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Rematerialize zero literals

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This commit is contained in:
Nikola Matic
2023-08-07 17:33:16 +02:00
parent 511712570b
commit 96e7b4f46b
195 changed files with 665 additions and 744 deletions
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test/cmdlineTests/name_simplifier/output
+59 -60
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@@ -21,101 +21,100 @@ object "C_59" {
let _2 := 4
if iszero(lt(calldatasize(), _2))
{
let _3 := 0
if eq(0xf8eddcc6, shr(224, calldataload(_3)))
if eq(0xf8eddcc6, shr(224, calldataload(0)))
{
if callvalue() { revert(_3, _3) }
let _4 := 32
if slt(add(calldatasize(), not(3)), _4) { revert(_3, _3) }
if callvalue() { revert(0, 0) }
let _3 := 32
if slt(add(calldatasize(), not(3)), _3) { revert(0, 0) }
let offset := calldataload(_2)
let _5 := 0xffffffffffffffff
if gt(offset, _5) { revert(_3, _3) }
if iszero(slt(add(offset, 35), calldatasize())) { revert(_3, _3) }
let _6 := calldataload(add(_2, offset))
let _7 := 36
if gt(_6, _5)
let _4 := 0xffffffffffffffff
if gt(offset, _4) { revert(0, 0) }
if iszero(slt(add(offset, 35), calldatasize())) { revert(0, 0) }
let _5 := calldataload(add(_2, offset))
let _6 := 36
if gt(_5, _4)
{
mstore(_3, shl(224, 0x4e487b71))
mstore(0, shl(224, 0x4e487b71))
mstore(_2, 0x41)
revert(_3, _7)
revert(0, _6)
}
let _8 := shl(5, _6)
let _9 := not(31)
let newFreePtr := add(_1, and(add(_8, 63), _9))
if or(gt(newFreePtr, _5), lt(newFreePtr, _1))
let _7 := shl(5, _5)
let _8 := not(31)
let newFreePtr := add(_1, and(add(_7, 63), _8))
if or(gt(newFreePtr, _4), lt(newFreePtr, _1))
{
mstore(_3, shl(224, 0x4e487b71))
mstore(0, shl(224, 0x4e487b71))
mstore(_2, 0x41)
revert(_3, _7)
revert(0, _6)
}
let _10 := 64
mstore(_10, newFreePtr)
let _9 := 64
mstore(_9, newFreePtr)
let dst := _1
mstore(_1, _6)
dst := add(_1, _4)
mstore(_1, _5)
dst := add(_1, _3)
let dst_1 := dst
let srcEnd := add(add(offset, _8), _7)
if gt(srcEnd, calldatasize()) { revert(_3, _3) }
let src := add(offset, _7)
for { } lt(src, srcEnd) { src := add(src, _4) }
let srcEnd := add(add(offset, _7), _6)
if gt(srcEnd, calldatasize()) { revert(0, 0) }
let src := add(offset, _6)
for { } lt(src, srcEnd) { src := add(src, _3) }
{
if slt(sub(calldatasize(), src), _4) { revert(_3, _3) }
let memPtr := mload(_10)
let newFreePtr_1 := add(memPtr, _4)
if or(gt(newFreePtr_1, _5), lt(newFreePtr_1, memPtr))
if slt(sub(calldatasize(), src), _3) { revert(0, 0) }
let memPtr := mload(_9)
let newFreePtr_1 := add(memPtr, _3)
if or(gt(newFreePtr_1, _4), lt(newFreePtr_1, memPtr))
{
mstore(_3, shl(224, 0x4e487b71))
mstore(0, shl(224, 0x4e487b71))
mstore(_2, 0x41)
revert(_3, _7)
revert(0, _6)
}
mstore(_10, newFreePtr_1)
mstore(_9, newFreePtr_1)
mstore(memPtr, calldataload(src))
mstore(dst, memPtr)
dst := add(dst, _4)
dst := add(dst, _3)
}
if iszero(mload(_1))
{
mstore(_3, shl(224, 0x4e487b71))
mstore(0, shl(224, 0x4e487b71))
mstore(_2, 0x32)
revert(_3, _7)
revert(0, _6)
}
sstore(_3, mload(/** @src 0:469:474 "_s[0]" */ mload(dst_1)))
sstore(0, mload(/** @src 0:469:474 "_s[0]" */ mload(dst_1)))
/// @src 0:346:625 "contract C {..."
if iszero(lt(/** @src 0:492:493 "1" */ 0x01, /** @src 0:346:625 "contract C {..." */ mload(_1)))
{
mstore(_3, shl(224, 0x4e487b71))
mstore(0, shl(224, 0x4e487b71))
mstore(_2, 0x32)
revert(_3, _7)
revert(0, _6)
}
let _11 := mload(/** @src 0:489:494 "_s[1]" */ mload(/** @src 0:346:625 "contract C {..." */ add(_1, _10)))
sstore(0x02, _11)
let memPtr_1 := mload(_10)
let _10 := mload(/** @src 0:489:494 "_s[1]" */ mload(/** @src 0:346:625 "contract C {..." */ add(_1, _9)))
sstore(0x02, _10)
let memPtr_1 := mload(_9)
let newFreePtr_2 := add(memPtr_1, 160)
if or(gt(newFreePtr_2, _5), lt(newFreePtr_2, memPtr_1))
if or(gt(newFreePtr_2, _4), lt(newFreePtr_2, memPtr_1))
{
mstore(_3, shl(224, 0x4e487b71))
mstore(0, shl(224, 0x4e487b71))
mstore(_2, 0x41)
revert(_3, _7)
revert(0, _6)
}
mstore(_10, newFreePtr_2)
mstore(_9, newFreePtr_2)
mstore(memPtr_1, 100)
mstore(add(memPtr_1, _4), "longstringlongstringlongstringlo")
mstore(add(memPtr_1, _10), "ngstringlongstringlongstringlong")
let _12 := 96
mstore(add(memPtr_1, _12), "stringlongstringlongstringlongst")
mstore(add(memPtr_1, _3), "longstringlongstringlongstringlo")
mstore(add(memPtr_1, _9), "ngstringlongstringlongstringlong")
let _11 := 96
mstore(add(memPtr_1, _11), "stringlongstringlongstringlongst")
mstore(add(memPtr_1, 128), "ring")
let memPos := mload(_10)
mstore(memPos, _11)
mstore(add(memPos, _4), _10)
let memPos := mload(_9)
mstore(memPos, _10)
mstore(add(memPos, _3), _9)
let length := mload(memPtr_1)
mstore(add(memPos, _10), length)
let i := _3
for { } lt(i, length) { i := add(i, _4) }
mstore(add(memPos, _9), length)
let i := 0
for { } lt(i, length) { i := add(i, _3) }
{
mstore(add(add(memPos, i), _12), mload(add(add(memPtr_1, i), _4)))
mstore(add(add(memPos, i), _11), mload(add(add(memPtr_1, i), _3)))
}
mstore(add(add(memPos, length), _12), _3)
return(memPos, add(sub(add(memPos, and(add(length, 31), _9)), memPos), _12))
mstore(add(add(memPos, length), _11), 0)
return(memPos, add(sub(add(memPos, and(add(length, 31), _8)), memPos), _11))
}
}
revert(0, 0)