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comparison src/share/vm/oops/klass.hpp @ 12083:d0afbee540e0

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8023227: Enhance layout_helper_log2_element_size assert Reviewed-by: mgerdin, jmasa
author stefank
date Mon, 19 Aug 2013 13:44:13 +0200
parents 71180a6e5080
children b51aee2dd8bb
comparison
equal deleted inserted replaced
12082:9720d338b1d5 12083:d0afbee540e0
350 return (BasicType) btvalue; 350 return (BasicType) btvalue;
351 } 351 }
352 static int layout_helper_log2_element_size(jint lh) { 352 static int layout_helper_log2_element_size(jint lh) {
353 assert(lh < (jint)_lh_neutral_value, "must be array"); 353 assert(lh < (jint)_lh_neutral_value, "must be array");
354 int l2esz = (lh >> _lh_log2_element_size_shift) & _lh_log2_element_size_mask; 354 int l2esz = (lh >> _lh_log2_element_size_shift) & _lh_log2_element_size_mask;
355 assert(l2esz <= LogBitsPerLong, "sanity"); 355 assert(l2esz <= LogBitsPerLong,
356 err_msg("sanity. l2esz: 0x%x for lh: 0x%x", (uint)l2esz, (uint)lh));
356 return l2esz; 357 return l2esz;
357 } 358 }
358 static jint array_layout_helper(jint tag, int hsize, BasicType etype, int log2_esize) { 359 static jint array_layout_helper(jint tag, int hsize, BasicType etype, int log2_esize) {
359 return (tag << _lh_array_tag_shift) 360 return (tag << _lh_array_tag_shift)
360 | (hsize << _lh_header_size_shift) 361 | (hsize << _lh_header_size_shift)