#include "exec.h"
#include "host-utils.h"
+#include "helper.h"
+#if !defined(CONFIG_USER_ONLY)
+#include "softmmu_exec.h"
+#endif /* !defined(CONFIG_USER_ONLY) */
-//#define DEBUG_PCALL
//#define DEBUG_MMU
//#define DEBUG_MXCC
//#define DEBUG_UNALIGNED
//#define DEBUG_UNASSIGNED
+//#define DEBUG_ASI
+//#define DEBUG_PCALL
#ifdef DEBUG_MMU
#define DPRINTF_MMU(fmt, args...) \
do { printf("MMU: " fmt , ##args); } while (0)
#else
-#define DPRINTF_MMU(fmt, args...)
+#define DPRINTF_MMU(fmt, args...) do {} while (0)
#endif
#ifdef DEBUG_MXCC
#define DPRINTF_MXCC(fmt, args...) \
do { printf("MXCC: " fmt , ##args); } while (0)
#else
-#define DPRINTF_MXCC(fmt, args...)
+#define DPRINTF_MXCC(fmt, args...) do {} while (0)
+#endif
+
+#ifdef DEBUG_ASI
+#define DPRINTF_ASI(fmt, args...) \
+do { printf("ASI: " fmt , ##args); } while (0)
+#else
+#define DPRINTF_ASI(fmt, args...) do {} while (0)
#endif
+#ifdef TARGET_SPARC64
+#ifndef TARGET_ABI32
+#define AM_CHECK(env1) ((env1)->pstate & PS_AM)
+#else
+#define AM_CHECK(env1) (1)
+#endif
+#endif
+
+static inline void address_mask(CPUState *env1, target_ulong *addr)
+{
+#ifdef TARGET_SPARC64
+ if (AM_CHECK(env1))
+ *addr &= 0xffffffffULL;
+#endif
+}
+
void raise_exception(int tt)
{
env->exception_index = tt;
cpu_loop_exit();
}
-void check_ieee_exceptions()
+void helper_trap(target_ulong nb_trap)
+{
+ env->exception_index = TT_TRAP + (nb_trap & 0x7f);
+ cpu_loop_exit();
+}
+
+void helper_trapcc(target_ulong nb_trap, target_ulong do_trap)
+{
+ if (do_trap) {
+ env->exception_index = TT_TRAP + (nb_trap & 0x7f);
+ cpu_loop_exit();
+ }
+}
+
+static inline void set_cwp(int new_cwp)
+{
+ cpu_set_cwp(env, new_cwp);
+}
+
+void helper_check_align(target_ulong addr, uint32_t align)
+{
+ if (addr & align) {
+#ifdef DEBUG_UNALIGNED
+ printf("Unaligned access to 0x" TARGET_FMT_lx " from 0x" TARGET_FMT_lx
+ "\n", addr, env->pc);
+#endif
+ raise_exception(TT_UNALIGNED);
+ }
+}
+
+#define F_HELPER(name, p) void helper_f##name##p(void)
+
+#define F_BINOP(name) \
+ float32 helper_f ## name ## s (float32 src1, float32 src2) \
+ { \
+ return float32_ ## name (src1, src2, &env->fp_status); \
+ } \
+ F_HELPER(name, d) \
+ { \
+ DT0 = float64_ ## name (DT0, DT1, &env->fp_status); \
+ } \
+ F_HELPER(name, q) \
+ { \
+ QT0 = float128_ ## name (QT0, QT1, &env->fp_status); \
+ }
+
+F_BINOP(add);
+F_BINOP(sub);
+F_BINOP(mul);
+F_BINOP(div);
+#undef F_BINOP
+
+void helper_fsmuld(float32 src1, float32 src2)
+{
+ DT0 = float64_mul(float32_to_float64(src1, &env->fp_status),
+ float32_to_float64(src2, &env->fp_status),
+ &env->fp_status);
+}
+
+void helper_fdmulq(void)
+{
+ QT0 = float128_mul(float64_to_float128(DT0, &env->fp_status),
+ float64_to_float128(DT1, &env->fp_status),
+ &env->fp_status);
+}
+
+float32 helper_fnegs(float32 src)
+{
+ return float32_chs(src);
+}
+
+#ifdef TARGET_SPARC64
+F_HELPER(neg, d)
+{
+ DT0 = float64_chs(DT1);
+}
+
+F_HELPER(neg, q)
+{
+ QT0 = float128_chs(QT1);
+}
+#endif
+
+/* Integer to float conversion. */
+float32 helper_fitos(int32_t src)
+{
+ return int32_to_float32(src, &env->fp_status);
+}
+
+void helper_fitod(int32_t src)
+{
+ DT0 = int32_to_float64(src, &env->fp_status);
+}
+
+void helper_fitoq(int32_t src)
+{
+ QT0 = int32_to_float128(src, &env->fp_status);
+}
+
+#ifdef TARGET_SPARC64
+float32 helper_fxtos(void)
+{
+ return int64_to_float32(*((int64_t *)&DT1), &env->fp_status);
+}
+
+F_HELPER(xto, d)
+{
+ DT0 = int64_to_float64(*((int64_t *)&DT1), &env->fp_status);
+}
+
+F_HELPER(xto, q)
+{
+ QT0 = int64_to_float128(*((int64_t *)&DT1), &env->fp_status);
+}
+#endif
+#undef F_HELPER
+
+/* floating point conversion */
+float32 helper_fdtos(void)
+{
+ return float64_to_float32(DT1, &env->fp_status);
+}
+
+void helper_fstod(float32 src)
+{
+ DT0 = float32_to_float64(src, &env->fp_status);
+}
+
+float32 helper_fqtos(void)
+{
+ return float128_to_float32(QT1, &env->fp_status);
+}
+
+void helper_fstoq(float32 src)
+{
+ QT0 = float32_to_float128(src, &env->fp_status);
+}
+
+void helper_fqtod(void)
+{
+ DT0 = float128_to_float64(QT1, &env->fp_status);
+}
+
+void helper_fdtoq(void)
+{
+ QT0 = float64_to_float128(DT1, &env->fp_status);
+}
+
+/* Float to integer conversion. */
+int32_t helper_fstoi(float32 src)
+{
+ return float32_to_int32_round_to_zero(src, &env->fp_status);
+}
+
+int32_t helper_fdtoi(void)
+{
+ return float64_to_int32_round_to_zero(DT1, &env->fp_status);
+}
+
+int32_t helper_fqtoi(void)
+{
+ return float128_to_int32_round_to_zero(QT1, &env->fp_status);
+}
+
+#ifdef TARGET_SPARC64
+void helper_fstox(float32 src)
+{
+ *((int64_t *)&DT0) = float32_to_int64_round_to_zero(src, &env->fp_status);
+}
+
+void helper_fdtox(void)
+{
+ *((int64_t *)&DT0) = float64_to_int64_round_to_zero(DT1, &env->fp_status);
+}
+
+void helper_fqtox(void)
+{
+ *((int64_t *)&DT0) = float128_to_int64_round_to_zero(QT1, &env->fp_status);
+}
+
+void helper_faligndata(void)
{
- T0 = get_float_exception_flags(&env->fp_status);
- if (T0)
- {
+ uint64_t tmp;
+
+ tmp = (*((uint64_t *)&DT0)) << ((env->gsr & 7) * 8);
+ /* on many architectures a shift of 64 does nothing */
+ if ((env->gsr & 7) != 0) {
+ tmp |= (*((uint64_t *)&DT1)) >> (64 - (env->gsr & 7) * 8);
+ }
+ *((uint64_t *)&DT0) = tmp;
+}
+
+#ifdef WORDS_BIGENDIAN
+#define VIS_B64(n) b[7 - (n)]
+#define VIS_W64(n) w[3 - (n)]
+#define VIS_SW64(n) sw[3 - (n)]
+#define VIS_L64(n) l[1 - (n)]
+#define VIS_B32(n) b[3 - (n)]
+#define VIS_W32(n) w[1 - (n)]
+#else
+#define VIS_B64(n) b[n]
+#define VIS_W64(n) w[n]
+#define VIS_SW64(n) sw[n]
+#define VIS_L64(n) l[n]
+#define VIS_B32(n) b[n]
+#define VIS_W32(n) w[n]
+#endif
+
+typedef union {
+ uint8_t b[8];
+ uint16_t w[4];
+ int16_t sw[4];
+ uint32_t l[2];
+ float64 d;
+} vis64;
+
+typedef union {
+ uint8_t b[4];
+ uint16_t w[2];
+ uint32_t l;
+ float32 f;
+} vis32;
+
+void helper_fpmerge(void)
+{
+ vis64 s, d;
+
+ s.d = DT0;
+ d.d = DT1;
+
+ // Reverse calculation order to handle overlap
+ d.VIS_B64(7) = s.VIS_B64(3);
+ d.VIS_B64(6) = d.VIS_B64(3);
+ d.VIS_B64(5) = s.VIS_B64(2);
+ d.VIS_B64(4) = d.VIS_B64(2);
+ d.VIS_B64(3) = s.VIS_B64(1);
+ d.VIS_B64(2) = d.VIS_B64(1);
+ d.VIS_B64(1) = s.VIS_B64(0);
+ //d.VIS_B64(0) = d.VIS_B64(0);
+
+ DT0 = d.d;
+}
+
+void helper_fmul8x16(void)
+{
+ vis64 s, d;
+ uint32_t tmp;
+
+ s.d = DT0;
+ d.d = DT1;
+
+#define PMUL(r) \
+ tmp = (int32_t)d.VIS_SW64(r) * (int32_t)s.VIS_B64(r); \
+ if ((tmp & 0xff) > 0x7f) \
+ tmp += 0x100; \
+ d.VIS_W64(r) = tmp >> 8;
+
+ PMUL(0);
+ PMUL(1);
+ PMUL(2);
+ PMUL(3);
+#undef PMUL
+
+ DT0 = d.d;
+}
+
+void helper_fmul8x16al(void)
+{
+ vis64 s, d;
+ uint32_t tmp;
+
+ s.d = DT0;
+ d.d = DT1;
+
+#define PMUL(r) \
+ tmp = (int32_t)d.VIS_SW64(1) * (int32_t)s.VIS_B64(r); \
+ if ((tmp & 0xff) > 0x7f) \
+ tmp += 0x100; \
+ d.VIS_W64(r) = tmp >> 8;
+
+ PMUL(0);
+ PMUL(1);
+ PMUL(2);
+ PMUL(3);
+#undef PMUL
+
+ DT0 = d.d;
+}
+
+void helper_fmul8x16au(void)
+{
+ vis64 s, d;
+ uint32_t tmp;
+
+ s.d = DT0;
+ d.d = DT1;
+
+#define PMUL(r) \
+ tmp = (int32_t)d.VIS_SW64(0) * (int32_t)s.VIS_B64(r); \
+ if ((tmp & 0xff) > 0x7f) \
+ tmp += 0x100; \
+ d.VIS_W64(r) = tmp >> 8;
+
+ PMUL(0);
+ PMUL(1);
+ PMUL(2);
+ PMUL(3);
+#undef PMUL
+
+ DT0 = d.d;
+}
+
+void helper_fmul8sux16(void)
+{
+ vis64 s, d;
+ uint32_t tmp;
+
+ s.d = DT0;
+ d.d = DT1;
+
+#define PMUL(r) \
+ tmp = (int32_t)d.VIS_SW64(r) * ((int32_t)s.VIS_SW64(r) >> 8); \
+ if ((tmp & 0xff) > 0x7f) \
+ tmp += 0x100; \
+ d.VIS_W64(r) = tmp >> 8;
+
+ PMUL(0);
+ PMUL(1);
+ PMUL(2);
+ PMUL(3);
+#undef PMUL
+
+ DT0 = d.d;
+}
+
+void helper_fmul8ulx16(void)
+{
+ vis64 s, d;
+ uint32_t tmp;
+
+ s.d = DT0;
+ d.d = DT1;
+
+#define PMUL(r) \
+ tmp = (int32_t)d.VIS_SW64(r) * ((uint32_t)s.VIS_B64(r * 2)); \
+ if ((tmp & 0xff) > 0x7f) \
+ tmp += 0x100; \
+ d.VIS_W64(r) = tmp >> 8;
+
+ PMUL(0);
+ PMUL(1);
+ PMUL(2);
+ PMUL(3);
+#undef PMUL
+
+ DT0 = d.d;
+}
+
+void helper_fmuld8sux16(void)
+{
+ vis64 s, d;
+ uint32_t tmp;
+
+ s.d = DT0;
+ d.d = DT1;
+
+#define PMUL(r) \
+ tmp = (int32_t)d.VIS_SW64(r) * ((int32_t)s.VIS_SW64(r) >> 8); \
+ if ((tmp & 0xff) > 0x7f) \
+ tmp += 0x100; \
+ d.VIS_L64(r) = tmp;
+
+ // Reverse calculation order to handle overlap
+ PMUL(1);
+ PMUL(0);
+#undef PMUL
+
+ DT0 = d.d;
+}
+
+void helper_fmuld8ulx16(void)
+{
+ vis64 s, d;
+ uint32_t tmp;
+
+ s.d = DT0;
+ d.d = DT1;
+
+#define PMUL(r) \
+ tmp = (int32_t)d.VIS_SW64(r) * ((uint32_t)s.VIS_B64(r * 2)); \
+ if ((tmp & 0xff) > 0x7f) \
+ tmp += 0x100; \
+ d.VIS_L64(r) = tmp;
+
+ // Reverse calculation order to handle overlap
+ PMUL(1);
+ PMUL(0);
+#undef PMUL
+
+ DT0 = d.d;
+}
+
+void helper_fexpand(void)
+{
+ vis32 s;
+ vis64 d;
+
+ s.l = (uint32_t)(*(uint64_t *)&DT0 & 0xffffffff);
+ d.d = DT1;
+ d.VIS_L64(0) = s.VIS_W32(0) << 4;
+ d.VIS_L64(1) = s.VIS_W32(1) << 4;
+ d.VIS_L64(2) = s.VIS_W32(2) << 4;
+ d.VIS_L64(3) = s.VIS_W32(3) << 4;
+
+ DT0 = d.d;
+}
+
+#define VIS_HELPER(name, F) \
+ void name##16(void) \
+ { \
+ vis64 s, d; \
+ \
+ s.d = DT0; \
+ d.d = DT1; \
+ \
+ d.VIS_W64(0) = F(d.VIS_W64(0), s.VIS_W64(0)); \
+ d.VIS_W64(1) = F(d.VIS_W64(1), s.VIS_W64(1)); \
+ d.VIS_W64(2) = F(d.VIS_W64(2), s.VIS_W64(2)); \
