ARM64: Clean up support for explicit literal load.

src/arm64/macro-assembler-arm64.h

Index: src/arm64/macro-assembler-arm64.h
diff --git a/src/arm64/macro-assembler-arm64.h b/src/arm64/macro-assembler-arm64.h
index 3737692b5ee1cd13e477ee2831c7be67fd6dacf9..3fe5c4bef827349a8e7213051219a738bd6335d2 100644
--- a/src/arm64/macro-assembler-arm64.h
+++ b/src/arm64/macro-assembler-arm64.h
@@ -394,13 +394,10 @@ class MacroAssembler : public Assembler {
   inline void Ldpsw(const Register& rt,
                     const Register& rt2,
                     const MemOperand& src);
-  // Provide both double and float interfaces for FP immediate loads, rather
-  // than relying on implicit C++ casts. This allows signalling NaNs to be
-  // preserved when the immediate matches the format of fd. Most systems convert
-  // signalling NaNs to quiet NaNs when converting between float and double.
-  inline void Ldr(const FPRegister& ft, double imm);
-  inline void Ldr(const FPRegister& ft, float imm);
-  inline void Ldr(const Register& rt, uint64_t imm);
+  // Load a literal from an inline pool.

[rmcilroy, 2014/06/06 22:48:58]

Nit, "Load a literal from the inline constant pool."

[Rodolph Perfetta (ARM), 2014/06/09 14:12:21]

Done.

+  inline void Ldr(const CPURegister& rt, const Immediate& imm);
+  // helper function for double immediate.

[rmcilroy, 2014/06/06 22:48:58]

nit - Helper

[Rodolph Perfetta (ARM), 2014/06/09 14:12:21]

Done.

+  inline void Ldr(const CPURegister& rt, double imm);
   inline void Lsl(const Register& rd, const Register& rn, unsigned shift);
   inline void Lsl(const Register& rd, const Register& rn, const Register& rm);
   inline void Lsr(const Register& rd, const Register& rn, unsigned shift);