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authorchriseth <chris@ethereum.org>2018-06-20 17:38:37 +0800
committerGitHub <noreply@github.com>2018-06-20 17:38:37 +0800
commitba7fbf11e72a4f9da149ac3c9b4c908e4f215250 (patch)
tree0321ccecdd76aa4a17bfc1614cf1ae1ad50e0f13 /test
parentc9ff67ca3e55ba46f6cb4332158328db0c1d2660 (diff)
parent804eb3ef9d45cd9e4f57ba9b4bd60fea36135ca2 (diff)
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Merge pull request #4300 from nventuro/optimize-out-and
Add TruthyAnd Peephole optimization
Diffstat (limited to 'test')
-rw-r--r--test/libevmasm/Optimiser.cpp25
1 files changed, 25 insertions, 0 deletions
diff --git a/test/libevmasm/Optimiser.cpp b/test/libevmasm/Optimiser.cpp
index 4b399a14..5687ffcc 100644
--- a/test/libevmasm/Optimiser.cpp
+++ b/test/libevmasm/Optimiser.cpp
@@ -967,6 +967,31 @@ BOOST_AUTO_TEST_CASE(peephole_swap_comparison)
}
}
+BOOST_AUTO_TEST_CASE(peephole_truthy_and)
+{
+ AssemblyItems items{
+ AssemblyItem(Tag, 1),
+ Instruction::BALANCE,
+ u256(0),
+ Instruction::NOT,
+ Instruction::AND,
+ AssemblyItem(PushTag, 1),
+ Instruction::JUMPI
+ };
+ AssemblyItems expectation{
+ AssemblyItem(Tag, 1),
+ Instruction::BALANCE,
+ AssemblyItem(PushTag, 1),
+ Instruction::JUMPI
+ };
+ PeepholeOptimiser peepOpt(items);
+ BOOST_REQUIRE(peepOpt.optimise());
+ BOOST_CHECK_EQUAL_COLLECTIONS(
+ items.begin(), items.end(),
+ expectation.begin(), expectation.end()
+ );
+}
+
BOOST_AUTO_TEST_CASE(jumpdest_removal)
{
AssemblyItems items{