Use temporary registers for the MIPS FPU emulation.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4861 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2008-07-09 11:05:10 +00:00
parent bd5921b432
commit b6d96beda3
5 changed files with 1991 additions and 1126 deletions

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@ -171,20 +171,14 @@ typedef struct CPUMIPSState CPUMIPSState;
struct CPUMIPSState {
TCState active_tc;
/* temporary hack for FP globals */
#ifndef USE_HOST_FLOAT_REGS
fpr_t ft0;
fpr_t ft1;
fpr_t ft2;
#endif
CPUMIPSMVPContext *mvp;
CPUMIPSTLBContext *tlb;
CPUMIPSFPUContext *fpu;
uint32_t current_tc;
uint32_t SEGBITS;
target_ulong SEGMask;
uint32_t PABITS;
target_ulong SEGMask;
target_ulong PAMask;
int32_t CP0_Index;

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@ -10,29 +10,6 @@
register struct CPUMIPSState *env asm(AREG0);
#if defined (USE_HOST_FLOAT_REGS)
#error "implement me."
#else
#define FDT0 (env->ft0.fd)
#define FDT1 (env->ft1.fd)
#define FDT2 (env->ft2.fd)
#define FST0 (env->ft0.fs[FP_ENDIAN_IDX])
#define FST1 (env->ft1.fs[FP_ENDIAN_IDX])
#define FST2 (env->ft2.fs[FP_ENDIAN_IDX])
#define FSTH0 (env->ft0.fs[!FP_ENDIAN_IDX])
#define FSTH1 (env->ft1.fs[!FP_ENDIAN_IDX])
#define FSTH2 (env->ft2.fs[!FP_ENDIAN_IDX])
#define DT0 (env->ft0.d)
#define DT1 (env->ft1.d)
#define DT2 (env->ft2.d)
#define WT0 (env->ft0.w[FP_ENDIAN_IDX])
#define WT1 (env->ft1.w[FP_ENDIAN_IDX])
#define WT2 (env->ft2.w[FP_ENDIAN_IDX])
#define WTH0 (env->ft0.w[!FP_ENDIAN_IDX])
#define WTH1 (env->ft1.w[!FP_ENDIAN_IDX])
#define WTH2 (env->ft2.w[!FP_ENDIAN_IDX])
#endif
#include "cpu.h"
#include "exec-all.h"

