Mercurial > hg > truffle
diff src/cpu/x86/vm/assembler_x86.hpp @ 681:fbde8ec322d0
6761600: Use sse 4.2 in intrinsics
Summary: Use SSE 4.2 in intrinsics for String.{compareTo/equals/indexOf} and Arrays.equals.
Reviewed-by: kvn, never, jrose
| author | cfang |
|---|---|
| date | Tue, 31 Mar 2009 14:07:08 -0700 |
| parents | d0994e5bebce |
| children | e5b0439ef4ae |
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--- a/src/cpu/x86/vm/assembler_x86.hpp Tue Mar 31 10:02:01 2009 -0700 +++ b/src/cpu/x86/vm/assembler_x86.hpp Tue Mar 31 14:07:08 2009 -0700 @@ -1226,6 +1226,10 @@ void orq(Register dst, Address src); void orq(Register dst, Register src); + // SSE4.2 string instructions + void pcmpestri(XMMRegister xmm1, XMMRegister xmm2, int imm8); + void pcmpestri(XMMRegister xmm1, Address src, int imm8); + void popl(Address dst); #ifdef _LP64 @@ -1260,6 +1264,10 @@ // Shift Right Logical Quadword Immediate void psrlq(XMMRegister dst, int shift); + // Logical Compare Double Quadword + void ptest(XMMRegister dst, XMMRegister src); + void ptest(XMMRegister dst, Address src); + // Interleave Low Bytes void punpcklbw(XMMRegister dst, XMMRegister src);