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authorDavid Marcec <dmarcecguzman@gmail.com>2020-05-30 02:55:27 +0200
committerDavid Marcec <dmarcecguzman@gmail.com>2020-05-30 02:55:27 +0200
commitd0bdd26c26b72004144e656c9abc6232b80f3f60 (patch)
tree8349fdcf0167f5ee4534aa3a679fc872d4d604f1
parentMerge pull request #4007 from ReinUsesLisp/reduce-logs (diff)
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Diffstat (limited to '')
-rw-r--r--.gitmodules3
-rw-r--r--externals/CMakeLists.txt8
m---------externals/xbyak0
-rw-r--r--src/common/CMakeLists.txt4
-rw-r--r--src/common/x64/xbyak_abi.h266
-rw-r--r--src/common/x64/xbyak_util.h47
-rw-r--r--src/video_core/CMakeLists.txt2
7 files changed, 328 insertions, 2 deletions
diff --git a/.gitmodules b/.gitmodules
index bf3b80d59..2ec9dda62 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -28,3 +28,6 @@
[submodule "libzip"]
path = externals/libzip/libzip
url = https://github.com/nih-at/libzip.git
+[submodule "xbyak"]
+ path = externals/xbyak
+ url = https://github.com/herumi/xbyak.git
diff --git a/externals/CMakeLists.txt b/externals/CMakeLists.txt
index 0b40cd1b0..df7a5e0a9 100644
--- a/externals/CMakeLists.txt
+++ b/externals/CMakeLists.txt
@@ -75,3 +75,11 @@ if (ENABLE_WEB_SERVICE)
target_compile_definitions(httplib INTERFACE -DCPPHTTPLIB_OPENSSL_SUPPORT)
target_link_libraries(httplib INTERFACE OpenSSL::SSL OpenSSL::Crypto)
endif()
+
+if (NOT TARGET xbyak)
+ if (ARCHITECTURE_x86 OR ARCHITECTURE_x86_64)
+ add_library(xbyak INTERFACE)
+ target_include_directories(xbyak SYSTEM INTERFACE ./xbyak/xbyak)
+ target_compile_definitions(xbyak INTERFACE XBYAK_NO_OP_NAMES)
+ endif()
+endif()
diff --git a/externals/xbyak b/externals/xbyak
new file mode 160000
+Subproject 82b70e665918efc2ee348091742fd0237b3b68c
diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index 264dff546..24b7a083c 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -171,10 +171,12 @@ if(ARCHITECTURE_x86_64)
PRIVATE
x64/cpu_detect.cpp
x64/cpu_detect.h
+ x64/xbyak_abi.h
+ x64/xbyak_util.h
)
endif()
create_target_directory_groups(common)
target_link_libraries(common PUBLIC Boost::boost fmt::fmt microprofile)
-target_link_libraries(common PRIVATE lz4::lz4 zstd::zstd)
+target_link_libraries(common PRIVATE lz4::lz4 zstd::zstd xbyak)
diff --git a/src/common/x64/xbyak_abi.h b/src/common/x64/xbyak_abi.h
new file mode 100644
index 000000000..794da8a52
--- /dev/null
+++ b/src/common/x64/xbyak_abi.h
@@ -0,0 +1,266 @@
+// Copyright 2016 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <bitset>
+#include <initializer_list>
+#include <xbyak.h>
+#include "common/assert.h"
+
+namespace Common::X64 {
+
+inline int RegToIndex(const Xbyak::Reg& reg) {
+ using Kind = Xbyak::Reg::Kind;
+ ASSERT_MSG((reg.getKind() & (Kind::REG | Kind::XMM)) != 0,
