157 |
157 |
# endif
|
158 |
158 |
#endif
|
159 |
159 |
|
160 |
|
case '1':
|
161 |
|
ct->ct |= TCG_CT_REG;
|
162 |
|
tcg_regset_set32(ct->u.regs, 0, (1 << TCG_TARGET_NB_REGS) - 1);
|
163 |
|
tcg_regset_reset_reg(ct->u.regs, TCG_REG_R0);
|
164 |
|
break;
|
165 |
|
|
166 |
|
case '2':
|
167 |
|
ct->ct |= TCG_CT_REG;
|
168 |
|
tcg_regset_set32(ct->u.regs, 0, (1 << TCG_TARGET_NB_REGS) - 1);
|
169 |
|
tcg_regset_reset_reg(ct->u.regs, TCG_REG_R0);
|
170 |
|
tcg_regset_reset_reg(ct->u.regs, TCG_REG_R1);
|
171 |
|
break;
|
172 |
|
|
173 |
160 |
default:
|
174 |
161 |
return -1;
|
175 |
162 |
}
|
... | ... | |
819 |
806 |
}
|
820 |
807 |
}
|
821 |
808 |
|
822 |
|
static void tcg_out_div_helper(TCGContext *s, int cond, const TCGArg *args,
|
823 |
|
void *helper_div, void *helper_rem, int shift)
|
824 |
|
{
|
825 |
|
int div_reg = args[0];
|
826 |
|
int rem_reg = args[1];
|
827 |
|
|
828 |
|
/* stmdb sp!, { r0 - r3, ip, lr } */
|
829 |
|
/* (Note that we need an even number of registers as per EABI) */
|
830 |
|
tcg_out32(s, (cond << 28) | 0x092d500f);
|
831 |
|
|
832 |
|
tcg_out_dat_reg(s, cond, ARITH_MOV, 0, 0, args[2], SHIFT_IMM_LSL(0));
|
833 |
|
tcg_out_dat_reg(s, cond, ARITH_MOV, 1, 0, args[3], SHIFT_IMM_LSL(0));
|
834 |
|
tcg_out_dat_reg(s, cond, ARITH_MOV, 2, 0, args[4], SHIFT_IMM_LSL(0));
|
835 |
|
tcg_out_dat_reg(s, cond, ARITH_MOV, 3, 0, 2, shift);
|
836 |
|
|
837 |
|
tcg_out_call(s, cond, (uint32_t) helper_div);
|
838 |
|
tcg_out_dat_reg(s, cond, ARITH_MOV, 8, 0, 0, SHIFT_IMM_LSL(0));
|
839 |
|
|
840 |
|
/* ldmia sp, { r0 - r3, fp, lr } */
|
841 |
|
tcg_out32(s, (cond << 28) | 0x089d500f);
|
842 |
|
|
843 |
|
tcg_out_dat_reg(s, cond, ARITH_MOV, 0, 0, args[2], SHIFT_IMM_LSL(0));
|
844 |
|
tcg_out_dat_reg(s, cond, ARITH_MOV, 1, 0, args[3], SHIFT_IMM_LSL(0));
|
845 |
|
tcg_out_dat_reg(s, cond, ARITH_MOV, 2, 0, args[4], SHIFT_IMM_LSL(0));
|
846 |
|
tcg_out_dat_reg(s, cond, ARITH_MOV, 3, 0, 2, shift);
|
847 |
|
|
848 |
|
tcg_out_call(s, cond, (uint32_t) helper_rem);
|
849 |
|
|
850 |
|
tcg_out_dat_reg(s, cond, ARITH_MOV, rem_reg, 0, 0, SHIFT_IMM_LSL(0));
|
851 |
|
tcg_out_dat_reg(s, cond, ARITH_MOV, div_reg, 0, 8, SHIFT_IMM_LSL(0));
|
852 |
|
|
853 |
|
/* ldr r0, [sp], #4 */
|
854 |
|
if (rem_reg != 0 && div_reg != 0) {
|
855 |
|
tcg_out32(s, (cond << 28) | 0x04bd0004);
|
856 |
|
} else {
|
857 |
|
tcg_out_dat_imm(s, cond, ARITH_ADD, 13, 13, 4);
