#include "exec.h"
#ifndef CALL_FROM_TB0
-#define CALL_FROM_TB0(func) func();
+#define CALL_FROM_TB0(func) func()
#endif
#ifndef CALL_FROM_TB1
-#define CALL_FROM_TB1(func, arg0) func(arg0);
+#define CALL_FROM_TB1(func, arg0) func(arg0)
#endif
#ifndef CALL_FROM_TB1_CONST16
-#define CALL_FROM_TB1_CONST16(func, arg0) CALL_FROM_TB1(func, arg0);
+#define CALL_FROM_TB1_CONST16(func, arg0) CALL_FROM_TB1(func, arg0)
#endif
#ifndef CALL_FROM_TB2
-#define CALL_FROM_TB2(func, arg0, arg1) func(arg0, arg1);
+#define CALL_FROM_TB2(func, arg0, arg1) func(arg0, arg1)
#endif
#ifndef CALL_FROM_TB2_CONST16
#define CALL_FROM_TB2_CONST16(func, arg0, arg1) \
-CALL_FROM_TB2(func, arg0, arg1);
+ CALL_FROM_TB2(func, arg0, arg1)
#endif
#ifndef CALL_FROM_TB3
-#define CALL_FROM_TB3(func, arg0, arg1, arg2) func(arg0, arg1, arg2);
+#define CALL_FROM_TB3(func, arg0, arg1, arg2) func(arg0, arg1, arg2)
#endif
#ifndef CALL_FROM_TB4
#define CALL_FROM_TB4(func, arg0, arg1, arg2, arg3) \
- func(arg0, arg1, arg2, arg3);
+ func(arg0, arg1, arg2, arg3)
#endif
#define REG 1
#include "op_template.c"
#undef REG
-#define TN T0
-#include "op_template.c"
-#undef TN
-#define TN T1
-#include "op_template.c"
-#undef TN
-#define TN T2
+#define TN
#include "op_template.c"
#undef TN
-#ifdef MIPS_USES_FPU
-
-#define SFREG 0
-#define DFREG 0
+#define FREG 0
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 1
+#undef FREG
+#define FREG 1
#include "fop_template.c"
-#undef SFREG
-#define SFREG 2
-#define DFREG 2
+#undef FREG
+#define FREG 2
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 3
+#undef FREG
+#define FREG 3
#include "fop_template.c"
-#undef SFREG
-#define SFREG 4
-#define DFREG 4
+#undef FREG
+#define FREG 4
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 5
+#undef FREG
+#define FREG 5
#include "fop_template.c"
-#undef SFREG
-#define SFREG 6
-#define DFREG 6
+#undef FREG
+#define FREG 6
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 7
+#undef FREG
+#define FREG 7
#include "fop_template.c"
-#undef SFREG
-#define SFREG 8
-#define DFREG 8
+#undef FREG
+#define FREG 8
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 9
+#undef FREG
+#define FREG 9
#include "fop_template.c"
-#undef SFREG
-#define SFREG 10
-#define DFREG 10
+#undef FREG
+#define FREG 10
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 11
+#undef FREG
+#define FREG 11
#include "fop_template.c"
-#undef SFREG
-#define SFREG 12
-#define DFREG 12
+#undef FREG
+#define FREG 12
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 13
+#undef FREG
+#define FREG 13
#include "fop_template.c"
-#undef SFREG
-#define SFREG 14
-#define DFREG 14
+#undef FREG
+#define FREG 14
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 15
+#undef FREG
+#define FREG 15
#include "fop_template.c"
-#undef SFREG
-#define SFREG 16
-#define DFREG 16
+#undef FREG
+#define FREG 16
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 17
+#undef FREG
+#define FREG 17
#include "fop_template.c"
-#undef SFREG
-#define SFREG 18
-#define DFREG 18
+#undef FREG
+#define FREG 18
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 19
+#undef FREG
+#define FREG 19
#include "fop_template.c"
-#undef SFREG
-#define SFREG 20
-#define DFREG 20
+#undef FREG
+#define FREG 20
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 21
+#undef FREG
+#define FREG 21
#include "fop_template.c"
-#undef SFREG
-#define SFREG 22
-#define DFREG 22
+#undef FREG
+#define FREG 22
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 23
+#undef FREG
+#define FREG 23
#include "fop_template.c"
-#undef SFREG
-#define SFREG 24
-#define DFREG 24
+#undef FREG
+#define FREG 24
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 25
+#undef FREG
+#define FREG 25
#include "fop_template.c"
-#undef SFREG
-#define SFREG 26
-#define DFREG 26
+#undef FREG
+#define FREG 26
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 27
+#undef FREG
+#define FREG 27
#include "fop_template.c"
-#undef SFREG
-#define SFREG 28
-#define DFREG 28
+#undef FREG
+#define FREG 28
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 29
+#undef FREG
+#define FREG 29
#include "fop_template.c"
-#undef SFREG
-#define SFREG 30
-#define DFREG 30
+#undef FREG
+#define FREG 30
#include "fop_template.c"
-#undef SFREG
-#undef DFREG
-#define SFREG 31
+#undef FREG
+#define FREG 31
#include "fop_template.c"
-#undef SFREG
+#undef FREG
#define FTN
#include "fop_template.c"
#undef FTN
-#endif
-
void op_dup_T0 (void)
{
T2 = T0;
#undef MEMSUFFIX
#endif
+/* Addresses computation */
+void op_addr_add (void)
+{
+/* For compatibility with 32-bit code, data reference in user mode
+ with Status_UX = 0 should be casted to 32-bit and sign extended.
+ See the MIPS64 PRA manual, section 4.10. */
+#ifdef TARGET_MIPS64
+ if ((env->CP0_Status & (1 << CP0St_UM)) &&
+ !(env->CP0_Status & (1 << CP0St_UX)))
+ T0 = (int64_t)(int32_t)(T0 + T1);
+ else
+#endif
+ T0 += T1;
+ RETURN();
+}
+
/* Arithmetic */
void op_add (void)
{
- T0 += T1;
+ T0 = (int32_t)((int32_t)T0 + (int32_t)T1);
RETURN();
}
{
target_ulong tmp;
- tmp = T0;
- T0 += T1;
+ tmp = (int32_t)T0;
+ T0 = (int32_t)T0 + (int32_t)T1;
if (((tmp ^ T1 ^ (-1)) & (T0 ^ T1)) >> 31) {
- /* operands of same sign, result different sign */
- CALL_FROM_TB1(do_raise_exception_direct, EXCP_OVERFLOW);
+ /* operands of same sign, result different sign */
+ CALL_FROM_TB1(do_raise_exception, EXCP_OVERFLOW);
}
+ T0 = (int32_t)T0;
RETURN();
}
void op_sub (void)
{
- T0 -= T1;
+ T0 = (int32_t)((int32_t)T0 - (int32_t)T1);
RETURN();
}
{
target_ulong tmp;
- tmp = T0;
+ tmp = (int32_t)T0;
T0 = (int32_t)T0 - (int32_t)T1;
