Mercurial > hg > truffle
changeset 3269:7ec4bb02d5f0
7035861: linux-armsflt: assert(ni->data() == (int)(x + o)) failed: instructions must match
Summary: The change avoids generating relocation info entry for the staging area patching stub on systems that don't support movw/movt instructions
Reviewed-by: bdelsart
author | vladidan |
---|---|
date | Wed, 20 Apr 2011 14:07:57 -0400 |
parents | 208b6c560ff4 |
children | 49bd9c6f7bce |
files | src/share/vm/c1/c1_Runtime1.cpp |
diffstat | 1 files changed, 13 insertions(+), 1 deletions(-) [+] |
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--- a/src/share/vm/c1/c1_Runtime1.cpp Thu Apr 14 11:02:05 2011 -0400 +++ b/src/share/vm/c1/c1_Runtime1.cpp Wed Apr 20 14:07:57 2011 -0400 @@ -1026,9 +1026,21 @@ // first replace the tail, then the call #ifdef ARM if(stub_id == Runtime1::load_klass_patching_id && !VM_Version::supports_movw()) { + nmethod* nm = CodeCache::find_nmethod(instr_pc); + oop* oop_addr = NULL; + assert(nm != NULL, "invalid nmethod_pc"); + RelocIterator oops(nm, copy_buff, copy_buff + 1); + while (oops.next()) { + if (oops.type() == relocInfo::oop_type) { + oop_Relocation* r = oops.oop_reloc(); + oop_addr = r->oop_addr(); + break; + } + } + assert(oop_addr != NULL, "oop relocation must exist"); copy_buff -= *byte_count; NativeMovConstReg* n_copy2 = nativeMovConstReg_at(copy_buff); - n_copy2->set_data((intx) (load_klass()), instr_pc); + n_copy2->set_pc_relative_offset((address)oop_addr, instr_pc); } #endif