[PATCH] Make first of several changes to bring up to AArch64 fast-isel style

[Daniel Sanders]

LGTM with a couple nits.

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Comment at: lib/Target/Mips/MipsFastISel.cpp:53
@@ +52,3 @@
+    }
+    void setOffset(int64_t O) { Offset = O; }
+    int64_t getOffset() { return Offset; }
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Nit: I realize the AArch64 code uses 'O' as well but please pick something else. It looks too much like '0'.

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Comment at: lib/Target/Mips/MipsFastISel.cpp:54
@@ +53,3 @@
+    void setOffset(int64_t O) { Offset = O; }
+    int64_t getOffset() { return Offset; }
+    void setGlobalValue(const GlobalValue *G) { GV = G; }
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Nit: Shouldn't this be const?

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Comment at: lib/Target/Mips/MipsFastISel.cpp:138
@@ -125,1 +137,3 @@
+  // Backend specific FastISel code.
+  unsigned fastMaterializeConstant(const Constant *C) override;
 
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Nit: Can you move this after the constructor?

http://reviews.llvm.org/D5595