#include "master.hpp"
#include <time.h>
-namespace factor
-{
+namespace factor {
-void factor_vm::c_to_factor_toplevel(cell quot)
-{
- c_to_factor(quot);
-}
+void factor_vm::c_to_factor_toplevel(cell quot) { c_to_factor(quot); }
-void factor_vm::init_signals()
-{
- unix_init_signals();
-}
+void factor_vm::init_signals() { unix_init_signals(); }
-void early_init() { }
+void early_init() {}
#define SUFFIX ".image"
#define SUFFIX_LEN 6
/* You must delete[] the result yourself. */
-const char *default_image_path()
-{
- const char *path = vm_executable_path();
-
- if(!path)
- return "factor.image";
-
- int len = strlen(path);
- char *new_path = new char[PATH_MAX + SUFFIX_LEN + 1];
- memcpy(new_path,path,len + 1);
- memcpy(new_path + len,SUFFIX,SUFFIX_LEN + 1);
- free(const_cast<char *>(path));
- return new_path;
+const char* default_image_path() {
+ const char* path = vm_executable_path();
+
+ if (!path)
+ return "factor.image";
+
+ int len = strlen(path);
+ char* new_path = new char[PATH_MAX + SUFFIX_LEN + 1];
+ memcpy(new_path, path, len + 1);
+ memcpy(new_path + len, SUFFIX, SUFFIX_LEN + 1);
+ free(const_cast<char*>(path));
+ return new_path;
}
-u64 nano_count()
-{
- struct timespec t;
- int ret = clock_gettime(CLOCK_MONOTONIC,&t);
- if(ret != 0)
- fatal_error("clock_gettime failed", 0);
- return (u64)t.tv_sec * 1000000000 + t.tv_nsec;
+u64 nano_count() {
+ struct timespec t;
+ int ret = clock_gettime(CLOCK_MONOTONIC, &t);
+ if (ret != 0)
+ fatal_error("clock_gettime failed", 0);
+ return (u64) t.tv_sec * 1000000000 + t.tv_nsec;
}
}
-namespace factor
-{
+namespace factor {
#define VM_C_API extern "C"
void early_init();
-const char *vm_executable_path();
-const char *default_image_path();
+const char* vm_executable_path();
+const char* default_image_path();
}
#include "master.hpp"
-namespace factor
-{
+namespace factor {
-void flush_icache(cell start, cell len)
-{
- int result;
+void flush_icache(cell start, cell len) {
+ int result;
- /* XXX: why doesn't this work on Nokia n800? It should behave
- identically to the below assembly. */
- /* result = syscall(__ARM_NR_cacheflush,start,start + len,0); */
+ /* XXX: why doesn't this work on Nokia n800? It should behave
+ identically to the below assembly. */
+ /* result = syscall(__ARM_NR_cacheflush,start,start + len,0); */
- /* Assembly swiped from
- http://lists.arm.linux.org.uk/pipermail/linux-arm/2002-July/003931.html
- */
- __asm__ __volatile__ (
- "mov r0, %1\n"
- "sub r1, %2, #1\n"
- "mov r2, #0\n"
- "swi " __sys1(__ARM_NR_cacheflush) "\n"
- "mov %0, r0\n"
- : "=r" (result)
- : "r" (start), "r" (start + len)
- : "r0","r1","r2");
+ /* Assembly swiped from
+ http://lists.arm.linux.org.uk/pipermail/linux-arm/2002-July/003931.html */
+ __asm__ __volatile__("mov r0, %1\n"
+ "sub r1, %2, #1\n"
+ "mov r2, #0\n"
+ "swi " __sys1(__ARM_NR_cacheflush) "\n"
+ "mov %0, r0\n"
+ : "=r"(result)
+ : "r"(start), "r"(start + len)
+ : "r0", "r1", "r2");
- if(result < 0)
- critical_error("flush_icache() failed",result);
+ if (result < 0)
+ critical_error("flush_icache() failed", result);
}
}
#include <asm/unistd.h>
#include <sys/syscall.h>
-namespace factor
-{
+namespace factor {
void flush_icache(cell start, cell len);
-#define UAP_STACK_POINTER(ucontext) (((ucontext_t *)ucontext)->uc_mcontext.arm_sp)
-#define UAP_PROGRAM_COUNTER(ucontext) (((ucontext_t *)ucontext)->uc_mcontext.arm_pc)
+#define UAP_STACK_POINTER(ucontext) \
+ (((ucontext_t*)ucontext)->uc_mcontext.arm_sp)
+#define UAP_PROGRAM_COUNTER(ucontext) \
+ (((ucontext_t*)ucontext)->uc_mcontext.arm_pc)
#define UAP_STACK_POINTER_TYPE greg_t
-#define UAP_SET_TOC_POINTER(uap, ptr) (void)0
+#define UAP_SET_TOC_POINTER(uap, ptr) (void) 0
-#define CODE_TO_FUNCTION_POINTER(code) (void)0
-#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void)0
+#define CODE_TO_FUNCTION_POINTER(code) (void) 0
+#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void) 0
#define FUNCTION_CODE_POINTER(ptr) ptr
#define FUNCTION_TOC_POINTER(ptr) ptr
}
#include <ucontext.h>
-namespace factor
-{
+namespace factor {
-#define FRAME_RETURN_ADDRESS(frame,vm) *((void **)(vm->frame_successor(frame) + 1) + 1)
-#define UAP_STACK_POINTER(ucontext) ((ucontext_t *)ucontext)->uc_mcontext.uc_regs->gregs[1]
-#define UAP_PROGRAM_COUNTER(ucontext) (((ucontext_t *)ucontext)->uc_mcontext.uc_regs->gregs[32])
-#define UAP_SET_TOC_POINTER(uap, ptr) (void)0
+#define FRAME_RETURN_ADDRESS(frame, vm) \
+ *((void**)(vm->frame_successor(frame) + 1) + 1)
+#define UAP_STACK_POINTER(ucontext) \
+ ((ucontext_t*)ucontext)->uc_mcontext.uc_regs->gregs[1]
+#define UAP_PROGRAM_COUNTER(ucontext) \
+ (((ucontext_t*)ucontext)->uc_mcontext.uc_regs->gregs[32])
+#define UAP_SET_TOC_POINTER(uap, ptr) (void) 0
-#define CODE_TO_FUNCTION_POINTER(code) (void)0
-#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void)0
+#define CODE_TO_FUNCTION_POINTER(code) (void) 0
+#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void) 0
#define FUNCTION_CODE_POINTER(ptr) ptr
#define FUNCTION_TOC_POINTER(ptr) ptr
#define UAP_STACK_POINTER_TYPE unsigned long
-inline static unsigned int uap_fpu_status(void *uap)
-{
- union {
- double as_double;
- unsigned int as_uint[2];
- } tmp;
- tmp.as_double = ((ucontext_t*) uap)->uc_mcontext.uc_regs->fpregs.fpscr;
- return tmp.as_uint[1];
+inline static unsigned int uap_fpu_status(void* uap) {
+ union {
+ double as_double;
+ unsigned int as_uint[2];
+ } tmp;
+ tmp.as_double = ((ucontext_t*)uap)->uc_mcontext.uc_regs->fpregs.fpscr;
+ return tmp.as_uint[1];
}
-inline static void uap_clear_fpu_status(void *uap)
-{
- union {
- double as_double;
- unsigned int as_uint[2];
- } tmp;
- tmp.as_double = ((ucontext_t*) uap)->uc_mcontext.uc_regs->fpregs.fpscr;
- tmp.as_uint[1] &= 0x0007f8ff;
- ((ucontext_t*) uap)->uc_mcontext.uc_regs->fpregs.fpscr = tmp.as_double;
+inline static void uap_clear_fpu_status(void* uap) {
+ union {
+ double as_double;
+ unsigned int as_uint[2];
+ } tmp;
+ tmp.as_double = ((ucontext_t*)uap)->uc_mcontext.uc_regs->fpregs.fpscr;
+ tmp.as_uint[1] &= 0x0007f8ff;
+ ((ucontext_t*)uap)->uc_mcontext.uc_regs->fpregs.fpscr = tmp.as_double;
}
}
#include <ucontext.h>
-namespace factor
-{
+namespace factor {
-#define FRAME_RETURN_ADDRESS(frame,vm) *((void **)(vm->frame_successor(frame) + 1) + 2)
-#define UAP_STACK_POINTER(ucontext) ((ucontext_t *)ucontext)->uc_mcontext.gp_regs[1]
-#define UAP_PROGRAM_COUNTER(ucontext) (((ucontext_t *)ucontext)->uc_mcontext.gp_regs[32])
-#define UAP_SET_TOC_POINTER(uap, ptr) (void)0
+#define FRAME_RETURN_ADDRESS(frame, vm) \
+ *((void**)(vm->frame_successor(frame) + 1) + 2)
+#define UAP_STACK_POINTER(ucontext) \
+ ((ucontext_t*)ucontext)->uc_mcontext.gp_regs[1]
+#define UAP_PROGRAM_COUNTER(ucontext) \
+ (((ucontext_t*)ucontext)->uc_mcontext.gp_regs[32])
+#define UAP_SET_TOC_POINTER(uap, ptr) (void) 0
#define FACTOR_PPC_TOC 1
#define CODE_TO_FUNCTION_POINTER(code) \
- void *desc[3]; \
- code = fill_function_descriptor(desc, code)
+ void* desc[3]; \
+ code = fill_function_descriptor(desc, code)
-#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) \
- code = fill_function_descriptor(new void*[3], code); \
- vm->function_descriptors.push_back((void **)code)
+#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) \
+ code = fill_function_descriptor(new void* [3], code); \