if (((tmp ^ T1) & (tmp ^ T0)) >> 31) {
- /* operands of different sign, first operand and result different sign */
- CALL_FROM_TB1(do_raise_exception_direct, EXCP_OVERFLOW);
+ /* operands of different sign, first operand and result different sign */
+ CALL_FROM_TB1(do_raise_exception, EXCP_OVERFLOW);
}
+ T0 = (int32_t)T0;
RETURN();
}
void op_mul (void)
{
- T0 = (int32_t)T0 * (int32_t)T1;
+ T0 = (int32_t)((int32_t)T0 * (int32_t)T1);
RETURN();
}
+#if HOST_LONG_BITS < 64
+void op_div (void)
+{
+ CALL_FROM_TB0(do_div);
+ RETURN();
+}
+#else
void op_div (void)
{
if (T1 != 0) {
- env->LO = (int32_t)T0 / (int32_t)T1;
- env->HI = (int32_t)T0 % (int32_t)T1;
+ env->LO = (int32_t)((int64_t)(int32_t)T0 / (int32_t)T1);
+ env->HI = (int32_t)((int64_t)(int32_t)T0 % (int32_t)T1);
}
RETURN();
}
+#endif
void op_divu (void)
+{
+ if (T1 != 0) {
+ env->LO = (int32_t)((uint32_t)T0 / (uint32_t)T1);
+ env->HI = (int32_t)((uint32_t)T0 % (uint32_t)T1);
+ }
+ RETURN();
+}
+
+#ifdef TARGET_MIPS64
+/* Arithmetic */
+void op_dadd (void)
+{
+ T0 += T1;
+ RETURN();
+}
+
+void op_daddo (void)
+{
+ target_long tmp;
+
+ tmp = T0;
+ T0 += T1;
+ if (((tmp ^ T1 ^ (-1)) & (T0 ^ T1)) >> 63) {
+ /* operands of same sign, result different sign */
+ CALL_FROM_TB1(do_raise_exception, EXCP_OVERFLOW);
+ }
+ RETURN();
+}
+
+void op_dsub (void)
+{
+ T0 -= T1;
+ RETURN();
+}
+
+void op_dsubo (void)
+{
+ target_long tmp;
+
+ tmp = T0;
+ T0 = (int64_t)T0 - (int64_t)T1;
+ if (((tmp ^ T1) & (tmp ^ T0)) >> 63) {
+ /* operands of different sign, first operand and result different sign */
+ CALL_FROM_TB1(do_raise_exception, EXCP_OVERFLOW);
+ }
+ RETURN();
+}
+
+void op_dmul (void)
+{
+ T0 = (int64_t)T0 * (int64_t)T1;
+ RETURN();
+}
+
+/* Those might call libgcc functions. */
+void op_ddiv (void)
+{
+ do_ddiv();
+ RETURN();
+}
+
+#if TARGET_LONG_BITS > HOST_LONG_BITS
+void op_ddivu (void)
+{
+ do_ddivu();
+ RETURN();
+}
+#else
+void op_ddivu (void)
{
if (T1 != 0) {
env->LO = T0 / T1;
}
RETURN();
}
+#endif
+#endif /* TARGET_MIPS64 */
/* Logical */
void op_and (void)
void op_sll (void)
{
- T0 = T0 << T1;
+ T0 = (int32_t)((uint32_t)T0 << T1);
RETURN();
}
void op_sra (void)
{
- T0 = (int32_t)T0 >> T1;
+ T0 = (int32_t)((int32_t)T0 >> T1);
RETURN();
}
void op_srl (void)
{
- T0 = T0 >> T1;
+ T0 = (int32_t)((uint32_t)T0 >> T1);
+ RETURN();
+}
+
+void op_rotr (void)
+{
+ target_ulong tmp;
+
+ if (T1) {
+ tmp = (int32_t)((uint32_t)T0 << (0x20 - T1));
+ T0 = (int32_t)((uint32_t)T0 >> T1) | tmp;
+ }
RETURN();
}
void op_sllv (void)
{
- T0 = T1 << (T0 & 0x1F);
+ T0 = (int32_t)((uint32_t)T1 << ((uint32_t)T0 & 0x1F));
RETURN();
}
void op_srav (void)
{
- T0 = (int32_t)T1 >> (T0 & 0x1F);
+ T0 = (int32_t)((int32_t)T1 >> (T0 & 0x1F));
RETURN();
}
void op_srlv (void)
{
- T0 = T1 >> (T0 & 0x1F);
+ T0 = (int32_t)((uint32_t)T1 >> (T0 & 0x1F));
+ RETURN();
+}
+
+void op_rotrv (void)
+{
+ target_ulong tmp;
+
+ T0 &= 0x1F;
+ if (T0) {
+ tmp = (int32_t)((uint32_t)T1 << (0x20 - T0));
+ T0 = (int32_t)((uint32_t)T1 >> T0) | tmp;
+ } else
+ T0 = T1;
RETURN();
}
{
int n;
- if (T0 == (target_ulong)-1) {
+ if (T0 == ~((target_ulong)0)) {
T0 = 32;
} else {
for (n = 0; n < 32; n++) {
RETURN();
}
-/* 64 bits arithmetic */
-#if (HOST_LONG_BITS == 64)
-static inline uint64_t get_HILO (void)
+#ifdef TARGET_MIPS64
+
+#if TARGET_LONG_BITS > HOST_LONG_BITS
+/* Those might call libgcc functions. */
+void op_dsll (void)
{
- return ((uint64_t)env->HI << 32) | (uint64_t)env->LO;
+ CALL_FROM_TB0(do_dsll);
+ RETURN();
}
-static inline void set_HILO (uint64_t HILO)
+void op_dsll32 (void)
{
- env->LO = HILO & 0xFFFFFFFF;
- env->HI = HILO >> 32;
+ CALL_FROM_TB0(do_dsll32);
+ RETURN();
}
-void op_mult (void)
+void op_dsra (void)
{
- set_HILO((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1);
+ CALL_FROM_TB0(do_dsra);
RETURN();
}
-void op_multu (void)
+void op_dsra32 (void)
{
- set_HILO((uint64_t)T0 * (uint64_t)T1);
+ CALL_FROM_TB0(do_dsra32);
RETURN();
}
-void op_madd (void)
+void op_dsrl (void)
{
- int64_t tmp;
-
- tmp = ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1);
- set_HILO((int64_t)get_HILO() + tmp);
+ CALL_FROM_TB0(do_dsrl);
RETURN();
}
-void op_maddu (void)
+void op_dsrl32 (void)
{
- uint64_t tmp;
-
- tmp = ((uint64_t)T0 * (uint64_t)T1);
- set_HILO(get_HILO() + tmp);
+ CALL_FROM_TB0(do_dsrl32);
RETURN();
}
-void op_msub (void)
+void op_drotr (void)
{
- int64_t tmp;
+ CALL_FROM_TB0(do_drotr);
+ RETURN();
+}
- tmp = ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1);
- set_HILO((int64_t)get_HILO() - tmp);
+void op_drotr32 (void)
+{
+ CALL_FROM_TB0(do_drotr32);
RETURN();
}
-void op_msubu (void)
+void op_dsllv (void)
{
- uint64_t tmp;
+ CALL_FROM_TB0(do_dsllv);
+ RETURN();
+}
- tmp = ((uint64_t)T0 * (uint64_t)T1);
- set_HILO(get_HILO() - tmp);
+void op_dsrav (void)
+{
+ CALL_FROM_TB0(do_dsrav);
RETURN();
}
-#else
-void op_mult (void)
+
+void op_dsrlv (void)
{
- CALL_FROM_TB0(do_mult);
+ CALL_FROM_TB0(do_dsrlv);
RETURN();
}
-void op_multu (void)
+void op_drotrv (void)
{
- CALL_FROM_TB0(do_multu);
+ CALL_FROM_TB0(do_drotrv);
RETURN();
}
-void op_madd (void)
+#else /* TARGET_LONG_BITS > HOST_LONG_BITS */
+
+void op_dsll (void)
{
- CALL_FROM_TB0(do_madd);
+ T0 = T0 << T1;
RETURN();
}
-void op_maddu (void)
+void op_dsll32 (void)
{
- CALL_FROM_TB0(do_maddu);
+ T0 = T0 << (T1 + 32);
RETURN();
}
-void op_msub (void)
+void op_dsra (void)
{
- CALL_FROM_TB0(do_msub);
+ T0 = (int64_t)T0 >> T1;
RETURN();
}
-void op_msubu (void)
+void op_dsra32 (void)
{
- CALL_FROM_TB0(do_msubu);
+ T0 = (int64_t)T0 >> (T1 + 32);
RETURN();
}
-#endif
-/* Conditional moves */
-void op_movn (void)
