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< li class = "toctree-l1" > < a class = "reference internal" href = "../../api/Lib.Errors.html" > Base library - Errors< / a > < / li >
< li class = "toctree-l1" > < a class = "reference internal" href = "../../api/Lib.Statement.html" > Base library - Statement< / a > < / li >
< li class = "toctree-l1" > < a class = "reference internal" href = "../../api/Lib.RiscV.html" > Base library - RISC-V instructions< / a > < / li >
< li class = "toctree-l1" > < a class = "reference internal" href = "../../api/Lib.Operands.html" > Base library - Operands< / a > < / li >
< li class = "toctree-l1" > < a class = "reference internal" href = "../../api/Lib.FunctionData.html" > Base library - Function data< / a > < / li >
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< li class = "toctree-l1" > < a class = "reference internal" href = "../../api/Lib.Graphes.html" > Base library - Graphs< / a > < / li >
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< li class = "toctree-l1" > < a class = "reference internal" href = "../../api/Lib.LinearCode.html" > Linear intermediate representation< / a > < / li >
< li class = "toctree-l1" > < a class = "reference internal" href = "../../api/Lib.Allocator.html" > Temporary allocation< / a > < / li >
< li class = "toctree-l1" > < a class = "reference internal" href = "../../api/Lib.CFG.html" > Control Flow Graph - CFG and Basic blocks< / a > < / li >
< li class = "toctree-l1" > < a class = "reference internal" href = "../../api/Lib.Terminator.html" > Control Flow Graph - Terminators< / a > < / li >
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< li class = "toctree-l1" > < a class = "reference internal" href = "../../api/Lib.Dominators.html" > SSA form - Dominance frontier< / a > < / li >
< li class = "toctree-l1" > < a class = "reference internal" href = "../../api/Lib.PhiNode.html" > SSA form - Phi Nodes< / a > < / li >
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< h1 > Source code for Lib.Terminator< / h1 > < div class = "highlight" > < pre >
< span > < / span > < span class = "sd" > " " " < / span >
< span class = "sd" > MIF08, CAP, CFG library - Terminators.< / span >
< span class = "sd" > Each :py:class:`block < Lib.CFG.Block> ` of a :py:class:`CFG < Lib.CFG.CFG> `< / span >
< span class = "sd" > ends with a branching instruction called a terminator.< / span >
< span class = "sd" > There are three kinds of terminators:< / span >
< span class = "sd" > - :py:class:`Lib.Statement.AbsoluteJump` is a non-conditional jump< / span >
< span class = "sd" > to another block of the CFG< / span >
< span class = "sd" > - :py:class:`BranchingTerminator` is a conditional branching< / span >
< span class = "sd" > instruction with two successor blocks.< / span >
< span class = "sd" > Unlike the class :py:class:`ConditionalJump < Lib.Statement.ConditionalJump> `< / span >
< span class = "sd" > that was used in :py:class:`LinearCode < Lib.LinearCode.LinearCode> `,< / span >
< span class = "sd" > both successor labels have to be specified.< / span >
< span class = "sd" > - :py:class:`Return` marks the end of the function< / span >
< span class = "sd" > During the construction of the CFG, :py:func:`jump2terminator` builds< / span >
< span class = "sd" > a terminator for each extracted chunk of instructions.< / span >
< span class = "sd" > " " " < / span >
< span class = "kn" > from< / span > < span class = "nn" > dataclasses< / span > < span class = "kn" > import< / span > < span class = "n" > dataclass< / span >
< span class = "kn" > from< / span > < span class = "nn" > typing< / span > < span class = "kn" > import< / span > < span class = "n" > List< / span > < span class = "p" > ,< / span > < span class = "n" > Dict< / span >
< span class = "kn" > from< / span > < span class = "nn" > Lib.Errors< / span > < span class = "kn" > import< / span > < span class = "n" > MiniCInternalError< / span >
< span class = "kn" > from< / span > < span class = "nn" > Lib.Operands< / span > < span class = "kn" > import< / span > < span class = "n" > Operand< / span > < span class = "p" > ,< / span > < span class = "n" > Renamer< / span > < span class = "p" > ,< / span > < span class = "n" > Temporary< / span > < span class = "p" > ,< / span > < span class = "n" > Condition< / span >
< span class = "kn" > from< / span > < span class = "nn" > Lib.Statement< / span > < span class = "kn" > import< / span > < span class = "n" > AbsoluteJump< / span > < span class = "p" > ,< / span > < span class = "n" > ConditionalJump< / span > < span class = "p" > ,< / span > < span class = "n" > Instruction< / span > < span class = "p" > ,< / span > < span class = "n" > Label< / span > < span class = "p" > ,< / span > < span class = "n" > Statement< / span >
< div class = "viewcode-block" id = "Return" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.Return" > [docs]< / a > < span class = "nd" > @dataclass< / span > < span class = "p" > (< / span > < span class = "n" > unsafe_hash< / span > < span class = "o" > =< / span > < span class = "kc" > True< / span > < span class = "p" > )< / span >
< span class = "k" > class< / span > < span class = "nc" > Return< / span > < span class = "p" > (< / span > < span class = "n" > Statement< / span > < span class = "p" > ):< / span >
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< span class = "sd" > " " " A terminator that marks the end of the function." " " < / span >
