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fix(evm): restore memory and gas correctness #610

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6c93d43
fix(evm): restore memory and gas correctness
ys8888john Sep 21, 2026
4cea2c6
fix(evm): restore access-list warmth and no-expand memory sync
ys8888john Sep 28, 2026
793f85b
fix(evm): prewarm prague bls precompiles on transaction start
ys8888john Sep 29, 2026
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48 changes: 30 additions & 18 deletions src/compiler/evm_frontend/evm_mir_compiler.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -4772,9 +4772,11 @@ void EVMMirBuilder::handleCodeCopy(Operand DestOffsetComponents,
reloadGasFromMemory();
}
#endif
if (!UsePreparedMemory) {
reloadMemorySizeFromInstance();
}
// No-expand helpers run on a proven memory range, but the instance memory
// backing buffer may still be materialized or rebased on first use. Keep
// the cached base pointer and size in sync so the next direct memory
// operation never reads a stale base.
reloadMemorySizeFromInstance();
}

typename EVMMirBuilder::Operand
Expand Down Expand Up @@ -6010,9 +6012,11 @@ EVMMirBuilder::handleKeccak256(Operand OffsetComponents,
#ifdef ZEN_ENABLE_EVM_GAS_REGISTER
reloadGasFromMemory();
#endif
if (!UsePreparedMemory) {
reloadMemorySizeFromInstance();
}
// No-expand helpers run on a proven memory range, but the instance memory
// backing buffer may still be materialized or rebased on first use. Keep
// the cached base pointer and size in sync so the next direct memory
// operation never reads a stale base.
reloadMemorySizeFromInstance();
return Result;
}

Expand Down Expand Up @@ -6042,9 +6046,11 @@ EVMMirBuilder::handleKeccak256TwoWord(Operand OffsetComponents, Operand Word0,
#ifdef ZEN_ENABLE_EVM_GAS_REGISTER
reloadGasFromMemory();
#endif
if (!UsePreparedMemory) {
reloadMemorySizeFromInstance();
}
// No-expand helpers run on a proven memory range, but the instance memory
// backing buffer may still be materialized or rebased on first use. Keep
// the cached base pointer and size in sync so the next direct memory
// operation never reads a stale base.
reloadMemorySizeFromInstance();
return Result;
}

Expand Down Expand Up @@ -6075,9 +6081,11 @@ typename EVMMirBuilder::Operand EVMMirBuilder::handleKeccak256CallDataConstSlot(
#ifdef ZEN_ENABLE_EVM_GAS_REGISTER
reloadGasFromMemory();
#endif
if (!UsePreparedMemory) {
reloadMemorySizeFromInstance();
}
// No-expand helpers run on a proven memory range, but the instance memory
// backing buffer may still be materialized or rebased on first use. Keep
// the cached base pointer and size in sync so the next direct memory
// operation never reads a stale base.
reloadMemorySizeFromInstance();
return Result;
}

Expand Down Expand Up @@ -6107,9 +6115,11 @@ EVMMirBuilder::handleKeccak256CallerConstSlot(Operand OffsetComponents,
#ifdef ZEN_ENABLE_EVM_GAS_REGISTER
reloadGasFromMemory();
#endif
if (!UsePreparedMemory) {
reloadMemorySizeFromInstance();
}
// No-expand helpers run on a proven memory range, but the instance memory
// backing buffer may still be materialized or rebased on first use. Keep
// the cached base pointer and size in sync so the next direct memory
// operation never reads a stale base.
reloadMemorySizeFromInstance();
return Result;
}

Expand Down Expand Up @@ -7409,9 +7419,11 @@ void EVMMirBuilder::handleCallDataCopy(Operand DestOffsetComponents,
reloadGasFromMemory();
}
#endif
if (!UsePreparedMemory) {
reloadMemorySizeFromInstance();
}
// No-expand helpers run on a proven memory range, but the instance memory
// backing buffer may still be materialized or rebased on first use. Keep
// the cached base pointer and size in sync so the next direct memory
// operation never reads a stale base.
reloadMemorySizeFromInstance();
}

void EVMMirBuilder::handleExtCodeCopy(Operand AddressComponents,
Expand Down
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