*
* Copyright (c) 2004-2005 Jocelyn Mayer
* Copyright (c) 2006 Marius Groeger (FPU operations)
+ * Copyright (c) 2007 Thiemo Seufer (64-bit FPU support)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
#ifdef TARGET_MIPS64
void op_dmult (void)
{
- CALL_FROM_TB0(do_dmult);
+ CALL_FROM_TB4(muls64, &(env->HI), &(env->LO), T0, T1);
RETURN();
}
void op_dmultu (void)
{
- CALL_FROM_TB0(do_dmultu);
+ CALL_FROM_TB4(mulu64, &(env->HI), &(env->LO), T0, T1);
RETURN();
}
#endif
OP_COND(eq, T0 == T1);
OP_COND(ne, T0 != T1);
-OP_COND(ge, (int32_t)T0 >= (int32_t)T1);
+OP_COND(ge, (target_long)T0 >= (target_long)T1);
OP_COND(geu, T0 >= T1);
-OP_COND(lt, (int32_t)T0 < (int32_t)T1);
+OP_COND(lt, (target_long)T0 < (target_long)T1);
OP_COND(ltu, T0 < T1);
-OP_COND(gez, (int32_t)T0 >= 0);
-OP_COND(gtz, (int32_t)T0 > 0);
-OP_COND(lez, (int32_t)T0 <= 0);
-OP_COND(ltz, (int32_t)T0 < 0);
+OP_COND(gez, (target_long)T0 >= 0);
+OP_COND(gtz, (target_long)T0 > 0);
+OP_COND(lez, (target_long)T0 <= 0);
+OP_COND(ltz, (target_long)T0 < 0);
/* Branches */
-//#undef USE_DIRECT_JUMP
-
void OPPROTO op_goto_tb0(void)
{
GOTO_TB(op_goto_tb0, PARAM1, 0);
RETURN();
}
+#ifdef TARGET_MIPS64
+void op_save_btarget64 (void)
+{
+ env->btarget = ((uint64_t)PARAM1 << 32) | (uint32_t)PARAM2;
+ RETURN();
+}
+#endif
+
/* Conditional branch */
void op_set_bcond (void)
{
RETURN();
}
-void op_mfc0_watchlo0 (void)
+void op_mfc0_watchlo (void)
{
- T0 = (int32_t)env->CP0_WatchLo;
+ T0 = (int32_t)env->CP0_WatchLo[PARAM1];
RETURN();
}
-void op_mfc0_watchhi0 (void)
+void op_mfc0_watchhi (void)
{
- T0 = env->CP0_WatchHi;
+ T0 = env->CP0_WatchHi[PARAM1];
RETURN();
}
{
/* Large physaddr not implemented */
/* 1k pages not implemented */
- env->CP0_EntryLo0 = (int32_t)T0 & 0x3FFFFFFF;
+ env->CP0_EntryLo0 = T0 & 0x3FFFFFFF;
RETURN();
}
{
/* Large physaddr not implemented */
/* 1k pages not implemented */
- env->CP0_EntryLo1 = (int32_t)T0 & 0x3FFFFFFF;
+ env->CP0_EntryLo1 = T0 & 0x3FFFFFFF;
RETURN();
}
void op_mtc0_pagemask (void)
{
/* 1k pages not implemented */
- env->CP0_PageMask = T0 & 0x1FFFE000;
+ env->CP0_PageMask = T0 & (0x1FFFFFFF & (TARGET_PAGE_MASK << 1));
RETURN();
}
target_ulong old, val;
/* 1k pages not implemented */
- /* Ignore MIPS64 TLB for now */
- val = (target_ulong)(int32_t)T0 & ~(target_ulong)0x1F00;
+ val = T0 & ((TARGET_PAGE_MASK << 1) | 0xFF);
+#ifdef TARGET_MIPS64
+ val &= env->SEGMask;
+#endif
old = env->CP0_EntryHi;
env->CP0_EntryHi = val;
/* If the ASID changes, flush qemu's TLB. */
uint32_t val, old;
uint32_t mask = env->Status_rw_bitmask;
- /* No reverse endianness, no MDMX/DSP, no 64bit ops,
- no 64bit addressing implemented. */
- val = (int32_t)T0 & mask;
+ /* No reverse endianness, no MDMX/DSP implemented. */
+ val = T0 & mask;
old = env->CP0_Status;
if (!(val & (1 << CP0St_EXL)) &&
!(val & (1 << CP0St_ERL)) &&
!(env->hflags & MIPS_HFLAG_DM) &&
(val & (1 << CP0St_UM)))
env->hflags |= MIPS_HFLAG_UM;
+#ifdef TARGET_MIPS64
+ if ((env->hflags & MIPS_HFLAG_UM) &&
+ !(val & (1 << CP0St_PX)) &&
+ !(val & (1 << CP0St_UX)))
+ env->hflags &= ~MIPS_HFLAG_64;
+#endif
+ if (val & (1 << CP0St_CU1))
+ env->hflags |= MIPS_HFLAG_FPU;
+ else
+ env->hflags &= ~MIPS_HFLAG_FPU;
+ if (val & (1 << CP0St_FR))
+ env->hflags |= MIPS_HFLAG_F64;
+ else
+ env->hflags &= ~MIPS_HFLAG_F64;
env->CP0_Status = (env->CP0_Status & ~mask) | val;
if (loglevel & CPU_LOG_EXEC)
CALL_FROM_TB2(do_mtc0_status_debug, old, val);
void op_mtc0_epc (void)
{
- env->CP0_EPC = (int32_t)T0;
+ env->CP0_EPC = T0;
RETURN();
}
void op_mtc0_config0 (void)
{
-#if defined(MIPS_USES_R4K_TLB)
- /* Fixed mapping MMU not implemented */
- env->CP0_Config0 = (env->CP0_Config0 & 0x8017FF88) | (T0 & 0x00000001);
-#else
- env->CP0_Config0 = (env->CP0_Config0 & 0xFE17FF88) | (T0 & 0x00000001);
-#endif
+ env->CP0_Config0 = (env->CP0_Config0 & 0x81FFFFF8) | (T0 & 0x00000007);
RETURN();
}
RETURN();
}
-void op_mtc0_watchlo0 (void)
+void op_mtc0_watchlo (void)
{