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< span class = "k" > def< / span > < span class = "fm" > __str__< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ):< / span >
< span class = "k" > return< / span > < span class = "p" > (< / span > < span class = "s2" > " return" < / span > < span class = "p" > )< / span >
< div class = "viewcode-block" id = "Return.printIns" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.Return.printIns" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > printIns< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > stream< / span > < span class = "p" > ):< / span >
< span class = "nb" > print< / span > < span class = "p" > (< / span > < span class = "s2" > " return" < / span > < span class = "p" > ,< / span > < span class = "n" > file< / span > < span class = "o" > =< / span > < span class = "n" > stream< / span > < span class = "p" > )< / span > < / div >
< div class = "viewcode-block" id = "Return.targets" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.Return.targets" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > targets< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "n" > List< / span > < span class = "p" > [< / span > < span class = "n" > Label< / span > < span class = "p" > ]:< / span >
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< span class = "sd" > " " " Return the labels targetted by the Return terminator." " " < / span >
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< span class = "k" > return< / span > < span class = "p" > []< / span > < / div >
< div class = "viewcode-block" id = "Return.args" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.Return.args" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > args< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "n" > List< / span > < span class = "p" > [< / span > < span class = "n" > Operand< / span > < span class = "p" > ]:< / span >
< span class = "k" > return< / span > < span class = "p" > []< / span > < / div >
< div class = "viewcode-block" id = "Return.rename" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.Return.rename" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > rename< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > renamer< / span > < span class = "p" > :< / span > < span class = "n" > Renamer< / span > < span class = "p" > ):< / span >
< span class = "k" > pass< / span > < / div >
< div class = "viewcode-block" id = "Return.substitute" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.Return.substitute" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > substitute< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > subst< / span > < span class = "p" > :< / span > < span class = "n" > Dict< / span > < span class = "p" > [< / span > < span class = "n" > Operand< / span > < span class = "p" > ,< / span > < span class = "n" > Operand< / span > < span class = "p" > ]):< / span >
< span class = "k" > if< / span > < span class = "n" > subst< / span > < span class = "o" > !=< / span > < span class = "p" > {}:< / span >
< span class = "k" > raise< / span > < span class = "ne" > Exception< / span > < span class = "p" > (< / span >
< span class = "s2" > " substitute: No possible substitution on instruction < / span > < span class = "si" > {}< / span > < span class = "s2" > " < / span >
< span class = "o" > .< / span > < span class = "n" > format< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ))< / span >
< span class = "k" > return< / span > < span class = "bp" > self< / span > < / div >
< div class = "viewcode-block" id = "Return.with_args" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.Return.with_args" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > with_args< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > new_args< / span > < span class = "p" > :< / span > < span class = "n" > List< / span > < span class = "p" > [< / span > < span class = "n" > Operand< / span > < span class = "p" > ]):< / span >
< span class = "k" > if< / span > < span class = "n" > new_args< / span > < span class = "o" > !=< / span > < span class = "p" > []:< / span >
< span class = "k" > raise< / span > < span class = "ne" > Exception< / span > < span class = "p" > (< / span >
< span class = "s2" > " substitute: No possible substitution on instruction < / span > < span class = "si" > {}< / span > < span class = "s2" > " < / span >
< span class = "o" > .< / span > < span class = "n" > format< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ))< / span >
< span class = "k" > return< / span > < span class = "bp" > self< / span > < / div >
< div class = "viewcode-block" id = "Return.is_read_only" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.Return.is_read_only" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > is_read_only< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "nb" > bool< / span > < span class = "p" > :< / span >
< span class = "k" > return< / span > < span class = "kc" > True< / span > < / div > < / div >
< div class = "viewcode-block" id = "BranchingTerminator" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.BranchingTerminator" > [docs]< / a > < span class = "nd" > @dataclass< / span > < span class = "p" > (< / span > < span class = "n" > init< / span > < span class = "o" > =< / span > < span class = "kc" > False< / span > < span class = "p" > )< / span >
< span class = "k" > class< / span > < span class = "nc" > BranchingTerminator< / span > < span class = "p" > (< / span > < span class = "n" > Instruction< / span > < span class = "p" > ):< / span >
