Path: blob/master/runtime/codert_vm/riscvnathelp.m4
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dnl Copyright (c) 2021, 2022 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 disdibution and is available at https://www.eclipse.org/legal/epl-2.0/
dnl or the Apache License, Version 2.0 which accompanies this disdibution 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(riscvhelpers.m4)
.file "riscvnathelp.s"
define({CALL_SLOW_PATH_ONLY_HELPER},{
CALL_SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE($1)
ld a0,J9TR_VMThread_returnValue(J9VMTHREAD)
})
define({CALL_SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE},{
SWITCH_TO_C_STACK
SAVE_ALL_REGS
sd ra,M(J9VMTHREAD, J9TR_VMThread_jitReturnAddress)
CALL_C_WITH_VMTHREAD(old_slow_$1)
beqz a0, .L_done_$1
jr a0
.L_done_$1:
RESTORE_ALL_REGS
RESTORE_FPLR
SWITCH_TO_JAVA_STACK
})
define({CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE},{
SWITCH_TO_C_STACK
SAVE_ALL_REGS
sd ra,M(J9VMTHREAD, J9TR_VMThread_jitReturnAddress)
CALL_C_WITH_VMTHREAD(old_slow_$1)
RESTORE_ALL_REGS
RESTORE_FPLR
SWITCH_TO_JAVA_STACK
})
define({CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION},{
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE($1)
ld a0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
})
define({SLOW_PATH_ONLY_HELPER},{
DECLARE_EXTERN(old_slow_$1)
BEGIN_HELPER($1)
CALL_SLOW_PATH_ONLY_HELPER($1)
END_HELPER($1)
})
define({SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE},{
DECLARE_EXTERN(old_slow_$1)
BEGIN_HELPER($1)
CALL_SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE($1)
END_HELPER($1)
})
define({TRAP_HANDLER},{SLOW_PATH_ONLY_HELPER($1)})
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({SLOW_PATH_ONLY_HELPER_NO_EXCEPTION},{
DECLARE_EXTERN(old_slow_$1)
BEGIN_HELPER($1)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION($1)
END_HELPER($1)
})
define({SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE},{
DECLARE_EXTERN(old_slow_$1)
BEGIN_HELPER($1)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE($1)
END_HELPER($1)
})
define({FAST_PATH_ONLY_HELPER},{
DECLARE_EXTERN(old_fast_$1)
BEGIN_HELPER($1)
SWITCH_TO_C_STACK
SAVE_C_VOLATILE_REGS
CALL_C_WITH_VMTHREAD(old_fast_$1)
RESTORE_C_VOLATILE_REGS
RESTORE_FPLR
SWITCH_TO_JAVA_STACK
ld a0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
END_HELPER($1)
})
define({FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE},{
DECLARE_EXTERN(old_fast_$1)
BEGIN_HELPER($1)
SWITCH_TO_C_STACK
SAVE_C_VOLATILE_REGS
CALL_C_WITH_VMTHREAD(old_fast_$1)
RESTORE_C_VOLATILE_REGS
RESTORE_FPLR
SWITCH_TO_JAVA_STACK
END_HELPER($1)
})
define({OLD_DUAL_MODE_HELPER},{
DECLARE_EXTERN(old_fast_$1)
BEGIN_HELPER($1)
SWITCH_TO_C_STACK
SAVE_C_VOLATILE_REGS
sd ra,M(J9VMTHREAD, J9TR_VMThread_jitReturnAddress)
CALL_C_WITH_VMTHREAD(old_fast_$1)
beqz a0, .L_done_$1
SAVE_C_NONVOLATILE_REGS
mv a1,a0
mv a0,J9VMTHREAD
jalr ra, a1, 0
beqz a0, .L_old_slow_$1
jr a0
.L_old_slow_$1:
RESTORE_C_NONVOLATILE_REGS
.L_done_$1:
RESTORE_C_VOLATILE_REGS
RESTORE_FPLR
SWITCH_TO_JAVA_STACK
ld a0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
END_HELPER($1)
})
define({OLD_DUAL_MODE_HELPER_NO_RETURN_VALUE},{
DECLARE_EXTERN(old_fast_$1)
BEGIN_HELPER($1)
SWITCH_TO_C_STACK
SAVE_C_VOLATILE_REGS
sd ra,M(J9VMTHREAD, J9TR_VMThread_jitReturnAddress)
CALL_C_WITH_VMTHREAD(old_fast_$1)
beqz a0, .L_done_$1
SAVE_C_NONVOLATILE_REGS
mv a1,a0
mv a0,J9VMTHREAD
jalr ra, a1, 0
beqz a0, .L_old_slow_$1
jr a0
.L_old_slow_$1:
RESTORE_C_NONVOLATILE_REGS
.L_done_$1:
RESTORE_C_VOLATILE_REGS
RESTORE_FPLR
SWITCH_TO_JAVA_STACK
