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matrix-type-operators.c
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matrix-type-operators.c
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// RUN: %clang_cc1 %s -fenable-matrix -pedantic -verify -triple=x86_64-apple-darwin9
typedef float sx5x10_t __attribute__((matrix_type(5, 10)));
typedef float sx10x5_t __attribute__((matrix_type(10, 5)));
typedef float sx10x10_t __attribute__((matrix_type(10, 10)));
void add(sx10x10_t a, sx5x10_t b, sx10x5_t c) {
a = b + c;
// expected-error@-1 {{invalid operands to binary expression ('sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') and 'sx10x5_t' (aka 'float __attribute__((matrix_type(10, 5)))'))}}
b += c;
// expected-error@-1 {{invalid operands to binary expression ('sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') and 'sx10x5_t' (aka 'float __attribute__((matrix_type(10, 5)))'))}}
a = b + b; // expected-error {{assigning to 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') from incompatible type 'sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))')}}
a = 10 + b;
// expected-error@-1 {{assigning to 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') from incompatible type 'sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))')}}
a = b + &c;
// expected-error@-1 {{invalid operands to binary expression ('sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') and 'sx10x5_t *' (aka 'float __attribute__((matrix_type(10, 5)))*'))}}
// expected-error@-2 {{casting 'sx10x5_t *' (aka 'float __attribute__((matrix_type(10, 5)))*') to incompatible type 'float'}}
b += &c;
// expected-error@-1 {{invalid operands to binary expression ('sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') and 'sx10x5_t *' (aka 'float __attribute__((matrix_type(10, 5)))*'))}}
// expected-error@-2 {{casting 'sx10x5_t *' (aka 'float __attribute__((matrix_type(10, 5)))*') to incompatible type 'float'}}
}
void sub(sx10x10_t a, sx5x10_t b, sx10x5_t c) {
a = b - c;
// expected-error@-1 {{invalid operands to binary expression ('sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') and 'sx10x5_t' (aka 'float __attribute__((matrix_type(10, 5)))'))}}
b -= c;
// expected-error@-1 {{invalid operands to binary expression ('sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') and 'sx10x5_t' (aka 'float __attribute__((matrix_type(10, 5)))'))}}
a = b - b; // expected-error {{assigning to 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') from incompatible type 'sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))')}}
a = 10 - b;
// expected-error@-1 {{assigning to 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') from incompatible type 'sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))')}}
a = b - &c;
// expected-error@-1 {{invalid operands to binary expression ('sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') and 'sx10x5_t *' (aka 'float __attribute__((matrix_type(10, 5)))*'))}}
// expected-error@-2 {{casting 'sx10x5_t *' (aka 'float __attribute__((matrix_type(10, 5)))*') to incompatible type 'float'}}
b -= &c;
// expected-error@-1 {{invalid operands to binary expression ('sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') and 'sx10x5_t *' (aka 'float __attribute__((matrix_type(10, 5)))*'))}}
// expected-error@-2 {{casting 'sx10x5_t *' (aka 'float __attribute__((matrix_type(10, 5)))*') to incompatible type 'float'}}
}
typedef int ix10x5_t __attribute__((matrix_type(10, 5)));
typedef int ix10x10_t __attribute__((matrix_type(10, 10)));
void matrix_matrix_multiply(sx10x10_t a, sx5x10_t b, ix10x5_t c, ix10x10_t d, float sf, char *p) {
// Check dimension mismatches.
a = a * b;
// expected-error@-1 {{invalid operands to binary expression ('sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') and 'sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))'))}}
a *= b;
// expected-error@-1 {{invalid operands to binary expression ('sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') and 'sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))'))}}
b = a * a;
// expected-error@-1 {{assigning to 'sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') from incompatible type 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))')}}
// Check element type mismatches.
a = b * c;
// expected-error@-1 {{invalid operands to binary expression ('sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') and 'ix10x5_t' (aka 'int __attribute__((matrix_type(10, 5)))'))}}
b *= c;
// expected-error@-1 {{invalid operands to binary expression ('sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') and 'ix10x5_t' (aka 'int __attribute__((matrix_type(10, 5)))'))}}
d = a * a;
// expected-error@-1 {{assigning to 'ix10x10_t' (aka 'int __attribute__((matrix_type(10, 10)))') from incompatible type 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))')}}
p = a * a;
// expected-error@-1 {{assigning to 'char *' from incompatible type 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))')}}
}
void mat_scalar_multiply(sx10x10_t a, sx5x10_t b, float sf, char *p) {
// Shape of multiplication result does not match the type of b.
b = a * sf;
// expected-error@-1 {{assigning to 'sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') from incompatible type 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))')}}
b = sf * a;
// expected-error@-1 {{assigning to 'sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') from incompatible type 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))')}}
a = a * p;
// expected-error@-1 {{casting 'char *' to incompatible type 'float'}}
// expected-error@-2 {{invalid operands to binary expression ('sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') and 'char *')}}
a *= p;
// expected-error@-1 {{casting 'char *' to incompatible type 'float'}}
// expected-error@-2 {{invalid operands to binary expression ('sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') and 'char *')}}
a = p * a;
// expected-error@-1 {{casting 'char *' to incompatible type 'float'}}
// expected-error@-2 {{invalid operands to binary expression ('char *' and 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))'))}}
p *= a;
// expected-error@-1 {{casting 'char *' to incompatible type 'float'}}
// expected-error@-2 {{invalid operands to binary expression ('char *' and 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))'))}}
sf = a * sf;
// expected-error@-1 {{assigning to 'float' from incompatible type 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))')}}
}
void mat_scalar_divide(sx10x10_t a, sx5x10_t b, float sf, char *p) {
// Shape of multiplication result does not match the type of b.
