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Merge pull request #79 from UQ-PAC/serialise-il
Serialise IL
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,276 @@ | ||
| package translating | ||
| import ir._ | ||
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| private class ILSerialiser extends ReadOnlyVisitor { | ||
| var program: StringBuilder = StringBuilder() | ||
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| var indentLevel = 0 | ||
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| def getIndent(): String = { | ||
| " " * indentLevel | ||
| } | ||
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| def blockIdentifier(block: Block) : String = { | ||
| val i = block.address match { | ||
| case Some(addr) => f"${addr}:${block.label}" | ||
| case None => f"?:${block.label}" | ||
| } | ||
| '"' + i + '"' | ||
| } | ||
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| def procedureIdentifier(proc: Procedure): String = { | ||
| val i = proc.address match { | ||
| case Some(addr) => f"${addr}:${proc.name}" | ||
| case None => f"?:${proc.name}" | ||
| } | ||
| '"' + i + '"' | ||
| } | ||
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| override def visitExpr(node: Expr): Expr = { | ||
| node.acceptVisit(this) | ||
| } | ||
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| override def visitStatement(node: Statement): Statement = node.acceptVisit(this) | ||
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| override def visitLocalAssign(node: LocalAssign): Statement = { | ||
| program ++= "LocalAssign(" | ||
| visitVariable(node.lhs) | ||
| program ++= " := " | ||
| visitExpr(node.rhs) | ||
| program ++= ")" | ||
| node | ||
| } | ||
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| override def visitMemoryAssign(node: MemoryAssign): Statement = { | ||
| program ++= "MemoryAssign(" | ||
| visitMemoryStore(node.rhs) | ||
| program ++= ")" | ||
| node | ||
| } | ||
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| override def visitAssert(node: Assert): Statement = { | ||
| program ++= "Assert(" | ||
| visitExpr(node.body) | ||
| program ++= ")" | ||
| node | ||
| } | ||
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| override def visitJump(node: Jump): Jump = { | ||
| node.acceptVisit(this) | ||
| node | ||
| } | ||
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| override def visitGoTo(node: GoTo): Jump = { | ||
| program ++= "GoTo(" | ||
| // TODO | ||
| program ++= blockIdentifier(node.target) | ||
| program ++= ", " | ||
| program ++= "condition(" | ||
| node.condition.map(visitExpr) | ||
| program ++= ")" // Condition | ||
| program ++= ")" // GoTo | ||
| node | ||
| } | ||
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| override def visitDirectCall(node: DirectCall): Jump = { | ||
| program ++= "DirectCall(" | ||
| program ++= procedureIdentifier(node.target) | ||
| program ++= ", " | ||
| program ++= "condition(" | ||
| node.condition.map(visitExpr) | ||
| program ++= ")" // Condition | ||
| program ++= ")" // DirectCall | ||
| node | ||
| } | ||
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| override def visitIndirectCall(node: IndirectCall): Jump = { | ||
| program ++= "IndirectCall(" | ||
| visitVariable(node.target) | ||
| program ++= ", " | ||
| program ++= "condition(" | ||
| node.condition.map(visitExpr) | ||
| program ++= ")" // Condition | ||
| program ++= ")" // IndirectCall | ||
| node | ||
| } | ||
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| override def visitBlock(node: Block): Block = { | ||
| program ++= getIndent() | ||
| program ++= "Block(" + blockIdentifier(node) + ",\n" | ||
| indentLevel += 1 | ||
| program ++= getIndent() | ||
| program ++= "statements(\n" | ||
| indentLevel += 1 | ||
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| for (i <- node.statements.indices) { | ||
| program ++= getIndent() | ||
| visitStatement(node.statements(i)) | ||
| program ++= "\n" | ||
| } | ||
| indentLevel -= 1 | ||
| program ++= getIndent() + "),\n" | ||
| program ++= getIndent() + "jumps(\n" | ||
| indentLevel += 1 | ||
| for (j <- node.jumps) { | ||
| program ++= getIndent() | ||
| visitJump(j) | ||
| program ++= "\n" | ||
| } | ||
| indentLevel -= 1 | ||
| program ++= getIndent() + ")\n" | ||
| indentLevel -= 1 | ||
| program ++= getIndent() | ||
| program ++= ")\n" | ||
| node | ||
| } | ||
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| override def visitProcedure(node: Procedure): Procedure = { | ||
| program ++= "Procedure(" + procedureIdentifier(node) + ", " | ||
