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Unified Diff: src/arm/assembler-arm.cc

Issue 2842303003: [heap] Remove max executable size configuration. (Closed)
Patch Set: comment Created 3 years, 8 months ago
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Index: src/arm/assembler-arm.cc
diff --git a/src/arm/assembler-arm.cc b/src/arm/assembler-arm.cc
index 2cc173cf37bd938f0b12bc59b3379c52b0cd8976..1fcd0843264e2b1ad3126d76f77b9007d7e71a11 100644
--- a/src/arm/assembler-arm.cc
+++ b/src/arm/assembler-arm.cc
@@ -4881,7 +4881,14 @@ void Assembler::GrowBuffer() {
} else {
desc.buffer_size = buffer_size_ + 1*MB;
}
- CHECK_GT(desc.buffer_size, 0); // no overflow
+
+ // Some internal data structures overflow for very large buffers,
+ // they must ensure that kMaximalBufferSize is not too large.
+ if (desc.buffer_size > kMaximalBufferSize ||
+ static_cast<size_t>(desc.buffer_size) >
+ isolate_data().max_old_generation_size_) {
+ V8::FatalProcessOutOfMemory("Assembler::GrowBuffer");
+ }
// Set up new buffer.
desc.buffer = NewArray<byte>(desc.buffer_size);
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