+ vm->function_descriptors.push_back((void**)code)
-#define FUNCTION_CODE_POINTER(ptr) \
- (function_descriptor_field((void *)ptr, 0))
+#define FUNCTION_CODE_POINTER(ptr) (function_descriptor_field((void*)ptr, 0))
-#define FUNCTION_TOC_POINTER(ptr) \
- (function_descriptor_field((void *)ptr, 1))
+#define FUNCTION_TOC_POINTER(ptr) (function_descriptor_field((void*)ptr, 1))
#define UAP_STACK_POINTER_TYPE unsigned long
-inline static unsigned int uap_fpu_status(void *uap)
-{
- union {
- double as_double;
- unsigned int as_uint[2];
- } tmp;
- tmp.as_double = ((ucontext_t*) uap)->uc_mcontext.fp_regs[32];
- return tmp.as_uint[1];
+inline static unsigned int uap_fpu_status(void* uap) {
+ union {
+ double as_double;
+ unsigned int as_uint[2];
+ } tmp;
+ tmp.as_double = ((ucontext_t*)uap)->uc_mcontext.fp_regs[32];
+ return tmp.as_uint[1];
}
-inline static void uap_clear_fpu_status(void *uap)
-{
- union {
- double as_double;
- unsigned int as_uint[2];
- } tmp;
- tmp.as_double = ((ucontext_t*) uap)->uc_mcontext.fp_regs[32];
- tmp.as_uint[1] &= 0x0007f8ff;
- ((ucontext_t*) uap)->uc_mcontext.fp_regs[32] = tmp.as_double;
+inline static void uap_clear_fpu_status(void* uap) {
+ union {
+ double as_double;
+ unsigned int as_uint[2];
+ } tmp;
+ tmp.as_double = ((ucontext_t*)uap)->uc_mcontext.fp_regs[32];
+ tmp.as_uint[1] &= 0x0007f8ff;
+ ((ucontext_t*)uap)->uc_mcontext.fp_regs[32] = tmp.as_double;
}
}
#include <ucontext.h>
-namespace factor
-{
+namespace factor {
-// glibc lies about the contents of the fpstate the kernel provides, hiding the FXSR
+// glibc lies about the contents of the fpstate the kernel provides, hiding the
+// FXSR
// environment
struct _fpstate {
- /* Regular FPU environment */
- unsigned long cw;
- unsigned long sw;
- unsigned long tag;
- unsigned long ipoff;
- unsigned long cssel;
- unsigned long dataoff;
- unsigned long datasel;
- struct _fpreg _st[8];
- unsigned short status;
- unsigned short magic; /* 0xffff = regular FPU data only */
-
- /* FXSR FPU environment */
- unsigned long _fxsr_env[6]; /* FXSR FPU env is ignored */
- unsigned long mxcsr;
- unsigned long reserved;
- struct _fpxreg _fxsr_st[8]; /* FXSR FPU reg data is ignored */
- struct _xmmreg _xmm[8];
- unsigned long padding[56];
+ /* Regular FPU environment */
+ unsigned long cw;
+ unsigned long sw;
+ unsigned long tag;
+ unsigned long ipoff;
+ unsigned long cssel;
+ unsigned long dataoff;
+ unsigned long datasel;
+ struct _fpreg _st[8];
+ unsigned short status;
+ unsigned short magic; /* 0xffff = regular FPU data only */
+
+ /* FXSR FPU environment */
+ unsigned long _fxsr_env[6]; /* FXSR FPU env is ignored */
+ unsigned long mxcsr;
+ unsigned long reserved;
+ struct _fpxreg _fxsr_st[8]; /* FXSR FPU reg data is ignored */
+ struct _xmmreg _xmm[8];
+ unsigned long padding[56];
};
-#define X86_FXSR_MAGIC 0x0000
+#define X86_FXSR_MAGIC 0x0000
-inline static unsigned int uap_fpu_status(void *uap)
-{
- ucontext_t *ucontext = (ucontext_t *)uap;
- struct _fpstate *fpregs = (struct _fpstate *)ucontext->uc_mcontext.fpregs;
- if (fpregs->magic == X86_FXSR_MAGIC)
- return fpregs->sw | fpregs->mxcsr;
- else
- return fpregs->sw;
+inline static unsigned int uap_fpu_status(void* uap) {
+ ucontext_t* ucontext = (ucontext_t*)uap;
+ struct _fpstate* fpregs = (struct _fpstate*)ucontext->uc_mcontext.fpregs;
+ if (fpregs->magic == X86_FXSR_MAGIC)
+ return fpregs->sw | fpregs->mxcsr;
+ else
+ return fpregs->sw;
}
-inline static void uap_clear_fpu_status(void *uap)
-{
- ucontext_t *ucontext = (ucontext_t *)uap;
- struct _fpstate *fpregs = (struct _fpstate *)ucontext->uc_mcontext.fpregs;
- fpregs->sw = 0;
- if (fpregs->magic == X86_FXSR_MAGIC)
- fpregs->mxcsr &= 0xffffffc0;
+inline static void uap_clear_fpu_status(void* uap) {
+ ucontext_t* ucontext = (ucontext_t*)uap;
+ struct _fpstate* fpregs = (struct _fpstate*)ucontext->uc_mcontext.fpregs;
+ fpregs->sw = 0;
+ if (fpregs->magic == X86_FXSR_MAGIC)
+ fpregs->mxcsr &= 0xffffffc0;
}
+#define UAP_STACK_POINTER(ucontext) \
+ (((ucontext_t*)ucontext)->uc_mcontext.gregs[7])
+#define UAP_PROGRAM_COUNTER(ucontext) \
+ (((ucontext_t*)ucontext)->uc_mcontext.gregs[14])
+#define UAP_SET_TOC_POINTER(uap, ptr) (void) 0
-#define UAP_STACK_POINTER(ucontext) (((ucontext_t *)ucontext)->uc_mcontext.gregs[7])
-#define UAP_PROGRAM_COUNTER(ucontext) (((ucontext_t *)ucontext)->uc_mcontext.gregs[14])
-#define UAP_SET_TOC_POINTER(uap, ptr) (void)0
-
-#define CODE_TO_FUNCTION_POINTER(code) (void)0
-#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void)0
+#define CODE_TO_FUNCTION_POINTER(code) (void) 0
+#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void) 0
#define FUNCTION_CODE_POINTER(ptr) ptr
#define FUNCTION_TOC_POINTER(ptr) ptr
#include <ucontext.h>
-namespace factor
-{
-
-inline static unsigned int uap_fpu_status(void *uap)
-{
- ucontext_t *ucontext = (ucontext_t *)uap;
- return ucontext->uc_mcontext.fpregs->swd
- | ucontext->uc_mcontext.fpregs->mxcsr;
+namespace factor {
+
+inline static unsigned int uap_fpu_status(void* uap) {
+ ucontext_t* ucontext = (ucontext_t*)uap;
+ return ucontext->uc_mcontext.fpregs->swd |
+ ucontext->uc_mcontext.fpregs->mxcsr;
}
-inline static void uap_clear_fpu_status(void *uap)
-{
- ucontext_t *ucontext = (ucontext_t *)uap;
- ucontext->uc_mcontext.fpregs->swd = 0;
- ucontext->uc_mcontext.fpregs->mxcsr &= 0xffffffc0;
+inline static void uap_clear_fpu_status(void* uap) {
+ ucontext_t* ucontext = (ucontext_t*)uap;
+ ucontext->uc_mcontext.fpregs->swd = 0;
+ ucontext->uc_mcontext.fpregs->mxcsr &= 0xffffffc0;
}
-#define UAP_STACK_POINTER(ucontext) (((ucontext_t *)ucontext)->uc_mcontext.gregs[15])
-#define UAP_PROGRAM_COUNTER(ucontext) (((ucontext_t *)ucontext)->uc_mcontext.gregs[16])
-#define UAP_SET_TOC_POINTER(uap, ptr) (void)0
+#define UAP_STACK_POINTER(ucontext) \
+ (((ucontext_t*)ucontext)->uc_mcontext.gregs[15])
+#define UAP_PROGRAM_COUNTER(ucontext) \
+ (((ucontext_t*)ucontext)->uc_mcontext.gregs[16])
+#define UAP_SET_TOC_POINTER(uap, ptr) (void) 0
-#define CODE_TO_FUNCTION_POINTER(code) (void)0
-#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void)0
+#define CODE_TO_FUNCTION_POINTER(code) (void) 0
+#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void) 0
#define FUNCTION_CODE_POINTER(ptr) ptr
#define FUNCTION_TOC_POINTER(ptr) ptr
#include "master.hpp"
-namespace factor
-{
+namespace factor {
/* Snarfed from SBCL linux-so.c. You must free() the result yourself. */
-const char *vm_executable_path()
-{
- char *path = new char[PATH_MAX + 1];
+const char* vm_executable_path() {
+ char* path = new char[PATH_MAX + 1];
- int size = readlink("/proc/self/exe", path, PATH_MAX);
- if (size < 0)
- {
- fatal_error("Cannot read /proc/self/exe",0);
- return NULL;
- }
- else
- {
- path[size] = '\0';
+ int size = readlink("/proc/self/exe", path, PATH_MAX);
+ if (size < 0) {
+ fatal_error("Cannot read /proc/self/exe", 0);
+ return NULL;
+ } else {
+ path[size] = '\0';
- const char *ret = safe_strdup(path);
- delete[] path;
- return ret;
- }
+ const char* ret = safe_strdup(path);
+ delete[] path;
+ return ret;
+ }
}
}
#include <sys/syscall.h>
-namespace factor
-{
-
-}
+namespace factor {}
#include <sys/ucontext.h>
-namespace factor
-{
+namespace factor {
/* Fault handler information. MacOSX version.