+ "RegSet only support GPRs and XMM registers.");
+ ASSERT_MSG(reg.getIdx() < 16, "RegSet only supports XXM0-15.");
+ return reg.getIdx() + (reg.getKind() == Kind::REG ? 0 : 16);
+}
+
+inline Xbyak::Reg64 IndexToReg64(int reg_index) {
+ ASSERT(reg_index < 16);
+ return Xbyak::Reg64(reg_index);
+}
+
+inline Xbyak::Xmm IndexToXmm(int reg_index) {
+ ASSERT(reg_index >= 16 && reg_index < 32);
+ return Xbyak::Xmm(reg_index - 16);
+}
+
+inline Xbyak::Reg IndexToReg(int reg_index) {
+ if (reg_index < 16) {
+ return IndexToReg64(reg_index);
+ } else {
+ return IndexToXmm(reg_index);
+ }
+}
+
+inline std::bitset<32> BuildRegSet(std::initializer_list<Xbyak::Reg> regs) {
+ std::bitset<32> bits;
+ for (const Xbyak::Reg& reg : regs) {
+ bits[RegToIndex(reg)] = true;
+ }
+ return bits;
+}
+
+const std::bitset<32> ABI_ALL_GPRS(0x0000FFFF);
+const std::bitset<32> ABI_ALL_XMMS(0xFFFF0000);
+
+#ifdef _WIN32
+
+// Microsoft x64 ABI
+const Xbyak::Reg ABI_RETURN = Xbyak::util::rax;
+const Xbyak::Reg ABI_PARAM1 = Xbyak::util::rcx;
+const Xbyak::Reg ABI_PARAM2 = Xbyak::util::rdx;
+const Xbyak::Reg ABI_PARAM3 = Xbyak::util::r8;
+const Xbyak::Reg ABI_PARAM4 = Xbyak::util::r9;
+
+const std::bitset<32> ABI_ALL_CALLER_SAVED = BuildRegSet({
+ // GPRs
+ Xbyak::util::rcx,
+ Xbyak::util::rdx,
+ Xbyak::util::r8,
+ Xbyak::util::r9,
+ Xbyak::util::r10,
+ Xbyak::util::r11,
+ // XMMs
+ Xbyak::util::xmm0,
+ Xbyak::util::xmm1,
+ Xbyak::util::xmm2,
+ Xbyak::util::xmm3,
+ Xbyak::util::xmm4,
+ Xbyak::util::xmm5,
+});
+
+const std::bitset<32> ABI_ALL_CALLEE_SAVED = BuildRegSet({
+ // GPRs
+ Xbyak::util::rbx,
+ Xbyak::util::rsi,
+ Xbyak::util::rdi,
+ Xbyak::util::rbp,
+ Xbyak::util::r12,
+ Xbyak::util::r13,
+ Xbyak::util::r14,
+ Xbyak::util::r15,
+ // XMMs
+ Xbyak::util::xmm6,
+ Xbyak::util::xmm7,
+ Xbyak::util::xmm8,
+ Xbyak::util::xmm9,
+ Xbyak::util::xmm10,
+ Xbyak::util::xmm11,
+ Xbyak::util::xmm12,
+ Xbyak::util::xmm13,
+ Xbyak::util::xmm14,
+ Xbyak::util::xmm15,
+});
+
+constexpr size_t ABI_SHADOW_SPACE = 0x20;
+
+#else
+
+// System V x86-64 ABI
+const Xbyak::Reg ABI_RETURN = Xbyak::util::rax;
+const Xbyak::Reg ABI_PARAM1 = Xbyak::util::rdi;
+const Xbyak::Reg ABI_PARAM2 = Xbyak::util::rsi;
+const Xbyak::Reg ABI_PARAM3 = Xbyak::util::rdx;
+const Xbyak::Reg ABI_PARAM4 = Xbyak::util::rcx;
+
+const std::bitset<32> ABI_ALL_CALLER_SAVED = BuildRegSet({
+ // GPRs
+ Xbyak::util::rcx,
+ Xbyak::util::rdx,
+ Xbyak::util::rdi,
+ Xbyak::util::rsi,
+ Xbyak::util::r8,
+ Xbyak::util::r9,
+ Xbyak::util::r10,
+ Xbyak::util::r11,
+ // XMMs
+ Xbyak::util::xmm0,
+ Xbyak::util::xmm1,
+ Xbyak::util::xmm2,
+ Xbyak::util::xmm3,
+ Xbyak::util::xmm4,
+ Xbyak::util::xmm5,
+ Xbyak::util::xmm6,
+ Xbyak::util::xmm7,
+ Xbyak::util::xmm8,
+ Xbyak::util::xmm9,
+ Xbyak::util::xmm10,
