| Commit message (Collapse) | Author | Age | Files | Lines |
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(CTZ_DEFINED_VALUE_AT_ZERO): New.
* doc/rtl.texi, doc/tm.texi: Document them.
* combine.c (nonzero_bits) [CLZ, CTZ]: Handle the definedness
of the value at zero properly.
* fold-const.c (tree_expr_nonnegative_p): Likewise.
* simplify-rtx.c (simplify_unary_operation): Likewise.
* config/alpha/alpha.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
(CTZ_DEFINED_VALUE_AT_ZERO): New.
* config/arm/arm.c (TARGET_INIT_BUILTINS): Remove.
(TARGET_EXPAND_BUILTIN): Remove.
(def_builtin, arm_init_builtins, arm_expand_builtin): Remove.
* config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
(enum arm_builtins): Remove.
* config/arm/arm.md (UNSPEC_CLZ): Remove.
(clzsi2): Rename from clz; use clz instead of unspec.
(ctzsi2): New.
* config/arm/arm-protos.h: Update.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@62453 138bc75d-0d04-0410-961f-82ee72b054a4
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* optabs.c (expand_unop): Use word_mode for outmode of bit scaners.
* libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
__popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change
return type to Wtype.
* libgcc-std.ver (GCC_3.4): Fix inheritance.
* config/i386/i386.md (ffssi2): Use nonimmediate_operand for
expander input constraint.
2003-02-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
* optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and
OTI_parity.
(clz_optab, ctz_optab, popcount_optab, parity_optab): New.
* optabs.c (widen_clz, expand_parity): New.
(expand_unop): Handle clz and parity. Hardcode SImode as outmode
for libcalls to clz, ctz, popcount, and parity.
(init_optabs): Init clz_optab, ctz_optab, popcount_optab and
parity_optab, and set up libfunc handlers.
* libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
__popcountsi2, __popcountdi2, __paritysi2 __paritydi2,
__popcount_tab): New.
* libgcc2.h: Declare them.
* libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c.
* genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab
and parity_optab.
* builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New.
* builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT,
BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL,
BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL,
BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL,
BUILT_IN_PARITYLL): New.
* builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs
and add optab argument.
(expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*.
* tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New.
* expr.c (expand_expr): Handle them.
* fold-const.c (tree_expr_nonnegative_p): Likewise.
* rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New.
* reload1.c (eliminate_regs): Handle them.
(elimination_effects): Likewise.
* function.c (instantiate_virtual_regs_1): Likewise
* genattrtab.c (check_attr_value): Likewise.
* simplify-rtx.c (simplify_unary_operation): Likewise.
* c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR.
* combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY.
(nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY.
* config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New.
* config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to
__builtin_arm_clz.
* Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move...
* mklibgcc.in (lib2funcs): ...here and merge. Add new members.
* doc/extend.texi (Other Builtins): Add new builtins.
* doc/md.texi (Standard Names): Add new patterns.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@62252 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@62246 138bc75d-0d04-0410-961f-82ee72b054a4
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RTL chain.
* combine.c (simplify_set): Reverse order of ragumetns to
REG_CANNOT_CHANGE_MODE_P
* df.c (df_def_record_1): Likewise.
* recog.c (register_operand): Likewise.
* simplify-rtx.c (simplify_subreg): Likewise.
* hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Update use of
CANNOT_CHANGE_MODE_CLASS.
* regclass.c (cannot_change_mode_set_regs, invalid_mode_change_p):
Likewise.
* reload.c (push_reload): Likewise.
* alpha.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
* ia64.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
* mips.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
* mips-protos.h (mips_cannot_change_mode_class): Update prototype.
* mips.c (mips_cannot_change_mode_class): Update.
* pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
* rs6000.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
* s390.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
* sh.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
* sh-protos.h (sh_cannot_change_mode_class): Update prototype.
* sh.c (sh_cannot_change_mode_class): Update.
* i386.h (CANNOT_CHANGE_MODE_CLASS): New.
* tm.texi (CANNOT_CHANGE_MODE_CLASS): Update documentation.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@62212 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@62029 138bc75d-0d04-0410-961f-82ee72b054a4
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STORE_FLAG_VALUE is negative.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61961 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61862 138bc75d-0d04-0410-961f-82ee72b054a4
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test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61787 138bc75d-0d04-0410-961f-82ee72b054a4
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* calls.c: Likewise.
