Mercurial > hg > graal-compiler
diff src/share/vm/opto/macro.cpp @ 7637:b30b3c2a0cf2
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
Summary: Use SSE4.2 and AVX2 instructions for encodeArray intrinsic.
Reviewed-by: roland
author | kvn |
---|---|
date | Tue, 22 Jan 2013 15:34:16 -0800 |
parents | 2aff40cb4703 |
children | 8651f608fea4 |
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--- a/src/share/vm/opto/macro.cpp Tue Jan 22 11:31:25 2013 -0800 +++ b/src/share/vm/opto/macro.cpp Tue Jan 22 15:34:16 2013 -0800 @@ -361,14 +361,21 @@ } // Otherwise skip it (the call updated 'mem' value). } else if (mem->Opcode() == Op_SCMemProj) { - assert(mem->in(0)->is_LoadStore(), "sanity"); - const TypePtr* atype = mem->in(0)->in(MemNode::Address)->bottom_type()->is_ptr(); + mem = mem->in(0); + Node* adr = NULL; + if (mem->is_LoadStore()) { + adr = mem->in(MemNode::Address); + } else { + assert(mem->Opcode() == Op_EncodeISOArray, "sanity"); + adr = mem->in(3); // Destination array + } + const TypePtr* atype = adr->bottom_type()->is_ptr(); int adr_idx = Compile::current()->get_alias_index(atype); if (adr_idx == alias_idx) { assert(false, "Object is not scalar replaceable if a LoadStore node access its field"); return NULL; } - mem = mem->in(0)->in(MemNode::Memory); + mem = mem->in(MemNode::Memory); } else { return mem; } @@ -445,7 +452,7 @@ } values.at_put(j, val); } else if (val->Opcode() == Op_SCMemProj) { - assert(val->in(0)->is_LoadStore(), "sanity"); + assert(val->in(0)->is_LoadStore() || val->in(0)->Opcode() == Op_EncodeISOArray, "sanity"); assert(false, "Object is not scalar replaceable if a LoadStore node access its field"); return NULL; } else {