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/*
* Copyright (c) 2004 Marcel Moolenaar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <stddef.h>
#include <machine/reg.h>
#define PRESERVED(x) offsetof(struct reg, r_preserved) \
+ offsetof(struct _callee_saved, x)
#define SCRATCH(x) offsetof(struct reg, r_scratch) \
+ offsetof(struct _caller_saved, x)
#define SPECIAL(x) offsetof(struct reg, r_special) \
+ offsetof(struct _special, x)
#define HIGH_FP(x) offsetof(struct fpreg, fpr_high) \
+ offsetof(struct _high_fp, x)
#define PRESERVED_FP(x) offsetof(struct fpreg, fpr_preserved) \
+ offsetof(struct _callee_saved_fp, x)
#define SCRATCH_FP(x) offsetof(struct fpreg, fpr_scratch) \
+ offsetof(struct _caller_saved_fp, x)
static int regofs[] = {
/*
* General registers (0-127)
*/
-1, /* gr0 */
SPECIAL(gp),
SCRATCH(gr2), SCRATCH(gr3),
PRESERVED(gr4), PRESERVED(gr5), PRESERVED(gr6), PRESERVED(gr7),
SCRATCH(gr8), SCRATCH(gr9), SCRATCH(gr10), SCRATCH(gr11),
SPECIAL(sp), SPECIAL(tp),
SCRATCH(gr14), SCRATCH(gr15), SCRATCH(gr16), SCRATCH(gr17),
SCRATCH(gr18), SCRATCH(gr19), SCRATCH(gr20), SCRATCH(gr21),
SCRATCH(gr22), SCRATCH(gr23), SCRATCH(gr24), SCRATCH(gr25),
SCRATCH(gr26), SCRATCH(gr27), SCRATCH(gr28), SCRATCH(gr29),
SCRATCH(gr30), SCRATCH(gr31),
/*
* gr32 through gr127 are not directly available as they are
* stacked registers.
*/
-1, -1, -1, -1, -1, -1, -1, -1, /* gr32-gr39 */
-1, -1, -1, -1, -1, -1, -1, -1, /* gr40-gr47 */
-1, -1, -1, -1, -1, -1, -1, -1, /* gr48-gr55 */
-1, -1, -1, -1, -1, -1, -1, -1, /* gr56-gr63 */
-1, -1, -1, -1, -1, -1, -1, -1, /* gr64-gr71 */
-1, -1, -1, -1, -1, -1, -1, -1, /* gr72-gr79 */
-1, -1, -1, -1, -1, -1, -1, -1, /* gr80-gr87 */
-1, -1, -1, -1, -1, -1, -1, -1, /* gr88-gr95 */
-1, -1, -1, -1, -1, -1, -1, -1, /* gr96-gr103 */
-1, -1, -1, -1, -1, -1, -1, -1, /* gr104-gr111 */
-1, -1, -1, -1, -1, -1, -1, -1, /* gr112-gr119 */
-1, -1, -1, -1, -1, -1, -1, -1, /* gr120-gr127 */
/*
* Floating-point registers (128-255)
*/
-1, /* fr0: constant 0.0 */
-1, /* fr1: constant 1.0 */
PRESERVED_FP(fr2), PRESERVED_FP(fr3),
PRESERVED_FP(fr4), PRESERVED_FP(fr5),
SCRATCH_FP(fr6), SCRATCH_FP(fr7),
SCRATCH_FP(fr8), SCRATCH_FP(fr9),
SCRATCH_FP(fr10), SCRATCH_FP(fr11),
SCRATCH_FP(fr12), SCRATCH_FP(fr13),
SCRATCH_FP(fr14), SCRATCH_FP(fr15),
PRESERVED_FP(fr16), PRESERVED_FP(fr17),
PRESERVED_FP(fr18), PRESERVED_FP(fr19),
PRESERVED_FP(fr20), PRESERVED_FP(fr21),
PRESERVED_FP(fr22), PRESERVED_FP(fr23),
PRESERVED_FP(fr24), PRESERVED_FP(fr25),
PRESERVED_FP(fr26), PRESERVED_FP(fr27),
PRESERVED_FP(fr28), PRESERVED_FP(fr29),
PRESERVED_FP(fr30), PRESERVED_FP(fr31),
HIGH_FP(fr32), HIGH_FP(fr33), HIGH_FP(fr34), HIGH_FP(fr35),
HIGH_FP(fr36), HIGH_FP(fr37), HIGH_FP(fr38), HIGH_FP(fr39),
HIGH_FP(fr40), HIGH_FP(fr41), HIGH_FP(fr42), HIGH_FP(fr43),
HIGH_FP(fr44), HIGH_FP(fr45), HIGH_FP(fr46), HIGH_FP(fr47),
HIGH_FP(fr48), HIGH_FP(fr49), HIGH_FP(fr50), HIGH_FP(fr51),
HIGH_FP(fr52), HIGH_FP(fr53), HIGH_FP(fr54), HIGH_FP(fr55),
HIGH_FP(fr56), HIGH_FP(fr57), HIGH_FP(fr58), HIGH_FP(fr59),
HIGH_FP(fr60), HIGH_FP(fr61), HIGH_FP(fr62), HIGH_FP(fr63),
HIGH_FP(fr64), HIGH_FP(fr65), HIGH_FP(fr66), HIGH_FP(fr67),
HIGH_FP(fr68), HIGH_FP(fr69), HIGH_FP(fr70), HIGH_FP(fr71),
HIGH_FP(fr72), HIGH_FP(fr73), HIGH_FP(fr74), HIGH_FP(fr75),
HIGH_FP(fr76), HIGH_FP(fr77), HIGH_FP(fr78), HIGH_FP(fr79),
HIGH_FP(fr80), HIGH_FP(fr81), HIGH_FP(fr82), HIGH_FP(fr83),
HIGH_FP(fr84), HIGH_FP(fr85), HIGH_FP(fr86), HIGH_FP(fr87),
HIGH_FP(fr88), HIGH_FP(fr89), HIGH_FP(fr90), HIGH_FP(fr91),
HIGH_FP(fr92), HIGH_FP(fr93), HIGH_FP(fr94), HIGH_FP(fr95),
HIGH_FP(fr96), HIGH_FP(fr97), HIGH_FP(fr98), HIGH_FP(fr99),
HIGH_FP(fr100), HIGH_FP(fr101), HIGH_FP(fr102), HIGH_FP(fr103),
HIGH_FP(fr104), HIGH_FP(fr105), HIGH_FP(fr106), HIGH_FP(fr107),
HIGH_FP(fr108), HIGH_FP(fr109), HIGH_FP(fr110), HIGH_FP(fr111),
HIGH_FP(fr112), HIGH_FP(fr113), HIGH_FP(fr114), HIGH_FP(fr115),
HIGH_FP(fr116), HIGH_FP(fr117), HIGH_FP(fr118), HIGH_FP(fr119),
HIGH_FP(fr120), HIGH_FP(fr121), HIGH_FP(fr122), HIGH_FP(fr123),
HIGH_FP(fr124), HIGH_FP(fr125), HIGH_FP(fr126), HIGH_FP(fr127),
/*
* Predicate registers (256-319)
* These are not individually available. Predicates are
* in the pr register.
