changelog.7

GUN开源阻止下的编译器GCC

Sat May 22 14:49:59 1993  Richard Stallman  ([e-mail])

	* config/mips/mips.h (ASM_SPEC): If -noasmopt, don't pass -O2.
	* config/mips/iris3.h: Likewise.

	* config/nextstep.h (INCLUDE_DEFAULTS): Put /usr/include/bsd last.

	* config/alpha/alpha.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): 
	Use hex if infinite, nan, or minus zero.

	* real.c (target_isnan): Use GET_REAL macro to get argument.
	(ereal_to_int): Fix potentially wrong-endian argument passed to eisnan.

Fri May 21 14:24:01 1993  Richard Stallman  ([e-mail])

	* config/nextstep.h (INCLUDE_DEFAULTS): Add /usr/include/bsd.

	* cccp.c (default_include): Put TOOL_INCLUDE_DIR after
	LOCAL_INCLUDE_DIR in non-cross case.

	* real.c (emdnorm): Fix typo affecting roundoff behavior in XFmode.

	* config/m68k/amix.h (CPP_PREDEFINES): Add -D__svr4__.
	(ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL):
	New override definitions.

	* collect2.c (main) [CROSS_COMPILE]: Use TARGET-TOOL for full_...

	* collect2.c (main): For -debug, if ..._file_name is a null pointer,
	say so instead of crashing.

	* m68k.md (cmpxf2 recognizer): Test SGS_CMP_ORDER, not HPUX_ASM.

	* c-common.c (constant_expression_warning)
	(overflow_warning, convert_and_check): Change pedwarn to warning.

	* reload.c (push_reload): When IN is a subreg of a multiword reg
	that uses a funny number of registers, and SUBREG_WORD is nonzero,
	and IN must match an output, reload both the reg and the subreg.

	* protoize.c (add_symbol, unexpand_if_needed, abspath): 
	Supply missing arg to savestring.

	* Makefile.in (info, dvi): New targets.

Fri May 21 10:28:41 1993  Brendan Kehoe  ([e-mail])

	* cp-pt.c (subst): Don't use a method's arguments unless it has some.

Fri May 21 11:51:20 1993  Kresten Krab Thorup  ([e-mail])

	* objc/sarray.h (sarray_get): Add #ifdef case for
	!defined(PRECOMPUTE_SELECTORS) and OBJC_SPARSE2.
	* objc/sarray.c (sarray_at_put): Likewise.
	
Fri May 21 00:51:10 1993  Richard Stallman  ([e-mail])

	* configure (mips-*-ultrix*): Renamed from mips-dec-ultrix*.

Thu May 20 23:16:43 1993  Richard Stallman  ([e-mail])

	* reload1.c (choose_reload_regs): Handle earlyclobbers
	when inheriting from reg_last_reload_reg.

Thu May 20 13:59:16 1993  Doug Evans  ([e-mail])

	* Makefile.in (install-dir): Fix syntax, make tooldir before assertdir.

Thu May 20 08:52:30 1993  Richard Stallman  ([e-mail])

	* gstddef.h [_ANSI_H_]: Handle __need_size_t and __need_wchar_t.

	* fixincludes (Fixing CTRL): Reject CTRL or _CTRL following digit.

	* enquire.c (F_check): Check NO_LONG_DOUBLE_IO.

Wed May 19 23:18:55 1993  Richard Stallman  ([e-mail])

	* config/i386/x-isc3 (X_CFLAGS): Delete -DPOSIX_JC.

	* real.c (e24toe, e53toe, e64toe): Fix sign in conversions
	of -infinity.  Do eclear before einfin.

Wed May 19 15:37:20 1993  Jim Wilson  ([e-mail])

	* va-sparc.h (va_dcl): Restore accidentally deleted __builtin_va_alist
	declaration.

	* objc-act.c (handle_class_ref): Call assemble_constant_align
	before output_constant.
	* varasm.c (assemble_constant_align): New function.

Wed May 19 13:40:01 1993  Richard Stallman  ([e-mail])

	* config/i860/x-sysv4 (X_CFLAGS): Deleted.

	* configure (i[34]86-*-isc*): If version is 3, use x-isc3.
	* config/i386/x-isc3: New file.

Mon May 19 21:47:49 1993  Jeff Law  ([e-mail])

	* Fix calling convention for indirect calls on the PA.
	* calls.c (expand_call): Declare and set current_call_is_indirect.
	(emit_library_call, emit_library_call_value): Likewise.
	* function.c (assign_parms): Likewise.
	* pa.h (TARGET_SHARED_LIBS): Define as 1.
	(FUNCTION_ARG): If this is a call through a function pointer, then
	the caller passes all arguments in general registers.

	* pa.h (FUNCTION_ARG_REGNO_P): Account for registers which may
	be unavailable on particular cpu models.  Fix indentation.

Wed May 19 13:13:42 1993  Richard Kenner  ([e-mail])

        * loop.c (scan_loop): Treat pseudo duplicated for exit tests just
        like we treat user vars in seeing if we can move a SET.