END_HELPER($1)
})
define({NEW_DUAL_MODE_HELPER},{
DECLARE_EXTERN(fast_$1)
START_PROC($1)
SAVE_FPLR
CALL_DIRECT(fast_$1)
beqz a0, .L_done_$1
SWITCH_TO_C_STACK
SAVE_C_NONVOLATILE_REGS
mv a1,a0
mv a0,J9VMTHREAD
jalr ra, a1, 0
beqz a0, .L_old_slow_$1
jr a0
.L_old_slow_$1:
RESTORE_C_NONVOLATILE_REGS
.L_done_$1:
RESTORE_FPLR
SWITCH_TO_JAVA_STACK
ld a0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
jr ra
END_PROC($1)
})
define({NEW_DUAL_MODE_HELPER_NO_RETURN_VALUE},{
DECLARE_EXTERN(fast_$1)
START_PROC($1)
SAVE_FPLR
CALL_DIRECT(fast_$1)
beqz a0, .L_done_$1
SWITCH_TO_C_STACK
SAVE_C_NONVOLATILE_REGS
mv a1,a0
mv a0,J9VMTHREAD
jalr ra, a1, 0
beqz a0, .L_old_slow_$1
jr a0
.L_old_slow_$1:
RESTORE_C_NONVOLATILE_REGS
.L_done_$1:
RESTORE_FPLR
SWITCH_TO_JAVA_STACK
jr ra
END_PROC($1)
})
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},{
START_PROC($1)
})
define({END_RETURN_POINT},{
BRANCH_VIA_VMTHREAD(J9TR_VMThread_floatTemp1)
END_PROC($1)
})
define({CINTERP},{
li a0, $1
li a1, $2
j FUNC_LABEL(cInterpreterFromJIT)
})
define({UNUSED},{
START_PROC($1)
li a0,-1
sd a0,M(a0, 0)
END_PROC($1)
})
dnl Runtime helpers
NEW_DUAL_MODE_HELPER(jitNewValue,1)
NEW_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(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)
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(jitPostJNICallOffloadCheck)
UNUSED(jitPreJNICallOffloadCheck)
UNUSED(jitFindFieldSignatureClass)
UNUSED(icallVMprJavaSendInvokeWithArgumentsHelperL)
UNUSED(j2iInvokeWithArguments)
dnl Switch from the C stack to the java stack and jump via tempSlot
START_PROC(jitRunOnJavaStack)
SWITCH_TO_JAVA_STACK
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitRunOnJavaStack)
dnl When the VM access helpers are called, the java SP is already stored in the J9VMThread
DECLARE_EXTERN(fast_jitAcquireVMAccess)
DECLARE_EXTERN(fast_jitReleaseVMAccess)
BEGIN_HELPER(jitAcquireVMAccess)
SAVE_ALL_REGS
mv a0,J9VMTHREAD
CALL_DIRECT(fast_jitAcquireVMAccess)
RESTORE_ALL_REGS
RESTORE_FPLR
END_HELPER(jitAcquireVMAccess)
BEGIN_HELPER(jitReleaseVMAccess)
SAVE_ALL_REGS
mv a0,J9VMTHREAD
CALL_DIRECT(fast_jitReleaseVMAccess)
RESTORE_ALL_REGS
RESTORE_FPLR
END_HELPER(jitReleaseVMAccess)
START_PROC(cInterpreterFromJIT)
sd a0,M(J9VMTHREAD, J9TR_VMThread_returnValue) # store into J9TR_VMThread_returnValue
sd a1,M(J9VMTHREAD, J9TR_VMThread_returnValue2) # store into J9TR_VMThread_returnValue2
ld a0,M(J9VMTHREAD, J9TR_VMThread_javaVM) # load javaVM into a0
ld a0,M(a0, J9TR_JavaVM_cInterpreter) # load javaVM->cInterpreter into a0
jr a0 # jump to intepreter
END_PROC(cInterpreterFromJIT)
BEGIN_RETURN_POINT(jitExitInterpreter0)
END_RETURN_POINT(jitExitInterpreter0)
BEGIN_RETURN_POINT(jitExitInterpreter1)
lw a0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
END_RETURN_POINT(jitExitInterpreter1)
BEGIN_RETURN_POINT(jitExitInterpreterF)
flw fa0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
END_RETURN_POINT(jitExitInterpreterF)
BEGIN_RETURN_POINT(jitExitInterpreterD)
fld fa0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
END_RETURN_POINT(jitExitInterpreterD)
DECLARE_EXTERN(old_slow_jitInterpretNewInstanceMethod)
DECLARE_EXTERN(old_slow_jitTranslateNewInstanceMethod)
dnl Non-standard - Called via an invoke - arguments are reversed on stack and doesn't 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_PROC(jitInterpretNewInstanceMethod)
dnl Non-standard - Called via an invoke - arguments are reversed on stack and doesn't return to caller right away
