insn_p (const CGEN_INSN *);
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static unsigned int dis_hash_insn (const char *, CGEN_INSN_INT);
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||
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/* Instruction formats. */
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||
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#define F(f) & ip2k_cgen_ifld_table[IP2K_##f]
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static const CGEN_IFMT ifmt_empty ATTRIBUTE_UNUSED = {
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0, 0, 0x0, { { 0 } }
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||
};
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static const CGEN_IFMT ifmt_jmp ATTRIBUTE_UNUSED = {
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16, 16, 0xe000, { { F (F_OP3) }, { F (F_ADDR16CJP) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_sb ATTRIBUTE_UNUSED = {
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16, 16, 0xf000, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_xorw_l ATTRIBUTE_UNUSED = {
|
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16, 16, 0xff00, { { F (F_OP4) }, { F (F_OP4MID) }, { F (F_IMM8) }, { 0 } }
|
||
};
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static const CGEN_IFMT ifmt_loadl_a ATTRIBUTE_UNUSED = {
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16, 16, 0xff00, { { F (F_OP4) }, { F (F_OP4MID) }, { F (F_IMM8) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_loadh_a ATTRIBUTE_UNUSED = {
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16, 16, 0xff00, { { F (F_OP4) }, { F (F_OP4MID) }, { F (F_IMM8) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_addcfr_w ATTRIBUTE_UNUSED = {
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16, 16, 0xfe00, { { F (F_OP6) }, { F (F_DIR) }, { F (F_REG) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_speed ATTRIBUTE_UNUSED = {
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16, 16, 0xff00, { { F (F_OP8) }, { F (F_IMM8) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_ireadi ATTRIBUTE_UNUSED = {
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16, 16, 0xffff, { { F (F_OP6) }, { F (F_OP6_10LOW) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_page ATTRIBUTE_UNUSED = {
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16, 16, 0xfff8, { { F (F_OP6) }, { F (F_OP6_7LOW) }, { F (F_PAGE3) }, { 0 } }
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||
};
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||
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static const CGEN_IFMT ifmt_reti ATTRIBUTE_UNUSED = {
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16, 16, 0xfff8, { { F (F_OP6) }, { F (F_OP6_7LOW) }, { F (F_RETI3) }, { 0 } }
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||
};
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#undef F
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||
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#define A(a) (1 << CGEN_INSN_##a)
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#define OPERAND(op) IP2K_OPERAND_##op
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#define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
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#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
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||
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/* The instruction table. */
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||
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static const CGEN_OPCODE ip2k_cgen_insn_opcode_table[MAX_INSNS] =
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{
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/* Special null first entry.
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A `num' value of zero is thus invalid.
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Also, the special `invalid' insn resides here. */
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{ { 0, 0, 0, 0 }, {{0}}, 0, {0}},
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/* jmp $addr16cjp */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (ADDR16CJP), 0 } },
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& ifmt_jmp, { 0xe000 }
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},
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/* call $addr16cjp */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (ADDR16CJP), 0 } },
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& ifmt_jmp, { 0xc000 }
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},
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/* sb $fr,$bitno */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (FR), ',', OP (BITNO), 0 } },
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& ifmt_sb, { 0xb000 }
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},
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/* snb $fr,$bitno */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (FR), ',', OP (BITNO), 0 } },
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& ifmt_sb, { 0xa000 }
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},
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/* setb $fr,$bitno */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (FR), ',', OP (BITNO), 0 } },
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& ifmt_sb, { 0x9000 }
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},
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/* clrb $fr,$bitno */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (FR), ',', OP (BITNO), 0 } },
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& ifmt_sb, { 0x8000 }
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},
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/* xor W,#$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7f00 }
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},
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/* and W,#$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7e00 }
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},
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/* or W,#$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7d00 }
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},
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/* add W,#$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7b00 }
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},
