Merge peephole2 from new_ia32_branch:
* Makefile.in (STAGESTUFF): Add *.peephole2.
(mostlyclean): Likewise.
(recog.o): Depend on resource.h.
* final.c (peephole): Conditionalize decl on HAVE_peephole.
(final_scan_insn): Likewise for the invocation of peephole.
* genconfig.c (main): Look for peephole and peephole2 patterns.
Emit HAVE_peephole* accordingly.
* genpeep.c (main): Conditionalize entire output on HAVE_peephole.
* flags.h (flag_peephole2): Declare.
* toplev.c: New pass peephole2. New flag -fpeephole2.
* genattrtab.c (main): Count DEFINE_PEEPHOLE2.
* gencodes.c (main): Likewise.
* genextract.c (main): Likewise.
* genoutput.c (main): Likewise.
* genemit.c (max_operand_1): Look for the max scratch operand.
(gen_rtx_scratch): New.
(gen_exp): Use it, and pass on new arg subroutine_type.
(gen_expand): Take max scratch into account.
(gen_split): Emit peephole2 functions.
(output_peephole2_scratch): New.
(main): Include hard-reg-set.h and resource.h. Handle peephole2.
* genrecog.c (routine_type): Add PEEPHOLE2.
(IS_SPLIT): New.
(make_insn_sequence): Match outer parallel for peep2. Discard
top level scratches and dups.
(add_to_sequence): New args insn_type and top. Update all callers.
Handle toplevel peep2 matching insns.
(write_subroutine): Handle peep2.
(write_tree_1): Likewise.
(write_tree): Likewise.
(main): Likewise.
(change_state): New arg afterward. Update all callers.
Handle matching separate insns.
* recog.c (recog_next_insn): New.
(peephole2_optimize): New.
* rtl.def (DEFINE_PEEPHOLE2): New.
* resource.c (find_free_register): New argument last_insn. Use it
to find a register available through the entire span.
* resource.h (find_free_register): Update prototype.
From-SVN: r29015
1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
* rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
for a CONST_DOUBLE, at compile time. Initialize rtx_length
and class_narrowest_mode at compile time. Kill init_rtl.
Mark rtx_length, mode_class, mode_size, mode_unit_size,
mode_wider_mode, mode_mask_array, class_narrowest_mode, and
rtx_format as const. Kill all references to EXTRA_CC_MODES or
EXTRA_CC_NAMES.
* rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
format.
* rtl.h: Declare rtx_length and rtx_format as const.
* machmode.def: Define CC(). Use CC() to define CCmode. If
EXTRA_CC_MODES is defined, expand it here.
* machmode.h: Declare mode_class, mode_size, mode_unit_size,
mode_wider_mode, mode_mask_array, and class_narrowest_mode as
const. Kill all references to EXTRA_CC_MODES.
* toplev.c: Don't prototype or call init_rtl.
* optabs.c: Don't call init_mov_optab.
* genemit.c: Don't generate init_mov_optab. Don't call
init_rtl.
* gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
here.
* genattr.c, genattrtab.c, gencodes.c, genconfig.c,
genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
genrecog.c: Don't call init_rtl.
* arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
definition of EXTRA_CC_MODES.
* md.texi: Kill ref to EXTRA_CC_NAMES.
* tm.texi: Document new way to define EXTRA_CC_MODES.
* genrecog.c: Do not look up the name of a define_split.
(Unrelated bugfix.)
From-SVN: r28937
1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
* errors.c: New file; defines functions error, warning, and
fatal, variables have_error and progname.
* errors.h: New file; prototypes and decls for stuff in errors.c.
* Makefile: Add rules to build errors.o and
$(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
genopinit, genrecog, genextract, genpeep, genattr, and
genoutput with errors.o. Add errors.h to deps of genconfig.o,
gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
genpeep.o, genattr.o, and genoutput.o.
* genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
define or prototype fatal. Set progname at beginning of main.
* genoutput.c: Likewise, and don't define or prototype error
either.
From-SVN: r28925
1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
* system.h: Don't redefine abort or trim_filename.
* rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
whether or not __FUNCTION__ is available.
* tree.h: Duplicate rtl.h's definition of abort, for files
that don't include rtl.h. Delete all code to perform type
checking with a compiler other than GCC.
* varray.h: Delete all code to perform type checking with a
compiler other than GCC. Make VARRAY_CHECK() always evaluate
its arguments exactly once, using a statement expression.
