Path: blob/master/runtime/codert_vm/znathelp.m4
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dnl Copyright (c) 2017, 2021 IBM Corp. and others
dnl
dnl This program and the accompanying materials are made available under
dnl the terms of the Eclipse Public License 2.0 which accompanies this
dnl distribution and is available at https://www.eclipse.org/legal/epl-2.0/
dnl or the Apache License, Version 2.0 which accompanies this distribution and
dnl is available at https://www.apache.org/licenses/LICENSE-2.0.
dnl
dnl This Source Code may also be made available under the following
dnl Secondary Licenses when the conditions for such availability set
dnl forth in the Eclipse Public License, v. 2.0 are satisfied: GNU
dnl General Public License, version 2 with the GNU Classpath
dnl Exception [1] and GNU General Public License, version 2 with the
dnl OpenJDK Assembly Exception [2].
dnl
dnl [1] https://www.gnu.org/software/classpath/license.html
dnl [2] http://openjdk.java.net/legal/assembly-exception.html
dnl
dnl SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 OR LicenseRef-GPL-2.0 WITH Assembly-exception
include(zhelpers.m4)
FILE_START(znathelp)
define({CALL_SLOW_PATH_ONLY_HELPER},{
SAVE_ALL_REGS($1)
ST_GPR r14,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
ST_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
CALL_C_WITH_VMTHREAD($1, old_slow_$1)
LHI_GPR r0,0
CLR_GPR CRINT,r0
je LABEL_NAME(CONCAT(L_DONE_,SYM_COUNT))
br CRINT
PLACE_LABEL(CONCAT(L_DONE_,SYM_COUNT))
L_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
ST_GPR J9SP,JIT_GPR_SAVE_SLOT(J9SP)
L_GPR r2,J9TR_VMThread_returnValue(J9VMTHREAD)
ST_GPR r2,JIT_GPR_SAVE_SLOT(2)
RESTORE_ALL_REGS_AND_SWITCH_TO_JAVA_STACK($1)
})
define({CALL_SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE},{
SAVE_ALL_REGS($1)
ST_GPR r14,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
ST_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
CALL_C_WITH_VMTHREAD($1, old_slow_$1)
LHI_GPR r0,0
CLR_GPR CRINT,r0
je LABEL_NAME(CONCAT(L_DONE_,SYM_COUNT))
br CRINT
PLACE_LABEL(CONCAT(L_DONE_,SYM_COUNT))
L_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
ST_GPR J9SP,JIT_GPR_SAVE_SLOT(J9SP)
RESTORE_ALL_REGS_AND_SWITCH_TO_JAVA_STACK($1)
})
define({CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION},{
SAVE_ALL_REGS($1)
ST_GPR r14,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
ST_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
CALL_C_WITH_VMTHREAD($1, old_slow_$1)
L_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
ST_GPR J9SP,JIT_GPR_SAVE_SLOT(J9SP)
L_GPR r2,J9TR_VMThread_returnValue(J9VMTHREAD)
ST_GPR r2,JIT_GPR_SAVE_SLOT(2)
RESTORE_ALL_REGS_AND_SWITCH_TO_JAVA_STACK($1)
})
define({CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE},{
SAVE_ALL_REGS($1)
ST_GPR r14,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
ST_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
CALL_C_WITH_VMTHREAD($1, old_slow_$1)
L_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
ST_GPR J9SP,JIT_GPR_SAVE_SLOT(J9SP)
