changelog

cygwin, 著名的在win32下模拟unix操作系统的东东

	* arc.h (ARC_MACH_5, ARC_MACH_6, ARC_MACH_7, ARC_MACH_8): New
	definitions for masking cpu type.
	(arc_ext_operand_value) New structure for storing extended
	operands.
	(ARC_OPERAND_*) Flags for operand values.

2001-01-10  Jan Hubicka  <[e-mail]>

	* i386.h (pinsrw): Add.
	(pshufw): Remove.
	(cvttpd2dq): Fix operands.
	(cvttps2dq): Likewise.
	(movq2q): Rename to movdq2q.

2001-01-10  Richard Schaal  <[e-mail]>

	* i386.h: Correct movnti instruction.

2001-01-09  Jeff Johnston  <[e-mail]>

	* cgen.h (CGEN_SYNTAX_CHAR_TYPE): New typedef based on max number
	of operands (unsigned char or unsigned short).
	(CGEN_SYNTAX): Changed to make array CGEN_SYNTAX_CHAR_TYPE.
	(CGEN_SYNTAX_CHAR): Changed to cast to unsigned char.

2001-01-05  Jan Hubicka  <[e-mail]>

	* i386.h (i386_optab): Make [sml]fence template to use immext field.

2001-01-03  Jan Hubicka  <[e-mail]>

	* i386.h (i386_optab): Fix 64bit pushf template; Add instructions
	introduced by Pentium4

2000-12-30  Jan Hubicka  <[e-mail]>

	* i386.h (i386_optab): Add "rex*" instructions;
	add swapgs; disable jmp/call far direct instructions for
	64bit mode; add syscall and sysret; disable registers for 0xc6
	template.  Add 'q' suffixes to extendable instructions, disable
	obsolete instructions, add new sign/zero extension ones.
	(i386_regtab): Add extended registers.
	(*Suf): Add No_qSuf.
	(q_Suf, wlq_Suf, bwlq_Suf): New.

2000-12-20  Jan Hubicka  <[e-mail]>

	* i386.h (i386_optab): Replace "Imm" with "EncImm".
	(i386_regtab): Add flags field.

2000-12-12  Nick Clifton  <[e-mail]>

	* mips.h: Fix formatting.

2000-12-01  Chris Demetriou  <[e-mail]>

        mips.h (OP_MASK_SYSCALL, OP_SH_SYSCALL): Delete.
        (OP_MASK_CODE20, OP_SH_CODE20): Define, with values of old
        OP_*_SYSCALL definitions.
        (OP_SH_CODE19, OP_MASK_CODE19): Define, for use as
        19 bit wait codes.
        (MIPS operand specifier comments): Remove 'm', add 'U' and
        'J', and update the meaning of 'B' so that it's more general.

        * mips.h (INSN_ISA1, INSN_ISA2, INSN_ISA3, INSN_ISA4,
        INSN_ISA5): Renumber, redefine to mean the ISA at which the
        instruction was added.
        (INSN_ISA32): New constant.
        (INSN_4650, INSN_4010, INSN_4100, INSN_3900, INSN_GP32):
        Renumber to avoid new and/or renumbered INSN_* constants.
        (INSN_MIPS32): Delete.
        (ISA_UNKNOWN): New constant to indicate unknown ISA.
        (ISA_MIPS1, ISA_MIPS2, ISA_MIPS3, ISA_MIPS4, ISA_MIPS5,
        ISA_MIPS32): New constants, defined to be the mask of INSN_*
        constants available at that ISA level.
        (CPU_UNKNOWN): New constant to indicate unknown CPU.
        (CPU_4K, CPU_MIPS32_4K): Rename the former to the latter,
        define it with a unique value.
        (OPCODE_IS_MEMBER): Update for new ISA membership-related
        constant meanings.

        * mips.h (INSN_ISA64, ISA_MIPS5, ISA_MIPS64): New
        definitions.

        * mips.h (CPU_SB1): New constant.

2000-10-20  Jakub Jelinek  <[e-mail]>

	* sparc.h (enum sparc_opcode_arch_val): Add SPARC_OPCODE_ARCH_V9B.
	Note that '3' is used for siam operand.

2000-09-22  Jim Wilson  <[e-mail]>

	* ia64.h (enum ia64_dependency_semantics): Add IA64_DVS_STOP.

