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6829193: JSR 292 needs to support SPARC

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There are unimplemented portions of the hotspot code for method handles and invokedynamic specific to SPARC.

Reviewed-by: kvn, never, jrose
This commit is contained in:
Christian Thalinger 2010-04-29 06:30:25 -07:00
parent 78e6939c37
commit 6d2a896bcd
14 changed files with 1210 additions and 126 deletions
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24
hotspot/src/cpu/x86/vm/assembler_x86.cpp
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@ -1,5 +1,5 @@
/*
* Copyright 1997-2009 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 1997-2010 Sun Microsystems, 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
@ -6492,24 +6492,19 @@ int MacroAssembler::load_unsigned_short(Register dst, Address src) {
}
void MacroAssembler::load_sized_value(Register dst, Address src,
int size_in_bytes, bool is_signed) {
switch (size_in_bytes ^ (is_signed ? -1 : 0)) {
size_t size_in_bytes, bool is_signed) {
switch (size_in_bytes) {
#ifndef _LP64
// For case 8, caller is responsible for manually loading
// the second word into another register.
case ~8: // fall through:
case 8: movl( dst, src ); break;
case 8: movl(dst, src); break;
#else
case ~8: // fall through:
case 8: movq( dst, src ); break;
case 8: movq(dst, src); break;
#endif
case ~4: // fall through:
case 4: movl( dst, src ); break;
case ~2: load_signed_short( dst, src ); break;
case 2: load_unsigned_short( dst, src ); break;
case ~1: load_signed_byte( dst, src ); break;
case 1: load_unsigned_byte( dst, src ); break;
default: ShouldNotReachHere();
case 4: movl(dst, src); break;
case 2: is_signed ? load_signed_short(dst, src) : load_unsigned_short(dst, src); break;
case 1: is_signed ? load_signed_byte( dst, src) : load_unsigned_byte( dst, src); break;
default: ShouldNotReachHere();
}
}
@ -7706,6 +7701,7 @@ void MacroAssembler::check_method_handle_type(Register mtype_reg, Register mh_re
// method handle's MethodType. This macro hides the distinction.
void MacroAssembler::load_method_handle_vmslots(Register vmslots_reg, Register mh_reg,
Register temp_reg) {
assert_different_registers(vmslots_reg, mh_reg, temp_reg);
if (UseCompressedOops) unimplemented(); // field accesses must decode
// load mh.type.form.vmslots
if (java_dyn_MethodHandle::vmslots_offset_in_bytes() != 0) {