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solidity/test/libyul/yulOptimizerTests/fullSuite/abi_example1.yul

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Use map join algorithm for performance.
2018-10-29 14:12:31 +00:00
{
let x := abi_encode_t_array$_t_array$_t_contract$_C_$55_$3_memory_$dyn_memory_ptr_to_t_array$_t_array$_t_address_$3_memory_$dyn_memory_ptr(mload(0), 0x20)
let a, b, c, d := abi_decode_tuple_t_uint256t_uint256t_array$_t_uint256_$dyn_memory_ptrt_array$_t_array$_t_uint256_$2_memory_$dyn_memory_ptr(mload(0x20), mload(0x40))
sstore(a, b)
sstore(c, d)
sstore(0, x)
function abi_decode_t_address(offset, end) -> value
{
value := cleanup_revert_t_address(calldataload(offset))
}
function abi_decode_t_array$_t_address_$dyn_memory(offset, end) -> array
{
if iszero(slt(add(offset, 0x1f), end))
{
revert(0, 0)
}
let length := calldataload(offset)
array := allocateMemory(array_allocation_size_t_array$_t_address_$dyn_memory(length))
let dst := array
mstore(array, length)
offset := add(offset, 0x20)
dst := add(dst, 0x20)
let src := offset
if gt(add(src, mul(length, 0x20)), end)
{
revert(0, 0)
}
for {
let i := 0
}
lt(i, length)
{
i := add(i, 1)
}
{
let elementPos := src
mstore(dst, abi_decode_t_address(elementPos, end))
dst := add(dst, 0x20)
src := add(src, 0x20)
}
}
function abi_decode_t_array$_t_array$_t_uint256_$2_memory_$dyn_memory_ptr(offset, end) -> array
{
if iszero(slt(add(offset, 0x1f), end))
{
revert(0, 0)
}
let length := calldataload(offset)
array := allocateMemory(array_allocation_size_t_array$_t_array$_t_uint256_$2_memory_$dyn_memory_ptr(length))
let dst := array
mstore(array, length)
offset := add(offset, 0x20)
dst := add(dst, 0x20)
let src := offset
if gt(add(src, mul(length, 0x40)), end)
{
revert(0, 0)
}
for {
let i := 0
}
lt(i, length)
{
i := add(i, 1)
}
{
let elementPos := src
mstore(dst, abi_decode_t_array$_t_uint256_$2_memory(elementPos, end))
dst := add(dst, 0x20)
src := add(src, 0x40)
}
}
function abi_decode_t_array$_t_uint256_$2_memory(offset, end) -> array
{
if iszero(slt(add(offset, 0x1f), end))
{
revert(0, 0)
}
let length := 0x2
array := allocateMemory(array_allocation_size_t_array$_t_uint256_$2_memory(length))
let dst := array
let src := offset
if gt(add(src, mul(length, 0x20)), end)
{
revert(0, 0)
}
for {
let i := 0
}
lt(i, length)
{
i := add(i, 1)
}
{
let elementPos := src
mstore(dst, abi_decode_t_uint256(elementPos, end))
dst := add(dst, 0x20)
src := add(src, 0x20)
}
}
function abi_decode_t_array$_t_uint256_$dyn_memory(offset, end) -> array
{
if iszero(slt(add(offset, 0x1f), end))
{
revert(0, 0)
}
let length := calldataload(offset)
array := allocateMemory(array_allocation_size_t_array$_t_uint256_$dyn_memory(length))
let dst := array
mstore(array, length)
offset := add(offset, 0x20)
dst := add(dst, 0x20)
let src := offset
if gt(add(src, mul(length, 0x20)), end)
{
revert(0, 0)
}
for {
let i := 0
}
lt(i, length)