/* Watch exceptions for instructions, data loads, data stores
not implemented. */
- env->CP0_WatchLo = (int32_t)(T0 & ~0x7);
+ env->CP0_WatchLo[PARAM1] = (T0 & ~0x7);
RETURN();
}
-void op_mtc0_watchhi0 (void)
+void op_mtc0_watchhi (void)
{
- env->CP0_WatchHi = (T0 & 0x40FF0FF8);
- env->CP0_WatchHi &= ~(env->CP0_WatchHi & T0 & 0x7);
+ env->CP0_WatchHi[PARAM1] = (T0 & 0x40FF0FF8);
+ env->CP0_WatchHi[PARAM1] &= ~(env->CP0_WatchHi[PARAM1] & T0 & 0x7);
RETURN();
}
void op_mtc0_depc (void)
{
- env->CP0_DEPC = (int32_t)T0;
+ env->CP0_DEPC = T0;
RETURN();
}
void op_mtc0_errorepc (void)
{
- env->CP0_ErrorEPC = (int32_t)T0;
+ env->CP0_ErrorEPC = T0;
RETURN();
}
}
#ifdef TARGET_MIPS64
+void op_mtc0_xcontext (void)
+{
+ target_ulong mask = (1ULL << (env->SEGBITS - 7)) - 1;
+ env->CP0_XContext = (env->CP0_XContext & mask) | (T0 & ~mask);
+ RETURN();
+}
+
void op_dmfc0_entrylo0 (void)
{
T0 = env->CP0_EntryLo0;
RETURN();
}
-void op_dmfc0_watchlo0 (void)
+void op_dmfc0_watchlo (void)
{
- T0 = env->CP0_WatchLo;
+ T0 = env->CP0_WatchLo[PARAM1];
RETURN();
}
T0 = env->CP0_ErrorEPC;
RETURN();
}
-
-void op_dmtc0_entrylo0 (void)
-{
- /* Large physaddr not implemented */
- /* 1k pages not implemented */
- env->CP0_EntryLo0 = T0 & 0x3FFFFFFF;
- RETURN();
-}
-
-void op_dmtc0_entrylo1 (void)
-{
- /* Large physaddr not implemented */
- /* 1k pages not implemented */
- env->CP0_EntryLo1 = T0 & 0x3FFFFFFF;
- RETURN();
-}
-
-void op_dmtc0_context (void)
-{
- env->CP0_Context = (env->CP0_Context & 0x007FFFFF) | (T0 & ~0x007FFFFF);
- RETURN();
-}
-
-void op_dmtc0_epc (void)
-{
- env->CP0_EPC = T0;
- RETURN();
-}
-
-void op_dmtc0_watchlo0 (void)
-{
- /* Watch exceptions for instructions, data loads, data stores
- not implemented. */
- env->CP0_WatchLo = T0 & ~0x7;
- RETURN();
-}
-
-void op_dmtc0_xcontext (void)
-{
- env->CP0_XContext = (env->CP0_XContext & 0xffffffff) | (T0 & ~0xffffffff);
- RETURN();
-}
-
-void op_dmtc0_depc (void)
-{
- env->CP0_DEPC = T0;
- RETURN();
-}
-
-void op_dmtc0_errorepc (void)
-{
- env->CP0_ErrorEPC = T0;
- RETURN();
-}
#endif /* TARGET_MIPS64 */
/* CP1 functions */
RETURN();
}
-void op_cp1_enabled(void)
-{
- if (!(env->CP0_Status & (1 << CP0St_CU1))) {
- CALL_FROM_TB2(do_raise_exception_err, EXCP_CpU, 1);
- }
- RETURN();
-}
-
-/* convert MIPS rounding mode in FCR31 to IEEE library */
-unsigned int ieee_rm[] = {
- float_round_nearest_even,
- float_round_to_zero,
- float_round_up,
- float_round_down
-};
-
-#define RESTORE_ROUNDING_MODE \
- set_float_rounding_mode(ieee_rm[env->fcr31 & 3], &env->fp_status)
-
-inline char ieee_ex_to_mips(char xcpt)
-{
- return (xcpt & float_flag_inexact) >> 5 |
- (xcpt & float_flag_underflow) >> 3 |
- (xcpt & float_flag_overflow) >> 1 |
- (xcpt & float_flag_divbyzero) << 1 |
- (xcpt & float_flag_invalid) << 4;
-}
-
-inline char mips_ex_to_ieee(char xcpt)
-{
- return (xcpt & FP_INEXACT) << 5 |
- (xcpt & FP_UNDERFLOW) << 3 |
- (xcpt & FP_OVERFLOW) << 1 |
- (xcpt & FP_DIV0) >> 1 |
- (xcpt & FP_INVALID) >> 4;
-}
-
-inline void update_fcr31(void)
-{
- int tmp = ieee_ex_to_mips(get_float_exception_flags(&env->fp_status));
-
- SET_FP_CAUSE(env->fcr31, tmp);
- if (GET_FP_ENABLE(env->fcr31) & tmp)
- CALL_FROM_TB1(do_raise_exception, EXCP_FPE);
- else
- UPDATE_FP_FLAGS(env->fcr31, tmp);
-}
-
-
void op_cfc1 (void)
{
switch (T1) {
void op_ctc1 (void)
{
- switch(T1) {
- case 25:
- if (T0 & 0xffffff00)
- goto leave;
- env->fcr31 = (env->fcr31 & 0x017fffff) | ((T0 & 0xfe) << 24) |
- ((T0 & 0x1) << 23);
- break;
- case 26:
- if (T0 & 0x007c0000)
- goto leave;
- env->fcr31 = (env->fcr31 & 0xfffc0f83) | (T0 & 0x0003f07c);
- break;
- case 28:
- if (T0 & 0x007c0000)
- goto leave;
- env->fcr31 = (env->fcr31 & 0xfefff07c) | (T0 & 0x00000f83) |
- ((T0 & 0x4) << 22);
- break;
- case 31:
- if (T0 & 0x007c0000)
- goto leave;
- env->fcr31 = T0;
- break;
- default:
- goto leave;
- }
- /* set rounding mode */
- RESTORE_ROUNDING_MODE;
- set_float_exception_flags(0, &env->fp_status);