+ Xbyak::util::xmm11,
+ Xbyak::util::xmm12,
+ Xbyak::util::xmm13,
+ Xbyak::util::xmm14,
+ Xbyak::util::xmm15,
+});
+
+const std::bitset<32> ABI_ALL_CALLEE_SAVED = BuildRegSet({
+ // GPRs
+ Xbyak::util::rbx,
+ Xbyak::util::rbp,
+ Xbyak::util::r12,
+ Xbyak::util::r13,
+ Xbyak::util::r14,
+ Xbyak::util::r15,
+});
+
+constexpr size_t ABI_SHADOW_SPACE = 0;
+
+#endif
+
+inline void ABI_CalculateFrameSize(std::bitset<32> regs, size_t rsp_alignment,
+ size_t needed_frame_size, s32* out_subtraction,
+ s32* out_xmm_offset) {
+ const auto count = (regs & ABI_ALL_GPRS).count();
+ rsp_alignment -= count * 8;
+ size_t subtraction = 0;
+ const auto xmm_count = (regs & ABI_ALL_XMMS).count();
+ if (xmm_count) {
+ // If we have any XMMs to save, we must align the stack here.
+ subtraction = rsp_alignment & 0xF;
+ }
+ subtraction += 0x10 * xmm_count;
+ size_t xmm_base_subtraction = subtraction;
+ subtraction += needed_frame_size;
+ subtraction += ABI_SHADOW_SPACE;
+ // Final alignment.
+ rsp_alignment -= subtraction;
+ subtraction += rsp_alignment & 0xF;
+
+ *out_subtraction = (s32)subtraction;
+ *out_xmm_offset = (s32)(subtraction - xmm_base_subtraction);
+}
+
+inline size_t ABI_PushRegistersAndAdjustStack(Xbyak::CodeGenerator& code, std::bitset<32> regs,
+ size_t rsp_alignment, size_t needed_frame_size = 0) {
+ s32 subtraction, xmm_offset;
+ ABI_CalculateFrameSize(regs, rsp_alignment, needed_frame_size, &subtraction, &xmm_offset);
+ for (std::size_t i = 0; i < regs.size(); ++i) {
+ if (regs[i] && ABI_ALL_GPRS[i]) {
+ code.push(IndexToReg64(static_cast<int>(i)));
+ }
+ }
+ if (subtraction != 0) {
+ code.sub(code.rsp, subtraction);
+ }
+
+ for (int i = 0; i < regs.count(); i++) {
+ if (regs.test(i) & ABI_ALL_GPRS.test(i)) {
+ code.push(IndexToReg64(i));
+ }
+ }
+
+ for (std::size_t i = 0; i < regs.size(); ++i) {
+ if (regs[i] && ABI_ALL_XMMS[i]) {
+ code.movaps(code.xword[code.rsp + xmm_offset], IndexToXmm(static_cast<int>(i)));
+ xmm_offset += 0x10;
+ }
+ }
+
+ return ABI_SHADOW_SPACE;
+}
+
+inline void ABI_PopRegistersAndAdjustStack(Xbyak::CodeGenerator& code, std::bitset<32> regs,
+ size_t rsp_alignment, size_t needed_frame_size = 0) {
+ s32 subtraction, xmm_offset;
+ ABI_CalculateFrameSize(regs, rsp_alignment, needed_frame_size, &subtraction, &xmm_offset);
+
+ for (std::size_t i = 0; i < regs.size(); ++i) {
+ if (regs[i] && ABI_ALL_XMMS[i]) {
+ code.movaps(IndexToXmm(static_cast<int>(i)), code.xword[code.rsp + xmm_offset]);
+ xmm_offset += 0x10;
+ }
+ }
+
+ if (subtraction != 0) {
+ code.add(code.rsp, subtraction);
+ }
+
+ // GPRs need to be popped in reverse order
+ for (int i = 15; i >= 0; i--) {
+ if (regs[i]) {
+ code.pop(IndexToReg64(i));
+ }
+ }
+}
+
+inline size_t ABI_PushRegistersAndAdjustStackGPS(Xbyak::CodeGenerator& code, std::bitset<32> regs,
