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4 Commits

Author SHA1 Message Date
Craig Topper 1c064e0a89 Fix sfence, lfence, mfence, and clflush to be able to be selected when AVX is enabled. Fix monitor and mwait to require SSE3 or AVX, previously they worked even if SSE3 was disabled. Make prefetch instructions not set the execution domain since they don't use XMM registers. 
llvm-svn: 147409
 2012-01-01 19:40:22 +00:00
NAKAMURA Takumi 0b9e2b0257 test/CodeGen/X86: Add a pattern for Win64. 
llvm-svn: 127733
 2011-03-16 13:52:51 +00:00
Eric Christopher 8e9fbcf0f0 Not all platforms use _<func>. Duh. 
llvm-svn: 120418
 2010-11-30 09:23:54 +00:00
Eric Christopher fa6657cec0 Rewrite mwait and monitor support and custom lower arguments. 
Fixes PR8573.

llvm-svn: 120404
 2010-11-30 07:20:12 +00:00