public inbox for gcc-bugs@sourceware.org help / color / mirror / Atom feed
From: "tbm at cyrius dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/32337] New: [4.3 Regression] Error: Register number out of range 0..1 Date: Thu, 14 Jun 2007 10:39:00 -0000 [thread overview] Message-ID: <bug-32337-12387@http.gcc.gnu.org/bugzilla/> (raw) I'm getting the following assembler error with current gcc 4.3. This worked with 20070604 and is probably due to the dataflow merge. tbm@coconut0:~$ /usr/lib/gcc-snapshot/bin/gcc -c -O1 ccmalloc-callchain.c ccmalloc-callchain.c: In function 'backtrace': ccmalloc-callchain.c:14: warning: unsupported argument to '__builtin_return_address' /tmp/ccMB3CzF.s: Assembler messages: /tmp/ccMB3CzF.s:10: Warning: Second operand of .save contradicts .prologue /tmp/ccMB3CzF.s:17: Error: Register number out of range 0..1 /tmp/ccMB3CzF.s:17: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 33 /tmp/ccMB3CzF.s:17: Warning: Only the first path encountering the conflict is reported /tmp/ccMB3CzF.s:14: Warning: This is the location of the conflicting usage /tmp/ccMB3CzF.s:39: Error: Register number out of range 0..1 /tmp/ccMB3CzF.s:60: Error: Register number out of range 0..1 Testcase: typedef struct __jmp_buf_tag { } jmp_buf[1]; static jmp_buf backtrace_jump; static char * return_address (unsigned i) { switch (i) { case 0: return (char *) __builtin_return_address (0); case 1: return (char *) __builtin_return_address (1); } } backtrace (int skip) { if (_setjmp (backtrace_jump) == 0) { int i = ++skip; while (1) { char *pc = return_address (i++); if (!pc) break; } } } -- Summary: [4.3 Regression] Error: Register number out of range 0..1 Product: gcc Version: 4.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: tbm at cyrius dot com GCC target triplet: ia64-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32337
next reply other threads:[~2007-06-14 10:39 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2007-06-14 10:39 tbm at cyrius dot com [this message] 2007-06-21 22:44 ` [Bug target/32337] " pinskia at gcc dot gnu dot org 2007-06-29 18:45 ` mmitchel at gcc dot gnu dot org 2007-07-04 16:35 ` jakub at gcc dot gnu dot org 2007-07-07 12:45 ` jakub at gcc dot gnu dot org 2007-09-17 22:30 ` jakub at gcc dot gnu dot org
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=bug-32337-12387@http.gcc.gnu.org/bugzilla/ \ --to=gcc-bugzilla@gcc.gnu.org \ --cc=gcc-bugs@gcc.gnu.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).