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8139170: JVMCI refresh

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Reviewed-by: kvn
This commit is contained in:
Christian Thalinger 2015-11-04 07:23:23 -10:00
parent a4e16dd190
commit a38ea495d6
246 changed files with 4445 additions and 2901 deletions
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46
hotspot/src/cpu/sparc/vm/jvmciCodeInstaller_sparc.cpp
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@ -66,6 +66,25 @@ void CodeInstaller::pd_patch_OopConstant(int pc_offset, Handle& constant) {
}
}
void CodeInstaller::pd_patch_MetaspaceConstant(int pc_offset, Handle& constant) {
address pc = _instructions->start() + pc_offset;
if (HotSpotMetaspaceConstantImpl::compressed(constant)) {
#ifdef _LP64
NativeMovConstReg32* move = nativeMovConstReg32_at(pc);
narrowKlass narrowOop = record_narrow_metadata_reference(constant);
move->set_data((intptr_t)narrowOop);
TRACE_jvmci_3("relocating (narrow metaspace constant) at %p/%p", pc, narrowOop);
#else
fatal("compressed Klass* on 32bit");
#endif
} else {
NativeMovConstReg* move = nativeMovConstReg_at(pc);
Metadata* reference = record_metadata_reference(constant);
move->set_data((intptr_t)reference);
TRACE_jvmci_3("relocating (metaspace constant) at %p/%p", pc, reference);
}
}
void CodeInstaller::pd_patch_DataSectionReference(int pc_offset, int data_offset) {
address pc = _instructions->start() + pc_offset;
NativeInstruction* inst = nativeInstruction_at(pc);
@ -87,10 +106,6 @@ void CodeInstaller::pd_patch_DataSectionReference(int pc_offset, int data_offset
}
}
void CodeInstaller::pd_relocate_CodeBlob(CodeBlob* cb, NativeInstruction* inst) {
fatal("CodeInstaller::pd_relocate_CodeBlob - sparc unimp");
}
void CodeInstaller::pd_relocate_ForeignCall(NativeInstruction* inst, jlong foreign_call_destination) {
address pc = (address) inst;
if (inst->is_call()) {
@ -168,16 +183,25 @@ void CodeInstaller::pd_relocate_poll(address pc, jint mark) {
// convert JVMCI register indices (as used in oop maps) to HotSpot registers
VMReg CodeInstaller::get_hotspot_reg(jint jvmci_reg) {
if (jvmci_reg < RegisterImpl::number_of_registers) {
// JVMCI Registers are numbered as follows:
// 0..31: Thirty-two General Purpose registers (CPU Registers)
// 32..63: Thirty-two single precision float registers
// 64..95: Thirty-two double precision float registers
// 96..111: Sixteen quad precision float registers
if (jvmci_reg < 32) {
return as_Register(jvmci_reg)->as_VMReg();
} else {
jint floatRegisterNumber = jvmci_reg - RegisterImpl::number_of_registers;
floatRegisterNumber += MAX2(0, floatRegisterNumber-32); // Beginning with f32, only every second register is going to be addressed
if (floatRegisterNumber < FloatRegisterImpl::number_of_registers) {
return as_FloatRegister(floatRegisterNumber)->as_VMReg();
jint floatRegisterNumber;
if(jvmci_reg < 64) { // Single precision
floatRegisterNumber = jvmci_reg - 32;
} else if(jvmci_reg < 96) {
floatRegisterNumber = 2 * (jvmci_reg - 64);
} else if(jvmci_reg < 112) {
floatRegisterNumber = 4 * (jvmci_reg - 96);
} else {
fatal("Unknown jvmci register");
}
ShouldNotReachHere();
return NULL;
return as_FloatRegister(floatRegisterNumber)->as_VMReg();
}
}