Copyright (C) 1993-1999, 2002-2003 Bruno Haible <clisp.org at bruno>
#define MACH_FLOAT_STATE_COUNT i386_FLOAT_STATE_COUNT
#if __DARWIN_UNIX03
- #define MACH_EXC_STATE_FAULT(exc_state) (exc_state)->__faultvaddr
- #define MACH_STACK_POINTER(thr_state) (thr_state)->__esp
- #define MACH_PROGRAM_COUNTER(thr_state) (thr_state)->__eip
+#define MACH_EXC_STATE_FAULT(exc_state) (exc_state)->__faultvaddr
+#define MACH_STACK_POINTER(thr_state) (thr_state)->__esp
+#define MACH_PROGRAM_COUNTER(thr_state) (thr_state)->__eip
- #define UAP_SS(ucontext) &(((ucontext_t *)(ucontext))->uc_mcontext->__ss)
- #define UAP_FS(ucontext) &(((ucontext_t *)(ucontext))->uc_mcontext->__fs)
+#define UAP_SS(ucontext) &(((ucontext_t*)(ucontext))->uc_mcontext->__ss)
+#define UAP_FS(ucontext) &(((ucontext_t*)(ucontext))->uc_mcontext->__fs)
- #define MXCSR(float_state) (float_state)->__fpu_mxcsr
- #define X87SW(float_state) (float_state)->__fpu_fsw
+#define MXCSR(float_state) (float_state)->__fpu_mxcsr
+#define X87SW(float_state) (float_state)->__fpu_fsw
#else
- #define MACH_EXC_STATE_FAULT(exc_state) (exc_state)->faultvaddr
- #define MACH_STACK_POINTER(thr_state) (thr_state)->esp
- #define MACH_PROGRAM_COUNTER(thr_state) (thr_state)->eip
+#define MACH_EXC_STATE_FAULT(exc_state) (exc_state)->faultvaddr
+#define MACH_STACK_POINTER(thr_state) (thr_state)->esp
+#define MACH_PROGRAM_COUNTER(thr_state) (thr_state)->eip
- #define UAP_SS(ucontext) &(((ucontext_t *)(ucontext))->uc_mcontext->ss)
- #define UAP_FS(ucontext) &(((ucontext_t *)(ucontext))->uc_mcontext->fs)
+#define UAP_SS(ucontext) &(((ucontext_t*)(ucontext))->uc_mcontext->ss)
+#define UAP_FS(ucontext) &(((ucontext_t*)(ucontext))->uc_mcontext->fs)
- #define MXCSR(float_state) (float_state)->fpu_mxcsr
- #define X87SW(float_state) (float_state)->fpu_fsw
+#define MXCSR(float_state) (float_state)->fpu_mxcsr
+#define X87SW(float_state) (float_state)->fpu_fsw
#endif
-#define UAP_PROGRAM_COUNTER(ucontext) \
- MACH_PROGRAM_COUNTER(UAP_SS(ucontext))
+#define UAP_PROGRAM_COUNTER(ucontext) MACH_PROGRAM_COUNTER(UAP_SS(ucontext))
-inline static unsigned int mach_fpu_status(i386_float_state_t *float_state)
-{
- unsigned short x87sw;
- memcpy(&x87sw, &X87SW(float_state), sizeof(x87sw));
- return MXCSR(float_state) | x87sw;
+inline static unsigned int mach_fpu_status(i386_float_state_t* float_state) {
+ unsigned short x87sw;
+ memcpy(&x87sw, &X87SW(float_state), sizeof(x87sw));
+ return MXCSR(float_state) | x87sw;
}
-inline static unsigned int uap_fpu_status(void *uap)
-{
- return mach_fpu_status(UAP_FS(uap));
+inline static unsigned int uap_fpu_status(void* uap) {
+ return mach_fpu_status(UAP_FS(uap));
}
-inline static void mach_clear_fpu_status(i386_float_state_t *float_state)
-{
- MXCSR(float_state) &= 0xffffffc0;
- memset(&X87SW(float_state), 0, sizeof(X87SW(float_state)));
+inline static void mach_clear_fpu_status(i386_float_state_t* float_state) {
+ MXCSR(float_state) &= 0xffffffc0;
+ memset(&X87SW(float_state), 0, sizeof(X87SW(float_state)));
}
-inline static void uap_clear_fpu_status(void *uap)
-{
- mach_clear_fpu_status(UAP_FS(uap));
+inline static void uap_clear_fpu_status(void* uap) {
+ mach_clear_fpu_status(UAP_FS(uap));
}
}
#include <sys/ucontext.h>
-namespace factor
-{
+namespace factor {
/* Fault handler information. MacOSX version.
Copyright (C) 1993-1999, 2002-2003 Bruno Haible <clisp.org at bruno>
#define MACH_FLOAT_STATE_COUNT x86_FLOAT_STATE64_COUNT
#if __DARWIN_UNIX03
- #define MACH_EXC_STATE_FAULT(exc_state) (exc_state)->__faultvaddr
- #define MACH_STACK_POINTER(thr_state) (thr_state)->__rsp
- #define MACH_PROGRAM_COUNTER(thr_state) (thr_state)->__rip
- #define UAP_SS(ucontext) &(((ucontext_t *)(ucontext))->uc_mcontext->__ss)
- #define UAP_FS(ucontext) &(((ucontext_t *)(ucontext))->uc_mcontext->__fs)
-
- #define MXCSR(float_state) (float_state)->__fpu_mxcsr
- #define X87SW(float_state) (float_state)->__fpu_fsw
+#define MACH_EXC_STATE_FAULT(exc_state) (exc_state)->__faultvaddr
+#define MACH_STACK_POINTER(thr_state) (thr_state)->__rsp
+#define MACH_PROGRAM_COUNTER(thr_state) (thr_state)->__rip
+#define UAP_SS(ucontext) &(((ucontext_t*)(ucontext))->uc_mcontext->__ss)
+#define UAP_FS(ucontext) &(((ucontext_t*)(ucontext))->uc_mcontext->__fs)
+
+#define MXCSR(float_state) (float_state)->__fpu_mxcsr
+#define X87SW(float_state) (float_state)->__fpu_fsw
#else
- #define MACH_EXC_STATE_FAULT(exc_state) (exc_state)->faultvaddr
- #define MACH_STACK_POINTER(thr_state) (thr_state)->rsp
- #define MACH_PROGRAM_COUNTER(thr_state) (thr_state)->rip
- #define UAP_SS(ucontext) &(((ucontext_t *)(ucontext))->uc_mcontext->ss)
- #define UAP_FS(ucontext) &(((ucontext_t *)(ucontext))->uc_mcontext->fs)
-
- #define MXCSR(float_state) (float_state)->fpu_mxcsr
- #define X87SW(float_state) (float_state)->fpu_fsw
+#define MACH_EXC_STATE_FAULT(exc_state) (exc_state)->faultvaddr
+#define MACH_STACK_POINTER(thr_state) (thr_state)->rsp
+#define MACH_PROGRAM_COUNTER(thr_state) (thr_state)->rip
+#define UAP_SS(ucontext) &(((ucontext_t*)(ucontext))->uc_mcontext->ss)
+#define UAP_FS(ucontext) &(((ucontext_t*)(ucontext))->uc_mcontext->fs)
+
+#define MXCSR(float_state) (float_state)->fpu_mxcsr
+#define X87SW(float_state) (float_state)->fpu_fsw
#endif
-#define UAP_PROGRAM_COUNTER(ucontext) \
- MACH_PROGRAM_COUNTER(UAP_SS(ucontext))
+#define UAP_PROGRAM_COUNTER(ucontext) MACH_PROGRAM_COUNTER(UAP_SS(ucontext))
-inline static unsigned int mach_fpu_status(x86_float_state64_t *float_state)
-{
- unsigned short x87sw;
- memcpy(&x87sw, &X87SW(float_state), sizeof(x87sw));
- return MXCSR(float_state) | x87sw;
+inline static unsigned int mach_fpu_status(x86_float_state64_t* float_state) {
+ unsigned short x87sw;
+ memcpy(&x87sw, &X87SW(float_state), sizeof(x87sw));
+ return MXCSR(float_state) | x87sw;
}
-inline static unsigned int uap_fpu_status(void *uap)
-{
- return mach_fpu_status(UAP_FS(uap));
+inline static unsigned int uap_fpu_status(void* uap) {
+ return mach_fpu_status(UAP_FS(uap));
}
-inline static void mach_clear_fpu_status(x86_float_state64_t *float_state)
-{
- MXCSR(float_state) &= 0xffffffc0;
- memset(&X87SW(float_state), 0, sizeof(X87SW(float_state)));
+inline static void mach_clear_fpu_status(x86_float_state64_t* float_state) {
+ MXCSR(float_state) &= 0xffffffc0;
+ memset(&X87SW(float_state), 0, sizeof(X87SW(float_state)));
}
-inline static void uap_clear_fpu_status(void *uap)
-{
- mach_clear_fpu_status(UAP_FS(uap));
+inline static void uap_clear_fpu_status(void* uap) {
+ mach_clear_fpu_status(UAP_FS(uap));
}
/* Must match the leaf-stack-frame-size, signal-handler-stack-frame-size,
-namespace factor
-{
+namespace factor {
#define VM_C_API extern "C" __attribute__((visibility("default")))
#define FACTOR_OS_STRING "macosx"
void early_init();
-const char *vm_executable_path();
-const char *default_image_path();
+const char* vm_executable_path();
+const char* default_image_path();
-#define UAP_STACK_POINTER(ucontext) (((ucontext_t *)ucontext)->uc_stack.ss_sp)
-#define UAP_SET_TOC_POINTER(uap, ptr) (void)0
+#define UAP_STACK_POINTER(ucontext) (((ucontext_t*)ucontext)->uc_stack.ss_sp)
+#define UAP_SET_TOC_POINTER(uap, ptr) (void) 0
#define UAP_STACK_POINTER_TYPE void *
-#define CODE_TO_FUNCTION_POINTER(code) (void)0
-#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void)0
+#define CODE_TO_FUNCTION_POINTER(code) (void) 0
