From 1fae63de23320a1663b7c591e247ad81852ab6dc Mon Sep 17 00:00:00 2001
From: Roland Reichwein <mail@reichwein.it>
Date: Sun, 22 Nov 2020 13:00:06 +0100
Subject: Support 16-bit short

---
 asm/intel64/encode.cpp | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

(limited to 'asm/intel64/encode.cpp')

diff --git a/asm/intel64/encode.cpp b/asm/intel64/encode.cpp
index 62101f3..a51854a 100644
--- a/asm/intel64/encode.cpp
+++ b/asm/intel64/encode.cpp
@@ -3,10 +3,9 @@
 
 #include "asm/assembler.h"
 #include "asm/parse.h"
+#include "byteorder.h"
 #include "minicc.h"
 
-#include <boost/endian/conversion.hpp>
-
 #include <exception>
 
 namespace {
@@ -26,7 +25,7 @@ std::shared_ptr<Op> makeLoadValue(const FlowGraph::Data& data, const FlowGraph::
   if (value.value().size() < sizeof(uint32_t))
    throw std::runtime_error("ICE: Int data from operand needs at least 4 bytes, got "s + std::to_string(value.value().size()));
 
-  uint32_t immediate = from_little_endian(value.value());
+  uint32_t immediate = endian::from_little32(value.value());
 
   return makeOp("mov", Asm::Args{{Asm::Args::Register32("eax"), Asm::Args::Immediate32(immediate)}});
  } else if (typeid(data_storage) == typeid(FlowGraph::TemporaryStorage)) {
@@ -72,7 +71,7 @@ std::shared_ptr<Op> makeAddValue(const FlowGraph::Data& data, const FlowGraph::G
   if (value.value().size() < sizeof(uint32_t))
    throw std::runtime_error("ICE: Int data from operand needs at least 4 bytes, got "s + std::to_string(value.value().size()));
 
-  uint32_t immediate = from_little_endian(value.value());
+  uint32_t immediate = endian::from_little32(value.value());
 
   return makeOp("add", Asm::Args{{Asm::Args::Register32("eax"), Asm::Args::Immediate32(immediate)}});
  } else if (typeid(data_storage) == typeid(FlowGraph::TemporaryStorage)) {
@@ -99,7 +98,7 @@ std::vector<std::shared_ptr<Chunk>> makeMulValue(const FlowGraph::Data& data, co
   if (value.value().size() < sizeof(uint32_t))
    throw std::runtime_error("ICE: Int data from operand needs at least 4 bytes, got "s + std::to_string(value.value().size()));
 
-  uint32_t immediate = from_little_endian(value.value());
+  uint32_t immediate = endian::from_little32(value.value());
 
   return {{
    makeOp("mov", Asm::Args{{Asm::Args::Register32("ebx"), Asm::Args::Immediate32(immediate)}}),
@@ -129,7 +128,7 @@ std::vector<std::shared_ptr<Chunk>> makeDivValue(const FlowGraph::Data& data, co
   if (value.value().size() < sizeof(uint32_t))
    throw std::runtime_error("ICE: Int data from operand needs at least 4 bytes, got "s + std::to_string(value.value().size()));
 
-  uint32_t immediate = from_little_endian(value.value());
+  uint32_t immediate = endian::from_little32(value.value());
 
   return {{
    makeOp("mov", Asm::Args{{Asm::Args::Register32("ebx"), Asm::Args::Immediate32(immediate)}}),
@@ -211,12 +210,12 @@ void Asm::toMachineCode(const FlowGraph::Graph& graph, Segment& segment)
 
    } else if (typeid(node_deref) == typeid(FlowGraph::CreateScopeOp)) {
     //FlowGraph::CreateScopeOp& op {dynamic_cast<FlowGraph::CreateScopeOp&>(*node)}; // TODO: Create stack frame
-    //segment.push_back(makeOp("push", Asm::Args{{Asm::Args::Register64("rbp")}}));
-    //segment.push_back(makeOp("mov", Asm::Args{{Asm::Args::Register64("rbp"), Asm::Args::Register64("rsp")}}));
+    segment.push_back(makeOp("push", Asm::Args{{Asm::Args::Register64("rbp")}}));
+    segment.push_back(makeOp("mov", Asm::Args{{Asm::Args::Register64("rbp"), Asm::Args::Register64("rsp")}}));
     
    } else if (typeid(node_deref) == typeid(FlowGraph::DestroyScopeOp)) {
     //FlowGraph::DestroyScopeOp& op {dynamic_cast<FlowGraph::DestroyScopeOp&>(*node)}; // TODO: Destroy stack frame
-    //segment.push_back(makeOp("pop", Asm::Args{{Asm::Args::Register64("rbp")}}));
+    segment.push_back(makeOp("pop", Asm::Args{{Asm::Args::Register64("rbp")}}));
 
     segment.push_back(makeLoadValue(graph.lastOp()->destination(), graph)); // TODO: Just get last operation result to eax for now
     segment.push_back(makeOp("xor", Asm::Args{{Asm::Args::Register64("rdi"), Asm::Args::Register64("rdi")}}));
-- 
cgit v1.2.3