diff options
Diffstat (limited to 'gcc/c-common.c')
| -rw-r--r-- | gcc/c-common.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/gcc/c-common.c b/gcc/c-common.c index dcd540b..87ff053 100644 --- a/gcc/c-common.c +++ b/gcc/c-common.c @@ -5780,6 +5780,24 @@ c_estimate_num_insns_1 (tree *tp, int *walk_subtrees, void *data) *count += ((size + MOVE_MAX_PIECES - 1) / MOVE_MAX_PIECES); } break; + case CALL_EXPR: + { + tree decl = get_callee_fndecl (x); + + if (decl && DECL_BUILT_IN (decl)) + switch (DECL_FUNCTION_CODE (decl)) + { + case BUILT_IN_CONSTANT_P: + *walk_subtrees = 0; + return NULL_TREE; + case BUILT_IN_EXPECT: + return NULL_TREE; + default: + break; + } + *count += 10; + break; + } /* Few special cases of expensive operations. This is usefull to avoid inlining on functions having too many of these. */ case TRUNC_DIV_EXPR: @@ -5791,7 +5809,6 @@ c_estimate_num_insns_1 (tree *tp, int *walk_subtrees, void *data) case FLOOR_MOD_EXPR: case ROUND_MOD_EXPR: case RDIV_EXPR: - case CALL_EXPR: *count += 10; break; /* Various containers that will produce no code themselves. */ |