+Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
+
+ * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
+ GP_REG_P. Use gr_regs instead of GR_REGS.
+
+Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
+ Jeff Law <law@cygnus.com>
+
+ * Revamped multiply support for MIPS chips.
+ * mips.c (extend_operator): New function.
+ (highpart_shift_operator): Likewise.
+ * mips.h: Declare new functions.
+ (PREDICATE_CODES): Add support for new predicates.
+ * mips.md (mulsi3 expander): Simplify.
+ (mulsi_mult3): Add another constraint alternative. Support
+ 3 operand multiply instructions as found on various mips
+ parts.
+ (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
+ (mul_acc_si): New pattern and associated splitters.
+ (mulsidi3 expander): Rework to use mulsidi3_64bit and
+ mulsidi3_internal.
+ (umulsidi3): New expander.
+ (mulsidi3_internal): Accept either sign or zero extended
+ operands and generate code as appropriate appropriately.
+ (mulsidi3_64bit): Similarly.
+ (smulsi3_highpart): Turn into an expander and generate code
+ to match new patterns.
+ (umulsi3_highpart): Likewise.
+ (xmulsi3_highpart_internal): New pattern.
+ (maddi patterns): Delete. Replace with:
+ (mul_acc_di, mul-acc_64bit_di): New patterns.
+
+Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
+
+ * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
+ flag_new_exceptions runtime flag.
+ (struct old_exception_table): New struct which represents what
+ the exception table looks like without the new model.
+ (NEW_EH_RUNTIME): New value used as a tag in the exception table to
+ flag that this is a new style table.
+ * except.h: Remove compile time flag NEW_EH_MODEL.
+ (expand_builtin_eh_stub_old): New prototype.
+ * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
+ * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
+ * c-decl.c (init_decl_processing): Add new builtin function
+ __builtin_eh_stub_old.
+ * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
+ * flags.h (flag_new_exceptions): New runtime flag.
+ * toplev.c (flag_new_exceptions): Initialize default to 0,
+ -fnew-exceptions sets to 1.
+ * except.c (output_exception_table_entry): Output New style exception
+ identifier into table, and replace compile time flag NEW_EH_MODEL
+ with runtime flag flag_new_exceptions.
+ (output_exception_table): Replace compile time flag NEW_EH_MODEL.
+ (expand_builtin_eh_stub_old): Duplicates original functionality of
+ expand_builtin_eh_stub.
+ (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
+ * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
+ (old_find_exception_handler): New func, same as find_exception_handler
+ except it works on the old style exception table.
+ (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
+ of identifier in the exception table, and call appropriate routines.
+
+Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
+
+ * function.c: Define current_function_cannot_inline.
+ (push_function_context_to): Save it.
+ (pop_function_context_from): Restore it.
+ * function.h (struct function): Provide it a home.
+ * output.h: Declare it.
+ * integrate.c (function_cannot_inline_p): Check it.
+
+Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
+
+ * expr.c (force_operand): Detect PIC address loads before
+ splitting arithmetic.
+
+Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
+
+ * version.c: Bump for snapshot.
+
+Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
+
+ * tree.c (tree_class_check): Add braces to eliminate ambigious
+ else warning.
+ (tree_check): Likewise.
+
+Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
+
+ * reg-stack.c (subst_stack_regs_pat): Make sure the top of
+ stack is the destination for conditional move insn.
+
+Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
+
+ * tree.h (TREE_VEC_END): Cast unused value to void.
+
+ * i386.c (print_operand): Use %lx for long operand.
+
+Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
+
+ * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
+
+Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
+
+ * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
+ conversion functions.
+
+Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
+
+ * toplev.c (flag_exceptions): Default to 0.
+ (compile_file): Remove flag_exceptions == 2 hack.
+ (main): Call lang_init_options.
+ * tree.h: Declare it.
+ * c-lang.c: Implement it.
+ * objc/objc-act.c: Likewise.
+
+Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (restore_stack_block): Generate MEM and specify mode.
+ * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
+ * rs6000.c (rs6000_output_load_toc_table): Use fputs.
+ (output_function_profiler): Use asm_fprintf and fputs.
+
+Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * gencheck.c: Remove redundant stdio.h include. Add a definition
+ of xmalloc for when we are forced to link with alloca.o.
+
+ * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
+ instead of `1U'.
+
+ * fold-const.c (constant_boolean_node): Make definition static to
+ match the prototype.
+
+Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
+
+ * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
+ (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
+ (do_spec, input_filename, input_filename_length): Make public.
+ (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
+ Call lang_specific_pre_link befor elinking.
+
+Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
+
+ * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
+ the insn which has the most insns dependent on it.
+
+Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
+
+ * alias.c (find_base_value): Avoid reading past end of reg_base_value.
+
+Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
+
+ * alpha.md (insxh-1): New insxl pattern for combine.
+
+Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
+
+ * i386/i386.c (output_fp_conditional_move): New function
+ to output floating point conditional move.
+ (output_int_conditional_move): New function to output integer
+ conditional move.
+
+ * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
+ output_int_conditional_move () to output int conditional move.
+ (movsfcc+5, movdfcc+5, movxfcc+5): Call
+ output_fp_conditional_move () to output floating point
+ conditional move.
+
+ * i386/i386.c (put_condition_code): In INT mode, check
+ cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
+
+Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
+
+ * dbxout.c (dbxout_type): Output arrays of bits as if
+ they were bitstrings for Chill
+
+Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * tree.c (get_inner_array_type): New function.