+ size_t rsp_alignment,
+ size_t needed_frame_size = 0) {
+ s32 subtraction, xmm_offset;
+ ABI_CalculateFrameSize(regs, rsp_alignment, needed_frame_size, &subtraction, &xmm_offset);
+
+ for (std::size_t i = 0; i < regs.size(); ++i) {
+ if (regs[i] && ABI_ALL_GPRS[i]) {
+ code.push(IndexToReg64(static_cast<int>(i)));
+ }
+ }
+
+ if (subtraction != 0) {
+ code.sub(code.rsp, subtraction);
+ }
+
+ return ABI_SHADOW_SPACE;
+}
+
+inline void ABI_PopRegistersAndAdjustStackGPS(Xbyak::CodeGenerator& code, std::bitset<32> regs,
+ size_t rsp_alignment, size_t needed_frame_size = 0) {
+ s32 subtraction, xmm_offset;
+ ABI_CalculateFrameSize(regs, rsp_alignment, needed_frame_size, &subtraction, &xmm_offset);
+
+ if (subtraction != 0) {
+ code.add(code.rsp, subtraction);
+ }
+
+ // GPRs need to be popped in reverse order
+ for (int i = 15; i >= 0; i--) {
+ if (regs[i]) {
+ code.pop(IndexToReg64(i));
+ }
+ }
+}
+
+} // namespace Common::X64
diff --git a/src/common/x64/xbyak_util.h b/src/common/x64/xbyak_util.h
new file mode 100644
index 000000000..df17f8cbe
--- /dev/null
+++ b/src/common/x64/xbyak_util.h
@@ -0,0 +1,47 @@
+// Copyright 2016 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <type_traits>
+#include <xbyak.h>
+#include "common/x64/xbyak_abi.h"
+
+namespace Common::X64 {
+
+// Constants for use with cmpps/cmpss
+enum {
+ CMP_EQ = 0,
+ CMP_LT = 1,
+ CMP_LE = 2,
+ CMP_UNORD = 3,
+ CMP_NEQ = 4,
+ CMP_NLT = 5,
+ CMP_NLE = 6,
+ CMP_ORD = 7,
+};
+
+constexpr bool IsWithin2G(uintptr_t ref, uintptr_t target) {
+ const u64 distance = target - (ref + 5);
+ return !(distance >= 0x8000'0000ULL && distance <= ~0x8000'0000ULL);
+}
+
+inline bool IsWithin2G(const Xbyak::CodeGenerator& code, uintptr_t target) {
+ return IsWithin2G(reinterpret_cast<uintptr_t>(code.getCurr()), target);
+}
+
+template <typename T>
+inline void CallFarFunction(Xbyak::CodeGenerator& code, const T f) {
+ static_assert(std::is_pointer_v<T>, "Argument must be a (function) pointer.");
+ size_t addr = reinterpret_cast<size_t>(f);
+ if (IsWithin2G(code, addr)) {
+ code.call(f);
+ } else {
+ // ABI_RETURN is a safe temp register to use before a call
+ code.mov(ABI_RETURN, addr);
+ code.call(ABI_RETURN);
+ }
+}
+
+} // namespace Common::X64
diff --git a/src/video_core/CMakeLists.txt b/src/video_core/CMakeLists.txt
index f00c71dae..d6ee82836 100644
--- a/src/video_core/CMakeLists.txt
+++ b/src/video_core/CMakeLists.txt
@@ -229,7 +229,7 @@ endif()
create_target_directory_groups(video_core)
target_link_libraries(video_core PUBLIC common core)
-target_link_libraries(video_core PRIVATE glad)
+target_link_libraries(video_core PRIVATE glad xbyak)
if (ENABLE_VULKAN)
target_include_directories(video_core PRIVATE sirit ../../externals/Vulkan-Headers/include)