+#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void) 0
#define FUNCTION_CODE_POINTER(ptr) ptr
#define FUNCTION_TOC_POINTER(ptr) ptr
#include "master.hpp"
-namespace factor
-{
+namespace factor {
-void factor_vm::c_to_factor_toplevel(cell quot)
-{
- c_to_factor(quot);
-}
+void factor_vm::c_to_factor_toplevel(cell quot) { c_to_factor(quot); }
// Darwin 9 is 10.5, Darwin 10 is 10.6
// http://en.wikipedia.org/wiki/Darwin_(operating_system)#Release_history
-void early_init(void)
-{
- struct utsname u;
- int n;
- uname(&u);
- sscanf(u.release,"%d", &n);
- if(n < 9) {
- std::cout << "Factor requires Mac OS X 10.5 or later.\n";
- exit(1);
- }
+void early_init(void) {
+ struct utsname u;
+ int n;
+ uname(&u);
+ sscanf(u.release, "%d", &n);
+ if (n < 9) {
+ std::cout << "Factor requires Mac OS X 10.5 or later.\n";
+ exit(1);
+ }
}
-const char *vm_executable_path(void)
-{
- return [[[NSBundle mainBundle] executablePath] UTF8String];
+const char* vm_executable_path(void) {
+ return [[[NSBundle mainBundle] executablePath] UTF8String];
}
-const char *default_image_path(void)
-{
- NSBundle *bundle = [NSBundle mainBundle];
- NSString *path = [bundle bundlePath];
- NSString *executable = [[bundle executablePath] lastPathComponent];
- NSString *image = [executable stringByAppendingString:@".image"];
+const char* default_image_path(void) {
+ NSBundle* bundle = [NSBundle mainBundle];
+ NSString* path = [bundle bundlePath];
+ NSString* executable = [[bundle executablePath] lastPathComponent];
+ NSString* image = [executable stringByAppendingString:@".image"];
- NSString *returnVal;
+ NSString* returnVal;
- if([path hasSuffix:@".app"] || [path hasSuffix:@".app/"])
- {
- NSFileManager *mgr = [NSFileManager defaultManager];
+ if ([path hasSuffix:@".app"] || [path hasSuffix:@".app/"]) {
+ NSFileManager* mgr = [NSFileManager defaultManager];
- NSString *imageInBundle = [[path stringByAppendingPathComponent:@"Contents/Resources"] stringByAppendingPathComponent:image];
- NSString *imageAlongBundle = [[path stringByDeletingLastPathComponent] stringByAppendingPathComponent:image];
+ NSString* imageInBundle =
+ [[path stringByAppendingPathComponent:@"Contents/Resources"]
+ stringByAppendingPathComponent:image];
+ NSString* imageAlongBundle = [[path stringByDeletingLastPathComponent]
+ stringByAppendingPathComponent:image];
- returnVal = ([mgr fileExistsAtPath:imageInBundle]
- ? imageInBundle : imageAlongBundle);
- }
- else
- returnVal = [path stringByAppendingPathComponent:image];
+ returnVal = ([mgr fileExistsAtPath:imageInBundle] ? imageInBundle
+ : imageAlongBundle);
+ } else
+ returnVal = [path stringByAppendingPathComponent:image];
- return [returnVal UTF8String];
+ return [returnVal UTF8String];
}
-void factor_vm::init_signals(void)
-{
- unix_init_signals();
- mach_initialize();
+void factor_vm::init_signals(void) {
+ unix_init_signals();
+ mach_initialize();
}
/* Amateurs at Apple: implement this function, properly! */
-Protocol *objc_getProtocol(char *name)
-{
- if(strcmp(name,"NSTextInput") == 0)
- return @protocol(NSTextInput);
- else
- return nil;
+Protocol* objc_getProtocol(char* name) {
+ if (strcmp(name, "NSTextInput") == 0)
+ return @protocol(NSTextInput);
+ else
+ return nil;
}
-u64 nano_count()
-{
- u64 time = mach_absolute_time();
-
- static u64 scaling_factor = 0;
- if(!scaling_factor)
- {
- mach_timebase_info_data_t info;
- kern_return_t ret = mach_timebase_info(&info);
- if(ret != 0)
- fatal_error("mach_timebase_info failed",ret);
- scaling_factor = info.numer/info.denom;
- }
-
- return time * scaling_factor;
+u64 nano_count() {
+ u64 time = mach_absolute_time();
+
+ static u64 scaling_factor = 0;
+ if (!scaling_factor) {
+ mach_timebase_info_data_t info;
+ kern_return_t ret = mach_timebase_info(&info);
+ if (ret != 0)
+ fatal_error("mach_timebase_info failed", ret);
+ scaling_factor = info.numer / info.denom;
+ }
+
+ return time * scaling_factor;
}
}
#include "master.hpp"
-namespace factor
-{
+namespace factor {
-THREADHANDLE start_thread(void *(*start_routine)(void *),void *args)
-{
- pthread_attr_t attr;
- pthread_t thread;
- if (pthread_attr_init (&attr) != 0)
- fatal_error("pthread_attr_init() failed",0);
- if (pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_JOINABLE) != 0)
- fatal_error("pthread_attr_setdetachstate() failed",0);
- if (pthread_create (&thread, &attr, start_routine, args) != 0)
- fatal_error("pthread_create() failed",0);
- pthread_attr_destroy(&attr);
- return thread;
+THREADHANDLE start_thread(void* (*start_routine)(void*), void* args) {
+ pthread_attr_t attr;
+ pthread_t thread;
+ if (pthread_attr_init(&attr) != 0)
+ fatal_error("pthread_attr_init() failed", 0);
+ if (pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE) != 0)
+ fatal_error("pthread_attr_setdetachstate() failed", 0);
+ if (pthread_create(&thread, &attr, start_routine, args) != 0)
+ fatal_error("pthread_create() failed", 0);
+ pthread_attr_destroy(&attr);
+ return thread;
}
-static void *null_dll;
+static void* null_dll;
-void sleep_nanos(u64 nsec)
-{
- timespec ts;
- timespec ts_rem;
- int ret;
- ts.tv_sec = nsec / 1000000000;
- ts.tv_nsec = nsec % 1000000000;
- ret = nanosleep(&ts,&ts_rem);
- while(ret == -1 && errno == EINTR)
- {
- memcpy(&ts, &ts_rem, sizeof(ts));
- ret = nanosleep(&ts, &ts_rem);
- }
+void sleep_nanos(u64 nsec) {
+ timespec ts;
+ timespec ts_rem;
+ int ret;
+ ts.tv_sec = nsec / 1000000000;
+ ts.tv_nsec = nsec % 1000000000;
+ ret = nanosleep(&ts, &ts_rem);
+ while (ret == -1 && errno == EINTR) {
+ memcpy(&ts, &ts_rem, sizeof(ts));
+ ret = nanosleep(&ts, &ts_rem);
+ }
- if(ret == -1)
- fatal_error("nanosleep failed", 0);
+ if (ret == -1)
+ fatal_error("nanosleep failed", 0);
}
-void factor_vm::init_ffi()
-{
- null_dll = dlopen(NULL,RTLD_LAZY);
-}
+void factor_vm::init_ffi() { null_dll = dlopen(NULL, RTLD_LAZY); }
-void factor_vm::ffi_dlopen(dll *dll)
-{
- dll->handle = dlopen(alien_offset(dll->path), RTLD_LAZY);
+void factor_vm::ffi_dlopen(dll* dll) {
+ dll->handle = dlopen(alien_offset(dll->path), RTLD_LAZY);
}
-void *factor_vm::ffi_dlsym_raw(dll *dll, symbol_char *symbol)
-{
- return dlsym(dll ? dll->handle : null_dll, symbol);
+void* factor_vm::ffi_dlsym_raw(dll* dll, symbol_char* symbol) {
+ return dlsym(dll ? dll->handle : null_dll, symbol);
}
-void *factor_vm::ffi_dlsym(dll *dll, symbol_char *symbol)
-{
- return FUNCTION_CODE_POINTER(ffi_dlsym_raw(dll, symbol));
+void* factor_vm::ffi_dlsym(dll* dll, symbol_char* symbol) {
+ return FUNCTION_CODE_POINTER(ffi_dlsym_raw(dll, symbol));
}
#ifdef FACTOR_PPC
-void *factor_vm::ffi_dlsym_toc(dll *dll, symbol_char *symbol)
-{
- return FUNCTION_TOC_POINTER(ffi_dlsym_raw(dll, symbol));
+void* factor_vm::ffi_dlsym_toc(dll* dll, symbol_char* symbol) {
+ return FUNCTION_TOC_POINTER(ffi_dlsym_raw(dll, symbol));
}
#endif
-void factor_vm::ffi_dlclose(dll *dll)
-{
- if(dlclose(dll->handle))
- general_error(ERROR_FFI,false_object,false_object);
- dll->handle = NULL;
+void factor_vm::ffi_dlclose(dll* dll) {
+ if (dlclose(dll->handle))
+ general_error(ERROR_FFI, false_object, false_object);
+ dll->handle = NULL;
}
-void factor_vm::primitive_existsp()
-{
- struct stat sb;
- char *path = (char *)(untag_check<byte_array>(ctx->pop()) + 1);
- ctx->push(tag_boolean(stat(path,&sb) >= 0));
+void factor_vm::primitive_existsp() {
+ struct stat sb;
+ char* path = (char*)(untag_check<byte_array>(ctx->pop()) + 1);
