Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/rotate-5.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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/* { dg-do run } */ /* { dg-options "-O2" } */ extern #ifdef __cplusplus "C" #endif void abort (void); #if __CHAR_BIT__ * __SIZEOF_LONG_LONG__ == 64 __attribute__((noinline, noclone)) unsigned long long f1 (unsigned long long x, unsigned int y) { return (x << y) | (x >> ((-y) & 63)); } __attribute__((noinline, noclone)) unsigned long long f2 (unsigned long long x, unsigned int y) { return (x << y) + (x >> ((-y) & 63)); } __attribute__((noinline, noclone)) unsigned long long f3 (unsigned long long x, unsigned int y) { return (x << y) ^ (x >> ((-y) & 63)); } #if __CHAR_BIT__ * __SIZEOF_INT128__ == 128 __attribute__((noinline, noclone)) unsigned __int128 f4 (unsigned __int128 x, unsigned int y) { return (x << y) | (x >> ((-y) & 127)); } __attribute__((noinline, noclone)) unsigned __int128 f5 (unsigned __int128 x, unsigned int y) { return (x << y) + (x >> ((-y) & 127)); } __attribute__((noinline, noclone)) unsigned __int128 f6 (unsigned __int128 x, unsigned int y) { return (x << y) ^ (x >> ((-y) & 127)); } #endif #endif int main () { #if __CHAR_BIT__ * __SIZEOF_LONG_LONG__ == 64 if (f1 (0x123456789abcdef0ULL, 0) != 0x123456789abcdef0ULL) abort (); if (f2 (0x123456789abcdef0ULL, 0) != 0x2468acf13579bde0ULL) abort (); if (f3 (0x123456789abcdef0ULL, 0) != 0) abort (); if (f1 (0x123456789abcdef0ULL, 1) != 0x2468acf13579bde0ULL) abort (); if (f2 (0x123456789abcdef0ULL, 1) != 0x2468acf13579bde0ULL) abort (); if (f3 (0x123456789abcdef0ULL, 1) != 0x2468acf13579bde0ULL) abort (); #if __CHAR_BIT__ * __SIZEOF_INT128__ == 128 if (f4 ((((unsigned __int128) 0x123456789abcdef0ULL) << 64) | 0x0fedcba987654321ULL, 0) != ((((unsigned __int128) 0x123456789abcdef0ULL) << 64) | 0x0fedcba987654321ULL)) abort (); if (f5 ((((unsigned __int128) 0x123456789abcdef0ULL) << 64) | 0x0fedcba987654321ULL, 0) != ((((unsigned __int128) 0x2468acf13579bde0ULL) << 64) | 0x1fdb97530eca8642ULL)) abort (); if (f6 ((((unsigned __int128) 0x123456789abcdef0ULL) << 64) | 0x0fedcba987654321ULL, 0) != 0) abort (); if (f4 ((((unsigned __int128) 0x123456789abcdef0ULL) << 64) | 0x0fedcba987654321ULL, 1) != ((((unsigned __int128) 0x2468acf13579bde0ULL) << 64) | 0x1fdb97530eca8642ULL)) abort (); if (f5 ((((unsigned __int128) 0x123456789abcdef0ULL) << 64) | 0x0fedcba987654321ULL, 1) != ((((unsigned __int128) 0x2468acf13579bde0ULL) << 64) | 0x1fdb97530eca8642ULL)) abort (); if (f6 ((((unsigned __int128) 0x123456789abcdef0ULL) << 64) | 0x0fedcba987654321ULL, 1) != ((((unsigned __int128) 0x2468acf13579bde0ULL) << 64) | 0x1fdb97530eca8642ULL)) abort (); #endif #endif return 0; }