diff options
| -rw-r--r-- | gcc/recog.c | 7 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr98439.c | 12 |
2 files changed, 18 insertions, 1 deletions
diff --git a/gcc/recog.c b/gcc/recog.c index 1f43237..abbc49f 100644 --- a/gcc/recog.c +++ b/gcc/recog.c @@ -4532,8 +4532,13 @@ pass_split_before_regstack::gate (function *) /* If flow2 creates new instructions which need splitting and scheduling after reload is not done, they might not be split until final which doesn't allow splitting - if HAVE_ATTR_length. */ + if HAVE_ATTR_length. Selective scheduling can result in + further instructions that need splitting. */ +#ifdef INSN_SCHEDULING + return !enable_split_before_sched2 () || flag_selective_scheduling2; +#else return !enable_split_before_sched2 (); +#endif #else return false; #endif diff --git a/gcc/testsuite/gcc.target/i386/pr98439.c b/gcc/testsuite/gcc.target/i386/pr98439.c new file mode 100644 index 0000000..02fc40a --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr98439.c @@ -0,0 +1,12 @@ +/* PR rtl-optimization/98439 */ +/* { dg-do compile } */ +/* { dg-options "-march=nehalem -O2 -fselective-scheduling2 -fno-cprop-registers" } */ + +int v; +int bar (int, int, int, int, int, int, int); + +int +foo (void) +{ + return bar (0, 0, 0, 0, 0, 0, v > 0 ? v : 0); +} |