BII and SS: linux arm64

This commit is contained in:
kanjitalk755 2022-06-22 22:12:37 +09:00
parent 11e88dd94f
commit d9e0761bd9
10 changed files with 102 additions and 20 deletions

13
BasiliskII/src/CrossPlatform/sigsegv.cpp Executable file → Normal file
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@ -346,6 +346,11 @@ static void powerpc_decode_instruction(instruction_t *instruction, unsigned int
#define SIGSEGV_FAULT_INSTRUCTION (SIGSEGV_CONTEXT_REGS.arm_pc)
#define SIGSEGV_REGISTER_FILE (&SIGSEGV_CONTEXT_REGS.arm_r0)
#define SIGSEGV_SKIP_INSTRUCTION arm_skip_instruction
#elif (defined(aarch64) || defined(__aarch64__))
#define SIGSEGV_CONTEXT_REGS (((ucontext_t *)scp)->uc_mcontext)
#define SIGSEGV_FAULT_INSTRUCTION (SIGSEGV_CONTEXT_REGS.pc)
#define SIGSEGV_REGISTER_FILE ((unsigned long *)&SIGSEGV_CONTEXT_REGS.regs)
#define SIGSEGV_SKIP_INSTRUCTION aarch64_skip_instruction
#elif (defined(mips) || defined(__mips__))
#define SIGSEGV_CONTEXT_REGS (((ucontext_t *)scp)->uc_mcontext)
#define SIGSEGV_FAULT_INSTRUCTION (SIGSEGV_CONTEXT_REGS.pc)
@ -2516,6 +2521,14 @@ static bool aarch64_skip_instruction(unsigned long *regs) {
return true;
}
#endif
#ifdef __linux__
static bool aarch64_skip_instruction(unsigned long *regs) {
unsigned long long *r = (unsigned long long *)regs;
if (!r[32]) return false;
r[32] += 4;
return true;
}
#endif
// Fallbacks
#ifndef SIGSEGV_FAULT_ADDRESS_FAST

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@ -267,9 +267,15 @@ void * vm_acquire(size_t size, int options)
#elif defined(HAVE_MMAP_VM)
int fd = zero_fd;
int the_map_flags = translate_map_flags(options) | map_flags;
#ifdef __aarch64__
if ((addr = mmap((caddr_t)next_address, reserved_buf ? size : size + RESERVED_SIZE, VM_PAGE_DEFAULT, the_map_flags, fd, 0)) == (void *)MAP_FAILED)
return VM_MAP_FAILED;
if (!reserved_buf)
reserved_buf = (char *)addr + size;
#else
if ((addr = mmap((caddr_t)next_address, size, VM_PAGE_DEFAULT, the_map_flags, fd, 0)) == (void *)MAP_FAILED)
return VM_MAP_FAILED;
#endif
#if USE_JIT
// Sanity checks for 64-bit platforms
if (sizeof(void *) == 8 && (options & VM_MAP_32BIT) && !((char *)addr <= (char *)0xffffffff))

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@ -233,7 +233,7 @@ extern void SysMountFirstFloppy(void);
static void *vm_acquire_framebuffer(uint32 size)
{
#ifdef HAVE_MACH_VM
#if defined(HAVE_MACH_VM) || defined(HAVE_MMAP_VM) && defined(__aarch64__)
return vm_acquire_reserved(size);
#else
// always try to reallocate framebuffer at the same address
@ -254,7 +254,7 @@ static void *vm_acquire_framebuffer(uint32 size)
static inline void vm_release_framebuffer(void *fb, uint32 size)
{
#ifndef HAVE_MACH_VM
#if !(defined(HAVE_MACH_VM) || defined(HAVE_MMAP_VM) && defined(__aarch64__))
vm_release(fb, size);
#endif
}

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@ -19,6 +19,7 @@ cpustbl.cpp
cputbl.h
cpuemu_nf.cpp
cpustbl_nf.cpp
cpufunctbl.cpp
patches/*
.pc*

