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authorchriseth <chris@ethereum.org>2018-10-12 21:15:41 +0800
committerGitHub <noreply@github.com>2018-10-12 21:15:41 +0800
commit1d312c8e4073e2e7ce9a23a721013942e1e5c727 (patch)
treeaed816fd4530a0dcf2b20ad4ac6b3daad060fae2 /test/libjulia/Rematerialiser.cpp
parent5f5dc8956d39ab19c5408aa4c39a3cd10d3a2dec (diff)
parenta937a449df81928437bb6f367289c776fe842dc9 (diff)
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Merge pull request #5203 from ethereum/moveMoreYulTests
Move more yul optimizer tests
Diffstat (limited to 'test/libjulia/Rematerialiser.cpp')
-rw-r--r--test/libjulia/Rematerialiser.cpp179
1 files changed, 0 insertions, 179 deletions
diff --git a/test/libjulia/Rematerialiser.cpp b/test/libjulia/Rematerialiser.cpp
deleted file mode 100644
index 63e525d5..00000000
--- a/test/libjulia/Rematerialiser.cpp
+++ /dev/null
@@ -1,179 +0,0 @@
-/*
- This file is part of solidity.
-
- solidity is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation, either version 3 of the License, or
- (at your option) any later version.
-
- solidity is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with solidity. If not, see <http://www.gnu.org/licenses/>.
-*/
-/**
- * @date 2017
- * Unit tests for the rematerialiser optimizer stage.
- */
-
-#include <test/libjulia/Common.h>
-
-#include <libjulia/optimiser/Rematerialiser.h>
-
-#include <libsolidity/inlineasm/AsmPrinter.h>
-
-#include <boost/test/unit_test.hpp>
-
-#include <boost/range/adaptors.hpp>
-#include <boost/algorithm/string/join.hpp>
-
-using namespace std;
-using namespace dev;
-using namespace dev::julia;
-using namespace dev::julia::test;
-using namespace dev::solidity;
-
-
-#define CHECK(_original, _expectation)\
-do\
-{\
- assembly::AsmPrinter p;\
- Block b = disambiguate(_original, false);\
- (Rematerialiser{})(b);\
- string result = p(b);\
- BOOST_CHECK_EQUAL(result, format(_expectation, false));\
-}\
-while(false)
-
-BOOST_AUTO_TEST_SUITE(YulRematerialiser)
-
-BOOST_AUTO_TEST_CASE(smoke_test)
-{
- CHECK("{ }", "{ }");
-}
-
-BOOST_AUTO_TEST_CASE(trivial)
-{
- CHECK(
- "{ let a := 1 let b := a mstore(0, b) }",
- "{ let a := 1 let b := 1 mstore(0, 1) }"
- );
-}
-
-BOOST_AUTO_TEST_CASE(expression)
-{
- CHECK(
- "{ let a := add(mul(calldatasize(), 2), number()) let b := add(a, a) }",
- "{ let a := add(mul(calldatasize(), 2), number()) let b := add("
- "add(mul(calldatasize(), 2), number()),"
- "add(mul(calldatasize(), 2), number())"
- ") }"
- );
-}
-
-BOOST_AUTO_TEST_CASE(reassign)
-{
- CHECK(
- "{ let a := extcodesize(0) let b := a let c := b a := 2 let d := add(b, c) pop(a) pop(b) pop(c) pop(d) }",
- "{ let a := extcodesize(0) let b := a let c := a a := 2 let d := add(b, c) pop(2) pop(b) pop(c) pop(add(b, c)) }"
- );
-}
-
-BOOST_AUTO_TEST_CASE(non_movable_instr)
-{
- CHECK(
