196 assert(is_aligned(reserved_low_addr()), "bad reserved_low_addr");
197 assert(is_aligned(reserved_high_addr()), "bad reserved_high_addr");
198 assert(is_aligned(committed_low_addr()), "bad committed_low_addr");
199 assert(is_aligned(committed_high_addr()), "bad committed_high_addr");
200
201 // Reserved region must be non-empty or both addrs must be 0.
202 assert(reserved_low_addr() < reserved_high_addr() ||
203 reserved_low_addr() == NULL && reserved_high_addr() == NULL,
204 "bad reserved addrs");
205 assert(committed_low_addr() <= committed_high_addr(), "bad committed addrs");
206
207 if (grows_up()) {
208 assert(reserved_low_addr() == committed_low_addr(), "bad low addrs");
209 assert(reserved_high_addr() >= committed_high_addr(), "bad high addrs");
210 } else {
211 assert(reserved_high_addr() == committed_high_addr(), "bad high addrs");
212 assert(reserved_low_addr() <= committed_low_addr(), "bad low addrs");
213 }
214 }
215
216 void PSVirtualSpace::print() const {
217 gclog_or_tty->print_cr("virtual space [" PTR_FORMAT "]: alignment="
218 SIZE_FORMAT "K grows %s%s",
219 p2i(this), alignment() / K, grows_up() ? "up" : "down",
220 special() ? " (pinned in memory)" : "");
221 gclog_or_tty->print_cr(" reserved=" SIZE_FORMAT "K"
222 " [" PTR_FORMAT "," PTR_FORMAT "]"
223 " committed=" SIZE_FORMAT "K"
224 " [" PTR_FORMAT "," PTR_FORMAT "]",
225 reserved_size() / K,
226 p2i(reserved_low_addr()), p2i(reserved_high_addr()),
227 committed_size() / K,
228 p2i(committed_low_addr()), p2i(committed_high_addr()));
229 }
230 #endif // #ifndef PRODUCT
231
232 void PSVirtualSpace::print_space_boundaries_on(outputStream* st) const {
233 st->print_cr(" [" PTR_FORMAT ", " PTR_FORMAT ", " PTR_FORMAT ")",
234 p2i(low_boundary()), p2i(high()), p2i(high_boundary()));
235 }
236
237 PSVirtualSpaceHighToLow::PSVirtualSpaceHighToLow(ReservedSpace rs,
238 size_t alignment) :
239 PSVirtualSpace(alignment)
240 {
241 set_reserved(rs);
242 set_committed(reserved_high_addr(), reserved_high_addr());
243 DEBUG_ONLY(verify());
244 }
245
246 PSVirtualSpaceHighToLow::PSVirtualSpaceHighToLow(ReservedSpace rs) {
247 set_reserved(rs);
248 set_committed(reserved_high_addr(), reserved_high_addr());
249 DEBUG_ONLY(verify());
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196 assert(is_aligned(reserved_low_addr()), "bad reserved_low_addr");
197 assert(is_aligned(reserved_high_addr()), "bad reserved_high_addr");
198 assert(is_aligned(committed_low_addr()), "bad committed_low_addr");
199 assert(is_aligned(committed_high_addr()), "bad committed_high_addr");
200
201 // Reserved region must be non-empty or both addrs must be 0.
202 assert(reserved_low_addr() < reserved_high_addr() ||
203 reserved_low_addr() == NULL && reserved_high_addr() == NULL,
204 "bad reserved addrs");
205 assert(committed_low_addr() <= committed_high_addr(), "bad committed addrs");
206
207 if (grows_up()) {
208 assert(reserved_low_addr() == committed_low_addr(), "bad low addrs");
209 assert(reserved_high_addr() >= committed_high_addr(), "bad high addrs");
210 } else {
211 assert(reserved_high_addr() == committed_high_addr(), "bad high addrs");
212 assert(reserved_low_addr() <= committed_low_addr(), "bad low addrs");
213 }
214 }
215
216 #endif // #ifndef PRODUCT
217
218 void PSVirtualSpace::print_space_boundaries_on(outputStream* st) const {
219 st->print_cr(" [" PTR_FORMAT ", " PTR_FORMAT ", " PTR_FORMAT ")",
220 p2i(low_boundary()), p2i(high()), p2i(high_boundary()));
221 }
222
223 PSVirtualSpaceHighToLow::PSVirtualSpaceHighToLow(ReservedSpace rs,
224 size_t alignment) :
225 PSVirtualSpace(alignment)
226 {
227 set_reserved(rs);
228 set_committed(reserved_high_addr(), reserved_high_addr());
229 DEBUG_ONLY(verify());
230 }
231
232 PSVirtualSpaceHighToLow::PSVirtualSpaceHighToLow(ReservedSpace rs) {
233 set_reserved(rs);
234 set_committed(reserved_high_addr(), reserved_high_addr());
235 DEBUG_ONLY(verify());
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