BEGIN_HELPER(jitTranslateNewInstanceMethod)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE(jitInterpretNewInstanceMethod)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitTranslateNewInstanceMethod)
START_PROC(returnFromJITConstructor0)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit_ctor, 0)
END_PROC(returnFromJITConstructor0)
START_PROC(returnFromJIT0)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 0)
END_PROC(returnFromJIT0)
START_PROC(returnFromJIT1)
sd a0,M(J9VMTHREAD, J9TR_VMThread_floatTemp1)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 1)
END_PROC(returnFromJIT1)
START_PROC(returnFromJITF)
fsw fa0,M(J9VMTHREAD, J9TR_VMThread_floatTemp1)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 1)
END_PROC(returnFromJITF)
START_PROC(returnFromJITD)
fsd fa0,M(J9VMTHREAD, J9TR_VMThread_floatTemp1)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 2)
END_PROC(returnFromJITD)
dnl j2iInvokeExact
dnl All arguments (including the MethodHandle) are on stack
dnl Return address is in LR
dnl JIT preserved registers are live
dnl a0 contains the method to run
START_PROC(j2iInvokeExact)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
SAVE_FPLR
mv a1,a0
li a0, J9TR_bcloop_j2i_invoke_exact
j FUNC_LABEL(cInterpreterFromJIT)
END_PROC(j2iInvokeExact)
dnl j2iTransition
dnl All arguments are on stack
dnl Return address is in LR
dnl JIT preserved registers are live
dnl a0 contains the method to run
START_PROC(j2iTransition)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
SAVE_FPLR
mv a1,a0
li a0, J9TR_bcloop_j2i_transition
j FUNC_LABEL(cInterpreterFromJIT)
END_PROC(j2iTransition)
dnl j2iVirtual
dnl All arguments are on stack
dnl Return address is in LR
dnl JIT preserved registers are live
dnl a0 contains the receiver
dnl t3 contains the vTable index
START_PROC(j2iVirtual)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
SAVE_FPLR
sd J9VTABLEINDEX,M(J9VMTHREAD, J9TR_VMThread_tempSlot) # store v-table index into vmThread->tempSlot
mv a1,a0
li a0, J9TR_bcloop_j2i_virtual
j FUNC_LABEL(cInterpreterFromJIT)
END_PROC(j2iVirtual)
DECLARE_EXTERN(old_slow_icallVMprJavaSendPatchupVirtual)
dnl icallVMprJavaSendPatchupVirtual
dnl Arguments are in registers/stack per JIT linkage
dnl Return address is in LR
dnl JIT preserved registers are live
dnl a0 contains the receiver
dnl t3 contains the vTable index
BEGIN_HELPER(icallVMprJavaSendPatchupVirtual)
sd a0,M(J9VMTHREAD, J9TR_VMThread_returnValue2) # store receiver into vmThread->returnValue2
sd J9VTABLEINDEX,M(J9VMTHREAD, J9TR_VMThread_tempSlot) # store v-table index into vmThread->tempSlot
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE(icallVMprJavaSendPatchupVirtual)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(icallVMprJavaSendPatchupVirtual)
START_PROC(icallVMprJavaSendNativeStatic)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendNativeStatic)
START_PROC(icallVMprJavaSendStatic0)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStatic0)
START_PROC(icallVMprJavaSendStatic1)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStatic1)
START_PROC(icallVMprJavaSendStaticJ)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticJ)
START_PROC(icallVMprJavaSendStaticF)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticF)
START_PROC(icallVMprJavaSendStaticD)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticD)
START_PROC(icallVMprJavaSendStaticL)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticL)
START_PROC(icallVMprJavaSendStaticSync0)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticSync0)
START_PROC(icallVMprJavaSendStaticSync1)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticSync1)
