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[Bug target/53877] New: __lzcnt_u16/__lzcnt_u32/__lzcnt_u64 aren't implemented
- From: "hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 06 Jul 2012 14:51:56 +0000
- Subject: [Bug target/53877] New: __lzcnt_u16/__lzcnt_u32/__lzcnt_u64 aren't implemented
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53877
Bug #: 53877
Summary: __lzcnt_u16/__lzcnt_u32/__lzcnt_u64 aren't implemented
Classification: Unclassified
Product: gcc
Version: 4.7.2
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: hjl.tools@gmail.com
CC: kirill.yukhin@intel.com, ubizjak@gmail.com
Intel AVX spec specifies __lzcnt_u16/__lzcnt_u32/__lzcnt_u64
intrinsics. They aren't implemented in GCC.