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qemu/target-sparc/machine.c
Richard Henderson 30038fd818 target-sparc: Change fpr representation to doubles. 
This allows a more efficient representation for 64-bit hosts.
It should be about the same for 32-bit hosts, as we can still
access the individual pieces of the double.

Signed-off-by: Richard Henderson <rth@twiddle.net>
2011-10-26 13:55:26 -07:00

218 lines
6.7 KiB
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#include "hw/hw.h"
#include "hw/boards.h"
#include "qemu-timer.h"
#include "cpu.h"
void cpu_save(QEMUFile *f, void *opaque)
{
CPUState *env = opaque;
int i;
uint32_t tmp;
// if env->cwp == env->nwindows - 1, this will set the ins of the last
// window as the outs of the first window
cpu_set_cwp(env, env->cwp);
for(i = 0; i < 8; i++)
qemu_put_betls(f, &env->gregs[i]);
qemu_put_be32s(f, &env->nwindows);
for(i = 0; i < env->nwindows * 16; i++)
qemu_put_betls(f, &env->regbase[i]);
/* FPU */
for (i = 0; i < TARGET_DPREGS; i++) {
qemu_put_be32(f, env->fpr[i].l.upper);
qemu_put_be32(f, env->fpr[i].l.lower);
}
qemu_put_betls(f, &env->pc);
qemu_put_betls(f, &env->npc);
qemu_put_betls(f, &env->y);
tmp = cpu_get_psr(env);
qemu_put_be32(f, tmp);
qemu_put_betls(f, &env->fsr);
qemu_put_betls(f, &env->tbr);
tmp = env->interrupt_index;
qemu_put_be32(f, tmp);
qemu_put_be32s(f, &env->pil_in);
#ifndef TARGET_SPARC64
qemu_put_be32s(f, &env->wim);
/* MMU */
for (i = 0; i < 32; i++)
qemu_put_be32s(f, &env->mmuregs[i]);
for (i = 0; i < 4; i++) {
qemu_put_be64s(f, &env->mxccdata[i]);
}
for (i = 0; i < 8; i++) {
qemu_put_be64s(f, &env->mxccregs[i]);
}
qemu_put_be32s(f, &env->mmubpctrv);
qemu_put_be32s(f, &env->mmubpctrc);
qemu_put_be32s(f, &env->mmubpctrs);
qemu_put_be64s(f, &env->mmubpaction);
for (i = 0; i < 4; i++) {
qemu_put_be64s(f, &env->mmubpregs[i]);
}
#else
qemu_put_be64s(f, &env->lsu);
for (i = 0; i < 16; i++) {
qemu_put_be64s(f, &env->immuregs[i]);
qemu_put_be64s(f, &env->dmmuregs[i]);
}
for (i = 0; i < 64; i++) {
qemu_put_be64s(f, &env->itlb[i].tag);
qemu_put_be64s(f, &env->itlb[i].tte);
qemu_put_be64s(f, &env->dtlb[i].tag);
qemu_put_be64s(f, &env->dtlb[i].tte);
}
qemu_put_be32s(f, &env->mmu_version);
for (i = 0; i < MAXTL_MAX; i++) {
qemu_put_be64s(f, &env->ts[i].tpc);
qemu_put_be64s(f, &env->ts[i].tnpc);
qemu_put_be64s(f, &env->ts[i].tstate);
qemu_put_be32s(f, &env->ts[i].tt);
}
qemu_put_be32s(f, &env->xcc);
qemu_put_be32s(f, &env->asi);
qemu_put_be32s(f, &env->pstate);
qemu_put_be32s(f, &env->tl);
qemu_put_be32s(f, &env->cansave);
qemu_put_be32s(f, &env->canrestore);
qemu_put_be32s(f, &env->otherwin);
qemu_put_be32s(f, &env->wstate);
qemu_put_be32s(f, &env->cleanwin);
for (i = 0; i < 8; i++)
qemu_put_be64s(f, &env->agregs[i]);
for (i = 0; i < 8; i++)
qemu_put_be64s(f, &env->bgregs[i]);
for (i = 0; i < 8; i++)
qemu_put_be64s(f, &env->igregs[i]);
for (i = 0; i < 8; i++)
qemu_put_be64s(f, &env->mgregs[i]);
qemu_put_be64s(f, &env->fprs);
qemu_put_be64s(f, &env->tick_cmpr);
qemu_put_be64s(f, &env->stick_cmpr);
cpu_put_timer(f, env->tick);
cpu_put_timer(f, env->stick);
qemu_put_be64s(f, &env->gsr);
qemu_put_be32s(f, &env->gl);
qemu_put_be64s(f, &env->hpstate);
for (i = 0; i < MAXTL_MAX; i++)
