Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/cpu/sparc/vm/stubGenerator_sparc.cpp
src/cpu/sparc/vm/stubGenerator_sparc.cpp
- changeset 5694
- 7944aba7ba41
- parent 5400
- 980532a806a5
- child 6198
- 55fb97c4c58d
equal
deleted
inserted
replaced
| 5654:313b724f8911 | 5694:7944aba7ba41 |
|---|---|
| 2943 __ delayed()->tst(length); | 2943 __ delayed()->tst(length); |
| 2944 __ br(Assembler::negative, false, Assembler::pn, L_failed); | 2944 __ br(Assembler::negative, false, Assembler::pn, L_failed); |
| 2945 | 2945 |
| 2946 BLOCK_COMMENT("arraycopy argument klass checks"); | 2946 BLOCK_COMMENT("arraycopy argument klass checks"); |
| 2947 // get src->klass() | 2947 // get src->klass() |
| 2948 if (UseCompressedKlassPointers) { | 2948 if (UseCompressedClassPointers) { |
| 2949 __ delayed()->nop(); // ??? not good | 2949 __ delayed()->nop(); // ??? not good |
| 2950 __ load_klass(src, G3_src_klass); | 2950 __ load_klass(src, G3_src_klass); |
| 2951 } else { | 2951 } else { |
| 2952 __ delayed()->ld_ptr(src, oopDesc::klass_offset_in_bytes(), G3_src_klass); | 2952 __ delayed()->ld_ptr(src, oopDesc::klass_offset_in_bytes(), G3_src_klass); |
| 2953 } | 2953 } |
| 2978 int lh_offset = in_bytes(Klass::layout_helper_offset()); | 2978 int lh_offset = in_bytes(Klass::layout_helper_offset()); |
| 2979 | 2979 |
| 2980 // Load 32-bits signed value. Use br() instruction with it to check icc. | 2980 // Load 32-bits signed value. Use br() instruction with it to check icc. |
| 2981 __ lduw(G3_src_klass, lh_offset, G5_lh); | 2981 __ lduw(G3_src_klass, lh_offset, G5_lh); |
| 2982 | 2982 |
| 2983 if (UseCompressedKlassPointers) { | 2983 if (UseCompressedClassPointers) { |
| 2984 __ load_klass(dst, G4_dst_klass); | 2984 __ load_klass(dst, G4_dst_klass); |
| 2985 } | 2985 } |
| 2986 // Handle objArrays completely differently... | 2986 // Handle objArrays completely differently... |
| 2987 juint objArray_lh = Klass::array_layout_helper(T_OBJECT); | 2987 juint objArray_lh = Klass::array_layout_helper(T_OBJECT); |
| 2988 __ set(objArray_lh, O5_temp); | 2988 __ set(objArray_lh, O5_temp); |
| 2989 __ cmp(G5_lh, O5_temp); | 2989 __ cmp(G5_lh, O5_temp); |
| 2990 __ br(Assembler::equal, false, Assembler::pt, L_objArray); | 2990 __ br(Assembler::equal, false, Assembler::pt, L_objArray); |
| 2991 if (UseCompressedKlassPointers) { | 2991 if (UseCompressedClassPointers) { |
| 2992 __ delayed()->nop(); | 2992 __ delayed()->nop(); |
| 2993 } else { | 2993 } else { |
| 2994 __ delayed()->ld_ptr(dst, oopDesc::klass_offset_in_bytes(), G4_dst_klass); | 2994 __ delayed()->ld_ptr(dst, oopDesc::klass_offset_in_bytes(), G4_dst_klass); |
| 2995 } | 2995 } |
| 2996 | 2996 |