* combine.c: Likewise.
* convert.c: Likewise.
* gcov.c: Likewise.
* haifa-sched.c: Likewise.
* libgcc2.c: Likewise.
* loop.c: Likewise.
* profile.c: Likewise.
* system.h: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61478 138bc75d-0d04-0410-961f-82ee72b054a4
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not INTEGRAL_MODE_P when widening extensions.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61178 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@60174 138bc75d-0d04-0410-961f-82ee72b054a4
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2002-12-02 Geoffrey Keating <geoffk@apple.com>
* combine.c (combine_simplify_rtx): Add new canonicalizations.
* doc/md.texi (Insn Canonicalizations): Document new
canonicalizations for multiply/add combinations.
* config/rs6000/rs6000.md: Add and modify floating add/multiply
patterns to ensure they're used whenever they can be.
Index: gcc/testsuite/ChangeLog
2002-12-02 Geoffrey Keating <geoffk@apple.com>
* gcc.dg/ppc-fmadd-1.c: New file.
* gcc.dg/ppc-fmadd-2.c: New file.
* gcc.dg/ppc-fmadd-3.c: New file.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@59841 138bc75d-0d04-0410-961f-82ee72b054a4
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fuller_mask
(not just mask) are set in C.
* gcc.c-torture/execute/20021118-3.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@59295 138bc75d-0d04-0410-961f-82ee72b054a4
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* hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): New.
* config/rs6000/rs6000.h (CLASS_CANNOT_CHANGE_MODE_P): Remove.
(CLASS_CANNOT_CHANGE_MODE): Remove.
(CANNOT_CHANGE_MODE_CLASS): New.
* config/alpha/alpha.h: Same.
* config/ia64/ia64.h: Same.
* config/mips/mips.h: Same.
* config/s390/s390.h: Same.
* config/sh/sh.h: Same.
* config/pa/pa64-regs.h: Same.
* config/sh/sh-protos.h (sh_cannot_change_mode_class): Add prototype.
* config/sh/sh.c (sh_cannot_change_mode_class): New.
* config/mips/mips-protos.h (mips_cannot_change_mode_class): Add
prototype.
* config/mips/mips.c (mips_cannot_change_mode_class): New.
* doc/tm.texi (Register Classes): Remove
CLASS_CANNOT_CHANGE_MODE and CLASS_CANNOT_CHANGE_MODE_P.
Document CANNOT_CHANGE_MODE_CLASS.
* reload.c (push_reload): Use CANNOT_CHANGE_MODE_CLASS.
(push_reload): Same.
* simplify-rtx.c (simplify_subreg): Same.
* reload1.c (choose_reload_regs): Same.
* recog.c (register_operand): Same.
* regrename.c (mode_change_ok): Change to use new
CANNOT_CHANGE_MODE_CLASS infrastructure.
* regclass.c (cannot_change_mode_set_regs): New.
Declare subregs_of_mode.
(regclass): Use subregs_of_mode.
Remove references to reg_changes_mode.
(init_reg_sets_1): Remove class_can_change_mode and
reg_changes_mode code.
(invalid_mode_change_p): New.
(dump_regclass): Use invalid_mode_change_p instead of
class_can_change_mode.
(regclass): Same.
(record_operand_costs): Do not set reg_changes_mode.
* local-alloc.c (struct qty): Remove changes_mode field.
(alloc_qty): Remove changes_mode initialization.
(update_qty_class): Remove set of changes_mode.
(find_free_reg): Use subregs_of_mode.
* global.c (find_reg): Use subregs_of_mode info.
* rtl.h (cannot_change_mode_set_regs): New prototype.
(invalid_mode_change_p): Same.
(REG_CANNOT_CHANGE_MODE_P): New macro.
* flow.c (mark_used_regs): Calculate subregs_of_mode. Remove
REG_CHANGES_MODE.
(life_analysis): Clear subregs_of_mode.
* combine.c (subst): Pass class to CLASS_CANNOT_CHANGE_MODE_P.
Remove use of CLASS_CANNOT_CHANGE_MODE.
(simplify_set): Same.
(gen_lowpart_for_combine): Calculate subregs_of_mode. Remove
REG_CHANGES_MODE.
* regs.h: Add extern for subregs_of_mode;
Include hard-reg-set and basic-block.
(REG_CHANGES_MODE): Delete.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@58794 138bc75d-0d04-0410-961f-82ee72b054a4
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* loop.c: Likewise.
