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8201597: AArch64: Update relocs for CompiledDirectStaticCall

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Reviewed-by: adinn
This commit is contained in:
Andrew Haley 2018-04-16 16:21:58 +01:00
parent 32ed45bb1d
commit 07ded2e52d
1 changed files with 21 additions and 1 deletions
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22
src/hotspot/cpu/aarch64/nativeInst_aarch64.cpp
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@ -1,6 +1,6 @@
/*
* Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2014, Red Hat Inc. All rights reserved.
* Copyright (c) 2014, 2018, Red Hat Inc. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -133,9 +133,29 @@ void NativeMovConstReg::set_data(intptr_t x) {
address addr = MacroAssembler::target_addr_for_insn(instruction_address());
*(intptr_t*)addr = x;
} else {
// Store x into the instruction stream.
MacroAssembler::pd_patch_instruction(instruction_address(), (address)x);
ICache::invalidate_range(instruction_address(), instruction_size);
}
// Find and replace the oop/metadata corresponding to this
// instruction in oops section.
CodeBlob* cb = CodeCache::find_blob(instruction_address());
nmethod* nm = cb->as_nmethod_or_null();
if (nm != NULL) {
RelocIterator iter(nm, instruction_address(), next_instruction_address());
while (iter.next()) {
if (iter.type() == relocInfo::oop_type) {
oop* oop_addr = iter.oop_reloc()->oop_addr();
*oop_addr = cast_to_oop(x);
break;
} else if (iter.type() == relocInfo::metadata_type) {
Metadata** metadata_addr = iter.metadata_reloc()->metadata_addr();
*metadata_addr = (Metadata*)x;
break;
}
}
}
}
void NativeMovConstReg::print() {