RESTORE_ALL_REGS_AND_SWITCH_TO_JAVA_STACK($1)
})
define({SLOW_PATH_ONLY_HELPER},{
BEGIN_HELPER($1)
CALL_SLOW_PATH_ONLY_HELPER($1)
br r14
END_CURRENT
})
define({SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE},{
BEGIN_HELPER($1)
CALL_SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE($1)
br r14
END_CURRENT
})
define({SLOW_PATH_ONLY_HELPER_NO_EXCEPTION},{
BEGIN_HELPER($1)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION($1)
br r14
END_CURRENT
})
define({SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE},{
BEGIN_HELPER($1)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE($1)
br r14
END_CURRENT
})
define({TRAP_HANDLER},{
BEGIN_FUNC($1)
ifdef({J9ZOS390},{
L_GPR r7,J9TR_VMThread_tempSlot(J9VMTHREAD)
})
STM_GPR r0,LAST_REG,JIT_GPR_SAVE_SLOT(0)
SWAP_SSP_VALUE
SAVE_HIWORD_REGS
LOAD_CAA
SAVE_ALL_REGS($1)
ST_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
CALL_C_WITH_VMTHREAD($1, old_slow_$1)
br CRINT
END_CURRENT
})
define({PICBUILDER_FAST_PATH_ONLY_HELPER},{FAST_PATH_ONLY_HELPER($1)})
define({PICBUILDER_SLOW_PATH_ONLY_HELPER},{SLOW_PATH_ONLY_HELPER($1)})
define({EXCEPTION_THROW_HELPER},{SLOW_PATH_ONLY_HELPER($1)})
define({FAST_PATH_ONLY_HELPER},{
BEGIN_HELPER($1)
SAVE_C_VOLATILE_REGS($1)
ST_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
CALL_C_WITH_VMTHREAD($1, old_fast_$1)
L_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
RESTORE_C_VOLATILE_REGS($1)
L_GPR r2,J9TR_VMThread_returnValue(J9VMTHREAD)
ST_GPR r2,JIT_GPR_SAVE_SLOT(2)
END_HELPER
})
define({FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE},{
BEGIN_HELPER($1)
SAVE_C_VOLATILE_REGS($1)
ST_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
CALL_C_WITH_VMTHREAD($1, old_fast_$1)
L_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
RESTORE_C_VOLATILE_REGS($1)
END_HELPER
})
define({OLD_DUAL_MODE_HELPER},{
BEGIN_HELPER($1)
SAVE_C_VOLATILE_REGS($1)
ST_GPR r14,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
ST_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
CALL_C_WITH_VMTHREAD($1, old_fast_$1)
LHI_GPR r0,0
CLR_GPR CRINT,r0
je LABEL_NAME(CONCAT(L_DONE_,SYM_COUNT))
SAVE_C_NONVOLATILE_REGS
LR_GPR CRA,CRINT
LR_GPR CARG1,J9VMTHREAD
CALL_INDIRECT(CRA)
LHI_GPR r0,0
CLR_GPR CRINT,r0
je LABEL_NAME(CONCAT(L_SLOW_,SYM_COUNT))
br CRINT
PLACE_LABEL(CONCAT(L_SLOW_,SYM_COUNT))
RESTORE_C_NONVOLATILE_REGS
PLACE_LABEL(CONCAT(L_DONE_,SYM_COUNT))
L_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
RESTORE_C_VOLATILE_REGS($1)
L_GPR r2,J9TR_VMThread_returnValue(J9VMTHREAD)
ST_GPR r2,JIT_GPR_SAVE_SLOT(2)
END_HELPER
})
define({OLD_DUAL_MODE_HELPER_NO_RETURN_VALUE},{
BEGIN_HELPER($1)
SAVE_C_VOLATILE_REGS($1)
ST_GPR r14,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
ST_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
CALL_C_WITH_VMTHREAD($1, old_fast_$1)
LHI_GPR r0,0
CLR_GPR CRINT,r0
je LABEL_NAME(CONCAT(L_DONE_,SYM_COUNT))
SAVE_C_NONVOLATILE_REGS
LR_GPR CRA,CRINT
LR_GPR CARG1,J9VMTHREAD
CALL_INDIRECT(CRA)
LHI_GPR r0,0
CLR_GPR CRINT,r0
je LABEL_NAME(CONCAT(L_SLOW_,SYM_COUNT))
br CRINT