{
i := add(i, 1)
}
{
let elementPos := src
mstore(dst, abi_decode_t_uint256(elementPos, end))
dst := add(dst, 0x20)
src := add(src, 0x20)
}
}
function abi_decode_t_array$_t_uint256_$dyn_memory_ptr(offset, end) -> array
{
if iszero(slt(add(offset, 0x1f), end))
{
revert(0, 0)
}
let length := calldataload(offset)
array := allocateMemory(array_allocation_size_t_array$_t_uint256_$dyn_memory_ptr(length))
let dst := array
mstore(array, length)
offset := add(offset, 0x20)
dst := add(dst, 0x20)
let src := offset
if gt(add(src, mul(length, 0x20)), end)
{
revert(0, 0)
}
for {
let i := 0
}
lt(i, length)
{
i := add(i, 1)
}
{
let elementPos := src
mstore(dst, abi_decode_t_uint256(elementPos, end))
dst := add(dst, 0x20)
src := add(src, 0x20)
}
}
function abi_decode_t_contract$_C_$55(offset, end) -> value
{
value := cleanup_revert_t_contract$_C_$55(calldataload(offset))
}
function abi_decode_t_struct$_S_$11_memory_ptr(headStart, end) -> value
{
if slt(sub(end, headStart), 0x60)
{
revert(0, 0)
}
value := allocateMemory(0x60)
{
let offset := 0
mstore(add(value, 0x0), abi_decode_t_uint256(add(headStart, offset), end))
}
{
let offset := calldataload(add(headStart, 32))
if gt(offset, 0xffffffffffffffff)
{
revert(0, 0)
}
mstore(add(value, 0x20), abi_decode_t_array$_t_uint256_$dyn_memory(add(headStart, offset), end))
}
{
let offset := calldataload(add(headStart, 64))
if gt(offset, 0xffffffffffffffff)
{
revert(0, 0)
}
mstore(add(value, 0x40), abi_decode_t_array$_t_address_$dyn_memory(add(headStart, offset), end))
}
}
function abi_decode_t_uint256(offset, end) -> value
{
value := cleanup_revert_t_uint256(calldataload(offset))
}
function abi_decode_t_uint8(offset, end) -> value
{
value := cleanup_revert_t_uint8(calldataload(offset))
}
function abi_decode_tuple_t_contract$_C_$55t_uint8(headStart, dataEnd) -> value0, value1
{
if slt(sub(dataEnd, headStart), 64)
{
revert(0, 0)
}
{
let offset := 0
value0 := abi_decode_t_contract$_C_$55(add(headStart, offset), dataEnd)
}
{
let offset := 32
value1 := abi_decode_t_uint8(add(headStart, offset), dataEnd)
}
}
function abi_decode_tuple_t_struct$_S_$11_memory_ptrt_uint256(headStart, dataEnd) -> value0, value1
{
if slt(sub(dataEnd, headStart), 64)
{
revert(0, 0)
}
{
let offset := calldataload(add(headStart, 0))
if gt(offset, 0xffffffffffffffff)
{
revert(0, 0)
}
value0 := abi_decode_t_struct$_S_$11_memory_ptr(add(headStart, offset), dataEnd)
}
{
let offset := 32
value1 := abi_decode_t_uint256(add(headStart, offset), dataEnd)
}
}
function abi_decode_tuple_t_uint256t_uint256t_array$_t_uint256_$dyn_memory_ptrt_array$_t_array$_t_uint256_$2_memory_$dyn_memory_ptr(headStart, dataEnd) -> value0, value1, value2, value3
{
if slt(sub(dataEnd, headStart), 128)
{
revert(0, 0)
}
{
let offset := 0
value0 := abi_decode_t_uint256(add(headStart, offset), dataEnd)
}
{
let offset := 32
value1 := abi_decode_t_uint256(add(headStart, offset), dataEnd)
}
{
