diff options
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/ipa-split.c | 4 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/fnsplit-1.c | 23 |
4 files changed, 35 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ab141db..359b9d8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2013-09-02 Jan Hubicka <jh@suse.cz> + + * ipa-split.c (execute_split_functions): Split externally visible + functions called once. + 2013-09-02 Martin Jambor <mjambor@suse.cz> PR ipa/58106 diff --git a/gcc/ipa-split.c b/gcc/ipa-split.c index faf7c84..5c3ee4f 100644 --- a/gcc/ipa-split.c +++ b/gcc/ipa-split.c @@ -1537,7 +1537,9 @@ execute_split_functions (void) Note that we are not completely conservative about disqualifying functions called once. It is possible that the caller is called more then once and then inlining would still benefit. */ - if ((!node->callers || !node->callers->next_caller) + if ((!node->callers + /* Local functions called once will be completely inlined most of time. */ + || (!node->callers->next_caller && node->local.local)) && !node->symbol.address_taken && (!flag_lto || !node->symbol.externally_visible)) { diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index dd53ef6..c01c48c 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2013-09-02 Jan Hubicka <jh@suse.cz> + + * gcc.dg/tree-ssa/fnsplit-1.c: New testcase. + 2013-09-02 Martin Jambor <mjambor@suse.cz> PR ipa/58106 diff --git a/gcc/testsuite/gcc.dg/tree-ssa/fnsplit-1.c b/gcc/testsuite/gcc.dg/tree-ssa/fnsplit-1.c new file mode 100644 index 0000000..0c81d92 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/fnsplit-1.c @@ -0,0 +1,23 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-fnsplit" } */ +#include <stdio.h> +int a[1000]; + +void +t(int a) +{ + if (a) + printf ("I Am Completely Operational,"), + printf ("And All My Circuits Are Functioning Perfectly\n"); +} +int +main(void) +{ + int i; + for (i = 0; i < 1000; i++) + t(a[i]); + return 0; +} +/* { dg-final { scan-tree-dump-times "Splitting function at:" 1 "fnsplit"} } */ + +/* { dg-final { cleanup-tree-dump "fnsplit" } } */ |