+ ctx->push(tag_boolean(stat(path, &sb) >= 0));
}
-void factor_vm::move_file(const vm_char *path1, const vm_char *path2)
-{
- int ret = 0;
- do
- {
- ret = rename((path1),(path2));
- }
- while(ret < 0 && errno == EINTR);
+void factor_vm::move_file(const vm_char* path1, const vm_char* path2) {
+ int ret = 0;
+ do {
+ ret = rename((path1), (path2));
+ } while (ret < 0 && errno == EINTR);
- if(ret < 0)
- general_error(ERROR_IO,tag_fixnum(errno),false_object);
+ if (ret < 0)
+ general_error(ERROR_IO, tag_fixnum(errno), false_object);
}
-segment::segment(cell size_, bool executable_p)
-{
- size = size_;
+segment::segment(cell size_, bool executable_p) {
+ size = size_;
- int pagesize = getpagesize();
+ int pagesize = getpagesize();
- int prot;
- if(executable_p)
- prot = (PROT_READ | PROT_WRITE | PROT_EXEC);
- else
- prot = (PROT_READ | PROT_WRITE);
+ int prot;
+ if (executable_p)
+ prot = (PROT_READ | PROT_WRITE | PROT_EXEC);
+ else
+ prot = (PROT_READ | PROT_WRITE);
- char *array = (char *)mmap(NULL,pagesize + size + pagesize,prot,MAP_ANON | MAP_PRIVATE,-1,0);
- if(array == (char*)-1) out_of_memory();
+ char* array = (char*)mmap(NULL, pagesize + size + pagesize, prot,
+ MAP_ANON | MAP_PRIVATE, -1, 0);
+ if (array == (char*)- 1)
+ out_of_memory();
- if(mprotect(array,pagesize,PROT_NONE) == -1)
- fatal_error("Cannot protect low guard page",(cell)array);
+ if (mprotect(array, pagesize, PROT_NONE) == -1)
+ fatal_error("Cannot protect low guard page", (cell) array);
- if(mprotect(array + pagesize + size,pagesize,PROT_NONE) == -1)
- fatal_error("Cannot protect high guard page",(cell)array);
+ if (mprotect(array + pagesize + size, pagesize, PROT_NONE) == -1)
+ fatal_error("Cannot protect high guard page", (cell) array);
- start = (cell)(array + pagesize);
- end = start + size;
+ start = (cell)(array + pagesize);
+ end = start + size;
}
-segment::~segment()
-{
- int pagesize = getpagesize();
- int retval = munmap((void*)(start - pagesize),pagesize + size + pagesize);
- if(retval)
- fatal_error("Segment deallocation failed",0);
+segment::~segment() {
+ int pagesize = getpagesize();
+ int retval = munmap((void*)(start - pagesize), pagesize + size + pagesize);
+ if (retval)
+ fatal_error("Segment deallocation failed", 0);
}
-void code_heap::guard_safepoint()
-{
- if(mprotect(safepoint_page,getpagesize(),PROT_NONE) == -1)
- fatal_error("Cannot protect safepoint guard page",(cell)safepoint_page);
+void code_heap::guard_safepoint() {
+ if (mprotect(safepoint_page, getpagesize(), PROT_NONE) == -1)
+ fatal_error("Cannot protect safepoint guard page", (cell) safepoint_page);
}
-void code_heap::unguard_safepoint()
-{
- if(mprotect(safepoint_page,getpagesize(),PROT_WRITE) == -1)
- fatal_error("Cannot unprotect safepoint guard page",(cell)safepoint_page);
+void code_heap::unguard_safepoint() {
+ if (mprotect(safepoint_page, getpagesize(), PROT_WRITE) == -1)
+ fatal_error("Cannot unprotect safepoint guard page", (cell) safepoint_page);
}
-void factor_vm::dispatch_signal(void *uap, void (handler)())
-{
- dispatch_signal_handler(
- (cell*)&UAP_STACK_POINTER(uap),
- (cell*)&UAP_PROGRAM_COUNTER(uap),
- (cell)FUNCTION_CODE_POINTER(handler)
- );
- UAP_SET_TOC_POINTER(uap, (cell)FUNCTION_TOC_POINTER(handler));
+void factor_vm::dispatch_signal(void* uap, void(handler)()) {
+ dispatch_signal_handler((cell*)&UAP_STACK_POINTER(uap),
+ (cell*)&UAP_PROGRAM_COUNTER(uap),
+ (cell) FUNCTION_CODE_POINTER(handler));
+ UAP_SET_TOC_POINTER(uap, (cell) FUNCTION_TOC_POINTER(handler));
}
-void factor_vm::start_sampling_profiler_timer()
-{
- struct itimerval timer;
- memset((void*)&timer, 0, sizeof(struct itimerval));
- timer.it_value.tv_usec = 1000000/samples_per_second;
- timer.it_interval.tv_usec = 1000000/samples_per_second;
- setitimer(ITIMER_REAL, &timer, NULL);
+void factor_vm::start_sampling_profiler_timer() {
+ struct itimerval timer;
+ memset((void*)&timer, 0, sizeof(struct itimerval));
+ timer.it_value.tv_usec = 1000000 / samples_per_second;
+ timer.it_interval.tv_usec = 1000000 / samples_per_second;
+ setitimer(ITIMER_REAL, &timer, NULL);
}
-void factor_vm::end_sampling_profiler_timer()
-{
- struct itimerval timer;
- memset((void*)&timer, 0, sizeof(struct itimerval));
- setitimer(ITIMER_REAL, &timer, NULL);
+void factor_vm::end_sampling_profiler_timer() {
+ struct itimerval timer;
+ memset((void*)&timer, 0, sizeof(struct itimerval));
+ setitimer(ITIMER_REAL, &timer, NULL);
}
-void memory_signal_handler(int signal, siginfo_t *siginfo, void *uap)
-{
- factor_vm *vm = current_vm();
- vm->verify_memory_protection_error((cell)siginfo->si_addr);
- vm->signal_fault_addr = (cell)siginfo->si_addr;
- vm->signal_fault_pc = (cell)UAP_PROGRAM_COUNTER(uap);
- vm->dispatch_signal(uap,factor::memory_signal_handler_impl);
+void memory_signal_handler(int signal, siginfo_t* siginfo, void* uap) {
+ factor_vm* vm = current_vm();
+ vm->verify_memory_protection_error((cell) siginfo->si_addr);
+ vm->signal_fault_addr = (cell) siginfo->si_addr;
+ vm->signal_fault_pc = (cell) UAP_PROGRAM_COUNTER(uap);
+ vm->dispatch_signal(uap, factor::memory_signal_handler_impl);
}
-void synchronous_signal_handler(int signal, siginfo_t *siginfo, void *uap)
-{
- if (factor_vm::fatal_erroring_p)
- return;
+void synchronous_signal_handler(int signal, siginfo_t* siginfo, void* uap) {
+ if (factor_vm::fatal_erroring_p)
+ return;
- factor_vm *vm = current_vm_p();
- if (vm)
- {
- vm->signal_number = signal;
- vm->dispatch_signal(uap,factor::synchronous_signal_handler_impl);
- }
- else
- fatal_error("Foreign thread received signal", signal);
+ factor_vm* vm = current_vm_p();
+ if (vm) {
+ vm->signal_number = signal;
+ vm->dispatch_signal(uap, factor::synchronous_signal_handler_impl);
+ } else
+ fatal_error("Foreign thread received signal", signal);
}
-void safe_write_nonblock(int fd, void *data, ssize_t size);
+void safe_write_nonblock(int fd, void* data, ssize_t size);
-static void enqueue_signal(factor_vm *vm, int signal)
-{
- if (vm->signal_pipe_output != 0)
- safe_write_nonblock(vm->signal_pipe_output, &signal, sizeof(int));
+static void enqueue_signal(factor_vm* vm, int signal) {
+ if (vm->signal_pipe_output != 0)
+ safe_write_nonblock(vm->signal_pipe_output, &signal, sizeof(int));
}
-void enqueue_signal_handler(int signal, siginfo_t *siginfo, void *uap)
-{
- if (factor_vm::fatal_erroring_p)
- return;
+void enqueue_signal_handler(int signal, siginfo_t* siginfo, void* uap) {
+ if (factor_vm::fatal_erroring_p)
+ return;
- factor_vm *vm = current_vm_p();
- if (vm)
- enqueue_signal(vm, signal);
+ factor_vm* vm = current_vm_p();
+ if (vm)
+ enqueue_signal(vm, signal);
}
-void fep_signal_handler(int signal, siginfo_t *siginfo, void *uap)
-{
- if (factor_vm::fatal_erroring_p)
- return;
+void fep_signal_handler(int signal, siginfo_t* siginfo, void* uap) {
+ if (factor_vm::fatal_erroring_p)
+ return;
- factor_vm *vm = current_vm_p();
- if (vm)
- {
- vm->safepoint.enqueue_fep(vm);
- enqueue_signal(vm, signal);
- }
- else
- fatal_error("Foreign thread received signal", signal);
+ factor_vm* vm = current_vm_p();
+ if (vm) {
+ vm->safepoint.enqueue_fep(vm);
+ enqueue_signal(vm, signal);
+ } else
+ fatal_error("Foreign thread received signal", signal);
}
-void sample_signal_handler(int signal, siginfo_t *siginfo, void *uap)
-{
- factor_vm *vm = current_vm_p();
- bool foreign_thread = false;
- if (vm == NULL)
- {