+void op_dsrl (void)
{
- if (T1 != 0)
- env->gpr[PARAM1] = T0;
+ T0 = T0 >> T1;
RETURN();
}
-void op_movz (void)
+void op_dsrl32 (void)
{
- if (T1 == 0)
- env->gpr[PARAM1] = T0;
+ T0 = T0 >> (T1 + 32);
RETURN();
}
-/* Tests */
-#define OP_COND(name, cond) \
-void glue(op_, name) (void) \
-{ \
- if (cond) { \
- T0 = 1; \
- } else { \
- T0 = 0; \
- } \
- RETURN(); \
+void op_drotr (void)
+{
+ target_ulong tmp;
+
+ if (T1) {
+ tmp = T0 << (0x40 - T1);
+ T0 = (T0 >> T1) | tmp;
+ }
+ RETURN();
}
-OP_COND(eq, T0 == T1);
-OP_COND(ne, T0 != T1);
-OP_COND(ge, (int32_t)T0 >= (int32_t)T1);
-OP_COND(geu, T0 >= T1);
-OP_COND(lt, (int32_t)T0 < (int32_t)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);
+void op_drotr32 (void)
+{
+ target_ulong tmp;
-/* Branchs */
-//#undef USE_DIRECT_JUMP
+ if (T1) {
+ tmp = T0 << (0x40 - (32 + T1));
+ T0 = (T0 >> (32 + T1)) | tmp;
+ }
+ RETURN();
+}
-void OPPROTO op_goto_tb0(void)
+void op_dsllv (void)
{
- GOTO_TB(op_goto_tb0, PARAM1, 0);
+ T0 = T1 << (T0 & 0x3F);
+ RETURN();
}
-void OPPROTO op_goto_tb1(void)
+void op_dsrav (void)
{
- GOTO_TB(op_goto_tb1, PARAM1, 1);
+ T0 = (int64_t)T1 >> (T0 & 0x3F);
+ RETURN();
}
-/* Branch to register */
-void op_save_breg_target (void)
+void op_dsrlv (void)
{
- env->btarget = T2;
+ T0 = T1 >> (T0 & 0x3F);
+ RETURN();
}
-void op_restore_breg_target (void)
+void op_drotrv (void)
{
- T2 = env->btarget;
+ target_ulong tmp;
+
+ T0 &= 0x3F;
+ if (T0) {
+ tmp = T1 << (0x40 - T0);
+ T0 = (T1 >> T0) | tmp;
+ } else
+ T0 = T1;
+ RETURN();
}
+#endif /* TARGET_LONG_BITS > HOST_LONG_BITS */
-void op_breg (void)
+void op_dclo (void)
{
- env->PC = T2;
+ int n;
+
+ if (T0 == ~((target_ulong)0)) {
+ T0 = 64;
+ } else {
+ for (n = 0; n < 64; n++) {
+ if (!(T0 & (1ULL << 63)))
+ break;
+ T0 = T0 << 1;
+ }
+ T0 = n;
+ }
RETURN();
}
-void op_save_btarget (void)
+void op_dclz (void)
{
- env->btarget = PARAM1;
+ int n;
+
+ if (T0 == 0) {
+ T0 = 64;
+ } else {
+ for (n = 0; n < 64; n++) {
+ if (T0 & (1ULL << 63))
+ break;
+ T0 = T0 << 1;
+ }
+ T0 = n;
+ }
RETURN();
}
+#endif
-/* Conditional branch */
-void op_set_bcond (void)
+/* 64 bits arithmetic */
+#if TARGET_LONG_BITS > HOST_LONG_BITS
+void op_mult (void)
{
- T2 = T0;
+ CALL_FROM_TB0(do_mult);
RETURN();
}
-void op_save_bcond (void)
+void op_multu (void)
{
- env->bcond = T2;
+ CALL_FROM_TB0(do_multu);
RETURN();
}
-void op_restore_bcond (void)
+void op_madd (void)
{
- T2 = env->bcond;
+ CALL_FROM_TB0(do_madd);
RETURN();
}
-void op_jnz_T2 (void)
+void op_maddu (void)
{
- if (T2)
- GOTO_LABEL_PARAM(1);
+ CALL_FROM_TB0(do_maddu);
RETURN();
}
-/* CP0 functions */
-void op_mfc0 (void)
+void op_msub (void)
{
- CALL_FROM_TB2(do_mfc0, PARAM1, PARAM2);
+ CALL_FROM_TB0(do_msub);
RETURN();
}
-void op_mtc0 (void)
+void op_msubu (void)
{
- CALL_FROM_TB2(do_mtc0, PARAM1, PARAM2);
+ CALL_FROM_TB0(do_msubu);
RETURN();
}
-#ifdef MIPS_USES_FPU
+#else /* TARGET_LONG_BITS > HOST_LONG_BITS */
-#if 0
-# define DEBUG_FPU_STATE() CALL_FROM_TB1(dump_fpu, env)
-#else
-# define DEBUG_FPU_STATE() do { } while(0)
-#endif
+static inline uint64_t get_HILO (void)
+{
+ return ((uint64_t)env->HI << 32) | ((uint64_t)(uint32_t)env->LO);
+}
-void op_cp1_enabled(void)
+static inline void set_HILO (uint64_t HILO)
{
- if (!(env->CP0_Status & (1 << CP0St_CU1))) {
- CALL_FROM_TB2(do_raise_exception_err, EXCP_CpU, 1);
- }
+ env->LO = (int32_t)(HILO & 0xFFFFFFFF);
+ env->HI = (int32_t)(HILO >> 32);
+}
+
+void op_mult (void)
+{
+ set_HILO((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1);
RETURN();
}
-/* CP1 functions */
-void op_cfc1 (void)
+void op_multu (void)
{
- if (T1 == 0) {
- T0 = env->fcr0;
- }
- else {
- /* fetch fcr31, masking unused bits */
- T0 = env->fcr31 & 0x0183FFFF;
- }
- DEBUG_FPU_STATE();
+ set_HILO((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1);
+ RETURN();
+}
+
+void op_madd (void)
+{
+ int64_t tmp;
+
+ tmp = ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1);
+ set_HILO((int64_t)get_HILO() + tmp);
+ RETURN();
+}
+
+void op_maddu (void)
+{
+ uint64_t tmp;
+
+ tmp = ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1);
+ set_HILO(get_HILO() + tmp);
+ RETURN();
+}
+
+void op_msub (void)
+{
+ int64_t tmp;
+
+ tmp = ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1);
+ set_HILO((int64_t)get_HILO() - tmp);
+ RETURN();
+}
+
+void op_msubu (void)
+{
+ uint64_t tmp;
+
+ tmp = ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1);
+ set_HILO(get_HILO() - tmp);
+ RETURN();
+}
+#endif /* TARGET_LONG_BITS > HOST_LONG_BITS */
+
+#ifdef TARGET_MIPS64
+void op_dmult (void)
+{
+ CALL_FROM_TB0(do_dmult);
+ RETURN();
+}
+
+void op_dmultu (void)
+{
+ CALL_FROM_TB0(do_dmultu);
+ RETURN();
+}
+#endif
+
+/* Conditional moves */
+void op_movn (void)
+{
+ if (T1 != 0)
+ env->gpr[PARAM1] = T0;
+ RETURN();
+}
+
+void op_movz (void)
+{
+ if (T1 == 0)
+ env->gpr[PARAM1] = T0;
+ RETURN();
+}
+
+void op_movf (void)
+{
+ if (!(env->fcr31 & PARAM1))
+ T0 = T1;
+ RETURN();
+}
+
+void op_movt (void)
+{
+ if (env->fcr31 & PARAM1)
+ T0 = T1;
+ RETURN();
+}
+
+/* Tests */
+#define OP_COND(name, cond) \
+void glue(op_, name) (void) \
+{ \
+ if (cond) { \
+ T0 = 1; \
+ } else { \
+ T0 = 0; \
+ } \
+ RETURN(); \
+}
+
+OP_COND(eq, T0 == T1);
+OP_COND(ne, T0 != T1);
+OP_COND(ge, (int32_t)T0 >= (int32_t)T1);
+OP_COND(geu, T0 >= T1);
+OP_COND(lt, (int32_t)T0 < (int32_t)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);
+
+/* Branches */
+//#undef USE_DIRECT_JUMP
+
+void OPPROTO op_goto_tb0(void)
+{
+ GOTO_TB(op_goto_tb0, PARAM1, 0);
+ RETURN();
+}
+
+void OPPROTO op_goto_tb1(void)
+{
+ GOTO_TB(op_goto_tb1, PARAM1, 1);
