67 lines
2 KiB
C
67 lines
2 KiB
C
/* S H A R E D
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*
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* A U X I L I A R Y R O U T I N E S
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*
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*/
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extern offset off_set(); /* (line_p lnp)
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* lnp has a SHORT or OFFSET operand. Return
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* the value of this operand as an offset.
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*/
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extern offset aoff(); /* (arg_p list; int n)
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* Determine the offset field of the
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* n'th argument in the list (this argument
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* must have type ARGOFF). Start counting at 0.
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*/
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extern offset tmplocal(); /* (proc_p p, int size)
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* Allocate a new local variable in the
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* stack frame of p.
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*/
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line_p int_line(); /* (offset off)
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* Allocate a line struct of type OPSHORT
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* or OPOFFSET, whichever one fits best.
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*/
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extern line_p reg_mes(); /* (offset tmp; short size; int typ,score)
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* Generate a register message with the
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* given arguments.
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*/
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extern bool dom(); /* (bblock_p b1,b2)
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/* See if b1 dominates b2. Note that a
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* block always * dominates itself.
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*/
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extern bblock_p common_dom(); /* (bblock_p a,b)
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* find a basic block that dominates a as
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* well as b; note that a basic block also
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* dominates itself.
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*/
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extern short add_timespace(); /* (short time,space)
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* Add together a time and space, using
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* the time_space_ratio parameter that
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* may be set by the user.
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*/
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extern rm_line(); /* ( line_p l; bblock_p b)
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* Remove line l from b basic block b.
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*/
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extern appnd_line(); /* ( line_p l1,l2)
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* Put line l1 after l2.
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*/
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extern line_p last_instr(); /* ( bblock_p b)
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* Determine the last line of a basic block.
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*/
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extern line_p find_mesreg(); /* (offset off)
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* Find the register message for the local
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* with the given offset.
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*/
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extern bool is_regvar(); /* (offset off)
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* See if there is a 'register message'
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* for the local variable with the
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* given offset.
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*/
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extern offset regv_arg(); /* (offset off; int n)
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* Fetch the n'th argument of the
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* register message of the local with
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* the given offset.
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*/
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