+ d.VIS_W64(3) = F(d.VIS_W64(3), s.VIS_W64(3)); \
+ \
+ DT0 = d.d; \
+ } \
+ \
+ uint32_t name##16s(uint32_t src1, uint32_t src2) \
+ { \
+ vis32 s, d; \
+ \
+ s.l = src1; \
+ d.l = src2; \
+ \
+ d.VIS_W32(0) = F(d.VIS_W32(0), s.VIS_W32(0)); \
+ d.VIS_W32(1) = F(d.VIS_W32(1), s.VIS_W32(1)); \
+ \
+ return d.l; \
+ } \
+ \
+ void name##32(void) \
+ { \
+ vis64 s, d; \
+ \
+ s.d = DT0; \
+ d.d = DT1; \
+ \
+ d.VIS_L64(0) = F(d.VIS_L64(0), s.VIS_L64(0)); \
+ d.VIS_L64(1) = F(d.VIS_L64(1), s.VIS_L64(1)); \
+ \
+ DT0 = d.d; \
+ } \
+ \
+ uint32_t name##32s(uint32_t src1, uint32_t src2) \
+ { \
+ vis32 s, d; \
+ \
+ s.l = src1; \
+ d.l = src2; \
+ \
+ d.l = F(d.l, s.l); \
+ \
+ return d.l; \
+ }
+
+#define FADD(a, b) ((a) + (b))
+#define FSUB(a, b) ((a) - (b))
+VIS_HELPER(helper_fpadd, FADD)
+VIS_HELPER(helper_fpsub, FSUB)
+
+#define VIS_CMPHELPER(name, F) \
+ void name##16(void) \
+ { \
+ vis64 s, d; \
+ \
+ s.d = DT0; \
+ d.d = DT1; \
+ \
+ d.VIS_W64(0) = F(d.VIS_W64(0), s.VIS_W64(0))? 1: 0; \
+ d.VIS_W64(0) |= F(d.VIS_W64(1), s.VIS_W64(1))? 2: 0; \
+ d.VIS_W64(0) |= F(d.VIS_W64(2), s.VIS_W64(2))? 4: 0; \
+ d.VIS_W64(0) |= F(d.VIS_W64(3), s.VIS_W64(3))? 8: 0; \
+ \
+ DT0 = d.d; \
+ } \
+ \
+ void name##32(void) \
+ { \
+ vis64 s, d; \
+ \
+ s.d = DT0; \
+ d.d = DT1; \
+ \
+ d.VIS_L64(0) = F(d.VIS_L64(0), s.VIS_L64(0))? 1: 0; \
+ d.VIS_L64(0) |= F(d.VIS_L64(1), s.VIS_L64(1))? 2: 0; \
+ \
+ DT0 = d.d; \
+ }
+
+#define FCMPGT(a, b) ((a) > (b))
+#define FCMPEQ(a, b) ((a) == (b))
+#define FCMPLE(a, b) ((a) <= (b))
+#define FCMPNE(a, b) ((a) != (b))
+
+VIS_CMPHELPER(helper_fcmpgt, FCMPGT)
+VIS_CMPHELPER(helper_fcmpeq, FCMPEQ)
+VIS_CMPHELPER(helper_fcmple, FCMPLE)
+VIS_CMPHELPER(helper_fcmpne, FCMPNE)
+#endif
+
+void helper_check_ieee_exceptions(void)
+{
+ target_ulong status;
+
+ status = get_float_exception_flags(&env->fp_status);
+ if (status) {
/* Copy IEEE 754 flags into FSR */
- if (T0 & float_flag_invalid)
+ if (status & float_flag_invalid)
env->fsr |= FSR_NVC;
- if (T0 & float_flag_overflow)
+ if (status & float_flag_overflow)
env->fsr |= FSR_OFC;
- if (T0 & float_flag_underflow)
+ if (status & float_flag_underflow)
env->fsr |= FSR_UFC;
- if (T0 & float_flag_divbyzero)
+ if (status & float_flag_divbyzero)
env->fsr |= FSR_DZC;
- if (T0 & float_flag_inexact)
+ if (status & float_flag_inexact)
env->fsr |= FSR_NXC;
- if ((env->fsr & FSR_CEXC_MASK) & ((env->fsr & FSR_TEM_MASK) >> 23))
- {
+ if ((env->fsr & FSR_CEXC_MASK) & ((env->fsr & FSR_TEM_MASK) >> 23)) {
/* Unmasked exception, generate a trap */
env->fsr |= FSR_FTT_IEEE_EXCP;
raise_exception(TT_FP_EXCP);
- }
- else
- {
+ } else {
/* Accumulate exceptions */
env->fsr |= (env->fsr & FSR_CEXC_MASK) << 5;
}
- }
-}
-
-#ifdef USE_INT_TO_FLOAT_HELPERS
-void do_fitos(void)
-{
- set_float_exception_flags(0, &env->fp_status);
- FT0 = int32_to_float32(*((int32_t *)&FT1), &env->fp_status);
- check_ieee_exceptions();
-}
-
-void do_fitod(void)
-{
- DT0 = int32_to_float64(*((int32_t *)&FT1), &env->fp_status);
-}
-#ifdef TARGET_SPARC64
-void do_fxtos(void)
-{
- set_float_exception_flags(0, &env->fp_status);
- FT0 = int64_to_float32(*((int64_t *)&DT1), &env->fp_status);
- check_ieee_exceptions();
+ }
}
-void do_fxtod(void)
+void helper_clear_float_exceptions(void)
{
set_float_exception_flags(0, &env->fp_status);
- DT0 = int64_to_float64(*((int64_t *)&DT1), &env->fp_status);
- check_ieee_exceptions();
}
-#endif
-#endif
-void do_fabss(void)
+float32 helper_fabss(float32 src)
{
- FT0 = float32_abs(FT1);
+ return float32_abs(src);
}
#ifdef TARGET_SPARC64
-void do_fabsd(void)
+void helper_fabsd(void)
{
DT0 = float64_abs(DT1);
}
-#if defined(CONFIG_USER_ONLY)
-void do_fabsq(void)
+void helper_fabsq(void)
{
QT0 = float128_abs(QT1);
}
#endif
-#endif
-void do_fsqrts(void)
+float32 helper_fsqrts(float32 src)
{
- set_float_exception_flags(0, &env->fp_status);
- FT0 = float32_sqrt(FT1, &env->fp_status);
- check_ieee_exceptions();
+ return float32_sqrt(src, &env->fp_status);
}
-void do_fsqrtd(void)
+void helper_fsqrtd(void)
{
- set_float_exception_flags(0, &env->fp_status);
DT0 = float64_sqrt(DT1, &env->fp_status);
- check_ieee_exceptions();
}
-#if defined(CONFIG_USER_ONLY)
-void do_fsqrtq(void)
+void helper_fsqrtq(void)
{
- set_float_exception_flags(0, &env->fp_status);
QT0 = float128_sqrt(QT1, &env->fp_status);
- check_ieee_exceptions();
}
-#endif
#define GEN_FCMP(name, size, reg1, reg2, FS, TRAP) \
- void glue(do_, name) (void) \
+ void glue(helper_, name) (void) \
{ \
+ target_ulong new_fsr; \
+ \
env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \
switch (glue(size, _compare) (reg1, reg2, &env->fp_status)) { \
case float_relation_unordered: \
- T0 = (FSR_FCC1 | FSR_FCC0) << FS; \
+ new_fsr = (FSR_FCC1 | FSR_FCC0) << FS; \
if ((env->fsr & FSR_NVM) || TRAP) { \
- env->fsr |= T0; \
+ env->fsr |= new_fsr; \
env->fsr |= FSR_NVC; \
env->fsr |= FSR_FTT_IEEE_EXCP; \
raise_exception(TT_FP_EXCP); \
} \
break; \
case float_relation_less: \
- T0 = FSR_FCC0 << FS; \
+ new_fsr = FSR_FCC0 << FS; \
break; \
case float_relation_greater: \
- T0 = FSR_FCC1 << FS; \
+ new_fsr = FSR_FCC1 << FS; \
break; \
default: \
- T0 = 0; \
+ new_fsr = 0; \
break; \
} \
- env->fsr |= T0; \
+ env->fsr |= new_fsr; \
+ }
+#define GEN_FCMPS(name, size, FS, TRAP) \
+ void glue(helper_, name)(float32 src1, float32 src2) \
+ { \
+ target_ulong new_fsr; \
+ \
+ env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \
+ switch (glue(size, _compare) (src1, src2, &env->fp_status)) { \
+ case float_relation_unordered: \
+ new_fsr = (FSR_FCC1 | FSR_FCC0) << FS; \
+ if ((env->fsr & FSR_NVM) || TRAP) { \
+ env->fsr |= new_fsr; \
+ env->fsr |= FSR_NVC; \
+ env->fsr |= FSR_FTT_IEEE_EXCP; \
+ raise_exception(TT_FP_EXCP); \
+ } else { \
+ env->fsr |= FSR_NVA; \
+ } \
+ break; \
+ case float_relation_less: \
+ new_fsr = FSR_FCC0 << FS; \
+ break; \
+ case float_relation_greater: \
+ new_fsr = FSR_FCC1 << FS; \
+ break; \
+ default: \
+ new_fsr = 0; \
+ break; \
+ } \
+ env->fsr |= new_fsr; \
}
-GEN_FCMP(fcmps, float32, FT0, FT1, 0, 0);
+GEN_FCMPS(fcmps, float32, 0, 0);
GEN_FCMP(fcmpd, float64, DT0, DT1, 0, 0);
-GEN_FCMP(fcmpes, float32, FT0, FT1, 0, 1);
+GEN_FCMPS(fcmpes, float32, 0, 1);
GEN_FCMP(fcmped, float64, DT0, DT1, 0, 1);
-#ifdef CONFIG_USER_ONLY
GEN_FCMP(fcmpq, float128, QT0, QT1, 0, 0);
GEN_FCMP(fcmpeq, float128, QT0, QT1, 0, 1);
-#endif
#ifdef TARGET_SPARC64
-GEN_FCMP(fcmps_fcc1, float32, FT0, FT1, 22, 0);
+GEN_FCMPS(fcmps_fcc1, float32, 22, 0);
GEN_FCMP(fcmpd_fcc1, float64, DT0, DT1, 22, 0);
+GEN_FCMP(fcmpq_fcc1, float128, QT0, QT1, 22, 0);
-GEN_FCMP(fcmps_fcc2, float32, FT0, FT1, 24, 0);
+GEN_FCMPS(fcmps_fcc2, float32, 24, 0);
GEN_FCMP(fcmpd_fcc2, float64, DT0, DT1, 24, 0);
+GEN_FCMP(fcmpq_fcc2, float128, QT0, QT1, 24, 0);
-GEN_FCMP(fcmps_fcc3, float32, FT0, FT1, 26, 0);
+GEN_FCMPS(fcmps_fcc3, float32, 26, 0);
GEN_FCMP(fcmpd_fcc3, float64, DT0, DT1, 26, 0);
+GEN_FCMP(fcmpq_fcc3, float128, QT0, QT1, 26, 0);
-GEN_FCMP(fcmpes_fcc1, float32, FT0, FT1, 22, 1);
+GEN_FCMPS(fcmpes_fcc1, float32, 22, 1);
GEN_FCMP(fcmped_fcc1, float64, DT0, DT1, 22, 1);
+GEN_FCMP(fcmpeq_fcc1, float128, QT0, QT1, 22, 1);
-GEN_FCMP(fcmpes_fcc2, float32, FT0, FT1, 24, 1);
+GEN_FCMPS(fcmpes_fcc2, float32, 24, 1);
GEN_FCMP(fcmped_fcc2, float64, DT0, DT1, 24, 1);
+GEN_FCMP(fcmpeq_fcc2, float128, QT0, QT1, 24, 1);
-GEN_FCMP(fcmpes_fcc3, float32, FT0, FT1, 26, 1);
+GEN_FCMPS(fcmpes_fcc3, float32, 26, 1);
GEN_FCMP(fcmped_fcc3, float64, DT0, DT1, 26, 1);
-#ifdef CONFIG_USER_ONLY
-GEN_FCMP(fcmpq_fcc1, float128, QT0, QT1, 22, 0);
-GEN_FCMP(fcmpq_fcc2, float128, QT0, QT1, 24, 0);
-GEN_FCMP(fcmpq_fcc3, float128, QT0, QT1, 26, 0);
-GEN_FCMP(fcmpeq_fcc1, float128, QT0, QT1, 22, 1);
-GEN_FCMP(fcmpeq_fcc2, float128, QT0, QT1, 24, 1);
GEN_FCMP(fcmpeq_fcc3, float128, QT0, QT1, 26, 1);
#endif
-#endif
-
-#ifndef TARGET_SPARC64
-#ifndef CONFIG_USER_ONLY
+#undef GEN_FCMPS
-#ifdef DEBUG_MXCC
+#if !defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY) && \
+ defined(DEBUG_MXCC)
static void dump_mxcc(CPUState *env)
{
printf("mxccdata: %016llx %016llx %016llx %016llx\n",
- env->mxccdata[0], env->mxccdata[1], env->mxccdata[2], env->mxccdata[3]);
+ env->mxccdata[0], env->mxccdata[1],
+ env->mxccdata[2], env->mxccdata[3]);
printf("mxccregs: %016llx %016llx %016llx %016llx\n"
" %016llx %016llx %016llx %016llx\n",
- env->mxccregs[0], env->mxccregs[1], env->mxccregs[2], env->mxccregs[3],
- env->mxccregs[4], env->mxccregs[5], env->mxccregs[6], env->mxccregs[7]);
+ env->mxccregs[0], env->mxccregs[1],
+ env->mxccregs[2], env->mxccregs[3],
+ env->mxccregs[4], env->mxccregs[5],
+ env->mxccregs[6], env->mxccregs[7]);
}
#endif
-void helper_ld_asi(int asi, int size, int sign)
+#if (defined(TARGET_SPARC64) || !defined(CONFIG_USER_ONLY)) \
+ && defined(DEBUG_ASI)
+static void dump_asi(const char *txt, target_ulong addr, int asi, int size,
+ uint64_t r1)
{
- uint32_t ret = 0;
- uint64_t tmp;
-#ifdef DEBUG_MXCC
- uint32_t last_T0 = T0;
+ switch (size)
+ {
+ case 1:
+ DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %02" PRIx64 "\n", txt,
+ addr, asi, r1 & 0xff);
