ARM: Implement Reverse bits and bytes intrinsic.

 - IntegerReverse
 - LongReverse
 - IntegerReverseBytes
 - LongReverseBytes
 - ShortReverseBytes

Change-Id: I3ec202696b245148a0237ff6e46ac3f1a3f8402a

1 files changed, 8 insertions, 0 deletions

diff --git a/compiler/utils/arm/assembler_arm32.h b/compiler/utils/arm/assembler_arm32.h
index bf332feb62..e3e05caf92 100644
--- a/compiler/utils/arm/assembler_arm32.h
+++ b/compiler/utils/arm/assembler_arm32.h
@@ -91,6 +91,9 @@ class Arm32Assembler FINAL : public ArmAssembler {
   void movw(Register rd, uint16_t imm16, Condition cond = AL) OVERRIDE;
   void movt(Register rd, uint16_t imm16, Condition cond = AL) OVERRIDE;
   void rbit(Register rd, Register rm, Condition cond = AL) OVERRIDE;
+  void rev(Register rd, Register rm, Condition cond = AL) OVERRIDE;
+  void rev16(Register rd, Register rm, Condition cond = AL) OVERRIDE;
+  void revsh(Register rd, Register rm, Condition cond = AL) OVERRIDE;
 
   // Multiply instructions.
   void mul(Register rd, Register rn, Register rm, Condition cond = AL) OVERRIDE;
@@ -388,6 +391,11 @@ class Arm32Assembler FINAL : public ArmAssembler {
 
   void EmitVPushPop(uint32_t reg, int nregs, bool push, bool dbl, Condition cond);
 
+  void EmitMiscellaneous(Condition cond, uint8_t op1, uint8_t op2,
+                         uint32_t a_part, uint32_t rest);
+  void EmitReverseBytes(Register rd, Register rm, Condition cond,
+                        uint8_t op1, uint8_t op2);
+
   void EmitBranch(Condition cond, Label* label, bool link);
   static int32_t EncodeBranchOffset(int offset, int32_t inst);
   static int DecodeBranchOffset(int32_t inst);