START_PROC(icallVMprJavaSendStaticSyncJ)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticSyncJ)
START_PROC(icallVMprJavaSendStaticSyncF)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticSyncF)
START_PROC(icallVMprJavaSendStaticSyncD)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticSyncD)
START_PROC(icallVMprJavaSendStaticSyncL)
j FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticSyncL)
START_PROC(icallVMprJavaSendNativeVirtual)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendNativeVirtual)
START_PROC(icallVMprJavaSendVirtual0)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtual0)
START_PROC(icallVMprJavaSendVirtual1)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtual1)
START_PROC(icallVMprJavaSendVirtualJ)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualJ)
START_PROC(icallVMprJavaSendVirtualF)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualF)
START_PROC(icallVMprJavaSendVirtualD)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualD)
START_PROC(icallVMprJavaSendVirtualL)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualL)
START_PROC(icallVMprJavaSendVirtualSync0)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualSync0)
START_PROC(icallVMprJavaSendVirtualSync1)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualSync1)
START_PROC(icallVMprJavaSendVirtualSyncJ)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualSyncJ)
START_PROC(icallVMprJavaSendVirtualSyncF)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualSyncF)
START_PROC(icallVMprJavaSendVirtualSyncD)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualSyncD)
START_PROC(icallVMprJavaSendVirtualSyncL)
j FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualSyncL)
START_PROC(icallVMprJavaSendInvokeExact0)
j FUNC_LABEL(j2iInvokeExact)
END_PROC(icallVMprJavaSendInvokeExact0)
START_PROC(icallVMprJavaSendInvokeExact1)
j FUNC_LABEL(j2iInvokeExact)
END_PROC(icallVMprJavaSendInvokeExact1)
START_PROC(icallVMprJavaSendInvokeExactD)
j FUNC_LABEL(j2iInvokeExact)
END_PROC(icallVMprJavaSendInvokeExactD)
START_PROC(icallVMprJavaSendInvokeExactF)
j FUNC_LABEL(j2iInvokeExact)
END_PROC(icallVMprJavaSendInvokeExactF)
START_PROC(icallVMprJavaSendInvokeExactJ)
j FUNC_LABEL(j2iInvokeExact)
END_PROC(icallVMprJavaSendInvokeExactJ)
START_PROC(icallVMprJavaSendInvokeExactL)
j FUNC_LABEL(j2iInvokeExact)
END_PROC(icallVMprJavaSendInvokeExactL)
DECLARE_EXTERN(c_jitDecompileOnReturn)
DECLARE_EXTERN(c_jitReportExceptionCatch)
DECLARE_EXTERN(c_jitDecompileAtExceptionCatch)
DECLARE_EXTERN(c_jitDecompileAtCurrentPC)
DECLARE_EXTERN(c_jitDecompileBeforeReportMethodEnter)
DECLARE_EXTERN(c_jitDecompileBeforeMethodMonitorEnter)
DECLARE_EXTERN(c_jitDecompileAfterAllocation)
DECLARE_EXTERN(c_jitDecompileAfterMonitorEnter)
START_PROC(jitDecompileOnReturn0)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
li a0, 0
sd a0,M(J9VMTHREAD, J9TR_VMThread_tempSlot)
CALL_C_WITH_VMTHREAD(c_jitDecompileOnReturn)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileOnReturn0)
START_PROC(jitDecompileOnReturn1)
sw a0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
li a0, 1
sd a0,M(J9VMTHREAD, J9TR_VMThread_tempSlot)
CALL_C_WITH_VMTHREAD(c_jitDecompileOnReturn)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileOnReturn1)
START_PROC(jitDecompileOnReturnF)
fsw fa0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
li a0, 1
sd a0,M(J9VMTHREAD, J9TR_VMThread_tempSlot)
CALL_C_WITH_VMTHREAD(c_jitDecompileOnReturn)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileOnReturnF)
