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comparison src/share/vm/runtime/sharedRuntime.cpp @ 3753:cba7b5c2d53f

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7045514: SPARC assembly code for JSR 292 ricochet frames Reviewed-by: kvn, jrose
author never
date Fri, 03 Jun 2011 22:31:43 -0700
parents 167b70ff3abc
children 38fa55e5e792
comparison
equal deleted inserted replaced
3752:f918d6096e23 3753:cba7b5c2d53f
78 #endif 78 #endif
79 #ifdef COMPILER1 79 #ifdef COMPILER1
80 #include "c1/c1_Runtime1.hpp" 80 #include "c1/c1_Runtime1.hpp"
81 #endif 81 #endif
82 82
83 // Shared stub locations
84 RuntimeStub* SharedRuntime::_wrong_method_blob;
85 RuntimeStub* SharedRuntime::_ic_miss_blob;
86 RuntimeStub* SharedRuntime::_resolve_opt_virtual_call_blob;
87 RuntimeStub* SharedRuntime::_resolve_virtual_call_blob;
88 RuntimeStub* SharedRuntime::_resolve_static_call_blob;
89
90 DeoptimizationBlob* SharedRuntime::_deopt_blob;
91 RicochetBlob* SharedRuntime::_ricochet_blob;
92
93 SafepointBlob* SharedRuntime::_polling_page_safepoint_handler_blob;
94 SafepointBlob* SharedRuntime::_polling_page_return_handler_blob;
95
96 #ifdef COMPILER2
97 UncommonTrapBlob* SharedRuntime::_uncommon_trap_blob;
98 #endif // COMPILER2
99
100
101 //----------------------------generate_stubs-----------------------------------
102 void SharedRuntime::generate_stubs() {
103 _wrong_method_blob = generate_resolve_blob(CAST_FROM_FN_PTR(address, SharedRuntime::handle_wrong_method), "wrong_method_stub");
104 _ic_miss_blob = generate_resolve_blob(CAST_FROM_FN_PTR(address, SharedRuntime::handle_wrong_method_ic_miss), "ic_miss_stub");
105 _resolve_opt_virtual_call_blob = generate_resolve_blob(CAST_FROM_FN_PTR(address, SharedRuntime::resolve_opt_virtual_call_C), "resolve_opt_virtual_call");
106 _resolve_virtual_call_blob = generate_resolve_blob(CAST_FROM_FN_PTR(address, SharedRuntime::resolve_virtual_call_C), "resolve_virtual_call");
107 _resolve_static_call_blob = generate_resolve_blob(CAST_FROM_FN_PTR(address, SharedRuntime::resolve_static_call_C), "resolve_static_call");
108
109 _polling_page_safepoint_handler_blob = generate_handler_blob(CAST_FROM_FN_PTR(address, SafepointSynchronize::handle_polling_page_exception), false);
110 _polling_page_return_handler_blob = generate_handler_blob(CAST_FROM_FN_PTR(address, SafepointSynchronize::handle_polling_page_exception), true);
111
112 generate_ricochet_blob();
113 generate_deopt_blob();
114
115 #ifdef COMPILER2
116 generate_uncommon_trap_blob();
117 #endif // COMPILER2
118 }
119
120 //----------------------------generate_ricochet_blob---------------------------
121 void SharedRuntime::generate_ricochet_blob() {
122 if (!EnableInvokeDynamic) return; // leave it as a null
123
124 #ifndef TARGET_ARCH_NYI_6939861
125 // allocate space for the code
126 ResourceMark rm;
127 // setup code generation tools
128 CodeBuffer buffer("ricochet_blob", 256 LP64_ONLY(+ 256), 256); // XXX x86 LP64L: 512, 512
129 MacroAssembler* masm = new MacroAssembler(&buffer);
130
131 int bounce_offset = -1, exception_offset = -1, frame_size_in_words = -1;
132 MethodHandles::RicochetFrame::generate_ricochet_blob(masm, &bounce_offset, &exception_offset, &frame_size_in_words);
133
134 // -------------
135 // make sure all code is generated
136 masm->flush();
137
138 // failed to generate?
139 if (bounce_offset < 0 || exception_offset < 0 || frame_size_in_words < 0) {
140 assert(false, "bad ricochet blob");
141 return;
142 }
143
144 _ricochet_blob = RicochetBlob::create(&buffer, bounce_offset, exception_offset, frame_size_in_words);
145 #endif
146 }
147
148
83 #include <math.h> 149 #include <math.h>
84 150
85 HS_DTRACE_PROBE_DECL4(hotspot, object__alloc, Thread*, char*, int, size_t); 151 HS_DTRACE_PROBE_DECL4(hotspot, object__alloc, Thread*, char*, int, size_t);
86 HS_DTRACE_PROBE_DECL7(hotspot, method__entry, int, 152 HS_DTRACE_PROBE_DECL7(hotspot, method__entry, int,
87 char*, int, char*, int, char*, int); 153 char*, int, char*, int, char*, int);
88 HS_DTRACE_PROBE_DECL7(hotspot, method__return, int, 154 HS_DTRACE_PROBE_DECL7(hotspot, method__return, int,
89 char*, int, char*, int, char*, int); 155 char*, int, char*, int, char*, int);
90
91 RicochetBlob* SharedRuntime::_ricochet_blob = NULL;
92 156
93 // Implementation of SharedRuntime 157 // Implementation of SharedRuntime
94 158
95 #ifndef PRODUCT 159 #ifndef PRODUCT
96 // For statistics 160 // For statistics
140 int SharedRuntime::_rethrow_ctr=0; 204 int SharedRuntime::_rethrow_ctr=0;
141 205
142 int SharedRuntime::_ICmiss_index = 0; 206 int SharedRuntime::_ICmiss_index = 0;
143 int SharedRuntime::_ICmiss_count[SharedRuntime::maxICmiss_count]; 207 int SharedRuntime::_ICmiss_count[SharedRuntime::maxICmiss_count];
144 address SharedRuntime::_ICmiss_at[SharedRuntime::maxICmiss_count]; 208 address SharedRuntime::_ICmiss_at[SharedRuntime::maxICmiss_count];
209
145 210
146 void SharedRuntime::trace_ic_miss(address at) { 211 void SharedRuntime::trace_ic_miss(address at) {
147 for (int i = 0; i < _ICmiss_index; i++) { 212 for (int i = 0; i < _ICmiss_index; i++) {
148 if (_ICmiss_at[i] == at) { 213 if (_ICmiss_at[i] == at) {
149 _ICmiss_count[i]++; 214 _ICmiss_count[i]++;