PLACE_LABEL(CONCAT(L_SLOW_,SYM_COUNT))
RESTORE_C_NONVOLATILE_REGS
PLACE_LABEL(CONCAT(L_DONE_,SYM_COUNT))
L_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
RESTORE_C_VOLATILE_REGS($1)
END_HELPER
})
define({NEW_DUAL_MODE_HELPER},{
BEGIN_FUNC($1)
RELOAD_SSP
LOAD_CAA
ST_GPR r14,JIT_GPR_SAVE_SLOT(14)
ST_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
CALL_C($1, fast_$1)
LHI_GPR r0,0
CLR_GPR CRINT,r0
je LABEL_NAME(CONCAT(L_DONE_,SYM_COUNT))
L_GPR r14,JIT_GPR_SAVE_SLOT(14)
ST_GPR r14,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
SAVE_C_NONVOLATILE_GPRS
SAVE_C_NONVOLATILE_REGS
LR_GPR CRA,CRINT
LR_GPR CARG1,J9VMTHREAD
CALL_INDIRECT(CRA)
LHI_GPR r0,0
CLR_GPR CRINT,r0
je LABEL_NAME(CONCAT(L_SLOW_,SYM_COUNT))
br CRINT
PLACE_LABEL(CONCAT(L_SLOW_,SYM_COUNT))
RESTORE_C_NONVOLATILE_REGS
RESTORE_C_NONVOLATILE_GPRS
PLACE_LABEL(CONCAT(L_DONE_,SYM_COUNT))
STORE_SSP
L_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
L_GPR r14,JIT_GPR_SAVE_SLOT(14)
L_GPR r2,J9TR_VMThread_returnValue(J9VMTHREAD)
br r14
END_CURRENT
})
define({NEW_DUAL_MODE_HELPER_NO_RETURN_VALUE},{
BEGIN_FUNC($1)
RELOAD_SSP
LOAD_CAA
ST_GPR r14,JIT_GPR_SAVE_SLOT(14)
ST_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
CALL_C($1, fast_$1)
LHI_GPR r0,0
CLR_GPR CRINT,r0
je LABEL_NAME(CONCAT(L_DONE_,SYM_COUNT))
L_GPR r14,JIT_GPR_SAVE_SLOT(14)
ST_GPR r14,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
SAVE_C_NONVOLATILE_GPRS
SAVE_C_NONVOLATILE_REGS
LR_GPR CRA,CRINT
LR_GPR CARG1,J9VMTHREAD
CALL_INDIRECT(CRA)
LHI_GPR r0,0
CLR_GPR CRINT,r0
je LABEL_NAME(CONCAT(L_SLOW_,SYM_COUNT))
br CRINT
PLACE_LABEL(CONCAT(L_SLOW_,SYM_COUNT))
RESTORE_C_NONVOLATILE_REGS
RESTORE_C_NONVOLATILE_GPRS
PLACE_LABEL(CONCAT(L_DONE_,SYM_COUNT))
STORE_SSP
L_GPR J9SP,J9TR_VMThread_sp(J9VMTHREAD)
L_GPR r14,JIT_GPR_SAVE_SLOT(14)
br r14
END_CURRENT
})
define({PICBUILDER_DUAL_MODE_HELPER},{OLD_DUAL_MODE_HELPER($1)})
ifdef({ASM_J9VM_JIT_NEW_DUAL_HELPERS},{
define({DUAL_MODE_HELPER},{NEW_DUAL_MODE_HELPER($1,$2)})
define({DUAL_MODE_HELPER_NO_RETURN_VALUE},{NEW_DUAL_MODE_HELPER_NO_RETURN_VALUE($1,$2)})
},{ dnl ASM_J9VM_JIT_NEW_DUAL_HELPERS
define({DUAL_MODE_HELPER},{OLD_DUAL_MODE_HELPER($1,$2)})
define({DUAL_MODE_HELPER_NO_RETURN_VALUE},{OLD_DUAL_MODE_HELPER_NO_RETURN_VALUE($1,$2)})
}) dnl ASM_J9VM_JIT_NEW_DUAL_HELPERS
define({BEGIN_RETURN_POINT},{
BEGIN_FUNC($1)
})
define({END_RETURN_POINT},{
BRANCH_VIA_VMTHREAD(J9TR_VMThread_floatTemp1)
END_CURRENT
})
define({CINTERP},{
LHI_GPR r8,$1
LHI_GPR r9,$2
J LABEL_NAME(L_CINTERP)
})
dnl Runtime helpers
DUAL_MODE_HELPER(jitNewValue,1)
DUAL_MODE_HELPER(jitNewValueNoZeroInit,1)
DUAL_MODE_HELPER(jitNewObject,1)
DUAL_MODE_HELPER(jitNewObjectNoZeroInit,1)
DUAL_MODE_HELPER(jitANewArray,2)
DUAL_MODE_HELPER(jitANewArrayNoZeroInit,2)
DUAL_MODE_HELPER(jitNewArray,2)
DUAL_MODE_HELPER(jitNewArrayNoZeroInit,2)
SLOW_PATH_ONLY_HELPER(jitAMultiNewArray,3)
dnl jitStackOverflow is special case in that the frame size argument
dnl is implicit (in the register file) rather than being passed as
dnl an argument in the usual way.
