forked from AbleOS/holey-bytes
bye stuff
This commit is contained in:
parent
006dcca309
commit
26105bab70
55
Cargo.lock
generated
55
Cargo.lock
generated
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@ -47,25 +47,6 @@ version = "1.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
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[[package]]
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name = "convert_case"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6245d59a3e82a7fc217c5828a6692dbc6dfb63a0c8c90495621f7b9d79704a0e"
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[[package]]
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name = "derive_more"
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version = "0.99.17"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "4fb810d30a7c1953f91334de7244731fc3f3c10d7fe163338a35b9f640960321"
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dependencies = [
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"convert_case",
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"proc-macro2",
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"quote",
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"rustc_version",
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"syn 1.0.109",
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]
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[[package]]
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name = "fnv"
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version = "1.0.7"
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@ -113,9 +94,7 @@ version = "0.1.0"
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name = "hbvm"
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version = "0.1.0"
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dependencies = [
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"derive_more",
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"hbbytecode",
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"static_assertions",
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]
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[[package]]
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@ -168,7 +147,7 @@ dependencies = [
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"proc-macro2",
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"quote",
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"regex-syntax",
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"syn 2.0.29",
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"syn",
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]
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[[package]]
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@ -216,38 +195,6 @@ version = "0.6.29"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
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[[package]]
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name = "rustc_version"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
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dependencies = [
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"semver",
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]
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[[package]]
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name = "semver"
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version = "1.0.18"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b0293b4b29daaf487284529cc2f5675b8e57c61f70167ba415a463651fd6a918"
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[[package]]
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name = "static_assertions"
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version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
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[[package]]
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name = "syn"
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version = "1.0.109"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
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dependencies = [
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"proc-macro2",
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"quote",
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"unicode-ident",
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]
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[[package]]
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name = "syn"
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version = "2.0.29"
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@ -12,6 +12,4 @@ alloc = []
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nightly = []
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[dependencies]
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derive_more = "0.99"
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hbbytecode.path = "../hbbytecode"
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static_assertions = "1.0"
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hbbytecode.path = "../hbbytecode"
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@ -24,6 +24,7 @@ pub mod value;
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mod bmc;
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mod vmrun;
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mod utils;
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use {bmc::BlockCopier, value::Value};
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@ -1,13 +1,11 @@
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//! Virtual(?) memory address
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use {
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core::{fmt::Debug, ops},
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derive_more::Display,
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};
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use core::{fmt::Debug, ops};
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use crate::utils::impl_display;
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/// Memory address
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#[derive(Clone, Copy, Display, PartialEq, Eq, PartialOrd, Ord)]
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#[display(fmt = "{_0:x}")]
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#[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
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pub struct Address(u64);
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impl Address {
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/// A null address
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@ -49,6 +47,10 @@ impl Address {
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}
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}
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impl_display!(for Address =>
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|Address(a)| "{a:0x}"
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);
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impl<T: AddressOp> ops::Add<T> for Address {
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type Output = Self;
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@ -5,7 +5,8 @@ pub mod softpaging;
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mod addr;
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pub use addr::Address;
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use {derive_more::Display, hbbytecode::ProgramVal};
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use {crate::utils::impl_display, hbbytecode::ProgramVal};
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/// Load-store memory access
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pub trait Memory {
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@ -45,17 +46,21 @@ pub trait Memory {
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}
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/// Unhandled load access trap
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#[derive(Clone, Copy, Display, Debug, PartialEq, Eq)]
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#[display(fmt = "Load access error at address {_0}")]
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#[derive(Clone, Copy, Debug, PartialEq, Eq)]
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pub struct LoadError(pub Address);
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impl_display!(for LoadError =>
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|LoadError(a)| "Load access error at address {a}",
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);
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/// Unhandled store access trap
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#[derive(Clone, Copy, Display, Debug, PartialEq, Eq)]
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#[display(fmt = "Store access error at address {_0}")]
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#[derive(Clone, Copy, Debug, PartialEq, Eq)]
