1.1 --- a/src/cpu/sparc/vm/assembler_sparc.cpp Tue Mar 03 18:25:57 2009 -0800
1.2 +++ b/src/cpu/sparc/vm/assembler_sparc.cpp Wed Mar 04 09:58:39 2009 -0800
1.3 @@ -2615,6 +2615,29 @@
1.4 }
1.5 }
1.6
1.7 +RegisterConstant MacroAssembler::delayed_value(intptr_t* delayed_value_addr,
1.8 + Register tmp,
1.9 + int offset) {
1.10 + intptr_t value = *delayed_value_addr;
1.11 + if (value != 0)
1.12 + return RegisterConstant(value + offset);
1.13 +
1.14 + // load indirectly to solve generation ordering problem
1.15 + Address a(tmp, (address) delayed_value_addr);
1.16 + load_ptr_contents(a, tmp);
1.17 +
1.18 +#ifdef ASSERT
1.19 + tst(tmp);
1.20 + breakpoint_trap(zero, xcc);
1.21 +#endif
1.22 +
1.23 + if (offset != 0)
1.24 + add(tmp, offset, tmp);
1.25 +
1.26 + return RegisterConstant(tmp);
1.27 +}
1.28 +
1.29 +
1.30 void MacroAssembler::biased_locking_enter(Register obj_reg, Register mark_reg,
1.31 Register temp_reg,
1.32 Label& done, Label* slow_case,
1.33 @@ -4057,6 +4080,24 @@
1.34 card_table_write(bs->byte_map_base, tmp, store_addr);
1.35 }
1.36
1.37 +// Loading values by size and signed-ness
1.38 +void MacroAssembler::load_sized_value(Register s1, RegisterConstant s2, Register d,
1.39 + int size_in_bytes, bool is_signed) {
1.40 + switch (size_in_bytes ^ (is_signed ? -1 : 0)) {
1.41 + case ~8: // fall through:
1.42 + case 8: ld_long( s1, s2, d ); break;
1.43 + case ~4: ldsw( s1, s2, d ); break;
1.44 + case 4: lduw( s1, s2, d ); break;
1.45 + case ~2: ldsh( s1, s2, d ); break;
1.46 + case 2: lduh( s1, s2, d ); break;
1.47 + case ~1: ldsb( s1, s2, d ); break;
1.48 + case 1: ldub( s1, s2, d ); break;
1.49 + default: ShouldNotReachHere();
1.50 + }
1.51 +}
1.52 +
1.53 +
1.54 +
1.55 void MacroAssembler::load_klass(Register src_oop, Register klass) {
1.56 // The number of bytes in this code is used by
1.57 // MachCallDynamicJavaNode::ret_addr_offset()
