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39 lines
1.2 KiB
C
39 lines
1.2 KiB
C
#include <assert.h>
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#include <inttypes.h>
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#include <string.h>
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#define TEST_PCADDU(N) \
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void test_##N(int a) \
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{ \
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uint64_t rd1 = 0; \
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uint64_t rd2 = 0; \
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uint64_t rm, rn; \
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\
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asm volatile(""#N" %0, 0x104\n\t" \
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""#N" %1, 0x12345\n\t" \
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: "=r"(rd1), "=r"(rd2) \
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: ); \
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rm = rd2 - rd1; \
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if (!strcmp(#N, "pcalau12i")) { \
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rn = ((0x12345UL - 0x104) << a) & ~0xfff; \
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} else { \
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rn = ((0x12345UL - 0x104) << a) + 4; \
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} \
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assert(rm == rn); \
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}
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TEST_PCADDU(pcaddi)
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TEST_PCADDU(pcaddu12i)
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TEST_PCADDU(pcaddu18i)
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TEST_PCADDU(pcalau12i)
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int main()
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{
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test_pcaddi(2);
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test_pcaddu12i(12);
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test_pcaddu18i(18);
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test_pcalau12i(12);
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return 0;
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}
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