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349 lines
9.1 KiB
349 lines
9.1 KiB
%def const(helper="UndefinedConstHandler"):
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/* const/class vAA, type@BBBB */
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/* const/method-handle vAA, method_handle@BBBB */
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/* const/method-type vAA, proto@BBBB */
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/* const/string vAA, string@@BBBB */
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.extern $helper
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EXPORT_PC
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movzwq 2(rPC), OUT_ARG0 # eax <- OUT_ARG0
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movq rINSTq, OUT_ARG1
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leaq OFF_FP_SHADOWFRAME(rFP), OUT_ARG2
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movq rSELF, OUT_ARG3
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call SYMBOL($helper) # (index, tgt_reg, shadow_frame, self)
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testb %al, %al
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jnz MterpPossibleException
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 2
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%def unused():
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/*
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* Bail to reference interpreter to throw.
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*/
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jmp MterpFallback
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%def op_const():
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/* const vAA, #+BBBBbbbb */
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movl 2(rPC), %eax # grab all 32 bits at once
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SET_VREG %eax, rINSTq # vAA<- eax
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 3
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%def op_const_16():
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/* const/16 vAA, #+BBBB */
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movswl 2(rPC), %ecx # ecx <- ssssBBBB
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SET_VREG %ecx, rINSTq # vAA <- ssssBBBB
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 2
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%def op_const_4():
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/* const/4 vA, #+B */
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movsbl rINSTbl, %eax # eax <-ssssssBx
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movl $$0xf, rINST
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andl %eax, rINST # rINST <- A
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sarl $$4, %eax
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SET_VREG %eax, rINSTq
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 1
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%def op_const_class():
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% const(helper="MterpConstClass")
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%def op_const_high16():
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/* const/high16 vAA, #+BBBB0000 */
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movzwl 2(rPC), %eax # eax <- 0000BBBB
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sall $$16, %eax # eax <- BBBB0000
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SET_VREG %eax, rINSTq # vAA <- eax
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 2
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%def op_const_method_handle():
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% const(helper="MterpConstMethodHandle")
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%def op_const_method_type():
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% const(helper="MterpConstMethodType")
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%def op_const_string():
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% const(helper="MterpConstString")
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%def op_const_string_jumbo():
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/* const/string vAA, String@BBBBBBBB */
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EXPORT_PC
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movl 2(rPC), OUT_32_ARG0 # OUT_32_ARG0 <- BBBB
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movq rINSTq, OUT_ARG1
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leaq OFF_FP_SHADOWFRAME(rFP), OUT_ARG2
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movq rSELF, OUT_ARG3
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call SYMBOL(MterpConstString) # (index, tgt_reg, shadow_frame, self)
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testb %al, %al
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jnz MterpPossibleException
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 3
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%def op_const_wide():
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/* const-wide vAA, #+HHHHhhhhBBBBbbbb */
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movq 2(rPC), %rax # rax <- HHHHhhhhBBBBbbbb
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SET_WIDE_VREG %rax, rINSTq
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 5
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%def op_const_wide_16():
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/* const-wide/16 vAA, #+BBBB */
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movswq 2(rPC), %rax # rax <- ssssBBBB
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SET_WIDE_VREG %rax, rINSTq # store
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 2
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%def op_const_wide_32():
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/* const-wide/32 vAA, #+BBBBbbbb */
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movslq 2(rPC), %rax # eax <- ssssssssBBBBbbbb
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SET_WIDE_VREG %rax, rINSTq # store
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 3
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%def op_const_wide_high16():
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/* const-wide/high16 vAA, #+BBBB000000000000 */
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movzwq 2(rPC), %rax # eax <- 0000BBBB
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salq $$48, %rax # eax <- BBBB0000
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SET_WIDE_VREG %rax, rINSTq # v[AA+0] <- eax
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 2
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%def op_monitor_enter():
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/*
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* Synchronize on an object.
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*/
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/* monitor-enter vAA */
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EXPORT_PC
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GET_VREG OUT_32_ARG0, rINSTq
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movq rSELF, OUT_ARG1
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call SYMBOL(artLockObjectFromCode) # (object, self)
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testq %rax, %rax
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jnz MterpException
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ADVANCE_PC 1
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movq rSELF, %rax
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cmpb LITERAL(0), THREAD_USE_MTERP_OFFSET(%rax)
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jz MterpFallback
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FETCH_INST
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GOTO_NEXT
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%def op_monitor_exit():
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/*
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* Unlock an object.
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*
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* Exceptions that occur when unlocking a monitor need to appear as
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* if they happened at the following instruction. See the Dalvik
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* instruction spec.
