forked from latticeware/Cytoplasm
117 lines
3.6 KiB
C
117 lines
3.6 KiB
C
#include <Int64.h>
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#include <Log.h>
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/* AssertEquals(actual, expected) */
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int AssertEquals(char *msg, UInt64 x, UInt64 y)
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{
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if (!UInt64Eq(x, y))
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{
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Log(LOG_ERR, "%s: Expected 0x%X 0x%X, got 0x%X 0x%X", msg,
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UInt64High(y), UInt64Low(y),
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UInt64High(x), UInt64Low(x));
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return 0;
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}
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return 1;
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}
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int Main(void)
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{
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UInt64 x, y;
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Log(LOG_INFO, "sizeof(UInt64) = %lu", sizeof(UInt64));
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#ifdef UINT64_NATIVE
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Log(LOG_INFO, "Using native 64-bit integers.");
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#else
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Log(LOG_INFO, "Using emulated 64-bit integers.");
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#endif
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/* BSR Tests */
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x = UInt64Create(0x000000FF, 0x00000000);
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y = UInt64Bsr(x, 4);
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AssertEquals("x >> 4", y, UInt64Create(0x0000000F, 0xF0000000));
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y = UInt64Bsr(x, 8);
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AssertEquals("x >> 8", y, UInt64Create(0x00000000, 0xFF000000));
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y = UInt64Bsr(x, 36);
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AssertEquals("x >> 36", y, UInt64Create(0x00000000, 0x0000000F));
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/* BSL Tests */
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x = UInt64Create(0x00000000, 0xFF000000);
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y = UInt64Bsl(x, 4);
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AssertEquals("x << 4", y, UInt64Create(0x0000000F, 0xF0000000));
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y = UInt64Bsl(x, 8);
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AssertEquals("x << 8", y, UInt64Create(0x000000FF, 0x00000000));
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y = UInt64Bsl(x, 36);
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AssertEquals("x << 36", y, UInt64Create(0xF0000000, 0x00000000));
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/* ADD Tests */
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x = UInt64Create(0x00000000, 0xF0000001);
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y = UInt64Create(0x00000000, 0x00000002);
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AssertEquals("0xF0000001 + 0x00000002", UInt64Add(x, y), UInt64Create(0x00000000, 0xF0000003));
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x = UInt64Create(0x00000000, 0xF0000000);
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y = UInt64Create(0x00000000, 0x10000000);
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AssertEquals("0xF0000000 + 0x10000000", UInt64Add(x, y), UInt64Create(0x00000001, 0x00000000));
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/* SUB Tests */
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x = UInt64Create(0x00000000, 0x00000005);
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y = UInt64Create(0x00000000, 0x00000002);
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AssertEquals("0x00000005 - 0x00000002", UInt64Sub(x, y), UInt64Create(0x00000000, 0x00000003));
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x = UInt64Create(0x00000001, 0x00000000);
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y = UInt64Create(0x00000000, 0x00000001);
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AssertEquals("0x00000001 0x00000000 - 0x00000001", UInt64Sub(x, y), UInt64Create(0x00000000, 0xFFFFFFFF));
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/* MUL Tests */
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x = UInt64Create(0, 18);
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y = UInt64Create(0, 1);
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AssertEquals("18 * 1", UInt64Mul(x, y), UInt64Create(0, 18));
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x = UInt64Create(0, 20);
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y = UInt64Create(0, 12);
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AssertEquals("20 * 12", UInt64Mul(x, y), UInt64Create(0, 240));
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x = UInt64Create(0x00000000, 0x00000005);
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y = UInt64Create(0x00000000, 0x00000005);
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AssertEquals("0x00000005 * 0x00000005", UInt64Mul(x, y), UInt64Create(0x00000000, 0x00000019));
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x = UInt64Create(0x00000001, 0x00000000);
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y = UInt64Create(0x00000000, 0x00000005);
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AssertEquals("0x00000001 0x00000000 * 0x00000005", UInt64Mul(x, y), UInt64Create(0x00000005, 0x00000000));
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/* DIV Tests */
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x = UInt64Create(0, 12);
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y = UInt64Create(0, 4);
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AssertEquals("12 / 4", UInt64Div(x, y), UInt64Create(0, 3));
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/* MOD Tests */
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x = UInt64Create(0x000000FF, 0x00000000);
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y = UInt64Create(0x00000000, 0x00000010);
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AssertEquals("0x000000FF 0x00000000 mod 0x00000010", UInt64Rem(x, y), UInt64Create(0, 0));
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x = UInt64Create(0x00000000, 0xFF000000);
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y = UInt64Create(0x00000000, 0x00000010);
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AssertEquals("0x00000000 0xFF000000 mod 0x00000010", UInt64Rem(x, y), UInt64Create(0, 0));
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x = UInt64Create(0xFF000000, 0x00000000);
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y = UInt64Create(0x00000000, 0x00000010);
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AssertEquals("0xFF000000 0x00000000 mod 0x00000010", UInt64Rem(x, y), UInt64Create(0, 0));
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x = UInt64Create(0x00000000, 0x000000F0);
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y = UInt64Create(0x00000000, 0x00000010);
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AssertEquals("0x00000000 0x000000F0 mod 0x00000010", UInt64Rem(x, y), UInt64Create(0, 0));
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return 0;
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}
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