(MAX_MOVE_MAX, MAX_UNITS_PER_WORD): New macros.
(regno_save_mode, regno_save_mem): Use them. From-SVN: r5102
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@ -28,19 +28,27 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include "reload.h"
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#include "expr.h"
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#ifndef MAX_MOVE_MAX
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#define MAX_MOVE_MAX MOVE_MAX
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#endif
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#ifndef MAX_UNITS_PER_WORD
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#define MAX_UNITS_PER_WORD UNITS_PER_WORD
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#endif
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/* Modes for each hard register that we can save. The smallest mode is wide
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enough to save the entire contents of the register. When saving the
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register because it is live we first try to save in multi-register modes.
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If that is not possible the save is done one register at a time. */
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static enum machine_mode
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regno_save_mode[FIRST_PSEUDO_REGISTER][MOVE_MAX / UNITS_PER_WORD + 1];
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regno_save_mode[FIRST_PSEUDO_REGISTER][MAX_MOVE_MAX / MAX_UNITS_PER_WORD + 1];
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/* For each hard register, a place on the stack where it can be saved,
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if needed. */
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static rtx
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regno_save_mem[FIRST_PSEUDO_REGISTER][MOVE_MAX / UNITS_PER_WORD + 1];
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regno_save_mem[FIRST_PSEUDO_REGISTER][MAX_MOVE_MAX / MAX_UNITS_PER_WORD + 1];
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/* We will only make a register eligible for caller-save if it can be
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saved in its widest mode with a simple SET insn as long as the memory
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@ -49,9 +57,9 @@ static rtx
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be recognized. */
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static enum insn_code
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reg_save_code[FIRST_PSEUDO_REGISTER][MOVE_MAX / UNITS_PER_WORD + 1];
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reg_save_code[FIRST_PSEUDO_REGISTER][MAX_MOVE_MAX / MAX_UNITS_PER_WORD + 1];
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static enum insn_code
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reg_restore_code[FIRST_PSEUDO_REGISTER][MOVE_MAX / UNITS_PER_WORD + 1];
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reg_restore_code[FIRST_PSEUDO_REGISTER][MAX_MOVE_MAX / MAX_UNITS_PER_WORD + 1];
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/* Set of hard regs currently live (during scan of all insns). */
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