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< span class = "sd" > " " " A terminating statement with a condition." " " < / span >
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< span class = "c1" > #: The condition of the branch< / span >
< span class = "n" > cond< / span > < span class = "p" > :< / span > < span class = "n" > Condition< / span >
< span class = "c1" > #: The destination label if the condition is true< / span >
< span class = "n" > label_then< / span > < span class = "p" > :< / span > < span class = "n" > Label< / span >
< span class = "c1" > #: The destination label if the condition is false< / span >
< span class = "n" > label_else< / span > < span class = "p" > :< / span > < span class = "n" > Label< / span >
< span class = "c1" > #: The first operand of the condition< / span >
< span class = "n" > op1< / span > < span class = "p" > :< / span > < span class = "n" > Operand< / span >
< span class = "c1" > #: The second operand of the condition< / span >
< span class = "n" > op2< / span > < span class = "p" > :< / span > < span class = "n" > Operand< / span >
< span class = "n" > _read_only< / span > < span class = "o" > =< / span > < span class = "kc" > True< / span >
< span class = "k" > def< / span > < span class = "fm" > __init__< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > cond< / span > < span class = "p" > :< / span > < span class = "n" > Condition< / span > < span class = "p" > ,< / span > < span class = "n" > op1< / span > < span class = "p" > :< / span > < span class = "n" > Operand< / span > < span class = "p" > ,< / span > < span class = "n" > op2< / span > < span class = "p" > :< / span > < span class = "n" > Operand< / span > < span class = "p" > ,< / span >
< span class = "n" > label_then< / span > < span class = "p" > :< / span > < span class = "n" > Label< / span > < span class = "p" > ,< / span > < span class = "n" > label_else< / span > < span class = "p" > :< / span > < span class = "n" > Label< / span > < span class = "p" > ):< / span >
< span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > cond< / span > < span class = "o" > =< / span > < span class = "n" > cond< / span >
< span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > label_then< / span > < span class = "o" > =< / span > < span class = "n" > label_then< / span >
< span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > label_else< / span > < span class = "o" > =< / span > < span class = "n" > label_else< / span >
< span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op1< / span > < span class = "o" > =< / span > < span class = "n" > op1< / span >
< span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op2< / span > < span class = "o" > =< / span > < span class = "n" > op2< / span >
< span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > ins< / span > < span class = "o" > =< / span > < span class = "nb" > str< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > cond< / span > < span class = "p" > )< / span >
< div class = "viewcode-block" id = "BranchingTerminator.args" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.BranchingTerminator.args" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > args< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "n" > List< / span > < span class = "p" > [< / span > < span class = "n" > Operand< / span > < span class = "p" > ]:< / span >
< span class = "k" > return< / span > < span class = "p" > [< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op1< / span > < span class = "p" > ,< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op2< / span > < span class = "p" > ,< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > label_then< / span > < span class = "p" > ,< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > label_else< / span > < span class = "p" > ]< / span > < / div >
< div class = "viewcode-block" id = "BranchingTerminator.targets" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.BranchingTerminator.targets" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > targets< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "n" > List< / span > < span class = "p" > [< / span > < span class = "n" > Label< / span > < span class = "p" > ]:< / span >
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< span class = "sd" > " " " Return the labels targetted by the Branching terminator." " " < / span >
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< span class = "k" > return< / span > < span class = "p" > [< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > label_then< / span > < span class = "p" > ,< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > label_else< / span > < span class = "p" > ]< / span > < / div >
< div class = "viewcode-block" id = "BranchingTerminator.rename" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.BranchingTerminator.rename" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > rename< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > renamer< / span > < span class = "p" > :< / span > < span class = "n" > Renamer< / span > < span class = "p" > ):< / span >
< span class = "k" > if< / span > < span class = "nb" > isinstance< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op1< / span > < span class = "p" > ,< / span > < span class = "n" > Temporary< / span > < span class = "p" > ):< / span >
< span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op1< / span > < span class = "o" > =< / span > < span class = "n" > renamer< / span > < span class = "o" > .< / span > < span class = "n" > replace< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op1< / span > < span class = "p" > )< / span >
