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comparison src/share/vm/opto/matcher.hpp @ 6823:859c45fb8cea

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7201026: add vector for shift count Summary: Add generation of vectors for scalar shift count. Reviewed-by: roland, twisti, dlong
author kvn
date Tue, 02 Oct 2012 12:25:13 -0700
parents da91efe96a93
children 8e47bac5643a
comparison
equal deleted inserted replaced
6822:f6b0eb4e44cf 6823:859c45fb8cea
259 Matcher::min_vector_size(bt) <= size); 259 Matcher::min_vector_size(bt) <= size);
260 } 260 }
261 261
262 // Vector ideal reg 262 // Vector ideal reg
263 static const int vector_ideal_reg(int len); 263 static const int vector_ideal_reg(int len);
264 static const int vector_shift_count_ideal_reg(int len);
264 265
265 // CPU supports misaligned vectors store/load. 266 // CPU supports misaligned vectors store/load.
266 static const bool misaligned_vectors_ok(); 267 static const bool misaligned_vectors_ok();
267 268
268 // Used to determine a "low complexity" 64-bit constant. (Zero is simple.) 269 // Used to determine a "low complexity" 64-bit constant. (Zero is simple.)