| 1 | // RUN: %clang_builtins %s %librt -o %t && %run %t |
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| 2 | // REQUIRES: librt_has_ucmpdi2 |
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| 3 | |
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| 4 | #include "int_lib.h" |
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| 5 | #include <stdio.h> |
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| 6 | |
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| 7 | // Returns: if (a < b) returns 0 |
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| 8 | // if (a == b) returns 1 |
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| 9 | // if (a > b) returns 2 |
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| 10 | |
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| 11 | COMPILER_RT_ABI si_int __ucmpdi2(du_int a, du_int b); |
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| 12 | |
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| 13 | int test__ucmpdi2(du_int a, du_int b, si_int expected) |
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| 14 | { |
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| 15 | si_int x = __ucmpdi2(a, b); |
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| 16 | if (x != expected) |
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| 17 | printf(format: "error in __ucmpdi2(0x%llX, 0x%llX) = %d, expected %d\n" , |
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| 18 | a, b, x, expected); |
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| 19 | return x != expected; |
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| 20 | } |
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| 21 | |
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| 22 | int main() |
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| 23 | { |
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| 24 | if (test__ucmpdi2(a: 0, b: 0, expected: 1)) |
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| 25 | return 1; |
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| 26 | if (test__ucmpdi2(a: 1, b: 1, expected: 1)) |
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| 27 | return 1; |
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| 28 | if (test__ucmpdi2(a: 2, b: 2, expected: 1)) |
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| 29 | return 1; |
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| 30 | if (test__ucmpdi2(a: 0x7FFFFFFF, b: 0x7FFFFFFF, expected: 1)) |
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| 31 | return 1; |
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| 32 | if (test__ucmpdi2(a: 0x80000000, b: 0x80000000, expected: 1)) |
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| 33 | return 1; |
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| 34 | if (test__ucmpdi2(a: 0x80000001, b: 0x80000001, expected: 1)) |
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| 35 | return 1; |
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| 36 | if (test__ucmpdi2(a: 0xFFFFFFFF, b: 0xFFFFFFFF, expected: 1)) |
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| 37 | return 1; |
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| 38 | if (test__ucmpdi2(a: 0x000000010000000LL, b: 0x000000010000000LL, expected: 1)) |
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| 39 | return 1; |
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| 40 | if (test__ucmpdi2(a: 0xFFFFFFFFFFFFFFFFLL, b: 0xFFFFFFFFFFFFFFFFLL, expected: 1)) |
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| 41 | return 1; |
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| 42 | |
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| 43 | if (test__ucmpdi2(a: 0x0000000200000002LL, b: 0x0000000300000001LL, expected: 0)) |
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| 44 | return 1; |
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| 45 | if (test__ucmpdi2(a: 0x0000000200000002LL, b: 0x0000000300000002LL, expected: 0)) |
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| 46 | return 1; |
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| 47 | if (test__ucmpdi2(a: 0x0000000200000002LL, b: 0x0000000300000003LL, expected: 0)) |
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| 48 | return 1; |
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| 49 | |
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| 50 | if (test__ucmpdi2(a: 0x0000000200000002LL, b: 0x0000000100000001LL, expected: 2)) |
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| 51 | return 1; |
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| 52 | if (test__ucmpdi2(a: 0x0000000200000002LL, b: 0x0000000100000002LL, expected: 2)) |
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| 53 | return 1; |
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| 54 | if (test__ucmpdi2(a: 0x0000000200000002LL, b: 0x0000000100000003LL, expected: 2)) |
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| 55 | return 1; |
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| 56 | |
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| 57 | if (test__ucmpdi2(a: 0x0000000200000002LL, b: 0x0000000200000001LL, expected: 2)) |
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| 58 | return 1; |
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| 59 | if (test__ucmpdi2(a: 0x0000000200000002LL, b: 0x0000000200000002LL, expected: 1)) |
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| 60 | return 1; |
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| 61 | if (test__ucmpdi2(a: 0x0000000200000002LL, b: 0x0000000200000003LL, expected: 0)) |
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| 62 | return 1; |
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| 63 | |
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| 64 | return 0; |
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| 65 | } |
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| 66 | |
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