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7045514: SPARC assembly code for JSR 292 ricochet frames

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Reviewed-by: kvn, jrose
This commit is contained in:
Tom Rodriguez 2011-06-03 22:31:43 -07:00
parent e666162b03
commit a664e486bd
27 changed files with 2039 additions and 563 deletions
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69
hotspot/src/share/vm/runtime/sharedRuntime.cpp
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@ -80,6 +80,72 @@
#include "c1/c1_Runtime1.hpp"
#endif
// Shared stub locations
RuntimeStub* SharedRuntime::_wrong_method_blob;
RuntimeStub* SharedRuntime::_ic_miss_blob;
RuntimeStub* SharedRuntime::_resolve_opt_virtual_call_blob;
RuntimeStub* SharedRuntime::_resolve_virtual_call_blob;
RuntimeStub* SharedRuntime::_resolve_static_call_blob;
DeoptimizationBlob* SharedRuntime::_deopt_blob;
RicochetBlob* SharedRuntime::_ricochet_blob;
SafepointBlob* SharedRuntime::_polling_page_safepoint_handler_blob;
SafepointBlob* SharedRuntime::_polling_page_return_handler_blob;
#ifdef COMPILER2
UncommonTrapBlob* SharedRuntime::_uncommon_trap_blob;
#endif // COMPILER2
//----------------------------generate_stubs-----------------------------------
void SharedRuntime::generate_stubs() {
_wrong_method_blob = generate_resolve_blob(CAST_FROM_FN_PTR(address, SharedRuntime::handle_wrong_method), "wrong_method_stub");
_ic_miss_blob = generate_resolve_blob(CAST_FROM_FN_PTR(address, SharedRuntime::handle_wrong_method_ic_miss), "ic_miss_stub");
_resolve_opt_virtual_call_blob = generate_resolve_blob(CAST_FROM_FN_PTR(address, SharedRuntime::resolve_opt_virtual_call_C), "resolve_opt_virtual_call");
_resolve_virtual_call_blob = generate_resolve_blob(CAST_FROM_FN_PTR(address, SharedRuntime::resolve_virtual_call_C), "resolve_virtual_call");
_resolve_static_call_blob = generate_resolve_blob(CAST_FROM_FN_PTR(address, SharedRuntime::resolve_static_call_C), "resolve_static_call");
_polling_page_safepoint_handler_blob = generate_handler_blob(CAST_FROM_FN_PTR(address, SafepointSynchronize::handle_polling_page_exception), false);
_polling_page_return_handler_blob = generate_handler_blob(CAST_FROM_FN_PTR(address, SafepointSynchronize::handle_polling_page_exception), true);
generate_ricochet_blob();
generate_deopt_blob();
#ifdef COMPILER2
generate_uncommon_trap_blob();
#endif // COMPILER2
}
//----------------------------generate_ricochet_blob---------------------------
void SharedRuntime::generate_ricochet_blob() {
if (!EnableInvokeDynamic) return; // leave it as a null
#ifndef TARGET_ARCH_NYI_6939861
// allocate space for the code
ResourceMark rm;
// setup code generation tools
CodeBuffer buffer("ricochet_blob", 256 LP64_ONLY(+ 256), 256); // XXX x86 LP64L: 512, 512
MacroAssembler* masm = new MacroAssembler(&buffer);
int bounce_offset = -1, exception_offset = -1, frame_size_in_words = -1;
MethodHandles::RicochetFrame::generate_ricochet_blob(masm, &bounce_offset, &exception_offset, &frame_size_in_words);
// -------------
// make sure all code is generated
masm->flush();
// failed to generate?
if (bounce_offset < 0 || exception_offset < 0 || frame_size_in_words < 0) {
assert(false, "bad ricochet blob");
return;
}
_ricochet_blob = RicochetBlob::create(&buffer, bounce_offset, exception_offset, frame_size_in_words);
#endif
}
#include <math.h>
HS_DTRACE_PROBE_DECL4(hotspot, object__alloc, Thread*, char*, int, size_t);
@ -88,8 +154,6 @@ HS_DTRACE_PROBE_DECL7(hotspot, method__entry, int,
HS_DTRACE_PROBE_DECL7(hotspot, method__return, int,
char*, int, char*, int, char*, int);
RicochetBlob* SharedRuntime::_ricochet_blob = NULL;
// Implementation of SharedRuntime
#ifndef PRODUCT
@ -143,6 +207,7 @@ int SharedRuntime::_ICmiss_index = 0;
int SharedRuntime::_ICmiss_count[SharedRuntime::maxICmiss_count];
address SharedRuntime::_ICmiss_at[SharedRuntime::maxICmiss_count];
void SharedRuntime::trace_ic_miss(address at) {
for (int i = 0; i < _ICmiss_index; i++) {
if (_ICmiss_at[i] == at) {