* 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"
+#include "helper.h"
#ifndef CONFIG_USER_ONLY
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(void)
+void helper_sleep(uint32_t next_pc)
{
env->halted = 1;
env->exception_index = EXCP_HLT;
+ env->pc = next_pc;
cpu_loop_exit();
}
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 == NULL)
+ 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 == NULL)
+ {
+ env->movcal_backup_tail = current;
+ }
+
+ free (*current);
+ *current = next;
+ break;
+ }
+ }
+}
+
uint32_t helper_addc(uint32_t arg0, uint32_t arg1)
{
uint32_t tmp0, tmp1;
return arg1;
}
+static inline void set_t(void)
+{
+ 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;
else
set_float_rounding_mode(float_round_nearest_even, &env->fp_status);
}
+
+uint32_t helper_fabs_FT(uint32_t t0)
+{
+ CPU_FloatU f;
+ f.l = t0;
+ f.f = float32_abs(f.f);
+ return f.l;
+}
+
+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
+ 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.git / blobdiff