+ break;
+ case 2:
+ DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %04" PRIx64 "\n", txt,
+ addr, asi, r1 & 0xffff);
+ break;
+ case 4:
+ DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %08" PRIx64 "\n", txt,
+ addr, asi, r1 & 0xffffffff);
+ break;
+ case 8:
+ DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %016" PRIx64 "\n", txt,
+ addr, asi, r1);
+ break;
+ }
+}
#endif
+#ifndef TARGET_SPARC64
+#ifndef CONFIG_USER_ONLY
+uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign)
+{
+ uint64_t ret = 0;
+#if defined(DEBUG_MXCC) || defined(DEBUG_ASI)
+ uint32_t last_addr = addr;
+#endif
+
+ helper_check_align(addr, size - 1);
switch (asi) {
case 2: /* SuperSparc MXCC registers */
- switch (T0) {
+ switch (addr) {
case 0x01c00a00: /* MXCC control register */
- if (size == 8) {
- ret = env->mxccregs[3] >> 32;
- T0 = env->mxccregs[3];
- } else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
+ if (size == 8)
+ ret = env->mxccregs[3];
+ else
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
break;
case 0x01c00a04: /* MXCC control register */
if (size == 4)
ret = env->mxccregs[3];
else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
break;
case 0x01c00c00: /* Module reset register */
if (size == 8) {
- ret = env->mxccregs[5] >> 32;
- T0 = env->mxccregs[5];
+ ret = env->mxccregs[5];
// should we do something here?
} else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
break;
case 0x01c00f00: /* MBus port address register */
- if (size == 8) {
- ret = env->mxccregs[7] >> 32;
- T0 = env->mxccregs[7];
- } else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
+ if (size == 8)
+ ret = env->mxccregs[7];
+ else
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
break;
default:
- DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", T0, size);
+ DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", addr,
+ size);
break;
}
- DPRINTF_MXCC("asi = %d, size = %d, sign = %d, T0 = %08x -> ret = %08x,"
- "T0 = %08x\n", asi, size, sign, last_T0, ret, T0);
+ DPRINTF_MXCC("asi = %d, size = %d, sign = %d, "
+ "addr = %08x -> ret = %08x,"
+ "addr = %08x\n", asi, size, sign, last_addr, ret, addr);
#ifdef DEBUG_MXCC
dump_mxcc(env);
#endif
{
int mmulev;
- mmulev = (T0 >> 8) & 15;
+ mmulev = (addr >> 8) & 15;
if (mmulev > 4)
ret = 0;
- else {
- ret = mmu_probe(env, T0, mmulev);
- //bswap32s(&ret);
- }
- DPRINTF_MMU("mmu_probe: 0x%08x (lev %d) -> 0x%08x\n", T0, mmulev, ret);
+ else
+ ret = mmu_probe(env, addr, mmulev);
+ DPRINTF_MMU("mmu_probe: 0x%08x (lev %d) -> 0x%08" PRIx64 "\n",
+ addr, mmulev, ret);
}
break;
case 4: /* read MMU regs */
{
- int reg = (T0 >> 8) & 0x1f;
+ int reg = (addr >> 8) & 0x1f;
ret = env->mmuregs[reg];
if (reg == 3) /* Fault status cleared on read */
ret = env->mmuregs[3];
else if (reg == 0x14) /* Fault address read */
ret = env->mmuregs[4];
- DPRINTF_MMU("mmu_read: reg[%d] = 0x%08x\n", reg, ret);
+ DPRINTF_MMU("mmu_read: reg[%d] = 0x%08" PRIx64 "\n", reg, ret);
}
break;
+ case 5: // Turbosparc ITLB Diagnostic
+ case 6: // Turbosparc DTLB Diagnostic
+ case 7: // Turbosparc IOTLB Diagnostic
+ break;
case 9: /* Supervisor code access */
switch(size) {
case 1:
- ret = ldub_code(T0);
+ ret = ldub_code(addr);
break;
case 2:
- ret = lduw_code(T0 & ~1);
+ ret = lduw_code(addr);
break;
default:
case 4:
- ret = ldl_code(T0 & ~3);
+ ret = ldl_code(addr);
break;
case 8:
- tmp = ldq_code(T0 & ~7);
- ret = tmp >> 32;
- T0 = tmp;
+ ret = ldq_code(addr);
break;
}
break;
case 0xa: /* User data access */
switch(size) {
case 1:
- ret = ldub_user(T0);
+ ret = ldub_user(addr);
break;
case 2:
- ret = lduw_user(T0 & ~1);
+ ret = lduw_user(addr);
break;
default:
case 4:
- ret = ldl_user(T0 & ~3);
+ ret = ldl_user(addr);
break;
case 8:
- tmp = ldq_user(T0 & ~7);
- ret = tmp >> 32;
- T0 = tmp;
+ ret = ldq_user(addr);
break;
}
break;
case 0xb: /* Supervisor data access */
switch(size) {
case 1:
- ret = ldub_kernel(T0);
+ ret = ldub_kernel(addr);
break;
case 2:
- ret = lduw_kernel(T0 & ~1);
+ ret = lduw_kernel(addr);
break;
default:
case 4:
- ret = ldl_kernel(T0 & ~3);
+ ret = ldl_kernel(addr);
break;
case 8:
- tmp = ldq_kernel(T0 & ~7);
- ret = tmp >> 32;
- T0 = tmp;
+ ret = ldq_kernel(addr);
break;
}
break;
case 0x20: /* MMU passthrough */
switch(size) {
case 1:
- ret = ldub_phys(T0);
+ ret = ldub_phys(addr);
break;
case 2:
- ret = lduw_phys(T0 & ~1);
+ ret = lduw_phys(addr);
break;
default:
case 4:
- ret = ldl_phys(T0 & ~3);
+ ret = ldl_phys(addr);
break;
case 8:
- tmp = ldq_phys(T0 & ~7);
- ret = tmp >> 32;
- T0 = tmp;
+ ret = ldq_phys(addr);
break;
}
break;
- case 0x2e: /* MMU passthrough, 0xexxxxxxxx */
- case 0x2f: /* MMU passthrough, 0xfxxxxxxxx */
+ case 0x21 ... 0x2f: /* MMU passthrough, 0x100000000 to 0xfffffffff */
switch(size) {
case 1:
- ret = ldub_phys((target_phys_addr_t)T0
+ ret = ldub_phys((target_phys_addr_t)addr
| ((target_phys_addr_t)(asi & 0xf) << 32));
break;
case 2:
- ret = lduw_phys((target_phys_addr_t)(T0 & ~1)
+ ret = lduw_phys((target_phys_addr_t)addr
| ((target_phys_addr_t)(asi & 0xf) << 32));
break;
default:
case 4:
- ret = ldl_phys((target_phys_addr_t)(T0 & ~3)
+ ret = ldl_phys((target_phys_addr_t)addr
| ((target_phys_addr_t)(asi & 0xf) << 32));
break;
case 8:
- tmp = ldq_phys((target_phys_addr_t)(T0 & ~7)
+ ret = ldq_phys((target_phys_addr_t)addr
| ((target_phys_addr_t)(asi & 0xf) << 32));
- ret = tmp >> 32;
- T0 = tmp;
break;
}
break;
- case 0x21 ... 0x2d: /* MMU passthrough, unassigned */
+ case 0x30: // Turbosparc secondary cache diagnostic
+ case 0x31: // Turbosparc RAM snoop
+ case 0x32: // Turbosparc page table descriptor diagnostic
+ case 0x39: /* data cache diagnostic register */
+ ret = 0;
+ break;
+ case 8: /* User code access, XXX */
default:
- do_unassigned_access(T0, 0, 0, 1);
+ do_unassigned_access(addr, 0, 0, asi);
ret = 0;
break;
}
if (sign) {
switch(size) {
case 1:
- T1 = (int8_t) ret;
+ ret = (int8_t) ret;
break;
case 2:
- T1 = (int16_t) ret;
+ ret = (int16_t) ret;
+ break;
+ case 4:
+ ret = (int32_t) ret;
break;
default:
- T1 = ret;
break;
}
}
- else
- T1 = ret;
+#ifdef DEBUG_ASI
+ dump_asi("read ", last_addr, asi, size, ret);
+#endif
+ return ret;
}
-void helper_st_asi(int asi, int size)
+void helper_st_asi(target_ulong addr, uint64_t val, int asi, int size)
{
+ helper_check_align(addr, size - 1);
switch(asi) {
case 2: /* SuperSparc MXCC registers */
- switch (T0) {
+ switch (addr) {
case 0x01c00000: /* MXCC stream data register 0 */
if (size == 8)
- env->mxccdata[0] = ((uint64_t)T1 << 32) | T2;
+ env->mxccdata[0] = val;
else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
break;
case 0x01c00008: /* MXCC stream data register 1 */
if (size == 8)
- env->mxccdata[1] = ((uint64_t)T1 << 32) | T2;
+ env->mxccdata[1] = val;
else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
break;
case 0x01c00010: /* MXCC stream data register 2 */
if (size == 8)
- env->mxccdata[2] = ((uint64_t)T1 << 32) | T2;
+ env->mxccdata[2] = val;
else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
break;
case 0x01c00018: /* MXCC stream data register 3 */
if (size == 8)
- env->mxccdata[3] = ((uint64_t)T1 << 32) | T2;
+ env->mxccdata[3] = val;
else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
break;
case 0x01c00100: /* MXCC stream source */
if (size == 8)
- env->mxccregs[0] = ((uint64_t)T1 << 32) | T2;
+ env->mxccregs[0] = val;
else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
- env->mxccdata[0] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + 0);
- env->mxccdata[1] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + 8);
- env->mxccdata[2] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + 16);
- env->mxccdata[3] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + 24);
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
+ env->mxccdata[0] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) +
+ 0);
+ env->mxccdata[1] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) +
+ 8);
+ env->mxccdata[2] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) +
+ 16);
+ env->mxccdata[3] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) +
+ 24);
break;
case 0x01c00200: /* MXCC stream destination */
if (size == 8)
- env->mxccregs[1] = ((uint64_t)T1 << 32) | T2;
+ env->mxccregs[1] = val;
else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
- stq_phys((env->mxccregs[1] & 0xffffffffULL) + 0, env->mxccdata[0]);
- stq_phys((env->mxccregs[1] & 0xffffffffULL) + 8, env->mxccdata[1]);
- stq_phys((env->mxccregs[1] & 0xffffffffULL) + 16, env->mxccdata[2]);
- stq_phys((env->mxccregs[1] & 0xffffffffULL) + 24, env->mxccdata[3]);
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
+ stq_phys((env->mxccregs[1] & 0xffffffffULL) + 0,
+ env->mxccdata[0]);
+ stq_phys((env->mxccregs[1] & 0xffffffffULL) + 8,
+ env->mxccdata[1]);
+ stq_phys((env->mxccregs[1] & 0xffffffffULL) + 16,
+ env->mxccdata[2]);
+ stq_phys((env->mxccregs[1] & 0xffffffffULL) + 24,
+ env->mxccdata[3]);
break;
case 0x01c00a00: /* MXCC control register */
if (size == 8)
- env->mxccregs[3] = ((uint64_t)T1 << 32) | T2;
+ env->mxccregs[3] = val;