*/
-1, -1, -1, -1, -1, -1, -1, -1, /* pr0-pr7 */
-1, -1, -1, -1, -1, -1, -1, -1, /* pr8-pr15 */
-1, -1, -1, -1, -1, -1, -1, -1, /* pr16-pr23 */
-1, -1, -1, -1, -1, -1, -1, -1, /* pr24-pr31 */
-1, -1, -1, -1, -1, -1, -1, -1, /* pr32-pr39 */
-1, -1, -1, -1, -1, -1, -1, -1, /* pr40-pr47 */
-1, -1, -1, -1, -1, -1, -1, -1, /* pr48-pr55 */
-1, -1, -1, -1, -1, -1, -1, -1, /* pr56-pr63 */
/*
* Branch registers (320-327)
*/
SPECIAL(rp),
PRESERVED(br1), PRESERVED(br2), PRESERVED(br3), PRESERVED(br4),
PRESERVED(br5),
SCRATCH(br6), SCRATCH(br7),
/*
* Misc other registers (328-333)
*/
-1, -1,
SPECIAL(pr),
SPECIAL(iip),
SPECIAL(psr),
SPECIAL(cfm),
/*
* Application registers (334-461)
*/
-1, -1, -1, -1, -1, -1, -1, -1, /* ar.k0-ar.k7 */
-1, -1, -1, -1, -1, -1, -1, -1, /* ar8-ar15 (reserved) */
SPECIAL(rsc), /* ar.rsc */
SPECIAL(ndirty), /* ar.bsp !!YEDI!! */
SPECIAL(bspstore), /* ar.bspstore */
SPECIAL(rnat), /* ar.rnat */
-1, /* ar20 (reserved) */
-1, /* ar.fcr */
-1, -1, /* ar22-ar23 (reserved) */
-1, /* ar.eflag */
SCRATCH(csd), /* ar.csd */
SCRATCH(ssd), /* ar.ssd */
-1, /* ar.cflg */
-1, /* ar.fsr */
-1, /* ar.fir */
-1, /* ar.fdr */
-1, /* ar31 (reserved) */
SCRATCH(ccv), /* ar.ccv */
-1, -1, -1, /* ar33-ar35 (reserved) */
SPECIAL(unat), /* ar.unat */
-1, -1, -1, /* ar37-ar39 (reserved) */
SPECIAL(fpsr), /* ar.fpsr */
-1, -1, -1, /* ar41-ar43 (reserved) */
-1, /* ar.itc */
-1, -1, -1, /* ar45-ar47 (reserved) */
-1, -1, -1, -1, -1, -1, -1, -1, /* ar48-ar55 (ignored) */
-1, -1, -1, -1, -1, -1, -1, -1, /* ar56-ar63 (ignored) */
SPECIAL(pfs), /* ar.pfs */
PRESERVED(lc), /* ar.lc */
-1, /* ar.ec */
-1, -1, -1, -1, -1, -1, -1, -1, /* ar67-ar74 (reserved) */
-1, -1, -1, -1, -1, -1, -1, -1, /* ar75-ar82 (reserved) */
-1, -1, -1, -1, -1, -1, -1, -1, /* ar83-ar90 (reserved) */
-1, -1, -1, -1, -1, -1, -1, -1, /* ar91-ar98 (reserved) */
-1, -1, -1, -1, -1, -1, -1, -1, /* ar99-ar106 (reserved) */
-1, -1, -1, -1, -1, /* ar107-ar111 (reserved) */
-1, -1, -1, -1, -1, -1, -1, -1, /* ar112-ar119 (ignored) */
-1, -1, -1, -1, -1, -1, -1, -1, /* ar120-ar127 (ignored) */
};
int
main()
{
int elem, nelems;
nelems = sizeof(regofs)/sizeof(regofs[0]);
printf("static int reg_offset[%d] = {", nelems);
for (elem = 0; elem < nelems; elem++) {
if ((elem & 7) == 0)
printf("\n ");
printf("%4d", regofs[elem]);
if (elem < nelems - 1)
putchar(',');
if ((elem & 7) != 7)
putchar(' ');
else
printf("\t/* Regs %d-%d. */", elem - 7, elem);
}
printf("\n};");
return (0);
}
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