	* combine.c (set_nonzero_bits_and_sign_copies, nonzero_bits):
	If we have a positive constant that is negative in the mode
	it is being used in, treat it as negative.
	* rs6000.h, alpha.h (SHORT_IMMEDIATES_SIGN_EXTEND): Define.

	* emit-rtl.c (operand_subword): Reject cases when BITS_PER_WORD
	is greater than HOST_BITS_PER_INT unless OP is const0_rtx.

Tue May 18 16:31:06 1993  Torbjorn Granlund  ([e-mail])

	* pa.h (INITIALIZE_TRAMPOLINE): Make 2:nd flush, end_addr,
	at the last real insn in the trampoline.

Tue May 18 13:35:43 1993  Richard Stallman  ([e-mail])

	* Makefile.in (assertdir): use $(tooldir)/include for this.
	(install-dir): Always create assertdir and tooldir.

	* config/arm/arm.md (add/asl recognizer): Use space, not #, after asl.
	Shuffle operands differently.

	* objc-act.c (synth_module_prologue): Set TREE_PUBLIC in umsg_decl.

	* Makefile.in (infodir): New variable.
	(install-dir): Create that dir.
	(install-info): New rule.
	(install-normal): Depend on install-info.

	* fixincludes: Use $file. rather than $file.sed 
	when $file is or might be more than 10 characters long.

	* config/i386/isc.h (LIB_SPEC): Handle -posix before -shlib.

	* config/mips/x-sony: New file.
	* configure (mips-sony-bsd*): Use x-sony.

	* Makefile.in (local_prefix): Do not default from $(prefix).

Tue May 18 09:28:02 1993  Chris Smith ([e-mail])

	* convex.c (replace_pushes, emit_ap_optimizations): Delete.

Mon May 17 18:07:53 1993  Richard Stallman  ([e-mail])

	* fixinc.svr4 (ieeefp.h): Delete definitions of __mips and __m68k.

Mon May 17 17:00:00 1993  DJ Delorie ([e-mail])

	* configure.bat: Fix sed for version.c to handle both with
	and without spaces correctly (MS-DOS).

Mon May 17 12:26:55 1993  Jim Wilson  ([e-mail])

	* rtl.c (init_rtl): Correct number of 'w's in CONST_DOUBLE format.

Mon May 17 00:07:50 1993  Richard Stallman  ([e-mail])

	* Version 2.4.0 released.

	* Makefile.in (extraclean): Remove junk from objc subdir.

	* fixinc.svr4 (ieeefp.h): Delete definitions of __i860 and __m88k.

	* mips/iris4.h (ASM_OUTPUT_ASCII): New overriding definition.

	* pa.h (INITIALIZE_TRAMPOLINE): Pass both the starting and ending
	addresses of the trampoline to the cacheflush pattern.
	* pa.md (cacheflush): Flush the cache entries associated with
	both the starting and ending addresses of the trampoline.

	* gvarargs.h, gstdarg.h [__svr4__ __i860__]:
	Define _VA_LIST only if not defined already.

Mon May 17 00:40:36 1993  James Van Artsdalen  (james at bigtex.cactus.org)

	* i386/sysv4.h (BIGGEST_FIELD_ALIGNMENT, PCC_BITFIELD_TYPE_MATTERS):
	Deleted.  Now handled by HANDLE_SYSV_PRAGMA.
	(HANDLE_SYSV_PRAGMA): Deleted: already defined by svr4.h.

Sun May 16 19:25:38 1993  Jim Wilson  ([e-mail])

	* unroll.c (initial_reg_note_copy, final_reg_note_copy): New functions.
	(copy_loop_body): Use new function to copy REG_NOTES.

Sun May 16 13:03:58 1993  Richard Stallman  ([e-mail])

	* Makefile.in (extraclean): Delete junk in subdirs of config.
	(distclean): Delete {c,cplus,objc}-parse.output.

	* reorg.c (find_end_label): Update insn after calling emit_jump_insn.

	* fixinc.svr4 (ieeefp.h): Delete `#define __sparc' also.

Sun May 15 01:37:19 PDT 1993  Ron Guilmette  ([e-mail])

	* fixinc.svr4 (ieeefp.h): Delete `#define __i386' line.

Sat May 15 10:11:01 1993  Richard Stallman  ([e-mail])

	* math-68881.h: Add conditional against multiple inclusion.

	* gvarargs.h [__svr4__ __i860__] (_VA_LIST): Do define.
	* gstdarg.h: Likewise.

	* toplev.c (compile_file): If support dbx output,
	always output 0 at start of text section.

	* cp-tree.h (error_not_base_type): Fix typo in decl.

Sat May 15 09:08:23 1993  Richard Kenner  ([e-mail])

	* expr.c (expand_assignment): Fix error in last change.

	* rs6000.md (movqi, movhi, movsi): Make sure that address returned
	from force_const_mem is valid.

	* i860.h (INITIALIZE_TRAMPOLINE): Don't make improper SUBREGs
	and ensure that CXT and FNADDR are in registers.