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitStackOverflow,0)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitCheckAsyncMessages,0)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitCheckCast,2)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitCheckCastForArrayStore,2)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitCheckIfFinalizeObject,1)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitCollapseJNIReferenceFrame,0)
FAST_PATH_ONLY_HELPER(jitInstanceOf,2)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitMethodMonitorEntry,1)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitMonitorEntry,1)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitMethodMonitorExit,1)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitMonitorExit,1)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportMethodEnter,2)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportStaticMethodEnter,1)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportMethodExit,2)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitTypeCheckArrayStore,2)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitTypeCheckArrayStoreWithNullCheck,2)
FAST_PATH_ONLY_HELPER(jitObjectHashCode,1)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportFinalFieldModified,1)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportInstanceFieldRead,2)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportInstanceFieldWrite,3)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportStaticFieldRead,1)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportStaticFieldWrite,2)
FAST_PATH_ONLY_HELPER(jitAcmpeqHelper,2)
FAST_PATH_ONLY_HELPER(jitAcmpneHelper,2)
OLD_DUAL_MODE_HELPER(jitGetFlattenableField,2)
OLD_DUAL_MODE_HELPER(jitCloneValueType, 1)
OLD_DUAL_MODE_HELPER(jitWithFlattenableField,3)
OLD_DUAL_MODE_HELPER_NO_RETURN_VALUE(jitPutFlattenableField,3)
OLD_DUAL_MODE_HELPER(jitGetFlattenableStaticField,2)
OLD_DUAL_MODE_HELPER_NO_RETURN_VALUE(jitPutFlattenableStaticField,3)
OLD_DUAL_MODE_HELPER(jitLoadFlattenableArrayElement,2)
OLD_DUAL_MODE_HELPER_NO_RETURN_VALUE(jitStoreFlattenableArrayElement,3)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitResolveFlattenableField,3)
FAST_PATH_ONLY_HELPER(jitLookupDynamicInterfaceMethod,3)
OLD_DUAL_MODE_HELPER(jitLookupDynamicPublicInterfaceMethod,3)
dnl Trap handlers
TRAP_HANDLER(jitHandleArrayIndexOutOfBoundsTrap,0)
TRAP_HANDLER(jitHandleIntegerDivideByZeroTrap,0)
TRAP_HANDLER(jitHandleNullPointerExceptionTrap,0)
TRAP_HANDLER(jitHandleInternalErrorTrap,0)
dnl Only called from PicBuilder
PICBUILDER_FAST_PATH_ONLY_HELPER(jitMethodIsNative,1)
PICBUILDER_FAST_PATH_ONLY_HELPER(jitMethodIsSync,1)
PICBUILDER_FAST_PATH_ONLY_HELPER(jitResolvedFieldIsVolatile,3)
PICBUILDER_DUAL_MODE_HELPER(jitLookupInterfaceMethod,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveString,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveClass,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveClassFromStaticField,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveField,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveFieldSetter,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveStaticField,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveStaticFieldSetter,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveInterfaceMethod,2)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveSpecialMethod,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveStaticMethod,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveVirtualMethod,2)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveMethodType,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveMethodHandle,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveInvokeDynamic,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveConstantDynamic,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveHandleMethod,3)
dnl Direct call field resolve helpers
SLOW_PATH_ONLY_HELPER(jitResolveFieldDirect,2)
SLOW_PATH_ONLY_HELPER(jitResolveFieldSetterDirect,2)
SLOW_PATH_ONLY_HELPER(jitResolveStaticFieldDirect,2)
SLOW_PATH_ONLY_HELPER(jitResolveStaticFieldSetterDirect,2)