+ RETURN();
+}
+
+/* Branch to register */
+void op_save_breg_target (void)
+{
+ env->btarget = T2;
+ RETURN();
+}
+
+void op_restore_breg_target (void)
+{
+ T2 = env->btarget;
+ RETURN();
+}
+
+void op_breg (void)
+{
+ env->PC = T2;
+ RETURN();
+}
+
+void op_save_btarget (void)
+{
+ env->btarget = PARAM1;
+ RETURN();
+}
+
+/* Conditional branch */
+void op_set_bcond (void)
+{
+ T2 = T0;
+ RETURN();
+}
+
+void op_save_bcond (void)
+{
+ env->bcond = T2;
+ RETURN();
+}
+
+void op_restore_bcond (void)
+{
+ T2 = env->bcond;
+ RETURN();
+}
+
+void op_jnz_T2 (void)
+{
+ if (T2)
+ GOTO_LABEL_PARAM(1);
+ RETURN();
+}
+
+/* CP0 functions */
+void op_mfc0_index (void)
+{
+ T0 = env->CP0_Index;
+ RETURN();
+}
+
+void op_mfc0_random (void)
+{
+ CALL_FROM_TB0(do_mfc0_random);
+ RETURN();
+}
+
+void op_mfc0_entrylo0 (void)
+{
+ T0 = (int32_t)env->CP0_EntryLo0;
+ RETURN();
+}
+
+void op_mfc0_entrylo1 (void)
+{
+ T0 = (int32_t)env->CP0_EntryLo1;
+ RETURN();
+}
+
+void op_mfc0_context (void)
+{
+ T0 = (int32_t)env->CP0_Context;
+ RETURN();
+}
+
+void op_mfc0_pagemask (void)
+{
+ T0 = env->CP0_PageMask;
+ RETURN();
+}
+
+void op_mfc0_pagegrain (void)
+{
+ T0 = env->CP0_PageGrain;
+ RETURN();
+}
+
+void op_mfc0_wired (void)
+{
+ T0 = env->CP0_Wired;
+ RETURN();
+}
+
+void op_mfc0_hwrena (void)
+{
+ T0 = env->CP0_HWREna;
+ RETURN();
+}
+
+void op_mfc0_badvaddr (void)
+{
+ T0 = (int32_t)env->CP0_BadVAddr;
+ RETURN();
+}
+
+void op_mfc0_count (void)
+{
+ CALL_FROM_TB0(do_mfc0_count);
+ RETURN();
+}
+
+void op_mfc0_entryhi (void)
+{
+ T0 = (int32_t)env->CP0_EntryHi;
+ RETURN();
+}
+
+void op_mfc0_compare (void)
+{
+ T0 = env->CP0_Compare;
+ RETURN();
+}
+
+void op_mfc0_status (void)
+{
+ T0 = env->CP0_Status;
+ RETURN();
+}
+
+void op_mfc0_intctl (void)
+{
+ T0 = env->CP0_IntCtl;
+ RETURN();
+}
+
+void op_mfc0_srsctl (void)
+{
+ T0 = env->CP0_SRSCtl;
+ RETURN();
+}
+
+void op_mfc0_srsmap (void)
+{
+ T0 = env->CP0_SRSMap;
+ RETURN();
+}
+
+void op_mfc0_cause (void)
+{
+ T0 = env->CP0_Cause;
+ RETURN();
+}
+
+void op_mfc0_epc (void)
+{
+ T0 = (int32_t)env->CP0_EPC;
+ RETURN();
+}
+
+void op_mfc0_prid (void)
+{
+ T0 = env->CP0_PRid;
+ RETURN();
+}
+
+void op_mfc0_ebase (void)
+{
+ T0 = env->CP0_EBase;
+ RETURN();
+}
+
+void op_mfc0_config0 (void)
+{
+ T0 = env->CP0_Config0;
+ RETURN();
+}
+
+void op_mfc0_config1 (void)
+{
+ T0 = env->CP0_Config1;
+ RETURN();
+}
+
+void op_mfc0_config2 (void)
+{
+ T0 = env->CP0_Config2;
+ RETURN();
+}
+
+void op_mfc0_config3 (void)
+{
+ T0 = env->CP0_Config3;
+ RETURN();
+}
+
+void op_mfc0_config6 (void)
+{
+ T0 = env->CP0_Config6;
+ RETURN();
+}
+
+void op_mfc0_config7 (void)
+{
+ T0 = env->CP0_Config7;
+ RETURN();
+}
+
+void op_mfc0_lladdr (void)
+{
+ T0 = (int32_t)env->CP0_LLAddr >> 4;
+ RETURN();
+}
+
+void op_mfc0_watchlo0 (void)
+{
+ T0 = (int32_t)env->CP0_WatchLo;
+ RETURN();
+}
+
+void op_mfc0_watchhi0 (void)
+{
+ T0 = env->CP0_WatchHi;
+ RETURN();
+}
+
+void op_mfc0_xcontext (void)
+{
+ T0 = (int32_t)env->CP0_XContext;
+ RETURN();
+}
+
+void op_mfc0_framemask (void)
+{
+ T0 = env->CP0_Framemask;
+ RETURN();
+}
+
+void op_mfc0_debug (void)
+{
+ T0 = env->CP0_Debug;
+ if (env->hflags & MIPS_HFLAG_DM)
+ T0 |= 1 << CP0DB_DM;
+ RETURN();
+}
+
+void op_mfc0_depc (void)
+{
+ T0 = (int32_t)env->CP0_DEPC;
+ RETURN();
+}
+
+void op_mfc0_performance0 (void)
+{
+ T0 = env->CP0_Performance0;
+ RETURN();
+}
+
+void op_mfc0_taglo (void)
+{
+ T0 = env->CP0_TagLo;
+ RETURN();
+}
+
+void op_mfc0_datalo (void)
+{
+ T0 = env->CP0_DataLo;
+ RETURN();
+}
+
+void op_mfc0_taghi (void)
+{
+ T0 = env->CP0_TagHi;
+ RETURN();
+}
+
+void op_mfc0_datahi (void)
+{
+ T0 = env->CP0_DataHi;
+ RETURN();
+}
+
+void op_mfc0_errorepc (void)
+{
+ T0 = (int32_t)env->CP0_ErrorEPC;
+ RETURN();
+}
+
+void op_mfc0_desave (void)
+{
+ T0 = env->CP0_DESAVE;
+ RETURN();
+}
+
+void op_mtc0_index (void)
+{
+ env->CP0_Index = (env->CP0_Index & 0x80000000) | (T0 % env->nb_tlb);
+ RETURN();
+}
+
+void op_mtc0_entrylo0 (void)
+{
+ /* Large physaddr not implemented */
+ /* 1k pages not implemented */
+ env->CP0_EntryLo0 = (int32_t)T0 & 0x3FFFFFFF;
+ RETURN();
+}
+
+void op_mtc0_entrylo1 (void)
+{
+ /* Large physaddr not implemented */
+ /* 1k pages not implemented */
+ env->CP0_EntryLo1 = (int32_t)T0 & 0x3FFFFFFF;
+ RETURN();
+}
+
+void op_mtc0_context (void)
+{
+ env->CP0_Context = (env->CP0_Context & 0x007FFFFF) | (T0 & ~0x007FFFFF);
+ RETURN();
+}
+
+void op_mtc0_pagemask (void)
+{
+ /* 1k pages not implemented */
+ env->CP0_PageMask = T0 & 0x1FFFE000;
+ RETURN();
+}
+
+void op_mtc0_pagegrain (void)
+{
+ /* SmartMIPS not implemented */
+ /* Large physaddr not implemented */
+ /* 1k pages not implemented */
+ env->CP0_PageGrain = 0;
+ RETURN();
+}
+
+void op_mtc0_wired (void)
+{
+ env->CP0_Wired = T0 % env->nb_tlb;
+ RETURN();
+}
+
+void op_mtc0_hwrena (void)
+{
+ env->CP0_HWREna = T0 & 0x0000000F;
+ RETURN();
+}
+
+void op_mtc0_count (void)
+{
+ CALL_FROM_TB2(cpu_mips_store_count, env, T0);
+ RETURN();
+}
+
+void op_mtc0_entryhi (void)
+{
+ target_ulong old, val;
+
+ /* 1k pages not implemented */
+ /* Ignore MIPS64 TLB for now */
+ val = (target_ulong)(int32_t)T0 & ~(target_ulong)0x1F00;
+ old = env->CP0_EntryHi;
+ env->CP0_EntryHi = val;
+ /* If the ASID changes, flush qemu's TLB. */
+ if ((old & 0xFF) != (val & 0xFF))
+ CALL_FROM_TB2(cpu_mips_tlb_flush, env, 1);
+ RETURN();
+}
+
+void op_mtc0_compare (void)
+{
+ CALL_FROM_TB2(cpu_mips_store_compare, env, T0);
+ RETURN();
+}
+
+void op_mtc0_status (void)
+{
+ 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;
+ 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;