- foreign_thread = true;
- vm = thread_vms.begin()->second;
- }
- if (atomic::load(&vm->sampling_profiler_p))
- vm->safepoint.enqueue_samples(vm, 1, (cell)UAP_PROGRAM_COUNTER(uap), foreign_thread);
- else if (!foreign_thread)
- enqueue_signal(vm, signal);
+void sample_signal_handler(int signal, siginfo_t* siginfo, void* uap) {
+ factor_vm* vm = current_vm_p();
+ bool foreign_thread = false;
+ if (vm == NULL) {
+ foreign_thread = true;
+ vm = thread_vms.begin()->second;
+ }
+ if (atomic::load(&vm->sampling_profiler_p))
+ vm->safepoint.enqueue_samples(vm, 1, (cell) UAP_PROGRAM_COUNTER(uap),
+ foreign_thread);
+ else if (!foreign_thread)
+ enqueue_signal(vm, signal);
}
-void ignore_signal_handler(int signal, siginfo_t *siginfo, void *uap)
-{
-}
+void ignore_signal_handler(int signal, siginfo_t* siginfo, void* uap) {}
-void fpe_signal_handler(int signal, siginfo_t *siginfo, void *uap)
-{
- factor_vm *vm = current_vm();
- vm->signal_number = signal;
- vm->signal_fpu_status = fpu_status(uap_fpu_status(uap));
- uap_clear_fpu_status(uap);
+void fpe_signal_handler(int signal, siginfo_t* siginfo, void* uap) {
+ factor_vm* vm = current_vm();
+ vm->signal_number = signal;
+ vm->signal_fpu_status = fpu_status(uap_fpu_status(uap));
+ uap_clear_fpu_status(uap);
- vm->dispatch_signal(uap,
- (siginfo->si_code == FPE_INTDIV || siginfo->si_code == FPE_INTOVF)
- ? factor::synchronous_signal_handler_impl
- : factor::fp_signal_handler_impl);
+ vm->dispatch_signal(
+ uap, (siginfo->si_code == FPE_INTDIV || siginfo->si_code == FPE_INTOVF)
+ ? factor::synchronous_signal_handler_impl
+ : factor::fp_signal_handler_impl);
}
-static void sigaction_safe(int signum, const struct sigaction *act, struct sigaction *oldact)
-{
- int ret;
- do
- {
- ret = sigaction(signum, act, oldact);
- }
- while(ret == -1 && errno == EINTR);
+static void sigaction_safe(int signum, const struct sigaction* act,
+ struct sigaction* oldact) {
+ int ret;
+ do {
+ ret = sigaction(signum, act, oldact);
+ } while (ret == -1 && errno == EINTR);
- if(ret == -1)
- fatal_error("sigaction failed", errno);
+ if (ret == -1)
+ fatal_error("sigaction failed", errno);
}
-static void init_sigaction_with_handler(struct sigaction *act,
- void (*handler)(int, siginfo_t*, void*))
-{
- memset(act, 0, sizeof(struct sigaction));
- sigemptyset(&act->sa_mask);
- act->sa_sigaction = handler;
- act->sa_flags = SA_SIGINFO | SA_ONSTACK;
+static void init_sigaction_with_handler(struct sigaction* act,
+ void (*handler)(int, siginfo_t*,
+ void*)) {
+ memset(act, 0, sizeof(struct sigaction));
+ sigemptyset(&act->sa_mask);
+ act->sa_sigaction = handler;
+ act->sa_flags = SA_SIGINFO | SA_ONSTACK;
}
-static void safe_pipe(int *in, int *out)
-{
- int filedes[2];
+static void safe_pipe(int* in, int* out) {
+ int filedes[2];
- if(pipe(filedes) < 0)
- fatal_error("Error opening pipe",errno);
+ if (pipe(filedes) < 0)
+ fatal_error("Error opening pipe", errno);
- *in = filedes[0];
- *out = filedes[1];
+ *in = filedes[0];
+ *out = filedes[1];
- if(fcntl(*in,F_SETFD,FD_CLOEXEC) < 0)
- fatal_error("Error with fcntl",errno);
+ if (fcntl(*in, F_SETFD, FD_CLOEXEC) < 0)
+ fatal_error("Error with fcntl", errno);
- if(fcntl(*out,F_SETFD,FD_CLOEXEC) < 0)
- fatal_error("Error with fcntl",errno);
+ if (fcntl(*out, F_SETFD, FD_CLOEXEC) < 0)
+ fatal_error("Error with fcntl", errno);
}
-static void init_signal_pipe(factor_vm *vm)
-{
- safe_pipe(&vm->signal_pipe_input, &vm->signal_pipe_output);
+static void init_signal_pipe(factor_vm* vm) {
+ safe_pipe(&vm->signal_pipe_input, &vm->signal_pipe_output);
- if(fcntl(vm->signal_pipe_output,F_SETFL,O_NONBLOCK) < 0)
- fatal_error("Error with fcntl",errno);
+ if (fcntl(vm->signal_pipe_output, F_SETFL, O_NONBLOCK) < 0)
+ fatal_error("Error with fcntl", errno);
- vm->special_objects[OBJ_SIGNAL_PIPE] = tag_fixnum(vm->signal_pipe_input);
+ vm->special_objects[OBJ_SIGNAL_PIPE] = tag_fixnum(vm->signal_pipe_input);
}
-void factor_vm::unix_init_signals()
-{
- init_signal_pipe(this);
+void factor_vm::unix_init_signals() {
+ init_signal_pipe(this);
- signal_callstack_seg = new segment(callstack_size,false);
-
- stack_t signal_callstack;
- signal_callstack.ss_sp = (char *)signal_callstack_seg->start;
- signal_callstack.ss_size = signal_callstack_seg->size;
- signal_callstack.ss_flags = 0;
+ signal_callstack_seg = new segment(callstack_size, false);
- if(sigaltstack(&signal_callstack,(stack_t *)NULL) < 0)
- fatal_error("sigaltstack() failed",0);
+ stack_t signal_callstack;
+ signal_callstack.ss_sp = (char*)signal_callstack_seg->start;
+ signal_callstack.ss_size = signal_callstack_seg->size;
+ signal_callstack.ss_flags = 0;
- struct sigaction memory_sigaction;
- struct sigaction synchronous_sigaction;
- struct sigaction enqueue_sigaction;
- struct sigaction sample_sigaction;
- struct sigaction fpe_sigaction;
- struct sigaction ignore_sigaction;
+ if (sigaltstack(&signal_callstack, (stack_t*)NULL) < 0)
+ fatal_error("sigaltstack() failed", 0);
- init_sigaction_with_handler(&memory_sigaction, memory_signal_handler);
- sigaction_safe(SIGBUS,&memory_sigaction,NULL);
- sigaction_safe(SIGSEGV,&memory_sigaction,NULL);
- sigaction_safe(SIGTRAP,&memory_sigaction,NULL);
+ struct sigaction memory_sigaction;
+ struct sigaction synchronous_sigaction;
+ struct sigaction enqueue_sigaction;
+ struct sigaction sample_sigaction;
+ struct sigaction fpe_sigaction;
+ struct sigaction ignore_sigaction;
- init_sigaction_with_handler(&fpe_sigaction, fpe_signal_handler);
- sigaction_safe(SIGFPE,&fpe_sigaction,NULL);
+ init_sigaction_with_handler(&memory_sigaction, memory_signal_handler);
+ sigaction_safe(SIGBUS, &memory_sigaction, NULL);
+ sigaction_safe(SIGSEGV, &memory_sigaction, NULL);
+ sigaction_safe(SIGTRAP, &memory_sigaction, NULL);
- init_sigaction_with_handler(&synchronous_sigaction, synchronous_signal_handler);
- sigaction_safe(SIGILL,&synchronous_sigaction,NULL);
- sigaction_safe(SIGABRT,&synchronous_sigaction,NULL);
+ init_sigaction_with_handler(&fpe_sigaction, fpe_signal_handler);
+ sigaction_safe(SIGFPE, &fpe_sigaction, NULL);
- init_sigaction_with_handler(&enqueue_sigaction, enqueue_signal_handler);
- sigaction_safe(SIGWINCH,&enqueue_sigaction,NULL);
- sigaction_safe(SIGUSR1,&enqueue_sigaction,NULL);
- sigaction_safe(SIGCONT,&enqueue_sigaction,NULL);
- sigaction_safe(SIGURG,&enqueue_sigaction,NULL);
- sigaction_safe(SIGIO,&enqueue_sigaction,NULL);
- sigaction_safe(SIGPROF,&enqueue_sigaction,NULL);
- sigaction_safe(SIGVTALRM,&enqueue_sigaction,NULL);
+ init_sigaction_with_handler(&synchronous_sigaction,
+ synchronous_signal_handler);
+ sigaction_safe(SIGILL, &synchronous_sigaction, NULL);
+ sigaction_safe(SIGABRT, &synchronous_sigaction, NULL);
+
+ init_sigaction_with_handler(&enqueue_sigaction, enqueue_signal_handler);
+ sigaction_safe(SIGWINCH, &enqueue_sigaction, NULL);
+ sigaction_safe(SIGUSR1, &enqueue_sigaction, NULL);
+ sigaction_safe(SIGCONT, &enqueue_sigaction, NULL);
+ sigaction_safe(SIGURG, &enqueue_sigaction, NULL);
+ sigaction_safe(SIGIO, &enqueue_sigaction, NULL);
+ sigaction_safe(SIGPROF, &enqueue_sigaction, NULL);
+ sigaction_safe(SIGVTALRM, &enqueue_sigaction, NULL);
#ifdef SIGINFO
- sigaction_safe(SIGINFO,&enqueue_sigaction,NULL);
+ sigaction_safe(SIGINFO, &enqueue_sigaction, NULL);
#endif
- handle_ctrl_c();
+ handle_ctrl_c();
- init_sigaction_with_handler(&sample_sigaction, sample_signal_handler);