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*/
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/* monitor-exit vAA */
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EXPORT_PC
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GET_VREG OUT_32_ARG0, rINSTq
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movq rSELF, OUT_ARG1
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call SYMBOL(artUnlockObjectFromCode) # (object, self)
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testq %rax, %rax
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jnz MterpException
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ADVANCE_PC 1
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movq rSELF, %rax
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cmpb LITERAL(0), THREAD_USE_MTERP_OFFSET(%rax)
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jz MterpFallback
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FETCH_INST
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GOTO_NEXT
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%def op_move(is_object="0"):
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/* for move, move-object, long-to-int */
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/* op vA, vB */
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movl rINST, %eax # eax <- BA
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andb $$0xf, %al # eax <- A
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shrl $$4, rINST # rINST <- B
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GET_VREG %edx, rINSTq
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.if $is_object
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SET_VREG_OBJECT %edx, %rax # fp[A] <- fp[B]
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.else
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SET_VREG %edx, %rax # fp[A] <- fp[B]
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.endif
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 1
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%def op_move_16(is_object="0"):
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/* for: move/16, move-object/16 */
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/* op vAAAA, vBBBB */
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movzwq 4(rPC), %rcx # ecx <- BBBB
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movzwq 2(rPC), %rax # eax <- AAAA
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GET_VREG %edx, %rcx
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.if $is_object
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SET_VREG_OBJECT %edx, %rax # fp[A] <- fp[B]
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.else
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SET_VREG %edx, %rax # fp[A] <- fp[B]
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.endif
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 3
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%def op_move_exception():
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/* move-exception vAA */
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movq rSELF, %rcx
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movl THREAD_EXCEPTION_OFFSET(%rcx), %eax
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SET_VREG_OBJECT %eax, rINSTq # fp[AA] <- exception object
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movl $$0, THREAD_EXCEPTION_OFFSET(%rcx)
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 1
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%def op_move_from16(is_object="0"):
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/* for: move/from16, move-object/from16 */
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/* op vAA, vBBBB */
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movzwq 2(rPC), %rax # eax <- BBBB
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GET_VREG %edx, %rax # edx <- fp[BBBB]
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.if $is_object
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SET_VREG_OBJECT %edx, rINSTq # fp[A] <- fp[B]
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.else
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SET_VREG %edx, rINSTq # fp[A] <- fp[B]
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.endif
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 2
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%def op_move_object():
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% op_move(is_object="1")
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%def op_move_object_16():
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% op_move_16(is_object="1")
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%def op_move_object_from16():
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% op_move_from16(is_object="1")
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%def op_move_result(is_object="0"):
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/* for: move-result, move-result-object */
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/* op vAA */
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movq OFF_FP_RESULT_REGISTER(rFP), %rax # get pointer to result JType.
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movl (%rax), %eax # r0 <- result.i.
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.if $is_object
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SET_VREG_OBJECT %eax, rINSTq # fp[A] <- fp[B]
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.else
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SET_VREG %eax, rINSTq # fp[A] <- fp[B]
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.endif
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 1
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%def op_move_result_object():
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% op_move_result(is_object="1")
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%def op_move_result_wide():
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/* move-result-wide vAA */
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movq OFF_FP_RESULT_REGISTER(rFP), %rax # get pointer to result JType.
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movq (%rax), %rdx # Get wide
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SET_WIDE_VREG %rdx, rINSTq # v[AA] <- rdx
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 1
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%def op_move_wide():
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/* move-wide vA, vB */
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/* NOTE: regs can overlap, e.g. "move v6,v7" or "move v7,v6" */
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movl rINST, %ecx # ecx <- BA
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sarl $$4, rINST # rINST <- B
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andb $$0xf, %cl # ecx <- A
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GET_WIDE_VREG %rdx, rINSTq # rdx <- v[B]
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SET_WIDE_VREG %rdx, %rcx # v[A] <- rdx
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 1
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%def op_move_wide_16():
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/* move-wide/16 vAAAA, vBBBB */
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/* NOTE: regs can overlap, e.g. "move v6,v7" or "move v7,v6" */
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movzwq 4(rPC), %rcx # ecx<- BBBB
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movzwq 2(rPC), %rax # eax<- AAAA
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GET_WIDE_VREG %rdx, %rcx # rdx <- v[B]
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SET_WIDE_VREG %rdx, %rax # v[A] <- rdx
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 3
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%def op_move_wide_from16():
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/* move-wide/from16 vAA, vBBBB */
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/* NOTE: regs can overlap, e.g. "move v6,v7" or "move v7,v6" */
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movzwl 2(rPC), %ecx # ecx <- BBBB
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GET_WIDE_VREG %rdx, %rcx # rdx <- v[B]
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SET_WIDE_VREG %rdx, rINSTq # v[A] <- rdx
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 2
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%def op_nop():
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 1
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%def op_unused_3e():
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% unused()
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%def op_unused_3f():
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% unused()
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%def op_unused_40():
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% unused()
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%def op_unused_41():
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% unused()
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%def op_unused_42():
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% unused()
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%def op_unused_43():
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% unused()
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%def op_unused_73():
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% unused()
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%def op_unused_79():
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% unused()
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%def op_unused_7a():
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% unused()
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%def op_unused_e3():
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% unused()
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%def op_unused_e4():
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% unused()
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%def op_unused_e5():
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% unused()
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%def op_unused_e6():
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% unused()
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%def op_unused_e7():
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% unused()
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%def op_unused_e8():
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% unused()
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%def op_unused_e9():
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% unused()
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%def op_unused_ea():
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% unused()
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%def op_unused_eb():
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% unused()
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%def op_unused_ec():
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% unused()
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%def op_unused_ed():
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% unused()
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%def op_unused_ee():
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% unused()
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%def op_unused_ef():
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% unused()
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%def op_unused_f0():
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% unused()
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%def op_unused_f1():
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% unused()
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%def op_unused_f2():
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% unused()
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%def op_unused_f3():
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% unused()
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%def op_unused_f4():
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% unused()
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%def op_unused_f5():
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% unused()
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%def op_unused_f6():
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% unused()
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%def op_unused_f7():
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% unused()
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%def op_unused_f8():
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% unused()
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%def op_unused_f9():
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% unused()
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%def op_unused_fc():
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% unused()
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%def op_unused_fd():
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% unused()
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