/* Test arithmetics on bitfields. */ #ifndef T extern void abort (void); extern void exit (int); #ifndef FIELDS1 #define FIELDS1 #endif #ifndef FIELDS2 #define FIELDS2 #endif struct { FIELDS1 unsigned int i : 6, j : 11, k : 15; FIELDS2 } b; struct { FIELDS1 unsigned int i : 5, j : 1, k : 26; FIELDS2 } c; struct { FIELDS1 unsigned int i : 16, j : 8, k : 8; FIELDS2 } d; unsigned int ret1 (void) { return b.i; } unsigned int ret2 (void) { return b.j; } unsigned int ret3 (void) { return b.k; } unsigned int ret4 (void) { return c.i; } unsigned int ret5 (void) { return c.j; } unsigned int ret6 (void) { return c.k; } unsigned int ret7 (void) { return d.i; } unsigned int ret8 (void) { return d.j; } unsigned int ret9 (void) { return d.k; } #define T(n, pre, post, op) \ void fn1_##n (unsigned int x) { pre b.i post; } \ void fn2_##n (unsigned int x) { pre b.j post; } \ void fn3_##n (unsigned int x) { pre b.k post; } \ void fn4_##n (unsigned int x) { pre c.i post; } \ void fn5_##n (unsigned int x) { pre c.j post; } \ void fn6_##n (unsigned int x) { pre c.k post; } \ void fn7_##n (unsigned int x) { pre d.i post; } \ void fn8_##n (unsigned int x) { pre d.j post; } \ void fn9_##n (unsigned int x) { pre d.k post; } #include "20040629-1.c" #undef T #define FAIL(n, i) abort () int main (void) { #define T(n, pre, post, op) \ b.i = 51; \ b.j = 636; \ b.k = 31278; \ c.i = 21; \ c.j = 1; \ c.k = 33554432; \ d.i = 26812; \ d.j = 156; \ d.k = 187; \ fn1_##n (3); \ if (ret1 () != (op (51, 3) & ((1 << 6) - 1))) \ FAIL (n, 1); \ b.i = 51; \ fn2_##n (251); \ if (ret2 () != (op (636, 251) & ((1 << 11) - 1))) \ FAIL (n, 2); \ b.j = 636; \ fn3_##n (13279); \ if (ret3 () != (op (31278, 13279) & ((1 << 15) - 1))) \ FAIL (n, 3); \ b.j = 31278; \ fn4_##n (24); \ if (ret4 () != (op (21, 24) & ((1 << 5) - 1))) \ FAIL (n, 4); \ c.i = 21; \ fn5_##n (1); \ if (ret5 () != (op (1, 1) & ((1 << 1) - 1))) \ FAIL (n, 5); \ c.j = 1; \ fn6_##n (264151); \ if (ret6 () != (op (33554432, 264151) & ((1 << 26) - 1))) \ FAIL (n, 6); \ c.k = 33554432; \ fn7_##n (713); \ if (ret7 () != (op (26812, 713) & ((1 << 16) - 1))) \ FAIL (n, 7); \ d.i = 26812; \ fn8_##n (17); \ if (ret8 () != (op (156, 17) & ((1 << 8) - 1))) \ FAIL (n, 8); \ d.j = 156; \ fn9_##n (199); \ if (ret9 () != (op (187, 199) & ((1 << 8) - 1))) \ FAIL (n, 9); \ d.k = 187; #include "20040629-1.c" #undef T return 0; } #else #ifndef opadd #define opadd(x, y) (x + y) #define opsub(x, y) (x - y) #define opinc(x, y) (x + 1) #define opdec(x, y) (x - 1) #define opand(x, y) (x & y) #define opior(x, y) (x | y) #define opxor(x, y) (x ^ y) #define opdiv(x, y) (x / y) #define oprem(x, y) (x % y) #define opadd3(x, y) (x + 3) #define opsub7(x, y) (x - 7) #define opand21(x, y) (x & 21) #define opior19(x, y) (x | 19) #define opxor37(x, y) (x ^ 37) #define opdiv17(x, y) (x / 17) #define oprem19(x, y) (x % 19) #endif T(1, , += x, opadd) T(2, ++, , opinc) T(3, , ++, opinc) T(4, , -= x, opsub) T(5, --, , opdec) T(6, , --, opdec) T(7, , &= x, opand) T(8, , |= x, opior) T(9, , ^= x, opxor) T(a, , /= x, opdiv) T(b, , %= x, oprem) T(c, , += 3, opadd3) T(d, , -= 7, opsub7) T(e, , &= 21, opand21) T(f, , |= 19, opior19) T(g, , ^= 37, opxor37) T(h, , /= 17, opdiv17) T(i, , %= 19, oprem19) #endif