ira-color.c (allocno_reload_assign): Avoid accumulating reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
* ira-color.c (allocno_reload_assign): Avoid accumulating reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS. From-SVN: r158524
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@ -1,3 +1,8 @@
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2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
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* ira-color.c (allocno_reload_assign): Avoid accumulating
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reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
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2010-04-19 Martin Jambor <mjambor@suse.cz>
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* gimple.h (create_tmp_reg): Declare.
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@ -2786,7 +2786,9 @@ allocno_reload_assign (ira_allocno_t a, HARD_REG_SET forbidden_regs)
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int hard_regno;
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enum reg_class cover_class;
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int regno = ALLOCNO_REGNO (a);
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HARD_REG_SET saved;
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COPY_HARD_REG_SET (saved, ALLOCNO_TOTAL_CONFLICT_HARD_REGS (a));
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IOR_HARD_REG_SET (ALLOCNO_TOTAL_CONFLICT_HARD_REGS (a), forbidden_regs);
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if (! flag_caller_saves && ALLOCNO_CALLS_CROSSED_NUM (a) != 0)
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IOR_HARD_REG_SET (ALLOCNO_TOTAL_CONFLICT_HARD_REGS (a), call_used_reg_set);
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@ -2830,7 +2832,7 @@ allocno_reload_assign (ira_allocno_t a, HARD_REG_SET forbidden_regs)
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}
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else if (internal_flag_ira_verbose > 3 && ira_dump_file != NULL)
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fprintf (ira_dump_file, "\n");
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COPY_HARD_REG_SET (ALLOCNO_TOTAL_CONFLICT_HARD_REGS (a), saved);
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return reg_renumber[regno] >= 0;
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}
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