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Common/x64: remove legacy emitter and abi (#2504)

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These are not used any more since we moved shader JIT to xbyak.
This commit is contained in:
Weiyi Wang 2017-01-31 11:06:42 +02:00 committed by Yuri Kunde Schlesner
parent f7e96dc068
commit 0b9c59ff22
6 changed files with 1 additions and 4202 deletions
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5
src/common/CMakeLists.txt
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@ -61,14 +61,11 @@ set(HEADERS
if(ARCHITECTURE_x86_64)
set(SRCS ${SRCS}
x64/abi.cpp
x64/cpu_detect.cpp
x64/emitter.cpp)
)
set(HEADERS ${HEADERS}
x64/abi.h
x64/cpu_detect.h
x64/emitter.h
x64/xbyak_abi.h
x64/xbyak_util.h
)

350
src/common/x64/abi.cpp
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@ -1,350 +0,0 @@
// Copyright (C) 2003 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#include "abi.h"
#include "emitter.h"
using namespace Gen;
// Shared code between Win64 and Unix64
void XEmitter::ABI_CalculateFrameSize(BitSet32 mask, size_t rsp_alignment, size_t needed_frame_size,
size_t* shadowp, size_t* subtractionp, size_t* xmm_offsetp) {
size_t shadow = 0;
#if defined(_WIN32)
shadow = 0x20;
#endif
int count = (mask & ABI_ALL_GPRS).Count();
rsp_alignment -= count * 8;
size_t subtraction = 0;
int fpr_count = (mask & ABI_ALL_FPRS).Count();
if (fpr_count) {
// If we have any XMMs to save, we must align the stack here.
subtraction = rsp_alignment & 0xf;
}
subtraction += 16 * fpr_count;
size_t xmm_base_subtraction = subtraction;
subtraction += needed_frame_size;
subtraction += shadow;
// Final alignment.
rsp_alignment -= subtraction;
subtraction += rsp_alignment & 0xf;
*shadowp = shadow;
*subtractionp = subtraction;
*xmm_offsetp = subtraction - xmm_base_subtraction;
}
size_t XEmitter::ABI_PushRegistersAndAdjustStack(BitSet32 mask, size_t rsp_alignment,
size_t needed_frame_size) {
size_t shadow, subtraction, xmm_offset;
ABI_CalculateFrameSize(mask, rsp_alignment, needed_frame_size, &shadow, &subtraction,
&xmm_offset);
for (int r : mask& ABI_ALL_GPRS)
PUSH((X64Reg)r);
if (subtraction)
SUB(64, R(RSP), subtraction >= 0x80 ? Imm32((u32)subtraction) : Imm8((u8)subtraction));
for (int x : mask& ABI_ALL_FPRS) {
MOVAPD(MDisp(RSP, (int)xmm_offset), (X64Reg)(x - 16));
xmm_offset += 16;
}
return shadow;
}
void XEmitter::ABI_PopRegistersAndAdjustStack(BitSet32 mask, size_t rsp_alignment,
size_t needed_frame_size) {
size_t shadow, subtraction, xmm_offset;
ABI_CalculateFrameSize(mask, rsp_alignment, needed_frame_size, &shadow, &subtraction,
&xmm_offset);
for (int x : mask& ABI_ALL_FPRS) {
MOVAPD((X64Reg)(x - 16), MDisp(RSP, (int)xmm_offset));
xmm_offset += 16;
}
if (subtraction)
ADD(64, R(RSP), subtraction >= 0x80 ? Imm32((u32)subtraction) : Imm8((u8)subtraction));
for (int r = 15; r >= 0; r--) {
if (mask[r])
POP((X64Reg)r);
}
}
// Common functions
void XEmitter::ABI_CallFunction(const void* func) {
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionC16(const void* func, u16 param1) {
MOV(32, R(ABI_PARAM1), Imm32((u32)param1));
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionCC16(const void* func, u32 param1, u16 param2) {
MOV(32, R(ABI_PARAM1), Imm32(param1));
MOV(32, R(ABI_PARAM2), Imm32((u32)param2));
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionC(const void* func, u32 param1) {
MOV(32, R(ABI_PARAM1), Imm32(param1));
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionCC(const void* func, u32 param1, u32 param2) {
