solidity

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Daniel Kirchner c71fb76bb2 Proofs for the overflow and underflow conditions in checked arithmetic for Sol->Yul code generation.

2019-06-20 15:58:10 +02:00

checked_int_add.py

Proofs for the overflow and underflow conditions in checked arithmetic for Sol->Yul code generation.

2019-06-20 15:58:10 +02:00

checked_int_div.py

Proofs for the overflow and underflow conditions in checked arithmetic for Sol->Yul code generation.

2019-06-20 15:58:10 +02:00

checked_int_mul_16.py

Proofs for the overflow and underflow conditions in checked arithmetic for Sol->Yul code generation.

2019-06-20 15:58:10 +02:00

checked_int_sub.py

Proofs for the overflow and underflow conditions in checked arithmetic for Sol->Yul code generation.

2019-06-20 15:58:10 +02:00

checked_uint_add.py

Proofs for the overflow and underflow conditions in checked arithmetic for Sol->Yul code generation.

2019-06-20 15:58:10 +02:00

checked_uint_mul_16.py

Proofs for the overflow and underflow conditions in checked arithmetic for Sol->Yul code generation.

2019-06-20 15:58:10 +02:00

checked_uint_sub.py

Proofs for the overflow and underflow conditions in checked arithmetic for Sol->Yul code generation.

2019-06-20 15:58:10 +02:00

combine_div_shl_one_32.py

Fix comparison opcodes and minor errors in proof scripts.

2019-06-14 17:04:50 +02:00

combine_mul_shl_one_64.py

Fix comparison opcodes and minor errors in proof scripts.

2019-06-14 17:04:50 +02:00

combine_shl_shr_by_constant_64.py

Move optimization proofs repo to Solidity repo

2019-06-13 17:11:48 +02:00

combine_shr_shl_by_constant_64.py

Fix comparison opcodes and minor errors in proof scripts.

2019-06-14 17:04:50 +02:00

move_and_across_shl_128.py

Move optimization proofs repo to Solidity repo

2019-06-13 17:11:48 +02:00

move_and_across_shr_128.py

Move optimization proofs repo to Solidity repo

2019-06-13 17:11:48 +02:00

opcodes.py

Proofs for the overflow and underflow conditions in checked arithmetic for Sol->Yul code generation.

2019-06-20 15:58:10 +02:00

README.md

Move optimization proofs repo to Solidity repo

2019-06-13 17:11:48 +02:00

rule.py

Add CI job for optimization proofs

2019-06-19 22:29:23 +02:00

shl_workaround_8.py

Move optimization proofs repo to Solidity repo

2019-06-13 17:11:48 +02:00

sub_not_zero_x_to_not_x_256.py

Correctness proof for SUB(NOT(0),X)->NOT(X).

2019-06-14 14:08:21 +02:00

util.py

Proofs for the overflow and underflow conditions in checked arithmetic for Sol->Yul code generation.

2019-06-20 15:58:10 +02:00

README.md

The Solidity compiler implements several optimization rules.

This directory contains an effort to formally prove the correctness of those rules in:

HOL with EthIsabelle
FOL with SMT solvers using Integers and BitVectors