else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
break;
case 0x01c00a04: /* MXCC control register */
if (size == 4)
- env->mxccregs[3] = (env->mxccregs[0xa] & 0xffffffff00000000ULL) | T1;
+ env->mxccregs[3] = (env->mxccregs[3] & 0xffffffff00000000ULL)
+ | val;
else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
break;
case 0x01c00e00: /* MXCC error register */
// writing a 1 bit clears the error
if (size == 8)
- env->mxccregs[6] &= ~(((uint64_t)T1 << 32) | T2);
+ env->mxccregs[6] &= ~val;
else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
break;
case 0x01c00f00: /* MBus port address register */
if (size == 8)
- env->mxccregs[7] = ((uint64_t)T1 << 32) | T2;
+ env->mxccregs[7] = val;
else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size);
+ DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
+ size);
break;
default:
- DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", T0, size);
+ DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", addr,
+ size);
break;
}
- DPRINTF_MXCC("asi = %d, size = %d, T0 = %08x, T1 = %08x\n", asi, size, T0, T1);
+ DPRINTF_MXCC("asi = %d, size = %d, addr = %08x, val = %08x\n", asi,
+ size, addr, val);
#ifdef DEBUG_MXCC
dump_mxcc(env);
#endif
{
int mmulev;
- mmulev = (T0 >> 8) & 15;
+ mmulev = (addr >> 8) & 15;
DPRINTF_MMU("mmu flush level %d\n", mmulev);
switch (mmulev) {
case 0: // flush page
- tlb_flush_page(env, T0 & 0xfffff000);
+ tlb_flush_page(env, addr & 0xfffff000);
break;
case 1: // flush segment (256k)
case 2: // flush region (16M)
#ifdef DEBUG_MMU
dump_mmu(env);
#endif
- return;
}
+ break;
case 4: /* write MMU regs */
{
- int reg = (T0 >> 8) & 0x1f;
+ int reg = (addr >> 8) & 0x1f;
uint32_t oldreg;
oldreg = env->mmuregs[reg];
switch(reg) {
- case 0:
+ case 0: // Control Register
env->mmuregs[reg] = (env->mmuregs[reg] & 0xff000000) |
- (T1 & 0x00ffffff);
+ (val & 0x00ffffff);
// Mappings generated during no-fault mode or MMU
// disabled mode are invalid in normal mode
- if ((oldreg & (MMU_E | MMU_NF | env->mmu_bm)) !=
- (env->mmuregs[reg] & (MMU_E | MMU_NF | env->mmu_bm)))
+ if ((oldreg & (MMU_E | MMU_NF | env->def->mmu_bm)) !=
+ (env->mmuregs[reg] & (MMU_E | MMU_NF | env->def->mmu_bm)))
tlb_flush(env, 1);
break;
- case 2:
- env->mmuregs[reg] = T1;
+ case 1: // Context Table Pointer Register
+ env->mmuregs[reg] = val & env->def->mmu_ctpr_mask;
+ break;
+ case 2: // Context Register
+ env->mmuregs[reg] = val & env->def->mmu_cxr_mask;
if (oldreg != env->mmuregs[reg]) {
/* we flush when the MMU context changes because
QEMU has no MMU context support */
tlb_flush(env, 1);
}
break;
- case 3:
- case 4:
+ case 3: // Synchronous Fault Status Register with Clear
+ case 4: // Synchronous Fault Address Register
+ break;
+ case 0x10: // TLB Replacement Control Register
+ env->mmuregs[reg] = val & env->def->mmu_trcr_mask;
break;
- case 0x13:
- env->mmuregs[3] = T1;
+ case 0x13: // Synchronous Fault Status Register with Read and Clear
+ env->mmuregs[3] = val & env->def->mmu_sfsr_mask;
break;
- case 0x14:
- env->mmuregs[4] = T1;
+ case 0x14: // Synchronous Fault Address Register
+ env->mmuregs[4] = val;
break;
default:
- env->mmuregs[reg] = T1;
+ env->mmuregs[reg] = val;
break;
}
if (oldreg != env->mmuregs[reg]) {
- DPRINTF_MMU("mmu change reg[%d]: 0x%08x -> 0x%08x\n", reg, oldreg, env->mmuregs[reg]);
+ DPRINTF_MMU("mmu change reg[%d]: 0x%08x -> 0x%08x\n",
+ reg, oldreg, env->mmuregs[reg]);
}
#ifdef DEBUG_MMU
dump_mmu(env);
#endif
- return;
}
+ break;
+ case 5: // Turbosparc ITLB Diagnostic
+ case 6: // Turbosparc DTLB Diagnostic
+ case 7: // Turbosparc IOTLB Diagnostic
+ break;
case 0xa: /* User data access */
switch(size) {
case 1:
- stb_user(T0, T1);
+ stb_user(addr, val);
break;
case 2:
- stw_user(T0 & ~1, T1);
+ stw_user(addr, val);
break;
default:
case 4:
- stl_user(T0 & ~3, T1);
+ stl_user(addr, val);
break;
case 8:
- stq_user(T0 & ~7, ((uint64_t)T1 << 32) | T2);
+ stq_user(addr, val);
break;
}
break;
case 0xb: /* Supervisor data access */
switch(size) {
case 1:
- stb_kernel(T0, T1);
+ stb_kernel(addr, val);
break;
case 2:
- stw_kernel(T0 & ~1, T1);
+ stw_kernel(addr, val);
break;
default:
case 4:
- stl_kernel(T0 & ~3, T1);
+ stl_kernel(addr, val);
break;
case 8:
- stq_kernel(T0 & ~7, ((uint64_t)T1 << 32) | T2);
+ stq_kernel(addr, val);
break;
}
break;
break;
case 0x17: /* Block copy, sta access */
{
- // value (T1) = src
- // address (T0) = dst
+ // val = src
+ // addr = dst
// copy 32 bytes
unsigned int i;
- uint32_t src = T1 & ~3, dst = T0 & ~3, temp;
+ uint32_t src = val & ~3, dst = addr & ~3, temp;
for (i = 0; i < 32; i += 4, src += 4, dst += 4) {
temp = ldl_kernel(src);
stl_kernel(dst, temp);
}
}
- return;
+ break;
case 0x1f: /* Block fill, stda access */
{
- // value (T1, T2)
- // address (T0) = dst
- // fill 32 bytes
+ // addr = dst
+ // fill 32 bytes with val
unsigned int i;
- uint32_t dst = T0 & 7;
- uint64_t val;
-
- val = (((uint64_t)T1) << 32) | T2;
+ uint32_t dst = addr & 7;
for (i = 0; i < 32; i += 8, dst += 8)
stq_kernel(dst, val);
}
- return;
+ break;
case 0x20: /* MMU passthrough */
{
switch(size) {
case 1:
- stb_phys(T0, T1);
+ stb_phys(addr, val);
break;
case 2:
- stw_phys(T0 & ~1, T1);
+ stw_phys(addr, val);
break;
case 4:
default:
- stl_phys(T0 & ~3, T1);
+ stl_phys(addr, val);
break;
case 8:
- stq_phys(T0 & ~7, ((uint64_t)T1 << 32) | T2);
+ stq_phys(addr, val);
break;
}
}
- return;
- case 0x2e: /* MMU passthrough, 0xexxxxxxxx */
- case 0x2f: /* MMU passthrough, 0xfxxxxxxxx */
+ break;
+ case 0x21 ... 0x2f: /* MMU passthrough, 0x100000000 to 0xfffffffff */
{
switch(size) {
case 1:
- stb_phys((target_phys_addr_t)T0
- | ((target_phys_addr_t)(asi & 0xf) << 32), T1);
+ stb_phys((target_phys_addr_t)addr
+ | ((target_phys_addr_t)(asi & 0xf) << 32), val);
break;
case 2:
- stw_phys((target_phys_addr_t)(T0 & ~1)
- | ((target_phys_addr_t)(asi & 0xf) << 32), T1);
+ stw_phys((target_phys_addr_t)addr
+ | ((target_phys_addr_t)(asi & 0xf) << 32), val);
break;
case 4:
default:
- stl_phys((target_phys_addr_t)(T0 & ~3)
- | ((target_phys_addr_t)(asi & 0xf) << 32), T1);
+ stl_phys((target_phys_addr_t)addr
+ | ((target_phys_addr_t)(asi & 0xf) << 32), val);
break;
case 8:
- stq_phys((target_phys_addr_t)(T0 & ~7)
- | ((target_phys_addr_t)(asi & 0xf) << 32),
- ((uint64_t)T1 << 32) | T2);
+ stq_phys((target_phys_addr_t)addr
+ | ((target_phys_addr_t)(asi & 0xf) << 32), val);
break;
}
}
- return;
- case 0x31: /* Ross RT620 I-cache flush */
+ break;
+ case 0x30: // store buffer tags or Turbosparc secondary cache diagnostic
+ case 0x31: // store buffer data, Ross RT620 I-cache flush or
+ // Turbosparc snoop RAM
+ case 0x32: // store buffer control or Turbosparc page table
+ // descriptor diagnostic
case 0x36: /* I-cache flash clear */
case 0x37: /* D-cache flash clear */
+ case 0x38: /* breakpoint diagnostics */
+ case 0x4c: /* breakpoint action */
break;
+ case 8: /* User code access, XXX */
case 9: /* Supervisor code access, XXX */
- case 0x21 ... 0x2d: /* MMU passthrough, unassigned */
default:
- do_unassigned_access(T0, 1, 0, 1);
- return;
+ do_unassigned_access(addr, 1, 0, asi);
+ break;
}
+#ifdef DEBUG_ASI
+ dump_asi("write", addr, asi, size, val);
+#endif
}
#endif /* CONFIG_USER_ONLY */
#else /* TARGET_SPARC64 */
#ifdef CONFIG_USER_ONLY
-void helper_ld_asi(int asi, int size, int sign)
+uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign)
{
uint64_t ret = 0;
+#if defined(DEBUG_ASI)
+ target_ulong last_addr = addr;
+#endif
if (asi < 0x80)
raise_exception(TT_PRIV_ACT);
+ helper_check_align(addr, size - 1);
+ address_mask(env, &addr);
+
switch (asi) {
- case 0x80: // Primary
case 0x82: // Primary no-fault
- case 0x88: // Primary LE
case 0x8a: // Primary no-fault LE
+ if (page_check_range(addr, size, PAGE_READ) == -1) {
+#ifdef DEBUG_ASI
+ dump_asi("read ", last_addr, asi, size, ret);
+#endif
+ return 0;
+ }
+ // Fall through
+ case 0x80: // Primary
+ case 0x88: // Primary LE
{
switch(size) {
case 1:
- ret = ldub_raw(T0);
+ ret = ldub_raw(addr);
break;
case 2:
- ret = lduw_raw(T0 & ~1);
+ ret = lduw_raw(addr);
break;
case 4:
- ret = ldl_raw(T0 & ~3);
+ ret = ldl_raw(addr);
break;
default:
case 8:
- ret = ldq_raw(T0 & ~7);
+ ret = ldq_raw(addr);
break;
}
}
break;
- case 0x81: // Secondary
case 0x83: // Secondary no-fault
- case 0x89: // Secondary LE
case 0x8b: // Secondary no-fault LE
+ if (page_check_range(addr, size, PAGE_READ) == -1) {
+#ifdef DEBUG_ASI
+ dump_asi("read ", last_addr, asi, size, ret);
+#endif
+ return 0;
+ }
+ // Fall through
+ case 0x81: // Secondary
+ case 0x89: // Secondary LE
// XXX
break;
default:
break;
}
}
- T1 = ret;
+#ifdef DEBUG_ASI
+ dump_asi("read ", last_addr, asi, size, ret);
+#endif
+ return ret;
}
-void helper_st_asi(int asi, int size)
+void helper_st_asi(target_ulong addr, target_ulong val, int asi, int size)
{
+#ifdef DEBUG_ASI
+ dump_asi("write", addr, asi, size, val);
+#endif
if (asi < 0x80)
raise_exception(TT_PRIV_ACT);
+ helper_check_align(addr, size - 1);
+ address_mask(env, &addr);
+
/* Convert to little endian */
switch (asi) {
case 0x88: // Primary LE
case 0x89: // Secondary LE
switch(size) {
case 2:
