Generate some intrinsics using our IR.

runtime/vm/intrinsifier_mips.cc

Index: runtime/vm/intrinsifier_mips.cc
===================================================================
--- runtime/vm/intrinsifier_mips.cc	(revision 39651)
+++ runtime/vm/intrinsifier_mips.cc	(working copy)
@@ -406,53 +406,6 @@
 }
 
 
-void Intrinsifier::Uint8ArrayGetIndexed(Assembler* assembler) {
-  Label fall_through;
-
-  __ lw(T0, Address(SP, + 0 * kWordSize));  // Index.
-
-  __ andi(CMPRES1, T0, Immediate(kSmiTagMask));
-  __ bne(CMPRES1, ZR, &fall_through);  // Index is not an smi, fall through.
-  __ delay_slot()->lw(T1, Address(SP, + 1 * kWordSize));  // Array.
-
-  // Range check.
-  __ lw(T2, FieldAddress(T1, TypedData::length_offset()));
-  __ BranchUnsignedGreaterEqual(T0, T2, &fall_through);
-
-  __ SmiUntag(T0);
-  __ addu(T1, T1, T0);
-  __ lbu(V0, FieldAddress(T1, TypedData::data_offset()));
-  __ Ret();
-  __ delay_slot()->SmiTag(V0);
-
-  __ Bind(&fall_through);
-}
-
-
-void Intrinsifier::ExternalUint8ArrayGetIndexed(Assembler* assembler) {
-  Label fall_through;
-
-  __ lw(T0, Address(SP, + 0 * kWordSize));  // Index.
-
-  __ andi(CMPRES1, T0, Immediate(kSmiTagMask));
-  __ bne(CMPRES1, ZR, &fall_through);  // Index is not an smi, fall through.
-  __ delay_slot()->lw(T1, Address(SP, + 1 * kWordSize));  // Array.
-
-  // Range check.
-  __ lw(T2, FieldAddress(T1, TypedData::length_offset()));
-  __ BranchUnsignedGreaterEqual(T0, T2, &fall_through);
-
-  __ lw(T1, FieldAddress(T1, ExternalTypedData::data_offset()));
-  __ SmiUntag(T0);
-  __ addu(T1, T1, T0);
-  __ lbu(V0, Address(T1, 0));
-  __ Ret();
-  __ delay_slot()->SmiTag(V0);
-
-  __ Bind(&fall_through);
-}
-
-
 void Intrinsifier::Float64ArrayGetIndexed(Assembler* assembler) {
   Label fall_through;