17 lines
749 B
ArmAsm
17 lines
749 B
ArmAsm
%default {"result":"%eax"}
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/*
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* Generic 32-bit binary operation. Provide an "instr" line that
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* specifies an instruction that performs "result = eax op (rFP,%ecx,4)".
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* This could be an x86 instruction or a function call. (If the result
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* comes back in a register other than eax, you can override "result".)
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*
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* For: add-int, sub-int, and-int, or-int,
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* xor-int, shl-int, shr-int, ushr-int
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*/
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/* binop vAA, vBB, vCC */
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movzbq 2(rPC), %rax # rax <- BB
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movzbq 3(rPC), %rcx # rcx <- CC
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GET_VREG %eax, %rax # eax <- vBB
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$instr # ex: addl (rFP,%rcx,4),%eax
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SET_VREG $result, rINSTq
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ADVANCE_PC_FETCH_AND_GOTO_NEXT 2
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