- if ((GET_FP_ENABLE(env->fcr31) | 0x20) & GET_FP_CAUSE(env->fcr31))
- CALL_FROM_TB1(do_raise_exception, EXCP_FPE);
- leave:
+ CALL_FROM_TB0(do_ctc1);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvtd, s)
{
- set_float_exception_flags(0, &env->fp_status);
- FDT2 = float32_to_float64(FST0, &env->fp_status);
- update_fcr31();
+ CALL_FROM_TB0(do_float_cvtd_s);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvtd, w)
{
- set_float_exception_flags(0, &env->fp_status);
- FDT2 = int32_to_float64(WT0, &env->fp_status);
- update_fcr31();
+ CALL_FROM_TB0(do_float_cvtd_w);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvtd, l)
{
- set_float_exception_flags(0, &env->fp_status);
- FDT2 = int64_to_float64(DT0, &env->fp_status);
- update_fcr31();
+ CALL_FROM_TB0(do_float_cvtd_l);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvtl, d)
{
- set_float_exception_flags(0, &env->fp_status);
- DT2 = float64_to_int64(FDT0, &env->fp_status);
- update_fcr31();
- if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
- DT2 = 0x7fffffffffffffffULL;
+ CALL_FROM_TB0(do_float_cvtl_d);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvtl, s)
{
- set_float_exception_flags(0, &env->fp_status);
- DT2 = float32_to_int64(FST0, &env->fp_status);
- update_fcr31();
- if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
- DT2 = 0x7fffffffffffffffULL;
+ CALL_FROM_TB0(do_float_cvtl_s);
DEBUG_FPU_STATE();
RETURN();
}
}
FLOAT_OP(cvtps, pw)
{
- set_float_exception_flags(0, &env->fp_status);
- FST2 = int32_to_float32(WT0, &env->fp_status);
- FSTH2 = int32_to_float32(WTH0, &env->fp_status);
- update_fcr31();
+ CALL_FROM_TB0(do_float_cvtps_pw);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvtpw, ps)
{
- set_float_exception_flags(0, &env->fp_status);
- WT2 = float32_to_int32(FST0, &env->fp_status);
- WTH2 = float32_to_int32(FSTH0, &env->fp_status);
- update_fcr31();
- if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
- WT2 = 0x7fffffff;
+ CALL_FROM_TB0(do_float_cvtpw_ps);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvts, d)
{
- set_float_exception_flags(0, &env->fp_status);
- FST2 = float64_to_float32(FDT0, &env->fp_status);
- update_fcr31();
+ CALL_FROM_TB0(do_float_cvts_d);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvts, w)
{
- set_float_exception_flags(0, &env->fp_status);
- FST2 = int32_to_float32(WT0, &env->fp_status);
- update_fcr31();
+ CALL_FROM_TB0(do_float_cvts_w);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvts, l)
{
- set_float_exception_flags(0, &env->fp_status);
- FST2 = int64_to_float32(DT0, &env->fp_status);
- update_fcr31();
+ CALL_FROM_TB0(do_float_cvts_l);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvts, pl)
{
- set_float_exception_flags(0, &env->fp_status);
- WT2 = WT0;
- update_fcr31();
+ CALL_FROM_TB0(do_float_cvts_pl);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvts, pu)
{
- set_float_exception_flags(0, &env->fp_status);
- WT2 = WTH0;
- update_fcr31();
+ CALL_FROM_TB0(do_float_cvts_pu);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvtw, s)
{
- set_float_exception_flags(0, &env->fp_status);
- WT2 = float32_to_int32(FST0, &env->fp_status);
- update_fcr31();
- if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
- WT2 = 0x7fffffff;
+ CALL_FROM_TB0(do_float_cvtw_s);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvtw, d)
{
- set_float_exception_flags(0, &env->fp_status);
- WT2 = float64_to_int32(FDT0, &env->fp_status);
- update_fcr31();
- if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
- WT2 = 0x7fffffff;
+ CALL_FROM_TB0(do_float_cvtw_d);
DEBUG_FPU_STATE();
RETURN();
}
RETURN();
}
-FLOAT_OP(roundl, d)
-{
- set_float_rounding_mode(float_round_nearest_even, &env->fp_status);
- DT2 = float64_round_to_int(FDT0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
- DEBUG_FPU_STATE();
- RETURN();
-}
-FLOAT_OP(roundl, s)
-{
- set_float_rounding_mode(float_round_nearest_even, &env->fp_status);
- DT2 = float32_round_to_int(FST0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
