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Unified Diff: src/arm/assembler-arm-inl.h

Issue 1759873002: Assembler changes for enabling GrowHeap in Wasm (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix compile Created 4 years, 9 months ago
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Index: src/arm/assembler-arm-inl.h
diff --git a/src/arm/assembler-arm-inl.h b/src/arm/assembler-arm-inl.h
index 0de96428f33789b66d76d5a1293af8a7276d844d..b0b22b63c20c210dcb4bf327533ea38a8abad8b9 100644
--- a/src/arm/assembler-arm-inl.h
+++ b/src/arm/assembler-arm-inl.h
@@ -71,6 +71,10 @@ Address RelocInfo::target_address() {
return Assembler::target_address_at(pc_, host_);
}
+Address RelocInfo::wasm_memory_reference() {
+ DCHECK(IsWasmMemoryReference(rmode_));
+ return Assembler::target_address_at(pc_, host_);
+}
Address RelocInfo::target_address_address() {
DCHECK(IsCodeTarget(rmode_) || IsRuntimeEntry(rmode_)
@@ -114,6 +118,18 @@ void RelocInfo::set_target_address(Address target,
}
}
+void RelocInfo::update_wasm_memory_reference(
+ Address old_base, Address new_base, size_t old_size, size_t new_size,
+ ICacheFlushMode icache_flush_mode) {
+ DCHECK(IsWasmMemoryReference(rmode_));
+ DCHECK(old_base <= wasm_memory_reference() &&
+ wasm_memory_reference() < old_base + old_size);
+ Address updated_reference = new_base + (wasm_memory_reference() - old_base);
+ DCHECK(new_base <= updated_reference &&
+ updated_reference < new_base + new_size);
+ Assembler::set_target_address_at(isolate_, pc_, host_, updated_reference,
+ icache_flush_mode);
+}
Object* RelocInfo::target_object() {
DCHECK(IsCodeTarget(rmode_) || rmode_ == EMBEDDED_OBJECT);
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