- "{ let a := 1 let b := mload(a) let c := a mstore(add(a, b), c) }",
- "{ let a := 1 let b := mload(1) let c := 1 mstore(add(1, b), 1) }"
- );
-}
-
-BOOST_AUTO_TEST_CASE(non_movable_fun)
-{
- CHECK(
- "{ function f(x) -> y {} let a := 1 let b := f(a) let c := a mstore(add(a, b), c) }",
- "{ function f(x) -> y {} let a := 1 let b := f(1) let c := 1 mstore(add(1, b), 1) }"
- );
-}
-
-BOOST_AUTO_TEST_CASE(branches_if)
-{
- CHECK(
- "{ let a := 1 let b := 2 if b { pop(b) b := a } let c := b }",
- "{ let a := 1 let b := 2 if 2 { pop(2) b := 1 } let c := b }"
- );
-}
-
-BOOST_AUTO_TEST_CASE(branches_switch)
-{
- CHECK(
- "{ let a := 1 let b := 2 switch number() case 1 { b := a } default { let x := a let y := b b := a } pop(add(a, b)) }",
- "{ let a := 1 let b := 2 switch number() case 1 { b := 1 } default { let x := 1 let y := b b := 1 } pop(add(1, b)) }"
- );
-}
-
-BOOST_AUTO_TEST_CASE(branches_for)
-{
- CHECK(
- "{ let a := 1 for { pop(a) } a { pop(a) } { pop(a) } }",
- "{ let a := 1 for { pop(1) } 1 { pop(1) } { pop(1) } }"
- );
- CHECK(
- "{ let a := 1 for { pop(a) } a { pop(a) } { a := 7 let c := a } let x := a }",
- "{ let a := 1 for { pop(1) } a { pop(7) } { a := 7 let c := 7 } let x := a }"
- );
-}
-
-BOOST_AUTO_TEST_CASE(branches_for_declared_in_init)
-{
- CHECK(
- "{ let b := 0 for { let a := 1 pop(a) } a { pop(a) } { b := 1 pop(a) } }",
- "{ let b := 0 for { let a := 1 pop(1) } 1 { pop(1) } { b := 1 pop(1) } }"
- );
- CHECK(
- "{ let b := 0 for { let a := 1 pop(a) } lt(a, 0) { pop(a) a := add(a, 3) } { b := 1 pop(a) } }",
- "{ let b := 0 for { let a := 1 pop(1) } lt(a, 0) { pop(a) a := add(a, 3) } { b := 1 pop(a) } }"
- );
-}
-
-BOOST_AUTO_TEST_CASE(reassignment)
-{
- CHECK(
- "{ let a := 1 pop(a) if a { a := 2 } let b := mload(a) pop(b) }",
- "{ let a := 1 pop(1) if 1 { a := 2 } let b := mload(a) pop(b) }"
- );
-}
-
-BOOST_AUTO_TEST_CASE(update_assignment_remat)
-{
- // We cannot substitute `a` in `let b := a`
- CHECK(
- "{ let a := extcodesize(0) a := mul(a, 2) let b := a }",
- "{ let a := extcodesize(0) a := mul(a, 2) let b := a }"
- );
-}
-
-BOOST_AUTO_TEST_CASE(do_not_move_out_of_scope)
-{
- // Cannot replace by `let b := x` by `let b := a` since a is out of scope.
- CHECK(
- "{ let x { let a := sload(0) x := a } let b := x }",
- "{ let x { let a := sload(0) x := a } let b := x }"
- );
-}
-
-BOOST_AUTO_TEST_CASE(do_not_remat_large_amounts_of_code)
-{
- CHECK(
- "{ let x := add(mul(calldataload(2), calldataload(4)), mul(2, calldatasize())) let b := x }",
- "{ let x := add(mul(calldataload(2), calldataload(4)), mul(2, calldatasize())) let b := x }"
- );
- CHECK(
- "{ let x := add(mul(calldataload(2), calldataload(4)), calldatasize()) let b := x }",
- "{ let x := add(mul(calldataload(2), calldataload(4)), calldatasize()) let b := add(mul(calldataload(2), calldataload(4)), calldatasize()) }"
- );
-}
-
-BOOST_AUTO_TEST_SUITE_END()