+ env->CP0_Status = (env->CP0_Status & ~mask) | val;
+ if (loglevel & CPU_LOG_EXEC)
+ CALL_FROM_TB2(do_mtc0_status_debug, old, val);
+ CALL_FROM_TB1(cpu_mips_update_irq, env);
+ RETURN();
+}
+
+void op_mtc0_intctl (void)
+{
+ /* vectored interrupts not implemented, timer on int 7,
+ no performance counters. */
+ env->CP0_IntCtl |= T0 & 0x000002e0;
+ RETURN();
+}
+
+void op_mtc0_srsctl (void)
+{
+ /* shadow registers not implemented */
+ env->CP0_SRSCtl = 0;
+ RETURN();
+}
+
+void op_mtc0_srsmap (void)
+{
+ /* shadow registers not implemented */
+ env->CP0_SRSMap = 0;
+ RETURN();
+}
+
+void op_mtc0_cause (void)
+{
+ uint32_t mask = 0x00C00300;
+
+ if ((env->CP0_Config0 & (0x7 << CP0C0_AR)) == (1 << CP0C0_AR))
+ mask |= 1 << CP0Ca_DC;
+
+ env->CP0_Cause = (env->CP0_Cause & ~mask) | (T0 & mask);
+
+ /* Handle the software interrupt as an hardware one, as they
+ are very similar */
+ if (T0 & CP0Ca_IP_mask) {
+ CALL_FROM_TB1(cpu_mips_update_irq, env);
+ }
+ RETURN();
+}
+
+void op_mtc0_epc (void)
+{
+ env->CP0_EPC = (int32_t)T0;
+ RETURN();
+}
+
+void op_mtc0_ebase (void)
+{
+ /* vectored interrupts not implemented */
+ /* Multi-CPU not implemented */
+ env->CP0_EBase = 0x80000000 | (T0 & 0x3FFFF000);
+ 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
+ RETURN();
+}
+
+void op_mtc0_config2 (void)
+{
+ /* tertiary/secondary caches not implemented */
+ env->CP0_Config2 = (env->CP0_Config2 & 0x8FFF0FFF);
+ RETURN();
+}
+
+void op_mtc0_watchlo0 (void)
+{
+ /* Watch exceptions for instructions, data loads, data stores
+ not implemented. */
+ env->CP0_WatchLo = (int32_t)(T0 & ~0x7);
+ RETURN();
+}
+
+void op_mtc0_watchhi0 (void)
+{
+ env->CP0_WatchHi = (T0 & 0x40FF0FF8);
+ env->CP0_WatchHi &= ~(env->CP0_WatchHi & T0 & 0x7);
+ RETURN();
+}
+
+void op_mtc0_framemask (void)
+{
+ env->CP0_Framemask = T0; /* XXX */
+ RETURN();
+}
+
+void op_mtc0_debug (void)
+{
+ env->CP0_Debug = (env->CP0_Debug & 0x8C03FC1F) | (T0 & 0x13300120);
+ if (T0 & (1 << CP0DB_DM))
+ env->hflags |= MIPS_HFLAG_DM;
+ else
+ env->hflags &= ~MIPS_HFLAG_DM;
+ RETURN();
+}
+
+void op_mtc0_depc (void)
+{
+ env->CP0_DEPC = (int32_t)T0;
+ RETURN();
+}
+
+void op_mtc0_performance0 (void)
+{
+ env->CP0_Performance0 = T0; /* XXX */
+ RETURN();
+}
+
+void op_mtc0_taglo (void)
+{
+ env->CP0_TagLo = T0 & 0xFFFFFCF6;
+ RETURN();
+}
+
+void op_mtc0_datalo (void)
+{
+ env->CP0_DataLo = T0; /* XXX */
+ RETURN();
+}
+
+void op_mtc0_taghi (void)
+{
+ env->CP0_TagHi = T0; /* XXX */
+ RETURN();
+}
+
+void op_mtc0_datahi (void)
+{
+ env->CP0_DataHi = T0; /* XXX */
+ RETURN();
+}
+
+void op_mtc0_errorepc (void)
+{
+ env->CP0_ErrorEPC = (int32_t)T0;
+ RETURN();
+}
+
+void op_mtc0_desave (void)
+{
+ env->CP0_DESAVE = T0;
+ RETURN();
+}
+
+#ifdef TARGET_MIPS64
+void op_dmfc0_entrylo0 (void)
+{
+ T0 = env->CP0_EntryLo0;
+ RETURN();
+}
+
+void op_dmfc0_entrylo1 (void)
+{
+ T0 = env->CP0_EntryLo1;
+ RETURN();
+}
+
+void op_dmfc0_context (void)
+{
+ T0 = env->CP0_Context;
+ RETURN();
+}
+
+void op_dmfc0_badvaddr (void)
+{
+ T0 = env->CP0_BadVAddr;
+ RETURN();
+}
+
+void op_dmfc0_entryhi (void)
+{
+ T0 = env->CP0_EntryHi;
+ RETURN();
+}
+
+void op_dmfc0_epc (void)
+{
+ T0 = env->CP0_EPC;
+ RETURN();
+}
+
+void op_dmfc0_lladdr (void)
+{
+ T0 = env->CP0_LLAddr >> 4;
+ RETURN();
+}
+
+void op_dmfc0_watchlo0 (void)
+{
+ T0 = env->CP0_WatchLo;
+ RETURN();
+}
+
+void op_dmfc0_xcontext (void)
+{
+ T0 = env->CP0_XContext;
+ RETURN();
+}
+
+void op_dmfc0_depc (void)
+{
+ T0 = env->CP0_DEPC;
+ RETURN();
+}
+
+void op_dmfc0_errorepc (void)
+{
+ 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 */
+#if 0
+# define DEBUG_FPU_STATE() CALL_FROM_TB1(dump_fpu, env)
+#else
+# define DEBUG_FPU_STATE() do { } while(0)
+#endif
+
+void op_cp0_enabled(void)
+{
+ if (!(env->CP0_Status & (1 << CP0St_CU0)) &&
+ (env->hflags & MIPS_HFLAG_UM)) {
+ CALL_FROM_TB2(do_raise_exception_err, EXCP_CpU, 0);
+ }
+ RETURN();
+}
+
+void op_cp1_enabled(void)
+{
+ if (!(env->CP0_Status & (1 << CP0St_CU1))) {
+ CALL_FROM_TB2(do_raise_exception_err, EXCP_CpU, 1);
+ }
RETURN();
}
#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) {
+ case 0:
+ T0 = (int32_t)env->fcr0;
+ break;
+ case 25:
+ T0 = ((env->fcr31 >> 24) & 0xfe) | ((env->fcr31 >> 23) & 0x1);
+ break;
+ case 26:
+ T0 = env->fcr31 & 0x0003f07c;
+ break;
+ case 28:
+ T0 = (env->fcr31 & 0x00000f83) | ((env->fcr31 >> 22) & 0x4);
+ break;
+ default:
+ T0 = (int32_t)env->fcr31;
+ break;
+ }
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+
void op_ctc1 (void)
{
- if (T1 == 0) {
- /* XXX should this throw an exception?
- * don't write to FCR0.
- * env->fcr0 = T0;
- */
- }
- else {
- /* store new fcr31, masking unused bits */
- env->fcr31 = T0 & 0x0183FFFF;
-
- /* set rounding mode */
- RESTORE_ROUNDING_MODE;
-
-#ifndef CONFIG_SOFTFLOAT
- /* no floating point exception for native float */
- SET_FP_ENABLE(env->fcr31, 0);
-#endif
- }
+ 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:
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+
+void op_mfc1 (void)
+{
+ T0 = WT0;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+
+void op_mtc1 (void)
+{
+ WT0 = T0;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+
+void op_dmfc1 (void)
+{
+ T0 = DT0;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+
+void op_dmtc1 (void)
+{
+ DT0 = T0;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+
+void op_mfhc1 (void)
+{
+ T0 = WTH0;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+
+void op_mthc1 (void)
+{
+ WTH0 = T0;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+
+/* Float support.
