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| author | Alan Wu <XrXr@users.noreply.github.com> | 2023-12-05 11:40:17 -0500 |
|---|---|---|
| committer | Alan Wu <XrXr@users.noreply.github.com> | 2023-12-05 13:20:06 -0500 |
| commit | a063969ec18c8f213d9c70471a29d0d31ec5850a (patch) | |
| tree | d1c6a9a5ec4b1b63c52ad7e594dac6812d85e133 /yjit | |
| parent | 695e5c179ed06761e47c700c6b31a26f48eee699 (diff) | |
| download | ruby-a063969ec18c8f213d9c70471a29d0d31ec5850a.tar.gz | |
YJIT: Assert code pages are not partially in-bounds
Helps understand page switching
Diffstat (limited to 'yjit')
| -rw-r--r-- | yjit/src/asm/mod.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/yjit/src/asm/mod.rs b/yjit/src/asm/mod.rs index 2bd776ec81..524d6341f5 100644 --- a/yjit/src/asm/mod.rs +++ b/yjit/src/asm/mod.rs @@ -136,6 +136,10 @@ impl CodeBlock { }; cb.page_end_reserve = cb.jmp_ptr_bytes(); cb.write_pos = cb.page_start(); + + #[cfg(not(test))] + assert_eq!(0, mem_size % page_size, "partially in-bounds code pages should be impossible"); + cb } |