* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include <assert.h>
+#include <stdlib.h>
#include "exec.h"
-
-void do_raise_exception(void)
-{
- cpu_loop_exit();
-}
+#include "helper.h"
#ifndef CONFIG_USER_ONLY
#define MMUSUFFIX _mmu
-#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"
cpu_restore_state(tb, env, pc, NULL);
}
}
- do_raise_exception();
+ cpu_loop_exit();
}
env = saved_env;
}
#endif
}
-void helper_addc_T0_T1(void)
+void helper_raise_illegal_instruction(void)
+{
+ env->exception_index = 0x180;
+ cpu_loop_exit();
+}
+
+void helper_raise_slot_illegal_instruction(void)
+{
+ env->exception_index = 0x1a0;
+ cpu_loop_exit();
+}
+
+void helper_raise_fpu_disable(void)
+{
+ env->exception_index = 0x800;
+ cpu_loop_exit();
+}
+
+void helper_raise_slot_fpu_disable(void)
+{
+ env->exception_index = 0x820;
+ cpu_loop_exit();
+}
+
+void helper_debug(void)
+{
+ env->exception_index = EXCP_DEBUG;
+ cpu_loop_exit();
+}
+
+void helper_sleep(uint32_t next_pc)
+{
+ env->halted = 1;
+ env->exception_index = EXCP_HLT;
+ env->pc = next_pc;
+ cpu_loop_exit();
+}
+
+void helper_trapa(uint32_t tra)
+{
+ env->tra = tra << 2;
+ env->exception_index = 0x160;
+ cpu_loop_exit();
+}
+
+void helper_movcal(uint32_t address, uint32_t value)
+{
+ if (cpu_sh4_is_cached (env, address))
+ {
+ memory_content *r = malloc (sizeof(memory_content));
+ r->address = address;
+ r->value = value;
+ r->next = NULL;
+
+ *(env->movcal_backup_tail) = r;
+ env->movcal_backup_tail = &(r->next);
+ }
+}
+
+void helper_discard_movcal_backup(void)
+{
+ memory_content *current = env->movcal_backup;
+
+ while(current)
+ {
+ memory_content *next = current->next;
+ free (current);
+ env->movcal_backup = current = next;
+ if (current == 0)
+ env->movcal_backup_tail = &(env->movcal_backup);
+ }
+}
+
+void helper_ocbi(uint32_t address)
+{
+ memory_content **current = &(env->movcal_backup);
+ while (*current)
+ {
+ uint32_t a = (*current)->address;
+ if ((a & ~0x1F) == (address & ~0x1F))
+ {
+ memory_content *next = (*current)->next;
+ stl(a, (*current)->value);
+
+ if (next == 0)
+ {
+ env->movcal_backup_tail = current;
+ }
+
+ free (*current);
+ *current = next;
+ break;
+ }
+ }
+}
+
+uint32_t helper_addc(uint32_t arg0, uint32_t arg1)
{
uint32_t tmp0, tmp1;
- tmp1 = T0 + T1;
- tmp0 = T1;
- T1 = tmp1 + (env->sr & 1);
+ tmp1 = arg0 + arg1;
+ tmp0 = arg1;
+ arg1 = tmp1 + (env->sr & 1);
if (tmp0 > tmp1)
env->sr |= SR_T;
else
env->sr &= ~SR_T;
- if (tmp1 > T1)
+ if (tmp1 > arg1)
env->sr |= SR_T;
+ return arg1;
}
-void helper_addv_T0_T1(void)
+uint32_t helper_addv(uint32_t arg0, uint32_t arg1)
{
uint32_t dest, src, ans;
- if ((int32_t) T1 >= 0)
+ if ((int32_t) arg1 >= 0)
dest = 0;
else
dest = 1;
- if ((int32_t) T0 >= 0)
+ if ((int32_t) arg0 >= 0)
src = 0;
else