- T0 = bswap16(T0);
+ addr = bswap16(addr);
break;
case 4:
- T0 = bswap32(T0);
+ addr = bswap32(addr);
break;
case 8:
- T0 = bswap64(T0);
+ addr = bswap64(addr);
break;
default:
break;
{
switch(size) {
case 1:
- stb_raw(T0, T1);
+ stb_raw(addr, val);
break;
case 2:
- stw_raw(T0 & ~1, T1);
+ stw_raw(addr, val);
break;
case 4:
- stl_raw(T0 & ~3, T1);
+ stl_raw(addr, val);
break;
case 8:
default:
- stq_raw(T0 & ~7, T1);
+ stq_raw(addr, val);
break;
}
}
case 0x8a: // Primary no-fault LE, RO
case 0x8b: // Secondary no-fault LE, RO
default:
- do_unassigned_access(T0, 1, 0, 1);
+ do_unassigned_access(addr, 1, 0, 1);
return;
}
}
#else /* CONFIG_USER_ONLY */
-void helper_ld_asi(int asi, int size, int sign)
+uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign)
{
uint64_t ret = 0;
+#if defined(DEBUG_ASI)
+ target_ulong last_addr = addr;
+#endif
if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0)
- || (asi >= 0x30 && asi < 0x80 && !(env->hpstate & HS_PRIV)))
+ || ((env->def->features & CPU_FEATURE_HYPV)
+ && asi >= 0x30 && asi < 0x80
+ && !(env->hpstate & HS_PRIV)))
raise_exception(TT_PRIV_ACT);
+ helper_check_align(addr, size - 1);
switch (asi) {
+ case 0x82: // Primary no-fault
+ case 0x8a: // Primary no-fault LE
+ if (cpu_get_phys_page_debug(env, addr) == -1ULL) {
+#ifdef DEBUG_ASI
+ dump_asi("read ", last_addr, asi, size, ret);
+#endif
+ return 0;
+ }
+ // Fall through
case 0x10: // As if user primary
case 0x18: // As if user primary LE
case 0x80: // Primary
- case 0x82: // Primary no-fault
case 0x88: // Primary LE
- case 0x8a: // Primary no-fault LE
if ((asi & 0x80) && (env->pstate & PS_PRIV)) {
- if (env->hpstate & HS_PRIV) {
+ if ((env->def->features & CPU_FEATURE_HYPV)
+ && env->hpstate & HS_PRIV) {
switch(size) {
case 1:
- ret = ldub_hypv(T0);
+ ret = ldub_hypv(addr);
break;
case 2:
- ret = lduw_hypv(T0 & ~1);
+ ret = lduw_hypv(addr);
break;
case 4:
- ret = ldl_hypv(T0 & ~3);
+ ret = ldl_hypv(addr);
break;
default:
case 8:
- ret = ldq_hypv(T0 & ~7);
+ ret = ldq_hypv(addr);
break;
}
} else {
switch(size) {
case 1:
- ret = ldub_kernel(T0);
+ ret = ldub_kernel(addr);
break;
case 2:
- ret = lduw_kernel(T0 & ~1);
+ ret = lduw_kernel(addr);
break;
case 4:
- ret = ldl_kernel(T0 & ~3);
+ ret = ldl_kernel(addr);
break;
default:
case 8:
- ret = ldq_kernel(T0 & ~7);
+ ret = ldq_kernel(addr);
break;
}
}
} else {
switch(size) {
case 1:
- ret = ldub_user(T0);
+ ret = ldub_user(addr);
break;
case 2:
- ret = lduw_user(T0 & ~1);
+ ret = lduw_user(addr);
break;
case 4:
- ret = ldl_user(T0 & ~3);
+ ret = ldl_user(addr);
break;
default:
case 8:
- ret = ldq_user(T0 & ~7);
+ ret = ldq_user(addr);
break;
}
}
{
switch(size) {
case 1:
- ret = ldub_phys(T0);
+ ret = ldub_phys(addr);
break;
case 2:
- ret = lduw_phys(T0 & ~1);
+ ret = lduw_phys(addr);
break;
case 4:
- ret = ldl_phys(T0 & ~3);
+ ret = ldl_phys(addr);
break;
default:
case 8:
- ret = ldq_phys(T0 & ~7);
+ ret = ldq_phys(addr);
break;
}
break;
}
+ case 0x24: // Nucleus quad LDD 128 bit atomic
+ case 0x2c: // Nucleus quad LDD 128 bit atomic LE
+ // Only ldda allowed
+ raise_exception(TT_ILL_INSN);
+ return 0;
+ case 0x83: // Secondary no-fault
+ case 0x8b: // Secondary no-fault LE
+ if (cpu_get_phys_page_debug(env, addr) == -1ULL) {
+#ifdef DEBUG_ASI
+ dump_asi("read ", last_addr, asi, size, ret);
+#endif
+ return 0;
+ }
+ // Fall through
case 0x04: // Nucleus
case 0x0c: // Nucleus Little Endian (LE)
case 0x11: // As if user secondary
case 0x19: // As if user secondary LE
- case 0x24: // Nucleus quad LDD 128 bit atomic
- case 0x2c: // Nucleus quad LDD 128 bit atomic
case 0x4a: // UPA config
case 0x81: // Secondary
- case 0x83: // Secondary no-fault
case 0x89: // Secondary LE
- case 0x8b: // Secondary no-fault LE
// XXX
break;
case 0x45: // LSU
break;
case 0x50: // I-MMU regs
{
- int reg = (T0 >> 3) & 0xf;
+ int reg = (addr >> 3) & 0xf;
ret = env->immuregs[reg];
break;
}
case 0x51: // I-MMU 8k TSB pointer
case 0x52: // I-MMU 64k TSB pointer
- case 0x55: // I-MMU data access
// XXX
break;
+ case 0x55: // I-MMU data access
+ {
+ int reg = (addr >> 3) & 0x3f;
+
+ ret = env->itlb_tte[reg];
+ break;
+ }
case 0x56: // I-MMU tag read
{
- unsigned int i;
+ int reg = (addr >> 3) & 0x3f;
- for (i = 0; i < 64; i++) {
- // Valid, ctx match, vaddr match
- if ((env->itlb_tte[i] & 0x8000000000000000ULL) != 0 &&
- env->itlb_tag[i] == T0) {
- ret = env->itlb_tag[i];
- break;
- }
- }
+ ret = env->itlb_tag[reg];
break;
}
case 0x58: // D-MMU regs
{
- int reg = (T0 >> 3) & 0xf;
+ int reg = (addr >> 3) & 0xf;
+
+ ret = env->dmmuregs[reg];
+ break;
+ }
+ case 0x5d: // D-MMU data access
+ {
+ int reg = (addr >> 3) & 0x3f;
- ret = env->dmmuregs[reg];
+ ret = env->dtlb_tte[reg];
break;
}
case 0x5e: // D-MMU tag read
{
- unsigned int i;
+ int reg = (addr >> 3) & 0x3f;
- for (i = 0; i < 64; i++) {
- // Valid, ctx match, vaddr match
- if ((env->dtlb_tte[i] & 0x8000000000000000ULL) != 0 &&
- env->dtlb_tag[i] == T0) {
- ret = env->dtlb_tag[i];
- break;
- }
- }
+ ret = env->dtlb_tag[reg];
break;
}
+ case 0x46: // D-cache data
+ case 0x47: // D-cache tag access
+ case 0x4b: // E-cache error enable
+ case 0x4c: // E-cache asynchronous fault status
+ case 0x4d: // E-cache asynchronous fault address
+ case 0x4e: // E-cache tag data
+ case 0x66: // I-cache instruction access
+ case 0x67: // I-cache tag access
+ case 0x6e: // I-cache predecode
+ case 0x6f: // I-cache LRU etc.
+ case 0x76: // E-cache tag
+ case 0x7e: // E-cache tag
+ break;
case 0x59: // D-MMU 8k TSB pointer
case 0x5a: // D-MMU 64k TSB pointer
case 0x5b: // D-MMU data pointer
- case 0x5d: // D-MMU data access
case 0x48: // Interrupt dispatch, RO
case 0x49: // Interrupt data receive
case 0x7f: // Incoming interrupt vector, RO
case 0x5f: // D-MMU demap, WO
case 0x77: // Interrupt vector, WO
default:
- do_unassigned_access(T0, 0, 0, 1);
+ do_unassigned_access(addr, 0, 0, 1);
ret = 0;
break;
}
break;
}
}
- T1 = ret;
+#ifdef DEBUG_ASI
+ dump_asi("read ", last_addr, asi, size, ret);
+#endif
+ return ret;
}
-void helper_st_asi(int asi, int size)
+void helper_st_asi(target_ulong addr, target_ulong val, int asi, int size)
{
+#ifdef DEBUG_ASI
+ dump_asi("write", addr, asi, size, val);
+#endif
if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0)
- || (asi >= 0x30 && asi < 0x80 && !(env->hpstate & HS_PRIV)))
+ || ((env->def->features & CPU_FEATURE_HYPV)
+ && asi >= 0x30 && asi < 0x80
+ && !(env->hpstate & HS_PRIV)))
raise_exception(TT_PRIV_ACT);
+ helper_check_align(addr, size - 1);
/* Convert to little endian */
switch (asi) {
case 0x0c: // Nucleus Little Endian (LE)
case 0x89: // Secondary LE
switch(size) {
case 2:
- T0 = bswap16(T0);
+ addr = bswap16(addr);
break;
case 4:
- T0 = bswap32(T0);
+ addr = bswap32(addr);
break;
case 8:
- T0 = bswap64(T0);
+ addr = bswap64(addr);
break;
default:
break;
case 0x80: // Primary
case 0x88: // Primary LE
if ((asi & 0x80) && (env->pstate & PS_PRIV)) {
- if (env->hpstate & HS_PRIV) {
+ if ((env->def->features & CPU_FEATURE_HYPV)
+ && env->hpstate & HS_PRIV) {
switch(size) {
case 1:
- stb_hypv(T0, T1);
+ stb_hypv(addr, val);
break;
case 2:
- stw_hypv(T0 & ~1, T1);
+ stw_hypv(addr, val);
break;
case 4:
- stl_hypv(T0 & ~3, T1);
+ stl_hypv(addr, val);
break;
case 8:
default:
- stq_hypv(T0 & ~7, T1);
+ stq_hypv(addr, val);
break;
}
} else {
switch(size) {
case 1:
- stb_kernel(T0, T1);
+ stb_kernel(addr, val);
break;
case 2:
- stw_kernel(T0 & ~1, T1);
+ stw_kernel(addr, val);
break;
case 4:
- stl_kernel(T0 & ~3, T1);
+ stl_kernel(addr, val);
break;
case 8:
default:
- stq_kernel(T0 & ~7, T1);
+ stq_kernel(addr, val);
break;
}
}
} else {
switch(size) {
case 1:
- stb_user(T0, T1);
+ stb_user(addr, val);
break;
case 2:
- stw_user(T0 & ~1, T1);
+ stw_user(addr, val);
break;
case 4:
- stl_user(T0 & ~3, T1);
+ stl_user(addr, val);
break;
case 8:
default:
- stq_user(T0 & ~7, T1);
+ stq_user(addr, val);
break;
}
}
{
switch(size) {
case 1:
- stb_phys(T0, T1);
+ stb_phys(addr, val);
break;
case 2:
- stw_phys(T0 & ~1, T1);
+ stw_phys(addr, val);
break;
case 4:
- stl_phys(T0 & ~3, T1);
+ stl_phys(addr, val);
break;
case 8:
default:
- stq_phys(T0 & ~7, T1);
+ stq_phys(addr, val);
break;
}
}
return;
+ case 0x24: // Nucleus quad LDD 128 bit atomic
+ case 0x2c: // Nucleus quad LDD 128 bit atomic LE
+ // Only ldda allowed
+ raise_exception(TT_ILL_INSN);
+ return;
case 0x04: // Nucleus
case 0x0c: // Nucleus Little Endian (LE)
case 0x11: // As if user secondary
case 0x19: // As if user secondary LE
- case 0x24: // Nucleus quad LDD 128 bit atomic
- case 0x2c: // Nucleus quad LDD 128 bit atomic
case 0x4a: // UPA config
case 0x81: // Secondary
case 0x89: // Secondary LE
uint64_t oldreg;
oldreg = env->lsu;
- env->lsu = T1 & (DMMU_E | IMMU_E);
+ env->lsu = val & (DMMU_E | IMMU_E);
// Mappings generated during D/I MMU disabled mode are
// invalid in normal mode
if (oldreg != env->lsu) {
- DPRINTF_MMU("LSU change: 0x%" PRIx64 " -> 0x%" PRIx64 "\n", oldreg, env->lsu);
+ DPRINTF_MMU("LSU change: 0x%" PRIx64 " -> 0x%" PRIx64 "\n",
+ oldreg, env->lsu);
#ifdef DEBUG_MMU
dump_mmu(env);
#endif
}
case 0x50: // I-MMU regs
{
