Renaming xe::cpu::frontend to xe::cpu::ppc.

src/xenia/cpu/ppc/ppc_hir_builder.h

@@ -0,0 +1,109 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#ifndef XENIA_CPU_PPC_PPC_HIR_BUILDER_H_
+#define XENIA_CPU_PPC_PPC_HIR_BUILDER_H_
+
+#include "xenia/base/string_buffer.h"
+#include "xenia/cpu/function.h"
+#include "xenia/cpu/hir/hir_builder.h"
+
+namespace xe {
+namespace cpu {
+namespace ppc {
+
+struct PPCBuiltins;
+class PPCFrontend;
+
+class PPCHIRBuilder : public hir::HIRBuilder {
+  using Instr = xe::cpu::hir::Instr;
+  using Label = xe::cpu::hir::Label;
+  using Value = xe::cpu::hir::Value;
+
+ public:
+  explicit PPCHIRBuilder(PPCFrontend* frontend);
+  ~PPCHIRBuilder() override;
+
+  PPCBuiltins* builtins() const;
+
+  void Reset() override;
+
+  enum EmitFlags {
+    // Emit comment nodes.
+    EMIT_DEBUG_COMMENTS = 1 << 0,
+  };
+  bool Emit(GuestFunction* function, uint32_t flags);
+
+  GuestFunction* function() const { return function_; }
+  Function* LookupFunction(uint32_t address);
+  Label* LookupLabel(uint32_t address);
+
+  Value* LoadLR();
+  void StoreLR(Value* value);
+  Value* LoadCTR();
+  void StoreCTR(Value* value);
+  Value* LoadCR();
+  Value* LoadCR(uint32_t n);
+  Value* LoadCRField(uint32_t n, uint32_t bit);
+  void StoreCR(Value* value);
+  void StoreCR(uint32_t n, Value* value);
+  void StoreCRField(uint32_t n, uint32_t bit, Value* value);
+  void UpdateCR(uint32_t n, Value* lhs, bool is_signed = true);
+  void UpdateCR(uint32_t n, Value* lhs, Value* rhs, bool is_signed = true);
+  void UpdateCR6(Value* src_value);
+  Value* LoadFPSCR();
+  void StoreFPSCR(Value* value);
+  Value* LoadXER();
+  void StoreXER(Value* value);
+  // void UpdateXERWithOverflow();
+  // void UpdateXERWithOverflowAndCarry();
+  // void StoreOV(Value* value);
+  Value* LoadCA();
+  void StoreCA(Value* value);
+  Value* LoadSAT();
+  void StoreSAT(Value* value);
+
+  Value* LoadGPR(uint32_t reg);
+  void StoreGPR(uint32_t reg, Value* value);
+  Value* LoadFPR(uint32_t reg);
+  void StoreFPR(uint32_t reg, Value* value);
+  Value* LoadVR(uint32_t reg);
+  void StoreVR(uint32_t reg, Value* value);
+
+ private:
+  void AnnotateLabel(uint32_t address, Label* label);
+
+  PPCFrontend* frontend_;
+
+  // Reset whenever needed:
+  StringBuffer comment_buffer_;
+
+  // Reset each Emit:
+  bool with_debug_info_;
+  GuestFunction* function_;
+  uint64_t start_address_;
+  uint64_t instr_count_;
+  Instr** instr_offset_list_;
+  Label** label_list_;
+
+  // Reset each instruction.
+  struct {
+    uint32_t dest_count;
+    struct {
+      uint8_t reg;
+      Value* value;
+    } dests[4];
+  } trace_info_;
+};
+
+}  // namespace ppc
+}  // namespace cpu
+}  // namespace xe
+
+#endif  // XENIA_CPU_PPC_PPC_HIR_BUILDER_H_