[Bug c/58928] New: Different results from gcc when -mlzcnt is used

2013-10-30 Thread mikeb01 at gmail dot com
Assignee: unassigned at gcc dot gnu.org Reporter: mikeb01 at gmail dot com Created attachment 31113 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31113&action=edit Preprossed test.c code I have the following code: #include #include #include long long lzcnt(lo

[Bug target/58928] Different results from gcc when -mlzcnt is used

2014-01-16 Thread mikeb01 at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58928 --- Comment #2 from Michael Barker --- > Hope helps What hardware platform are you testing on? I'm running on Ivy Bridge: Intel(R) Xeon(R) CPU E5620 @2.40GHz Could you put the assembler that you see on the ticket: With -mlzcnt: 00400

[Bug target/58928] Different results from gcc when -mlzcnt is used

2014-01-18 Thread mikeb01 at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58928 --- Comment #5 from Michael Barker --- (In reply to Jakub Jelinek from comment #4) > Intel(R) Xeon(R) CPU E5620 @2.40GHz > is not IvyBridge, plus even IvyBridge doesn't support lzcnt insn, only > Haswell or some recent AMD CPUs. So, this looks li

[Bug c++/59874] New: Missing builtin (__builtin_clzs) when compiling with g++

2014-01-18 Thread mikeb01 at gmail dot com
Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: mikeb01 at gmail dot com Created attachment 31888 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31888&action=edit Preprocessed version of bug.cc The following code: #include int m

[Bug target/58928] Different results from gcc when -mlzcnt is used

2014-01-20 Thread mikeb01 at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58928 Michael Barker changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/58928] Different results from gcc when -mlzcnt is used

2014-01-20 Thread mikeb01 at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58928 Michael Barker changed: What|Removed |Added Resolution|FIXED |INVALID