rtl.h (clear_emit_caches): Delete.
2002-05-29 David S. Miller <davem@redhat.com> * rtl.h (clear_emit_caches): Delete. * integrate.c (output_inline_function): Don't call it. * emit-rtl.c (restore_emit_status, init_emit): Likewise. (clear_emit_caches): Delete definition. (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise. From-SVN: r54053
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@ -1,3 +1,11 @@
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2002-05-29 David S. Miller <davem@redhat.com>
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* rtl.h (clear_emit_caches): Delete.
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* integrate.c (output_inline_function): Don't call it.
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* emit-rtl.c (restore_emit_status, init_emit): Likewise.
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(clear_emit_caches): Delete definition.
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(SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
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2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
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* config/mmix/mmix.c: Include real.h.
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@ -151,26 +151,6 @@ static htab_t mem_attrs_htab;
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/* A hash table storing all CONST_DOUBLEs. */
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static htab_t const_double_htab;
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/* start_sequence and gen_sequence can make a lot of rtx expressions which are
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shortly thrown away. We use two mechanisms to prevent this waste:
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For sizes up to 5 elements, we keep a SEQUENCE and its associated
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rtvec for use by gen_sequence. One entry for each size is
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sufficient because most cases are calls to gen_sequence followed by
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immediately emitting the SEQUENCE. Reuse is safe since emitting a
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sequence is destructive on the insn in it anyway and hence can't be
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redone.
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We do not bother to save this cached data over nested function calls.
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Instead, we just reinitialize them. */
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#define SEQUENCE_RESULT_SIZE 5
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static rtx sequence_result[SEQUENCE_RESULT_SIZE];
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/* During RTL generation, we also keep a list of free INSN rtl codes. */
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static rtx free_insn;
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#define first_insn (cfun->emit->x_first_insn)
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#define last_insn (cfun->emit->x_last_insn)
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#define cur_insn_uid (cfun->emit->x_cur_insn_uid)
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@ -2256,7 +2236,6 @@ restore_emit_status (p)
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struct function *p ATTRIBUTE_UNUSED;
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{
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last_label_num = 0;
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clear_emit_caches ();
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}
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/* Clear out all parts of the state in F that can safely be discarded
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@ -4656,16 +4635,6 @@ init_virtual_regs (es)
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ptr[VIRTUAL_CFA_REGNUM] = virtual_cfa_rtx;
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}
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void
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clear_emit_caches ()
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{
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int i;
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/* Clear the start_sequence/gen_sequence cache. */
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for (i = 0; i < SEQUENCE_RESULT_SIZE; i++)
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sequence_result[i] = 0;
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free_insn = 0;
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}
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/* Used by copy_insn_1 to avoid copying SCRATCHes more than once. */
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static rtx copy_insn_scratch_in[MAX_RECOG_OPERANDS];
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@ -4860,8 +4829,6 @@ init_emit ()
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last_label_num = 0;
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seq_stack = NULL;
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clear_emit_caches ();
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/* Init the tables that describe all the pseudo regs. */
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f->emit->regno_pointer_align_length = LAST_VIRTUAL_REGISTER + 101;
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@ -2976,7 +2976,6 @@ output_inline_function (fndecl)
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cfun = f;
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current_function_decl = fndecl;
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clear_emit_caches ();
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set_new_last_label_num (f->inl_max_label_num);
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@ -1985,7 +1985,6 @@ extern void reorder_insns_nobb PARAMS ((rtx, rtx, rtx));
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extern int get_max_uid PARAMS ((void));
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extern int in_sequence_p PARAMS ((void));
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extern void force_next_line_note PARAMS ((void));
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extern void clear_emit_caches PARAMS ((void));
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extern void init_emit PARAMS ((void));
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extern void init_emit_once PARAMS ((int));
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extern void push_topmost_sequence PARAMS ((void));
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