solidity/test/libsolidity/semanticTests/structs/copy_substructures_to_mapping.sol
chriseth 79c52b3c9e Re-use knowledge about keccak calls.
Re-use knowledge about keccak calls.

Update gas cost.

More tests.

Fix bug.

Update libyul/optimiser/DataFlowAnalyzer.cpp

Remove util prefixes

fix test

More test cases.

Add Changelog entry
2022-12-07 14:16:13 +01:00

67 lines
1.8 KiB
Solidity

pragma abicoder v2;
contract C {
struct S {
bytes b;
uint16[] a;
uint16 u;
}
S s;
constructor() {
uint16[] memory a = new uint16[](2);
a[0] = 13;
a[1] = 14;
s.b = "foo";
s.a = a;
s.u = 21;
}
mapping (uint => S) m;
function from_memory() public returns (S memory) {
S memory sMemory = s;
m[0].b = sMemory.b;
m[0].a = sMemory.a;
m[0].u = sMemory.u;
return m[0];
}
function from_state() public returns (S memory) {
m[1].b = s.b;
m[1].a = s.a;
m[1].u = s.u;
return m[1];
}
function from_storage() public returns (S memory) {
S storage sLocal = s;
m[1].b = sLocal.b;
m[1].a = sLocal.a;
m[1].u = sLocal.u;
return m[1];
}
function from_calldata(S calldata sCalldata) public returns (S memory) {
m[2].b = sCalldata.b;
m[2].a = sCalldata.a;
m[2].u = sCalldata.u;
return m[2];
}
}
// ----
// from_memory() -> 0x20, 0x60, 0xa0, 0x15, 3, 0x666F6F0000000000000000000000000000000000000000000000000000000000, 2, 13, 14
// gas irOptimized: 123041
// gas legacy: 130289
// gas legacyOptimized: 128785
// from_state() -> 0x20, 0x60, 0xa0, 21, 3, 0x666F6F0000000000000000000000000000000000000000000000000000000000, 2, 13, 14
// gas irOptimized: 121737
// gas legacy: 123341
// gas legacyOptimized: 121892
// from_calldata((bytes,uint16[],uint16)): 0x20, 0x60, 0xa0, 21, 3, 0x666F6F0000000000000000000000000000000000000000000000000000000000, 2, 13, 14 -> 0x20, 0x60, 0xa0, 0x15, 3, 0x666F6F0000000000000000000000000000000000000000000000000000000000, 2, 13, 14
// gas irOptimized: 115127
// gas legacy: 122579
// gas legacyOptimized: 120829