START_PROC(jitDecompileOnReturnD)
fsd fa0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
li a0, 2
sd a0,M(J9VMTHREAD, J9TR_VMThread_tempSlot)
CALL_C_WITH_VMTHREAD(c_jitDecompileOnReturn)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileOnReturnD)
START_PROC(jitReportExceptionCatch)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
CALL_C_WITH_VMTHREAD(c_jitReportExceptionCatch)
RESTORE_PRESERVED_REGS
SWITCH_TO_JAVA_STACK
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitReportExceptionCatch)
START_PROC(jitDecompileAtExceptionCatch)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
CALL_C_WITH_VMTHREAD(c_jitDecompileAtExceptionCatch)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileAtExceptionCatch)
START_PROC(jitDecompileAtCurrentPC)
SWITCH_TO_C_STACK
CALL_C_WITH_VMTHREAD(c_jitDecompileAtCurrentPC)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileAtCurrentPC)
START_PROC(jitDecompileBeforeReportMethodEnter)
SWITCH_TO_C_STACK
CALL_C_WITH_VMTHREAD(c_jitDecompileBeforeReportMethodEnter)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileBeforeReportMethodEnter)
START_PROC(jitDecompileBeforeMethodMonitorEnter)
SWITCH_TO_C_STACK
CALL_C_WITH_VMTHREAD(c_jitDecompileBeforeMethodMonitorEnter)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileBeforeMethodMonitorEnter)
START_PROC(jitDecompileAfterAllocation)
SWITCH_TO_C_STACK
CALL_C_WITH_VMTHREAD(c_jitDecompileAfterAllocation)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileAfterAllocation)
START_PROC(jitDecompileAfterMonitorEnter)
SWITCH_TO_C_STACK
CALL_C_WITH_VMTHREAD(c_jitDecompileAfterMonitorEnter)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileAfterMonitorEnter)
START_PROC(executeCurrentBytecodeFromJIT)
CINTERP(J9TR_bcloop_execute_bytecode, 0)
END_PROC(executeCurrentBytecodeFromJIT)
START_PROC(handlePopFramesFromJIT)
CINTERP(J9TR_bcloop_handle_pop_frames, 0)
END_PROC(handlePopFramesFromJIT)
START_PROC(throwCurrentExceptionFromJIT)
CINTERP(J9TR_bcloop_throw_current_exception, 0)
END_PROC(throwCurrentExceptionFromJIT)
START_PROC(enterMethodMonitorFromJIT)
ld a1,M(J9VMTHREAD, J9TR_VMThread_floatTemp1)
li a0, J9TR_bcloop_enter_method_monitor
j FUNC_LABEL(cInterpreterFromJIT)
END_PROC(enterMethodMonitorFromJIT)
START_PROC(reportMethodEnterFromJIT)
ld a1,M(J9VMTHREAD, J9TR_VMThread_floatTemp1)
li a0, J9TR_bcloop_report_method_enter
j FUNC_LABEL(cInterpreterFromJIT)
END_PROC(reportMethodEnterFromJIT)
START_PROC(jitFillOSRBufferReturn)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_exit_interpreter, 0)
END_PROC(jitFillOSRBufferReturn)
BEGIN_RETURN_POINT(jitExitInterpreterJ)
ld a0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
END_RETURN_POINT(jitExitInterpreterJ)
START_PROC(returnFromJITJ)
sd a0,M(J9VMTHREAD, J9TR_VMThread_floatTemp1)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 2)
END_PROC(returnFromJITJ)
START_PROC(jitDecompileOnReturnJ)
sd a0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
li a0, 2
sd a0,M(J9VMTHREAD, J9TR_VMThread_tempSlot)
CALL_C_WITH_VMTHREAD(c_jitDecompileOnReturn)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileOnReturnJ)
START_PROC(returnFromJITL)
sd a0,M(J9VMTHREAD, J9TR_VMThread_floatTemp1)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 1)
END_PROC(returnFromJITL)
START_PROC(jitDecompileOnReturnL)
sd a0,M(J9VMTHREAD, J9TR_VMThread_returnValue)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
li a0, 1
sd a0,M(J9VMTHREAD, J9TR_VMThread_tempSlot)
CALL_C_WITH_VMTHREAD(c_jitDecompileOnReturn)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileOnReturnL)