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re PR target/77834 (ICE: in make_decl_rtl, at varasm.c:1311 with -O -ftree-pre -mstringop-strategy=libcall) 

PR target/77834
	* dse.c (dse_step5): Call scan_reads even if just
	insn_info->frame_read.  Improve and fix dump file messages.

From-SVN: r241917
This commit is contained in:
Jakub Jelinek 2016-11-07 18:35:16 +01:00 committed by Jakub Jelinek
parent 60cee85e0a
commit a8404b9a26
2 changed files with 16 additions and 5 deletions
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4
gcc/ChangeLog
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@ -1,5 +1,9 @@
2016-11-07 Jakub Jelinek <jakub@redhat.com>
PR target/77834
* dse.c (dse_step5): Call scan_reads even if just
insn_info->frame_read. Improve and fix dump file messages.
PR target/78227
* config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.

17
gcc/dse.c
View File

@ -3298,12 +3298,19 @@ dse_step5 (void)
bitmap_clear (v);
}
else if (insn_info->read_rec
|| insn_info->non_frame_wild_read)
|| insn_info->non_frame_wild_read
|| insn_info->frame_read)
{
if (dump_file && !insn_info->non_frame_wild_read)
fprintf (dump_file, "regular read\n");
else if (dump_file && (dump_flags & TDF_DETAILS))
fprintf (dump_file, "non-frame wild read\n");
if (dump_file && (dump_flags & TDF_DETAILS))
{
if (!insn_info->non_frame_wild_read
&& !insn_info->frame_read)
fprintf (dump_file, "regular read\n");
if (insn_info->non_frame_wild_read)
fprintf (dump_file, "non-frame wild read\n");
if (insn_info->frame_read)
fprintf (dump_file, "frame read\n");
}
scan_reads (insn_info, v, NULL);
}
}