* calls.c (expand_call) : Encapsulate code into
copy_blkmode_from_reg.
* expr.c (copy_blkmode_from_reg): New function.
* expr.h (copy_blkmode_from_reg): New function.
* integrate.c (function_cannot_inline_p): We can inline
these now.
(expand_inline_function): Use copy_blkmode_from_reg
if needed. Avoid creating BLKmode REGs.
(copy_rtx_and_substitute): Don't try to SUBREG a BLKmode
object.
From-SVN: r22714
Mon Sep 21 17:15:26 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
* expr.h (eh_rtime_match_libfunc): New extern declaration.
* optabs.c (init_optabs): Set eh_rtime_match_libfunc.
* except.c (start_catch_handler): Use eh_rtime_match_libfunc.
* libgcc2.c (__eh_rtime_match): Always return 0 if the matcher is
NULL. Only include <stdio.h> if inhibit_libc is not defined.
From-SVN: r22532
* expr.h (profile_function_entry_libfunc, profile_function_exit_libfunc):
Declare new variables.
* optabs.c: Define them here.
(init_optabs): Initialize them.
* tree.h (struct tree_decl): New flag no_instrument_function_entry_exit.
(DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT): New accessor macro.
* c-decl.c (duplicate_decls): Merge it.
* c-common.c (enum attrs): New value A_NO_INSTRUMENT_FUNCTION.
(init_attributes): Use it for "no_instrument_function".
(decl_attributes): Handle it, for functions that have not yet been compiled.
Set decl flag.
* flags.h (flag_instrument_function_entry_exit): Declare new variable.
* toplev.c (flag_instrument_function_entry_exit): Define it here.
(f_options): New option "instrument-functions".
* function.h (struct function): New field instrument_entry_exit.
* function.c (current_function_instrument_entry_exit): New variable.
(push_function_context_to, pop_function_context_from): Save and restore.
(expand_function_start): Set current_ variable, maybe emit return label and
entry profile call.
(expand_function_end): Maybe emit exit profile call.
Testsuite:
* gcc.c-torture/special/eeprof-1.c: New test, for -finstrument-functions.
* gcc.c-torture/special/special.exp: Run it.
From-SVN: r21495
* expr.h (STACK_SIZE_MODE): New macro.
* explow.c (allocate_dynamic_stack_space): Use it for
mode of allocate_stack pattern increment operand.
* tm.texi (STACK_SAVEAREA_MODE, STACK_SIZE_MODE): Document.
* md.texi (stack_save_block, ...): Reflect use of macro.
* rs6000.h (PROMOTE_MODE): Always promote to word_mode.
(PROMOTE_FUNCTION_ARGS): Define.
(PROMOTE_FUNCTION_RETURN): Define.
(FUNCTION_VALUE): Promote to word_mode if smaller.
Convert to gen_rtx_FOO.
* rs6000.md (call_indirect): Store doubleword in 64-bit mode.
Convert to gen_rtx_FOO.
From-SVN: r20893
* expr.c (emit_group_load, emit_group_store): Rewrite considering
the size and alignment of the structure being manipulated.
* expr.c, calls.c, function.c: Update all callers.
* expr.h: Update prototypes.
* cse.c (invalidate): Cope with parallels.
From-SVN: r20867
* haifa-sched.c (haifa_classify_insn): TRAP_IF is risky.
(sched_analyze_2): Allow scheduling TRAP_IF.
* reorg.c (mark_referenced_resources): Examine operands of TRAP_IF.
* rtl.h (TRAP_CODE): New macro.
* rtl.def (TRAP_IF): Change second operand type to rtx.
* optabs.c (gen_cond_trap): New function.
(init_traps): New function.
(init_optabs): Call init_traps.
* expr.h: Declare gen_cond_trap.
* jump.c (jump_optimize): Optimize jumps to and around traps.
* sparc.md: Define trap instructions.
* rs6000.md: Define trap instructions.
* rs6000.c (print_operand): New code 'V' for trap condition.
(trap_comparison_operator): New function.
* m88k.md: Update use of TRAP_IF.
* tree.h (enum built_in_function): New function code BUILT_IN_TRAP.
* c-decl.c (init_decl_processing): New builtin __builtin_trap.
* expr.c (expand_builtin): Handle BUILT_IN_TRAP.
* expr.c (expand_builtin): Error if __builtin_longjmp second argument
is not 1.
From-SVN: r20543
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.
From-SVN: r20229
* stmt.c (mark_seen_cases): Make it have external linkage again.
* expr.h (mark_seen_cases): Add declaration.
Chill wants to use mark_seen_cases....
From-SVN: r19603
* expr.c (expand_builtin_setjmp): Accept two new arguments for
the labels to branch to on first and subsequent executions. Don't
play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
and provide it with the jmp_buf. Use only one of
`builtin_setjmp_receiver' or `nonlocal_goto_receiver',
and provide the former with the target label.
(expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
(expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
(expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
insn to replace all of the normal nonlocal_goto code. Don't play
with __dummy. Correct arguments to nonlocal_goto.
* expr.h (expand_builtin_setjmp): Update prototype.
* except.c (start_dynamic_handler): When using builtin_setjmp,
generate more accurate flow information.
* alpha.md (nonlocal_goto_receiver_osf): Delete.
(nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
(builtin_longjmp, builtin_setjmp_receiver): New.
* sparc.md (update_return): Disambiguate unspec number.
(nonlocal_goto): Rearrange arguments to match caller in except.c.
(builtin_setjmp_setup): Rename from setjmp. Match and ignore the
jmp_buf operand.
* mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
(builtin_setjmp_setup*, builtin_longjmp): New.
From-SVN: r17602
* except.c (start_dynamic_handler): Fix so that we can use
__builtin_setjmp, and default to using __builtin_setjmp instead of
setjmp.
* expr.c (expand_builtin_setjmp): New routine, split out from
existing inline code from expand_builtin.
(expand_builtin): Split out code into expand_builtin_setjmp.
* expr.h (expand_builtin_setjmp): Add declaration.
* libgcc2.c (__sjthrow): Default to using __builtin_setjmp instead
of setjmp.
(__sjpopnthrow): Likewise.
* optabs.c (init_optabs): Likewise.
From-SVN: r14045
(MUST_PASS_IN_STACK): Don't allow machine to override (none currently do).
Don't force in stack if wrong padding when padding isn't needed.
From-SVN: r4172
Ken Raeburn