+ Single precition routines have a "s" suffix, double precision a
+ "d" suffix, 32bit integer "w", 64bit integer "l", paired singe "ps",
+ paired single lowwer "pl", paired single upper "pu". */
+
+#define FLOAT_OP(name, p) void OPPROTO op_float_##name##_##p(void)
+
+FLOAT_OP(cvtd, s)
+{
+ set_float_exception_flags(0, &env->fp_status);
+ FDT2 = float32_to_float64(FST0, &env->fp_status);
+ update_fcr31();
+ 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();
+ 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();
+ 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;
+ 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;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+FLOAT_OP(cvtps, s)
+{
+ WT2 = WT0;
+ WTH2 = WT1;
+ 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();
+ 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;
+ 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();
+ 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();
+ 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();
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+FLOAT_OP(cvts, pl)
+{
+ set_float_exception_flags(0, &env->fp_status);
+ WT2 = WT0;
+ update_fcr31();
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+FLOAT_OP(cvts, pu)
+{
+ set_float_exception_flags(0, &env->fp_status);
+ WT2 = WTH0;
+ update_fcr31();
+ 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;
+ 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;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+
+FLOAT_OP(pll, ps)
+{
+ DT2 = ((uint64_t)WT0 << 32) | WT1;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+FLOAT_OP(plu, ps)
+{
+ DT2 = ((uint64_t)WT0 << 32) | WTH1;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+FLOAT_OP(pul, ps)
+{
+ DT2 = ((uint64_t)WTH0 << 32) | WT1;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+FLOAT_OP(puu, ps)
+{
+ DT2 = ((uint64_t)WTH0 << 32) | WTH1;
+ DEBUG_FPU_STATE();
+ 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;
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ DT2 = 0x7fffffffffffffffULL;
+ 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;
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ DT2 = 0x7fffffffffffffffULL;
+ 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;
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ WT2 = 0x7fffffff;
+ 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;
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ WT2 = 0x7fffffff;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+
+FLOAT_OP(truncl, d)
+{
+ DT2 = float64_to_int64_round_to_zero(FDT0, &env->fp_status);
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ DT2 = 0x7fffffffffffffffULL;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+FLOAT_OP(truncl, s)
+{
+ DT2 = float32_to_int64_round_to_zero(FST0, &env->fp_status);
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ DT2 = 0x7fffffffffffffffULL;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+FLOAT_OP(truncw, d)
+{
+ WT2 = float64_to_int32_round_to_zero(FDT0, &env->fp_status);
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ WT2 = 0x7fffffff;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+FLOAT_OP(truncw, s)
+{
+ WT2 = float32_to_int32_round_to_zero(FST0, &env->fp_status);
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ WT2 = 0x7fffffff;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+
+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;
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ DT2 = 0x7fffffffffffffffULL;
+ 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;
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ DT2 = 0x7fffffffffffffffULL;
+ 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;
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ WT2 = 0x7fffffff;
+ 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;
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ WT2 = 0x7fffffff;
DEBUG_FPU_STATE();
RETURN();
}
-void op_mfc1 (void)
+FLOAT_OP(floorl, d)
{
- T0 = WT0;
+ set_float_rounding_mode(float_round_down, &env->fp_status);
+ DT2 = float64_round_to_int(FDT0, &env->fp_status);
+ RESTORE_ROUNDING_MODE;
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ DT2 = 0x7fffffffffffffffULL;
DEBUG_FPU_STATE();
RETURN();
}
-
-void op_mtc1 (void)
+FLOAT_OP(floorl, s)
{
- WT0 = T0;
+ set_float_rounding_mode(float_round_down, &env->fp_status);
+ DT2 = float32_round_to_int(FST0, &env->fp_status);
+ RESTORE_ROUNDING_MODE;
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ DT2 = 0x7fffffffffffffffULL;
DEBUG_FPU_STATE();
RETURN();
}
-
-/* Float support.
- Single precition routines have a "s" suffix, double precision a
- "d" suffix. */
-
-#define FLOAT_OP(name, p) void OPPROTO op_float_##name##_##p(void)
-
-FLOAT_OP(cvtd, s)
+FLOAT_OP(floorw, d)
{
- FDT2 = float32_to_float64(WT0, &env->fp_status);
+ set_float_rounding_mode(float_round_down, &env->fp_status);
+ WT2 = float64_round_to_int(FDT0, &env->fp_status);
+ RESTORE_ROUNDING_MODE;
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ WT2 = 0x7fffffff;
DEBUG_FPU_STATE();
RETURN();
}
-FLOAT_OP(cvtd, w)
+FLOAT_OP(floorw, s)
{
- FDT2 = int32_to_float64(WT0, &env->fp_status);
+ set_float_rounding_mode(float_round_down, &env->fp_status);
+ WT2 = float32_round_to_int(FST0, &env->fp_status);
+ RESTORE_ROUNDING_MODE;
+ update_fcr31();
+ if (GET_FP_CAUSE(env->fcr31) & (FP_OVERFLOW | FP_INVALID))
+ WT2 = 0x7fffffff;
DEBUG_FPU_STATE();
RETURN();
}
-FLOAT_OP(cvts, d)
+
+FLOAT_OP(movf, d)
{
- FST2 = float64_to_float32(FDT0, &env->fp_status);
+ if (!(env->fcr31 & PARAM1))
+ DT2 = DT0;
DEBUG_FPU_STATE();
RETURN();
}
-FLOAT_OP(cvts, w)
+FLOAT_OP(movf, s)
{
- FST2 = int32_to_float32(WT0, &env->fp_status);
+ if (!(env->fcr31 & PARAM1))
+ WT2 = WT0;
DEBUG_FPU_STATE();
RETURN();
}
-FLOAT_OP(cvtw, s)
+FLOAT_OP(movf, ps)
{
- WT2 = float32_to_int32(FST0, &env->fp_status);
+ if (!(env->fcr31 & PARAM1)) {
+ WT2 = WT0;
+ WTH2 = WTH0;
+ }
DEBUG_FPU_STATE();
RETURN();
}
-FLOAT_OP(cvtw, d)
+FLOAT_OP(movt, d)
{
- WT2 = float64_to_int32(FDT0, &env->fp_status);
+ if (env->fcr31 & PARAM1)
+ DT2 = DT0;
DEBUG_FPU_STATE();
RETURN();
}
-
-FLOAT_OP(roundw, d)
+FLOAT_OP(movt, s)
{
- set_float_rounding_mode(float_round_nearest_even, &env->fp_status);
- WT2 = float64_round_to_int(FDT0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
-
+ if (env->fcr31 & PARAM1)
+ WT2 = WT0;
DEBUG_FPU_STATE();
RETURN();
}
-FLOAT_OP(roundw, s)
+FLOAT_OP(movt, ps)
{
- set_float_rounding_mode(float_round_nearest_even, &env->fp_status);
- WT2 = float32_round_to_int(FST0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
+ if (env->fcr31 & PARAM1) {
+ WT2 = WT0;
+ WTH2 = WTH0;
+ }