- sigaction_safe(SIGALRM,&sample_sigaction,NULL);
+ init_sigaction_with_handler(&sample_sigaction, sample_signal_handler);
+ sigaction_safe(SIGALRM, &sample_sigaction, NULL);
- /* We don't use SA_IGN here because then the ignore action is inherited
- by subprocesses, which we don't want. There is a unit test in
- io.launcher.unix for this. */
- init_sigaction_with_handler(&ignore_sigaction, ignore_signal_handler);
- sigaction_safe(SIGPIPE,&ignore_sigaction,NULL);
- /* We send SIGUSR2 to the stdin_loop thread to interrupt it on FEP */
- sigaction_safe(SIGUSR2,&ignore_sigaction,NULL);
+ /* We don't use SA_IGN here because then the ignore action is inherited
+ by subprocesses, which we don't want. There is a unit test in
+ io.launcher.unix for this. */
+ init_sigaction_with_handler(&ignore_sigaction, ignore_signal_handler);
+ sigaction_safe(SIGPIPE, &ignore_sigaction, NULL);
+ /* We send SIGUSR2 to the stdin_loop thread to interrupt it on FEP */
+ sigaction_safe(SIGUSR2, &ignore_sigaction, NULL);
}
/* On Unix, shared fds such as stdin cannot be set to non-blocking mode
-(http://homepages.tesco.net/J.deBoynePollard/FGA/dont-set-shared-file-descriptors-to-non-blocking-mode.html)
-so we kludge around this by spawning a thread, which waits on a control pipe
-for a signal, upon receiving this signal it reads one block of data from stdin
-and writes it to a data pipe. Upon completion, it writes a 4-byte integer to
-the size pipe, indicating how much data was written to the data pipe.
-
-The read end of the size pipe can be set to non-blocking. */
+ (http://homepages.tesco.net/J.deBoynePollard/FGA/dont-set-shared-file-descriptors-to-non-blocking-mode.html)
+ so we kludge around this by spawning a thread, which waits on a control pipe
+ for a signal, upon receiving this signal it reads one block of data from
+ stdin and writes it to a data pipe. Upon completion, it writes a 4-byte
+ integer to the size pipe, indicating how much data was written to the data
+ pipe.
+
+ The read end of the size pipe can be set to non-blocking. */
extern "C" {
- int stdin_read;
- int stdin_write;
-
- int control_read;
- int control_write;
-
- int size_read;
- int size_write;
-
- bool stdin_thread_initialized_p = false;
- THREADHANDLE stdin_thread;
- pthread_mutex_t stdin_mutex;
-}
-
-void safe_close(int fd)
-{
- if(close(fd) < 0)
- fatal_error("error closing fd",errno);
-}
-
-bool check_write(int fd, void *data, ssize_t size)
-{
- if(write(fd,data,size) == size)
- return true;
- else
- {
- if(errno == EINTR)
- return check_write(fd,data,size);
- else
- return false;
- }
-}
-
-void safe_write(int fd, void *data, ssize_t size)
-{
- if(!check_write(fd,data,size))
- fatal_error("error writing fd",errno);
-}
-
-void safe_write_nonblock(int fd, void *data, ssize_t size)
-{
- if(!check_write(fd,data,size) && errno != EAGAIN)
- fatal_error("error writing fd",errno);
-}
-
-bool safe_read(int fd, void *data, ssize_t size)
-{
- ssize_t bytes = read(fd,data,size);
- if(bytes < 0)
- {
- if(errno == EINTR)
- return safe_read(fd,data,size);
- else
- {
- fatal_error("error reading fd",errno);
- return false;
- }
- }
- else
- return (bytes == size);
-}
-
-void *stdin_loop(void *arg)
-{
- unsigned char buf[4096];
- bool loop_running = true;
-
- sigset_t mask;
- sigfillset(&mask);
- sigdelset(&mask, SIGUSR2);
- sigdelset(&mask, SIGTTIN);
- sigdelset(&mask, SIGTERM);
- sigdelset(&mask, SIGQUIT);
- pthread_sigmask(SIG_SETMASK, &mask, NULL);
-
- int unused;
- pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, &unused);
- pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, &unused);
-
- while(loop_running)
- {
- if(!safe_read(control_read,buf,1))
- break;
-
- if(buf[0] != 'X')
- fatal_error("stdin_loop: bad data on control fd",buf[0]);
-
- for(;;)
- {
- /* If we fep, the parent thread will grab stdin_mutex and send us
- SIGUSR2 to interrupt the read() call. */
- pthread_mutex_lock(&stdin_mutex);
- pthread_mutex_unlock(&stdin_mutex);
- ssize_t bytes = read(0,buf,sizeof(buf));
- if(bytes < 0)
- {
- if(errno == EINTR)
- continue;
- else
- {
- loop_running = false;
- break;
- }
- }
- else if(bytes >= 0)
- {
- safe_write(size_write,&bytes,sizeof(bytes));
-
- if(!check_write(stdin_write,buf,bytes))
- loop_running = false;
- break;
- }
- }
- }
-
- safe_close(stdin_write);
- safe_close(control_read);
-
- return NULL;
-}
-
-void factor_vm::open_console()
-{
- FACTOR_ASSERT(!stdin_thread_initialized_p);
- safe_pipe(&control_read,&control_write);
- safe_pipe(&size_read,&size_write);
- safe_pipe(&stdin_read,&stdin_write);
- stdin_thread = start_thread(stdin_loop,NULL);
- stdin_thread_initialized_p = true;
- pthread_mutex_init(&stdin_mutex, NULL);
+int stdin_read;
+int stdin_write;
+
+int control_read;
+int control_write;
+
+int size_read;
+int size_write;
+
+bool stdin_thread_initialized_p = false;
+THREADHANDLE stdin_thread;
+pthread_mutex_t stdin_mutex;
+}
+
+void safe_close(int fd) {
+ if (close(fd) < 0)
+ fatal_error("error closing fd", errno);
+}
+
+bool check_write(int fd, void* data, ssize_t size) {
+ if (write(fd, data, size) == size)
+ return true;
+ else {
+ if (errno == EINTR)
+ return check_write(fd, data, size);
+ else
+ return false;
+ }
+}
+
+void safe_write(int fd, void* data, ssize_t size) {
+ if (!check_write(fd, data, size))
+ fatal_error("error writing fd", errno);
+}
+
+void safe_write_nonblock(int fd, void* data, ssize_t size) {
+ if (!check_write(fd, data, size) && errno != EAGAIN)
+ fatal_error("error writing fd", errno);
+}
+
+bool safe_read(int fd, void* data, ssize_t size) {
+ ssize_t bytes = read(fd, data, size);
+ if (bytes < 0) {
+ if (errno == EINTR)
+ return safe_read(fd, data, size);
+ else {
+ fatal_error("error reading fd", errno);
+ return false;
+ }
+ } else
+ return (bytes == size);
+}
+
+void* stdin_loop(void* arg) {
+ unsigned char buf[4096];
+ bool loop_running = true;
+
+ sigset_t mask;
+ sigfillset(&mask);
+ sigdelset(&mask, SIGUSR2);
+ sigdelset(&mask, SIGTTIN);
+ sigdelset(&mask, SIGTERM);
+ sigdelset(&mask, SIGQUIT);
+ pthread_sigmask(SIG_SETMASK, &mask, NULL);
+
+ int unused;
+ pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, &unused);
+ pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, &unused);
+
+ while (loop_running) {
+ if (!safe_read(control_read, buf, 1))
+ break;
+
+ if (buf[0] != 'X')
+ fatal_error("stdin_loop: bad data on control fd", buf[0]);
+
+ for (;;) {
+ /* If we fep, the parent thread will grab stdin_mutex and send us
+ SIGUSR2 to interrupt the read() call. */
+ pthread_mutex_lock(&stdin_mutex);
+ pthread_mutex_unlock(&stdin_mutex);
+ ssize_t bytes = read(0, buf, sizeof(buf));
+ if (bytes < 0) {
+ if (errno == EINTR)
+ continue;
+ else {
+ loop_running = false;
+ break;
+ }
+ } else if (bytes >= 0) {
+ safe_write(size_write, &bytes, sizeof(bytes));
+
+ if (!check_write(stdin_write, buf, bytes))
+ loop_running = false;
+ break;
+ }
+ }
+ }
+
+ safe_close(stdin_write);
+ safe_close(control_read);
+
+ return NULL;
+}
+
+void factor_vm::open_console() {
+ FACTOR_ASSERT(!stdin_thread_initialized_p);
+ safe_pipe(&control_read, &control_write);
+ safe_pipe(&size_read, &size_write);
+ safe_pipe(&stdin_read, &stdin_write);
+ stdin_thread = start_thread(stdin_loop, NULL);
+ stdin_thread_initialized_p = true;
+ pthread_mutex_init(&stdin_mutex, NULL);
}
/* This method is used to kill the stdin_loop before exiting from factor.