- int reg = (T0 >> 3) & 0xf;
+ int reg = (addr >> 3) & 0xf;
uint64_t oldreg;
oldreg = env->immuregs[reg];
case 8:
return;
case 3: // SFSR
- if ((T1 & 1) == 0)
- T1 = 0; // Clear SFSR
+ if ((val & 1) == 0)
+ val = 0; // Clear SFSR
break;
case 5: // TSB access
case 6: // Tag access
default:
break;
}
- env->immuregs[reg] = T1;
+ env->immuregs[reg] = val;
if (oldreg != env->immuregs[reg]) {
- DPRINTF_MMU("mmu change reg[%d]: 0x%08" PRIx64 " -> 0x%08" PRIx64 "\n", reg, oldreg, env->immuregs[reg]);
+ DPRINTF_MMU("mmu change reg[%d]: 0x%08" PRIx64 " -> 0x%08"
+ PRIx64 "\n", reg, oldreg, env->immuregs[reg]);
}
#ifdef DEBUG_MMU
dump_mmu(env);
for (i = 0; i < 64; i++) {
if ((env->itlb_tte[i] & 0x8000000000000000ULL) == 0) {
env->itlb_tag[i] = env->immuregs[6];
- env->itlb_tte[i] = T1;
+ env->itlb_tte[i] = val;
return;
}
}
for (i = 0; i < 64; i++) {
if ((env->itlb_tte[i] & 0x40) == 0) {
env->itlb_tag[i] = env->immuregs[6];
- env->itlb_tte[i] = T1;
+ env->itlb_tte[i] = val;
return;
}
}
}
case 0x55: // I-MMU data access
{
- unsigned int i = (T0 >> 3) & 0x3f;
+ unsigned int i = (addr >> 3) & 0x3f;
env->itlb_tag[i] = env->immuregs[6];
- env->itlb_tte[i] = T1;
+ env->itlb_tte[i] = val;
return;
}
case 0x57: // I-MMU demap
return;
case 0x58: // D-MMU regs
{
- int reg = (T0 >> 3) & 0xf;
+ int reg = (addr >> 3) & 0xf;
uint64_t oldreg;
oldreg = env->dmmuregs[reg];
case 4:
return;
case 3: // SFSR
- if ((T1 & 1) == 0) {
- T1 = 0; // Clear SFSR, Fault address
+ if ((val & 1) == 0) {
+ val = 0; // Clear SFSR, Fault address
env->dmmuregs[4] = 0;
}
- env->dmmuregs[reg] = T1;
+ env->dmmuregs[reg] = val;
break;
case 1: // Primary context
case 2: // Secondary context
default:
break;
}
- env->dmmuregs[reg] = T1;
+ env->dmmuregs[reg] = val;
if (oldreg != env->dmmuregs[reg]) {
- DPRINTF_MMU("mmu change reg[%d]: 0x%08" PRIx64 " -> 0x%08" PRIx64 "\n", reg, oldreg, env->dmmuregs[reg]);
+ DPRINTF_MMU("mmu change reg[%d]: 0x%08" PRIx64 " -> 0x%08"
+ PRIx64 "\n", reg, oldreg, env->dmmuregs[reg]);
}
#ifdef DEBUG_MMU
dump_mmu(env);
for (i = 0; i < 64; i++) {
if ((env->dtlb_tte[i] & 0x8000000000000000ULL) == 0) {
env->dtlb_tag[i] = env->dmmuregs[6];
- env->dtlb_tte[i] = T1;
+ env->dtlb_tte[i] = val;
return;
}
}
for (i = 0; i < 64; i++) {
if ((env->dtlb_tte[i] & 0x40) == 0) {
env->dtlb_tag[i] = env->dmmuregs[6];
- env->dtlb_tte[i] = T1;
+ env->dtlb_tte[i] = val;
return;
}
}
}
case 0x5d: // D-MMU data access
{
- unsigned int i = (T0 >> 3) & 0x3f;
+ unsigned int i = (addr >> 3) & 0x3f;
env->dtlb_tag[i] = env->dmmuregs[6];
- env->dtlb_tte[i] = T1;
+ env->dtlb_tte[i] = val;
return;
}
case 0x5f: // D-MMU demap
case 0x49: // Interrupt data receive
// XXX
return;
+ case 0x46: // D-cache data
+ case 0x47: // D-cache tag access
+ case 0x4b: // E-cache error enable
+ case 0x4c: // E-cache asynchronous fault status
+ case 0x4d: // E-cache asynchronous fault address
+ case 0x4e: // E-cache tag data
+ case 0x66: // I-cache instruction access
+ case 0x67: // I-cache tag access
+ case 0x6e: // I-cache predecode
+ case 0x6f: // I-cache LRU etc.
+ case 0x76: // E-cache tag
+ case 0x7e: // E-cache tag
+ return;
case 0x51: // I-MMU 8k TSB pointer, RO
case 0x52: // I-MMU 64k TSB pointer, RO
case 0x56: // I-MMU tag read, RO
case 0x8a: // Primary no-fault LE, RO
case 0x8b: // Secondary no-fault LE, RO
default:
- do_unassigned_access(T0, 1, 0, 1);
+ do_unassigned_access(addr, 1, 0, 1);
return;
}
}
#endif /* CONFIG_USER_ONLY */
-void helper_ldf_asi(int asi, int size, int rd)
+void helper_ldda_asi(target_ulong addr, int asi, int rd)
+{
+ if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0)
+ || ((env->def->features & CPU_FEATURE_HYPV)
+ && asi >= 0x30 && asi < 0x80
+ && !(env->hpstate & HS_PRIV)))
+ raise_exception(TT_PRIV_ACT);
+
+ switch (asi) {
+ case 0x24: // Nucleus quad LDD 128 bit atomic
+ case 0x2c: // Nucleus quad LDD 128 bit atomic LE
+ helper_check_align(addr, 0xf);
+ if (rd == 0) {
+ env->gregs[1] = ldq_kernel(addr + 8);
+ if (asi == 0x2c)
+ bswap64s(&env->gregs[1]);
+ } else if (rd < 8) {
+ env->gregs[rd] = ldq_kernel(addr);
+ env->gregs[rd + 1] = ldq_kernel(addr + 8);
+ if (asi == 0x2c) {
+ bswap64s(&env->gregs[rd]);
+ bswap64s(&env->gregs[rd + 1]);
+ }
+ } else {
+ env->regwptr[rd] = ldq_kernel(addr);
+ env->regwptr[rd + 1] = ldq_kernel(addr + 8);
+ if (asi == 0x2c) {
+ bswap64s(&env->regwptr[rd]);
+ bswap64s(&env->regwptr[rd + 1]);
+ }
+ }
+ break;
+ default:
+ helper_check_align(addr, 0x3);
+ if (rd == 0)
+ env->gregs[1] = helper_ld_asi(addr + 4, asi, 4, 0);
+ else if (rd < 8) {
+ env->gregs[rd] = helper_ld_asi(addr, asi, 4, 0);
+ env->gregs[rd + 1] = helper_ld_asi(addr + 4, asi, 4, 0);
+ } else {
+ env->regwptr[rd] = helper_ld_asi(addr, asi, 4, 0);
+ env->regwptr[rd + 1] = helper_ld_asi(addr + 4, asi, 4, 0);
+ }
+ break;
+ }
+}
+
+void helper_ldf_asi(target_ulong addr, int asi, int size, int rd)
{
- target_ulong tmp_T0 = T0, tmp_T1 = T1;
unsigned int i;
+ target_ulong val;
+ helper_check_align(addr, 3);
switch (asi) {
case 0xf0: // Block load primary
case 0xf1: // Block load secondary
raise_exception(TT_ILL_INSN);
return;
}
- if (T0 & 0x3f) {
- raise_exception(TT_UNALIGNED);
- return;
- }
+ helper_check_align(addr, 0x3f);
for (i = 0; i < 16; i++) {
- helper_ld_asi(asi & 0x8f, 4, 0);
- *(uint32_t *)&env->fpr[rd++] = T1;
- T0 += 4;
+ *(uint32_t *)&env->fpr[rd++] = helper_ld_asi(addr, asi & 0x8f, 4,
+ 0);
+ addr += 4;
}
- T0 = tmp_T0;
- T1 = tmp_T1;
return;
default:
break;
}
- helper_ld_asi(asi, size, 0);
+ val = helper_ld_asi(addr, asi, size, 0);
switch(size) {
default:
case 4:
- *((uint32_t *)&FT0) = T1;
+ *((uint32_t *)&env->fpr[rd]) = val;
break;
case 8:
- *((int64_t *)&DT0) = T1;
+ *((int64_t *)&DT0) = val;
break;
-#if defined(CONFIG_USER_ONLY)
case 16:
// XXX
break;
-#endif
}
- T1 = tmp_T1;
}
-void helper_stf_asi(int asi, int size, int rd)
+void helper_stf_asi(target_ulong addr, int asi, int size, int rd)
{
- target_ulong tmp_T0 = T0, tmp_T1 = T1;
unsigned int i;
+ target_ulong val = 0;
+ helper_check_align(addr, 3);
switch (asi) {
case 0xf0: // Block store primary
case 0xf1: // Block store secondary
raise_exception(TT_ILL_INSN);
return;
}
- if (T0 & 0x3f) {
- raise_exception(TT_UNALIGNED);
- return;
- }
+ helper_check_align(addr, 0x3f);
for (i = 0; i < 16; i++) {
- T1 = *(uint32_t *)&env->fpr[rd++];
- helper_st_asi(asi & 0x8f, 4);
- T0 += 4;
+ val = *(uint32_t *)&env->fpr[rd++];
+ helper_st_asi(addr, val, asi & 0x8f, 4);
+ addr += 4;
}
- T0 = tmp_T0;
- T1 = tmp_T1;
return;
default:
switch(size) {
default:
case 4:
- T1 = *((uint32_t *)&FT0);
+ val = *((uint32_t *)&env->fpr[rd]);
break;
case 8:
- T1 = *((int64_t *)&DT0);
+ val = *((int64_t *)&DT0);
break;
-#if defined(CONFIG_USER_ONLY)
case 16:
// XXX
break;
-#endif
}
- helper_st_asi(asi, size);
- T1 = tmp_T1;
+ helper_st_asi(addr, val, asi, size);
}
+target_ulong helper_cas_asi(target_ulong addr, target_ulong val1,
+ target_ulong val2, uint32_t asi)
+{
+ target_ulong ret;
+
+ val2 &= 0xffffffffUL;
+ ret = helper_ld_asi(addr, asi, 4, 0);
+ ret &= 0xffffffffUL;
+ if (val2 == ret)
+ helper_st_asi(addr, val1 & 0xffffffffUL, asi, 4);
+ return ret;
+}
+
+target_ulong helper_casx_asi(target_ulong addr, target_ulong val1,
+ target_ulong val2, uint32_t asi)
+{
+ target_ulong ret;
+
+ ret = helper_ld_asi(addr, asi, 8, 0);
+ if (val2 == ret)
+ helper_st_asi(addr, val1, asi, 8);
+ return ret;
+}
#endif /* TARGET_SPARC64 */
#ifndef TARGET_SPARC64
-void helper_rett()
+void helper_rett(void)
{
unsigned int cwp;
raise_exception(TT_ILL_INSN);
env->psret = 1;
- cwp = (env->cwp + 1) & (NWINDOWS - 1);
+ cwp = cpu_cwp_inc(env, env->cwp + 1) ;
if (env->wim & (1 << cwp)) {
raise_exception(TT_WIN_UNF);
}
}
#endif
-void helper_ldfsr(void)
+target_ulong helper_udiv(target_ulong a, target_ulong b)
+{
+ uint64_t x0;
+ uint32_t x1;
+
+ x0 = (a & 0xffffffff) | ((int64_t) (env->y) << 32);
+ x1 = b;
+
+ if (x1 == 0) {
+ raise_exception(TT_DIV_ZERO);
+ }
+
+ x0 = x0 / x1;
+ if (x0 > 0xffffffff) {
+ env->cc_src2 = 1;
+ return 0xffffffff;
+ } else {
+ env->cc_src2 = 0;
+ return x0;
+ }
+}
+
+target_ulong helper_sdiv(target_ulong a, target_ulong b)
+{
+ int64_t x0;
+ int32_t x1;
+
+ x0 = (a & 0xffffffff) | ((int64_t) (env->y) << 32);
+ x1 = b;
+
+ if (x1 == 0) {
+ raise_exception(TT_DIV_ZERO);
+ }
+
+ x0 = x0 / x1;
+ if ((int32_t) x0 != x0) {
+ env->cc_src2 = 1;
+ return x0 < 0? 0x80000000: 0x7fffffff;
+ } else {
+ env->cc_src2 = 0;
+ return x0;
+ }
+}
+
+void helper_stdf(target_ulong addr, int mem_idx)
+{
+ helper_check_align(addr, 7);
+#if !defined(CONFIG_USER_ONLY)
+ switch (mem_idx) {
+ case 0:
+ stfq_user(addr, DT0);
+ break;
+ case 1:
+ stfq_kernel(addr, DT0);
+ break;
+#ifdef TARGET_SPARC64
+ case 2:
+ stfq_hypv(addr, DT0);
+ break;
+#endif
+ default:
+ break;
+ }
+#else
+ address_mask(env, &addr);
+ stfq_raw(addr, DT0);
+#endif
+}
+
+void helper_lddf(target_ulong addr, int mem_idx)
+{
+ helper_check_align(addr, 7);
+#if !defined(CONFIG_USER_ONLY)
+ switch (mem_idx) {
+ case 0:
+ DT0 = ldfq_user(addr);
+ break;
+ case 1:
+ DT0 = ldfq_kernel(addr);
+ break;
+#ifdef TARGET_SPARC64
+ case 2:
+ DT0 = ldfq_hypv(addr);