2000-09-13  Anders Norlander  <[e-mail]>

	* mips.h: Use defines instead of hard-coded processor numbers.
	(CPU_R2000, CPU_R3000, CPU_R3900, CPU_R4000, CPU_R4010,
	CPU_VR4100, CPU_R4111, CPU_R4300, CPU_R4400, CPU_R4600, CPU_R4650,
	CPU_R5000, CPU_R6000, CPU_R8000, CPU_R10000, CPU_MIPS32, CPU_4K,
	CPU_4KC, CPU_4KM, CPU_4KP): Define..
	(OPCODE_IS_MEMBER): Use new defines.
	(OP_MASK_SEL, OP_SH_SEL): Define.
	(OP_MASK_CODE20, OP_SH_CODE20): Define.
	Add 'P' to used characters.
	Use 'H' for coprocessor select field.
	Use 'm' for 20 bit breakpoint code.
	Document new arg characters and add to used characters.
	(INSN_MIPS32): New define for MIPS32 extensions.
	(OPCODE_IS_MEMBER): Recognize MIPS32 instructions.

2000-09-05  Alan Modra  <[e-mail]>

	* hppa.h: Mention cz completer.

2000-08-16  Jim Wilson  <[e-mail]>

	* ia64.h (IA64_OPCODE_POSTINC): New.

2000-08-15  H.J. Lu  <[e-mail]>

	* i386.h: Swap the Intel syntax "movsx"/"movzx" due to the
	IgnoreSize change.

2000-08-08  Jason Eckhardt  <[e-mail]>

	* i860.h: Small formatting adjustments.

2000-07-29  Marek Michalkiewicz  <[e-mail]>

	* avr.h (AVR_UNDEF_P, AVR_SKIP_P, AVR_DISP0_P): New macros.
	Move related opcodes closer to each other.
	Minor changes in comments, list undefined opcodes.

2000-07-26  Dave Brolley  <[e-mail]>

	* cgen.h (cgen_hw_lookup_by_num): Second parameter is unsigned.

2000-07-22  Jason Eckhardt  <[e-mail]>

	* i860.h (btne, bte, bla): Changed these opcodes
	to use sbroff ('r') instead of split16 ('s').
	(J, K, L, M): New operand types for 16-bit aligned fields.
	(ld.x, {p}fld.x, fst.x, pst.d): Changed these opcodes to
	use I, J, K, L, M instead of just I.
	(T, U): New operand types for split 16-bit aligned fields.
	(st.x): Changed these opcodes to use S, T, U instead of just S.
	(andh, andnoth, orh, xorh): Deleted 3-register forms as they do not
	exist on the i860.
	(pfgt.sd, pfle.sd): Deleted these as they do not exist on the i860.
	(pfeq.ss, pfeq.dd): New opcodes.
	(st.s): Fixed incorrect mask bits.
	(fmlow): Fixed incorrect mask bits.
	(fzchkl, pfzchkl): Fixed incorrect mask bits.
	(faddz, pfaddz): Fixed incorrect mask bits.
	(form, pform): Fixed incorrect mask bits.
	(pfld.l): Fixed incorrect mask bits.
	(fst.q): Fixed incorrect mask bits.
	(all floating point opcodes): Fixed incorrect mask bits for
	handling of dual bit.

2000-07-20  Hans-Peter Nilsson  <[e-mail]>

	cris.h: New file.

2000-06-26  Marek Michalkiewicz  <[e-mail]>

	* avr.h (AVR_ISA_WRAP): Remove, now assumed if not AVR_ISA_MEGA.
	(AVR_ISA_ESPM): Remove, because ESPM removed in databook update.
	(AVR_ISA_85xx): Remove, all uses changed back to AVR_ISA_2xxx.
	(AVR_ISA_M83): Define for ATmega83, ATmega85.
	(espm): Remove, because ESPM removed in databook update.
	(eicall, eijmp): Move to the end of opcode table.

2000-06-18  Stephane Carrez  <[e-mail]>

	* m68hc11.h: New file for support of Motorola 68hc11.

Fri Jun  9 21:51:50 2000  Denis Chertykov  <[e-mail]>

	* avr.h: clr,lsl,rol, ... moved after add,adc, ...

Wed Jun  7 21:39:54 2000  Denis Chertykov  <[e-mail]>

	* avr.h: New file with AVR opcodes.

Wed Apr 12 17:11:20 2000  Donald Lindsay  <[e-mail]>

	* d10v.h: added ALONE attribute for d10v_opcode.exec_type.

2000-05-23  Maciej W. Rozycki  <[e-mail]>

	* i386.h: Allow d suffix on iret, and add DefaultSize modifier.

2000-05-17  Maciej W. Rozycki  <[e-mail]>

	* i386.h: Use sl_FP, not sl_Suf for fild.

2000-05-16  Frank Ch. Eigler  <[e-mail]>

	* cgen.h (CGEN_MAX_SYNTAX_BYTES): Increase to 32.  Check that
	it exceeds CGEN_ACTUAL_MAX_SYNTAX_BYTES, if set.
	(CGEN_MAX_IFMT_OPERANDS): Increase to 16.  Check that it exceeds
	CGEN_ACTUAL_MAX_IFMT_OPERANDS, if set.

2000-05-13  Alan Modra  <[e-mail]>,

	* i386.h (i386_optab): Cpu686 for sysenter,sysexit,fxsave,fxrestore.

2000-05-13  Alan Modra  <[e-mail]>,
	    Alexander Sokolov <[e-mail]>

	* i386.h (i386_optab): Add cpu_flags for all instructions.

2000-05-13  Alan Modra  <[e-mail]>

	From Gavin Romig-Koch <[e-mail]>
	* i386.h (wld_Suf): Define.  Use on pushf, popf, pusha, popa.

2000-05-04  Timothy Wall  <[e-mail]>

	* tic54x.h: New.

2000-05-03  J.T. Conklin  <[e-mail]>

	* ppc.h (PPC_OPCODE_ALTIVEC): New opcode flag for vector unit.
	(PPC_OPERAND_VR): New operand flag for vector registers.

2000-05-01  Kazu Hirata  <[e-mail]>

	* h8300.h (EOP): Add missing initializer.

Fri Apr 21 15:03:37 2000  Jason Eckhardt  <[e-mail]>

	* hppa.h (pa_opcodes): New opcodes for PA2.0 wide mode
	forms of ld/st{b,h,w,d} and fld/fst{w,d} (16-bit displacements).
	New operand types l,y,&,fe,fE,fx added to support above forms.
	(pa_opcodes): Replaced usage of 'x' as source/target for
	floating point double-word loads/stores with 'fx'.

Fri Apr 21 13:20:53 2000  Richard Henderson  <[e-mail]>
			  David Mosberger  <[e-mail]>
			  Timothy Wall <[e-mail]>
			  Jim Wilson  <[e-mail]>

	* ia64.h: New file.

2000-03-27  Nick Clifton  <[e-mail]>

	* d30v.h (SHORT_A1): Fix value.
	(SHORT_AR): Renumber so that it is at the end of the list of short
	instructions, not the end of the list of long instructions.

2000-03-26  Alan Modra  <[e-mail]>

	* i386.h: (UNIXWARE_COMPAT): Rename to SYSV386_COMPAT as the
	problem isn't really specific to Unixware.
	(OLDGCC_COMPAT): Define.
	(i386_optab): If !OLDGCC_COMPAT, don't handle fsubp etc. with
	destination %st(0).
	Fix lots of comments.

2000-03-02  J"orn Rennecke <[e-mail]>

        * d30v.h:
        (SHORT_B2r, SHORT_B3, SHORT_B3r, SHORT_B3b, SHORT_B3br): Updated.
        (SHORT_D1r, SHORT_D2, SHORT_D2r, SHORT_D2Br, SHORT_U): Updated.
        (SHORT_F, SHORT_AF, SHORT_T, SHORT_A5, SHORT_CMP, SHORT_CMPU): Updated.
        (SHORT_A1, SHORT_AA, SHORT_RA, SHORT_MODINC, SHORT_MODDEC): Updated.
        (SHORT_C1, SHORT_C2, SHORT_UF, SHORT_A2, SHORT_NONE, LONG): Updated.
        (LONG_U, LONG_Ur, LONG_CMP, LONG_M, LONG_M2, LONG_2, LONG_2r): Updated.
        (LONG_2b, LONG_2br, LONG_D, LONG_Dr, LONG_Dbr): Updated.

2000-02-25  Alan Modra  <[e-mail]>

	* i386.h (fild, fistp): Change intel d_Suf form to fildd and
	fistpd without suffix.

2000-02-24  Nick Clifton  <[e-mail]>

	* cgen.h (cgen_cpu_desc): Rename field 'flags' to
        'signed_overflow_ok_p'.
	Delete prototypes for cgen_set_flags() and cgen_get_flags().

