mirror of
https://github.com/hrydgard/ppsspp.git
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Refactor MachineContext.h to reduce ifdefs elsewhere.
Also fixes Windows on ARM64 (at least the build).
This commit is contained in:
Henrik Rydgård
parent
fe91f62f92
commit
056999a691
@ -19,23 +19,16 @@
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#include "Common/Log.h"
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#include "ext/native/thread/threadutil.h"
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#if PPSSPP_ARCH(X86) || PPSSPP_ARCH(AMD64)
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#include "Common/MachineContext.h"
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#endif
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#if PPSSPP_PLATFORM(IOS)
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#define USE_SIGACTION_ON_APPLE
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#endif
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#ifdef __FreeBSD__
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#include <signal.h>
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#endif
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#ifndef _WIN32
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#include <unistd.h> // Needed for _POSIX_VERSION
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#endif
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static BadAccessHandler g_badAccessHandler;
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#ifdef MACHINE_CONTEXT_SUPPORTED
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// We cannot handle exceptions in UWP builds. Bleh.
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#if PPSSPP_PLATFORM(WINDOWS) && !PPSSPP_PLATFORM(UWP)
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@ -106,7 +99,7 @@ void UninstallExceptionHandler() {
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INFO_LOG(SYSTEM, "Removed exception handler");
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}
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#elif defined(__APPLE__) && !defined(USE_SIGACTION_ON_APPLE)
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#elif defined(__APPLE__)
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static void CheckKR(const char* name, kern_return_t kr) {
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if (kr) {
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@ -339,9 +332,15 @@ void UninstallExceptionHandler() {
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#else // Unsupported platform. Could also #error
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#error Shouldn't get here
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#endif
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#else // !MACHINE_CONTEXT_SUPPORTED
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void InstallExceptionHandler(BadAccessHandler badAccessHandler) {
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ERROR_LOG(SYSTEM, "Exception handler not implemented on this platform, can't install");
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}
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void UninstallExceptionHandler() { }
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#endif
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#endif // MACHINE_CONTEXT_SUPPORTED
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@ -2,14 +2,22 @@
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// Licensed under GPLv2+
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// Refer to the license.txt file included.
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// Note: If MACHINE_CONTEXT_SUPPORTED is not set after including this,
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// there is no access to the context from exception handlers (and possibly no exception handling support).
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#pragma once
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#include "ppsspp_config.h"
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#if PPSSPP_PLATFORM(WINDOWS)
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#if PPSSPP_PLATFORM(WINDOWS) && !PPSSPP_PLATFORM(UWP)
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#include <windows.h>
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typedef CONTEXT SContext;
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#if PPSSPP_ARCH(AMD64)
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#define MACHINE_CONTEXT_SUPPORTED
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#define CTX_RAX Rax
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#define CTX_RBX Rbx
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#define CTX_RCX Rcx
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@ -27,7 +35,11 @@ typedef CONTEXT SContext;
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#define CTX_R14 R14
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#define CTX_R15 R15
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#define CTX_RIP Rip
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#else
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#elif PPSSPP_ARCH(X86)
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#define MACHINE_CONTEXT_SUPPORTED
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#define CTX_RAX Eax
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#define CTX_RBX Ebx
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#define CTX_RCX Ecx
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@ -38,15 +50,27 @@ typedef CONTEXT SContext;
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#define CTX_RSP Esp
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#define CTX_RIP Eip
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#elif PPSSPP_ARCH(ARM64)
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#define CTX_REG(x) X[x]
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#define CTX_SP Sp
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#define CTX_PC Pc
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#endif
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#elif defined(__APPLE__) && !defined(USE_SIGACTION_ON_APPLE)
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#elif PPSSPP_PLATFORM(MACOS)
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// for modules:
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#define _XOPEN_SOURCE
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#include <ucontext.h>
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#include <mach/mach.h>
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#include <mach/message.h>
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#if PPSSPP_ARCH(AMD64)
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#define MACHINE_CONTEXT_SUPPORTED
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typedef x86_thread_state64_t SContext;
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#define CTX_RAX __rax
