25 lines
1 KiB
ArmAsm
25 lines
1 KiB
ArmAsm
%default { "is_object":"0", "helper":"artGet32InstanceFromCode"}
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/*
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* General instance field get.
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*
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* for: iget, iget-object, iget-boolean, iget-byte, iget-char, iget-short
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*/
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/* op vA, vB, field@CCCC */
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EXPORT_PC()
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FETCH(a0, 1) # a0 <- field ref CCCC
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GET_OPB(a1) # a1 <- B
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GET_VREG(a1, a1) # a1 <- fp[B], the object pointer
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lw a2, OFF_FP_METHOD(rFP) # a2 <- referrer
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move a3, rSELF # a3 <- self
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JAL($helper)
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lw a3, THREAD_EXCEPTION_OFFSET(rSELF)
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GET_OPA4(a2) # a2<- A+
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PREFETCH_INST(2) # load rINST
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bnez a3, MterpPossibleException # bail out
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ADVANCE(2) # advance rPC
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GET_INST_OPCODE(t0) # extract opcode from rINST
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.if $is_object
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SET_VREG_OBJECT_GOTO(v0, a2, t0) # fp[A] <- v0
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.else
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SET_VREG_GOTO(v0, a2, t0) # fp[A] <- v0
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.endif
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