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/* sub W,#$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7a00 }
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},
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/* cmp W,#$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7900 }
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},
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/* retw #$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7800 }
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},
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/* cse W,#$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7700 }
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},
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/* csne W,#$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7600 }
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},
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/* push #$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7400 }
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},
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/* muls W,#$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7300 }
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},
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/* mulu W,#$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7200 }
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},
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/* loadl #$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7100 }
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},
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/* loadh #$lit8 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', '#', OP (LIT8), 0 } },
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& ifmt_xorw_l, { 0x7000 }
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},
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/* loadl $addr16l */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (ADDR16L), 0 } },
|
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& ifmt_loadl_a, { 0x7100 }
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},
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/* loadh $addr16h */
|
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (ADDR16H), 0 } },
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& ifmt_loadh_a, { 0x7000 }
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},
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/* addc $fr,W */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (FR), ',', 'W', 0 } },
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& ifmt_addcfr_w, { 0x5e00 }
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},
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/* addc W,$fr */
|
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
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& ifmt_addcfr_w, { 0x5c00 }
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},
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/* incsnz $fr */
|
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (FR), 0 } },
|
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& ifmt_addcfr_w, { 0x5a00 }
|
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},
|
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/* incsnz W,$fr */
|
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{
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{ 0, 0, 0, 0 },
|
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{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
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& ifmt_addcfr_w, { 0x5800 }
|
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},
|
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/* muls W,$fr */
|
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{
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{ 0, 0, 0, 0 },
|
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{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
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& ifmt_addcfr_w, { 0x5400 }
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},
|
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/* mulu W,$fr */
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||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x5000 }
|
||
},
|
||
/* decsnz $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x4e00 }
|
||
},
|
||
/* decsnz W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x4c00 }
|
||
},
|
||
/* subc W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x4800 }
|
||
},
|
||
/* subc $fr,W */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), ',', 'W', 0 } },
|
||
& ifmt_addcfr_w, { 0x4a00 }
|
||
},
|
||
/* pop $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x4600 }
|
||
},
|
||
/* push $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x4400 }
|
||
},
|
||
/* cse W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x4200 }
|
||
},
|
||
/* csne W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x4000 }
|
||
},
|
||
/* incsz $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x3e00 }
|
||
},
|
||
/* incsz W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x3c00 }
|
||
},
|
||
/* swap $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x3a00 }
|
||
},
|
||
/* swap W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x3800 }
|
||
},
|
||
/* rl $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x3600 }
|
||
},
|
||
/* rl W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x3400 }
|
||
},
|
||
/* rr $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x3200 }
|
||
},
|
||
/* rr W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x3000 }
|
||
},
|
||
/* decsz $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x2e00 }
|
||
},
|
||
/* decsz W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x2c00 }
|
||
},
|
||
/* inc $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x2a00 }
|
||
},
|
||
/* inc W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x2800 }
|
||
},
|
||
/* not $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x2600 }
|
||
},
|
||
/* not W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x2400 }
|
||
},
|
||
/* test $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x2200 }
|
||
},
|
||
/* mov W,#$lit8 */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
|
||
& ifmt_xorw_l, { 0x7c00 }
|
||
},
|
||
/* mov $fr,W */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), ',', 'W', 0 } },