+ * tree.h (get_inner_array_type): Prototype.
+ * expr.h (STACK_SAVEAREA_MODE): New macro.
+ * expr.c (expand_builtin_setjmp): Initialize sa_mode using
+ STACK_SAVEAREA_MODE.
+ (expand_builtin_longjmp): Likewise.
+ * explow.c (emit_stack_save): Likewise.
+ (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
+
+ * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
+ (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
+ * rs6000/aix43.h: New file.
+ * rs6000/t-aix43: New file.
+ * rs6000/x-aix41: New file.
+ * rs6000/x-aix43: New file.
+ * configure.in (rs6000-ibm-aix*): Use them.
+ * rs6000/powerpc.h: Delete.
+ * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
+ * rs6000/netware.h: and here.
+ * rs6000/win-nt.h: and here.
+
+ * rs6000/rs6000.c (processor_target_table, 620): Do not affect
+ MASK_POWERPC64.
+ (rs6000_override_options): Ignore flag_pic for AIX.
+ (rs6000_immed_double_const): Delete.
+ (u_short_cint_operand): Don't assume 32-bit CONST_INT.
+ (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
+ (num_insns_constant): mask64_operand() is 2 insns.
+ (logical_operand): Don't assume 32-bit CONST_INT.
+ (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
+ (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
+ (mask_constant): HOST_WIDE_INT parameter.
+ (non_and_cint_operand): Delete.
+ (mask64_operand): New function.
+ (and64_operand): New function.
+ (function_arg_advance): DImode arguments do not need special
+ alignment when 64-bit.
+ (function_arg): Likewise.
+ (setup_incoming_varargs): Reverse reg_size assignment.
+ (print_operand): HOST_WIDE_INT second parameter.
+ (print_operand, 'B'): New case.
+ (print_operand, 'M'): Fix typo in lossage string.
+ (print_operandm 'S'): New case.
+ (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
+ to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
+ (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
+ TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
+ Load GOT highpart, don't add it. Add lowpart with {cal|la}.
+ (rs6000_allocate_stack_space): Use {cal|la}.
+ (output_epilog): Use {cal|la}
+ (output_function_profiler): Add call glue to mcount call.
+ Load GOT highpart, don't add it. Add lowpart with {cal|la}.
+
+ * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
+ (STACK_BOUNDARY): Depend on TARGET_32BIT.
+ (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
+ (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
+ (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
+ 64-bit mask operand.
+ (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
+ (STACK_SAVEAREA_MODE): New macro.
+ (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
+ (LEGITIMIZE_RELOAD_ADDRESS): New macro.
+ (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
+ (ASM_FILE_START): Emit 64-bit ABI directive.
+ (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
+ (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
+ (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
+ Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
+
+ * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
+ Restore define_splits.
+ (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
+ (floatsidf2_internal, floatunssidf2_internal2): Likewise.
+ Do not specify base register operand mode.
+ (floatsidf2_loadaddr): Do not specify base register operand mode.
+ (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
+ register; do not specify mode. Remove !TARGET_POWERPC64 final
+ constraint.
+ (floatsidf2_load): Do not specify base register operand mode. Remove
+ !TARGET_POWERPC64 final constraint.
+ (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
+ base register operand mode.
+ (adddi3): Split large constants early.
+ (absdi3): Shift by 63, not 31.
+ (*mulsidi3_ppc64): New pattern.
+ (rotldi3): Add masking combiner patterns.
+ (anddi3): Add rldic{r,l} masking. Remove split of large constants
+ because PPC insns zero-extend.
+ (iordi3, xordi3): Split large constants early.
+ (movsi matcher): Remove S and T constraints.
+ (movsf const_double): create SImode constant from TARGET_DOUBLE.
+ (movdf_hardfloat32): Add default abort() case.
+ (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
+ (movdi): Remove 64-bit constant generator. Try to convert
+ CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
+ (movdi_32): Add default abort() case.
+ (movdi_64): Add numerous ways to split 64-bit constants.
+ Make catch-all define_split more optimal and never FAIL.
+ (movti_ppc64): Add default abort() case.
+ (allocate_stack): Remove operand modes. Use Pmode.
+ (restore_stack_block): Remove operand modes. Generate Pmode
+ temporary.
+ (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
+ temporary. Save area is double Pmode.
+ (call_indirect_aix64, call_value_indirect_aix64): New patterns.
+ (call, call_value): Do not specify address operand mode. Choose
+ appropriate AIX ABI.
+ (*call_local64, *ret_call_local64): New patterns.
+ (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
+ (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
+ (compare): Materialize DImode truthvalues.
+
+Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
+
+ * expr.c (safe_from_p): Avoid combinatorial explosion
+ over duplicate SAVE_EXPRs by ensuring we never recurse
+ on one that has already been visited.
+
+Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
+
+ * loop.c (check_dbra_loop): Initialise final_value before
+ normalizing the loop.
+
Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
* reload1.c (reload_reg_free_for_value_p): New arguments out and
(xm_defines): Add USG so dbxout will build.
* configure: Regenerate.
-Sun May 3 13:51:34 PDT 1998 Richard Henerson <rth@cygnus.com>
+Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
Support for official Sparc V9 ABI:
* sparc.c (sparc_override_options): Force stack bias off for !arch64.
Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
* egcs project officially starts.
+
+Local Variables:
+add-log-time-format: current-time-string
+End:
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