diff options
Diffstat (limited to 'gcc/tree-vectorizer.h')
| -rw-r--r-- | gcc/tree-vectorizer.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/tree-vectorizer.h b/gcc/tree-vectorizer.h index 2dac54e..28be41f 100644 --- a/gcc/tree-vectorizer.h +++ b/gcc/tree-vectorizer.h @@ -899,6 +899,21 @@ typedef struct _stmt_vec_info { /* The number of scalar stmt references from active SLP instances. */ unsigned int num_slp_uses; + + /* If nonzero, the lhs of the statement could be truncated to this + many bits without affecting any users of the result. */ + unsigned int min_output_precision; + + /* If nonzero, all non-boolean input operands have the same precision, + and they could each be truncated to this many bits without changing + the result. */ + unsigned int min_input_precision; + + /* If OPERATION_BITS is nonzero, the statement could be performed on + an integer with the sign and number of bits given by OPERATION_SIGN + and OPERATION_BITS without changing the result. */ + unsigned int operation_precision; + signop operation_sign; } *stmt_vec_info; /* Information about a gather/scatter call. */ |