ARM native regexps.

test/cctest/test-assembler-arm.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 167 matching lines @@
     int i;
     char c;
     int16_t s;
   } T;
   T t;
 
   Assembler assm(NULL, 0);
   Label L, C;
 
   __ mov(ip, Operand(sp));
-  __ stm(db_w, sp, r4.bit() | fp.bit() | sp.bit() | lr.bit());
+  __ stm(db_w, sp, r4.bit() | fp.bit() | lr.bit());
   __ sub(fp, ip, Operand(4));
   __ mov(r4, Operand(r0));
   __ ldr(r0, MemOperand(r4, OFFSET_OF(T, i)));
   __ mov(r2, Operand(r0, ASR, 1));
   __ str(r2, MemOperand(r4, OFFSET_OF(T, i)));
   __ ldrsb(r2, MemOperand(r4, OFFSET_OF(T, c)));
   __ add(r0, r2, Operand(r0));
   __ mov(r2, Operand(r2, LSL, 2));
   __ strb(r2, MemOperand(r4, OFFSET_OF(T, c)));
   __ ldrsh(r2, MemOperand(r4, OFFSET_OF(T, s)));
   __ add(r0, r2, Operand(r0));
   __ mov(r2, Operand(r2, ASR, 3));
   __ strh(r2, MemOperand(r4, OFFSET_OF(T, s)));
-  __ ldm(ia, sp, r4.bit() | fp.bit() | sp.bit() | pc.bit());
+  __ ldm(ia_w, sp, r4.bit() | fp.bit() | pc.bit());
 
   CodeDesc desc;
   assm.GetCode(&desc);
   Object* code = Heap::CreateCode(desc,
                                   NULL,
                                   Code::ComputeFlags(Code::STUB),
                                   Handle<Object>(Heap::undefined_value()));
   CHECK(code->IsCode());
 #ifdef DEBUG
   Code::cast(code)->Print();
 #endif
   F3 f = FUNCTION_CAST<F3>(Code::cast(code)->entry());
   t.i = 100000;
   t.c = 10;
   t.s = 1000;
   int res = reinterpret_cast<int>(CALL_GENERATED_CODE(f, &t, 0, 0, 0, 0));
   ::printf("f() = %d\n", res);
   CHECK_EQ(101010, res);
   CHECK_EQ(100000/2, t.i);
   CHECK_EQ(10*4, t.c);
   CHECK_EQ(1000/8, t.s);
 }
 
 
 #undef __