- DEBUG_FPU_STATE();
- RETURN();
-}
-FLOAT_OP(roundw, d)
-{
- set_float_rounding_mode(float_round_nearest_even, &env->fp_status);
- WT2 = float64_round_to_int(FDT0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
- DEBUG_FPU_STATE();
- RETURN();
-}
-FLOAT_OP(roundw, s)
-{
- set_float_rounding_mode(float_round_nearest_even, &env->fp_status);
- WT2 = float32_round_to_int(FST0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
- DEBUG_FPU_STATE();
- RETURN();
+#define FLOAT_ROUNDOP(op, ttype, stype) \
+FLOAT_OP(op ## ttype, stype) \
+{ \
+ CALL_FROM_TB0(do_float_ ## op ## ttype ## _ ## stype); \
+ DEBUG_FPU_STATE(); \
+ RETURN(); \
}
-FLOAT_OP(truncl, d)
-{
- DT2 = float64_to_int64_round_to_zero(FDT0, &env->fp_status);
- DEBUG_FPU_STATE();
- RETURN();
-}
-FLOAT_OP(truncl, s)
-{
- DT2 = float32_to_int64_round_to_zero(FST0, &env->fp_status);
- DEBUG_FPU_STATE();
- RETURN();
-}
-FLOAT_OP(truncw, d)
-{
- WT2 = float64_to_int32_round_to_zero(FDT0, &env->fp_status);
- DEBUG_FPU_STATE();
- RETURN();
-}
-FLOAT_OP(truncw, s)
-{
- WT2 = float32_to_int32_round_to_zero(FST0, &env->fp_status);
- DEBUG_FPU_STATE();
- RETURN();
-}
+FLOAT_ROUNDOP(round, l, d)
+FLOAT_ROUNDOP(round, l, s)
+FLOAT_ROUNDOP(round, w, d)
+FLOAT_ROUNDOP(round, w, s)
-FLOAT_OP(ceill, d)
-{
- set_float_rounding_mode(float_round_up, &env->fp_status);
- DT2 = float64_round_to_int(FDT0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
- DEBUG_FPU_STATE();
- RETURN();
-}
-FLOAT_OP(ceill, s)
-{
- set_float_rounding_mode(float_round_up, &env->fp_status);
- DT2 = float32_round_to_int(FST0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
- DEBUG_FPU_STATE();
- RETURN();
-}
-FLOAT_OP(ceilw, d)
-{
- set_float_rounding_mode(float_round_up, &env->fp_status);
- WT2 = float64_round_to_int(FDT0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
- DEBUG_FPU_STATE();
- RETURN();
-}
-FLOAT_OP(ceilw, s)
-{
- set_float_rounding_mode(float_round_up, &env->fp_status);
- WT2 = float32_round_to_int(FST0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
- DEBUG_FPU_STATE();
- RETURN();
-}
+FLOAT_ROUNDOP(trunc, l, d)
+FLOAT_ROUNDOP(trunc, l, s)
+FLOAT_ROUNDOP(trunc, w, d)
+FLOAT_ROUNDOP(trunc, w, s)
-FLOAT_OP(floorl, d)
-{
- set_float_rounding_mode(float_round_down, &env->fp_status);
- DT2 = float64_round_to_int(FDT0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
- DEBUG_FPU_STATE();
- RETURN();
-}
-FLOAT_OP(floorl, s)
-{
- set_float_rounding_mode(float_round_down, &env->fp_status);
- DT2 = float32_round_to_int(FST0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
- DEBUG_FPU_STATE();
- RETURN();
-}
-FLOAT_OP(floorw, d)
-{
- set_float_rounding_mode(float_round_down, &env->fp_status);
- WT2 = float64_round_to_int(FDT0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
- DEBUG_FPU_STATE();
- RETURN();
-}
-FLOAT_OP(floorw, s)
-{
- set_float_rounding_mode(float_round_down, &env->fp_status);
- WT2 = float32_round_to_int(FST0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
- DEBUG_FPU_STATE();
- RETURN();
-}
+FLOAT_ROUNDOP(ceil, l, d)
+FLOAT_ROUNDOP(ceil, l, s)
+FLOAT_ROUNDOP(ceil, w, d)
+FLOAT_ROUNDOP(ceil, w, s)
+
+FLOAT_ROUNDOP(floor, l, d)
+FLOAT_ROUNDOP(floor, l, s)
+FLOAT_ROUNDOP(floor, w, d)
+FLOAT_ROUNDOP(floor, w, s)
+#undef FLOAR_ROUNDOP
FLOAT_OP(movf, d)
{
RETURN();
}
-/* binary operations */
-#define FLOAT_BINOP(name) \
+/* operations calling helpers, for s, d and ps */
+#define FLOAT_HOP(name) \
FLOAT_OP(name, d) \
{ \
- set_float_exception_flags(0, &env->fp_status); \
- FDT2 = float64_ ## name (FDT0, FDT1, &env->fp_status); \
- update_fcr31(); \
+ CALL_FROM_TB0(do_float_ ## name ## _d); \
DEBUG_FPU_STATE(); \
+ RETURN(); \
} \
FLOAT_OP(name, s) \
{ \
- set_float_exception_flags(0, &env->fp_status); \
- FST2 = float32_ ## name (FST0, FST1, &env->fp_status); \
- update_fcr31(); \
+ CALL_FROM_TB0(do_float_ ## name ## _s); \
+ DEBUG_FPU_STATE(); \
+ RETURN(); \
+} \