* real.c: Likewise.
* regclass.c: Likewise.
* regmove.c: Likewise.
* regrename.c: Likewise.
* reg-stack.c: Likewise.
* reload1.c: Likewise.
* reload.c: Likewise.
* reload.h: Likewise.
* unroll.c: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@58583 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@58148 138bc75d-0d04-0410-961f-82ee72b054a4
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for CONST_INT.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@57634 138bc75d-0d04-0410-961f-82ee72b054a4
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* c-common.def: Likewise.
* cfgcleanup.c: Likewise.
* combine.c: Likewise.
* gengtype.c: Likewise.
* params.def: Likewise.
* predict.def: Likewise.
* rtl.def: Likewise.
* stab.def: Likewise.
* stor-layout.c: Likewise.
* tree.def: Likewise.
* config/darwin.c: Likewise.
* config/darwin.h: Likewise.
* config/dbxcoff.h: Likewise.
* config/elfos.h: Likewise.
* config/fp-bit.c: Likewise.
* config/freebsd-spec.h: Likewise.
* config/interix.h: Likewise.
* config/libgloss.h: Likewise.
* config/linux-aout.h: Likewise.
* config/linux.h: Likewise.
* config/lynx-ng.h: Likewise.
* config/lynx.h: Likewise.
* config/netbsd-aout.h: Likewise.
* config/netbsd.h: Likewise.
* config/netware.h: Likewise.
* config/psos.h: Likewise.
* config/ptx4.h: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@57624 138bc75d-0d04-0410-961f-82ee72b054a4
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of integer type is larger than HOST_BITS_PER_WIDE_INT.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@57549 138bc75d-0d04-0410-961f-82ee72b054a4
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* ChangeLog.0: Likewise.
* ChangeLog.1: Likewise.
* ChangeLog.2: Likewise.
* ChangeLog.3: Likewise.
* ChangeLog.4: Likewise.
* ChangeLog.5: Likewise.
* ChangeLog.6: Likewise.
* FSFChangeLog.10: Likewise.
* FSFChangeLog.11: Likewise.
* alias.c: Likewise.
* basic-block.h: Likewise.
* c-aux-info.c: Likewise.
* c-common.c: Likewise.
* c-common.h: Likewise.
* c-decl.c: Likewise.
* c-format.c: Likewise.
* c-semantics.c: Likewise.
* c-typeck.c: Likewise.
* calls.c: Likewise.
* cfganal.c: Likewise.
* cfgloop.c: Likewise.
* collect2.c: Likewise.
* combine.c: Likewise.
* conflict.c: Likewise.
* cppexp.c: Likewise.
* cppfiles.c: Likewise.
* cpphash.h: Likewise.
* cppinit.c: Likewise.
* cpplex.c: Likewise.
* cpplib.c: Likewise.
* cpplib.h: Likewise.
* cppmacro.c: Likewise.
* cse.c: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@57398 138bc75d-0d04-0410-961f-82ee72b054a4
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* combine.c (try_combine): When split an instruction pair, where the
first has a sign_extend src, verify that the src and dest modes match.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@57371 138bc75d-0d04-0410-961f-82ee72b054a4
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* combine.c (simplify_set): When optimizing a subreg src with a
cc0 dest, use GET_MODE (src) for mask instead of inner_mode.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@57323 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@57315 138bc75d-0d04-0410-961f-82ee72b054a4
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has been turned into a return or unconditional jump, by inserting
a BARRIER if necessary.
(simplify_set): Test if a condition code setter has a constant
comparison at compile time, if so convert this insn to a no-op move
and update/simplify the condition code user (undobuf.other_insn).
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@56955 138bc75d-0d04-0410-961f-82ee72b054a4
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correctly for vector operands.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@56928 138bc75d-0d04-0410-961f-82ee72b054a4
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extensions in floating point modes.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@56804 138bc75d-0d04-0410-961f-82ee72b054a4
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scaler integer mode (MODE_INT or MODE_PARTIAL_INT).
* explow.c (trunc_int_for_mode): Abort when the mode is not
a scaler integer mode.
* combine.c (expand_compound_operation): Don't expand Vector
or Complex modes into shifts.
(expand_field_assignment): Don't do bitwise arithmatic and
shifts on Vector or Complex modes.
(simplify_comparison): Don't call trunc_int_for_mode
for VOIDmode.
* recog.c (general_operand): Likewise.