+ break;
+#endif
+ default:
+ break;
+ }
+#else
+ address_mask(env, &addr);
+ DT0 = ldfq_raw(addr);
+#endif
+}
+
+void helper_ldqf(target_ulong addr, int mem_idx)
+{
+ // XXX add 128 bit load
+ CPU_QuadU u;
+
+ helper_check_align(addr, 7);
+#if !defined(CONFIG_USER_ONLY)
+ switch (mem_idx) {
+ case 0:
+ u.ll.upper = ldq_user(addr);
+ u.ll.lower = ldq_user(addr + 8);
+ QT0 = u.q;
+ break;
+ case 1:
+ u.ll.upper = ldq_kernel(addr);
+ u.ll.lower = ldq_kernel(addr + 8);
+ QT0 = u.q;
+ break;
+#ifdef TARGET_SPARC64
+ case 2:
+ u.ll.upper = ldq_hypv(addr);
+ u.ll.lower = ldq_hypv(addr + 8);
+ QT0 = u.q;
+ break;
+#endif
+ default:
+ break;
+ }
+#else
+ address_mask(env, &addr);
+ u.ll.upper = ldq_raw(addr);
+ u.ll.lower = ldq_raw((addr + 8) & 0xffffffffULL);
+ QT0 = u.q;
+#endif
+}
+
+void helper_stqf(target_ulong addr, int mem_idx)
+{
+ // XXX add 128 bit store
+ CPU_QuadU u;
+
+ helper_check_align(addr, 7);
+#if !defined(CONFIG_USER_ONLY)
+ switch (mem_idx) {
+ case 0:
+ u.q = QT0;
+ stq_user(addr, u.ll.upper);
+ stq_user(addr + 8, u.ll.lower);
+ break;
+ case 1:
+ u.q = QT0;
+ stq_kernel(addr, u.ll.upper);
+ stq_kernel(addr + 8, u.ll.lower);
+ break;
+#ifdef TARGET_SPARC64
+ case 2:
+ u.q = QT0;
+ stq_hypv(addr, u.ll.upper);
+ stq_hypv(addr + 8, u.ll.lower);
+ break;
+#endif
+ default:
+ break;
+ }
+#else
+ u.q = QT0;
+ address_mask(env, &addr);
+ stq_raw(addr, u.ll.upper);
+ stq_raw((addr + 8) & 0xffffffffULL, u.ll.lower);
+#endif
+}
+
+static inline void set_fsr(void)
{
int rnd_mode;
+
switch (env->fsr & FSR_RD_MASK) {
case FSR_RD_NEAREST:
rnd_mode = float_round_nearest_even;
set_float_rounding_mode(rnd_mode, &env->fp_status);
}
-void helper_debug()
+void helper_ldfsr(uint32_t new_fsr)
+{
+ env->fsr = (new_fsr & FSR_LDFSR_MASK) | (env->fsr & FSR_LDFSR_OLDMASK);
+ set_fsr();
+}
+
+#ifdef TARGET_SPARC64
+void helper_ldxfsr(uint64_t new_fsr)
+{
+ env->fsr = (new_fsr & FSR_LDXFSR_MASK) | (env->fsr & FSR_LDXFSR_OLDMASK);
+ set_fsr();
+}
+#endif
+
+void helper_debug(void)
{
env->exception_index = EXCP_DEBUG;
cpu_loop_exit();
}
#ifndef TARGET_SPARC64
-void do_wrpsr()
+/* XXX: use another pointer for %iN registers to avoid slow wrapping
+ handling ? */
+void helper_save(void)
+{
+ uint32_t cwp;
+
+ cwp = cpu_cwp_dec(env, env->cwp - 1);
+ if (env->wim & (1 << cwp)) {
+ raise_exception(TT_WIN_OVF);
+ }
+ set_cwp(cwp);
+}
+
+void helper_restore(void)
+{
+ uint32_t cwp;
+
+ cwp = cpu_cwp_inc(env, env->cwp + 1);
+ if (env->wim & (1 << cwp)) {
+ raise_exception(TT_WIN_UNF);
+ }
+ set_cwp(cwp);
+}
+
+void helper_wrpsr(target_ulong new_psr)
{
- if ((T0 & PSR_CWP) >= NWINDOWS)
+ if ((new_psr & PSR_CWP) >= env->nwindows)
raise_exception(TT_ILL_INSN);
else
- PUT_PSR(env, T0);
+ PUT_PSR(env, new_psr);
}
-void do_rdpsr()
+target_ulong helper_rdpsr(void)
{
- T0 = GET_PSR(env);
+ return GET_PSR(env);
}
#else
+/* XXX: use another pointer for %iN registers to avoid slow wrapping
+ handling ? */
+void helper_save(void)
+{
+ uint32_t cwp;
+
+ cwp = cpu_cwp_dec(env, env->cwp - 1);
+ if (env->cansave == 0) {
+ raise_exception(TT_SPILL | (env->otherwin != 0 ?
+ (TT_WOTHER | ((env->wstate & 0x38) >> 1)):
+ ((env->wstate & 0x7) << 2)));
+ } else {
+ if (env->cleanwin - env->canrestore == 0) {
+ // XXX Clean windows without trap
+ raise_exception(TT_CLRWIN);
+ } else {
+ env->cansave--;
+ env->canrestore++;
+ set_cwp(cwp);
+ }
+ }
+}
+
+void helper_restore(void)
+{
+ uint32_t cwp;
+
+ cwp = cpu_cwp_inc(env, env->cwp + 1);
+ if (env->canrestore == 0) {
+ raise_exception(TT_FILL | (env->otherwin != 0 ?
+ (TT_WOTHER | ((env->wstate & 0x38) >> 1)):
+ ((env->wstate & 0x7) << 2)));
+ } else {
+ env->cansave++;
+ env->canrestore--;
+ set_cwp(cwp);
+ }
+}
+
+void helper_flushw(void)
+{
+ if (env->cansave != env->nwindows - 2) {
+ raise_exception(TT_SPILL | (env->otherwin != 0 ?
+ (TT_WOTHER | ((env->wstate & 0x38) >> 1)):
+ ((env->wstate & 0x7) << 2)));
+ }
+}
+
+void helper_saved(void)
+{
+ env->cansave++;
+ if (env->otherwin == 0)
+ env->canrestore--;
+ else
+ env->otherwin--;
+}
+
+void helper_restored(void)
+{
+ env->canrestore++;
+ if (env->cleanwin < env->nwindows - 1)
+ env->cleanwin++;
+ if (env->otherwin == 0)
+ env->cansave--;
+ else
+ env->otherwin--;
+}
+
+target_ulong helper_rdccr(void)
+{
+ return GET_CCR(env);
+}
+
+void helper_wrccr(target_ulong new_ccr)
+{
+ PUT_CCR(env, new_ccr);
+}
+
+// CWP handling is reversed in V9, but we still use the V8 register
+// order.
+target_ulong helper_rdcwp(void)
+{
+ return GET_CWP64(env);
+}
+
+void helper_wrcwp(target_ulong new_cwp)
+{
+ PUT_CWP64(env, new_cwp);
+}
+
+// This function uses non-native bit order
+#define GET_FIELD(X, FROM, TO) \
+ ((X) >> (63 - (TO)) & ((1ULL << ((TO) - (FROM) + 1)) - 1))
+
+// This function uses the order in the manuals, i.e. bit 0 is 2^0
+#define GET_FIELD_SP(X, FROM, TO) \
+ GET_FIELD(X, 63 - (TO), 63 - (FROM))
+
+target_ulong helper_array8(target_ulong pixel_addr, target_ulong cubesize)
+{
+ return (GET_FIELD_SP(pixel_addr, 60, 63) << (17 + 2 * cubesize)) |
+ (GET_FIELD_SP(pixel_addr, 39, 39 + cubesize - 1) << (17 + cubesize)) |
+ (GET_FIELD_SP(pixel_addr, 17 + cubesize - 1, 17) << 17) |
+ (GET_FIELD_SP(pixel_addr, 56, 59) << 13) |
+ (GET_FIELD_SP(pixel_addr, 35, 38) << 9) |
+ (GET_FIELD_SP(pixel_addr, 13, 16) << 5) |
+ (((pixel_addr >> 55) & 1) << 4) |
+ (GET_FIELD_SP(pixel_addr, 33, 34) << 2) |
+ GET_FIELD_SP(pixel_addr, 11, 12);
+}
-void do_popc()
+target_ulong helper_alignaddr(target_ulong addr, target_ulong offset)
{
- T0 = ctpop64(T1);
+ uint64_t tmp;
+
+ tmp = addr + offset;
+ env->gsr &= ~7ULL;
+ env->gsr |= tmp & 7ULL;
+ return tmp & ~7ULL;
+}
+
+target_ulong helper_popc(target_ulong val)
+{
+ return ctpop64(val);
}
static inline uint64_t *get_gregset(uint64_t pstate)
env->pstate = new_pstate;
}
-void do_wrpstate(void)
+void helper_wrpstate(target_ulong new_state)
{
- change_pstate(T0 & 0xf3f);
+ if (!(env->def->features & CPU_FEATURE_GL))
+ change_pstate(new_state & 0xf3f);
}
-void do_done(void)
+void helper_done(void)
{
+ env->pc = env->tsptr->tpc;
+ env->npc = env->tsptr->tnpc + 4;
+ PUT_CCR(env, env->tsptr->tstate >> 32);
+ env->asi = (env->tsptr->tstate >> 24) & 0xff;
+ change_pstate((env->tsptr->tstate >> 8) & 0xf3f);
+ PUT_CWP64(env, env->tsptr->tstate & 0xff);
env->tl--;
- env->pc = env->tnpc[env->tl];
- env->npc = env->tnpc[env->tl] + 4;
- PUT_CCR(env, env->tstate[env->tl] >> 32);
- env->asi = (env->tstate[env->tl] >> 24) & 0xff;
- change_pstate((env->tstate[env->tl] >> 8) & 0xf3f);
- PUT_CWP64(env, env->tstate[env->tl] & 0xff);
+ env->tsptr = &env->ts[env->tl & MAXTL_MASK];
}
-void do_retry(void)
+void helper_retry(void)
{
+ env->pc = env->tsptr->tpc;
+ env->npc = env->tsptr->tnpc;
+ PUT_CCR(env, env->tsptr->tstate >> 32);
+ env->asi = (env->tsptr->tstate >> 24) & 0xff;
+ change_pstate((env->tsptr->tstate >> 8) & 0xf3f);
+ PUT_CWP64(env, env->tsptr->tstate & 0xff);
env->tl--;
- env->pc = env->tpc[env->tl];
- env->npc = env->tnpc[env->tl];
- PUT_CCR(env, env->tstate[env->tl] >> 32);
- env->asi = (env->tstate[env->tl] >> 24) & 0xff;
- change_pstate((env->tstate[env->tl] >> 8) & 0xf3f);
- PUT_CWP64(env, env->tstate[env->tl] & 0xff);
+ env->tsptr = &env->ts[env->tl & MAXTL_MASK];
}
-#endif
-void set_cwp(int new_cwp)
+void helper_set_softint(uint64_t value)
{
- /* put the modified wrap registers at their proper location */
- if (env->cwp == (NWINDOWS - 1))
- memcpy32(env->regbase, env->regbase + NWINDOWS * 16);
- env->cwp = new_cwp;
- /* put the wrap registers at their temporary location */
- if (new_cwp == (NWINDOWS - 1))
- memcpy32(env->regbase + NWINDOWS * 16, env->regbase);
- env->regwptr = env->regbase + (new_cwp * 16);
- REGWPTR = env->regwptr;
+ env->softint |= (uint32_t)value;
}
-void cpu_set_cwp(CPUState *env1, int new_cwp)
+void helper_clear_softint(uint64_t value)
{
- CPUState *saved_env;
-#ifdef reg_REGWPTR
- target_ulong *saved_regwptr;
-#endif
+ env->softint &= (uint32_t)~value;
+}
- saved_env = env;
-#ifdef reg_REGWPTR
- saved_regwptr = REGWPTR;
-#endif
- env = env1;
- set_cwp(new_cwp);
- env = saved_env;
-#ifdef reg_REGWPTR
- REGWPTR = saved_regwptr;
+void helper_write_softint(uint64_t value)
+{
+ env->softint = (uint32_t)value;
+}
#endif
+
+void helper_flush(target_ulong addr)
+{
+ addr &= ~7;
+ tb_invalidate_page_range(addr, addr + 8);
}
#ifdef TARGET_SPARC64
-void do_interrupt(int intno)
+#ifdef DEBUG_PCALL
+static const char * const excp_names[0x80] = {
+ [TT_TFAULT] = "Instruction Access Fault",
+ [TT_TMISS] = "Instruction Access MMU Miss",
+ [TT_CODE_ACCESS] = "Instruction Access Error",
+ [TT_ILL_INSN] = "Illegal Instruction",
+ [TT_PRIV_INSN] = "Privileged Instruction",
+ [TT_NFPU_INSN] = "FPU Disabled",
+ [TT_FP_EXCP] = "FPU Exception",
+ [TT_TOVF] = "Tag Overflow",
+ [TT_CLRWIN] = "Clean Windows",
+ [TT_DIV_ZERO] = "Division By Zero",
+ [TT_DFAULT] = "Data Access Fault",
+ [TT_DMISS] = "Data Access MMU Miss",
+ [TT_DATA_ACCESS] = "Data Access Error",
+ [TT_DPROT] = "Data Protection Error",
+ [TT_UNALIGNED] = "Unaligned Memory Access",
+ [TT_PRIV_ACT] = "Privileged Action",