dnl Recompilation helpers
SLOW_PATH_ONLY_HELPER(jitRetranslateCaller,2)
SLOW_PATH_ONLY_HELPER(jitRetranslateCallerWithPreparation,3)
SLOW_PATH_ONLY_HELPER(jitRetranslateMethod,3)
dnl Exception throw helpers
EXCEPTION_THROW_HELPER(jitThrowCurrentException,0)
EXCEPTION_THROW_HELPER(jitThrowException,1)
EXCEPTION_THROW_HELPER(jitThrowUnreportedException,1)
EXCEPTION_THROW_HELPER(jitThrowAbstractMethodError,0)
EXCEPTION_THROW_HELPER(jitThrowArithmeticException,0)
EXCEPTION_THROW_HELPER(jitThrowArrayIndexOutOfBounds,0)
EXCEPTION_THROW_HELPER(jitThrowArrayStoreException,0)
EXCEPTION_THROW_HELPER(jitThrowArrayStoreExceptionWithIP,0)
EXCEPTION_THROW_HELPER(jitThrowExceptionInInitializerError,0)
EXCEPTION_THROW_HELPER(jitThrowIllegalAccessError,0)
EXCEPTION_THROW_HELPER(jitThrowIncompatibleClassChangeError,0)
EXCEPTION_THROW_HELPER(jitThrowInstantiationException,0)
EXCEPTION_THROW_HELPER(jitThrowNullPointerException,0)
EXCEPTION_THROW_HELPER(jitThrowWrongMethodTypeException,0)
EXCEPTION_THROW_HELPER(jitThrowIncompatibleReceiver,2)
dnl Write barrier helpers
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierBatchStore,1)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierBatchStoreWithRange,3)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierJ9ClassBatchStore,1)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierJ9ClassStore,2)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierStore,2)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierStoreGenerational,2)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierStoreGenerationalAndConcurrentMark,2)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierClassStoreMetronome,3)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierStoreMetronome,3)
dnl Misc
SLOW_PATH_ONLY_HELPER(jitInduceOSRAtCurrentPC,0)
SLOW_PATH_ONLY_HELPER(jitInduceOSRAtCurrentPCAndRecompile,0)
SLOW_PATH_ONLY_HELPER(jitNewInstanceImplAccessCheck,3)
SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE(jitCallCFunction,3)
SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE(jitCallJitAddPicToPatchOnClassUnload,2)
UNUSED(jitNewDerivedPackedObject)
UNUSED(jitNewDerivedPackedArray)
UNUSED(jitPackedResolveField)
UNUSED(jitPackedResolveFieldSetter)
UNUSED(jitNewPackedArray)
UNUSED(jitResolvePackedArrayFieldLength)
UNUSED(jitResolveIsPackedFieldNested)
UNUSED(jitNewObjectNoTenantInit)
UNUSED(jitFindFieldSignatureClass)
UNUSED(j2iInvokeWithArguments)
dnl Switch from the C stack to the java stack and jump via tempSlot
BEGIN_FUNC(jitRunOnJavaStack)
SWITCH_TO_JAVA_STACK
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_CURRENT
dnl CARG2 is expected to contain reference field address
BEGIN_HELPER(jitSoftwareReadBarrier)
SAVE_ALL_REGS(jitSoftwareReadBarrier)
LR_GPR CARG1,J9VMTHREAD
L_GPR CRA,J9TR_VMThread_javaVM(J9VMTHREAD)
L_GPR CRA,J9TR_JavaVM_memoryManagerFunctions(CRA)
L_GPR CRA,J9TR_J9MemoryManagerFunctions_J9ReadBarrier(CRA)
CALL_INDIRECT(CRA)
RESTORE_ALL_REGS_AND_SWITCH_TO_JAVA_STACK(jitSoftwareReadBarrier)
br r14
END_CURRENT
dnl When the offload helpers are called,
dnl the java SP is already stored in the J9VMThread.
BEGIN_HELPER(jitPreJNICallOffloadCheck)
ifdef({ASM_J9VM_PORT_ZOS_CEEHDLRSUPPORT},{
std fpr8,JIT_FPR_SAVE_OFFSET(8)(CSP)
std fpr9,JIT_FPR_SAVE_OFFSET(9)(CSP)
std fpr10,JIT_FPR_SAVE_OFFSET(10)(CSP)
std fpr11,JIT_FPR_SAVE_OFFSET(11)(CSP)
std fpr12,JIT_FPR_SAVE_OFFSET(12)(CSP)
std fpr13,JIT_FPR_SAVE_OFFSET(13)(CSP)
std fpr14,JIT_FPR_SAVE_OFFSET(14)(CSP)
std fpr15,JIT_FPR_SAVE_OFFSET(15)(CSP)
stfpc CEEHDLR_FPC_SAVE_OFFSET(CSP)
})
SAVE_ALL_REGS(jitPreJNICallOffloadCheck)
LR_GPR CARG1,J9VMTHREAD
LOAD_LABEL_CONSTANT($1, fast_jitPreJNICallOffloadCheck, CARG2)
CALL_INDIRECT(CARG2)
RESTORE_ALL_REGS_AND_SWITCH_TO_JAVA_STACK(jitPreJNICallOffloadCheck)
br r14
END_CURRENT
BEGIN_HELPER(jitPostJNICallOffloadCheck)
SAVE_ALL_REGS(jitPostJNICallOffloadCheck)
LR_GPR CARG1,J9VMTHREAD
LOAD_LABEL_CONSTANT($1, fast_jitPostJNICallOffloadCheck, CARG2)
CALL_INDIRECT(CARG2)
RESTORE_ALL_REGS_AND_SWITCH_TO_JAVA_STACK(jitPostJNICallOffloadCheck)
br r14
END_CURRENT
dnl When the VM access helpers are called,
dnl the java SP is already stored in the J9VMThread.
