Mercurial > hg > truffle
comparison src/cpu/sparc/vm/c1_MacroAssembler_sparc.cpp @ 2100:b1a2afa37ec4
7003271: Hotspot should track cumulative Java heap bytes allocated on a per-thread basis
Summary: Track allocated bytes in Thread's, update on TLAB retirement and direct allocation in Eden and tenured, add JNI methods for ThreadMXBean.
Reviewed-by: coleenp, kvn, dholmes, ysr
| author | phh |
|---|---|
| date | Fri, 07 Jan 2011 10:42:32 -0500 |
| parents | ac637b7220d1 |
| children | 5577848f5923 |
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| 2097:039eb4201e06 | 2100:b1a2afa37ec4 |
|---|---|
| 164 | 164 |
| 165 void C1_MacroAssembler::try_allocate( | 165 void C1_MacroAssembler::try_allocate( |
| 166 Register obj, // result: pointer to object after successful allocation | 166 Register obj, // result: pointer to object after successful allocation |
| 167 Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise | 167 Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise |
| 168 int con_size_in_bytes, // object size in bytes if known at compile time | 168 int con_size_in_bytes, // object size in bytes if known at compile time |
| 169 Register t1, // temp register | 169 Register t1, // temp register, must be global register for incr_allocated_bytes |
| 170 Register t2, // temp register | 170 Register t2, // temp register |
| 171 Label& slow_case // continuation point if fast allocation fails | 171 Label& slow_case // continuation point if fast allocation fails |
| 172 ) { | 172 ) { |
| 173 if (UseTLAB) { | 173 if (UseTLAB) { |
| 174 tlab_allocate(obj, var_size_in_bytes, con_size_in_bytes, t1, slow_case); | 174 tlab_allocate(obj, var_size_in_bytes, con_size_in_bytes, t1, slow_case); |
| 175 } else { | 175 } else { |
| 176 eden_allocate(obj, var_size_in_bytes, con_size_in_bytes, t1, t2, slow_case); | 176 eden_allocate(obj, var_size_in_bytes, con_size_in_bytes, t1, t2, slow_case); |
| 177 incr_allocated_bytes(var_size_in_bytes, con_size_in_bytes, t1); | |
| 177 } | 178 } |
| 178 } | 179 } |
| 179 | 180 |
| 180 | 181 |
| 181 void C1_MacroAssembler::initialize_header(Register obj, Register klass, Register len, Register t1, Register t2) { | 182 void C1_MacroAssembler::initialize_header(Register obj, Register klass, Register len, Register t1, Register t2) { |
| 212 | 213 |
| 213 | 214 |
| 214 void C1_MacroAssembler::allocate_object( | 215 void C1_MacroAssembler::allocate_object( |
| 215 Register obj, // result: pointer to object after successful allocation | 216 Register obj, // result: pointer to object after successful allocation |
| 216 Register t1, // temp register | 217 Register t1, // temp register |
| 217 Register t2, // temp register | 218 Register t2, // temp register, must be a global register for try_allocate |
| 218 Register t3, // temp register | 219 Register t3, // temp register |
| 219 int hdr_size, // object header size in words | 220 int hdr_size, // object header size in words |
| 220 int obj_size, // object size in words | 221 int obj_size, // object size in words |
| 221 Register klass, // object klass | 222 Register klass, // object klass |
| 222 Label& slow_case // continuation point if fast allocation fails | 223 Label& slow_case // continuation point if fast allocation fails |