let offset := calldataload(add(headStart, 64))
if gt(offset, 0xffffffffffffffff)
{
revert(0, 0)
}
value2 := abi_decode_t_array$_t_uint256_$dyn_memory_ptr(add(headStart, offset), dataEnd)
}
{
let offset := calldataload(add(headStart, 96))
if gt(offset, 0xffffffffffffffff)
{
revert(0, 0)
}
value3 := abi_decode_t_array$_t_array$_t_uint256_$2_memory_$dyn_memory_ptr(add(headStart, offset), dataEnd)
}
}
function abi_encode_t_array$_t_array$_t_contract$_C_$55_$3_memory_$dyn_memory_ptr_to_t_array$_t_array$_t_address_$3_memory_$dyn_memory_ptr(value, pos) -> end
{
let length := array_length_t_array$_t_array$_t_contract$_C_$55_$3_memory_$dyn_memory_ptr(value)
mstore(pos, length)
pos := add(pos, 0x20)
let srcPtr := array_dataslot_t_array$_t_array$_t_contract$_C_$55_$3_memory_$dyn_memory_ptr(value)
for {
let i := 0
}
lt(i, length)
{
i := add(i, 1)
}
{
abi_encode_t_array$_t_contract$_C_$55_$3_memory_to_t_array$_t_address_$3_memory_ptr(mload(srcPtr), pos)
srcPtr := array_nextElement_t_array$_t_array$_t_contract$_C_$55_$3_memory_$dyn_memory_ptr(srcPtr)
pos := add(pos, 0x60)
}
end := pos
}
function abi_encode_t_array$_t_contract$_C_$55_$3_memory_to_t_array$_t_address_$3_memory_ptr(value, pos)
{
let length := array_length_t_array$_t_contract$_C_$55_$3_memory(value)
let srcPtr := array_dataslot_t_array$_t_contract$_C_$55_$3_memory(value)
for {
let i := 0
}
lt(i, length)
{
i := add(i, 1)
}
{
abi_encode_t_contract$_C_$55_to_t_address(mload(srcPtr), pos)
srcPtr := array_nextElement_t_array$_t_contract$_C_$55_$3_memory(srcPtr)
pos := add(pos, 0x20)
}
}
function abi_encode_t_bool_to_t_bool(value, pos)
{
mstore(pos, cleanup_assert_t_bool(value))
}
function abi_encode_t_contract$_C_$55_to_t_address(value, pos)
{
mstore(pos, convert_t_contract$_C_$55_to_t_address(value))
}
function abi_encode_t_uint16_to_t_uint16(value, pos)
{
mstore(pos, cleanup_assert_t_uint16(value))
}
function abi_encode_t_uint24_to_t_uint24(value, pos)
{
mstore(pos, cleanup_assert_t_uint24(value))
}
function abi_encode_tuple_t_bool__to_t_bool_(headStart, value0) -> tail
{
tail := add(headStart, 32)
abi_encode_t_bool_to_t_bool(value0, add(headStart, 0))
}
function abi_encode_tuple_t_uint16_t_uint24_t_array$_t_array$_t_contract$_C_$55_$3_memory_$dyn_memory_ptr__to_t_uint16_t_uint24_t_array$_t_array$_t_address_$3_memory_$dyn_memory_ptr_(headStart, value2, value1, value0) -> tail
{
tail := add(headStart, 96)
abi_encode_t_uint16_to_t_uint16(value0, add(headStart, 0))
abi_encode_t_uint24_to_t_uint24(value1, add(headStart, 32))
mstore(add(headStart, 64), sub(tail, headStart))
tail := abi_encode_t_array$_t_array$_t_contract$_C_$55_$3_memory_$dyn_memory_ptr_to_t_array$_t_array$_t_address_$3_memory_$dyn_memory_ptr(value2, tail)
}
function allocateMemory(size) -> memPtr
{
memPtr := mload(64)
let newFreePtr := add(memPtr, size)
if or(gt(newFreePtr, 0xffffffffffffffff), lt(newFreePtr, memPtr))
{
revert(0, 0)
}
mstore(64, newFreePtr)