(immediate_operand): Likewise.
(nonmemory_operand): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@56443 138bc75d-0d04-0410-961f-82ee72b054a4
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* c-common.c (cb_register_builtins): Set
__FINITE_MATH_ONLY__ to 1 if -ffinite-math-only
is given, and to 0 otherwise.
* combine.c (simplify_if_then_else): HONOR_NANS
implies FLOAT_MODE_P.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55932 138bc75d-0d04-0410-961f-82ee72b054a4
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* flags.h: Declare flag_finite_math_only.
Use it in definition of HONOR_NANS and
HONOR_INFINITIES.
* c-common.c (cb_register_builtins): Emit
__FINITE_MATH_ONLY__ when flag_finite_math_only
is set.
* combine.c (simplify_if_then_else): If
flag_finite_math_only is set, a == b has a
definite value.
* toplev.c: Initialize flag_finite_math_only.
(set_flags_fast_math): Set it on -ffast-math.
(flag_fast_math_set_p): Test it.
doc:
* invoke.texi: Document -ffinite-math-only.
f:
* com.c (ffe_init_options): Set
flag_finite_math_only.
* invoke.texi: Document -fno-finite-math-only.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55887 138bc75d-0d04-0410-961f-82ee72b054a4
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to an extension, take LOAD_EXTEND_OP into account.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55404 138bc75d-0d04-0410-961f-82ee72b054a4
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* combine.c (nonzero_bits): LOAD_EXTEND_OP should only apply
to SUBREGs of MEMs. (num_sign_bit_copies): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55386 138bc75d-0d04-0410-961f-82ee72b054a4
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Supply non-VOID mode to simplify_gen_subreg.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55375 138bc75d-0d04-0410-961f-82ee72b054a4
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to avoid signed/unsigned comparison warning.
(simplify_if_then_else): Likewise.
(extended_count): Likewise.
(simplify_shift_const): Likewise.
(simplify_comparison): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55329 138bc75d-0d04-0410-961f-82ee72b054a4
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to be either "int" or "rtx", instead of "unsigned int" and "rtx".
(do_SUBST_INT): Change types of the substitution from unsigned int
to int, to avoid compilation warning from SUBST_INT's only caller.
(make_extraction): Add cast to avoid compilation warning.
(force_to_mode): Remove cast to avoid compilation warning.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55221 138bc75d-0d04-0410-961f-82ee72b054a4
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shift count, not the shift operation when trying to simplify
a shift on a SHIFT_COUNT_TRUNCATED target.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55085 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54846 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54839 138bc75d-0d04-0410-961f-82ee72b054a4
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Delete SEQUENCE rtl usage outside of reorg and ssa passes.
* rtl.h (gen_sequence, emit_insns, emit_insns_before,
emit_insns_before_scope, emit_insns_after,
emit_insns_after_scope): Delete declaration.
* ada/misc.c (insert_code_for): Use emit_insn* instead of
emit_insns_foo.
* config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE.
(alpha_set_memflags): Fix comment.
(set_frame_related_p): Use get_insns instead of gen_sequence.
* config/alpha/alpha.md (setjmp receiver splitter): Avoid
emitting no insns.
* config/arm/arm.c (arm_finalize_pic): Use get_insns instead of
gen_sequence.
(arm_gen_load_multiple, arm_gen_store_multiple): Likewise.
* config/fr30/fr30.c (fr30_move_double): Likewise.
* config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr):
Likewise.
* config/ia64/ia64.c (spill_restore_mem): Likewise.
* config/ia64/ia64.md (conditional move spliiter): Avoid emitting
no insns.
* config/m32r/m32r.c (gen_split_move_double): Use get_insns
instead of gen_sequence.
* config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise.
(mips_expand_prologue, mips16_gp_pseudo_reg): Likewise.
* config/sh/sh.c (sh_need_epilogue): Likewise.
* config/sparc/sparc.md (current_function_calls_alloca, flat): New
attributes.
(setjmp pattern and split): Use them to avoid splitter which emits
no RTL.
* genattrtab.c (main): Emit include of function.h
* config/stormy16/stormy16.c (xstormy16_split_cbranch): Use
get_insns instead of gen_sequence.
* config/cris/cris.c (cris_split_movdx): Likewise.
* emit-rtl.c (emit_insns*): Kill.
(try_split): Expect insn list instead of SEQUENCE.
(make_jump_insn_raw, make_call_insn_raw): Fix comments.
