mirror of https://github.com/ZDoom/qzdoom.git
46 lines
751 B
C
46 lines
751 B
C
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#pragma once
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#include "ssa_bool.h"
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#include "ssa_phi.h"
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class SSAIfBlock
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{
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public:
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SSAIfBlock();
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void if_block(SSABool true_condition);
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void else_block();
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void end_block();
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private:
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llvm::BasicBlock *if_basic_block;
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llvm::BasicBlock *else_basic_block;
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llvm::BasicBlock *end_basic_block;
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};
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template<typename T>
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T ssa_min(T a, T b)
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{
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SSAPhi<T> phi;
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SSAIfBlock if_block;
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if_block.if_block(a <= b);
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phi.add_incoming(a);
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if_block.else_block();
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phi.add_incoming(b);
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if_block.end_block();
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return phi.create();
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}
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template<typename T>
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T ssa_max(T a, T b)
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{
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SSAPhi<T> phi;
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SSAIfBlock if_block;
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if_block.if_block(a >= b);
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phi.add_incoming(a);
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if_block.else_block();
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phi.add_incoming(b);
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if_block.end_block();
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return phi.create();
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}
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