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#define CTX_RBX __rbx
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@ -65,36 +89,24 @@ typedef x86_thread_state64_t SContext;
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#define CTX_R14 __r14
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#define CTX_R15 __r15
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#define CTX_RIP __rip
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#else
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#error No context definition for architecture
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// No context definition for architecture
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#endif
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#elif defined(__APPLE__)
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#include <signal.h>
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typedef _STRUCT_MCONTEXT64 SContext;
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#define CTX_RAX __ss.__rax
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#define CTX_RBX __ss.__rbx
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#define CTX_RCX __ss.__rcx
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#define CTX_RDX __ss.__rdx
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#define CTX_RDI __ss.__rdi
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#define CTX_RSI __ss.__rsi
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#define CTX_RBP __ss.__rbp
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#define CTX_RSP __ss.__rsp
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#define CTX_R8 __ss.__r8
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#define CTX_R9 __ss.__r9
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#define CTX_R10 __ss.__r10
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#define CTX_R11 __ss.__r11
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#define CTX_R12 __ss.__r12
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#define CTX_R13 __ss.__r13
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#define CTX_R14 __ss.__r14
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#define CTX_R15 __ss.__r15
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#define CTX_RIP __ss.__rip
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#elif defined(__linux__)
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#include <signal.h>
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#if PPSSPP_ARCH(AMD64)
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#include <ucontext.h>
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typedef mcontext_t SContext;
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#if PPSSPP_ARCH(AMD64)
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#define MACHINE_CONTEXT_SUPPORTED
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#define CTX_RAX gregs[REG_RAX]
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#define CTX_RBX gregs[REG_RBX]
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#define CTX_RCX gregs[REG_RCX]
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@ -112,7 +124,14 @@ typedef mcontext_t SContext;
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#define CTX_R14 gregs[REG_R14]
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#define CTX_R15 gregs[REG_R15]
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#define CTX_RIP gregs[REG_RIP]
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#elif PPSSPP_ARCH(X86)
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#include <ucontext.h>
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typedef mcontext_t SContext;
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#define MACHINE_CONTEXT_SUPPORTED
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#define CTX_RAX gregs[REG_EAX]
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#define CTX_RBX gregs[REG_EBX]
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#define CTX_RCX gregs[REG_ECX]
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@ -122,13 +141,40 @@ typedef mcontext_t SContext;
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#define CTX_RBP gregs[REG_EBP]
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#define CTX_RSP gregs[REG_ESP]
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#define CTX_RIP gregs[REG_EIP]
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#elif PPSSPP_ARCH(ARM64)
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#define MACHINE_CONTEXT_SUPPORTED
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typedef sigcontext SContext;
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#define CTX_REG(x) regs[x]
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#define CTX_SP sp
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#define CTX_PC pc
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#elif PPSSPP_ARCH(ARM)
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#define MACHINE_CONTEXT_SUPPORTED
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typedef sigcontext SContext;
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#define CTX_PC arm_pc
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#define CTX_REG(x) regs[x]
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#else
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#error No context definition for architecture
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// No context definition for architecture
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#endif
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#elif defined(__OpenBSD__)
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#if PPSSPP_ARCH(AMD64)
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#include <signal.h>
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typedef ucontext_t SContext;
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#if PPSSPP_ARCH(AMD64)
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#define MACHINE_CONTEXT_SUPPORTED
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#define CTX_RAX sc_rax
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#define CTX_RBX sc_rbx
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#define CTX_RCX sc_rcx
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@ -146,13 +192,22 @@ typedef ucontext_t SContext;
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#define CTX_R14 sc_r14
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#define CTX_R15 sc_r15
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#define CTX_RIP sc_rip
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#else
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#error No context definition for architecture
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// No context definition for architecture
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#endif
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#elif defined(__NetBSD__)
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#if PPSSPP_ARCH(AMD64)
