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7133857: exp() and pow() should use the x87 ISA on x86

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Use x87 instructions to implement exp() and pow() in interpreter/c1/c2.

Reviewed-by: kvn, never, twisti
This commit is contained in:
Roland Westrelin 2012-05-15 10:10:23 +02:00
parent eb4a860bc3
commit b305cf722e
26 changed files with 783 additions and 279 deletions
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2
hotspot/src/share/vm/interpreter/interpreter.cpp
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@ -221,6 +221,8 @@ AbstractInterpreter::MethodKind AbstractInterpreter::method_kind(methodHandle m)
case vmIntrinsics::_dsqrt : return java_lang_math_sqrt ;
case vmIntrinsics::_dlog : return java_lang_math_log ;
case vmIntrinsics::_dlog10: return java_lang_math_log10;
case vmIntrinsics::_dpow : return java_lang_math_pow ;
case vmIntrinsics::_dexp : return java_lang_math_exp ;
case vmIntrinsics::_Reference_get:
return java_lang_ref_reference_get;