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pub struct StoreError(pub Address);
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impl_display!(for StoreError =>
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|StoreError(a)| "Load access error at address {a}",
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);
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/// Reason to access memory
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#[derive(Clone, Copy, Display, Debug, PartialEq, Eq)]
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#[derive(Clone, Copy, Debug, PartialEq, Eq)]
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pub enum MemoryAccessReason {
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/// Memory was accessed for load (read)
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Load,
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@ -63,6 +68,11 @@ pub enum MemoryAccessReason {
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Store,
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}
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impl_display!(for MemoryAccessReason => match {
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Self::Load => "Load";
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Self::Store => "Store";
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});
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impl From<LoadError> for crate::VmRunError {
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fn from(value: LoadError) -> Self {
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Self::LoadAccessEx(value.0)
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@ -1,6 +1,6 @@
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//! Automatic memory mapping
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use crate::mem::addr::Address;
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use crate::{mem::addr::Address, utils::impl_display};
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use {
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super::{
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PageSize, SoftPagedMem,
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},
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alloc::boxed::Box,
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derive_more::Display,
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};
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impl<'p, A, const OUT_PROG_EXEC: bool> SoftPagedMem<'p, A, OUT_PROG_EXEC> {
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}
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/// Error mapping
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#[derive(Clone, Copy, Display, Debug, PartialEq, Eq)]
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#[derive(Clone, Copy, Debug, PartialEq, Eq)]
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pub enum MapError {
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/// Entry was already mapped
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#[display(fmt = "There is already a page mapped on specified address")]
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AlreadyMapped,
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/// When walking a page entry was
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/// encounterd.
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#[display(fmt = "There was a page mapped on the way instead of node")]
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PageOnNode,
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}
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impl_display!(for MapError => match {
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Self::AlreadyMapped => "There is already a page mapped on specified address";
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Self::PageOnNode => "There was a page mapped on the way instead of node";
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});
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/// There was no entry in page table to unmap
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///
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/// No worry, don't panic, nothing bad has happened,
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/// but if you are 120% sure there should be something,
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/// double-check your addresses.
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#[derive(Clone, Copy, Display, Debug)]
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#[display(fmt = "There was no entry to unmap")]
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#[derive(Clone, Copy, Debug)]
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pub struct NothingToUnmap;
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impl_display!(for NothingToUnmap => "There is no entry to unmap");
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38
hbvm/src/utils.rs
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38
hbvm/src/utils.rs
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macro_rules! impl_display {
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(for $ty:ty => $(|$selfty:pat_param|)? $fmt:literal $(, $($param:expr),+)? $(,)?) => {
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impl ::core::fmt::Display for $ty {
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fn fmt(&self, f: &mut ::core::fmt::Formatter<'_>) -> ::core::fmt::Result {
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$(let $selfty = self;)?
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write!(f, $fmt, $($param),*)
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}
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}
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};
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(for $ty:ty => $str:literal) => {
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impl ::core::fmt::Display for $ty {
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fn fmt(&self, f: &mut ::core::fmt::Formatter<'_>) -> ::core::fmt::Result {
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f.write_str($str)
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}
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}
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};
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(for $ty:ty => match {$(
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$bind:pat => $fmt:literal $(,$($param:expr),* $(,)?)?;
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)*}) => {
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impl ::core::fmt::Display for $ty {
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fn fmt(&self, f: &mut ::core::fmt::Formatter<'_>) -> ::core::fmt::Result {
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match self {
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$(
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$bind => write!(f, $fmt, $($($param),*)?)
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),*
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}
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}
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}
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}
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}
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macro_rules! static_assert_eq(($l:expr, $r:expr $(,)?) => {
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const _: [(); ($l != $r) as usize] = [];
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});
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pub(crate) use {impl_display, static_assert_eq};
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@ -26,7 +26,7 @@ macro_rules! value_def {
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}
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}
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static_assertions::const_assert_eq!(
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crate::utils::static_assert_eq!(
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core::mem::size_of::<$ty>(),
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core::mem::size_of::<Value>(),
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);
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}
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value_def!(u64, i64, f64);
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static_assertions::const_assert_eq!(core::mem::size_of::<Value>(), 8);
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crate::utils::static_assert_eq!(core::mem::size_of::<Value>(), 8);
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impl core::fmt::Debug for Value {
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fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
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