MOV(32, R(ABI_PARAM1), Imm32(param1));
MOV(32, R(ABI_PARAM2), Imm32(param2));
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionCCC(const void* func, u32 param1, u32 param2, u32 param3) {
MOV(32, R(ABI_PARAM1), Imm32(param1));
MOV(32, R(ABI_PARAM2), Imm32(param2));
MOV(32, R(ABI_PARAM3), Imm32(param3));
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionCCP(const void* func, u32 param1, u32 param2, void* param3) {
MOV(32, R(ABI_PARAM1), Imm32(param1));
MOV(32, R(ABI_PARAM2), Imm32(param2));
MOV(64, R(ABI_PARAM3), ImmPtr(param3));
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionCCCP(const void* func, u32 param1, u32 param2, u32 param3,
void* param4) {
MOV(32, R(ABI_PARAM1), Imm32(param1));
MOV(32, R(ABI_PARAM2), Imm32(param2));
MOV(32, R(ABI_PARAM3), Imm32(param3));
MOV(64, R(ABI_PARAM4), ImmPtr(param4));
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionP(const void* func, void* param1) {
MOV(64, R(ABI_PARAM1), ImmPtr(param1));
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionPA(const void* func, void* param1, const Gen::OpArg& arg2) {
MOV(64, R(ABI_PARAM1), ImmPtr(param1));
if (!arg2.IsSimpleReg(ABI_PARAM2))
MOV(32, R(ABI_PARAM2), arg2);
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionPAA(const void* func, void* param1, const Gen::OpArg& arg2,
const Gen::OpArg& arg3) {
MOV(64, R(ABI_PARAM1), ImmPtr(param1));
if (!arg2.IsSimpleReg(ABI_PARAM2))
MOV(32, R(ABI_PARAM2), arg2);
if (!arg3.IsSimpleReg(ABI_PARAM3))
MOV(32, R(ABI_PARAM3), arg3);
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionPPC(const void* func, void* param1, void* param2, u32 param3) {
MOV(64, R(ABI_PARAM1), ImmPtr(param1));
MOV(64, R(ABI_PARAM2), ImmPtr(param2));
MOV(32, R(ABI_PARAM3), Imm32(param3));
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
// Pass a register as a parameter.
void XEmitter::ABI_CallFunctionR(const void* func, X64Reg reg1) {
if (reg1 != ABI_PARAM1)
MOV(32, R(ABI_PARAM1), R(reg1));
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
// Pass two registers as parameters.
void XEmitter::ABI_CallFunctionRR(const void* func, X64Reg reg1, X64Reg reg2) {
if (reg2 != ABI_PARAM1) {
if (reg1 != ABI_PARAM1)
MOV(64, R(ABI_PARAM1), R(reg1));
if (reg2 != ABI_PARAM2)
MOV(64, R(ABI_PARAM2), R(reg2));
} else {
if (reg2 != ABI_PARAM2)
MOV(64, R(ABI_PARAM2), R(reg2));
if (reg1 != ABI_PARAM1)
MOV(64, R(ABI_PARAM1), R(reg1));
}
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionAC(const void* func, const Gen::OpArg& arg1, u32 param2) {
if (!arg1.IsSimpleReg(ABI_PARAM1))
MOV(32, R(ABI_PARAM1), arg1);
MOV(32, R(ABI_PARAM2), Imm32(param2));
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionACC(const void* func, const Gen::OpArg& arg1, u32 param2,
u32 param3) {
if (!arg1.IsSimpleReg(ABI_PARAM1))
MOV(32, R(ABI_PARAM1), arg1);
MOV(32, R(ABI_PARAM2), Imm32(param2));
MOV(64, R(ABI_PARAM3), Imm64(param3));
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionA(const void* func, const Gen::OpArg& arg1) {
if (!arg1.IsSimpleReg(ABI_PARAM1))
MOV(32, R(ABI_PARAM1), arg1);
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}
void XEmitter::ABI_CallFunctionAA(const void* func, const Gen::OpArg& arg1,
const Gen::OpArg& arg2) {
if (!arg1.IsSimpleReg(ABI_PARAM1))
MOV(32, R(ABI_PARAM1), arg1);
if (!arg2.IsSimpleReg(ABI_PARAM2))
MOV(32, R(ABI_PARAM2), arg2);
u64 distance = u64(func) - (u64(code) + 5);
if (distance >= 0x0000000080000000ULL && distance < 0xFFFFFFFF80000000ULL) {
// Far call
MOV(64, R(RAX), ImmPtr(func));
CALLptr(R(RAX));
} else {
CALL(func);
}
}

