Reduced memory usage of primitive fields smaller than 4-bytes
Reduced memory used by byte and boolean fields from 4 bytes down to a
single byte and shorts and chars down to two bytes. Fields are now
arranged as Reference followed by decreasing component sizes, with
fields shuffled forward as needed.
Bug: 8135266
Change-Id: I65eaf31ed27e5bd5ba0c7d4606454b720b074752
diff --git a/compiler/dex/quick/gen_invoke.cc b/compiler/dex/quick/gen_invoke.cc
index 3cfc9a6..3fdbe20 100755
--- a/compiler/dex/quick/gen_invoke.cc
+++ b/compiler/dex/quick/gen_invoke.cc
@@ -1158,12 +1158,12 @@
// intrinsic logic start.
RegLocation rl_obj = info->args[0];
- rl_obj = LoadValue(rl_obj);
+ rl_obj = LoadValue(rl_obj, kRefReg);
RegStorage reg_slow_path = AllocTemp();
RegStorage reg_disabled = AllocTemp();
- Load32Disp(reg_class, slow_path_flag_offset, reg_slow_path);
- Load32Disp(reg_class, disable_flag_offset, reg_disabled);
+ Load8Disp(reg_class, slow_path_flag_offset, reg_slow_path);
+ Load8Disp(reg_class, disable_flag_offset, reg_disabled);
FreeTemp(reg_class);
LIR* or_inst = OpRegRegReg(kOpOr, reg_slow_path, reg_slow_path, reg_disabled);
FreeTemp(reg_disabled);
@@ -1297,10 +1297,10 @@
return false;
}
RegLocation rl_src_i = info->args[0];
- RegLocation rl_i = (size == k64) ? LoadValueWide(rl_src_i, kCoreReg) : LoadValue(rl_src_i, kCoreReg);
- RegLocation rl_dest = (size == k64) ? InlineTargetWide(info) : InlineTarget(info); // result reg
+ RegLocation rl_i = IsWide(size) ? LoadValueWide(rl_src_i, kCoreReg) : LoadValue(rl_src_i, kCoreReg);
+ RegLocation rl_dest = IsWide(size) ? InlineTargetWide(info) : InlineTarget(info); // result reg
RegLocation rl_result = EvalLoc(rl_dest, kCoreReg, true);
- if (size == k64) {
+ if (IsWide(size)) {
if (cu_->instruction_set == kArm64 || cu_->instruction_set == kX86_64) {
OpRegReg(kOpRev, rl_result.reg, rl_i.reg);
StoreValueWide(rl_dest, rl_result);