< span class = "k" > if< / span > < span class = "nb" > isinstance< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op2< / span > < span class = "p" > ,< / span > < span class = "n" > Temporary< / span > < span class = "p" > ):< / span >
< span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op2< / span > < span class = "o" > =< / span > < span class = "n" > renamer< / span > < span class = "o" > .< / span > < span class = "n" > replace< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op2< / span > < span class = "p" > )< / span > < / div >
< div class = "viewcode-block" id = "BranchingTerminator.substitute" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.BranchingTerminator.substitute" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > substitute< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > subst< / span > < span class = "p" > :< / span > < span class = "n" > Dict< / span > < span class = "p" > [< / span > < span class = "n" > Operand< / span > < span class = "p" > ,< / span > < span class = "n" > Operand< / span > < span class = "p" > ]):< / span >
< span class = "k" > for< / span > < span class = "n" > op< / span > < span class = "ow" > in< / span > < span class = "n" > subst< / span > < span class = "p" > :< / span >
< span class = "k" > if< / span > < span class = "n" > op< / span > < span class = "ow" > not< / span > < span class = "ow" > in< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > args< / span > < span class = "p" > ():< / span >
< span class = "k" > raise< / span > < span class = "ne" > Exception< / span > < span class = "p" > (< / span >
< span class = "s2" > " substitute: Operand < / span > < span class = "si" > {}< / span > < span class = "s2" > is not present in instruction < / span > < span class = "si" > {}< / span > < span class = "s2" > " < / span >
< span class = "o" > .< / span > < span class = "n" > format< / span > < span class = "p" > (< / span > < span class = "n" > op< / span > < span class = "p" > ,< / span > < span class = "bp" > self< / span > < span class = "p" > ))< / span >
< span class = "n" > op1< / span > < span class = "o" > =< / span > < span class = "n" > subst< / span > < span class = "o" > .< / span > < span class = "n" > get< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op1< / span > < span class = "p" > ,< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op1< / span > < span class = "p" > )< / span > < span class = "k" > if< / span > < span class = "nb" > isinstance< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op1< / span > < span class = "p" > ,< / span > < span class = "n" > Temporary< / span > < span class = "p" > )< / span > \
< span class = "k" > else< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op1< / span >
< span class = "n" > op2< / span > < span class = "o" > =< / span > < span class = "n" > subst< / span > < span class = "o" > .< / span > < span class = "n" > get< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op2< / span > < span class = "p" > ,< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op2< / span > < span class = "p" > )< / span > < span class = "k" > if< / span > < span class = "nb" > isinstance< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op2< / span > < span class = "p" > ,< / span > < span class = "n" > Temporary< / span > < span class = "p" > )< / span > \
< span class = "k" > else< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > op2< / span >
< span class = "k" > return< / span > < span class = "n" > BranchingTerminator< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > cond< / span > < span class = "p" > ,< / span > < span class = "n" > op1< / span > < span class = "p" > ,< / span > < span class = "n" > op2< / span > < span class = "p" > ,< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > label_then< / span > < span class = "p" > ,< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > label_else< / span > < span class = "p" > )< / span > < / div >
< div class = "viewcode-block" id = "BranchingTerminator.with_args" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.BranchingTerminator.with_args" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > with_args< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > new_args< / span > < span class = "p" > :< / span > < span class = "n" > List< / span > < span class = "p" > [< / span > < span class = "n" > Operand< / span > < span class = "p" > ]):< / span >
< span class = "k" > if< / span > < span class = "nb" > len< / span > < span class = "p" > (< / span > < span class = "n" > new_args< / span > < span class = "p" > )< / span > < span class = "o" > !=< / span > < span class = "mi" > 4< / span > < span class = "p" > :< / span >
< span class = "k" > raise< / span > < span class = "ne" > Exception< / span > < span class = "p" > (< / span >
< span class = "s2" > " substitute: Invalid number of arguments for instruction < / span > < span class = "si" > {}< / span > < span class = "s2" > , expected 4 got < / span > < span class = "si" > {}< / span > < span class = "s2" > " < / span >
< span class = "o" > .< / span > < span class = "n" > format< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > new_args< / span > < span class = "p" > ))< / span >
< span class = "n" > op1< / span > < span class = "o" > =< / span > < span class = "n" > new_args< / span > < span class = "p" > [< / span > < span class = "mi" > 0< / span > < span class = "p" > ]< / span >