b = a / sf;
// expected-error@-1 {{assigning to 'sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') from incompatible type 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))')}}
b = sf / a;
// expected-error@-1 {{invalid operands to binary expression ('float' and 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))'))}}
a = a / p;
// expected-error@-1 {{invalid operands to binary expression ('sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') and 'char *')}}
a = p / a;
// expected-error@-1 {{invalid operands to binary expression ('char *' and 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))'))}}
sf = a / sf;
// expected-error@-1 {{assigning to 'float' from incompatible type 'sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))')}}
}
void matrix_matrix_divide(sx10x10_t a, sx5x10_t b, ix10x5_t c, ix10x10_t d, float sf, char *p) {
// Matrix by matrix division is not supported.
a = a / a;
// expected-error@-1 {{invalid operands to binary expression ('sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') and 'sx10x10_t')}}
b = a / a;
// expected-error@-1 {{invalid operands to binary expression ('sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') and 'sx10x10_t')}}
// Check element type mismatches.
a = b / c;
// expected-error@-1 {{invalid operands to binary expression ('sx5x10_t' (aka 'float __attribute__((matrix_type(5, 10)))') and 'ix10x5_t' (aka 'int __attribute__((matrix_type(10, 5)))'))}}
d = a / a;
// expected-error@-1 {{invalid operands to binary expression ('sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') and 'sx10x10_t')}}
p = a / a;
// expected-error@-1 {{invalid operands to binary expression ('sx10x10_t' (aka 'float __attribute__((matrix_type(10, 10)))') and 'sx10x10_t')}}
}
sx5x10_t get_matrix(void);
void insert(sx5x10_t a, float f) {
// Non integer indexes.
a[3][f] = 0;
// expected-error@-1 {{matrix column index is not an integer}}
a[f][9] = 0;
// expected-error@-1 {{matrix row index is not an integer}}
a[f][f] = 0;
// expected-error@-1 {{matrix row index is not an integer}}
// expected-error@-2 {{matrix column index is not an integer}}
a[0][f] = 0;
// expected-error@-1 {{matrix column index is not an integer}}
a[f][f] = 0;
// expected-error@-1 {{matrix row index is not an integer}}
// expected-error@-2 {{matrix column index is not an integer}}
// Invalid element type.
a[3][4] = &f;
// expected-error@-1 {{assigning to 'float' from incompatible type 'float *'; remove &}}
// Indexes outside allowed dimensions.
a[-1][3] = 10.0;
// expected-error@-1 {{matrix row index is outside the allowed range [0, 5)}}
a[3][-1] = 10.0;
// expected-error@-1 {{matrix column index is outside the allowed range [0, 10)}}
a[3][-1u] = 10.0;
// expected-error@-1 {{matrix column index is outside the allowed range [0, 10)}}
a[-1u][3] = 10.0;
// expected-error@-1 {{matrix row index is outside the allowed range [0, 5)}}
a[5][2] = 10.0;
// expected-error@-1 {{matrix row index is outside the allowed range [0, 5)}}
a[4][10] = 10.0;
// expected-error@-1 {{matrix column index is outside the allowed range [0, 10)}}
a[5][0] = f;
// expected-error@-1 {{matrix row index is outside the allowed range [0, 5)}}
(a[1])[1] = f;
// expected-error@-1 {{matrix row and column subscripts cannot be separated by any expression}}
a[3] = 5.0;
// expected-error@-1 {{single subscript expressions are not allowed for matrix values}}
(a[3]) = 5.0;
// expected-error@-1 {{single subscript expressions are not allowed for matrix values}}
get_matrix()[0][0] = f;
// expected-error@-1 {{expression is not assignable}}
get_matrix()[5][1] = f;
// expected-error@-1 {{matrix row index is outside the allowed range [0, 5)}}
get_matrix()[3] = 5.0;
// expected-error@-1 {{single subscript expressions are not allowed for matrix values}}
(get_matrix()[5])[10.0] = f;
// expected-error@-1 {{matrix row and column subscripts cannot be separated by any expression}}
(get_matrix()[3]) = 5.0;
// expected-error@-1 {{single subscript expressions are not allowed for matrix values}}
a([0])[0] = f;
// expected-error@-1 {{expected expression}}
a[0]([0]) = f;
// expected-error@-1 {{expected expression}}
}
void extract(sx5x10_t a, float f) {
// Non integer indexes.
float v1 = a[3][f];
// expected-error@-1 {{matrix column index is not an integer}}
float v2 = a[f][9];
// expected-error@-1 {{matrix row index is not an integer}}
float v3 = a[f][f];
// expected-error@-1 {{matrix row index is not an integer}}
// expected-error@-2 {{matrix column index is not an integer}}
// Invalid element type.
char *v4 = a[3][4];
// expected-error@-1 {{initializing 'char *' with an expression of incompatible type 'float'}}
// Indexes outside allowed dimensions.
float v5 = a[-1][3];
// expected-error@-1 {{matrix row index is outside the allowed range [0, 5)}}
float v6 = a[3][-1];
// expected-error@-1 {{matrix column index is outside the allowed range [0, 10)}}
float v8 = a[-1u][3];
// expected-error@-1 {{matrix row index is outside the allowed range [0, 5)}}
float v9 = a[5][2];
// expected-error@-1 {{matrix row index is outside the allowed range [0, 5)}}
float v10 = a[4][10];
// expected-error@-1 {{matrix column index is outside the allowed range [0, 10)}}
float v11 = a[5][9];
// expected-error@-1 {{matrix row index is outside the allowed range [0, 5)}}
float v12 = a[3];
// expected-error@-1 {{single subscript expressions are not allowed for matrix values}}
}
float *address_of_element(sx5x10_t *a) {
return &(*a)[0][1];
// expected-error@-1 {{address of matrix element requested}}
}