58
src/common/x64/abi.h
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@ -1,58 +0,0 @@
// Copyright 2008 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include "common/bit_set.h"
#include "emitter.h"
// x64 ABI:s, and helpers to help follow them when JIT-ing code.
// All convensions return values in EAX (+ possibly EDX).
// Windows 64-bit
// * 4-reg "fastcall" variant, very new-skool stack handling
// * Callee moves stack pointer, to make room for shadow regs for the biggest function _it itself
// calls_
// * Parameters passed in RCX, RDX, ... further parameters are MOVed into the allocated stack space.
// Scratch: RAX RCX RDX R8 R9 R10 R11
// Callee-save: RBX RSI RDI RBP R12 R13 R14 R15
// Parameters: RCX RDX R8 R9, further MOV-ed
// Linux 64-bit
// * 6-reg "fastcall" variant, old skool stack handling (parameters are pushed)
// Scratch: RAX RCX RDX RSI RDI R8 R9 R10 R11
// Callee-save: RBX RBP R12 R13 R14 R15
// Parameters: RDI RSI RDX RCX R8 R9
#define ABI_ALL_FPRS BitSet32(0xffff0000)
#define ABI_ALL_GPRS BitSet32(0x0000ffff)
#ifdef _WIN32 // 64-bit Windows - the really exotic calling convention
#define ABI_PARAM1 RCX
#define ABI_PARAM2 RDX
#define ABI_PARAM3 R8
#define ABI_PARAM4 R9
// xmm0-xmm15 use the upper 16 bits in the functions that push/pop registers.
#define ABI_ALL_CALLER_SAVED \
(BitSet32{RAX, RCX, RDX, R8, R9, R10, R11, XMM0 + 16, XMM1 + 16, XMM2 + 16, XMM3 + 16, \
XMM4 + 16, XMM5 + 16})
#else // 64-bit Unix / OS X
#define ABI_PARAM1 RDI
#define ABI_PARAM2 RSI
#define ABI_PARAM3 RDX
#define ABI_PARAM4 RCX
#define ABI_PARAM5 R8
#define ABI_PARAM6 R9
// TODO: Avoid pushing all 16 XMM registers when possible. Most functions we call probably
// don't actually clobber them.
#define ABI_ALL_CALLER_SAVED (BitSet32{RAX, RCX, RDX, RDI, RSI, R8, R9, R10, R11} | ABI_ALL_FPRS)
#endif // WIN32
#define ABI_ALL_CALLEE_SAVED (~ABI_ALL_CALLER_SAVED)
#define ABI_RETURN RAX

2583
src/common/x64/emitter.cpp
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File diff suppressed because it is too large Load Diff

1206
src/common/x64/emitter.h
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File diff suppressed because it is too large Load Diff

1
src/video_core/shader/shader_jit_x64_compiler.h
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@ -12,7 +12,6 @@
#include <xbyak.h>
#include "common/bit_set.h"
#include "common/common_types.h"
#include "common/x64/emitter.h"
#include "video_core/shader/shader.h"
using nihstro::Instruction;