From 6aea44fc2b842e14de18006ed7609f4a90cd3bf4 Mon Sep 17 00:00:00 2001
From: Peter Maydell <peter.maydell@linaro.org>
Date: Fri, 24 Oct 2014 12:19:11 +0100
Subject: disas/libvixl: Update to libvixl 1.6

Update our copy of libvixl to upstream 1.6. There are no
changes of any particular interest to QEMU, so this is simply
keeping up with current upstream.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1412091418-25744-1-git-send-email-peter.maydell@linaro.org
---
 disas/libvixl/a64/decoder-a64.cc | 34 +++++++++++++++-------------------
 1 file changed, 15 insertions(+), 19 deletions(-)

(limited to 'disas/libvixl/a64/decoder-a64.cc')

diff --git a/disas/libvixl/a64/decoder-a64.cc b/disas/libvixl/a64/decoder-a64.cc
index 5831b73024..82591ca309 100644
--- a/disas/libvixl/a64/decoder-a64.cc
+++ b/disas/libvixl/a64/decoder-a64.cc
@@ -29,8 +29,8 @@
 #include "a64/decoder-a64.h"
 
 namespace vixl {
-// Top-level instruction decode function.
-void Decoder::Decode(Instruction *instr) {
+
+void Decoder::DecodeInstruction(const Instruction *instr) {
   if (instr->Bits(28, 27) == 0) {
     VisitUnallocated(instr);
   } else {
@@ -109,20 +109,17 @@ void Decoder::Decode(Instruction *instr) {
 }
 
 void Decoder::AppendVisitor(DecoderVisitor* new_visitor) {
-  visitors_.remove(new_visitor);
-  visitors_.push_front(new_visitor);
+  visitors_.push_back(new_visitor);
 }
 
 
 void Decoder::PrependVisitor(DecoderVisitor* new_visitor) {
-  visitors_.remove(new_visitor);
-  visitors_.push_back(new_visitor);
+  visitors_.push_front(new_visitor);
 }
 
 
 void Decoder::InsertVisitorBefore(DecoderVisitor* new_visitor,
                                   DecoderVisitor* registered_visitor) {
-  visitors_.remove(new_visitor);
   std::list<DecoderVisitor*>::iterator it;
   for (it = visitors_.begin(); it != visitors_.end(); it++) {
     if (*it == registered_visitor) {
@@ -139,7 +136,6 @@ void Decoder::InsertVisitorBefore(DecoderVisitor* new_visitor,
 
 void Decoder::InsertVisitorAfter(DecoderVisitor* new_visitor,
                                  DecoderVisitor* registered_visitor) {
-  visitors_.remove(new_visitor);
   std::list<DecoderVisitor*>::iterator it;
   for (it = visitors_.begin(); it != visitors_.end(); it++) {
     if (*it == registered_visitor) {
@@ -160,7 +156,7 @@ void Decoder::RemoveVisitor(DecoderVisitor* visitor) {
 }
 
 
-void Decoder::DecodePCRelAddressing(Instruction* instr) {
+void Decoder::DecodePCRelAddressing(const Instruction* instr) {
   VIXL_ASSERT(instr->Bits(27, 24) == 0x0);
   // We know bit 28 is set, as <b28:b27> = 0 is filtered out at the top level
   // decode.
@@ -169,7 +165,7 @@ void Decoder::DecodePCRelAddressing(Instruction* instr) {
 }
 
 
-void Decoder::DecodeBranchSystemException(Instruction* instr) {
+void Decoder::DecodeBranchSystemException(const Instruction* instr) {
   VIXL_ASSERT((instr->Bits(27, 24) == 0x4) ||
               (instr->Bits(27, 24) == 0x5) ||
               (instr->Bits(27, 24) == 0x6) ||
@@ -270,7 +266,7 @@ void Decoder::DecodeBranchSystemException(Instruction* instr) {
 }
 
