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[/] [neorv32/] [trunk/] [rtl/] [core/] [neorv32_cpu_cp_muldiv.vhd] - Diff between revs 56 and 60
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| Rev 56 |
Rev 60 |
| Line 161... |
Line 161... |
div_res_corr <= rs1_i(rs1_i'left);
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div_res_corr <= rs1_i(rs1_i'left);
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else
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else
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div_res_corr <= '0';
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div_res_corr <= '0';
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end if;
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end if;
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-- divide by zero? --
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-- divide by zero? --
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opy_is_zero <= not or_all_f(rs2_i); -- set if rs2 = 0
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opy_is_zero <= not or_reduce_f(rs2_i); -- set if rs2 = 0
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-- abs(rs1) --
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-- abs(rs1) --
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if ((rs1_i(rs1_i'left) and rs1_is_signed) = '1') then -- signed division?
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if ((rs1_i(rs1_i'left) and rs1_is_signed) = '1') then -- signed division?
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div_opx <= std_ulogic_vector(0 - unsigned(rs1_i)); -- make positive
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div_opx <= std_ulogic_vector(0 - unsigned(rs1_i)); -- make positive
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else
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else
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div_opx <= rs1_i;
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div_opx <= rs1_i;
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