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@ -159,67 +159,85 @@ DEF_HELPER(target_ulong, do_yield, (target_ulong t0))
DEF_HELPER(target_ulong, do_cfc1, (uint32_t reg))
DEF_HELPER(void, do_ctc1, (target_ulong t0, uint32_t reg))
DEF_HELPER(void, do_float_cvtd_s, (void))
DEF_HELPER(void, do_float_cvtd_w, (void))
DEF_HELPER(void, do_float_cvtd_l, (void))
DEF_HELPER(void, do_float_cvtl_d, (void))
DEF_HELPER(void, do_float_cvtl_s, (void))
DEF_HELPER(void, do_float_cvtps_pw, (void))
DEF_HELPER(void, do_float_cvtpw_ps, (void))
DEF_HELPER(void, do_float_cvts_d, (void))
DEF_HELPER(void, do_float_cvts_w, (void))
DEF_HELPER(void, do_float_cvts_l, (void))
DEF_HELPER(void, do_float_cvts_pl, (void))
DEF_HELPER(void, do_float_cvts_pu, (void))
DEF_HELPER(void, do_float_cvtw_s, (void))
DEF_HELPER(void, do_float_cvtw_d, (void))
DEF_HELPER(uint64_t, do_float_cvtd_s, (uint32_t fst0))
DEF_HELPER(uint64_t, do_float_cvtd_w, (uint32_t wt0))
DEF_HELPER(uint64_t, do_float_cvtd_l, (uint64_t dt0))
DEF_HELPER(uint64_t, do_float_cvtl_d, (uint64_t fd0))
DEF_HELPER(uint64_t, do_float_cvtl_s, (uint32_t fst0))
DEF_HELPER(uint64_t, do_float_cvtps_pw, (uint64_t dt0))
DEF_HELPER(uint64_t, do_float_cvtpw_ps, (uint64_t fdt0))
DEF_HELPER(uint32_t, do_float_cvts_d, (uint64_t fd0))
DEF_HELPER(uint32_t, do_float_cvts_w, (uint32_t wt0))
DEF_HELPER(uint32_t, do_float_cvts_l, (uint64_t dt0))
DEF_HELPER(uint32_t, do_float_cvts_pl, (uint32_t wt0))
DEF_HELPER(uint32_t, do_float_cvts_pu, (uint32_t wth0))
DEF_HELPER(uint32_t, do_float_cvtw_s, (uint32_t fst0))
DEF_HELPER(uint32_t, do_float_cvtw_d, (uint64_t fd0))
DEF_HELPER(void, do_float_addr_ps, (void))
DEF_HELPER(void, do_float_mulr_ps, (void))
DEF_HELPER(uint64_t, do_float_addr_ps, (uint64_t fdt0, uint64_t fdt1))
DEF_HELPER(uint64_t, do_float_mulr_ps, (uint64_t fdt0, uint64_t fdt1))
#define FOP_PROTO(op) \
DEF_HELPER(void, do_float_ ## op ## _s, (void)) \
DEF_HELPER(void, do_float_ ## op ## _d, (void))
#define FOP_PROTO(op) \
DEF_HELPER(uint64_t, do_float_ ## op ## l_s, (uint32_t fst0)) \
DEF_HELPER(uint64_t, do_float_ ## op ## l_d, (uint64_t fdt0)) \
DEF_HELPER(uint32_t, do_float_ ## op ## w_s, (uint32_t fst0)) \
DEF_HELPER(uint32_t, do_float_ ## op ## w_d, (uint64_t fdt0))
FOP_PROTO(round)
FOP_PROTO(trunc)
FOP_PROTO(ceil)
FOP_PROTO(floor)
#undef FOP_PROTO
#define FOP_PROTO(op) \
DEF_HELPER(uint32_t, do_float_ ## op ## _s, (uint32_t fst0)) \
DEF_HELPER(uint64_t, do_float_ ## op ## _d, (uint64_t fdt0))
FOP_PROTO(sqrt)
FOP_PROTO(roundl)
FOP_PROTO(roundw)
FOP_PROTO(truncl)
FOP_PROTO(truncw)
FOP_PROTO(ceill)
FOP_PROTO(ceilw)
FOP_PROTO(floorl)
FOP_PROTO(floorw)
FOP_PROTO(rsqrt)
FOP_PROTO(recip)
#undef FOP_PROTO
#define FOP_PROTO(op) \
DEF_HELPER(void, do_float_ ## op ## _s, (void)) \
DEF_HELPER(void, do_float_ ## op ## _d, (void)) \
DEF_HELPER(void, do_float_ ## op ## _ps, (void))
#define FOP_PROTO(op) \
DEF_HELPER(uint32_t, do_float_ ## op ## _s, (uint32_t fst0)) \
DEF_HELPER(uint64_t, do_float_ ## op ## _d, (uint64_t fdt0)) \
DEF_HELPER(uint64_t, do_float_ ## op ## _ps, (uint64_t fdt0))
FOP_PROTO(abs)
FOP_PROTO(chs)
FOP_PROTO(recip1)
FOP_PROTO(rsqrt1)
#undef FOP_PROTO
#define FOP_PROTO(op) \
DEF_HELPER(uint32_t, do_float_ ## op ## _s, (uint32_t fst0, uint32_t fst2)) \
DEF_HELPER(uint64_t, do_float_ ## op ## _d, (uint64_t fdt0, uint64_t fdt2)) \
DEF_HELPER(uint64_t, do_float_ ## op ## _ps, (uint64_t fdt0, uint64_t fdt2))
FOP_PROTO(add)
FOP_PROTO(sub)
FOP_PROTO(mul)
FOP_PROTO(div)
FOP_PROTO(abs)
FOP_PROTO(chs)
FOP_PROTO(recip2)
FOP_PROTO(rsqrt2)
#undef FOP_PROTO
#define FOP_PROTO(op) \
DEF_HELPER(uint32_t, do_float_ ## op ## _s, (uint32_t fst0, uint32_t fst1, \
uint32_t fst2)) \
DEF_HELPER(uint64_t, do_float_ ## op ## _d, (uint64_t fdt0, uint64_t fdt1, \
uint64_t fdt2)) \
DEF_HELPER(uint64_t, do_float_ ## op ## _ps, (uint64_t fdt0, uint64_t fdt1, \
uint64_t fdt2))
FOP_PROTO(muladd)
FOP_PROTO(mulsub)
FOP_PROTO(nmuladd)
FOP_PROTO(nmulsub)
FOP_PROTO(recip1)
FOP_PROTO(recip2)
FOP_PROTO(rsqrt1)
FOP_PROTO(rsqrt2)
#undef FOP_PROTO
#define FOP_PROTO(op) \
DEF_HELPER(void, do_cmp_d_ ## op, (long cc)) \
DEF_HELPER(void, do_cmpabs_d_ ## op, (long cc)) \
DEF_HELPER(void, do_cmp_s_ ## op, (long cc)) \
DEF_HELPER(void, do_cmpabs_s_ ## op, (long cc)) \
DEF_HELPER(void, do_cmp_ps_ ## op, (long cc)) \
DEF_HELPER(void, do_cmpabs_ps_ ## op, (long cc))
#define FOP_PROTO(op) \
DEF_HELPER(void, do_cmp_d_ ## op, (uint64_t fdt0, uint64_t fdt1, int cc)) \
DEF_HELPER(void, do_cmpabs_d_ ## op, (uint64_t fdt0, uint64_t fdt1, int cc)) \
DEF_HELPER(void, do_cmp_s_ ## op, (uint32_t fst0, uint32_t fst1, int cc)) \
DEF_HELPER(void, do_cmpabs_s_ ## op, (uint32_t fst0, uint32_t fst1, int cc)) \
DEF_HELPER(void, do_cmp_ps_ ## op, (uint64_t fdt0, uint64_t fdt1, int cc)) \
DEF_HELPER(void, do_cmpabs_ps_ ## op, (uint64_t fdt0, uint64_t fdt1, int cc))
FOP_PROTO(f)
FOP_PROTO(un)
FOP_PROTO(eq)

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