+FLOAT_OP(name, ps) \
+{ \
+ CALL_FROM_TB0(do_float_ ## name ## _ps); \
+ DEBUG_FPU_STATE(); \
+ RETURN(); \
+}
+FLOAT_HOP(add)
+FLOAT_HOP(sub)
+FLOAT_HOP(mul)
+FLOAT_HOP(div)
+FLOAT_HOP(recip2)
+FLOAT_HOP(rsqrt2)
+FLOAT_HOP(rsqrt1)
+FLOAT_HOP(recip1)
+#undef FLOAT_HOP
+
+/* operations calling helpers, for s and d */
+#define FLOAT_HOP(name) \
+FLOAT_OP(name, d) \
+{ \
+ CALL_FROM_TB0(do_float_ ## name ## _d); \
DEBUG_FPU_STATE(); \
+ RETURN(); \
} \
+FLOAT_OP(name, s) \
+{ \
+ CALL_FROM_TB0(do_float_ ## name ## _s); \
+ DEBUG_FPU_STATE(); \
+ RETURN(); \
+}
+FLOAT_HOP(rsqrt)
+FLOAT_HOP(recip)
+#undef FLOAT_HOP
+
+/* operations calling helpers, for ps */
+#define FLOAT_HOP(name) \
FLOAT_OP(name, ps) \
{ \
- set_float_exception_flags(0, &env->fp_status); \
- FST2 = float32_ ## name (FST0, FST1, &env->fp_status); \
- FSTH2 = float32_ ## name (FSTH0, FSTH1, &env->fp_status); \
- update_fcr31(); \
+ CALL_FROM_TB0(do_float_ ## name ## _ps); \
DEBUG_FPU_STATE(); \
+ RETURN(); \
}
-FLOAT_BINOP(add)
-FLOAT_BINOP(sub)
-FLOAT_BINOP(mul)
-FLOAT_BINOP(div)
-#undef FLOAT_BINOP
+FLOAT_HOP(addr)
+FLOAT_HOP(mulr)
+#undef FLOAT_HOP
/* ternary operations */
#define FLOAT_TERNOP(name1, name2) \
FDT0 = float64_ ## name1 (FDT0, FDT1, &env->fp_status); \
FDT2 = float64_ ## name2 (FDT0, FDT2, &env->fp_status); \
DEBUG_FPU_STATE(); \
+ RETURN(); \
} \
FLOAT_OP(name1 ## name2, s) \
{ \
FST0 = float32_ ## name1 (FST0, FST1, &env->fp_status); \
FST2 = float32_ ## name2 (FST0, FST2, &env->fp_status); \
DEBUG_FPU_STATE(); \
+ RETURN(); \
} \
FLOAT_OP(name1 ## name2, ps) \
{ \
FST2 = float32_ ## name2 (FST0, FST2, &env->fp_status); \
FSTH2 = float32_ ## name2 (FSTH0, FSTH2, &env->fp_status); \
DEBUG_FPU_STATE(); \
+ RETURN(); \
}
FLOAT_TERNOP(mul, add)
FLOAT_TERNOP(mul, sub)
#undef FLOAT_TERNOP
+/* negated ternary operations */
+#define FLOAT_NTERNOP(name1, name2) \
+FLOAT_OP(n ## name1 ## name2, d) \
+{ \
+ FDT0 = float64_ ## name1 (FDT0, FDT1, &env->fp_status); \
+ FDT2 = float64_ ## name2 (FDT0, FDT2, &env->fp_status); \
+ FDT2 ^= 1ULL << 63; \
+ DEBUG_FPU_STATE(); \
+ RETURN(); \
+} \
+FLOAT_OP(n ## name1 ## name2, s) \
+{ \
+ FST0 = float32_ ## name1 (FST0, FST1, &env->fp_status); \
+ FST2 = float32_ ## name2 (FST0, FST2, &env->fp_status); \
+ FST2 ^= 1 << 31; \
+ DEBUG_FPU_STATE(); \
+ RETURN(); \
+} \
+FLOAT_OP(n ## name1 ## name2, ps) \
+{ \
+ FST0 = float32_ ## name1 (FST0, FST1, &env->fp_status); \
+ FSTH0 = float32_ ## name1 (FSTH0, FSTH1, &env->fp_status); \
+ FST2 = float32_ ## name2 (FST0, FST2, &env->fp_status); \
+ FSTH2 = float32_ ## name2 (FSTH0, FSTH2, &env->fp_status); \
+ FST2 ^= 1 << 31; \
+ FSTH2 ^= 1 << 31; \
+ DEBUG_FPU_STATE(); \
+ RETURN(); \
+}
+FLOAT_NTERNOP(mul, add)
+FLOAT_NTERNOP(mul, sub)
+#undef FLOAT_NTERNOP
+
/* unary operations, modifying fp status */
#define FLOAT_UNOP(name) \
FLOAT_OP(name, d) \
{ \
FDT2 = float64_ ## name(FDT0, &env->fp_status); \
DEBUG_FPU_STATE(); \
+ RETURN(); \
} \
FLOAT_OP(name, s) \
{ \
FST2 = float32_ ## name(FST0, &env->fp_status); \
DEBUG_FPU_STATE(); \
-} \
-FLOAT_OP(name, ps) \
-{ \
- FST2 = float32_ ## name(FST0, &env->fp_status); \
- FSTH2 = float32_ ## name(FSTH0, &env->fp_status); \
- DEBUG_FPU_STATE(); \
+ RETURN(); \
}
FLOAT_UNOP(sqrt)
#undef FLOAT_UNOP
{ \
FDT2 = float64_ ## name(FDT0); \
DEBUG_FPU_STATE(); \
+ RETURN(); \
} \
FLOAT_OP(name, s) \
{ \
FST2 = float32_ ## name(FST0); \
DEBUG_FPU_STATE(); \
+ RETURN(); \
} \
FLOAT_OP(name, ps) \
{ \
FST2 = float32_ ## name(FST0); \
FSTH2 = float32_ ## name(FSTH0); \
DEBUG_FPU_STATE(); \
+ RETURN(); \
}
FLOAT_UNOP(abs)
FLOAT_UNOP(chs)
extern void dump_fpu_s(CPUState *env);
-#define FOP_COND_D(op, cond) \
-void op_cmp_d_ ## op (void) \
-{ \
- int c = cond; \
- update_fcr31(); \
- if (c) \
- SET_FP_COND(PARAM1, env); \
- else \
- CLEAR_FP_COND(PARAM1, env); \
- DEBUG_FPU_STATE(); \
- RETURN(); \
-}
-
-int float64_is_unordered(int sig, float64 a, float64 b STATUS_PARAM)
-{
- if (float64_is_signaling_nan(a) ||
