diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 836da92b968ef6256265776c22ad6e6a759b6daa..ff3ba408dc598738c618a03e05ebe5224bd9e30f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2006-01-19 DJ Delorie <dj@redhat.com> + + * reload1.c (find_reload_regs): Note the details of reload + failures in the dump file. + (spill_failure): Likewise. + 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz> * loop-iv.c: Include df.h and hashtab.h. diff --git a/gcc/reload1.c b/gcc/reload1.c index 02fda092605d376411f4475d85ab97ef382a745f..56fed397320bc595dc24af88a13deaf236396812 100644 --- a/gcc/reload1.c +++ b/gcc/reload1.c @@ -1831,6 +1831,8 @@ find_reload_regs (struct insn_chain *chain) && rld[r].regno == -1) if (! find_reg (chain, i)) { + if (dump_file) + fprintf(dump_file, "reload failure for reload %d\n", r); spill_failure (chain->insn, rld[r].class); failure = 1; return; @@ -1899,6 +1901,12 @@ spill_failure (rtx insn, enum reg_class class) { error ("unable to find a register to spill in class %qs", reg_class_names[class]); + + if (dump_file) + { + fprintf (dump_file, "\nReloads for insn # %d\n", INSN_UID (insn)); + debug_reload_to_stream (dump_file); + } fatal_insn ("this is the insn:", insn); } }