BEGIN_HELPER(jitAcquireVMAccess)
SAVE_ALL_REGS(jitAcquireVMAccess)
LR_GPR CARG1,J9VMTHREAD
LOAD_LABEL_CONSTANT(jitAcquireVMAccess, fast_jitAcquireVMAccess, CARG2)
CALL_INDIRECT(CARG2)
RESTORE_ALL_REGS_AND_SWITCH_TO_JAVA_STACK(jitAcquireVMAccess)
br r14
END_CURRENT
BEGIN_HELPER(jitReleaseVMAccess)
SAVE_ALL_REGS(jitReleaseVMAccess)
LR_GPR CARG1,J9VMTHREAD
LOAD_LABEL_CONSTANT(jitReleaseVMAccess, fast_jitReleaseVMAccess, CARG2)
CALL_INDIRECT(CARG2)
RESTORE_ALL_REGS_AND_SWITCH_TO_JAVA_STACK(jitReleaseVMAccess)
br r14
END_CURRENT
BEGIN_FUNC(cInterpreterFromJIT)
PLACE_LABEL(L_CINTERP)
ST_GPR r8,J9TR_VMThread_returnValue(J9VMTHREAD)
ST_GPR r9,J9TR_VMThread_returnValue2(J9VMTHREAD)
L_GPR r14,J9TR_VMThread_javaVM(J9VMTHREAD)
L_GPR r14,J9TR_JavaVM_cInterpreter(r14)
br r14
END_CURRENT
BEGIN_RETURN_POINT(jitExitInterpreter0)
END_RETURN_POINT
BEGIN_RETURN_POINT(jitExitInterpreter1)
L32_GPR r2,J9TR_VMThread_returnValue(J9VMTHREAD)
END_RETURN_POINT
BEGIN_RETURN_POINT(jitExitInterpreterF)
le fpr0,J9TR_VMThread_returnValue(J9VMTHREAD)
END_RETURN_POINT
BEGIN_RETURN_POINT(jitExitInterpreterD)
ld fpr0,J9TR_VMThread_returnValue(J9VMTHREAD)
END_RETURN_POINT
dnl Non-standard - Called via an invoke
dnl Arguments are reversed on stack and doesn't
dnl return to caller right away.
BEGIN_HELPER(jitInterpretNewInstanceMethod)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE(jitInterpretNewInstanceMethod)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_CURRENT
dnl Non-standard - Called via an invoke
dnl Arguments are reversed on stack and doesn't
dnl return to caller right away.
BEGIN_HELPER(jitTranslateNewInstanceMethod)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE(jitTranslateNewInstanceMethod)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_CURRENT
BEGIN_FUNC(returnFromJITConstructor0)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit_ctor, 0)
END_CURRENT
BEGIN_FUNC(returnFromJIT0)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 0)
END_CURRENT
BEGIN_FUNC(returnFromJIT1)
SWITCH_TO_C_STACK
st r2,J9TR_VMThread_floatTemp1(J9VMTHREAD)
CINTERP(J9TR_bcloop_return_from_jit, 1)
END_CURRENT
BEGIN_FUNC(returnFromJITF)
SWITCH_TO_C_STACK
ste fpr0,J9TR_VMThread_floatTemp1(J9VMTHREAD)
CINTERP(J9TR_bcloop_return_from_jit, 1)
END_CURRENT
BEGIN_FUNC(returnFromJITD)
SWITCH_TO_C_STACK
std fpr0,J9TR_VMThread_floatTemp1(J9VMTHREAD)
CINTERP(J9TR_bcloop_return_from_jit, 2)
END_CURRENT
dnl j2iInvokeExact
dnl All arguments (including the MethodHandle) are on stack
dnl Return address is in r14
dnl JIT preserved registers are live
dnl r1 contains the method to run
BEGIN_FUNC(j2iInvokeExact)
PLACE_LABEL(L_J2IINVOKEEXACT)
SWITCH_TO_C_STACK_AND_SAVE_PRESERVED_REGS
SAVE_LR
LR_GPR r9,r1
LHI_GPR r8,J9TR_bcloop_j2i_invoke_exact
J LABEL_NAME(L_CINTERP)
END_CURRENT
dnl j2iTransition
dnl All arguments are on stack
dnl Return address is in r14
dnl JIT preserved registers are live
dnl r1 contains the method to run
BEGIN_FUNC(j2iTransition)
PLACE_LABEL(L_J2ITRANSITION)
SWITCH_TO_C_STACK_AND_SAVE_PRESERVED_REGS
SAVE_LR
LR_GPR r9,r1
LHI_GPR r8,J9TR_bcloop_j2i_transition
J LABEL_NAME(L_CINTERP)
END_CURRENT
dnl j2iVirtual
dnl All arguments are on stack
dnl Return address is in r14
dnl JIT preserved registers are live
dnl r1 contains the receiver
dnl r0 contains the vTable index
BEGIN_FUNC(j2iVirtual)
PLACE_LABEL(L_J2IVIRTUAL)
SWITCH_TO_C_STACK_AND_SAVE_PRESERVED_REGS
SAVE_LR
ST_GPR r0,J9TR_VMThread_tempSlot(J9VMTHREAD)
LR_GPR r9,r1
LHI_GPR r8,J9TR_bcloop_j2i_virtual