- float64_is_signaling_nan(b) ||
- (sig && (float64_is_nan(a) || float64_is_nan(b)))) {
- float_raise(float_flag_invalid, status);
- return 1;
- } else if (float64_is_nan(a) || float64_is_nan(b)) {
- return 1;
- } else {
- return 0;
- }
-}
-
-/* NOTE: the comma operator will make "cond" to eval to false,
- * but float*_is_unordered() is still called. */
-FOP_COND_D(f, (float64_is_unordered(0, FDT1, FDT0, &env->fp_status), 0))
-FOP_COND_D(un, float64_is_unordered(0, FDT1, FDT0, &env->fp_status))
-FOP_COND_D(eq, !float64_is_unordered(0, FDT1, FDT0, &env->fp_status) && float64_eq(FDT0, FDT1, &env->fp_status))
-FOP_COND_D(ueq, float64_is_unordered(0, FDT1, FDT0, &env->fp_status) || float64_eq(FDT0, FDT1, &env->fp_status))
-FOP_COND_D(olt, !float64_is_unordered(0, FDT1, FDT0, &env->fp_status) && float64_lt(FDT0, FDT1, &env->fp_status))
-FOP_COND_D(ult, float64_is_unordered(0, FDT1, FDT0, &env->fp_status) || float64_lt(FDT0, FDT1, &env->fp_status))
-FOP_COND_D(ole, !float64_is_unordered(0, FDT1, FDT0, &env->fp_status) && float64_le(FDT0, FDT1, &env->fp_status))
-FOP_COND_D(ule, float64_is_unordered(0, FDT1, FDT0, &env->fp_status) || float64_le(FDT0, FDT1, &env->fp_status))
-/* NOTE: the comma operator will make "cond" to eval to false,
- * but float*_is_unordered() is still called. */
-FOP_COND_D(sf, (float64_is_unordered(1, FDT1, FDT0, &env->fp_status), 0))
-FOP_COND_D(ngle,float64_is_unordered(1, FDT1, FDT0, &env->fp_status))
-FOP_COND_D(seq, !float64_is_unordered(1, FDT1, FDT0, &env->fp_status) && float64_eq(FDT0, FDT1, &env->fp_status))
-FOP_COND_D(ngl, float64_is_unordered(1, FDT1, FDT0, &env->fp_status) || float64_eq(FDT0, FDT1, &env->fp_status))
-FOP_COND_D(lt, !float64_is_unordered(1, FDT1, FDT0, &env->fp_status) && float64_lt(FDT0, FDT1, &env->fp_status))
-FOP_COND_D(nge, float64_is_unordered(1, FDT1, FDT0, &env->fp_status) || float64_lt(FDT0, FDT1, &env->fp_status))
-FOP_COND_D(le, !float64_is_unordered(1, FDT1, FDT0, &env->fp_status) && float64_le(FDT0, FDT1, &env->fp_status))
-FOP_COND_D(ngt, float64_is_unordered(1, FDT1, FDT0, &env->fp_status) || float64_le(FDT0, FDT1, &env->fp_status))
-
-#define FOP_COND_S(op, cond) \
-void op_cmp_s_ ## op (void) \
-{ \
- int c = cond; \
- update_fcr31(); \
- if (c) \
- SET_FP_COND(PARAM1, env); \
- else \
- CLEAR_FP_COND(PARAM1, env); \
- DEBUG_FPU_STATE(); \
- RETURN(); \
-}
-
-flag float32_is_unordered(int sig, float32 a, float32 b STATUS_PARAM)
-{
- extern flag float32_is_nan(float32 a);
- if (float32_is_signaling_nan(a) ||
- float32_is_signaling_nan(b) ||
- (sig && (float32_is_nan(a) || float32_is_nan(b)))) {
- float_raise(float_flag_invalid, status);
- return 1;
- } else if (float32_is_nan(a) || float32_is_nan(b)) {
- return 1;
- } else {
- return 0;
- }
-}
-
-/* NOTE: the comma operator will make "cond" to eval to false,
- * but float*_is_unordered() is still called. */
-FOP_COND_S(f, (float32_is_unordered(0, FST1, FST0, &env->fp_status), 0))
-FOP_COND_S(un, float32_is_unordered(0, FST1, FST0, &env->fp_status))
-FOP_COND_S(eq, !float32_is_unordered(0, FST1, FST0, &env->fp_status) && float32_eq(FST0, FST1, &env->fp_status))
-FOP_COND_S(ueq, float32_is_unordered(0, FST1, FST0, &env->fp_status) || float32_eq(FST0, FST1, &env->fp_status))
-FOP_COND_S(olt, !float32_is_unordered(0, FST1, FST0, &env->fp_status) && float32_lt(FST0, FST1, &env->fp_status))
-FOP_COND_S(ult, float32_is_unordered(0, FST1, FST0, &env->fp_status) || float32_lt(FST0, FST1, &env->fp_status))
-FOP_COND_S(ole, !float32_is_unordered(0, FST1, FST0, &env->fp_status) && float32_le(FST0, FST1, &env->fp_status))
-FOP_COND_S(ule, float32_is_unordered(0, FST1, FST0, &env->fp_status) || float32_le(FST0, FST1, &env->fp_status))
-/* NOTE: the comma operator will make "cond" to eval to false,
- * but float*_is_unordered() is still called. */
-FOP_COND_S(sf, (float32_is_unordered(1, FST1, FST0, &env->fp_status), 0))
-FOP_COND_S(ngle,float32_is_unordered(1, FST1, FST0, &env->fp_status))