+ [TT_EXTINT | 0x1] = "External Interrupt 1",
+ [TT_EXTINT | 0x2] = "External Interrupt 2",
+ [TT_EXTINT | 0x3] = "External Interrupt 3",
+ [TT_EXTINT | 0x4] = "External Interrupt 4",
+ [TT_EXTINT | 0x5] = "External Interrupt 5",
+ [TT_EXTINT | 0x6] = "External Interrupt 6",
+ [TT_EXTINT | 0x7] = "External Interrupt 7",
+ [TT_EXTINT | 0x8] = "External Interrupt 8",
+ [TT_EXTINT | 0x9] = "External Interrupt 9",
+ [TT_EXTINT | 0xa] = "External Interrupt 10",
+ [TT_EXTINT | 0xb] = "External Interrupt 11",
+ [TT_EXTINT | 0xc] = "External Interrupt 12",
+ [TT_EXTINT | 0xd] = "External Interrupt 13",
+ [TT_EXTINT | 0xe] = "External Interrupt 14",
+ [TT_EXTINT | 0xf] = "External Interrupt 15",
+};
+#endif
+
+void do_interrupt(CPUState *env)
{
+ int intno = env->exception_index;
+
#ifdef DEBUG_PCALL
if (loglevel & CPU_LOG_INT) {
static int count;
- fprintf(logfile, "%6d: v=%04x pc=%016" PRIx64 " npc=%016" PRIx64 " SP=%016" PRIx64 "\n",
- count, intno,
+ const char *name;
+
+ if (intno < 0 || intno >= 0x180)
+ name = "Unknown";
+ else if (intno >= 0x100)
+ name = "Trap Instruction";
+ else if (intno >= 0xc0)
+ name = "Window Fill";
+ else if (intno >= 0x80)
+ name = "Window Spill";
+ else {
+ name = excp_names[intno];
+ if (!name)
+ name = "Unknown";
+ }
+
+ fprintf(logfile, "%6d: %s (v=%04x) pc=%016" PRIx64 " npc=%016" PRIx64
+ " SP=%016" PRIx64 "\n",
+ count, name, intno,
env->pc,
env->npc, env->regwptr[6]);
cpu_dump_state(env, logfile, fprintf, 0);
}
#endif
#if !defined(CONFIG_USER_ONLY)
- if (env->tl == MAXTL) {
- cpu_abort(env, "Trap 0x%04x while trap level is MAXTL, Error state", env->exception_index);
+ if (env->tl >= env->maxtl) {
+ cpu_abort(env, "Trap 0x%04x while trap level (%d) >= MAXTL (%d),"
+ " Error state", env->exception_index, env->tl, env->maxtl);
return;
}
#endif
- env->tstate[env->tl] = ((uint64_t)GET_CCR(env) << 32) | ((env->asi & 0xff) << 24) |
- ((env->pstate & 0xf3f) << 8) | GET_CWP64(env);
- env->tpc[env->tl] = env->pc;
- env->tnpc[env->tl] = env->npc;
- env->tt[env->tl] = intno;
- change_pstate(PS_PEF | PS_PRIV | PS_AG);
-
- if (intno == TT_CLRWIN)
- set_cwp((env->cwp - 1) & (NWINDOWS - 1));
- else if ((intno & 0x1c0) == TT_SPILL)
- set_cwp((env->cwp - env->cansave - 2) & (NWINDOWS - 1));
- else if ((intno & 0x1c0) == TT_FILL)
- set_cwp((env->cwp + 1) & (NWINDOWS - 1));
- env->tbr &= ~0x7fffULL;
- env->tbr |= ((env->tl > 1) ? 1 << 14 : 0) | (intno << 5);
- if (env->tl < MAXTL - 1) {
+ if (env->tl < env->maxtl - 1) {
env->tl++;
} else {
env->pstate |= PS_RED;
- if (env->tl != MAXTL)
+ if (env->tl < env->maxtl)
env->tl++;
}
+ env->tsptr = &env->ts[env->tl & MAXTL_MASK];
+ env->tsptr->tstate = ((uint64_t)GET_CCR(env) << 32) |
+ ((env->asi & 0xff) << 24) | ((env->pstate & 0xf3f) << 8) |
+ GET_CWP64(env);
+ env->tsptr->tpc = env->pc;
+ env->tsptr->tnpc = env->npc;
+ env->tsptr->tt = intno;
+ if (!(env->def->features & CPU_FEATURE_GL)) {
+ switch (intno) {
+ case TT_IVEC:
+ change_pstate(PS_PEF | PS_PRIV | PS_IG);
+ break;
+ case TT_TFAULT:
+ case TT_TMISS:
+ case TT_DFAULT:
+ case TT_DMISS:
+ case TT_DPROT:
+ change_pstate(PS_PEF | PS_PRIV | PS_MG);
+ break;
+ default:
+ change_pstate(PS_PEF | PS_PRIV | PS_AG);
+ break;
+ }
+ }
+ if (intno == TT_CLRWIN)
+ cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - 1));
+ else if ((intno & 0x1c0) == TT_SPILL)
+ cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - env->cansave - 2));
+ else if ((intno & 0x1c0) == TT_FILL)
+ cpu_set_cwp(env, cpu_cwp_inc(env, env->cwp + 1));
+ env->tbr &= ~0x7fffULL;
+ env->tbr |= ((env->tl > 1) ? 1 << 14 : 0) | (intno << 5);
env->pc = env->tbr;
env->npc = env->pc + 4;
env->exception_index = 0;
}
#else
-void do_interrupt(int intno)
+#ifdef DEBUG_PCALL
+static const char * const excp_names[0x80] = {
+ [TT_TFAULT] = "Instruction Access Fault",
+ [TT_ILL_INSN] = "Illegal Instruction",
+ [TT_PRIV_INSN] = "Privileged Instruction",
+ [TT_NFPU_INSN] = "FPU Disabled",
+ [TT_WIN_OVF] = "Window Overflow",
+ [TT_WIN_UNF] = "Window Underflow",
+ [TT_UNALIGNED] = "Unaligned Memory Access",
+ [TT_FP_EXCP] = "FPU Exception",
+ [TT_DFAULT] = "Data Access Fault",
+ [TT_TOVF] = "Tag Overflow",
+ [TT_EXTINT | 0x1] = "External Interrupt 1",
+ [TT_EXTINT | 0x2] = "External Interrupt 2",
+ [TT_EXTINT | 0x3] = "External Interrupt 3",
+ [TT_EXTINT | 0x4] = "External Interrupt 4",
+ [TT_EXTINT | 0x5] = "External Interrupt 5",
+ [TT_EXTINT | 0x6] = "External Interrupt 6",
+ [TT_EXTINT | 0x7] = "External Interrupt 7",
+ [TT_EXTINT | 0x8] = "External Interrupt 8",
+ [TT_EXTINT | 0x9] = "External Interrupt 9",
+ [TT_EXTINT | 0xa] = "External Interrupt 10",
+ [TT_EXTINT | 0xb] = "External Interrupt 11",
+ [TT_EXTINT | 0xc] = "External Interrupt 12",
+ [TT_EXTINT | 0xd] = "External Interrupt 13",
+ [TT_EXTINT | 0xe] = "External Interrupt 14",
+ [TT_EXTINT | 0xf] = "External Interrupt 15",
+ [TT_TOVF] = "Tag Overflow",
+ [TT_CODE_ACCESS] = "Instruction Access Error",
+ [TT_DATA_ACCESS] = "Data Access Error",
+ [TT_DIV_ZERO] = "Division By Zero",
+ [TT_NCP_INSN] = "Coprocessor Disabled",
+};
+#endif
+
+void do_interrupt(CPUState *env)
{
- int cwp;
+ int cwp, intno = env->exception_index;
#ifdef DEBUG_PCALL
if (loglevel & CPU_LOG_INT) {
static int count;
- fprintf(logfile, "%6d: v=%02x pc=%08x npc=%08x SP=%08x\n",
- count, intno,
+ const char *name;
+
+ if (intno < 0 || intno >= 0x100)
+ name = "Unknown";
+ else if (intno >= 0x80)
+ name = "Trap Instruction";
+ else {
+ name = excp_names[intno];
+ if (!name)
+ name = "Unknown";
+ }
+
+ fprintf(logfile, "%6d: %s (v=%02x) pc=%08x npc=%08x SP=%08x\n",
+ count, name, intno,
env->pc,
env->npc, env->regwptr[6]);
cpu_dump_state(env, logfile, fprintf, 0);
#endif
#if !defined(CONFIG_USER_ONLY)
if (env->psret == 0) {
- cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state", env->exception_index);
+ cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state",
+ env->exception_index);
return;
}
#endif
env->psret = 0;
- cwp = (env->cwp - 1) & (NWINDOWS - 1);
- set_cwp(cwp);
+ cwp = cpu_cwp_dec(env, env->cwp - 1);
+ cpu_set_cwp(env, cwp);
env->regwptr[9] = env->pc;
env->regwptr[10] = env->npc;
env->psrps = env->psrs;
#define MMUSUFFIX _mmu
#define ALIGNED_ONLY
-#ifdef __s390__
-# define GETPC() ((void*)((unsigned long)__builtin_return_address(0) & 0x7fffffffUL))
-#else
-# define GETPC() (__builtin_return_address(0))
-#endif
#define SHIFT 0
#include "softmmu_template.h"
#define SHIFT 3
#include "softmmu_template.h"
+/* XXX: make it generic ? */
+static void cpu_restore_state2(void *retaddr)
+{
+ TranslationBlock *tb;
+ unsigned long pc;
+
+ if (retaddr) {
+ /* now we have a real cpu fault */
+ pc = (unsigned long)retaddr;
+ tb = tb_find_pc(pc);
+ if (tb) {
+ /* the PC is inside the translated code. It means that we have
+ a virtual CPU fault */
+ cpu_restore_state(tb, env, pc, (void *)(long)env->cond);
+ }
+ }
+}
+
static void do_unaligned_access(target_ulong addr, int is_write, int is_user,
void *retaddr)
{
#ifdef DEBUG_UNALIGNED
- printf("Unaligned access to 0x%x from 0x%x\n", addr, env->pc);
+ printf("Unaligned access to 0x" TARGET_FMT_lx " from 0x" TARGET_FMT_lx
+ "\n", addr, env->pc);
#endif
+ cpu_restore_state2(retaddr);
raise_exception(TT_UNALIGNED);
}
/* XXX: fix it to restore all registers */
void tlb_fill(target_ulong addr, int is_write, int mmu_idx, void *retaddr)
{
- TranslationBlock *tb;
int ret;
- unsigned long pc;
CPUState *saved_env;
/* XXX: hack to restore env in all cases, even if not called from
ret = cpu_sparc_handle_mmu_fault(env, addr, is_write, mmu_idx, 1);
if (ret) {
- if (retaddr) {
- /* now we have a real cpu fault */
- pc = (unsigned long)retaddr;
- tb = tb_find_pc(pc);
- if (tb) {
- /* the PC is inside the translated code. It means that we have
- a virtual CPU fault */
- cpu_restore_state(tb, env, pc, (void *)T2);
- }
- }
+ cpu_restore_state2(retaddr);
cpu_loop_exit();
}
env = saved_env;
generated code */
saved_env = env;
env = cpu_single_env;
+#ifdef DEBUG_UNASSIGNED
+ if (is_asi)
+ printf("Unassigned mem %s access to " TARGET_FMT_plx
+ " asi 0x%02x from " TARGET_FMT_lx "\n",
+ is_exec ? "exec" : is_write ? "write" : "read", addr, is_asi,
+ env->pc);
+ else
+ printf("Unassigned mem %s access to " TARGET_FMT_plx " from "
+ TARGET_FMT_lx "\n",
+ is_exec ? "exec" : is_write ? "write" : "read", addr, env->pc);
+#endif
if (env->mmuregs[3]) /* Fault status register */
env->mmuregs[3] = 1; /* overflow (not read before another fault) */
if (is_asi)
env->mmuregs[3] |= (5 << 2) | 2;
env->mmuregs[4] = addr; /* Fault address register */
if ((env->mmuregs[0] & MMU_E) && !(env->mmuregs[0] & MMU_NF)) {
-#ifdef DEBUG_UNASSIGNED
- printf("Unassigned mem access to " TARGET_FMT_plx " from " TARGET_FMT_lx
- "\n", addr, env->pc);
-#endif
if (is_exec)
raise_exception(TT_CODE_ACCESS);
else
generated code */
saved_env = env;
env = cpu_single_env;
- printf("Unassigned mem access to " TARGET_FMT_plx " from " TARGET_FMT_lx "\n",
- addr, env->pc);
+ printf("Unassigned mem access to " TARGET_FMT_plx " from " TARGET_FMT_lx
+ "\n", addr, env->pc);
env = saved_env;
#endif
if (is_exec)
projects / qemu / blobdiff