From c36e6752133f7fa2395ac79c0dc6c14f90cbf1d0 Mon Sep 17 00:00:00 2001
From: Nguyen Anh Quynh <aquynh@gmail.com>
Date: Wed, 12 Nov 2014 15:57:52 +0800
Subject: [PATCH] mips: refine getFeatureBits() to make it more clear what Mips
 features are supported

---
 arch/Mips/MipsDisassembler.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/arch/Mips/MipsDisassembler.c b/arch/Mips/MipsDisassembler.c
index 5d72005b..6ce6d5c7 100644
--- a/arch/Mips/MipsDisassembler.c
+++ b/arch/Mips/MipsDisassembler.c
@@ -205,7 +205,13 @@ static DecodeStatus DecodeBlezGroupBranch_4(MCInst *MI,
 // Hacky: enable all features for disassembler
 static uint64_t getFeatureBits(int mode)
 {
-	uint64_t Bits = (uint64_t)-1;	// include every features by default
+	uint64_t Bits = (uint64_t)-1;	// include every features at first
+
+	// By default we do not support Mips1
+	Bits &= ~Mips_FeatureMips1;
+
+	// No MicroMips
+	Bits &= ~Mips_FeatureMicroMips;
 
 	// ref: MipsGenDisassemblerTables.inc::checkDecoderPredicate()
 	// some features are mutually execlusive
@@ -238,8 +244,6 @@ static uint64_t getFeatureBits(int mode)
 		Bits |= Mips_FeatureMicroMips;
 		Bits &= ~Mips_FeatureMips4_32r2;
 		Bits &= ~Mips_FeatureMips2;
-	} else {
-		Bits &= ~Mips_FeatureMicroMips;
 	}
 
 	return Bits;