}
function array_allocation_size_t_array$_t_address_$dyn_memory(length) -> size
{
if gt(length, 0xffffffffffffffff)
{
revert(0, 0)
}
size := mul(length, 0x20)
size := add(size, 0x20)
}
function array_allocation_size_t_array$_t_array$_t_uint256_$2_memory_$dyn_memory_ptr(length) -> size
{
if gt(length, 0xffffffffffffffff)
{
revert(0, 0)
}
size := mul(length, 0x20)
size := add(size, 0x20)
}
function array_allocation_size_t_array$_t_uint256_$2_memory(length) -> size
{
if gt(length, 0xffffffffffffffff)
{
revert(0, 0)
}
size := mul(length, 0x20)
}
function array_allocation_size_t_array$_t_uint256_$dyn_memory(length) -> size
{
if gt(length, 0xffffffffffffffff)
{
revert(0, 0)
}
size := mul(length, 0x20)
size := add(size, 0x20)
}
function array_allocation_size_t_array$_t_uint256_$dyn_memory_ptr(length) -> size
{
if gt(length, 0xffffffffffffffff)
{
revert(0, 0)
}
size := mul(length, 0x20)
size := add(size, 0x20)
}
function array_dataslot_t_array$_t_array$_t_contract$_C_$55_$3_memory_$dyn_memory_ptr(memPtr) -> dataPtr
{
dataPtr := add(memPtr, 0x20)
}
function array_dataslot_t_array$_t_contract$_C_$55_$3_memory(memPtr) -> dataPtr
{
dataPtr := memPtr
}
function array_length_t_array$_t_array$_t_contract$_C_$55_$3_memory_$dyn_memory_ptr(value) -> length
{
length := mload(value)
}
function array_length_t_array$_t_contract$_C_$55_$3_memory(value) -> length
{
length := 0x3
}
function array_nextElement_t_array$_t_array$_t_contract$_C_$55_$3_memory_$dyn_memory_ptr(memPtr) -> nextPtr
{
nextPtr := add(memPtr, 0x20)
}
function array_nextElement_t_array$_t_contract$_C_$55_$3_memory(memPtr) -> nextPtr
{
nextPtr := add(memPtr, 0x20)
}
function cleanup_assert_t_address(value) -> cleaned
{
cleaned := cleanup_assert_t_uint160(value)
}
function cleanup_assert_t_bool(value) -> cleaned
{
cleaned := iszero(iszero(value))
}
function cleanup_assert_t_uint16(value) -> cleaned
{
cleaned := and(value, 0xFFFF)
}
function cleanup_assert_t_uint160(value) -> cleaned
{
cleaned := and(value, 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF)
}
function cleanup_assert_t_uint24(value) -> cleaned
{
cleaned := and(value, 0xFFFFFF)
}
function cleanup_revert_t_address(value) -> cleaned
{
cleaned := cleanup_assert_t_uint160(value)
}
function cleanup_revert_t_contract$_C_$55(value) -> cleaned
{
cleaned := cleanup_assert_t_address(value)
}
function cleanup_revert_t_uint256(value) -> cleaned
{
cleaned := value
}
function cleanup_revert_t_uint8(value) -> cleaned
{
cleaned := and(value, 0xFF)
}
function convert_t_contract$_C_$55_to_t_address(value) -> converted
{
converted := convert_t_contract$_C_$55_to_t_uint160(value)
}
function convert_t_contract$_C_$55_to_t_uint160(value) -> converted
{
converted := cleanup_assert_t_uint160(value)
}
}
// ----
// fullSuite
// {
Add equivalent function combiner as Yul optimizer step.
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// let _1 := 0x20
Update tests.
