mirror of https://gitee.com/openkylin/qemu.git
Use temporary registers for the MIPS FPU emulation.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4861 c046a42c-6fe2-441c-8c8c-71466251a162
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@ -171,20 +171,14 @@ typedef struct CPUMIPSState CPUMIPSState;
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struct CPUMIPSState {
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TCState active_tc;
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/* temporary hack for FP globals */
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#ifndef USE_HOST_FLOAT_REGS
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fpr_t ft0;
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fpr_t ft1;
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fpr_t ft2;
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#endif
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CPUMIPSMVPContext *mvp;
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CPUMIPSTLBContext *tlb;
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CPUMIPSFPUContext *fpu;
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uint32_t current_tc;
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uint32_t SEGBITS;
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target_ulong SEGMask;
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uint32_t PABITS;
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target_ulong SEGMask;
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target_ulong PAMask;
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int32_t CP0_Index;
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@ -10,29 +10,6 @@
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register struct CPUMIPSState *env asm(AREG0);
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#if defined (USE_HOST_FLOAT_REGS)
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#error "implement me."
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#else
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#define FDT0 (env->ft0.fd)
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#define FDT1 (env->ft1.fd)
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#define FDT2 (env->ft2.fd)
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#define FST0 (env->ft0.fs[FP_ENDIAN_IDX])
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#define FST1 (env->ft1.fs[FP_ENDIAN_IDX])
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#define FST2 (env->ft2.fs[FP_ENDIAN_IDX])
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#define FSTH0 (env->ft0.fs[!FP_ENDIAN_IDX])
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#define FSTH1 (env->ft1.fs[!FP_ENDIAN_IDX])
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#define FSTH2 (env->ft2.fs[!FP_ENDIAN_IDX])
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#define DT0 (env->ft0.d)
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#define DT1 (env->ft1.d)
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#define DT2 (env->ft2.d)
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#define WT0 (env->ft0.w[FP_ENDIAN_IDX])
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#define WT1 (env->ft1.w[FP_ENDIAN_IDX])
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#define WT2 (env->ft2.w[FP_ENDIAN_IDX])
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#define WTH0 (env->ft0.w[!FP_ENDIAN_IDX])
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#define WTH1 (env->ft1.w[!FP_ENDIAN_IDX])
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#define WTH2 (env->ft2.w[!FP_ENDIAN_IDX])
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#endif
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#include "cpu.h"
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#include "exec-all.h"
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@ -159,67 +159,85 @@ DEF_HELPER(target_ulong, do_yield, (target_ulong t0))
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DEF_HELPER(target_ulong, do_cfc1, (uint32_t reg))
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DEF_HELPER(void, do_ctc1, (target_ulong t0, uint32_t reg))
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DEF_HELPER(void, do_float_cvtd_s, (void))
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DEF_HELPER(void, do_float_cvtd_w, (void))
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DEF_HELPER(void, do_float_cvtd_l, (void))
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DEF_HELPER(void, do_float_cvtl_d, (void))
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DEF_HELPER(void, do_float_cvtl_s, (void))
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DEF_HELPER(void, do_float_cvtps_pw, (void))
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DEF_HELPER(void, do_float_cvtpw_ps, (void))
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DEF_HELPER(void, do_float_cvts_d, (void))
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DEF_HELPER(void, do_float_cvts_w, (void))
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DEF_HELPER(void, do_float_cvts_l, (void))
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DEF_HELPER(void, do_float_cvts_pl, (void))
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DEF_HELPER(void, do_float_cvts_pu, (void))
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DEF_HELPER(void, do_float_cvtw_s, (void))
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DEF_HELPER(void, do_float_cvtw_d, (void))
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DEF_HELPER(uint64_t, do_float_cvtd_s, (uint32_t fst0))
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DEF_HELPER(uint64_t, do_float_cvtd_w, (uint32_t wt0))
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DEF_HELPER(uint64_t, do_float_cvtd_l, (uint64_t dt0))
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DEF_HELPER(uint64_t, do_float_cvtl_d, (uint64_t fd0))
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DEF_HELPER(uint64_t, do_float_cvtl_s, (uint32_t fst0))
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DEF_HELPER(uint64_t, do_float_cvtps_pw, (uint64_t dt0))
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DEF_HELPER(uint64_t, do_float_cvtpw_ps, (uint64_t fdt0))
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DEF_HELPER(uint32_t, do_float_cvts_d, (uint64_t fd0))
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DEF_HELPER(uint32_t, do_float_cvts_w, (uint32_t wt0))
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DEF_HELPER(uint32_t, do_float_cvts_l, (uint64_t dt0))
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DEF_HELPER(uint32_t, do_float_cvts_pl, (uint32_t wt0))
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DEF_HELPER(uint32_t, do_float_cvts_pu, (uint32_t wth0))
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DEF_HELPER(uint32_t, do_float_cvtw_s, (uint32_t fst0))
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DEF_HELPER(uint32_t, do_float_cvtw_d, (uint64_t fd0))
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DEF_HELPER(void, do_float_addr_ps, (void))
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DEF_HELPER(void, do_float_mulr_ps, (void))
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DEF_HELPER(uint64_t, do_float_addr_ps, (uint64_t fdt0, uint64_t fdt1))
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DEF_HELPER(uint64_t, do_float_mulr_ps, (uint64_t fdt0, uint64_t fdt1))
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#define FOP_PROTO(op) \
