Added inlined abs method with float and double type
This patch added the implementation for inlining java.lang.Math.abs()
method with float and double type.
Change-Id: Ic99471b4ab4176e4a0153bef383bb49944fb636f
Signed-off-by: Yixin Shou <yixin.shou@intel.com>
diff --git a/compiler/dex/quick/gen_invoke.cc b/compiler/dex/quick/gen_invoke.cc
index 3823fb3..d7aecaf 100644
--- a/compiler/dex/quick/gen_invoke.cc
+++ b/compiler/dex/quick/gen_invoke.cc
@@ -1076,6 +1076,43 @@
}
}
+bool Mir2Lir::GenInlinedAbsFloat(CallInfo* info) {
+ if (cu_->instruction_set == kMips) {
+ // TODO - add Mips implementation
+ return false;
+ }
+ RegLocation rl_src = info->args[0];
+ rl_src = LoadValue(rl_src, kCoreReg);
+ RegLocation rl_dest = InlineTarget(info);
+ RegLocation rl_result = EvalLoc(rl_dest, kCoreReg, true);
+ int signMask = AllocTemp();
+ LoadConstant(signMask, 0x7fffffff);
+ OpRegRegReg(kOpAnd, rl_result.low_reg, rl_src.low_reg, signMask);
+ FreeTemp(signMask);
+ StoreValue(rl_dest, rl_result);
+ return true;
+}
+
+bool Mir2Lir::GenInlinedAbsDouble(CallInfo* info) {
+ if (cu_->instruction_set == kMips) {
+ // TODO - add Mips implementation
+ return false;
+ }
+ RegLocation rl_src = info->args[0];
+ rl_src = LoadValueWide(rl_src, kCoreReg);
+ RegLocation rl_dest = InlineTargetWide(info);
+ RegLocation rl_result = EvalLoc(rl_dest, kCoreReg, true);
+ OpRegCopyWide(rl_result.low_reg, rl_result.high_reg, rl_src.low_reg, rl_src.high_reg);
+ FreeTemp(rl_src.low_reg);
+ FreeTemp(rl_src.high_reg);
+ int signMask = AllocTemp();
+ LoadConstant(signMask, 0x7fffffff);
+ OpRegReg(kOpAnd, rl_result.high_reg, signMask);
+ FreeTemp(signMask);
+ StoreValueWide(rl_dest, rl_result);
+ return true;
+}
+
bool Mir2Lir::GenInlinedFloatCvt(CallInfo* info) {
if (cu_->instruction_set == kMips) {
// TODO - add Mips implementation