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#include <ucontext.h>
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typedef mcontext_t SContext;
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#if PPSSPP_ARCH(AMD64)
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#define MACHINE_CONTEXT_SUPPORTED
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#define CTX_RAX __gregs[_REG_RAX]
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#define CTX_RBX __gregs[_REG_RBX]
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#define CTX_RCX __gregs[_REG_RCX]
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@ -170,13 +225,22 @@ typedef mcontext_t SContext;
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#define CTX_R14 __gregs[_REG_R14]
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#define CTX_R15 __gregs[_REG_R15]
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#define CTX_RIP __gregs[_REG_RIP]
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#else
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#error No context definition for architecture
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// No context definition for architecture
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#endif
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#elif defined(__FreeBSD__)
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#if PPSSPP_ARCH(AMD64)
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#include <ucontext.h>
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typedef mcontext_t SContext;
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#if PPSSPP_ARCH(AMD64)
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#define MACHINE_CONTEXT_SUPPORTED
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#define CTX_RAX mc_rax
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#define CTX_RBX mc_rbx
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#define CTX_RCX mc_rcx
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@ -194,13 +258,22 @@ typedef mcontext_t SContext;
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#define CTX_R14 mc_r14
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#define CTX_R15 mc_r15
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#define CTX_RIP mc_rip
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#else
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#error No context definition for architecture
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// No context definition for architecture
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#endif
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#elif defined(__HAIKU__)
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#if PPSSPP_ARCH(AMD64)
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#include <signal.h>
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typedef mcontext_t SContext;
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#if PPSSPP_ARCH(AMD64)
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#define MACHINE_CONTEXT_SUPPORTED
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#define CTX_RAX rax
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#define CTX_RBX rbx
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#define CTX_RCX rcx
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@ -218,13 +291,21 @@ typedef mcontext_t SContext;
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#define CTX_R14 r14
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#define CTX_R15 r15
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#define CTX_RIP rip
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#else
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#error No context definition for machine
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// No context definition for machine
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#endif
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#else
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#error No context definition for OS
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// No context definition for OS
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#endif
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#ifdef MACHINE_CONTEXT_SUPPORTED
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#if PPSSPP_ARCH(AMD64)
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#include <stddef.h>
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@ -254,4 +335,7 @@ static inline u32* ContextRN(SContext* ctx, int n)
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offsetof(SContext, CTX_RSI), offsetof(SContext, CTX_RDI)};
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return (u32*)((char*)ctx + offsets[n]);
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}
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#endif
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#endif // arch
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#endif // MACHINE_CONTEXT_SUPPORTED
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@ -29,24 +29,14 @@
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#include "Common/MemArena.h"
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#include "Common/ChunkFile.h"
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#ifdef __FreeBSD__
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#include <signal.h>
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#endif
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#ifndef _WIN32
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#include <unistd.h> // Needed for _POSIX_VERSION
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#endif
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#include "Common/MachineContext.h"
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#if PPSSPP_ARCH(AMD64) || PPSSPP_ARCH(X86)
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#include "Common/MachineContext.h"
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#include "Common/x64Analyzer.h"
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#elif PPSSPP_ARCH(ARM64) && !PPSSPP_PLATFORM(IOS)
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#elif PPSSPP_ARCH(ARM64)
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#include "Core/Util/DisArm64.h"
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typedef sigcontext SContext;
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#define CTX_PC pc
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#elif PPSSPP_ARCH(ARM) && !PPSSPP_PLATFORM(IOS)
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#elif PPSSPP_ARCH(ARM)
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#include "ext/disarm.h"
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typedef sigcontext SContext;
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#define CTX_PC arm_pc
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#endif
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#include "Core/MemMap.h"
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