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@ -212,13 +212,16 @@ $(OBJ_DIR)/gencpu$(EXEEXT): $(OBJ_DIR)/gencpu.o $(OBJ_DIR)/readcpu.o $(OBJ_DIR)/
$(OBJ_DIR)/gencomp$(EXEEXT): $(OBJ_DIR)/gencomp.o $(OBJ_DIR)/readcpu.o $(OBJ_DIR)/cpudefs.o
$(CXX) $(LDFLAGS) -o $(OBJ_DIR)/gencomp$(EXEEXT) $(OBJ_DIR)/gencomp.o $(OBJ_DIR)/readcpu.o $(OBJ_DIR)/cpudefs.o
cpudefs.cpp: $(OBJ_DIR)/build68k$(EXEEXT) @top_srcdir@/../uae_cpu/table68k
$(OBJ_DIR)/build68k$(EXEEXT) <@top_srcdir@/../uae_cpu/table68k >cpudefs.cpp
UAE_PATH = @UAE_PATH@
cpudefs.cpp: $(OBJ_DIR)/build68k$(EXEEXT) @top_srcdir@/$(UAE_PATH)/table68k
$(OBJ_DIR)/build68k$(EXEEXT) <@top_srcdir@/$(UAE_PATH)/table68k >cpudefs.cpp
cpustbl.cpp: cpuemu.cpp
cpustbl_nf.cpp: cpustbl.cpp
compstbl.cpp: compemu.cpp
cputbl.h: cpuemu.cpp
comptbl.h: compemu.cpp
cpufunctbl.cpp: cputbl.h
cpuemu.cpp: $(OBJ_DIR)/gencpu$(EXEEXT)
$(OBJ_DIR)/gencpu$(EXEEXT)