-FOP_COND_S(seq, !float32_is_unordered(1, FST1, FST0, &env->fp_status) && float32_eq(FST0, FST1, &env->fp_status))
-FOP_COND_S(ngl, float32_is_unordered(1, FST1, FST0, &env->fp_status) || float32_eq(FST0, FST1, &env->fp_status))
-FOP_COND_S(lt, !float32_is_unordered(1, FST1, FST0, &env->fp_status) && float32_lt(FST0, FST1, &env->fp_status))
-FOP_COND_S(nge, float32_is_unordered(1, FST1, FST0, &env->fp_status) || float32_lt(FST0, FST1, &env->fp_status))
-FOP_COND_S(le, !float32_is_unordered(1, FST1, FST0, &env->fp_status) && float32_le(FST0, FST1, &env->fp_status))
-FOP_COND_S(ngt, float32_is_unordered(1, FST1, FST0, &env->fp_status) || float32_le(FST0, FST1, &env->fp_status))
-
-#define FOP_COND_PS(op, condl, condh) \
-void op_cmp_ps_ ## op (void) \
-{ \
- int cl = condl; \
- int ch = condh; \
- update_fcr31(); \
- if (cl) \
- SET_FP_COND(PARAM1, env); \
- else \
- CLEAR_FP_COND(PARAM1, env); \
- if (ch) \
- SET_FP_COND(PARAM1 + 1, env); \
- else \
- CLEAR_FP_COND(PARAM1 + 1, env); \
- DEBUG_FPU_STATE(); \
- RETURN(); \
-}
-
-/* NOTE: the comma operator will make "cond" to eval to false,
- * but float*_is_unordered() is still called. */
-FOP_COND_PS(f, (float32_is_unordered(0, FST1, FST0, &env->fp_status), 0),
- (float32_is_unordered(0, FSTH1, FSTH0, &env->fp_status), 0))
-FOP_COND_PS(un, float32_is_unordered(0, FST1, FST0, &env->fp_status),
- float32_is_unordered(0, FSTH1, FSTH0, &env->fp_status))
-FOP_COND_PS(eq, !float32_is_unordered(0, FST1, FST0, &env->fp_status) && float32_eq(FST0, FST1, &env->fp_status),
- !float32_is_unordered(0, FSTH1, FSTH0, &env->fp_status) && float32_eq(FSTH0, FSTH1, &env->fp_status))
-FOP_COND_PS(ueq, float32_is_unordered(0, FST1, FST0, &env->fp_status) || float32_eq(FST0, FST1, &env->fp_status),
- float32_is_unordered(0, FSTH1, FSTH0, &env->fp_status) || float32_eq(FSTH0, FSTH1, &env->fp_status))
-FOP_COND_PS(olt, !float32_is_unordered(0, FST1, FST0, &env->fp_status) && float32_lt(FST0, FST1, &env->fp_status),
- !float32_is_unordered(0, FSTH1, FSTH0, &env->fp_status) && float32_lt(FSTH0, FSTH1, &env->fp_status))
-FOP_COND_PS(ult, float32_is_unordered(0, FST1, FST0, &env->fp_status) || float32_lt(FST0, FST1, &env->fp_status),
- float32_is_unordered(0, FSTH1, FSTH0, &env->fp_status) || float32_lt(FSTH0, FSTH1, &env->fp_status))
-FOP_COND_PS(ole, !float32_is_unordered(0, FST1, FST0, &env->fp_status) && float32_le(FST0, FST1, &env->fp_status),
- !float32_is_unordered(0, FSTH1, FSTH0, &env->fp_status) && float32_le(FSTH0, FSTH1, &env->fp_status))
-FOP_COND_PS(ule, float32_is_unordered(0, FST1, FST0, &env->fp_status) || float32_le(FST0, FST1, &env->fp_status),
- float32_is_unordered(0, FSTH1, FSTH0, &env->fp_status) || float32_le(FSTH0, FSTH1, &env->fp_status))
-/* NOTE: the comma operator will make "cond" to eval to false,
- * but float*_is_unordered() is still called. */
-FOP_COND_PS(sf, (float32_is_unordered(1, FST1, FST0, &env->fp_status), 0),
- (float32_is_unordered(1, FSTH1, FSTH0, &env->fp_status), 0))
-FOP_COND_PS(ngle,float32_is_unordered(1, FST1, FST0, &env->fp_status),
- float32_is_unordered(1, FSTH1, FSTH0, &env->fp_status))
-FOP_COND_PS(seq, !float32_is_unordered(1, FST1, FST0, &env->fp_status) && float32_eq(FST0, FST1, &env->fp_status),
- !float32_is_unordered(1, FSTH1, FSTH0, &env->fp_status) && float32_eq(FSTH0, FSTH1, &env->fp_status))
-FOP_COND_PS(ngl, float32_is_unordered(1, FST1, FST0, &env->fp_status) || float32_eq(FST0, FST1, &env->fp_status),
- float32_is_unordered(1, FSTH1, FSTH0, &env->fp_status) || float32_eq(FSTH0, FSTH1, &env->fp_status))
-FOP_COND_PS(lt, !float32_is_unordered(1, FST1, FST0, &env->fp_status) && float32_lt(FST0, FST1, &env->fp_status),
- !float32_is_unordered(1, FSTH1, FSTH0, &env->fp_status) && float32_lt(FSTH0, FSTH1, &env->fp_status))
-FOP_COND_PS(nge, float32_is_unordered(1, FST1, FST0, &env->fp_status) || float32_lt(FST0, FST1, &env->fp_status),
