88 lines
1.3 KiB
C
88 lines
1.3 KiB
C
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#ifdef TEST_CMOV
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#define TEST_COND(N) \
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int test_##N (long a) \
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{ \
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int res = 1; \
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\
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asm ("cmov"#N" %1,$31,%0" \
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: "+r" (res) : "r" (a)); \
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return !res; \
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}
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#else
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#define TEST_COND(N) \
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int test_##N (long a) \
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{ \
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int res = 1; \
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\
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asm ("b"#N" %1,1f\n\t" \
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"addq $31,$31,%0\n\t" \
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"1: unop\n" \
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: "+r" (res) : "r" (a)); \
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return res; \
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}
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#endif
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TEST_COND(eq)
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TEST_COND(ne)
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TEST_COND(ge)
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TEST_COND(gt)
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TEST_COND(lbc)
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TEST_COND(lbs)
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TEST_COND(le)
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TEST_COND(lt)
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static struct {
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int (*func)(long);
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long v;
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int r;
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} vectors[] =
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{
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{test_eq, 0, 1},
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{test_eq, 1, 0},
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{test_ne, 0, 0},
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{test_ne, 1, 1},
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{test_ge, 0, 1},
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{test_ge, 1, 1},
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{test_ge, -1, 0},
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{test_gt, 0, 0},
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{test_gt, 1, 1},
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{test_gt, -1, 0},
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{test_lbc, 0, 1},
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{test_lbc, 1, 0},
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{test_lbc, -1, 0},
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{test_lbs, 0, 0},
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{test_lbs, 1, 1},
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{test_lbs, -1, 1},
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{test_le, 0, 1},
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{test_le, 1, 0},
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{test_le, -1, 1},
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{test_lt, 0, 0},
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{test_lt, 1, 0},
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{test_lt, -1, 1},
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};
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int main (void)
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{
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int i;
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for (i = 0; i < sizeof (vectors)/sizeof(vectors[0]); i++)
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if ((*vectors[i].func)(vectors[i].v) != vectors[i].r) {
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write(1, "Failed\n", 7);
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return 1;
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}
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write(1, "OK\n", 3);
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return 0;
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}
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