DEBUG_FPU_STATE();
RETURN();
}
-
-FLOAT_OP(truncw, d)
+FLOAT_OP(movz, d)
{
- WT2 = float64_to_int32_round_to_zero(FDT0, &env->fp_status);
+ if (!T0)
+ DT2 = DT0;
DEBUG_FPU_STATE();
RETURN();
}
-FLOAT_OP(truncw, s)
+FLOAT_OP(movz, s)
{
- WT2 = float32_to_int32_round_to_zero(FST0, &env->fp_status);
+ if (!T0)
+ WT2 = WT0;
DEBUG_FPU_STATE();
RETURN();
}
-
-FLOAT_OP(ceilw, d)
+FLOAT_OP(movz, ps)
{
- set_float_rounding_mode(float_round_up, &env->fp_status);
- WT2 = float64_round_to_int(FDT0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
-
+ if (!T0) {
+ WT2 = WT0;
+ WTH2 = WTH0;
+ }
DEBUG_FPU_STATE();
RETURN();
}
-FLOAT_OP(ceilw, s)
+FLOAT_OP(movn, d)
{
- set_float_rounding_mode(float_round_up, &env->fp_status);
- WT2 = float32_round_to_int(FST0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
+ if (T0)
+ DT2 = DT0;
DEBUG_FPU_STATE();
RETURN();
}
-
-FLOAT_OP(floorw, d)
+FLOAT_OP(movn, s)
{
- set_float_rounding_mode(float_round_down, &env->fp_status);
- WT2 = float64_round_to_int(FDT0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
-
+ if (T0)
+ WT2 = WT0;
DEBUG_FPU_STATE();
RETURN();
}
-FLOAT_OP(floorw, s)
+FLOAT_OP(movn, ps)
{
- set_float_rounding_mode(float_round_down, &env->fp_status);
- WT2 = float32_round_to_int(FST0, &env->fp_status);
- RESTORE_ROUNDING_MODE;
+ if (T0) {
+ WT2 = WT0;
+ WTH2 = WTH0;
+ }
DEBUG_FPU_STATE();
RETURN();
}
#define FLOAT_BINOP(name) \
FLOAT_OP(name, d) \
{ \
+ set_float_exception_flags(0, &env->fp_status); \
FDT2 = float64_ ## name (FDT0, FDT1, &env->fp_status); \
+ update_fcr31(); \
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(); \
+ DEBUG_FPU_STATE(); \
+ RETURN(); \
+} \
+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(); \
DEBUG_FPU_STATE(); \
+ RETURN(); \
}
FLOAT_BINOP(add)
FLOAT_BINOP(sub)
FLOAT_BINOP(div)
#undef FLOAT_BINOP
+FLOAT_OP(addr, ps)
+{
+ set_float_exception_flags(0, &env->fp_status);
+ FST2 = float32_add (FST0, FSTH0, &env->fp_status);
+ FSTH2 = float32_add (FST1, FSTH1, &env->fp_status);
+ update_fcr31();
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+
+/* ternary operations */
+#define FLOAT_TERNOP(name1, name2) \
+FLOAT_OP(name1 ## name2, d) \
+{ \
+ 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) \
+{ \
+ 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); \
+ 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(); \
+ RETURN(); \
+} \
+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)
DEBUG_FPU_STATE();
RETURN();
}
+FLOAT_OP(mov, ps)
+{
+ FST2 = FST0;
+ FSTH2 = FSTH0;
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+FLOAT_OP(alnv, ps)
+{
+ switch (T0 & 0x7) {
+ case 0:
+ FST2 = FST0;
+ FSTH2 = FSTH0;
+ break;
+ case 4:
+#ifdef TARGET_WORDS_BIGENDIAN
+ FSTH2 = FST0;
+ FST2 = FSTH1;
+#else
+ FSTH2 = FST1;
+ FST2 = FSTH0;
+#endif
+ break;
+ default: /* unpredictable */
+ break;
+ }
+ DEBUG_FPU_STATE();
+ RETURN();
+}
#ifdef CONFIG_SOFTFLOAT
#define clear_invalid() do { \
extern void dump_fpu_s(CPUState *env);
-#define FOP_COND(fmt, op, sig, cond) \
-void op_cmp_ ## fmt ## _ ## op (void) \
+#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(); \
+} \
+void op_cmpabs_d_ ## op (void) \
{ \
- if (cond) \
- SET_FP_COND(env->fcr31); \
+ int c; \
+ FDT0 &= ~(1ULL << 63); \
+ FDT1 &= ~(1ULL << 63); \
+ c = cond; \
+ update_fcr31(); \
+ if (c) \
+ SET_FP_COND(PARAM1, env); \
else \
- CLEAR_FP_COND(env->fcr31); \
- if (!sig) \
- clear_invalid(); \
- /*CALL_FROM_TB1(dump_fpu_s, env);*/ \
+ CLEAR_FP_COND(PARAM1, env); \
DEBUG_FPU_STATE(); \
RETURN(); \
}
-int float64_is_unordered(float64 a, float64 b STATUS_PARAM)
+int float64_is_unordered(int sig, float64 a, float64 b STATUS_PARAM)
{
- if (float64_is_nan(a) || float64_is_nan(b)) {
+ 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 {
+ } else if (float64_is_nan(a) || float64_is_nan(b)) {
+ return 1;
+ } else {
return 0;
}
}
-FOP_COND(d, f, 0, 0)
-FOP_COND(d, un, 0, float64_is_unordered(FDT1, FDT0, &env->fp_status))
-FOP_COND(d, eq, 0, float64_eq(FDT0, FDT1, &env->fp_status))
-FOP_COND(d, ueq, 0, float64_is_unordered(FDT1, FDT0, &env->fp_status) || float64_eq(FDT0, FDT1, &env->fp_status))
-FOP_COND(d, olt, 0, float64_lt(FDT0, FDT1, &env->fp_status))
-FOP_COND(d, ult, 0, float64_is_unordered(FDT1, FDT0, &env->fp_status) || float64_lt(FDT0, FDT1, &env->fp_status))
-FOP_COND(d, ole, 0, float64_le(FDT0, FDT1, &env->fp_status))
-FOP_COND(d, ule, 0, float64_is_unordered(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, 1, (float64_is_unordered(FDT0, FDT1, &env->fp_status), 0))
-FOP_COND(d, ngle,1, float64_is_unordered(FDT1, FDT0, &env->fp_status))
-FOP_COND(d, seq, 1, float64_eq(FDT0, FDT1, &env->fp_status))
-FOP_COND(d, ngl, 1, float64_is_unordered(FDT1, FDT0, &env->fp_status) || float64_eq(FDT0, FDT1, &env->fp_status))
-FOP_COND(d, lt, 1, float64_lt(FDT0, FDT1, &env->fp_status))
-FOP_COND(d, nge, 1, float64_is_unordered(FDT1, FDT0, &env->fp_status) || float64_lt(FDT0, FDT1, &env->fp_status))
-FOP_COND(d, le, 1, float64_le(FDT0, FDT1, &env->fp_status))
-FOP_COND(d, ngt, 1, float64_is_unordered(FDT1, FDT0, &env->fp_status) || float64_le(FDT0, FDT1, &env->fp_status))
-
-flag float32_is_unordered(float32 a, float32 b STATUS_PARAM)
-{
- extern flag float32_is_nan( float32 a );
- if (float32_is_nan(a) || float32_is_nan(b)) {
+ * 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(); \
+} \
+void op_cmpabs_s_ ## op (void) \
+{ \
+ int c; \
+ FST0 &= ~(1 << 31); \
+ FST1 &= ~(1 << 31); \
+ 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 {
+ } 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, 0, 0)
-FOP_COND(s, un, 0, float32_is_unordered(FST1, FST0, &env->fp_status))
-FOP_COND(s, eq, 0, float32_eq(FST0, FST1, &env->fp_status))
-FOP_COND(s, ueq, 0, float32_is_unordered(FST1, FST0, &env->fp_status) || float32_eq(FST0, FST1, &env->fp_status))
-FOP_COND(s, olt, 0, float32_lt(FST0, FST1, &env->fp_status))
-FOP_COND(s, ult, 0, float32_is_unordered(FST1, FST0, &env->fp_status) || float32_lt(FST0, FST1, &env->fp_status))
-FOP_COND(s, ole, 0, float32_le(FST0, FST1, &env->fp_status))
-FOP_COND(s, ule, 0, float32_is_unordered(FST1, FST0, &env->fp_status) || float32_le(FST0, FST1, &env->fp_status))
+ * 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, 1, (float32_is_unordered(FST0, FST1, &env->fp_status), 0))
-FOP_COND(s, ngle,1, float32_is_unordered(FST1, FST0, &env->fp_status))
-FOP_COND(s, seq, 1, float32_eq(FST0, FST1, &env->fp_status))
-FOP_COND(s, ngl, 1, float32_is_unordered(FST1, FST0, &env->fp_status) || float32_eq(FST0, FST1, &env->fp_status))
-FOP_COND(s, lt, 1, float32_lt(FST0, FST1, &env->fp_status))
-FOP_COND(s, nge, 1, float32_is_unordered(FST1, FST0, &env->fp_status) || float32_lt(FST0, FST1, &env->fp_status))
