/* Verify that single bit zero extractions emit the expected insns sequences. */ /* { dg-do compile } */ /* { dg-options "-O2" } */ /* { dg-final { scan-assembler-not "exts|extu|sha|shld|subc|xor" } } */ /* { dg-final { scan-assembler-times "tst" 716 { target { ! sh2a } } } } */ /* { dg-final { scan-assembler-times "cmp/pz" 6 { target { ! sh2a } } } } */ /* { dg-final { scan-assembler-times "shll\t" 6 { target { ! sh2a } } } } */ /* { dg-final { scan-assembler-times "shlr\t" 8 { target { ! sh2a } } } } */ /* { dg-final { scan-assembler-times "tst" 442 { target { sh2a } } } } */ /* { dg-final { scan-assembler-times "bld" 285 { target { sh2a } } } } */ /* { dg-final { scan-assembler-times "cmp/pz" 6 { target { sh2a } } } } */ /* { dg-final { scan-assembler-times "shll\t" 3 { target { sh2a } } } } */ /* { dg-final { scan-assembler-times "shlr\t" 0 { target { sh2a } } } } */ /* { dg-final { scan-assembler-times "and\t#1" 32 } } */ #define make_func(type,shift)\ int test_##type##_##_shift_##shift##_0 (type x)\ {\ return ((x >> shift) ^ 1) & 1 ? -40 : -10;\ }\ int test_##type##_##_shift_##shift##_1 (type x)\ {\ return ((x >> shift) ^ 0) & 1 ? -40 : -10;\ }\ int test_##type##_##_shift_##shift##_2 (type x)\ {\ return ((x >> shift) ^ 1) & 1;\ }\ int test_##type##_##_shift_##shift##_3 (type x)\ {\ return ((x >> shift) ^ 0) & 1;\ }\ int test_##type##_##_shift_##shift##_4 (type x)\ {\ return (x & (1 << shift)) == 0;\ }\ int test_##type##_##_shift_##shift##_5 (type x)\ {\ return (x & (1 << shift)) != 0;\ }\ \ int test_##type##_##_shift_##shift##_6 (type* x)\ {\ return ((*x >> shift) ^ 1) & 1 ? -40 : -10;\ }\ int test_##type##_##_shift_##shift##_7 (type* x)\ {\ return ((*x >> shift) ^ 0) & 1 ? -40 : -10;\ }\ int test_##type##_##_shift_##shift##_8 (type* x)\ {\ return ((*x >> shift) ^ 1) & 1;\ }\ int test_##type##_##_shift_##shift##_9 (type* x)\ {\ return ((*x >> shift) ^ 0) & 1;\ }\ int test_##type##_##_shift_##shift##_10 (type* x)\ {\ return (*x & (1 << shift)) == 0;\ }\ int test_##type##_##_shift_##shift##_11 (type* x)\ {\ return (*x & (1 << shift)) != 0;\ } #define make_funcs(type)\ make_func (type, 0)\ make_func (type, 1)\ make_func (type, 2)\ make_func (type, 3)\ make_func (type, 4)\ make_func (type, 5)\ make_func (type, 6)\ make_func (type, 7) typedef signed char int8_t; typedef unsigned char uint8_t; typedef signed short int16_t; typedef unsigned short uint16_t; typedef signed int int32_t; typedef unsigned int uint32_t; typedef signed long long int64_t; typedef unsigned long long uint64_t; make_funcs (int8_t) make_funcs (uint8_t) make_funcs (int16_t) make_funcs (uint16_t) make_funcs (int32_t) make_funcs (uint32_t) make_funcs (int64_t) make_funcs (uint64_t)