early-access version 1255

2020-12-28 15:15:37 +00:00
parent 84b39492d1
commit 78b48028e1
6254 changed files with 1868140 additions and 0 deletions
--- a/externals/dynarmic/src/backend/x64/abi.h
+++ b/externals/dynarmic/src/backend/x64/abi.h
@@ -0,0 +1,123 @@
+/* This file is part of the dynarmic project.
+ * Copyright (c) 2016 MerryMage
+ * SPDX-License-Identifier: 0BSD
+ */
+#pragma once
+
+#include <array>
+
+#include "backend/x64/hostloc.h"
+
+namespace Dynarmic::Backend::X64 {
+
+class BlockOfCode;
+
+#ifdef _WIN32
+
+constexpr HostLoc ABI_RETURN = HostLoc::RAX;
+
+constexpr HostLoc ABI_PARAM1 = HostLoc::RCX;
+constexpr HostLoc ABI_PARAM2 = HostLoc::RDX;
+constexpr HostLoc ABI_PARAM3 = HostLoc::R8;
+constexpr HostLoc ABI_PARAM4 = HostLoc::R9;
+
+constexpr std::array<HostLoc, 13> ABI_ALL_CALLER_SAVE = {
+    HostLoc::RAX,
+    HostLoc::RCX,
+    HostLoc::RDX,
+    HostLoc::R8,
+    HostLoc::R9,
+    HostLoc::R10,
+    HostLoc::R11,
+    HostLoc::XMM0,
+    HostLoc::XMM1,
+    HostLoc::XMM2,
+    HostLoc::XMM3,
+    HostLoc::XMM4,
+    HostLoc::XMM5,
+};
+
+constexpr std::array<HostLoc, 18> ABI_ALL_CALLEE_SAVE = {
+    HostLoc::RBX,
+    HostLoc::RSI,
+    HostLoc::RDI,
+    HostLoc::RBP,
+    HostLoc::R12,
+    HostLoc::R13,
+    HostLoc::R14,
+    HostLoc::R15,
+    HostLoc::XMM6,
+    HostLoc::XMM7,
+    HostLoc::XMM8,
+    HostLoc::XMM9,
+    HostLoc::XMM10,
+    HostLoc::XMM11,
+    HostLoc::XMM12,
+    HostLoc::XMM13,
+    HostLoc::XMM14,
+    HostLoc::XMM15,
+};
+
+constexpr size_t ABI_SHADOW_SPACE = 32; // bytes
+
+#else
+
+constexpr HostLoc ABI_RETURN = HostLoc::RAX;
+
+constexpr HostLoc ABI_PARAM1 = HostLoc::RDI;
+constexpr HostLoc ABI_PARAM2 = HostLoc::RSI;
+constexpr HostLoc ABI_PARAM3 = HostLoc::RDX;
+constexpr HostLoc ABI_PARAM4 = HostLoc::RCX;
+
+constexpr std::array<HostLoc, 25> ABI_ALL_CALLER_SAVE = {
+    HostLoc::RAX,
+    HostLoc::RCX,
+    HostLoc::RDX,
+    HostLoc::RDI,
+    HostLoc::RSI,
+    HostLoc::R8,
+    HostLoc::R9,
+    HostLoc::R10,
+    HostLoc::R11,
+    HostLoc::XMM0,
+    HostLoc::XMM1,
+    HostLoc::XMM2,
+    HostLoc::XMM3,
+    HostLoc::XMM4,
+    HostLoc::XMM5,
+    HostLoc::XMM6,
+    HostLoc::XMM7,
+    HostLoc::XMM8,
+    HostLoc::XMM9,
+    HostLoc::XMM10,
+    HostLoc::XMM11,
+    HostLoc::XMM12,
+    HostLoc::XMM13,
+    HostLoc::XMM14,
+    HostLoc::XMM15,
+};
+
+constexpr std::array<HostLoc, 6> ABI_ALL_CALLEE_SAVE = {
+    HostLoc::RBX,
+    HostLoc::RBP,
+    HostLoc::R12,
+    HostLoc::R13,
+    HostLoc::R14,
+    HostLoc::R15,
+};
+
+constexpr size_t ABI_SHADOW_SPACE = 0; // bytes
+
+#endif
+
+static_assert(ABI_ALL_CALLER_SAVE.size() + ABI_ALL_CALLEE_SAVE.size() == 31, "Invalid total number of registers");
+
+void ABI_PushCalleeSaveRegistersAndAdjustStack(BlockOfCode& code, size_t frame_size = 0);
+void ABI_PopCalleeSaveRegistersAndAdjustStack(BlockOfCode& code, size_t frame_size = 0);
+void ABI_PushCallerSaveRegistersAndAdjustStack(BlockOfCode& code, size_t frame_size = 0);
+void ABI_PopCallerSaveRegistersAndAdjustStack(BlockOfCode& code, size_t frame_size = 0);
+
+void ABI_PushCallerSaveRegistersAndAdjustStackExcept(BlockOfCode& code, HostLoc exception);
+void ABI_PopCallerSaveRegistersAndAdjustStackExcept(BlockOfCode& code, HostLoc exception);
+
+} // namespace Dynarmic::Backend::X64