Adjust the VARRAY_<type> accessor macros to match.
* toplev.h (fatal_insn, fatal_insn_not_found): Kill.
(_fatal_insn, _fatal_insn_not_found): New fns, take info on
caller's location. Define fatal_insn and fatal_insn_not_found
as macros that use _fatal_insn and _fatal_insn_not_found.
(fancy_abort, trim_filename): Kill prototypes.
* rtl.c (trim_filename): Move here from toplev.c.
(fancy_abort): New function.
(DIR_SEPARATOR): Provide default definition.
* tree.c (tree_check_failed, tree_class_check_failed): Go
through fancy_abort.
(tree_check, tree_class_check, cst_or_constructor_check,
expr_check): Delete.
* varray.c (varray_check_failed): New function.
* toplev.c (fatal_insn, fatal_insn_not_found): Replace with
_fatal_insn and _fatal_insn_not_found. Go through
fancy_abort.
(trim_filename, fancy_abort): Delete.
* builtins.c (expand_builtin_args_info): Report ICE with abort.
* except.c (start_catch_handler): Report ICE with error/abort
combo.
* final.c (output_operand_lossage): Likewise.
* flow.c (verify_flow_info): Likewise.
* gcc.c: Prototype fatal.
* gengenrtl.c: Undef abort after including rtl.h not system.h.
* genattr.c, genattrtab.c, genemit.c, genextract.c,
genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
Don't define fancy_abort.
From-SVN: r28889
* genattr.c (function_unit_desc): Constify a char*. Add prototype.
(main): Add prototypes.
* genattrtab.c (substitute_address, write_const_num_delay_slots,
attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
(write_attr_get): Emit prototypes along with function definition.
(write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
(write_complex_function): Emit static prototype along with
function definition.
* genemit.c (gen_split): Emit prototypes along with function
definition.
* genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
Likewise for predicates and `insn_operand_predicate'.
(process_template): Emit static prototype along with function
definition.
* genrecog.c (make_insn_sequence): Constify a char*. Add
prototypes for get_split_*().
(write_subroutine): Emit prototypes along with function
definition.
From-SVN: r28822
Include function.h in most files. Remove most of the global variables
duplicated in function.h. Add accessor macros for them which access
current_function. Delete INLINE_HEADER rtx and related code, replace
with code using struct function to store inlining related data.
From-SVN: r28626
* genoutput.c (name_for_index): New function.
(scan_operands, validate_insn_alternatives): Use it.
* genrecog.c (insn_name_ptr_size): New variable.
(make_insn_sequence): Fill in insn_name_ptr.
(merge_trees): Use it.
From-SVN: r24770
* cccp.c (xstrdup): Renamed from `savestring'. All callers changed.
Remove prototype which we get from libiberty.h.
* collect2.c (xstrdup): Likewise.
* genextract.c (xstrdup): Likewise for `copystr'.
(mybzero): Remove it and use `memset' instead.
* genoutput.c (mybcopy, mybzero): Remove these. All callers changed
to use `memcpy' and `memset' instead.
* genrecog.c (xstrdup): Renamed from `copystr'. All callers
changed. Remove prototype.
(mybcopy, mybzero): Remove these and use memcpy/memset.
From-SVN: r24650
* genattr.c: Include stdarg.h/varargs.h. Change function
`fatal' to use variable arguments instead of faking it with
integer parameters. Provide a prototype which also
checks the format specifiers using ATTRIBUTE_PRINTF_1.
* genattrtab.c: Likewise.
* gencodes.c: Likewise.
* genconfig.c: Likewise.
* genemit.c: Likewise.
* genextract.c: Likewise.
* genflags.c: Likewise.
* genopinit.c: Likewise.
* genpeep.c: Likewise.
* genrecog.c: Likewise.
* genoutput.c: Likewise. Similarly for function `error'.
From-SVN: r19661
* gansidecl.h: Check if compiler supports __attribute__. Provide
definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
__attribute__ when its available. Also provide definitions for
ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
terms of ATTRIBUTE_PRINTF.
* genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
of __attribute__.
From-SVN: r19019
* genattrtab.c: Make generated file use system.h, instead of
including stdio.h, etc directly.
* genextract.c, genopinit.c, genoutput.c: Likewise.
* genpeep.c, genrecog.c: Likewise
* genoutput.c (process_template): Mark operands in the generated
function as potentially unused if compiling with GNU CC.
From-SVN: r18941