|
858 |
|
}
|
859 |
|
/* ldr r1, [sp], #4 */
|
860 |
|
if (rem_reg != 1 && div_reg != 1) {
|
861 |
|
tcg_out32(s, (cond << 28) | 0x04bd1004);
|
862 |
|
} else {
|
863 |
|
tcg_out_dat_imm(s, cond, ARITH_ADD, 13, 13, 4);
|
864 |
|
}
|
865 |
|
/* ldr r2, [sp], #4 */
|
866 |
|
if (rem_reg != 2 && div_reg != 2) {
|
867 |
|
tcg_out32(s, (cond << 28) | 0x04bd2004);
|
868 |
|
} else {
|
869 |
|
tcg_out_dat_imm(s, cond, ARITH_ADD, 13, 13, 4);
|
870 |
|
}
|
871 |
|
/* ldr r3, [sp], #4 */
|
872 |
|
if (rem_reg != 3 && div_reg != 3) {
|
873 |
|
tcg_out32(s, (cond << 28) | 0x04bd3004);
|
874 |
|
} else {
|
875 |
|
tcg_out_dat_imm(s, cond, ARITH_ADD, 13, 13, 4);
|
876 |
|
}
|
877 |
|
/* ldr ip, [sp], #4 */
|
878 |
|
if (rem_reg != 12 && div_reg != 12) {
|
879 |
|
tcg_out32(s, (cond << 28) | 0x04bdc004);
|
880 |
|
} else {
|
881 |
|
tcg_out_dat_imm(s, cond, ARITH_ADD, 13, 13, 4);
|
882 |
|
}
|
883 |
|
/* ldr lr, [sp], #4 */
|
884 |
|
if (rem_reg != 14 && div_reg != 14) {
|
885 |
|
tcg_out32(s, (cond << 28) | 0x04bde004);
|
886 |
|
} else {
|
887 |
|
tcg_out_dat_imm(s, cond, ARITH_ADD, 13, 13, 4);
|
888 |
|
}
|
889 |
|
}
|
890 |
|
|
891 |
809 |
#ifdef CONFIG_SOFTMMU
|
892 |
810 |
|
893 |
811 |
#include "../../softmmu_defs.h"
|
... | ... | |
1487 |
1405 |
case INDEX_op_mulu2_i32:
|
1488 |
1406 |
tcg_out_umull32(s, COND_AL, args[0], args[1], args[2], args[3]);
|
1489 |
1407 |
break;
|
1490 |
|
case INDEX_op_div2_i32:
|
1491 |
|
tcg_out_div_helper(s, COND_AL, args,
|
1492 |
|
tcg_helper_div_i64, tcg_helper_rem_i64,
|
1493 |
|
SHIFT_IMM_ASR(31));
|
1494 |
|
break;
|
1495 |
|
case INDEX_op_divu2_i32:
|
1496 |
|
tcg_out_div_helper(s, COND_AL, args,
|
1497 |
|
tcg_helper_divu_i64, tcg_helper_remu_i64,
|
1498 |
|
SHIFT_IMM_LSR(31));
|
1499 |
|
break;
|
1500 |
1408 |
/* XXX: Perhaps args[2] & 0x1f is wrong */
|
1501 |
1409 |
case INDEX_op_shl_i32:
|
1502 |
1410 |
c = const_args[2] ?
|
... | ... | |
1652 |
1560 |
{ INDEX_op_sub_i32, { "r", "r", "rI" } },
|
1653 |
1561 |
{ INDEX_op_mul_i32, { "r", "r", "r" } },
|
1654 |
1562 |
{ INDEX_op_mulu2_i32, { "r", "r", "r", "r" } },
|
1655 |
|
{ INDEX_op_div2_i32, { "r", "r", "r", "1", "2" } },
|
1656 |
|
{ INDEX_op_divu2_i32, { "r", "r", "r", "1", "2" } },
|
1657 |
1563 |
{ INDEX_op_and_i32, { "r", "r", "rI" } },
|
1658 |
1564 |
{ INDEX_op_andc_i32, { "r", "r", "rI" } },
|
1659 |
1565 |
{ INDEX_op_or_i32, { "r", "r", "rI" } },
|