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@ -1121,11 +1121,13 @@ dnl Check if we can modify the __PAGEZERO segment for use as Low Memory
AC_CACHE_CHECK([whether __PAGEZERO can be Low Memory area 0x0000-0x2000],
ac_cv_pagezero_hack, [
ac_cv_pagezero_hack=no
if AC_TRY_COMMAND([Darwin/testlmem.sh 0x2000]); then
case $target_os:$target_cpu in
darwin*:x86_64)
ac_cv_pagezero_hack=yes
dnl might as well skip the test for mmap-able low memory
ac_cv_can_map_lm=no
fi
;;
esac
])
AC_TRANSLATE_DEFINE(PAGEZERO_HACK, "$ac_cv_pagezero_hack",
[Define if the __PAGEZERO Mach-O Low Memory Globals hack works on this system.])
@ -1237,6 +1239,11 @@ AC_CACHE_CHECK([whether your system supports Mach exceptions],
AC_LANG_RESTORE
]
)
case $target_os:$target_cpu in
darwin*:arm) ac_cv_have_mach_exceptions=yes;;
esac
AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions",
[Define if your system supports Mach exceptions.])
@ -1373,6 +1380,11 @@ AC_CACHE_CHECK([whether we can skip instruction in SIGSEGV handler],
AC_LANG_RESTORE
]
)
if [[ "$target_cpu" = "arm" -o "$target_cpu" = "aarch64" ]]; then
ac_cv_have_skip_instruction=yes
fi
AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_INSTRUCTION, "$ac_cv_have_skip_instruction",
[Define if we can ignore the fault (instruction skipping in SIGSEGV handler).])
@ -1391,7 +1403,7 @@ linux*:i?86) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
linux*:powerpc) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-ppc.ld";;
netbsd*:i?86) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
freebsd*:i?86) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/freebsd-i386.ld";;
darwin*:*) LINKER_SCRIPT_FLAGS="-Wl,-seg1addr,0x78048000";;
#darwin*:*) LINKER_SCRIPT_FLAGS="-Wl,-seg1addr,0x78048000";;
esac
if [[ -n "$LINKER_SCRIPT_FLAGS" ]]; then
AC_CACHE_CHECK([whether linker script is usable],
@ -1476,7 +1488,9 @@ fi
if [[ "x$OS_TYPE" = "xdarwin" ]]; then
WANT_VOSF=no
LDFLAGS="$LDFLAGS -Wl,-no_pie -pagezero_size 0x1000"
if [[ "$target_cpu" != "arm" ]]; then
LDFLAGS="$LDFLAGS -Wl,-no_pie -pagezero_size 0x1000"
fi
fi
if [[ "x$OS_TYPE" = "xlinux" ]]; then
@ -1656,9 +1670,15 @@ elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
CPUSRCS="asm_support.s"
fi
if [[ "$target_cpu" = "arm" -o "$target_cpu" = "aarch64" ]]; then
UAE_PATH="../uae_cpu_2021"
else
UAE_PATH="../uae_cpu"
fi
dnl Enable JIT compiler, if possible.
if [[ "x$WANT_JIT" = "xyes" -a "x$CAN_JIT" = "xyes" ]]; then
JITSRCS="$JITSRCS ../uae_cpu/compiler/compemu_support.cpp ../uae_cpu/compiler/compemu_fpp.cpp compstbl.o cpustbl_nf.o"
JITSRCS="$JITSRCS $UAE_PATH/compiler/compemu_support.cpp $UAE_PATH/compiler/compemu_fpp.cpp compstbl.o cpustbl_nf.o"
DEFINES="$DEFINES -DUSE_JIT -DUSE_JIT_FPU"
if [[ "x$WANT_JIT_DEBUG" = "xyes" ]]; then
@ -1828,9 +1848,16 @@ for fpe in $FPE_CORE_TEST_ORDER; do
ieee)
case $ac_cv_c_float_format in
IEEE*)
FPE_CORE="IEEE fpu core"
DEFINES="$DEFINES -DFPU_IEEE"
FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
if [[ "$target_cpu" = "arm" -o "$target_cpu" = "aarch64" ]]; then
FPE_CORE="IEEE fpu core (MPFR)"
DEFINES="$DEFINES -DFPU_MPFR"
FPUSRCS="$UAE_PATH/fpu/fpu_mpfr.cpp"
LIBS="$LIBS -lgmp -lmpfr"
else
FPE_CORE="IEEE fpu core"
DEFINES="$DEFINES -DFPU_IEEE"
FPUSRCS="$UAE_PATH/fpu/fpu_ieee.cpp"
fi
dnl Math functions not mandated by C99 standard
AC_CHECK_FUNCS(isnanl isinfl)
dnl Math functions required by C99 standard, but probably not
@ -1848,14 +1875,14 @@ for fpe in $FPE_CORE_TEST_ORDER; do
if [[ ":$HAVE_GCC27:$HAVE_I386:$HAVE_GAS:" = ":yes:yes:yes:" ]]; then
FPE_CORE="i387 fpu core"
DEFINES="$DEFINES -DFPU_X86"
FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
FPUSRCS="$UAE_PATH/fpu/fpu_x86.cpp"
break
fi
;;
uae)
FPE_CORE="uae fpu core"
DEFINES="$DEFINES -DFPU_UAE"
FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
FPUSRCS="$UAE_PATH/fpu/fpu_uae.cpp"
break
;;
*)
@ -1873,8 +1900,12 @@ AC_CHECK_FUNCS(isnan isinf finite isnormal signbit)
dnl UAE CPU sources for all non-m68k-native architectures.
if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
CPUINCLUDES="-I../uae_cpu"
CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS $JITSRCS"
CPUINCLUDES="-I$UAE_PATH"
CPUSRCS="$UAE_PATH/basilisk_glue.cpp $UAE_PATH/memory.cpp $UAE_PATH/newcpu.cpp $UAE_PATH/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS $JITSRCS"
if [[ "$target_cpu" = "arm" -o "$target_cpu" = "aarch64" ]]; then
CPUSRCS="$CPUSRCS cpufunctbl.cpp"
DEFINES="$DEFINES -DUPDATE_UAE"
fi
fi
dnl Or if we have -IPA (MIPSPro compilers)
@ -1892,6 +1923,7 @@ AC_SUBST(CPUINCLUDES)
AC_SUBST(CPUSRCS)
AC_SUBST(BLESS)
AC_SUBST(KEYCODES)
AC_SUBST(UAE_PATH)
AC_CONFIG_FILES([Makefile])
AC_OUTPUT

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@ -23,6 +23,7 @@
#ifdef FPU_MPFR
#include <cstdio>
#include <cstdint>
#include "memory.h"
#include "readcpu.h"
#include "newcpu.h"

