diff options
Diffstat (limited to 'gcc/ipa-inline.c')
-rw-r--r-- | gcc/ipa-inline.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/gcc/ipa-inline.c b/gcc/ipa-inline.c index cc83d366a56..638fdefb8c8 100644 --- a/gcc/ipa-inline.c +++ b/gcc/ipa-inline.c @@ -243,20 +243,27 @@ cgraph_estimate_growth (struct cgraph_node *node) } /* Return false when inlining WHAT into TO is not good idea - as it would cause too large growth of function bodies. */ + as it would cause too large growth of function bodies. + When ONE_ONLY is true, assume that only one call site is going + to be inlined, otherwise figure out how many call sites in + TO calls WHAT and verify that all can be inlined. + */ static bool cgraph_check_inline_limits (struct cgraph_node *to, struct cgraph_node *what, - const char **reason) + const char **reason, bool one_only) { int times = 0; struct cgraph_edge *e; int newsize; int limit; - for (e = to->callees; e; e = e->next_callee) - if (e->callee == what) - times++; + if (one_only) + times = 1; + else + for (e = to->callees; e; e = e->next_callee) + if (e->callee == what) + times++; if (to->global.inlined_to) to = to->global.inlined_to; @@ -836,7 +843,7 @@ cgraph_decide_inlining_of_small_functions (void) { struct cgraph_node *callee; if (!cgraph_check_inline_limits (edge->caller, edge->callee, - &edge->inline_failed)) + &edge->inline_failed, true)) { if (dump_file) fprintf (dump_file, " Not inlining into %s:%s.\n", @@ -1037,7 +1044,7 @@ cgraph_decide_inlining (void) old_insns = overall_insns; if (cgraph_check_inline_limits (node->callers->caller, node, - NULL)) + NULL, false)) { cgraph_mark_inline (node->callers); if (dump_file) @@ -1109,7 +1116,8 @@ cgraph_decide_inlining_incrementally (struct cgraph_node *node, bool early) && (!early || (cgraph_estimate_size_after_inlining (1, e->caller, e->callee) <= e->caller->global.insns)) - && cgraph_check_inline_limits (node, e->callee, &e->inline_failed) + && cgraph_check_inline_limits (node, e->callee, &e->inline_failed, + false) && (DECL_SAVED_TREE (e->callee->decl) || e->callee->inline_decl)) { if (cgraph_default_inline_p (e->callee, &failed_reason)) |