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qemu/tests/tcg/loongarch64/test_pcadd.c

39 lines
1.2 KiB
C

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