src = 1;
src += dest;
- T1 += T0;
- if ((int32_t) T1 >= 0)
+ arg1 += arg0;
+ if ((int32_t) arg1 >= 0)
ans = 0;
else
ans = 1;
env->sr &= ~SR_T;
} else
env->sr &= ~SR_T;
+ return arg1;
}
#define T (env->sr & SR_T)
#define SETM env->sr |= SR_M
#define CLRM env->sr &= ~SR_M
-void helper_div1_T0_T1(void)
+uint32_t helper_div1(uint32_t arg0, uint32_t arg1)
{
uint32_t tmp0, tmp2;
uint8_t old_q, tmp1 = 0xff;
- //printf("div1 T0=0x%08x T1=0x%08x M=%d Q=%d T=%d\n", T0, T1, M, Q, T);
+ //printf("div1 arg0=0x%08x arg1=0x%08x M=%d Q=%d T=%d\n", arg0, arg1, M, Q, T);
old_q = Q;
- if ((0x80000000 & T1) != 0)
+ if ((0x80000000 & arg1) != 0)
SETQ;
else
CLRQ;
- tmp2 = T0;
- T1 <<= 1;
- T1 |= T;
+ tmp2 = arg0;
+ arg1 <<= 1;
+ arg1 |= T;
switch (old_q) {
case 0:
switch (M) {
case 0:
- tmp0 = T1;
- T1 -= tmp2;
- tmp1 = T1 > tmp0;
+ tmp0 = arg1;
+ arg1 -= tmp2;
+ tmp1 = arg1 > tmp0;
switch (Q) {
case 0:
if (tmp1)
}
break;
case 1:
- tmp0 = T1;
- T1 += tmp2;
- tmp1 = T1 < tmp0;
+ tmp0 = arg1;
+ arg1 += tmp2;
+ tmp1 = arg1 < tmp0;
switch (Q) {
case 0:
if (tmp1 == 0)
case 1:
switch (M) {
case 0:
- tmp0 = T1;
- T1 += tmp2;
- tmp1 = T1 < tmp0;
+ tmp0 = arg1;
+ arg1 += tmp2;
+ tmp1 = arg1 < tmp0;
switch (Q) {
case 0:
if (tmp1)
}
break;
case 1:
- tmp0 = T1;
- T1 -= tmp2;
- tmp1 = T1 > tmp0;
+ tmp0 = arg1;
+ arg1 -= tmp2;
+ tmp1 = arg1 > tmp0;
switch (Q) {
case 0:
if (tmp1 == 0)
SETT;
else
CLRT;
- //printf("Output: T1=0x%08x M=%d Q=%d T=%d\n", T1, M, Q, T);
-}
-
-void helper_dmulsl_T0_T1()
-{
- int64_t res;
-
- res = (int64_t) (int32_t) T0 *(int64_t) (int32_t) T1;
- env->mach = (res >> 32) & 0xffffffff;
- env->macl = res & 0xffffffff;
+ //printf("Output: arg1=0x%08x M=%d Q=%d T=%d\n", arg1, M, Q, T);
+ return arg1;
}
-void helper_dmulul_T0_T1()
-{
- uint64_t res;
-
- res = (uint64_t) (uint32_t) T0 *(uint64_t) (uint32_t) T1;
- env->mach = (res >> 32) & 0xffffffff;
- env->macl = res & 0xffffffff;
-}
-
-void helper_macl_T0_T1()
+void helper_macl(uint32_t arg0, uint32_t arg1)
{
int64_t res;
res = ((uint64_t) env->mach << 32) | env->macl;
- res += (int64_t) (int32_t) T0 *(int64_t) (int32_t) T1;
+ res += (int64_t) (int32_t) arg0 *(int64_t) (int32_t) arg1;
env->mach = (res >> 32) & 0xffffffff;
env->macl = res & 0xffffffff;
if (env->sr & SR_S) {
}
}
-void helper_macw_T0_T1()
+void helper_macw(uint32_t arg0, uint32_t arg1)
{
int64_t res;
res = ((uint64_t) env->mach << 32) | env->macl;
- res += (int64_t) (int16_t) T0 *(int64_t) (int16_t) T1;
+ res += (int64_t) (int16_t) arg0 *(int64_t) (int16_t) arg1;
env->mach = (res >> 32) & 0xffffffff;
env->macl = res & 0xffffffff;
if (env->sr & SR_S) {
}
}
-void helper_negc_T0()
+uint32_t helper_negc(uint32_t arg)
{
uint32_t temp;
- temp = -T0;
- T0 = temp - (env->sr & SR_T);
+ temp = -arg;
+ arg = temp - (env->sr & SR_T);
