Dirty page table. Not yet used.

2014-06-02 07:49:45 -07:00
parent ddbebcda6c
commit beb5ee40ee
9 changed files with 56 additions and 3 deletions
--- a/src/alloy/backend/x64/x64_emitter.cc
+++ b/src/alloy/backend/x64/x64_emitter.cc
@@ -446,6 +446,11 @@ void X64Emitter::StoreEflags() {
 #endif  // STORE_EFLAGS
 }

+uint32_t X64Emitter::page_table_address() const {
+  uint64_t addr = runtime_->memory()->page_table();
+  return static_cast<uint32_t>(addr);
+}
+
 bool X64Emitter::ConstantFitsIn32Reg(uint64_t v) {
  if ((v & ~0x7FFFFFFF) == 0) {
    // Fits under 31 bits, so just load using normal mov.