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Unified Diff: src/mips64/assembler-mips64-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/mips64/assembler-mips64-inl.h
diff --git a/src/mips64/assembler-mips64-inl.h b/src/mips64/assembler-mips64-inl.h
index 37ee3a680722b07b1874872e7e5461f5fe925fb5..dec58e895c6a41480a501628efeee05997a5f7ce 100644
--- a/src/mips64/assembler-mips64-inl.h
+++ b/src/mips64/assembler-mips64-inl.h
@@ -102,6 +102,10 @@ 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_) ||
@@ -154,6 +158,18 @@ 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);
+}
Address Assembler::target_address_from_return_address(Address pc) {
return pc - kCallTargetAddressOffset;
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