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DEF_HELPER(void, do_float_ ## op ## _s, (void)) \
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DEF_HELPER(void, do_float_ ## op ## _d, (void))
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#define FOP_PROTO(op) \
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DEF_HELPER(uint64_t, do_float_ ## op ## l_s, (uint32_t fst0)) \
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DEF_HELPER(uint64_t, do_float_ ## op ## l_d, (uint64_t fdt0)) \
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DEF_HELPER(uint32_t, do_float_ ## op ## w_s, (uint32_t fst0)) \
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DEF_HELPER(uint32_t, do_float_ ## op ## w_d, (uint64_t fdt0))
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FOP_PROTO(round)
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FOP_PROTO(trunc)
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FOP_PROTO(ceil)
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FOP_PROTO(floor)
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#undef FOP_PROTO
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#define FOP_PROTO(op) \
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DEF_HELPER(uint32_t, do_float_ ## op ## _s, (uint32_t fst0)) \
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DEF_HELPER(uint64_t, do_float_ ## op ## _d, (uint64_t fdt0))
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FOP_PROTO(sqrt)
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FOP_PROTO(roundl)
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FOP_PROTO(roundw)
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FOP_PROTO(truncl)
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FOP_PROTO(truncw)
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FOP_PROTO(ceill)
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FOP_PROTO(ceilw)
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FOP_PROTO(floorl)
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FOP_PROTO(floorw)
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FOP_PROTO(rsqrt)
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FOP_PROTO(recip)
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#undef FOP_PROTO
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#define FOP_PROTO(op) \
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DEF_HELPER(void, do_float_ ## op ## _s, (void)) \
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DEF_HELPER(void, do_float_ ## op ## _d, (void)) \
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DEF_HELPER(void, do_float_ ## op ## _ps, (void))
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#define FOP_PROTO(op) \
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DEF_HELPER(uint32_t, do_float_ ## op ## _s, (uint32_t fst0)) \
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DEF_HELPER(uint64_t, do_float_ ## op ## _d, (uint64_t fdt0)) \
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DEF_HELPER(uint64_t, do_float_ ## op ## _ps, (uint64_t fdt0))
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FOP_PROTO(abs)
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FOP_PROTO(chs)
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FOP_PROTO(recip1)
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FOP_PROTO(rsqrt1)
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#undef FOP_PROTO
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#define FOP_PROTO(op) \
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DEF_HELPER(uint32_t, do_float_ ## op ## _s, (uint32_t fst0, uint32_t fst2)) \
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DEF_HELPER(uint64_t, do_float_ ## op ## _d, (uint64_t fdt0, uint64_t fdt2)) \
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DEF_HELPER(uint64_t, do_float_ ## op ## _ps, (uint64_t fdt0, uint64_t fdt2))
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FOP_PROTO(add)
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FOP_PROTO(sub)
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FOP_PROTO(mul)
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FOP_PROTO(div)
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FOP_PROTO(abs)
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FOP_PROTO(chs)
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FOP_PROTO(recip2)
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FOP_PROTO(rsqrt2)
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#undef FOP_PROTO
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#define FOP_PROTO(op) \
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DEF_HELPER(uint32_t, do_float_ ## op ## _s, (uint32_t fst0, uint32_t fst1, \
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uint32_t fst2)) \
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DEF_HELPER(uint64_t, do_float_ ## op ## _d, (uint64_t fdt0, uint64_t fdt1, \
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uint64_t fdt2)) \
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DEF_HELPER(uint64_t, do_float_ ## op ## _ps, (uint64_t fdt0, uint64_t fdt1, \
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uint64_t fdt2))
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FOP_PROTO(muladd)
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FOP_PROTO(mulsub)
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FOP_PROTO(nmuladd)
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FOP_PROTO(nmulsub)
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FOP_PROTO(recip1)
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FOP_PROTO(recip2)
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FOP_PROTO(rsqrt1)
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FOP_PROTO(rsqrt2)
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#undef FOP_PROTO
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#define FOP_PROTO(op) \
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DEF_HELPER(void, do_cmp_d_ ## op, (long cc)) \
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DEF_HELPER(void, do_cmpabs_d_ ## op, (long cc)) \
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DEF_HELPER(void, do_cmp_s_ ## op, (long cc)) \
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DEF_HELPER(void, do_cmpabs_s_ ## op, (long cc)) \
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DEF_HELPER(void, do_cmp_ps_ ## op, (long cc)) \
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DEF_HELPER(void, do_cmpabs_ps_ ## op, (long cc))
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#define FOP_PROTO(op) \
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DEF_HELPER(void, do_cmp_d_ ## op, (uint64_t fdt0, uint64_t fdt1, int cc)) \
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DEF_HELPER(void, do_cmpabs_d_ ## op, (uint64_t fdt0, uint64_t fdt1, int cc)) \
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DEF_HELPER(void, do_cmp_s_ ## op, (uint32_t fst0, uint32_t fst1, int cc)) \
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DEF_HELPER(void, do_cmpabs_s_ ## op, (uint32_t fst0, uint32_t fst1, int cc)) \
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DEF_HELPER(void, do_cmp_ps_ ## op, (uint64_t fdt0, uint64_t fdt1, int cc)) \
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DEF_HELPER(void, do_cmpabs_ps_ ## op, (uint64_t fdt0, uint64_t fdt1, int cc))
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FOP_PROTO(f)
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FOP_PROTO(un)
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FOP_PROTO(eq)
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