diff options
Diffstat (limited to 'gcc/tree-data-ref.c')
| -rw-r--r-- | gcc/tree-data-ref.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/gcc/tree-data-ref.c b/gcc/tree-data-ref.c index 65fe6d5..9d07b41 100644 --- a/gcc/tree-data-ref.c +++ b/gcc/tree-data-ref.c @@ -143,7 +143,7 @@ tree_fold_divides_p (const_tree a, const_tree b) /* Returns true iff A divides B. */ static inline bool -int_divides_p (int a, int b) +int_divides_p (lambda_int a, lambda_int b) { return ((b % a) == 0); } @@ -4280,10 +4280,10 @@ lambda_matrix_right_hermite (lambda_matrix A, int m, int n, a = S[i-1][j]; b = S[i][j]; - sigma = (a * b < 0) ? -1: 1; - a = abs_hwi (a); - b = abs_hwi (b); - factor = sigma * (a / b); + sigma = ((a < 0) ^ (b < 0)) ? -1: 1; + unsigned HOST_WIDE_INT abs_a = absu_hwi (a); + unsigned HOST_WIDE_INT abs_b = absu_hwi (b); + factor = sigma * (lambda_int)(abs_a / abs_b); lambda_matrix_row_add (S, n, i, i-1, -factor); std::swap (S[i], S[i-1]); @@ -4309,7 +4309,7 @@ analyze_subscript_affine_affine (tree chrec_a, tree *last_conflicts) { unsigned nb_vars_a, nb_vars_b, dim; - HOST_WIDE_INT gamma, gcd_alpha_beta; + lambda_int gamma, gcd_alpha_beta; lambda_matrix A, U, S; struct obstack scratch_obstack; |