26 lines
1 KiB
ArmAsm
26 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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EXPORT_PC
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FETCH r0, 1 @ r0<- field ref CCCC
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mov r1, rINST, lsr #12 @ r1<- B
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GET_VREG r1, r1 @ r1<- fp[B], the object pointer
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ldr r2, [rFP, #OFF_FP_METHOD] @ r2<- referrer
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mov r3, rSELF @ r3<- self
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bl $helper
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ldr r3, [rSELF, #THREAD_EXCEPTION_OFFSET]
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ubfx r2, rINST, #8, #4 @ r2<- A
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PREFETCH_INST 2
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cmp r3, #0
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bne MterpPossibleException @ bail out
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.if $is_object
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SET_VREG_OBJECT r0, r2 @ fp[A]<- r0
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.else
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SET_VREG r0, r2 @ fp[A]<- r0
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.endif
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ADVANCE 2
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GET_INST_OPCODE ip @ extract opcode from rINST
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GOTO_OPCODE ip @ jump to next instruction
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