2000-02-24  Andrew Haley  <[e-mail]>

	* cgen.h (CGEN_INSN_MACH_HAS_P): New macro.
	(CGEN_CPU_TABLE): flags: new field.
	Add prototypes for new functions.

2000-02-24  Alan Modra  <[e-mail]>

	* i386.h: Add some more UNIXWARE_COMPAT comments.

2000-02-23  Linas Vepstas <[e-mail]>

	* i370.h: New file.

2000-02-22  Chandra Chavva  <[e-mail]>

	* d30v.h (FLAG_NOT_WITH_ADDSUBppp): Redefined as operation
	cannot be combined in parallel with ADD/SUBppp.

2000-02-22  Andrew Haley  <[e-mail]>

	* mips.h: (OPCODE_IS_MEMBER): Add comment.

1999-12-30  Andrew Haley  <[e-mail]>

	* mips.h (OPCODE_IS_MEMBER): Add gp32 arg, which determines
	whether synthetic opcodes (e.g. move) generate 32-bit or 64-bit
	insns.

2000-01-15  Alan Modra  <[e-mail]>

	* i386.h: Qualify intel mode far call and jmp with x_Suf.

1999-12-27  Alan Modra  <[e-mail]>

	* i386.h: Add JumpAbsolute qualifier to all non-intel mode
	indirect jumps and calls.  Add FF/3 call for intel mode.

Wed Dec  1 03:05:25 1999  Jeffrey A Law  ([e-mail])

	* mn10300.h: Add new operand types.  Add new instruction formats.

Wed Nov 24 20:28:58 1999  Jeffrey A Law  ([e-mail])

	* hppa.h (pa_opcodes): Correctly handle immediate for PA2.0 "bb"
	instruction.

1999-11-18  Gavin Romig-Koch  <[e-mail]>

	* mips.h (INSN_ISA5): New.

1999-11-01  Gavin Romig-Koch  <[e-mail]>

	* mips.h (OPCODE_IS_MEMBER): New.

1999-10-29  Nick Clifton  <[e-mail]>

	* d30v.h (SHORT_AR): Define.

1999-10-18  Michael Meissner  <[e-mail]>

	* alpha.h (alpha_num_opcodes): Convert to unsigned.
	(alpha_num_operands): Ditto.

Sun Oct 10 01:46:56 1999  Jerry Quinn <[e-mail]>

	* hppa.h (pa_opcodes):  Add load and store cache control to
	instructions.  Add ordered access load and store.

	* hppa.h (pa_opcode): Add new entries for addb and addib.

	* hppa.h (pa_opcodes): Fix cmpb and cmpib entries.

	* hppa.h (pa_opcodes):  Add entries for cmpb and cmpib.

Thu Oct  7 00:12:25 MDT 1999	Diego Novillo <[e-mail]>

	* d10v.h: Add flag RESTRICTED_NUM3 for imm3 operands.

Thu Sep 23 07:08:38 1999  Jerry Quinn <[e-mail]>

	* hppa.h (pa_opcodes): Add "call" and "ret".  Clean up "b", "bve"
	and "be" using completer prefixes.

	* hppa.h (pa_opcodes): Add initializers to silence compiler.

	* hppa.h: Update comments about character usage.

Mon Sep 20 03:55:31 1999  Jeffrey A Law  ([e-mail])

	* hppa.h (pa_opcodes): Fix minor thinkos introduced while cleaning
	up the new fstw & bve instructions.

Sun Sep 19 10:40:59 1999  Jeffrey A Law  ([e-mail])

	* hppa.h (pa_opcodes): Add remaining PA2.0 integer load/store
	instructions.

	* hppa.h (pa_opcodes): Add remaining PA2.0 FP load/store instructions.

	* hppa.h (pa_opcodes): Add long offset double word load/store
	instructions.

	* hppa.h (pa_opcodes): Add FLAG_STRICT variants of FP loads and
	stores.

	* hppa.h (pa_opcodes): Handle PA2.0 fcnv, fcmp and ftest insns.

	* hppa.h (pa_opcodes): Finish support for PA2.0 "b" instructions.

	* hppa.h (pa_opcodes): Handle PA2.0 "bve" instructions.

	* hppa.h (pa_opcodes): Add new syntax "be" instructions.

	* hppa.h (pa_opcodes): Note use of 'M' and 'L'.

	* hppa.h (pa_opcodes): Add support for "b,l".

	* hppa.h (pa_opcodes): Add support for "b,gate".