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/*
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Crown Copyright (c) 1997
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This TenDRA(r) Computer Program is subject to Copyright
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owned by the United Kingdom Secretary of State for Defence
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acting through the Defence Evaluation and Research Agency
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(DERA). It is made available to Recipients with a
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royalty-free licence for its use, reproduction, transfer
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to other parties and amendment for any purpose not excluding
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product development provided that any such use et cetera
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shall be deemed to be acceptance of the following conditions:-
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(1) Its Recipients shall ensure that this Notice is
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reproduced upon any copies or amended versions of it;
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(2) Any amended version of it shall be clearly marked to
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show both the nature of and the organisation responsible
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for the relevant amendment or amendments;
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(3) Its onward transfer from a recipient to another
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party shall be deemed to be that party's acceptance of
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these conditions;
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(4) DERA gives no warranty or assurance as to its
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quality or suitability for any purpose and DERA accepts
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no liability whatsoever in relation to any use to which
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it may be put.
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*/
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/* procrectypes.h
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types for properties of procs
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needs, weights,parpair,procrec,spacereq
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*/
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#include "exptypes.h"
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#ifndef procreckey
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#define procreckey 1
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#define wfixno 25
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#define wfloatno 16
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struct needst {
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int fixneeds; /* no of fixed t-regs required */
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int floatneeds; /* no of float t-regs required */
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prop propsneeds; /* various binary properties of exp */
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int maxargs; /* size in bits for actual parameters in
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exp */
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int numparams; /* size in bits of parameters to function */
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};
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typedef struct needst needs;
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struct weightst {
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float fix[wfixno];
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float floating[wfloatno];
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};
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typedef struct weightst weights;
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/* used to allocate tags to registers */
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struct spacereqt {
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int fixdump;
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int fltdump;
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int stack;
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};
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typedef struct spacereqt spacereq;
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/* used characterise s-reg and stack requirements of proc */
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struct procrect {
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needs needsproc;
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spacereq spacereqproc;
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int frame_size;
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int locals_offset;
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int max_args;
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int paramsdumpstart;
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int fixdump;
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int floatdump;
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int dumpstart;
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int fldumpstart;
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int callee_size;
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};
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typedef struct procrect procrec;
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/* various properties of a procedure */
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struct wpt {
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weights wp_weights;
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long fix_break;
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long float_break;
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};
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typedef struct wpt wp;
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/* used to allocate tags to registers */
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struct spacet {
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int fixed;
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int flt;
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};
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typedef struct spacet space;
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/* used to indicate free t-regs in code production */
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#endif
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