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LLL: use NOT for ~

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This commit is contained in:
Alex Beregszaszi 2016-10-26 01:12:15 +01:00
parent 5a981b59c3
commit ee3cfd8f52
1 changed files with 1 additions and 10 deletions
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11
liblll/CodeFragment.cpp
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@ -332,7 +332,7 @@ void CodeFragment::constructOperation(sp::utree const& _t, CompilerState& _s)
std::map<std::string, Instruction> const c_arith = { { "+", Instruction::ADD }, { "-", Instruction::SUB }, { "*", Instruction::MUL }, { "/", Instruction::DIV }, { "%", Instruction::MOD }, { "&", Instruction::AND }, { "|", Instruction::OR }, { "^", Instruction::XOR } };
std::map<std::string, pair<Instruction, bool>> const c_binary = { { "<", { Instruction::LT, false } }, { "<=", { Instruction::GT, true } }, { ">", { Instruction::GT, false } }, { ">=", { Instruction::LT, true } }, { "S<", { Instruction::SLT, false } }, { "S<=", { Instruction::SGT, true } }, { "S>", { Instruction::SGT, false } }, { "S>=", { Instruction::SLT, true } }, { "=", { Instruction::EQ, false } }, { "!=", { Instruction::EQ, true } } };
std::map<std::string, Instruction> const c_unary = { { "!", Instruction::ISZERO } };
std::map<std::string, Instruction> const c_unary = { { "!", Instruction::ISZERO }, { "~", Instruction::NOT } };
vector<CodeFragment> code;
CompilerState ns = _s;
@ -541,15 +541,6 @@ void CodeFragment::constructOperation(sp::utree const& _t, CompilerState& _s)
// At end now.
m_asm.append(end);
}
else if (us == "~")
{
requireSize(1);
requireDeposit(0, 1);
m_asm.append(code[0].m_asm, 1);
m_asm.append(bigint(u256(0) - 1);
m_asm.append(Instruction::SUB);
}
else if (us == "SEQ")
{
unsigned ii = 0;