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Subversion Repositories openrisc
[/] [openrisc/] [tags/] [gnu-dev/] [fsf-gcc-snapshot-1-mar-12/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [ia64/] [20040709-2.c] - Rev 847
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/* Check for ia64 data speculation failure with '-O2 -funroll-loops'. */ /* { dg-do compile } */ /* { dg-options "-O2 -funroll-loops -Wno-overflow" } */ extern void abort (void); extern void exit (int); unsigned int myrnd (void) { static unsigned int s = 1388815473; s *= 1103515245; s += 12345; return (s / 65536) % 2048; } #define T(S) \ struct S s##S; \ struct S retme##S (struct S x) \ { \ return x; \ } \ \ unsigned int fn1##S (unsigned int x) \ { \ struct S y = s##S; \ y.k += x; \ y = retme##S (y); \ return y.k; \ } \ \ unsigned int fn2##S (unsigned int x) \ { \ struct S y = s##S; \ y.k += x; \ y.k %= 15; \ return y.k; \ } \ \ unsigned int retit##S (void) \ { \ return s##S.k; \ } \ \ unsigned int fn3##S (unsigned int x) \ { \ s##S.k += x; \ return retit##S (); \ } \ \ void test##S (void) \ { \ int i; \ unsigned int mask, v, a, r; \ struct S x; \ char *p = (char *) &s##S; \ for (i = 0; i < sizeof (s##S); ++i) \ *p++ = myrnd (); \ if (__builtin_classify_type (s##S.l) == 8) \ s##S.l = 5.25; \ s##S.k = -1; \ mask = s##S.k; \ v = myrnd (); \ a = myrnd (); \ s##S.k = v; \ x = s##S; \ r = fn1##S (a); \ if (x.i != s##S.i || x.j != s##S.j \ || x.k != s##S.k || x.l != s##S.l \ || ((v + a) & mask) != r) \ abort (); \ v = myrnd (); \ a = myrnd (); \ s##S.k = v; \ x = s##S; \ r = fn2##S (a); \ if (x.i != s##S.i || x.j != s##S.j \ || x.k != s##S.k || x.l != s##S.l \ || ((((v + a) & mask) % 15) & mask) != r) \ abort (); \ v = myrnd (); \ a = myrnd (); \ s##S.k = v; \ x = s##S; \ r = fn3##S (a); \ if (x.i != s##S.i || x.j != s##S.j \ || s##S.k != r || x.l != s##S.l \ || ((v + a) & mask) != r) \ abort (); \ } #define pck __attribute__((packed)) struct pck A { unsigned short i : 1, l : 1, j : 3, k : 11; }; T(A) struct pck B { unsigned short i : 4, j : 1, k : 11; unsigned int l; }; T(B) struct pck C { unsigned int l; unsigned short i : 4, j : 1, k : 11; }; T(C) struct pck D { unsigned long long l : 6, i : 6, j : 23, k : 29; }; T(D) struct pck E { unsigned long long l, i : 12, j : 23, k : 29; }; T(E) struct pck F { unsigned long long i : 12, j : 23, k : 29, l; }; T(F) struct pck G { unsigned short i : 1, j : 1, k : 6; unsigned long long l; }; T(G) struct pck H { unsigned short i : 6, j : 2, k : 8; unsigned long long l; }; T(H) struct pck I { unsigned short i : 1, j : 6, k : 1; unsigned long long l; }; T(I) struct pck J { unsigned short i : 1, j : 8, k : 7; unsigned short l; }; T(J) struct pck K { unsigned int k : 6, l : 1, j : 10, i : 15; }; T(K) struct pck L { unsigned int k : 6, j : 11, i : 15; unsigned int l; }; T(L) struct pck M { unsigned int l; unsigned short k : 6, j : 11, i : 15; }; T(M) struct pck N { unsigned long long l : 6, k : 6, j : 23, i : 29; }; T(N) struct pck O { unsigned long long l, k : 12, j : 23, i : 29; }; T(O) struct pck P { unsigned long long k : 12, j : 23, i : 29, l; }; T(P) struct pck Q { unsigned short k : 12, j : 1, i : 3; unsigned long long l; }; T(Q) struct pck R { unsigned short k : 2, j : 11, i : 3; unsigned long long l; }; T(R) struct pck S { unsigned short k : 1, j : 6, i : 9; unsigned long long l; }; T(S) struct pck T { unsigned short k : 1, j : 8, i : 7; unsigned short l; }; T(T) struct pck U { unsigned short j : 6, k : 1, i : 9; unsigned long long l; }; T(U) struct pck V { unsigned short j : 8, k : 1, i : 7; unsigned short l; }; T(V) struct pck W { long double l; unsigned int k : 12, j : 13, i : 7; }; T(W) struct pck X { unsigned int k : 12, j : 13, i : 7; long double l; }; T(X) struct pck Y { unsigned int k : 12, j : 11, i : 9; long double l; }; T(Y) struct pck Z { long double l; unsigned int j : 13, i : 7, k : 12; }; T(Z) int main (void) { testA (); testB (); testC (); testD (); testE (); testF (); testG (); testH (); testI (); testJ (); testK (); testL (); testM (); testN (); testO (); testP (); testQ (); testR (); testS (); testT (); testU (); testV (); testW (); testX (); testY (); testZ (); exit (0); }
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