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@ -0,0 +1 @@
// dummy

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@ -346,6 +346,11 @@ static void powerpc_decode_instruction(instruction_t *instruction, unsigned int
#define SIGSEGV_FAULT_INSTRUCTION (SIGSEGV_CONTEXT_REGS.arm_pc)
#define SIGSEGV_REGISTER_FILE (&SIGSEGV_CONTEXT_REGS.arm_r0)
#define SIGSEGV_SKIP_INSTRUCTION arm_skip_instruction
#elif (defined(aarch64) || defined(__aarch64__))
#define SIGSEGV_CONTEXT_REGS (((ucontext_t *)scp)->uc_mcontext)
#define SIGSEGV_FAULT_INSTRUCTION (SIGSEGV_CONTEXT_REGS.pc)
#define SIGSEGV_REGISTER_FILE ((unsigned long *)&SIGSEGV_CONTEXT_REGS.regs)
#define SIGSEGV_SKIP_INSTRUCTION aarch64_skip_instruction
#elif (defined(mips) || defined(__mips__))
#define SIGSEGV_CONTEXT_REGS (((ucontext_t *)scp)->uc_mcontext)
#define SIGSEGV_FAULT_INSTRUCTION (SIGSEGV_CONTEXT_REGS.pc)
@ -2516,6 +2521,14 @@ static bool aarch64_skip_instruction(unsigned long *regs) {
return true;
}
#endif
#ifdef __linux__
static bool aarch64_skip_instruction(unsigned long *regs) {
unsigned long long *r = (unsigned long long *)regs;
if (!r[32]) return false;
r[32] += 4;
return true;
}
#endif
// Fallbacks
#ifndef SIGSEGV_FAULT_ADDRESS_FAST

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@ -994,11 +994,13 @@ dnl Check if we can modify the __PAGEZERO segment for use as Low Memory
AC_CACHE_CHECK([whether __PAGEZERO can be Low Memory area 0x0000-0x3000],
ac_cv_pagezero_hack, [
ac_cv_pagezero_hack=no
if AC_TRY_COMMAND([Darwin/testlmem.sh 0x3000]); then
case $target_os:$target_cpu in
darwin*:x86_64)
ac_cv_pagezero_hack=yes
dnl might as well skip the test for mmap-able low memory
ac_cv_can_map_lm=no
fi
;;
esac
])
AC_TRANSLATE_DEFINE(PAGEZERO_HACK, "$ac_cv_pagezero_hack",
[Define if the __PAGEZERO Mach-O Low Memory Globals hack works on this system.])
@ -1206,6 +1208,11 @@ AC_CACHE_CHECK([whether we can skip instruction in SIGSEGV handler],
AC_LANG_RESTORE
]
)
if [[ "$target_cpu" = "arm" -o "$target_cpu" = "aarch64" ]]; then
ac_cv_have_skip_instruction=yes
fi
AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_INSTRUCTION, "$ac_cv_have_skip_instruction",
[Define if we can ignore the fault (instruction skipping in SIGSEGV handler).])
@ -1303,6 +1310,11 @@ EOF
[Define constant offset for Mac address translation])
fi
fi
if [[ "$target_cpu" = "arm" -o "$target_cpu" = "aarch64" ]]; then
AC_DEFINE_UNQUOTED(NATMEM_OFFSET, 0x400000000000, [Define constant offset for Mac address translation])
fi
AC_MSG_RESULT($WANT_ADDRESSING_MODE)
dnl Utility macro used by next two tests.
@ -1693,7 +1705,7 @@ linux*:x86_64) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-x86_64.ld";;
linux*:powerpc) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-ppc.ld";;
netbsd*:i?86) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
freebsd*:i?86) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/freebsd-i386.ld";;
darwin*:*) LINKER_SCRIPT_FLAGS="-Wl,-seg1addr,0x78048000";;
#darwin*:*) LINKER_SCRIPT_FLAGS="-Wl,-seg1addr,0x78048000";;
esac
if [[ -n "$LINKER_SCRIPT_FLAGS" ]]; then
AC_CACHE_CHECK([whether linker script is usable],