Mercurial > jdk8-mips64-public > hotspot / file diff

     1.1 --- a/src/cpu/ppc/vm/macroAssembler_ppc.cpp	Thu Mar 06 10:55:28 2014 -0800
     1.2 +++ b/src/cpu/ppc/vm/macroAssembler_ppc.cpp	Mon Mar 10 12:58:02 2014 +0100
     1.3 @@ -2412,7 +2412,8 @@
     1.4  #ifdef CC_INTERP
     1.5    ld(tmp1/*pc*/, _top_ijava_frame_abi(frame_manager_lr), sp);
     1.6  #else
     1.7 -  Unimplemented();
     1.8 +  address entry = pc();
     1.9 +  load_const_optimized(tmp1, entry);
    1.10  #endif
    1.11  
    1.12    set_last_Java_frame(/*sp=*/sp, /*pc=*/tmp1);
    1.13 @@ -2472,6 +2473,16 @@
    1.14    }
    1.15  }
    1.16  
    1.17 +void MacroAssembler::store_klass_gap(Register dst_oop, Register val) {
    1.18 +  if (UseCompressedClassPointers) {
    1.19 +    if (val == noreg) {
    1.20 +      val = R0;
    1.21 +      li(val, 0);
    1.22 +    }
    1.23 +    stw(val, oopDesc::klass_gap_offset_in_bytes(), dst_oop); // klass gap if compressed
    1.24 +  }
    1.25 +}
    1.26 +
    1.27  int MacroAssembler::instr_size_for_decode_klass_not_null() {
    1.28    if (!UseCompressedClassPointers) return 0;
    1.29    int num_instrs = 1;  // shift or move
    1.30 @@ -3143,3 +3154,15 @@
    1.31  }
    1.32  
    1.33  #endif // !PRODUCT
    1.34 +
    1.35 +SkipIfEqualZero::SkipIfEqualZero(MacroAssembler* masm, Register temp, const bool* flag_addr) : _masm(masm), _label() {
    1.36 +  int simm16_offset = masm->load_const_optimized(temp, (address)flag_addr, R0, true);
    1.37 +  assert(sizeof(bool) == 1, "PowerPC ABI");
    1.38 +  masm->lbz(temp, simm16_offset, temp);
    1.39 +  masm->cmpwi(CCR0, temp, 0);
    1.40 +  masm->beq(CCR0, _label);
    1.41 +}
    1.42 +
    1.43 +SkipIfEqualZero::~SkipIfEqualZero() {
    1.44 +  _masm->bind(_label);
    1.45 +}