diff options
Diffstat (limited to 'gcc/lra-assigns.c')
| -rw-r--r-- | gcc/lra-assigns.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/gcc/lra-assigns.c b/gcc/lra-assigns.c index 6df2d63..7b862a4 100644 --- a/gcc/lra-assigns.c +++ b/gcc/lra-assigns.c @@ -879,11 +879,13 @@ spill_for (int regno, bitmap spilled_pseudo_bitmap, bool first_p) } /* Spill pseudos. */ EXECUTE_IF_SET_IN_BITMAP (&spill_pseudos_bitmap, 0, spill_regno, bi) - if ((int) spill_regno >= lra_constraint_new_regno_start - && ! bitmap_bit_p (&lra_inheritance_pseudos, spill_regno) - && ! bitmap_bit_p (&lra_split_regs, spill_regno) - && ! bitmap_bit_p (&lra_subreg_reload_pseudos, spill_regno) - && ! bitmap_bit_p (&lra_optional_reload_pseudos, spill_regno)) + if ((pic_offset_table_rtx != NULL + && spill_regno == REGNO (pic_offset_table_rtx)) + || ((int) spill_regno >= lra_constraint_new_regno_start + && ! bitmap_bit_p (&lra_inheritance_pseudos, spill_regno) + && ! bitmap_bit_p (&lra_split_regs, spill_regno) + && ! bitmap_bit_p (&lra_subreg_reload_pseudos, spill_regno) + && ! bitmap_bit_p (&lra_optional_reload_pseudos, spill_regno))) goto fail; insn_pseudos_num = 0; if (lra_dump_file != NULL) @@ -1053,9 +1055,15 @@ setup_live_pseudos_and_spill_after_risky_transforms (bitmap return; } for (n = 0, i = FIRST_PSEUDO_REGISTER; i < max_regno; i++) - if (reg_renumber[i] >= 0 && lra_reg_info[i].nrefs > 0) + if ((pic_offset_table_rtx == NULL_RTX + || i != (int) REGNO (pic_offset_table_rtx)) + && reg_renumber[i] >= 0 && lra_reg_info[i].nrefs > 0) sorted_pseudos[n++] = i; qsort (sorted_pseudos, n, sizeof (int), pseudo_compare_func); + if (pic_offset_table_rtx != NULL_RTX + && (regno = REGNO (pic_offset_table_rtx)) >= FIRST_PSEUDO_REGISTER + && reg_renumber[regno] >= 0 && lra_reg_info[regno].nrefs > 0) + sorted_pseudos[n++] = regno; for (i = n - 1; i >= 0; i--) { regno = sorted_pseudos[i]; |