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* [Bug optimization/10287] [3.4 regression] [ARM] Loop/conditional store bug [not found] <20030401184600.10287.drow@mvista.com> @ 2003-06-02 16:10 ` drow@mvista.com 2003-06-04 0:27 ` dhazeghi@yahoo.com ` (2 subsequent siblings) 3 siblings, 0 replies; 4+ messages in thread From: drow@mvista.com @ 2003-06-02 16:10 UTC (permalink / raw) To: gcc-bugs PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org. http://gcc.gnu.org/bugzilla/show_bug.cgi?id=10287 ------- Additional Comments From drow@mvista.com 2003-06-02 16:10 ------- Sorry, Jan, I missed your response. Yes, the #4 does signify auto-update. You should be able to reproduce this with a cross compiler and the simulator. ------- You are receiving this mail because: ------- You are on the CC list for the bug, or are watching someone who is. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug optimization/10287] [3.4 regression] [ARM] Loop/conditional store bug [not found] <20030401184600.10287.drow@mvista.com> 2003-06-02 16:10 ` [Bug optimization/10287] [3.4 regression] [ARM] Loop/conditional store bug drow@mvista.com @ 2003-06-04 0:27 ` dhazeghi@yahoo.com 2003-06-12 20:23 ` drow@gcc.gnu.org 2003-06-13 10:56 ` rearnsha@gcc.gnu.org 3 siblings, 0 replies; 4+ messages in thread From: dhazeghi@yahoo.com @ 2003-06-04 0:27 UTC (permalink / raw) To: gcc-bugs PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org. http://gcc.gnu.org/bugzilla/show_bug.cgi?id=10287 dhazeghi@yahoo.com changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |WAITING GCC build triplet| |i686-pc-linux-gnu GCC host triplet| |i686-pc-linux-gnu GCC target triplet| |arm-linux ------- Additional Comments From dhazeghi@yahoo.com 2003-06-04 00:27 ------- Daniel, the assembly I get out of gcc mainline (arm-elf targeted cross compiler) doesn't seem to be what you initially reported. Can you confirm whether the below code is correct? Thanks, Dara .file "test.c" .text .align 2 .global main .type main, %function main: @ args = 0, pretend = 0, frame = 64 @ frame_needed = 1, uses_anonymous_args = 0 mov ip, sp stmfd sp!, {fp, ip, lr, pc} sub fp, ip, #4 sub sp, sp, #64 mov r1, #0 sub r3, fp, #12 mov r2, #15 .L5: subs r2, r2, #1 str r1, [r3, #-64] add r3, r3, #4 bpl .L5 mov r2, #2 sub r1, fp, #76 mov r0, #1 mov ip, r2 .L10: cmp r2, #0 str r0, [r1], #4 moveq r3, r0 movne r3, ip subs r2, r2, #2 str r3, [r1], #4 bpl .L10 ldr r0, [fp, #-64] cmp r0, #0 ldmeqea fp, {fp, sp, pc} bl abort .size main, .-main .ident "GCC: (GNU) 3.4 20030603 (experimental)" ------- You are receiving this mail because: ------- You are on the CC list for the bug, or are watching someone who is. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug optimization/10287] [3.4 regression] [ARM] Loop/conditional store bug [not found] <20030401184600.10287.drow@mvista.com> 2003-06-02 16:10 ` [Bug optimization/10287] [3.4 regression] [ARM] Loop/conditional store bug drow@mvista.com 2003-06-04 0:27 ` dhazeghi@yahoo.com @ 2003-06-12 20:23 ` drow@gcc.gnu.org 2003-06-13 10:56 ` rearnsha@gcc.gnu.org 3 siblings, 0 replies; 4+ messages in thread From: drow@gcc.gnu.org @ 2003-06-12 20:23 UTC (permalink / raw) To: gcc-bugs PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org. http://gcc.gnu.org/bugzilla/show_bug.cgi?id=10287 drow@gcc.gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|WAITING |NEW Ever Confirmed| |1 Last reconfirmed|0000-00-00 00:00:00 |2003-06-12 20:23:41 date| | ------- Additional Comments From drow@gcc.gnu.org 2003-06-12 20:23 ------- Your output still contains the str/moveq/movne/str sequence (instead of str/streq). So the bug is still present. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug optimization/10287] [3.4 regression] [ARM] Loop/conditional store bug [not found] <20030401184600.10287.drow@mvista.com> ` (2 preceding siblings ...) 2003-06-12 20:23 ` drow@gcc.gnu.org @ 2003-06-13 10:56 ` rearnsha@gcc.gnu.org 3 siblings, 0 replies; 4+ messages in thread From: rearnsha@gcc.gnu.org @ 2003-06-13 10:56 UTC (permalink / raw) To: gcc-bugs PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org. http://gcc.gnu.org/bugzilla/show_bug.cgi?id=10287 rearnsha@gcc.gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution| |DUPLICATE ------- Additional Comments From rearnsha@gcc.gnu.org 2003-06-13 10:56 ------- Duplicate of 11052, which I fixed last week. Relevant code fragment is now: str r1, [r3], #4 cmp r2, #0 strne r0, [r3], #4 subs r2, r2, #2 bpl .L10 *** This bug has been marked as a duplicate of 11052 *** ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2003-06-13 10:56 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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[not found] <20030401184600.10287.drow@mvista.com>
2003-06-02 16:10 ` [Bug optimization/10287] [3.4 regression] [ARM] Loop/conditional store bug drow@mvista.com
2003-06-04 0:27 ` dhazeghi@yahoo.com
2003-06-12 20:23 ` drow@gcc.gnu.org
2003-06-13 10:56 ` rearnsha@gcc.gnu.org
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