J LABEL_NAME(L_CINTERP)
END_CURRENT
dnl icallVMprJavaSendPatchupVirtual
dnl Arguments are in registers/stack per JIT linkage
dnl Return address is in r14
dnl JIT preserved registers are live
dnl r1 contains the receiver
dnl r0 contains the vTable index
BEGIN_HELPER(icallVMprJavaSendPatchupVirtual)
ST_GPR r1,J9TR_VMThread_returnValue2(J9VMTHREAD)
ST_GPR r0,J9TR_VMThread_tempSlot(J9VMTHREAD)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE(icallVMprJavaSendPatchupVirtual)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendNativeStatic)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendStatic0)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendStatic1)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendStaticJ)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendStaticF)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendStaticD)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendStaticL)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendStaticSync0)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendStaticSync1)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendStaticSyncJ)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendStaticSyncF)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendStaticSyncD)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendStaticSyncL)
J LABEL_NAME(L_J2ITRANSITION)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendNativeVirtual)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendVirtual0)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendVirtual1)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendVirtualJ)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendVirtualF)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendVirtualD)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendVirtualL)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendVirtualSync0)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendVirtualSync1)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendVirtualSyncJ)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendVirtualSyncF)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendVirtualSyncD)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendVirtualSyncL)
J LABEL_NAME(L_J2IVIRTUAL)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendInvokeExact0)
J LABEL_NAME(L_J2IINVOKEEXACT)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendInvokeExact1)
J LABEL_NAME(L_J2IINVOKEEXACT)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendInvokeExactD)
J LABEL_NAME(L_J2IINVOKEEXACT)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendInvokeExactF)
J LABEL_NAME(L_J2IINVOKEEXACT)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendInvokeExactJ)
J LABEL_NAME(L_J2IINVOKEEXACT)
END_CURRENT
BEGIN_FUNC(icallVMprJavaSendInvokeExactL)
J LABEL_NAME(L_J2IINVOKEEXACT)
END_CURRENT
define({JIT_CALL_DECOMPILER},{
CALL_C_WITH_VMTHREAD($1, $2)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
})
define({BEGIN_DECOMPILE_ON_RETURN},{
BEGIN_FUNC($1)
SWITCH_TO_C_STACK_AND_SAVE_PRESERVED_REGS
LHI_GPR r0,$2
ST_GPR r0,J9TR_VMThread_tempSlot(J9VMTHREAD)
})
define({END_DECOMPILE_ON_RETURN},{
JIT_CALL_DECOMPILER($1, c_jitDecompileOnReturn)
END_CURRENT
})
BEGIN_DECOMPILE_ON_RETURN(jitDecompileOnReturn0, 0)
END_DECOMPILE_ON_RETURN
BEGIN_DECOMPILE_ON_RETURN(jitDecompileOnReturn1, 1)
st r2,J9TR_VMThread_returnValue(J9VMTHREAD)
END_DECOMPILE_ON_RETURN
BEGIN_DECOMPILE_ON_RETURN(jitDecompileOnReturnF, 1)