	* convex.c (insert_ap_loads): Initialize AP_IS_LIVE to 0 at
	start of both loops, not just first one.

	* convex.h (REGNO_REG_CLASS): Don't call abort; it will cause
	a compilation error as written and isn't done elsewhere.

	* combine.c (set_nonzero_bits_and_sign_copies): Don't record
	data for a a pseudo that is undefined on entry to a function.
	When a pseudo is clobbered, show we don't know anything about it.

	* expr.c (expand_assignment): Always return a result that has
	the mode of TO.

	* rs6000.c (rs6000_makes_calls): If profiling, say we make calls.

Sat May 15 00:38:22 1993  Richard Stallman  ([e-mail])

	* va-mips.h (va_arg) [__MIPSEB__]:
	After incrementing, subtract the rounded size, not the size proper.

	* config/i860/x-sysv4 (X_CFLAGS): Defined.
	(GCC_CFLAGS): Definition deleted.

	* final.c (output_addr_const): Don't printing leading zeros.

Sat May 15 06:18:43 1993  James Van Artsdalen  (james at bigtex.cactus.org)

	* reload1.c (reload): Don't start 2-group unless it could be finished.

Sat May 15 12:23:58 1993  Torbjorn Granlund  ([e-mail])

	* alpha.c (output_prolog): Change (sp) to ($30).

	* pa.h (TRAMPOLINE_TEMPLATE): Change .long to .word; split into
	two lines.

Fri May 14 18:09:31 1993  Richard Stallman  ([e-mail])

	* gcc.c (option_map): Renamed --version to --use-version.

Fri May 14 17:20:21 1993  Jim Wilson  ([e-mail])

	* xcoffout.c (N_DSLINE, N_BSLINE): Delete definitions.
	(stab_to_sclass): Use ifdefs to test for presence of N_MAIN,
	N_BSLINE, N_DSLINE, N_BINCL, N_EINCL, N_EXCL, N_M2C, N_SCOPE.

	* sched.c (split_hard_reg_notes): Handle 0th sub register, and
	multiple register kills.
	(update_flow_info): For multi-word hard regs, use
	split_hard_reg_notes to add all REG_DEAD notes, instead of just
	the additional ones due to splitting.

Fri May 14 16:12:28 1993  Richard Kenner  ([e-mail])

	* configure (hppa1.1-*-hpux*): Use CPIO for headers, just like
	other HPUX configs.
	(hppa1.1-*-hpux8.02*): Likewise.

Fri May 14 16:35:22 1993  Ian Lance Taylor  ([e-mail])

	* reorg.c (fill_slots_from_thread): If try_split split new_thread,
	update it to the new value.

Fri May 14 13:42:39 1993  Jeffrey A. Law  ([e-mail])

	* configure (hp700-hpux8.02): New target.
	* pa1-oldas.h: New target for 1.1 machines running HPUX 8.02.

Fri May 14 13:23:51 1993  Jim Wilson  ([e-mail])

	* integrate.c (expand_inline_function): Set map->integrating.
	(copy_rtx_and_substitute, case MEM): Don't copy RTX_UNCHANGING_P
	when doing function inlining.
	* integrate.h (struct inline_remap): Add integrating field.
	* unroll.c (unroll_loop): Clear map->integrating.
	* stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.

Fri May 14 12:28:51 1993  Richard Stallman  ([e-mail])

	* c-typeck.c (default_conversion):
	Don't replace iterator with its initial value.

	* config/i386/svr3gas.h: Added two pages at end, with macros
	copied from config/svr3.h and i386/sysv3.h.

	* config/m68k/tower-as.h (PRINT_OPERAND): Handle CODE == '/'.
	* hp320.h, mot3300.h, news.h, crds.h: Likewise.

Fri May 14 15:44:45 1993  Kresten Krab Thorup  ([e-mail])

        * objc/init.c (__objc_init_protocols): Don't complain if a
	protocol object is attempted resolved twice.  

Fri May 14 00:51:38 1993  Jeffrey A. Law  ([e-mail])

	* pa.h (CPP_SPEC): Correct specs so that _PA_RISC1_1 is only
	defined when generating code for 1.1 machines regardless of the
	default target.

Thu May 13 21:47:55 1993  Richard Kenner  ([e-mail])

	* rs6000.md (fix_truncdfsi2, fixuns_truncdfsi2, trunc_call): Fix
	typo in mode of FIX and UNSIGNED_FIX rtl.

	* reorg.c (reorg_redirect_jump): New function.
	Call it in most places instead of redirect_jump.

Thu May 13 17:01:05 1993  Jim Wilson  ([e-mail])

	* caller-save.c (restore_referenced_regs): New variable saveregs
	which is number of regs to save at a time, instead of numregs,
	which is total number of registers to save.

Thu May 13 08:28:22 1993  Richard Stallman  ([e-mail])

	* Makefile.in (OBJC, OBJECTIVE-C): Don't depend on objc-runtime.

	* dbxout.c (dbxout_parms): Don't output a parm if it's a mem
	that has a constant address.

	* config/pa/x-pa (TAROUTOPTS): Overridden.