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LOOPB now ends on 0 instead of -1 like other loops #59

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Aug 12, 2024
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LOOPB now ends on 0 instead of -1 like other loops #59

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2 changes: 1 addition & 1 deletion lua/wire/zvm/zvm_opcodes.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -206,7 +206,7 @@
ZVM.OpcodeTable[26] = function(self) --LOOPB
self:Dyn_EmitForceRegisterLocal("EBX")
self:Dyn_Emit("EBX = EBX - 1")
self:Dyn_Emit("if VM.EBX ~= 0 then")
self:Dyn_Emit("if EBX ~= 0 then")
self:Dyn_Emit("VM:Jump($1)")
self:Dyn_EmitState()
self:Dyn_EmitBreak()
Expand Down Expand Up @@ -508,8 +508,8 @@
--------------------------------------------------------------------------------
ZVM.OpcodeTable[70] = function(self) --EXTINT
self:Dyn_EmitState()
self:Emit("VM.IP = %d",(self.PrecompileIP or 0))

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"Unnecessary parentheses" 

Unnecessary parentheses
self:Emit("VM.XEIP = %d",(self.PrecompileTrueXEIP or 0))

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"Unnecessary parentheses" 

Unnecessary parentheses
self:Dyn_Emit("VM:ExternalInterrupt(math.floor($1))")
self:Dyn_EmitBreak()
self.PrecompileBreak = true
Expand Down Expand Up @@ -765,7 +765,7 @@
self:Dyn_Emit("end")
end
ZVM.OpcodeTable[98] = function(self) --TIMER
self:Dyn_EmitOperand(string.format("(VM.TIMER+%d*VM.TimerDT)",(self.PrecompileInstruction or 0)))

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"Unnecessary parentheses" 

Unnecessary parentheses
end
ZVM.OpcodeTable[99] = function(self) --LIDTR
self:Dyn_Emit("VM.IDTR = $1")
Expand Down Expand Up @@ -1128,7 +1128,7 @@
ZVM.OpcodeTable[126] = function(self) --LEA
local emitText = self.OperandEffectiveAddress[self.EmitOperandRM[2]] or "0"
emitText = string.gsub(emitText,"$BYTE",self.EmitOperandByte[2] or "0")
emitText = string.format(string.gsub(emitText,"$SEG","VM[%q]",(self.EmitOperandSegment[2] or "DS")))

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"Unnecessary parentheses" 

Unnecessary parentheses
self:Dyn_EmitOperand(emitText)
end
ZVM.OpcodeTable[127] = function(self) --BLOCK
Expand Down Expand Up @@ -1270,7 +1270,7 @@
self:Dyn_Emit("V = VM:Pop()") -- IRET EIP
self:Dyn_EmitInterruptCheck()

for i=0,31 do

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"Whitespace style" 

Style: Please put some whitespace before the operator
self:Dyn_Emit("V = VM:Pop()") self:Dyn_EmitInterruptCheck() self:Dyn_Emit("VM.R%d = V")
end

Expand Down Expand Up @@ -1732,7 +1732,7 @@
self:Dyn_EmitInterruptCheck()
end
ZVM.OpcodeTable[269] = function(self) --VLEN
local seg1code = self.EmitOperandSegment[1] and "0" or "VM.DS"

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"Unused variable" 

Unused variable: seg1code
local seg2code = self.EmitOperandSegment[2] and "0" or "VM.DS"
self:Dyn_Emit("if VM.VMODE == 2 then")
self:Dyn_Emit("$L V = VM:ReadVector2f($2 + %s)",seg2code)
Expand Down
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