-FOP_COND(s, le, 1, float32_le(FST0, FST1, &env->fp_status))
-FOP_COND(s, ngt, 1, float32_is_unordered(FST1, FST0, &env->fp_status) || float32_le(FST0, FST1, &env->fp_status))
+ * 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(); \
+} \
+void op_cmpabs_ps_ ## op (void) \
+{ \
+ int cl, ch; \
+ FST0 &= ~(1 << 31); \
+ FSTH0 &= ~(1 << 31); \
+ FST1 &= ~(1 << 31); \
+ FSTH1 &= ~(1 << 31); \
+ cl = condl; \
+ 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))
void op_bc1f (void)
{
- T0 = ! IS_FP_COND_SET(env->fcr31);
+ T0 = !IS_FP_COND_SET(PARAM1, env);
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+void op_bc1fany2 (void)
+{
+ T0 = (!IS_FP_COND_SET(PARAM1, env) ||
+ !IS_FP_COND_SET(PARAM1 + 1, env));
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+void op_bc1fany4 (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));
DEBUG_FPU_STATE();
RETURN();
}
void op_bc1t (void)
{
- T0 = IS_FP_COND_SET(env->fcr31);
+ T0 = IS_FP_COND_SET(PARAM1, env);
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+void op_bc1tany2 (void)
+{
+ T0 = (IS_FP_COND_SET(PARAM1, env) ||
+ IS_FP_COND_SET(PARAM1 + 1, env));
+ DEBUG_FPU_STATE();
+ RETURN();
+}
+void op_bc1tany4 (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));
DEBUG_FPU_STATE();
RETURN();
}
-#endif /* MIPS_USES_FPU */
#if defined(MIPS_USES_R4K_TLB)
void op_tlbwi (void)
#endif
/* Specials */
+#if defined (CONFIG_USER_ONLY)
+void op_tls_value (void)
+{
+ T0 = env->tls_value;
+}
+#endif
+
void op_pmon (void)
{
CALL_FROM_TB1(do_pmon, PARAM1);
+ RETURN();
+}
+
+void op_di (void)
+{
+ T0 = env->CP0_Status;
+ env->CP0_Status = T0 & ~(1 << CP0St_IE);
+ CALL_FROM_TB1(cpu_mips_update_irq, env);
+ RETURN();
+}
+
+void op_ei (void)
+{
+ T0 = env->CP0_Status;
+ env->CP0_Status = T0 | (1 << CP0St_IE);
+ CALL_FROM_TB1(cpu_mips_update_irq, env);
+ RETURN();
}
void op_trap (void)
{
if (T0) {
- CALL_FROM_TB1(do_raise_exception_direct, EXCP_TRAP);
+ CALL_FROM_TB1(do_raise_exception, EXCP_TRAP);
}
RETURN();
}
void op_debug (void)
{
- CALL_FROM_TB1(do_raise_exception, EXCP_DEBUG);
+ CALL_FROM_TB1(do_raise_exception, EXCP_DEBUG);
+ RETURN();
}
void op_set_lladdr (void)
{
env->CP0_LLAddr = T2;
+ RETURN();
}
-void debug_eret (void);
+void debug_pre_eret (void);
+void debug_post_eret (void);
void op_eret (void)
{
- CALL_FROM_TB0(debug_eret);
- if (env->hflags & MIPS_HFLAG_ERL) {
+ if (loglevel & CPU_LOG_EXEC)
+ CALL_FROM_TB0(debug_pre_eret);
+ if (env->CP0_Status & (1 << CP0St_ERL)) {
env->PC = env->CP0_ErrorEPC;
- env->hflags &= ~MIPS_HFLAG_ERL;
- env->CP0_Status &= ~(1 << CP0St_ERL);
+ env->CP0_Status &= ~(1 << CP0St_ERL);
} else {
env->PC = env->CP0_EPC;
- env->hflags &= ~MIPS_HFLAG_EXL;
- env->CP0_Status &= ~(1 << CP0St_EXL);
+ env->CP0_Status &= ~(1 << CP0St_EXL);
}
+ if (!(env->CP0_Status & (1 << CP0St_EXL)) &&
+ !(env->CP0_Status & (1 << CP0St_ERL)) &&
+ !(env->hflags & MIPS_HFLAG_DM) &&
+ (env->CP0_Status & (1 << CP0St_UM)))
+ env->hflags |= MIPS_HFLAG_UM;
+ if (loglevel & CPU_LOG_EXEC)
+ CALL_FROM_TB0(debug_post_eret);
env->CP0_LLAddr = 1;
+ RETURN();
}
void op_deret (void)
{
- CALL_FROM_TB0(debug_eret);
+ if (loglevel & CPU_LOG_EXEC)
+ CALL_FROM_TB0(debug_pre_eret);
env->PC = env->CP0_DEPC;
+ env->hflags |= MIPS_HFLAG_DM;
+ if (!(env->CP0_Status & (1 << CP0St_EXL)) &&
+ !(env->CP0_Status & (1 << CP0St_ERL)) &&
+ !(env->hflags & MIPS_HFLAG_DM) &&
+ (env->CP0_Status & (1 << CP0St_UM)))
+ env->hflags |= MIPS_HFLAG_UM;
+ if (loglevel & CPU_LOG_EXEC)
+ CALL_FROM_TB0(debug_post_eret);
+ env->CP0_LLAddr = 1;
+ RETURN();
+}
+
+void op_rdhwr_cpunum(void)
+{
+ if (!(env->hflags & MIPS_HFLAG_UM) ||
+ (env->CP0_HWREna & (1 << 0)) ||
+ (env->CP0_Status & (1 << CP0St_CU0)))
+ T0 = env->CP0_EBase & 0x3ff;
+ else
+ CALL_FROM_TB1(do_raise_exception, EXCP_RI);
+ RETURN();
+}
+
+void op_rdhwr_synci_step(void)
+{
+ if (!(env->hflags & MIPS_HFLAG_UM) ||
+ (env->CP0_HWREna & (1 << 1)) ||
+ (env->CP0_Status & (1 << CP0St_CU0)))
+ T0 = env->SYNCI_Step;
+ else
+ CALL_FROM_TB1(do_raise_exception, EXCP_RI);
+ RETURN();
+}
+
+void op_rdhwr_cc(void)
+{
+ if (!(env->hflags & MIPS_HFLAG_UM) ||
+ (env->CP0_HWREna & (1 << 2)) ||
+ (env->CP0_Status & (1 << CP0St_CU0)))
+ T0 = env->CP0_Count;
+ else
+ CALL_FROM_TB1(do_raise_exception, EXCP_RI);
+ RETURN();
+}
+
+void op_rdhwr_ccres(void)
+{
+ if (!(env->hflags & MIPS_HFLAG_UM) ||
+ (env->CP0_HWREna & (1 << 3)) ||
+ (env->CP0_Status & (1 << CP0St_CU0)))
+ T0 = env->CCRes;
+ else
+ CALL_FROM_TB1(do_raise_exception, EXCP_RI);
+ RETURN();
}
void op_save_state (void)
RETURN();
}
+void op_save_fp_status (void)
+{
+ union fps {
+ uint32_t i;
+ float_status f;
+ } fps;
+ fps.i = PARAM1;
+ env->fp_status = fps.f;
+ RETURN();
+}
+
+void op_interrupt_restart (void)
+{
+ if (!(env->CP0_Status & (1 << CP0St_EXL)) &&
+ !(env->CP0_Status & (1 << CP0St_ERL)) &&
+ !(env->hflags & MIPS_HFLAG_DM) &&
+ (env->CP0_Status & (1 << CP0St_IE)) &&
+ (env->CP0_Status & env->CP0_Cause & CP0Ca_IP_mask)) {
+ env->CP0_Cause &= ~(0x1f << CP0Ca_EC);
+ CALL_FROM_TB1(do_raise_exception, EXCP_EXT_INTERRUPT);
+ }
+ RETURN();
+}
+
void op_raise_exception (void)
{
CALL_FROM_TB1(do_raise_exception, PARAM1);
void op_exit_tb (void)
{
EXIT_TB();
+ RETURN();
}
void op_wait (void)
{
env->halted = 1;
CALL_FROM_TB1(do_raise_exception, EXCP_HLT);
+ RETURN();
+}
+
+/* Bitfield operations. */
+void op_ext(void)
+{
+ unsigned int pos = PARAM1;
+ unsigned int size = PARAM2;
+
+ T0 = ((uint32_t)T1 >> pos) & ((size < 32) ? ((1 << size) - 1) : ~0);
+ RETURN();
+}
+
+void op_ins(void)
+{
+ unsigned int pos = PARAM1;
+ unsigned int size = PARAM2;
+ target_ulong mask = ((size < 32) ? ((1 << size) - 1) : ~0) << pos;
+
+ T0 = (T0 & ~mask) | (((uint32_t)T1 << pos) & mask);
+ RETURN();
+}
+
+void op_wsbh(void)
+{
+ T0 = ((T1 << 8) & ~0x00FF00FF) | ((T1 >> 8) & 0x00FF00FF);
+ RETURN();
+}
+
+#ifdef TARGET_MIPS64
+void op_dext(void)
+{
+ unsigned int pos = PARAM1;
+ unsigned int size = PARAM2;
+
+ T0 = (T1 >> pos) & ((size < 32) ? ((1 << size) - 1) : ~0);
+ RETURN();
+}
+
+void op_dins(void)
+{
+ unsigned int pos = PARAM1;
+ unsigned int size = PARAM2;
+ target_ulong mask = ((size < 32) ? ((1 << size) - 1) : ~0) << pos;
+
+ T0 = (T0 & ~mask) | ((T1 << pos) & mask);
+ RETURN();
+}
+
+void op_dsbh(void)
+{
+ T0 = ((T1 << 8) & ~0x00FF00FF00FF00FFULL) | ((T1 >> 8) & 0x00FF00FF00FF00FFULL);
+ RETURN();
+}
+
+void op_dshd(void)
+{
+ T0 = ((T1 << 16) & ~0x0000FFFF0000FFFFULL) | ((T1 >> 16) & 0x0000FFFF0000FFFFULL);
+ RETURN();
+}
+#endif
+
+void op_seb(void)
+{
+ T0 = ((T1 & 0xFF) ^ 0x80) - 0x80;
+ RETURN();
+}
+
+void op_seh(void)
+{
+ T0 = ((T1 & 0xFFFF) ^ 0x8000) - 0x8000;
+ RETURN();
}
projects / qemu.git / blobdiff