| indentLevel += 1 | ||
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| program ++= "in(" | ||
| for (i <- node.in.indices) { | ||
| visitParameter(node.in(i)) | ||
| if (i != node.in.size - 1) { | ||
| program ++= ", " | ||
| } | ||
| } | ||
| program ++= "), " | ||
| program ++= "out(" | ||
| for (i <- node.out.indices) { | ||
| visitParameter(node.out(i)) | ||
| if (i != node.out.size - 1) | ||
| program ++= ", " | ||
| } | ||
| program ++= "), " | ||
| program ++= "blocks(\n" | ||
| for (i <- node.blocks.indices) { | ||
| visitBlock(node.blocks(i)) | ||
| } | ||
| program ++= ")),\n" | ||
| indentLevel -= 1 | ||
| node | ||
| } | ||
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| override def visitParameter(node: Parameter): Parameter = { | ||
| program ++= "Parameter(" | ||
| visitRegister(node.value) | ||
| program ++= ")" | ||
| node | ||
| } | ||
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| override def visitProgram(node: Program): Program = { | ||
| for (i <- node.procedures) { | ||
| visitProcedure(i) | ||
| } | ||
| node | ||
| } | ||
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| override def visitExtract(node: Extract): Expr = { | ||
| program ++= "Extract(" | ||
| visitExpr(node.body) | ||
| program ++= f"[${node.end}:${node.start}]" | ||
| program ++= ")" | ||
| node | ||
| } | ||
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| override def visitRepeat(node: Repeat): Expr = { | ||
| program ++= "Repeat(" | ||
| visitExpr(node.body) | ||
| program ++= f", ${node.repeats}" | ||
| program ++= ")" | ||
| node | ||
| } | ||
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| override def visitZeroExtend(node: ZeroExtend): Expr = { | ||
| program ++= "ZeroExtend(" | ||
| visitExpr(node.body) | ||
| program ++= f", ${node.extension}" | ||
| program ++= ")" | ||
| node | ||
| } | ||
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| override def visitSignExtend(node: SignExtend): Expr = { | ||
| program ++= "SignExtend(" | ||
| visitExpr(node.body) | ||
| program ++= f", ${node.extension}" | ||
| program ++= ")" | ||
| node | ||
| } | ||
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| override def visitUnaryExpr(node: UnaryExpr): Expr = { | ||
| program ++= "UnaryExpr(" | ||
| program ++= '"' + f"${node.op}" + '"' + ", " | ||
| visitExpr(node.arg) | ||
| program ++= ")" | ||
| node | ||
| } | ||
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| override def visitBinaryExpr(node: BinaryExpr): Expr = { | ||
| program ++= "BinaryExpr(" | ||
| program ++= "\"" + node.op + '"' + ", " | ||
| visitExpr(node.arg1) | ||
| program ++= ", " | ||
| visitExpr(node.arg2) | ||
| program ++= ")" | ||
| node | ||
| } | ||
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| override def visitMemoryStore(node: MemoryStore): MemoryStore = { | ||
| program ++= "MemoryStore(" | ||
| visitMemory(node.mem) | ||
| program ++= "[" | ||
| visitExpr(node.index) | ||
| program ++= "] := " | ||
| visitExpr(node.value) | ||
| program ++= ")" | ||
| node | ||
| } | ||
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| override def visitMemoryLoad(node: MemoryLoad): Expr = { | ||
| program ++= "MemoryLoad(" | ||
| visitMemory(node.mem) | ||
| program ++= ", [" | ||
| visitExpr(node.index) | ||
| program ++= "])" | ||
| node | ||
| } | ||
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| override def visitMemory(node: Memory): Memory = { | ||
| program ++= "Memory(" | ||
| program ++= '"' + node.name + '"' | ||
| program ++= f", ${node.addressSize}, ${node.valueSize})" | ||
| node | ||
| } | ||
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| override def visitVariable(node: Variable): Variable = { | ||
| program ++= node.toString() | ||
| node | ||
| } | ||
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| override def visitRegister(node: Register): Register = { | ||
| program ++= node.toString() | ||
| node | ||
| } | ||
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| override def visitLocalVar(node: LocalVar): LocalVar = { | ||
| program ++= node.toString() | ||
| node | ||
| } | ||
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| override def visitLiteral(node: Literal): Literal = { | ||
| program ++= node.toString() | ||
| node | ||
| } | ||
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| } | ||
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| def serialiseIL(p: Program): String = { | ||
| val s = ILSerialiser() | ||
| s.visitProgram(p) | ||
| s.program.toString() | ||
| } | ||
|
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