if (0 < temp)
env->sr |= SR_T;
else
env->sr &= ~SR_T;
- if (temp < T0)
+ if (temp < arg)
env->sr |= SR_T;
+ return arg;
}
-void helper_subc_T0_T1()
+uint32_t helper_subc(uint32_t arg0, uint32_t arg1)
{
uint32_t tmp0, tmp1;
- tmp1 = T1 - T0;
- tmp0 = T1;
- T1 = tmp1 - (env->sr & SR_T);
+ tmp1 = arg1 - arg0;
+ tmp0 = arg1;
+ arg1 = tmp1 - (env->sr & SR_T);
if (tmp0 < tmp1)
env->sr |= SR_T;
else
env->sr &= ~SR_T;
- if (tmp1 < T1)
+ if (tmp1 < arg1)
env->sr |= SR_T;
+ return arg1;
}
-void helper_subv_T0_T1()
+uint32_t helper_subv(uint32_t arg0, uint32_t arg1)
{
int32_t dest, src, ans;
- if ((int32_t) T1 >= 0)
+ if ((int32_t) arg1 >= 0)
dest = 0;
else
dest = 1;
- if ((int32_t) T0 >= 0)
+ if ((int32_t) arg0 >= 0)
src = 0;
else
src = 1;
src += dest;
- T1 -= T0;
- if ((int32_t) T1 >= 0)
+ arg1 -= arg0;
+ if ((int32_t) arg1 >= 0)
ans = 0;
else
ans = 1;
env->sr &= ~SR_T;
} else
env->sr &= ~SR_T;
+ return arg1;
}
-void helper_rotcl(uint32_t * addr)
+static inline void set_t(void)
{
- uint32_t new;
+ env->sr |= SR_T;
+}
- new = (*addr << 1) | (env->sr & SR_T);
- if (*addr & 0x80000000)
- env->sr |= SR_T;
+static inline void clr_t(void)
+{
+ env->sr &= ~SR_T;
+}
+
+void helper_ld_fpscr(uint32_t val)
+{
+ env->fpscr = val & 0x003fffff;
+ if (val & 0x01)
+ set_float_rounding_mode(float_round_to_zero, &env->fp_status);
else
- env->sr &= ~SR_T;
- *addr = new;
+ set_float_rounding_mode(float_round_nearest_even, &env->fp_status);
}
-void helper_rotcr(uint32_t * addr)
+uint32_t helper_fabs_FT(uint32_t t0)
{
- uint32_t new;
+ CPU_FloatU f;
+ f.l = t0;
+ f.f = float32_abs(f.f);
+ return f.l;
+}
- new = (*addr >> 1) | ((env->sr & SR_T) ? 0x80000000 : 0);
- if (*addr & 1)
- env->sr |= SR_T;
+uint64_t helper_fabs_DT(uint64_t t0)
+{
+ CPU_DoubleU d;
+ d.ll = t0;
+ d.d = float64_abs(d.d);
+ return d.ll;
+}
+
+uint32_t helper_fadd_FT(uint32_t t0, uint32_t t1)
+{
+ CPU_FloatU f0, f1;
+ f0.l = t0;
+ f1.l = t1;
+ f0.f = float32_add(f0.f, f1.f, &env->fp_status);
+ return f0.l;
+}
+
+uint64_t helper_fadd_DT(uint64_t t0, uint64_t t1)
+{
+ CPU_DoubleU d0, d1;
+ d0.ll = t0;
+ d1.ll = t1;
+ d0.d = float64_add(d0.d, d1.d, &env->fp_status);
+ return d0.ll;
+}
+
+void helper_fcmp_eq_FT(uint32_t t0, uint32_t t1)
+{
+ CPU_FloatU f0, f1;
+ f0.l = t0;
+ f1.l = t1;
+
+ if (float32_compare(f0.f, f1.f, &env->fp_status) == 0)
+ set_t();
else
- env->sr &= ~SR_T;
- *addr = new;
+ clr_t();
+}
+
+void helper_fcmp_eq_DT(uint64_t t0, uint64_t t1)
+{
+ CPU_DoubleU d0, d1;
+ d0.ll = t0;
+ d1.ll = t1;
+
+ if (float64_compare(d0.d, d1.d, &env->fp_status) == 0)
+ set_t();
+ else
+ clr_t();
+}
+
+void helper_fcmp_gt_FT(uint32_t t0, uint32_t t1)
+{
+ CPU_FloatU f0, f1;
+ f0.l = t0;
+ f1.l = t1;
+
+ if (float32_compare(f0.f, f1.f, &env->fp_status) == 1)
+ set_t();
+ else