(emit_*insn*): Reimplement to work with INSN lists and PATTERNs.
Make them abort if a SEQUENCE is given and RTL checking is
enabled.
(emit_*_scope): Don't forget to set scope on final insn.
(gen_sequence): Move from here...
* ssa.c (gen_sequence): To here as private function.
* builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix
comments.
(expand_builtin_return, expand_builtin_mathfn): Likewise.
(expand_builtin_strlen): Use get_insns instead of gen_sequence.
(expand_builtin_saveregs): Use emit_insn_foo, fix comments.
(expand_builtin_expect_jump): Use get_insns and fix comments.
* calls.c (try_to_integrate): Use emit_insn_foo.
(expand_call, emit_library_call_value_1): Likewise.
* expr.c (emit_queue): Handle insn lists instead of SEQUENCE.
(emit_move_insn_1): Use get_insns instead of gen_sequence.
(expand_expr): Use emit_insn_foo.
* cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo.
* except.c (build_post_landing_pads): Likewise.
* flow.c (attempt_auto_inc): Likewise.
* stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label,
expand_nl_goto_receivers, expand_decl_cleanup): Likewise.
* function.c (fixup_var_refs_insn): Use get_insns instead of
gen_sequence.
(fixup_var_refs_1): Likewise and expect insn list from gen_foo.
(fixup_memory_subreg): Use get_insns instead of gen_sequence.
(fixup_stack_1, purge_addressof_1, expand_main_function,
get_arg_pointer_save_area): Likewise.
(optimize_bit_field, instantiate_virtual_regs_1, assign_parms,
expand_function_end): Use emit_insn_foo.
(record_insns, keep_stack_depressed): Work with insn list instead
of SEQUENCE, fix comments.
* ifcvt.c (noce_emit_store_flag, noce_try_store_flag,
noce_try_store_flag_constants, noce_try_store_flag_inc,
noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith,
noce_try_minmax, noce_try_abs): Use emit_insn_foo.
(noce_process_if_block): Use get_insns instead of gen_sequence.
* optabs.c (add_equal_note): Work with insn list, fix comments.
(expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo.
(expand_unop, expand_complex_abs, expand_unop_insn,
expand_no_conflict_block): Likewise.
(gen_move_insn): Use get_insns instead of gen_sequence.
(gen_cond_trap): Likewise.
* integrate.c (copy_rtx_and_substitute): Likewise.
(emit_initial_value_sets): Use emit_insn_foo.
* reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise.
(fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently
now that RTL generators give insn lists.
* sibcall.c (replace_call_placeholder): Use emit_insn_foo.
* doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns
instead of gen_sequence.
(doloop_optimize): Work with insn lists instead of SEQUENCE rtl.
* explow.c (emit_stack_save, emit_stack_restore): Use get_insns
instead of gen_sequence.
* loop.c (move_movables, emit_prefetch_instructions,
gen_add_mult, check_dbra_loop, gen_load_of_final_value):
Likewise.
(loop_regs_update): Work with insn list instead of SEQUENCE rtl.
(product_cheap_p): Likewise, and add commentary about RTL wastage
here.
* lcm.c (optimize_mode_switching): Use get_insns instead of
gen_sequence.
* profile.c (gen_edge_profiler): Likewise.
* regmove.c (copy_src_to_dest): Likewise.
* reg-stack.c (compensate_edge): Likewise and fix comment.
* gcse.c (process_insert_insn): Likewise.
(insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl.
* jump.c (delete_prior_computation): Update comment.
* genemit.c (gen_expand, gen_split, main): Use get_insns instead
of gen_sequence, update comments to match.
* recog.c (peephole2_optimize): Work with insn lists instead of
SEQUENCE rtl.
* sched-vis.c (print_pattern): Abort on SEQUENCE.
* unroll.c (unroll_loop, find_splittable_givs, final_giv_value):
Use get_insns instead of gen_sequence.
(copy_loop_body): Likewise and don't emit dummy NOTE.
* genrecog.c: Don't mention SEQUENCE rtl in comments.
* combine.c (try_combine): Expect insn lists from split generator.
* reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by
hand.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54497 138bc75d-0d04-0410-961f-82ee72b054a4
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* combine.c (combine_simplify_rtx) [SUBREG]: Don't ICE if VOIDmode
operand subreg cannot be simplified.