|
||
& ifmt_addcfr_w, { 0x200 }
|
||
},
|
||
/* mov W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x2000 }
|
||
},
|
||
/* add $fr,W */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), ',', 'W', 0 } },
|
||
& ifmt_addcfr_w, { 0x1e00 }
|
||
},
|
||
/* add W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x1c00 }
|
||
},
|
||
/* xor $fr,W */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), ',', 'W', 0 } },
|
||
& ifmt_addcfr_w, { 0x1a00 }
|
||
},
|
||
/* xor W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x1800 }
|
||
},
|
||
/* and $fr,W */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), ',', 'W', 0 } },
|
||
& ifmt_addcfr_w, { 0x1600 }
|
||
},
|
||
/* and W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x1400 }
|
||
},
|
||
/* or $fr,W */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), ',', 'W', 0 } },
|
||
& ifmt_addcfr_w, { 0x1200 }
|
||
},
|
||
/* or W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x1000 }
|
||
},
|
||
/* dec $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0xe00 }
|
||
},
|
||
/* dec W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0xc00 }
|
||
},
|
||
/* sub $fr,W */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), ',', 'W', 0 } },
|
||
& ifmt_addcfr_w, { 0xa00 }
|
||
},
|
||
/* sub W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x800 }
|
||
},
|
||
/* clr $fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x600 }
|
||
},
|
||
/* cmp W,$fr */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', 'W', ',', OP (FR), 0 } },
|
||
& ifmt_addcfr_w, { 0x400 }
|
||
},
|
||
/* speed #$lit8 */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', '#', OP (LIT8), 0 } },
|
||
& ifmt_speed, { 0x100 }
|
||
},
|
||
/* ireadi */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x1d }
|
||
},
|
||
/* iwritei */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x1c }
|
||
},
|
||
/* fread */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x1b }
|
||
},
|
||
/* fwrite */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x1a }
|
||
},
|
||
/* iread */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x19 }
|
||
},
|
||
/* iwrite */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x18 }
|
||
},
|
||
/* page $addr16p */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', OP (ADDR16P), 0 } },
|
||
& ifmt_page, { 0x10 }
|
||
},
|
||
/* system */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0xff }
|
||
},
|
||
/* reti #$reti3 */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, ' ', '#', OP (RETI3), 0 } },
|
||
& ifmt_reti, { 0x8 }
|
||
},
|
||
/* ret */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x7 }
|
||
},
|
||
/* int */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x6 }
|
||
},
|
||
/* breakx */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x5 }
|
||
},
|
||
/* cwdt */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x4 }
|
||
},
|
||
/* ferase */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x3 }
|
||
},
|
||
/* retnp */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x2 }
|
||
},
|
||
/* break */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x1 }
|
||
},
|
||
/* nop */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_ireadi, { 0x0 }
|
||
},
|
||
};
|
||
|
||
#undef A
|
||
#undef OPERAND
|
||
#undef MNEM
|
||
#undef OP
|
||
|
||
/* Formats for ALIAS macro-insns. */
|
||
|
||
#define F(f) & ip2k_cgen_ifld_table[IP2K_##f]
|
||
static const CGEN_IFMT ifmt_sc ATTRIBUTE_UNUSED = {
|
||
16, 16, 0xffff, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
|
||
};
|
||
|
||
static const CGEN_IFMT ifmt_snc ATTRIBUTE_UNUSED = {
|
||
16, 16, 0xffff, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
|
||
};
|
||
|
||
static const CGEN_IFMT ifmt_sz ATTRIBUTE_UNUSED = {
|
||
16, 16, 0xffff, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
|
||
};
|
||
|
||
static const CGEN_IFMT ifmt_snz ATTRIBUTE_UNUSED = {
|
||
16, 16, 0xffff, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
|
||
};
|
||
|
||
static const CGEN_IFMT ifmt_skip ATTRIBUTE_UNUSED = {
|
||
16, 16, 0xffff, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
|
||
};
|
||
|
||
static const CGEN_IFMT ifmt_skipb ATTRIBUTE_UNUSED = {
|
||
16, 16, 0xffff, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
|
||
};
|
||
|
||
#undef F
|
||
|
||
/* Each non-simple macro entry points to an array of expansion possibilities. */
|
||
|
||
#define A(a) (1 << CGEN_INSN_##a)
|
||
#define OPERAND(op) IP2K_OPERAND_##op
|
||
#define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
|
||
#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
|
||
|
||
/* The macro instruction table. */
|
||
|
||
static const CGEN_IBASE ip2k_cgen_macro_insn_table[] =
|
||
{
|
||
/* sc */
|
||
{
|
||
-1, "sc", "sc", 16,
|
||
{ 0|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
|
||
},
|
||
/* snc */
|
||
{
|
||
-1, "snc", "snc", 16,
|
||
{ 0|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
|
||
},
|
||
/* sz */
|
||
{
|
||
-1, "sz", "sz", 16,
|
||
{ 0|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
|
||
},
|
||
/* snz */
|
||
{
|
||
-1, "snz", "snz", 16,
|
||
{ 0|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
|
||
},
|
||
/* skip */
|
||
{
|
||
-1, "skip", "skip", 16,
|
||
{ 0|A(SKIPA)|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
|
||
},
|
||
/* skip */
|
||
{
|
||
-1, "skipb", "skip", 16,
|
||
{ 0|A(SKIPA)|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
|
||
},
|
||
};
|
||
|
||
/* The macro instruction opcode table. */
|
||
|
||
static const CGEN_OPCODE ip2k_cgen_macro_insn_opcode_table[] =
|
||
{
|
||
/* sc */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_sc, { 0xb00b }
|
||
},
|
||
/* snc */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_snc, { 0xa00b }
|
||
},
|
||
/* sz */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_sz, { 0xb40b }
|
||
},
|
||
/* snz */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_snz, { 0xa40b }
|
||
},
|
||
/* skip */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_skip, { 0xa009 }
|
||
},
|
||
/* skip */
|
||
{
|
||
{ 0, 0, 0, 0 },
|
||
{ { MNEM, 0 } },
|
||
& ifmt_skipb, { 0xb009 }
|
||
},
|
||
};
|
||
|
||
#undef A
|
||
#undef OPERAND
|
||
#undef MNEM
|
||
#undef OP
|
||
|
||
#ifndef CGEN_ASM_HASH_P
|
||
#define CGEN_ASM_HASH_P(insn) 1
|
||
#endif
|
||
|
||
#ifndef CGEN_DIS_HASH_P
|
||
#define CGEN_DIS_HASH_P(insn) 1
|
||
#endif
|
||
|
||
/* Return non-zero if INSN is to be added to the hash table.
