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Unified Diff: src/flag-definitions.h

Issue 2396433008: [wasm] Add guard regions to end of WebAssembly.Memory buffers (Closed)
Patch Set: Merge branch 'master' of https://chromium.googlesource.com/v8/v8 into guard-pages Created 4 years, 1 month ago
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« src/compiler/wasm-compiler.cc ('K') | « src/compiler/wasm-compiler.cc ('k') | src/objects.h » ('j') | src/wasm/wasm-module.cc » ('J')
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Index: src/flag-definitions.h
diff --git a/src/flag-definitions.h b/src/flag-definitions.h
index 3ed11cbaef3bf6c21030fc55f1bc10a3c904e9b0..b4a64a500aa8a0a0213a417b6e4827dd94976fb1 100644
--- a/src/flag-definitions.h
+++ b/src/flag-definitions.h
@@ -519,7 +519,11 @@ DEFINE_BOOL(wasm_atomics_prototype, false,
DEFINE_BOOL(wasm_trap_handler, false,
"use signal handlers to catch out of bounds memory access in wasm"
- " (currently Linux x86_64 only)")
+ " (experimental, currently Linux x86_64 only)")
+DEFINE_BOOL(wasm_guard_pages, false,
+ "add guard pages to the end of WebWassembly memory"
+ " (experimental, no effect on 32-bit)")
+DEFINE_IMPLICATION(wasm_trap_handler, wasm_guard_pages)
// Profiler flags.
DEFINE_INT(frame_count, 1, "number of stack frames inspected by the profiler")
« src/compiler/wasm-compiler.cc ('K') | « src/compiler/wasm-compiler.cc ('k') | src/objects.h » ('j') | src/wasm/wasm-module.cc » ('J')

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