diff options
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/lra-spills.c | 2 |
2 files changed, 7 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 02b24d3..8b7ed63 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2019-11-10 Kwok Cheung Yeung <kcy@codesourcery.com> + + * lra-spills.c (assign_spill_hard_regs): Do not spill into + registers in eliminable_regset. + 2019-11-10 Jan Hubicka <hubicka@ucw.cz> * ipa-inline.c (compute_uninlined_call_time, diff --git a/gcc/lra-spills.c b/gcc/lra-spills.c index 0068e52..54f76cc 100644 --- a/gcc/lra-spills.c +++ b/gcc/lra-spills.c @@ -283,6 +283,8 @@ assign_spill_hard_regs (int *pseudo_regnos, int n) for (k = 0; k < spill_class_size; k++) { hard_regno = ira_class_hard_regs[spill_class][k]; + if (TEST_HARD_REG_BIT (eliminable_regset, hard_regno)) + continue; if (! overlaps_hard_reg_set_p (conflict_hard_regs, mode, hard_regno)) break; } |