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// let _2 := 0
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// let _268 := mload(_2)
// let abi_encode_pos := _1
// let abi_encode_length_68 := mload(_268)
// mstore(_1, abi_encode_length_68)
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// abi_encode_pos := 64
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// let abi_encode_srcPtr := add(_268, _1)
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// let abi_encode_i_69 := _2
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// for {
// }
// lt(abi_encode_i_69, abi_encode_length_68)
// {
// abi_encode_i_69 := add(abi_encode_i_69, 1)
// }
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// {
Add equivalent function combiner as Yul optimizer step.
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// let _668 := mload(abi_encode_srcPtr)
// let abi_encode_pos_71_760 := abi_encode_pos
// let abi_encode_srcPtr_73_762 := _668
// let abi_encode_i_74_763 := _2
// for {
// }
// lt(abi_encode_i_74_763, 0x3)
// {
// abi_encode_i_74_763 := add(abi_encode_i_74_763, 1)
// }
// {
// mstore(abi_encode_pos_71_760, and(mload(abi_encode_srcPtr_73_762), 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF))
// abi_encode_srcPtr_73_762 := add(abi_encode_srcPtr_73_762, _1)
// abi_encode_pos_71_760 := add(abi_encode_pos_71_760, _1)
// }
// abi_encode_srcPtr := add(abi_encode_srcPtr, _1)
Use the block flattener.
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// abi_encode_pos := add(abi_encode_pos, 0x60)
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// }
Add equivalent function combiner as Yul optimizer step.
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// let _270 := mload(64)
// let _271 := mload(_1)
// if slt(sub(_270, _271), 128)
Update tests.
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// {
// revert(_2, _2)
// }
Add equivalent function combiner as Yul optimizer step.
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// let abi_decode_offset_64 := calldataload(add(_271, 64))
// let abi_decode__74 := 0xffffffffffffffff
// if gt(abi_decode_offset_64, abi_decode__74)
Update tests.
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// {
// revert(_2, _2)
// }
Add equivalent function combiner as Yul optimizer step.
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// let abi_decode_value2_367 := abi_decode_t_array$_t_uint256_$dyn_memory_ptr(add(_271, abi_decode_offset_64), _270)
// let abi_decode_offset_65 := calldataload(add(_271, 96))
// if gt(abi_decode_offset_65, abi_decode__74)
Update tests.
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// {
// revert(_2, _2)
// }
Add equivalent function combiner as Yul optimizer step.
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// let abi_decode_value3_368 := abi_decode_t_array$_t_array$_t_uint256_$2_memory_$dyn_memory_ptr(add(_271, abi_decode_offset_65), _270)
// sstore(calldataload(_271), calldataload(add(_271, _1)))
// sstore(abi_decode_value2_367, abi_decode_value3_368)
Update tests.
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// sstore(_2, abi_encode_pos)
Do not inline into already big functions.
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// function abi_decode_t_array$_t_array$_t_uint256_$2_memory_$dyn_memory_ptr(offset_3, end_4) -> array_5
// {
// if iszero(slt(add(offset_3, 0x1f), end_4))
Use map join algorithm for performance.
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// {
Use rematerializer if variable is unreferenced or value is "cheap".
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// revert(0, 0)
Use map join algorithm for performance.
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// }
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// let length_6 := calldataload(offset_3)
Add equivalent function combiner as Yul optimizer step.
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// let array_5_115 := allocateMemory(array_allocation_size_t_array$_t_address_$dyn_memory(length_6))
// array_5 := array_5_115
// let dst_7 := array_5_115
// mstore(array_5_115, length_6)
// let _16 := 0x20
// dst_7 := add(array_5_115, _16)
// let src_8 := add(offset_3, _16)
// if gt(add(add(offset_3, mul(length_6, 0x40)), _16), end_4)
Update tests.
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// {
// revert(0, 0)
// }
Add equivalent function combiner as Yul optimizer step.
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// let i_9_346 := 0
// let i_9 := i_9_346
Do not inline into already big functions.
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// for {
Use map join algorithm for performance.
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// }
Do not inline into already big functions.