qemu_put_be64s(f, &env->htstate[i]);
qemu_put_be64s(f, &env->hintp);
qemu_put_be64s(f, &env->htba);
qemu_put_be64s(f, &env->hver);
qemu_put_be64s(f, &env->hstick_cmpr);
qemu_put_be64s(f, &env->ssr);
cpu_put_timer(f, env->hstick);
#endif
}
int cpu_load(QEMUFile *f, void *opaque, int version_id)
{
CPUState *env = opaque;
int i;
uint32_t tmp;
if (version_id < 6)
return -EINVAL;
for(i = 0; i < 8; i++)
qemu_get_betls(f, &env->gregs[i]);
qemu_get_be32s(f, &env->nwindows);
for(i = 0; i < env->nwindows * 16; i++)
qemu_get_betls(f, &env->regbase[i]);
/* FPU */
for (i = 0; i < TARGET_DPREGS; i++) {
env->fpr[i].l.upper = qemu_get_be32(f);
env->fpr[i].l.lower = qemu_get_be32(f);
}
qemu_get_betls(f, &env->pc);
qemu_get_betls(f, &env->npc);
qemu_get_betls(f, &env->y);
tmp = qemu_get_be32(f);
env->cwp = 0; /* needed to ensure that the wrapping registers are
correctly updated */
cpu_put_psr(env, tmp);
qemu_get_betls(f, &env->fsr);
qemu_get_betls(f, &env->tbr);
tmp = qemu_get_be32(f);
env->interrupt_index = tmp;
qemu_get_be32s(f, &env->pil_in);
#ifndef TARGET_SPARC64
qemu_get_be32s(f, &env->wim);
/* MMU */
for (i = 0; i < 32; i++)
qemu_get_be32s(f, &env->mmuregs[i]);
for (i = 0; i < 4; i++) {
qemu_get_be64s(f, &env->mxccdata[i]);
}
for (i = 0; i < 8; i++) {
qemu_get_be64s(f, &env->mxccregs[i]);
}
qemu_get_be32s(f, &env->mmubpctrv);
qemu_get_be32s(f, &env->mmubpctrc);
qemu_get_be32s(f, &env->mmubpctrs);
qemu_get_be64s(f, &env->mmubpaction);
for (i = 0; i < 4; i++) {
qemu_get_be64s(f, &env->mmubpregs[i]);
}
#else
qemu_get_be64s(f, &env->lsu);
for (i = 0; i < 16; i++) {
qemu_get_be64s(f, &env->immuregs[i]);
qemu_get_be64s(f, &env->dmmuregs[i]);
}
for (i = 0; i < 64; i++) {
qemu_get_be64s(f, &env->itlb[i].tag);
qemu_get_be64s(f, &env->itlb[i].tte);
qemu_get_be64s(f, &env->dtlb[i].tag);
qemu_get_be64s(f, &env->dtlb[i].tte);
}
qemu_get_be32s(f, &env->mmu_version);
for (i = 0; i < MAXTL_MAX; i++) {
qemu_get_be64s(f, &env->ts[i].tpc);
qemu_get_be64s(f, &env->ts[i].tnpc);
qemu_get_be64s(f, &env->ts[i].tstate);
qemu_get_be32s(f, &env->ts[i].tt);
}
qemu_get_be32s(f, &env->xcc);
qemu_get_be32s(f, &env->asi);
qemu_get_be32s(f, &env->pstate);
qemu_get_be32s(f, &env->tl);
qemu_get_be32s(f, &env->cansave);
qemu_get_be32s(f, &env->canrestore);
qemu_get_be32s(f, &env->otherwin);
qemu_get_be32s(f, &env->wstate);
qemu_get_be32s(f, &env->cleanwin);
for (i = 0; i < 8; i++)
qemu_get_be64s(f, &env->agregs[i]);
for (i = 0; i < 8; i++)
qemu_get_be64s(f, &env->bgregs[i]);
for (i = 0; i < 8; i++)
qemu_get_be64s(f, &env->igregs[i]);
for (i = 0; i < 8; i++)
qemu_get_be64s(f, &env->mgregs[i]);
qemu_get_be64s(f, &env->fprs);
qemu_get_be64s(f, &env->tick_cmpr);
qemu_get_be64s(f, &env->stick_cmpr);
cpu_get_timer(f, env->tick);
cpu_get_timer(f, env->stick);
qemu_get_be64s(f, &env->gsr);
qemu_get_be32s(f, &env->gl);
qemu_get_be64s(f, &env->hpstate);
for (i = 0; i < MAXTL_MAX; i++)
qemu_get_be64s(f, &env->htstate[i]);
qemu_get_be64s(f, &env->hintp);
qemu_get_be64s(f, &env->htba);
qemu_get_be64s(f, &env->hver);
qemu_get_be64s(f, &env->hstick_cmpr);
qemu_get_be64s(f, &env->ssr);
cpu_get_timer(f, env->hstick);
#endif
tlb_flush(env, 1);
return 0;
}
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