- float32_is_unordered(1, FSTH1, FSTH0, &env->fp_status) || float32_lt(FSTH0, FSTH1, &env->fp_status))
-FOP_COND_PS(le, !float32_is_unordered(1, FST1, FST0, &env->fp_status) && float32_le(FST0, FST1, &env->fp_status),
- !float32_is_unordered(1, FSTH1, FSTH0, &env->fp_status) && float32_le(FSTH0, FSTH1, &env->fp_status))
-FOP_COND_PS(ngt, float32_is_unordered(1, FST1, FST0, &env->fp_status) || float32_le(FST0, FST1, &env->fp_status),
- float32_is_unordered(1, FSTH1, FSTH0, &env->fp_status) || float32_le(FSTH0, FSTH1, &env->fp_status))
+#define CMP_OP(fmt, op) \
+void OPPROTO op_cmp ## _ ## fmt ## _ ## op(void) \
+{ \
+ CALL_FROM_TB1(do_cmp ## _ ## fmt ## _ ## op, PARAM1); \
+ DEBUG_FPU_STATE(); \
+ RETURN(); \
+} \
+void OPPROTO op_cmpabs ## _ ## fmt ## _ ## op(void) \
+{ \
+ CALL_FROM_TB1(do_cmpabs ## _ ## fmt ## _ ## op, PARAM1); \
+ DEBUG_FPU_STATE(); \
+ RETURN(); \
+}
+#define CMP_OPS(op) \
+CMP_OP(d, op) \
+CMP_OP(s, op) \
+CMP_OP(ps, op)
+
+CMP_OPS(f)
+CMP_OPS(un)
+CMP_OPS(eq)
+CMP_OPS(ueq)
+CMP_OPS(olt)
+CMP_OPS(ult)
+CMP_OPS(ole)
+CMP_OPS(ule)
+CMP_OPS(sf)
+CMP_OPS(ngle)
+CMP_OPS(seq)
+CMP_OPS(ngl)
+CMP_OPS(lt)
+CMP_OPS(nge)
+CMP_OPS(le)
+CMP_OPS(ngt)
+#undef CMP_OPS
+#undef CMP_OP
void op_bc1f (void)
{
- T0 = !IS_FP_COND_SET(PARAM1, env);
+ T0 = !!(~GET_FP_COND(env) & (0x1 << PARAM1));
DEBUG_FPU_STATE();
RETURN();
}
-void op_bc1fany2 (void)
+void op_bc1any2f (void)
{
- T0 = (!IS_FP_COND_SET(PARAM1, env) ||
- !IS_FP_COND_SET(PARAM1 + 1, env));
+ T0 = !!(~GET_FP_COND(env) & (0x3 << PARAM1));
DEBUG_FPU_STATE();
RETURN();
}
-void op_bc1fany4 (void)
+void op_bc1any4f (void)
{
- T0 = (!IS_FP_COND_SET(PARAM1, env) ||
- !IS_FP_COND_SET(PARAM1 + 1, env) ||
- !IS_FP_COND_SET(PARAM1 + 2, env) ||
- !IS_FP_COND_SET(PARAM1 + 3, env));
+ T0 = !!(~GET_FP_COND(env) & (0xf << PARAM1));
DEBUG_FPU_STATE();
RETURN();
}
void op_bc1t (void)
{
- T0 = IS_FP_COND_SET(PARAM1, env);
+ T0 = !!(GET_FP_COND(env) & (0x1 << PARAM1));
DEBUG_FPU_STATE();
RETURN();
}
-void op_bc1tany2 (void)
+void op_bc1any2t (void)
{
- T0 = (IS_FP_COND_SET(PARAM1, env) ||
- IS_FP_COND_SET(PARAM1 + 1, env));
+ T0 = !!(GET_FP_COND(env) & (0x3 << PARAM1));
DEBUG_FPU_STATE();
RETURN();
}
-void op_bc1tany4 (void)
+void op_bc1any4t (void)
{
- T0 = (IS_FP_COND_SET(PARAM1, env) ||
- IS_FP_COND_SET(PARAM1 + 1, env) ||
- IS_FP_COND_SET(PARAM1 + 2, env) ||
- IS_FP_COND_SET(PARAM1 + 3, env));
+ T0 = !!(GET_FP_COND(env) & (0xf << PARAM1));
DEBUG_FPU_STATE();
RETURN();
}
-#if defined(MIPS_USES_R4K_TLB)
void op_tlbwi (void)
{
- CALL_FROM_TB0(do_tlbwi);
+ CALL_FROM_TB0(env->do_tlbwi);
RETURN();
}
void op_tlbwr (void)
{
- CALL_FROM_TB0(do_tlbwr);
+ CALL_FROM_TB0(env->do_tlbwr);
RETURN();
}
void op_tlbp (void)
{
- CALL_FROM_TB0(do_tlbp);
+ CALL_FROM_TB0(env->do_tlbp);
RETURN();
}
void op_tlbr (void)
{
- CALL_FROM_TB0(do_tlbr);
+ CALL_FROM_TB0(env->do_tlbr);
RETURN();
}
-#endif
/* Specials */
#if defined (CONFIG_USER_ONLY)
!(env->hflags & MIPS_HFLAG_DM) &&
(env->CP0_Status & (1 << CP0St_UM)))
env->hflags |= MIPS_HFLAG_UM;
+#ifdef TARGET_MIPS64
+ if ((env->hflags & MIPS_HFLAG_UM) &&
+ !(env->CP0_Status & (1 << CP0St_PX)) &&
+ !(env->CP0_Status & (1 << CP0St_UX)))
+ env->hflags &= ~MIPS_HFLAG_64;
+#endif
if (loglevel & CPU_LOG_EXEC)
CALL_FROM_TB0(debug_post_eret);
env->CP0_LLAddr = 1;
!(env->hflags & MIPS_HFLAG_DM) &&
(env->CP0_Status & (1 << CP0St_UM)))
env->hflags |= MIPS_HFLAG_UM;
+#ifdef TARGET_MIPS64
+ if ((env->hflags & MIPS_HFLAG_UM) &&
+ !(env->CP0_Status & (1 << CP0St_PX)) &&
+ !(env->CP0_Status & (1 << CP0St_UX)))
+ env->hflags &= ~MIPS_HFLAG_64;
+#endif
if (loglevel & CPU_LOG_EXEC)
CALL_FROM_TB0(debug_post_eret);
env->CP0_LLAddr = 1;
RETURN();
}
-void op_save_fp_status (void)
+#ifdef TARGET_MIPS64
+void op_save_pc64 (void)
{
- union fps {
- uint32_t i;
- float_status f;
- } fps;
- fps.i = PARAM1;
- env->fp_status = fps.f;
+ env->PC = ((uint64_t)PARAM1 << 32) | (uint32_t)PARAM2;
RETURN();
}
+#endif
void op_interrupt_restart (void)
{
projects / qemu.git / blobdiff