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No need to emit any alignment check for byte-aligned accesses.

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This commit is contained in:
Nick Lewycky 2019-08-20 11:30:30 -07:00
parent 70d561a1dd
commit 2882c75957
1 changed files with 3 additions and 1 deletions
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4
lib/llvm-backend/src/code.rs
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@ -500,7 +500,9 @@ fn trap_if_misaligned(
ptr: PointerValue, ptr: PointerValue,
) { ) {
let align = match memarg.flags & 3 { let align = match memarg.flags & 3 {
0 => 1, 0 => {
return; /* No alignment to check. */
}
1 => 2, 1 => 2,
2 => 4, 2 => 4,
3 => 8, 3 => 8,