76 lines
1.7 KiB
C
76 lines
1.7 KiB
C
// The OS/K Team licenses this file to you under the MIT license.
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// See the LICENSE file in the project root for more information.
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#include <in/instrs.h>
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//----------------------------------------------------------------------------//
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IMPL_START_2(not)
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{
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v1 = ~v2;
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}
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IMPL_OUT;
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IMPL_START_2(test)
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{
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rfx &= ~(CF|OF);
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SET_ZSF(v1 & v2);
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}
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IMPL_END;
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//----------------------------------------------------------------------------//
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#define LOGIC_IMPL(name, op) \
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IMPL_START_2(name) \
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{ \
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ALU_GET_SRCS(); \
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v1 = op; \
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} \
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IMPL_OUT;
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LOGIC_IMPL(and, src1 & src2);
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LOGIC_IMPL(andn, src1 & ~src2);
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LOGIC_IMPL(nand, ~(src1 & src2));
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LOGIC_IMPL(or, src1 | src2);
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LOGIC_IMPL(orn, src1 | ~src2);
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LOGIC_IMPL(nor, ~(src1 | src2));
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LOGIC_IMPL(xor, src1 ^ src2);
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LOGIC_IMPL(xorn, src1 ^ ~src2);
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LOGIC_IMPL(xnor, ~(src1 ^ src2));
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LOGIC_IMPL(shl, src1 << src2);
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LOGIC_IMPL(shr, src1 >> src2);
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//--------------------------------------------------------------------------
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IMPL_START_2(sal)
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{
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ALU_GET_SRCS();
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long w1 = src1;
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long w2 = src2;
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w1 <<= w2;
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v1 = (ulong)w1;
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}
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IMPL_OUT;
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IMPL_START_2(sar)
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{
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ALU_GET_SRCS();
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long w1 = src1;
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long w2 = src2;
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w1 >>= w2;
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v1 = (ulong)w1;
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}
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IMPL_OUT;
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//----------------------------------------------------------------------------//
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