Mercurial > hg > graal-jvmci-8
comparison src/share/vm/runtime/stubRoutines.hpp @ 1763:d6f45b55c972
4809552: Optimize Arrays.fill(...)
Reviewed-by: kvn
author | never |
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date | Fri, 27 Aug 2010 17:33:49 -0700 |
parents | c18cbe5936b8 |
children | f95d63e2154a |
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1731:ee5cc9e78493 | 1763:d6f45b55c972 |
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146 // these are recommended but optional: | 146 // these are recommended but optional: |
147 static address _checkcast_arraycopy; | 147 static address _checkcast_arraycopy; |
148 static address _unsafe_arraycopy; | 148 static address _unsafe_arraycopy; |
149 static address _generic_arraycopy; | 149 static address _generic_arraycopy; |
150 | 150 |
151 static address _jbyte_fill; | |
152 static address _jshort_fill; | |
153 static address _jint_fill; | |
154 static address _arrayof_jbyte_fill; | |
155 static address _arrayof_jshort_fill; | |
156 static address _arrayof_jint_fill; | |
157 | |
151 // These are versions of the java.lang.Math methods which perform | 158 // These are versions of the java.lang.Math methods which perform |
152 // the same operations as the intrinsic version. They are used for | 159 // the same operations as the intrinsic version. They are used for |
153 // constant folding in the compiler to ensure equivalence. If the | 160 // constant folding in the compiler to ensure equivalence. If the |
154 // intrinsic version returns the same result as the strict version | 161 // intrinsic version returns the same result as the strict version |
155 // then they can be set to the appropriate function from | 162 // then they can be set to the appropriate function from |
257 | 264 |
258 static address checkcast_arraycopy() { return _checkcast_arraycopy; } | 265 static address checkcast_arraycopy() { return _checkcast_arraycopy; } |
259 static address unsafe_arraycopy() { return _unsafe_arraycopy; } | 266 static address unsafe_arraycopy() { return _unsafe_arraycopy; } |
260 static address generic_arraycopy() { return _generic_arraycopy; } | 267 static address generic_arraycopy() { return _generic_arraycopy; } |
261 | 268 |
269 static address jbyte_fill() { return _jbyte_fill; } | |
270 static address jshort_fill() { return _jshort_fill; } | |
271 static address jint_fill() { return _jint_fill; } | |
272 static address arrayof_jbyte_fill() { return _arrayof_jbyte_fill; } | |
273 static address arrayof_jshort_fill() { return _arrayof_jshort_fill; } | |
274 static address arrayof_jint_fill() { return _arrayof_jint_fill; } | |
275 | |
276 static address select_fill_function(BasicType t, bool aligned, const char* &name); | |
277 | |
278 | |
262 static double intrinsic_log(double d) { | 279 static double intrinsic_log(double d) { |
263 assert(_intrinsic_log != NULL, "must be defined"); | 280 assert(_intrinsic_log != NULL, "must be defined"); |
264 return _intrinsic_log(d); | 281 return _intrinsic_log(d); |
265 } | 282 } |
266 static double intrinsic_log10(double d) { | 283 static double intrinsic_log10(double d) { |