ste fpr0,J9TR_VMThread_returnValue(J9VMTHREAD)
END_DECOMPILE_ON_RETURN
BEGIN_DECOMPILE_ON_RETURN(jitDecompileOnReturnD, 2)
std fpr0,J9TR_VMThread_returnValue(J9VMTHREAD)
END_DECOMPILE_ON_RETURN
BEGIN_FUNC(jitReportExceptionCatch)
SWITCH_TO_C_STACK_AND_SAVE_PRESERVED_REGS
CALL_C_WITH_VMTHREAD(jitReportExceptionCatch, c_jitReportExceptionCatch)
RESTORE_PRESERVED_REGS_AND_SWITCH_TO_JAVA_STACK
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_CURRENT
BEGIN_FUNC(jitDecompileAtExceptionCatch)
SWITCH_TO_C_STACK_AND_SAVE_PRESERVED_REGS
JIT_CALL_DECOMPILER(jitDecompileAtExceptionCatch, c_jitDecompileAtExceptionCatch)
END_CURRENT
BEGIN_FUNC(jitDecompileAtCurrentPC)
SWITCH_TO_C_STACK
JIT_CALL_DECOMPILER(jitDecompileAtCurrentPC, c_jitDecompileAtCurrentPC)
END_CURRENT
BEGIN_FUNC(jitDecompileBeforeReportMethodEnter)
SWITCH_TO_C_STACK
JIT_CALL_DECOMPILER(jitDecompileBeforeReportMethodEnter, c_jitDecompileBeforeReportMethodEnter)
END_CURRENT
BEGIN_FUNC(jitDecompileBeforeMethodMonitorEnter)
SWITCH_TO_C_STACK
JIT_CALL_DECOMPILER(jitDecompileBeforeMethodMonitorEnter, c_jitDecompileBeforeMethodMonitorEnter)
END_CURRENT
BEGIN_FUNC(jitDecompileAfterAllocation)
SWITCH_TO_C_STACK
JIT_CALL_DECOMPILER(jitDecompileAfterAllocation, c_jitDecompileAfterAllocation)
END_CURRENT
BEGIN_FUNC(jitDecompileAfterMonitorEnter)
SWITCH_TO_C_STACK
JIT_CALL_DECOMPILER(jitDecompileAfterMonitorEnter, c_jitDecompileAfterMonitorEnter)
END_CURRENT
BEGIN_FUNC(handlePopFramesFromJIT)
CINTERP(J9TR_bcloop_handle_pop_frames, 0)
END_CURRENT
BEGIN_FUNC(throwCurrentExceptionFromJIT)
CINTERP(J9TR_bcloop_throw_current_exception, 0)
END_CURRENT
BEGIN_FUNC(executeCurrentBytecodeFromJIT)
CINTERP(J9TR_bcloop_execute_bytecode, 0)
END_CURRENT
BEGIN_FUNC(enterMethodMonitorFromJIT)
L_GPR r9,J9TR_VMThread_floatTemp1(J9VMTHREAD)
LHI_GPR r8,J9TR_bcloop_enter_method_monitor
J LABEL_NAME(L_CINTERP)
END_CURRENT
BEGIN_FUNC(reportMethodEnterFromJIT)
L_GPR r9,J9TR_VMThread_floatTemp1(J9VMTHREAD)
LHI_GPR r8,J9TR_bcloop_report_method_enter
J LABEL_NAME(L_CINTERP)
END_CURRENT
BEGIN_FUNC(jitFillOSRBufferReturn)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_exit_interpreter, 0)
END_CURRENT
ifdef({ASM_J9VM_ENV_DATA64},{
BEGIN_RETURN_POINT(jitExitInterpreterJ)
lg r2,J9TR_VMThread_returnValue(J9VMTHREAD)
END_RETURN_POINT
BEGIN_FUNC(returnFromJITJ)
SWITCH_TO_C_STACK
stg r2,J9TR_VMThread_floatTemp1(J9VMTHREAD)
CINTERP(J9TR_bcloop_return_from_jit, 2)
END_CURRENT
BEGIN_DECOMPILE_ON_RETURN(jitDecompileOnReturnJ, 2)
stg r2,J9TR_VMThread_returnValue(J9VMTHREAD)
END_DECOMPILE_ON_RETURN
BEGIN_FUNC(returnFromJITL)
SWITCH_TO_C_STACK
stg r2,J9TR_VMThread_floatTemp1(J9VMTHREAD)
CINTERP(J9TR_bcloop_return_from_jit, 1)
END_CURRENT
BEGIN_DECOMPILE_ON_RETURN(jitDecompileOnReturnL, 1)
stg r2,J9TR_VMThread_returnValue(J9VMTHREAD)
END_DECOMPILE_ON_RETURN
},{
BEGIN_RETURN_POINT(jitExitInterpreterJ)
l r2,J9TR_VMThread_returnValue(J9VMTHREAD)
l r3,J9TR_VMThread_returnValue2(J9VMTHREAD)
END_RETURN_POINT
BEGIN_FUNC(returnFromJITJ)
SWITCH_TO_C_STACK
st r2,J9TR_VMThread_floatTemp1(J9VMTHREAD)
st r3,J9TR_VMThread_floatTemp2(J9VMTHREAD)
CINTERP(J9TR_bcloop_return_from_jit, 2)
END_CURRENT
BEGIN_DECOMPILE_ON_RETURN(jitDecompileOnReturnJ, 2)
st r2,J9TR_VMThread_returnValue(J9VMTHREAD)
st r3,J9TR_VMThread_returnValue2(J9VMTHREAD)
END_DECOMPILE_ON_RETURN
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitVolatileReadLong)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitVolatileWriteLong)
})
FILE_END