+ clr_t();
+}
+
+void helper_fcmp_gt_DT(uint64_t t0, uint64_t t1)
+{
+ CPU_DoubleU d0, d1;
+ d0.ll = t0;
+ d1.ll = t1;
+
+ if (float64_compare(d0.d, d1.d, &env->fp_status) == 1)
+ set_t();
+ else
+ clr_t();
+}
+
+uint64_t helper_fcnvsd_FT_DT(uint32_t t0)
+{
+ CPU_DoubleU d;
+ CPU_FloatU f;
+ f.l = t0;
+ d.d = float32_to_float64(f.f, &env->fp_status);
+ return d.ll;
+}
+
+uint32_t helper_fcnvds_DT_FT(uint64_t t0)
+{
+ CPU_DoubleU d;
+ CPU_FloatU f;
+ d.ll = t0;
+ f.f = float64_to_float32(d.d, &env->fp_status);
+ return f.l;
+}
+
+uint32_t helper_fdiv_FT(uint32_t t0, uint32_t t1)
+{
+ CPU_FloatU f0, f1;
+ f0.l = t0;
+ f1.l = t1;
+ f0.f = float32_div(f0.f, f1.f, &env->fp_status);
+ return f0.l;
+}
+
+uint64_t helper_fdiv_DT(uint64_t t0, uint64_t t1)
+{
+ CPU_DoubleU d0, d1;
+ d0.ll = t0;
+ d1.ll = t1;
+ d0.d = float64_div(d0.d, d1.d, &env->fp_status);
+ return d0.ll;
+}
+
+uint32_t helper_float_FT(uint32_t t0)
+{
+ CPU_FloatU f;
+ f.f = int32_to_float32(t0, &env->fp_status);
+ return f.l;
+}
+
+uint64_t helper_float_DT(uint32_t t0)
+{
+ CPU_DoubleU d;
+ d.d = int32_to_float64(t0, &env->fp_status);
+ return d.ll;
+}
+
+uint32_t helper_fmac_FT(uint32_t t0, uint32_t t1, uint32_t t2)
+{
+ CPU_FloatU f0, f1, f2;
+ f0.l = t0;
+ f1.l = t1;
+ f2.l = t2;
+ f0.f = float32_mul(f0.f, f1.f, &env->fp_status);
+ f0.f = float32_add(f0.f, f2.f, &env->fp_status);
+ return f0.l;
+}
+
+uint32_t helper_fmul_FT(uint32_t t0, uint32_t t1)
+{
+ CPU_FloatU f0, f1;
+ f0.l = t0;
+ f1.l = t1;
+ f0.f = float32_mul(f0.f, f1.f, &env->fp_status);
+ return f0.l;
+}
+
+uint64_t helper_fmul_DT(uint64_t t0, uint64_t t1)
+{
+ CPU_DoubleU d0, d1;
+ d0.ll = t0;
+ d1.ll = t1;
+ d0.d = float64_mul(d0.d, d1.d, &env->fp_status);
+ return d0.ll;
+}
+
+uint32_t helper_fneg_T(uint32_t t0)
+{
+ CPU_FloatU f;
+ f.l = t0;
+ f.f = float32_chs(f.f);
+ return f.l;
+}
+
+uint32_t helper_fsqrt_FT(uint32_t t0)
+{
+ CPU_FloatU f;
+ f.l = t0;
+ f.f = float32_sqrt(f.f, &env->fp_status);
+ return f.l;
+}
+
+uint64_t helper_fsqrt_DT(uint64_t t0)
+{
+ CPU_DoubleU d;
+ d.ll = t0;
+ d.d = float64_sqrt(d.d, &env->fp_status);
+ return d.ll;
+}
+
+uint32_t helper_fsub_FT(uint32_t t0, uint32_t t1)
+{
+ CPU_FloatU f0, f1;
+ f0.l = t0;
+ f1.l = t1;
+ f0.f = float32_sub(f0.f, f1.f, &env->fp_status);
+ return f0.l;
+}
+
+uint64_t helper_fsub_DT(uint64_t t0, uint64_t t1)
+{
+ CPU_DoubleU d0, d1;
+ d0.ll = t0;
+ d1.ll = t1;
+ d0.d = float64_sub(d0.d, d1.d, &env->fp_status);
+ return d0.ll;
+}
+
+uint32_t helper_ftrc_FT(uint32_t t0)
+{
+ CPU_FloatU f;
+ f.l = t0;
+ return float32_to_int32_round_to_zero(f.f, &env->fp_status);
+}
+
+uint32_t helper_ftrc_DT(uint64_t t0)
+{
+ CPU_DoubleU d;
+ d.ll = t0;
+ return float64_to_int32_round_to_zero(d.d, &env->fp_status);
}
projects / qemu / blobdiff