 
-void Decoder::DecodeLoadStore(Instruction* instr) {
+void Decoder::DecodeLoadStore(const Instruction* instr) {
   VIXL_ASSERT((instr->Bits(27, 24) == 0x8) ||
               (instr->Bits(27, 24) == 0x9) ||
               (instr->Bits(27, 24) == 0xC) ||
@@ -388,7 +384,7 @@ void Decoder::DecodeLoadStore(Instruction* instr) {
 }
 
 
-void Decoder::DecodeLogical(Instruction* instr) {
+void Decoder::DecodeLogical(const Instruction* instr) {
   VIXL_ASSERT(instr->Bits(27, 24) == 0x2);
 
   if (instr->Mask(0x80400000) == 0x00400000) {
@@ -407,7 +403,7 @@ void Decoder::DecodeLogical(Instruction* instr) {
 }
 
 
-void Decoder::DecodeBitfieldExtract(Instruction* instr) {
+void Decoder::DecodeBitfieldExtract(const Instruction* instr) {
   VIXL_ASSERT(instr->Bits(27, 24) == 0x3);
 
   if ((instr->Mask(0x80400000) == 0x80000000) ||
@@ -432,7 +428,7 @@ void Decoder::DecodeBitfieldExtract(Instruction* instr) {
 }
 
 
-void Decoder::DecodeAddSubImmediate(Instruction* instr) {
+void Decoder::DecodeAddSubImmediate(const Instruction* instr) {
   VIXL_ASSERT(instr->Bits(27, 24) == 0x1);
   if (instr->Bit(23) == 1) {
     VisitUnallocated(instr);
@@ -442,7 +438,7 @@ void Decoder::DecodeAddSubImmediate(Instruction* instr) {
 }
 
 
-void Decoder::DecodeDataProcessing(Instruction* instr) {
+void Decoder::DecodeDataProcessing(const Instruction* instr) {
   VIXL_ASSERT((instr->Bits(27, 24) == 0xA) ||
               (instr->Bits(27, 24) == 0xB));
 
@@ -557,7 +553,7 @@ void Decoder::DecodeDataProcessing(Instruction* instr) {
 }
 
 
-void Decoder::DecodeFP(Instruction* instr) {
+void Decoder::DecodeFP(const Instruction* instr) {
   VIXL_ASSERT((instr->Bits(27, 24) == 0xE) ||
               (instr->Bits(27, 24) == 0xF));
 
@@ -684,14 +680,14 @@ void Decoder::DecodeFP(Instruction* instr) {
 }
 
 
-void Decoder::DecodeAdvSIMDLoadStore(Instruction* instr) {
+void Decoder::DecodeAdvSIMDLoadStore(const Instruction* instr) {
   // TODO: Implement Advanced SIMD load/store instruction decode.
   VIXL_ASSERT(instr->Bits(29, 25) == 0x6);
   VisitUnimplemented(instr);
 }
 
 
-void Decoder::DecodeAdvSIMDDataProcessing(Instruction* instr) {
+void Decoder::DecodeAdvSIMDDataProcessing(const Instruction* instr) {
   // TODO: Implement Advanced SIMD data processing instruction decode.
   VIXL_ASSERT(instr->Bits(27, 25) == 0x7);
   VisitUnimplemented(instr);
@@ -699,7 +695,7 @@ void Decoder::DecodeAdvSIMDDataProcessing(Instruction* instr) {
 
 
 #define DEFINE_VISITOR_CALLERS(A)                                              \
-  void Decoder::Visit##A(Instruction *instr) {                                 \
+  void Decoder::Visit##A(const Instruction *instr) {                           \
     VIXL_ASSERT(instr->Mask(A##FMask) == A##Fixed);                            \
     std::list<DecoderVisitor*>::iterator it;                                   \
     for (it = visitors_.begin(); it != visitors_.end(); it++) {                \
-- 
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