* gcc.dg/20020531-1.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54462 138bc75d-0d04-0410-961f-82ee72b054a4
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* combine.c (move_deaths): Use regno_reg_rtx for hard regs rather
than creating a new register.
(distribute_notes): Likewise.
* df.c (df_reg_use_gen): Likewise.
(df_reg_clobber_gen): Likewise.
(df_ref_record): Likewise.
* expr.c (use_regs): Likewise.
* flow.c (propagate_one_insn): Likewise.
(mark_set_1): Likewise.
(mark_used_reg): Likewise.
* reload.c (emit_reload_insns): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54358 138bc75d-0d04-0410-961f-82ee72b054a4
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* basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
(set_block_for_insn): Turn into macro.
* cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
* cfglayout.c (insn_scopes): Kill.
(scope_to_insns_initialize): Do not use insn_scopes.
(scope_to_insns_finalize): Likewise.
(duplicate_insn_chain): Likewise.
(cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
* cfgrtl.c (basic_block_for_insn): Kill.
(delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
(create_basic_block_structure): Use reorder_insns.
(compute_bb_for_insn): Do not use basic_block_for_insn.
(merge_blocks_nomove): Likewise.
(update_bb_for_insn): Likewise.
(verify_flow_info): Likewise.
(set_block_for_insn): Kill.
* combine.c (try_combine): Update gen_rtx_INSN call.
* emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
(mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
scopes and BBs.
(add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
(emit_note_before, emit_note_after, emit_line_note_after, emit_note):
Clear BB.
(emit_insns_after): Simplify.
(emit_copy_of_insn_after): Copy scope.
* final.c (final_start_function): Lower scopes.
* flow.c (check_function_return_warnings): Do not rely on deleted insn.
* integrate.c (copy_insn_list): Cope scopes.
* jump.c (duplicate_loop_exit_test): LIkewise; simplify.
* loop.c (loop_optimize): Do not care block notes.
* print-rtl.c (print_rtx): Print BB.
* recog.c (apply_change_group): Simplify.
* rtl.c (copy_rtx): Handle 'B'.
* rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
* rtl.h (Field accessors): Update indexes.
* sched-ebb.c (schedule_ebbs): Do not lower notes.
* sched-rgn.c (schedule_insns): Likewise.
* toplev.c (rest_of_compilation): Lower notes.
* unroll.c (unroll_loop): Do not care scoping notes.
(copy_loop_body): Copy scopes.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54188 138bc75d-0d04-0410-961f-82ee72b054a4
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n_basic_blocks.
* cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
flow_depth_first_order_compute, flow_preorder_transversal_compute,
flow_dfs_compute_reverse_init): Replaced relevant occurences of
n_basic_blocks with last_basic_block.
* cfgbuild.c (make_edges): Likewise.
* cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
* cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
* combine.c (combine_instructions): Likewise.
* df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
iterative_dataflow_bitmap): Likewise.
* dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
calc_idoms, idoms_to_doms): Likewise.
* flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
Likewise.
* gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
delete_null_pointer_checks, compute_code_hoist_vbeinout,
hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
compute_store_table, build_store_vectors): Likewise.
* haifa-sched.c (sched_init): Likewise.
* ifcvt.c (if_convert): Likewise.
* lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
pre_edge_lcm, compute_available, compute_nearerout,
compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
Likewise.
* predict.c (estimate_probability, process_note_prediction,
note_prediction_to_br_prob): Likewise.
* profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
* recog.c (split_all_insns, peephole2_optimize): Likewise.
* regrename.c (copyprop_hardreg_forward): Likewise.
* resource.c (init_resource_info): Likewise.
* sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
init_regions, schedule_insns): Likewise.
* ssa-ccp.c (ssa_const_prop): Likewise.
* ssa-dce.c (ssa_eliminate_dead_code): Likewise.
* ssa.c (compute_dominance_frontiers,
compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
* df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
* gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
sizes consistently.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53924 138bc75d-0d04-0410-961f-82ee72b054a4
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traditional C.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53891 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53873 138bc75d-0d04-0410-961f-82ee72b054a4
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Use FOR_EACH_BB macros to iterate over basic block chain.
* cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
Likewise.
* cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
find_unreachable_blocks, create_edge_list, verify_edge_list,
remove_fake_edges, add_noreturn_fake_exit_edges,
flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
Likewise.
* cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
find_sub_basic_blocks): Likewise.
* cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
Likewise.
* cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
Likewise.
* cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
Likewise.
* cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
commit_edge_insertions, commit_edge_insertions_watch_calls,
print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
* combine.c (combine_instructions, reg_dead_at_p): Likewise.
* conflict.c (conflict_graph_compute): Likewise.
* df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
df_modified_p, df_refs_unlink, df_dump): Likewise.
* dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
* final.c (compute_alignments): Likewise.
* flow.c (update_life_info, update_life_info_in_dirty_blocks,
delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
count_or_remove_death_notes): Likewise.
* gcse.c (oprs_unchanged_p, record_last_reg_set_info,
compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
classic_gcse, compute_transp, cprop, compute_pre_data,
compute_transpout, invalidate_nonnull_info,
delete_null_pointer_checks_1, delete_null_pointer_checks,
compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
compute_store_table, build_store_vectors, store_motion): Likewise.
* global.c (global_conflicts, mark_elimination): Likewise.
* graph.c (print_rtl_graph_with_bb): Likewise.
* haifa-sched.c (sched_init): Likewise.
* ifcvt.c (if_convert): Likewise.
* lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
compute_available, compute_nearerout, compute_rev_insert_delete,
optimize_mode_switching): Likewise.
* local-alloc.c (local_alloc, update_equiv_regs): Likewise.
* predict.c (estimate_probability, note_prediction_to_br_prob,
propagate_freq, counts_to_freqs, expensive_function_p,
estimate_bb_frequencies): Likewise.
* profile.c (instrument_edges, get_exec_counts,
compute_branch_probabilities, compute_checksum, branch_prob,
find_spanning_tree): Likewise.
* recog.c (split_all_insns, peephole2_optimize): Likewise.
* reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
Likewise.
* regclass.c (scan_one_insn, regclass): Likewise.
* regmove.c (mark_flags_life_zones, regmove_optimize,
record_stack_memrefs): Likewise.
* regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
* reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
* resource.c (find_basic_block): Likewise.
* sched-ebb.c (schedule_ebbs): Likewise.
* sched-rgn.c (is_cfg_nonregular, build_control_flow,
find_single_block_region, find_rgns, schedule_insns)
* sibcall.c (optimize_sibling_and_tail_recursive_call)
* ssa-ccp.c (optimize_unexecutable_edges,
ssa_ccp_df_delete_unreachable_insns): Likewise.
* ssa-dce.c (ssa_eliminate_dead_code): Likewise.
* ssa.c (find_evaluations, compute_dominance_frontiers_1,
rename_block, convert_to_ssa, compute_conservative_reg_partition,
compute_coalesced_reg_partition, rename_equivalent_regs,
convert_from_ssa): Likewise.
* config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
process_for_unwind_directive): Likewise.
* df.c (FOR_ALL_BBS): Removed.
* gcse.c (struct null_pointer_info): Type of current_block field
changed.
(struct reg_avail_info): Type of last_bb field changed.
* config/ia64/ia64.c (block_num): Removed.
(need_copy_state): Type changed.
(last_block): New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53804 138bc75d-0d04-0410-961f-82ee72b054a4
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Don't clear CONST_INT bits outside of mode.
* gcc.dg/20020517-1.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53750 138bc75d-0d04-0410-961f-82ee72b054a4
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* cfganal.c (can_fallthru, flow_call_edges_add,
flow_preorder_transversal_compute): Modified.
* cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
find_sub_basic_blocks): Modified.
* cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Modified.
* cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Modified.
* cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Modified.
* combine.c (this_basic_block): Type changed to basic_block.
(combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
nonzero_bits, num_sign_bit_copies, get_last_value_validate,
get_last_value, distribute_notes, distribute_links): Modified.
* final.c (compute_alignments): Modified.
* flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Modified.
* function.c (thread_prologue_and_epilogue_insns): Modified.
* gcse.c (compute_code_hoist_vbeinout): Modified.
* global.c (build_insn_chain): Modified.
* ifcvt.c (find_if_block, find_cond_trap): Modified.
* predict.c (last_basic_block_p, note_prediction_to_br_prob): Modified.
* regmove.c (regmove_optimize): Modified.
* resource.c (find_basic_block): Modified.
* sched-ebb.c (schedule_ebbs): Modified.
* ssa-dce.c (find_control_dependence, find_pdom): Modified.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53695 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53671 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53537 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53531 138bc75d-0d04-0410-961f-82ee72b054a4
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