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// lt(i_9, length_6)
Use map join algorithm for performance.
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// {
Do not inline into already big functions.
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// i_9 := add(i_9, 1)
Use map join algorithm for performance.
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// }
// {
Update tests.
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// if iszero(slt(add(src_8, 0x1f), end_4))
// {
Add equivalent function combiner as Yul optimizer step.
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// revert(i_9_346, i_9_346)
Update tests.
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// }
Add equivalent function combiner as Yul optimizer step.
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// let abi_decode_array_13_124 := allocateMemory(array_allocation_size_t_array$_t_uint256_$2_memory(0x2))
// let abi_decode_dst_15 := abi_decode_array_13_124
Update tests.
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// let abi_decode_src_16 := src_8
Add equivalent function combiner as Yul optimizer step.
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// let abi_decode__289 := add(src_8, 0x40)
// if gt(abi_decode__289, end_4)
Update tests.
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// {
Add equivalent function combiner as Yul optimizer step.
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// revert(i_9_346, i_9_346)
Update tests.
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// }
Add equivalent function combiner as Yul optimizer step.
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// let abi_decode_i_17 := i_9_346
Update tests.
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// for {
// }
// lt(abi_decode_i_17, 0x2)
// {
// abi_decode_i_17 := add(abi_decode_i_17, 1)
// }
// {
// mstore(abi_decode_dst_15, calldataload(abi_decode_src_16))
Add equivalent function combiner as Yul optimizer step.
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// abi_decode_dst_15 := add(abi_decode_dst_15, _16)
// abi_decode_src_16 := add(abi_decode_src_16, _16)
Update tests.
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// }
Add equivalent function combiner as Yul optimizer step.
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// mstore(dst_7, abi_decode_array_13_124)
// dst_7 := add(dst_7, _16)
// src_8 := abi_decode__289
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// }
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// }
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// function abi_decode_t_array$_t_uint256_$dyn_memory_ptr(offset_27, end_28) -> array_29
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// {
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// if iszero(slt(add(offset_27, 0x1f), end_28))
// {
// revert(0, 0)
// }
// let length_30 := calldataload(offset_27)
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// let array_29_131 := allocateMemory(array_allocation_size_t_array$_t_address_$dyn_memory(length_30))
// array_29 := array_29_131
// let dst_31 := array_29_131
// mstore(array_29_131, length_30)
// let _52 := 0x20
// dst_31 := add(array_29_131, _52)
// let src_32 := add(offset_27, _52)
// if gt(add(add(offset_27, mul(length_30, _52)), _52), end_28)
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// {
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// revert(0, 0)
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// }
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// let i_33 := 0
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// for {
// }
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// lt(i_33, length_30)
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// {
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// i_33 := add(i_33, 1)
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// }
// {
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// mstore(dst_31, calldataload(src_32))
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// dst_31 := add(dst_31, _52)
// src_32 := add(src_32, _52)
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// }
// }
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// function allocateMemory(size) -> memPtr
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// {
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// let memPtr_157 := mload(64)
// memPtr := memPtr_157
// let newFreePtr := add(memPtr_157, size)
// if or(gt(newFreePtr, 0xffffffffffffffff), lt(newFreePtr, memPtr_157))
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// {
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// revert(0, 0)
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// }
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// mstore(64, newFreePtr)
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// }
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// function array_allocation_size_t_array$_t_address_$dyn_memory(length_90) -> size_91
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// {
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// if gt(length_90, 0xffffffffffffffff)
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// {
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// revert(0, 0)
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// }
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// size_91 := add(mul(length_90, 0x20), 0x20)
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// }
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// function array_allocation_size_t_array$_t_uint256_$2_memory(length_94) -> size_95
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// {
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// if gt(length_94, 0xffffffffffffffff)
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// {
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// revert(0, 0)
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// }
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// size_95 := mul(length_94, 0x20)
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// }
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// }
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