< span class = "n" > op2< / span > < span class = "o" > =< / span > < span class = "n" > new_args< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span >
< span class = "k" > return< / span > < span class = "n" > BranchingTerminator< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > cond< / span > < span class = "p" > ,< / span > < span class = "n" > op1< / span > < span class = "p" > ,< / span > < span class = "n" > op2< / span > < span class = "p" > ,< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > label_then< / span > < span class = "p" > ,< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > label_else< / span > < span class = "p" > )< / span > < / div >
< span class = "k" > def< / span > < span class = "fm" > __hash__< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ):< / span >
< span class = "k" > return< / span > < span class = "nb" > hash< / span > < span class = "p" > (< / span > < span class = "nb" > super< / span > < span class = "p" > )< / span > < / div >
< span class = "n" > Terminator< / span > < span class = "o" > =< / span > < span class = "n" > Return< / span > < span class = "o" > |< / span > < span class = "n" > AbsoluteJump< / span > < span class = "o" > |< / span > < span class = "n" > BranchingTerminator< / span >
< span class = "sd" > " " " Type alias for terminators" " " < / span >
< div class = "viewcode-block" id = "jump2terminator" > < a class = "viewcode-back" href = "../../api/Lib.Terminator.html#Lib.Terminator.jump2terminator" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > jump2terminator< / span > < span class = "p" > (< / span > < span class = "n" > j< / span > < span class = "p" > :< / span > < span class = "n" > ConditionalJump< / span > < span class = "o" > |< / span > < span class = "n" > AbsoluteJump< / span > < span class = "o" > |< / span > < span class = "kc" > None< / span > < span class = "p" > ,< / span >
< span class = "n" > next_label< / span > < span class = "p" > :< / span > < span class = "n" > Label< / span > < span class = "o" > |< / span > < span class = "kc" > None< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "n" > Terminator< / span > < span class = "p" > :< / span >
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< span class = "sd" > " " " < / span >
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< span class = "sd" > Construct the Terminator associated to the potential jump j< / span >
< span class = "sd" > to the potential label next_label.< / span >
< span class = "sd" > " " " < / span >
< span class = "k" > match< / span > < span class = "n" > j< / span > < span class = "p" > :< / span >
< span class = "k" > case< / span > < span class = "n" > ConditionalJump< / span > < span class = "p" > ():< / span >
< span class = "k" > if< / span > < span class = "p" > (< / span > < span class = "n" > next_label< / span > < span class = "ow" > is< / span > < span class = "kc" > None< / span > < span class = "p" > ):< / span >
< span class = "k" > raise< / span > < span class = "n" > MiniCInternalError< / span > < span class = "p" > (< / span >
< span class = "s2" > " jump2terminator: Missing secondary label for instruction < / span > < span class = "si" > {}< / span > < span class = "s2" > " < / span >
< span class = "o" > .< / span > < span class = "n" > format< / span > < span class = "p" > (< / span > < span class = "n" > j< / span > < span class = "p" > ))< / span >
< span class = "n" > label_else< / span > < span class = "o" > =< / span > < span class = "n" > next_label< / span >
< span class = "k" > return< / span > < span class = "n" > BranchingTerminator< / span > < span class = "p" > (< / span > < span class = "n" > j< / span > < span class = "o" > .< / span > < span class = "n" > cond< / span > < span class = "p" > ,< / span > < span class = "n" > j< / span > < span class = "o" > .< / span > < span class = "n" > op1< / span > < span class = "p" > ,< / span > < span class = "n" > j< / span > < span class = "o" > .< / span > < span class = "n" > op2< / span > < span class = "p" > ,< / span > < span class = "n" > j< / span > < span class = "o" > .< / span > < span class = "n" > label< / span > < span class = "p" > ,< / span > < span class = "n" > label_else< / span > < span class = "p" > )< / span >
< span class = "k" > case< / span > < span class = "n" > AbsoluteJump< / span > < span class = "p" > ():< / span >
< span class = "k" > return< / span > < span class = "n" > AbsoluteJump< / span > < span class = "p" > (< / span > < span class = "n" > label< / span > < span class = "o" > =< / span > < span class = "n" > j< / span > < span class = "o" > .< / span > < span class = "n" > label< / span > < span class = "p" > )< / span >
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< span class = "k" > case< / span > < span class = "k" > _< / span > < span class = "p" > :< / span >
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< span class = "k" > if< / span > < span class = "n" > next_label< / span > < span class = "p" > :< / span >
< span class = "k" > return< / span > < span class = "n" > AbsoluteJump< / span > < span class = "p" > (< / span > < span class = "n" > next_label< / span > < span class = "p" > )< / span >
< span class = "k" > else< / span > < span class = "p" > :< / span >
< span class = "k" > return< / span > < span class = "n" > Return< / span > < span class = "p" > ()< / span > < / div >
< / pre > < / div >
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< footer >
< hr / >
< div role = "contentinfo" >
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