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Fix layout of simd types and respect align in mir interpreter

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hkalbasi 2023-07-02 00:42:33 +03:30
parent 15a0da6f30
commit 6f7452882a
6 changed files with 189 additions and 22 deletions
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11
crates/hir-ty/src/lib.rs
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@ -180,9 +180,16 @@ impl MemoryMap {
/// allocator function as `f` and it will return a mapping of old addresses to new addresses.
fn transform_addresses(
&self,
mut f: impl FnMut(&[u8]) -> Result<usize, MirEvalError>,
mut f: impl FnMut(&[u8], usize) -> Result<usize, MirEvalError>,
) -> Result<HashMap<usize, usize>, MirEvalError> {
self.memory.iter().map(|x| Ok((*x.0, f(x.1)?))).collect()
self.memory
.iter()
.map(|x| {
let addr = *x.0;
let align = if addr == 0 { 64 } else { (addr - (addr & (addr - 1))).min(64) };
Ok((addr, f(x.1, align)?))
})
.collect()
}
fn get<'a>(&'a self, addr: usize, size: usize) -> Option<&'a [u8]> {