17 lines
709 B
ArmAsm
17 lines
709 B
ArmAsm
/*
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* Generic 32-bit floating point "/2addr" binary operation. Provide
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* an "instr" line that specifies an instruction that performs
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* "s2 = s0 op s1".
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*
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* For: add-float/2addr, sub-float/2addr, mul-float/2addr, div-float/2addr
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*/
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/* binop/2addr vA, vB */
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lsr w3, wINST, #12 // w3<- B
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ubfx w9, wINST, #8, #4 // w9<- A
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GET_VREG s1, w3
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GET_VREG s0, w9
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$instr // s2<- op
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FETCH_ADVANCE_INST 1 // advance rPC, load rINST
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GET_INST_OPCODE ip // extract opcode from rINST
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SET_VREG s2, w9
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GOTO_OPCODE ip // jump to next instruction
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