|
||
Targets are free to override CGEN_{ASM,DIS}_HASH_P in the .opc file. */
|
||
|
||
static int
|
||
asm_hash_insn_p (const CGEN_INSN *insn ATTRIBUTE_UNUSED)
|
||
{
|
||
return CGEN_ASM_HASH_P (insn);
|
||
}
|
||
|
||
static int
|
||
dis_hash_insn_p (const CGEN_INSN *insn)
|
||
{
|
||
/* If building the hash table and the NO-DIS attribute is present,
|
||
ignore. */
|
||
if (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_NO_DIS))
|
||
return 0;
|
||
return CGEN_DIS_HASH_P (insn);
|
||
}
|
||
|
||
#ifndef CGEN_ASM_HASH
|
||
#define CGEN_ASM_HASH_SIZE 127
|
||
#ifdef CGEN_MNEMONIC_OPERANDS
|
||
#define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE)
|
||
#else
|
||
#define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE) /*FIXME*/
|
||
#endif
|
||
#endif
|
||
|
||
/* It doesn't make much sense to provide a default here,
|
||
but while this is under development we do.
|
||
BUFFER is a pointer to the bytes of the insn, target order.
|
||
VALUE is the first base_insn_bitsize bits as an int in host order. */
|
||
|
||
#ifndef CGEN_DIS_HASH
|
||
#define CGEN_DIS_HASH_SIZE 256
|
||
#define CGEN_DIS_HASH(buf, value) (*(unsigned char *) (buf))
|
||
#endif
|
||
|
||
/* The result is the hash value of the insn.
|
||
Targets are free to override CGEN_{ASM,DIS}_HASH in the .opc file. */
|
||
|
||
static unsigned int
|
||
asm_hash_insn (const char *mnem)
|
||
{
|
||
return CGEN_ASM_HASH (mnem);
|
||
}
|
||
|
||
/* BUF is a pointer to the bytes of the insn, target order.
|
||
VALUE is the first base_insn_bitsize bits as an int in host order. */
|
||
|
||
static unsigned int
|
||
dis_hash_insn (const char *buf ATTRIBUTE_UNUSED,
|
||
CGEN_INSN_INT value ATTRIBUTE_UNUSED)
|
||
{
|
||
return CGEN_DIS_HASH (buf, value);
|
||
}
|
||
|
||
/* Set the recorded length of the insn in the CGEN_FIELDS struct. */
|
||
|
||
static void
|
||
set_fields_bitsize (CGEN_FIELDS *fields, int size)
|
||
{
|
||
CGEN_FIELDS_BITSIZE (fields) = size;
|
||
}
|
||
|
||
/* Function to call before using the operand instance table.
|
||
This plugs the opcode entries and macro instructions into the cpu table. */
|
||
|
||
void
|
||
ip2k_cgen_init_opcode_table (CGEN_CPU_DESC cd)
|
||
{
|
||
int i;
|
||
int num_macros = (sizeof (ip2k_cgen_macro_insn_table) /
|
||
sizeof (ip2k_cgen_macro_insn_table[0]));
|
||
const CGEN_IBASE *ib = & ip2k_cgen_macro_insn_table[0];
|
||
const CGEN_OPCODE *oc = & ip2k_cgen_macro_insn_opcode_table[0];
|
||
CGEN_INSN *insns = xmalloc (num_macros * sizeof (CGEN_INSN));
|
||
|
||
/* This test has been added to avoid a warning generated
|
||
if memset is called with a third argument of value zero. */
|
||
if (num_macros >= 1)
|
||
memset (insns, 0, num_macros * sizeof (CGEN_INSN));
|
||
for (i = 0; i < num_macros; ++i)
|
||
{
|
||
insns[i].base = &ib[i];
|
||
insns[i].opcode = &oc[i];
|
||
ip2k_cgen_build_insn_regex (& insns[i]);
|
||
}
|
||
cd->macro_insn_table.init_entries = insns;
|
||
cd->macro_insn_table.entry_size = sizeof (CGEN_IBASE);
|
||
cd->macro_insn_table.num_init_entries = num_macros;
|
||
|
||
oc = & ip2k_cgen_insn_opcode_table[0];
|
||
insns = (CGEN_INSN *) cd->insn_table.init_entries;
|
||
for (i = 0; i < MAX_INSNS; ++i)
|
||
{
|
||
insns[i].opcode = &oc[i];
|
||
ip2k_cgen_build_insn_regex (& insns[i]);
|
||
}
|
||
|
||
cd->sizeof_fields = sizeof (CGEN_FIELDS);
|
||
cd->set_fields_bitsize = set_fields_bitsize;
|
||
|
||
cd->asm_hash_p = asm_hash_insn_p;
|
||
cd->asm_hash = asm_hash_insn;
|
||
cd->asm_hash_size = CGEN_ASM_HASH_SIZE;
|
||
|
||
cd->dis_hash_p = dis_hash_insn_p;
|
||
cd->dis_hash = dis_hash_insn;
|
||
cd->dis_hash_size = CGEN_DIS_HASH_SIZE;
|
||
}
|