Unify alloca, outgoing arg, and prolog construction

src/IceAssemblerARM32.h

 //===- subzero/src/IceAssemblerARM32.h - Assembler for ARM32 ----*- C++ -*-===//
 //
 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 //
 // Modified by the Subzero authors.
 //
 //===----------------------------------------------------------------------===//
 //
@@ skipping 64 matching lines @@
     kRotate8,    // ror #8
     kRotate16,   // ror #16
     kRotate24    // ror #24
   };
 
   class TargetInfo {
     TargetInfo(const TargetInfo &) = delete;
     TargetInfo &operator=(const TargetInfo &) = delete;
 
   public:
-    TargetInfo(bool HasFramePointer, SizeT FrameOrStackReg,
-               int32_t StackAdjustment)
-        : HasFramePointer(HasFramePointer), FrameOrStackReg(FrameOrStackReg),
-          StackAdjustment(StackAdjustment) {}
+    TargetInfo(bool HasFramePointer, SizeT FrameOrStackReg)
+        : HasFramePointer(HasFramePointer), FrameOrStackReg(FrameOrStackReg) {}
     explicit TargetInfo(const TargetLowering *Target)
         : HasFramePointer(Target->hasFramePointer()),
-          FrameOrStackReg(Target->getFrameOrStackReg()),
-          StackAdjustment(Target->getStackAdjustment()) {}
+          FrameOrStackReg(Target->getFrameOrStackReg()) {}
     const bool HasFramePointer;
     const SizeT FrameOrStackReg;
-    const int32_t StackAdjustment;
   };
 
   explicit AssemblerARM32(bool use_far_branches = false)
       : Assembler(Asm_ARM32) {
     // TODO(kschimpf): Add mode if needed when branches are handled.
     (void)use_far_branches;
   }
   ~AssemblerARM32() override {
     if (BuildDefs::asserts()) {
       for (const Label *Label : CfgNodeLabels) {
@@ skipping 282 matching lines @@
   // cccc=Cond, xxxxxxx<<21=Opcode, dddd=Rd, s=SetFlags, and
   // iiiiiiiiiiiiiiii=Imm16.
   void emitMovw(IValueT Opcode, IValueT Rd, IValueT Imm16, bool SetFlags,
                 CondARM32::Cond Cond);
 };
 
 } // end of namespace ARM32
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICEASSEMBLERARM32_H