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Rename some SerialBuffer methods

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This commit is contained in:
Brian Carroll 2021-11-01 08:42:02 +00:00
parent 7ad452d78a
commit d25b12328d
2 changed files with 29 additions and 27 deletions
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28
compiler/gen_wasm/src/serialize.rs
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@ -10,10 +10,10 @@ macro_rules! encode_uleb128 {
let mut x = value;
let start_len = self.size();
while x >= 0x80 {
self.append_byte(0x80 | ((x & 0x7f) as u8));
self.append_u8(0x80 | ((x & 0x7f) as u8));
x >>= 7;
}
self.append_byte(x as u8);
self.append_u8(x as u8);
self.size() - start_len
}
};
@ -30,10 +30,10 @@ macro_rules! encode_sleb128 {
x >>= 7;
let byte_is_negative = (byte & 0x40) != 0;
if ((x == 0 && !byte_is_negative) || (x == -1 && byte_is_negative)) {
self.append_byte(byte);
self.append_u8(byte);
break;
}
self.append_byte(byte | 0x80);
self.append_u8(byte | 0x80);
}
self.size() - start_len
}
@ -47,7 +47,7 @@ macro_rules! write_unencoded {
let mut x = value;
let size = std::mem::size_of::<$ty>();
for _ in 0..size {
self.append_byte((x & 0xff) as u8);
self.append_u8((x & 0xff) as u8);
x >>= 8;
}
}
@ -61,18 +61,19 @@ macro_rules! encode_padded_sleb128 {
let mut x = value;
let size = (std::mem::size_of::<$ty>() / 4) * 5;
for _ in 0..(size - 1) {
self.append_byte(0x80 | (x & 0x7f) as u8);
self.append_u8(0x80 | (x & 0x7f) as u8);
x >>= 7;
}
self.append_byte((x & 0x7f) as u8);
self.append_u8((x & 0x7f) as u8);
}
};
}
pub trait SerialBuffer {
fn append_byte(&mut self, b: u8);
fn set_byte(&mut self, index: usize, b: u8);
fn append_u8(&mut self, b: u8);
fn overwrite_u8(&mut self, index: usize, b: u8);
fn append_slice(&mut self, b: &[u8]);
fn size(&self) -> usize;
encode_uleb128!(encode_u32, u32);
@ -82,6 +83,7 @@ pub trait SerialBuffer {
/// Inserts extra entries at the given index by copying the following entries to higher indices
fn insert_space_at(&mut self, index: usize, size: usize);
fn reserve_padded_u32(&mut self) -> usize;
fn encode_padded_u32(&mut self, value: u32) -> usize;
fn overwrite_padded_u32(&mut self, index: usize, value: u32);
@ -122,10 +124,10 @@ fn overwrite_padded_u32_help(buffer: &mut [u8], value: u32) {
}
impl SerialBuffer for std::vec::Vec<u8> {
fn append_byte(&mut self, b: u8) {
fn append_u8(&mut self, b: u8) {
self.push(b);
}
fn set_byte(&mut self, index: usize, b: u8) {
fn overwrite_u8(&mut self, index: usize, b: u8) {
self[index] = b;
}
fn append_slice(&mut self, b: &[u8]) {
@ -157,10 +159,10 @@ impl SerialBuffer for std::vec::Vec<u8> {
}
impl<'a> SerialBuffer for Vec<'a, u8> {
fn append_byte(&mut self, b: u8) {
fn append_u8(&mut self, b: u8) {
self.push(b);
}
fn set_byte(&mut self, index: usize, b: u8) {
fn overwrite_u8(&mut self, index: usize, b: u8) {
self[index] = b;
}
fn append_slice(&mut self, b: &[u8]) {