-A Nvidia driver bug on Linux is the reason this has to be done, see:
-http://www.nvnews.net/vbulletin/showthread.php?t=164619 */
-void factor_vm::close_console()
-{
- if (stdin_thread_initialized_p) {
- pthread_cancel(stdin_thread);
- pthread_join(stdin_thread, 0);
- }
-}
-
-void factor_vm::lock_console()
-{
- FACTOR_ASSERT(stdin_thread_initialized_p);
- /* Lock the stdin_mutex and send the stdin_loop thread a signal to interrupt
- any read() it has in progress. When the stdin loop iterates again, it will
- try to lock the same mutex and wait until unlock_console() is called. */
- pthread_mutex_lock(&stdin_mutex);
- pthread_kill(stdin_thread, SIGUSR2);
-}
-
-void factor_vm::unlock_console()
-{
- FACTOR_ASSERT(stdin_thread_initialized_p);
- pthread_mutex_unlock(&stdin_mutex);
-}
-
-void factor_vm::ignore_ctrl_c()
-{
- sig_t ret;
- do
- {
- ret = signal(SIGINT, SIG_DFL);
- }
- while(ret == SIG_ERR && errno == EINTR);
-}
-
-void factor_vm::handle_ctrl_c()
-{
- struct sigaction fep_sigaction;
- init_sigaction_with_handler(&fep_sigaction, fep_signal_handler);
- sigaction_safe(SIGINT,&fep_sigaction,NULL);
-}
-
-void abort()
-{
- sig_t ret;
- do
- {
- ret = signal(SIGABRT, SIG_DFL);
- }
- while(ret == SIG_ERR && errno == EINTR);
-
- factor_vm::close_console();
- ::abort();
+ A Nvidia driver bug on Linux is the reason this has to be done, see:
+ http://www.nvnews.net/vbulletin/showthread.php?t=164619 */
+void factor_vm::close_console() {
+ if (stdin_thread_initialized_p) {
+ pthread_cancel(stdin_thread);
+ pthread_join(stdin_thread, 0);
+ }
+}
+
+void factor_vm::lock_console() {
+ FACTOR_ASSERT(stdin_thread_initialized_p);
+ /* Lock the stdin_mutex and send the stdin_loop thread a signal to interrupt
+ any read() it has in progress. When the stdin loop iterates again, it will
+ try to lock the same mutex and wait until unlock_console() is called. */
+ pthread_mutex_lock(&stdin_mutex);
+ pthread_kill(stdin_thread, SIGUSR2);
+}
+
+void factor_vm::unlock_console() {
+ FACTOR_ASSERT(stdin_thread_initialized_p);
+ pthread_mutex_unlock(&stdin_mutex);
+}
+
+void factor_vm::ignore_ctrl_c() {
+ sig_t ret;
+ do {
+ ret = signal(SIGINT, SIG_DFL);
+ } while (ret == SIG_ERR && errno == EINTR);
+}
+
+void factor_vm::handle_ctrl_c() {
+ struct sigaction fep_sigaction;
+ init_sigaction_with_handler(&fep_sigaction, fep_signal_handler);
+ sigaction_safe(SIGINT, &fep_sigaction, NULL);
+}
+
+void abort() {
+ sig_t ret;
+ do {
+ ret = signal(SIGABRT, SIG_DFL);
+ } while (ret == SIG_ERR && errno == EINTR);
+
+ factor_vm::close_console();
+ ::abort();
}
}
#include "atomic-gcc.hpp"
-namespace factor
-{
+namespace factor {
typedef char vm_char;
typedef char symbol_char;
#define FTELL ftello
#define FSEEK fseeko
-#define OPEN_READ(path) fopen(path,"rb")
-#define OPEN_WRITE(path) fopen(path,"wb")
+#define OPEN_READ(path) fopen(path, "rb")
+#define OPEN_WRITE(path) fopen(path, "wb")
#define print_native_string(string) print_string(string)
typedef pthread_t THREADHANDLE;
-THREADHANDLE start_thread(void *(*start_routine)(void *),void *args);
+THREADHANDLE start_thread(void* (*start_routine)(void*), void* args);
inline static THREADHANDLE thread_id() { return pthread_self(); }
u64 nano_count();
void sleep_nanos(u64 nsec);
-void move_file(const vm_char *path1, const vm_char *path2);
+void move_file(const vm_char* path1, const vm_char* path2);
-static inline void breakpoint()
-{
- __builtin_trap();
-}
+static inline void breakpoint() { __builtin_trap(); }
}
#include "master.hpp"
-namespace factor
-{
+namespace factor {
-void factor_vm::c_to_factor_toplevel(cell quot)
-{
- /* 32-bit Windows SEH is set up in basis/cpu/x86/32/windows/bootstrap.factor */
- c_to_factor(quot);
+void factor_vm::c_to_factor_toplevel(cell quot) {
+ /* 32-bit Windows SEH set up in basis/cpu/x86/32/windows/bootstrap.factor */
+ c_to_factor(quot);
}
}
const UBYTE UNW_FLAG_EHANDLER = 0x1;
struct UNWIND_INFO {
- UBYTE Version:3;
- UBYTE Flags:5;
- UBYTE SizeOfProlog;
- UBYTE CountOfCodes;
- UBYTE FrameRegister:4;
- UBYTE FrameOffset:4;
- ULONG ExceptionHandler;
- ULONG ExceptionData[1];
+ UBYTE Version : 3;
+ UBYTE Flags : 5;
+ UBYTE SizeOfProlog;
+ UBYTE CountOfCodes;
+ UBYTE FrameRegister : 4;
+ UBYTE FrameOffset : 4;
+ ULONG ExceptionHandler;
+ ULONG ExceptionData[1];
};
struct seh_data {
- UNWIND_INFO unwind_info;
- RUNTIME_FUNCTION func;
- UBYTE handler[32];
+ UNWIND_INFO unwind_info;
+ RUNTIME_FUNCTION func;
+ UBYTE handler[32];
};
-void factor_vm::c_to_factor_toplevel(cell quot)
-{
- /* The annoying thing about Win64 SEH is that the offsets in
- * function tables are 32-bit integers, and the exception handler
- * itself must reside between the start and end pointers, so
- * we stick everything at the beginning of the code heap and
- * generate a small trampoline that jumps to the real
- * exception handler. */
-
- seh_data *seh_area = (seh_data *)code->seh_area;
- cell base = code->seg->start;
-
- /* Should look at generating this with the Factor assembler */
-
- /* mov rax,0 */
- seh_area->handler[0] = 0x48;
- seh_area->handler[1] = 0xb8;
- seh_area->handler[2] = 0x0;
- seh_area->handler[3] = 0x0;
- seh_area->handler[4] = 0x0;
- seh_area->handler[5] = 0x0;
- seh_area->handler[6] = 0x0;
- seh_area->handler[7] = 0x0;
- seh_area->handler[8] = 0x0;
- seh_area->handler[9] = 0x0;
-
- /* jmp rax */
- seh_area->handler[10] = 0x48;
- seh_area->handler[11] = 0xff;
- seh_area->handler[12] = 0xe0;
-
- /* Store address of exception handler in the operand of the 'mov' */
- cell handler = (cell)&factor::exception_handler;
- memcpy(&seh_area->handler[2],&handler,sizeof(cell));
-
- UNWIND_INFO *unwind_info = &seh_area->unwind_info;
- unwind_info->Version = 1;
- unwind_info->Flags = UNW_FLAG_EHANDLER;
- unwind_info->SizeOfProlog = 0;
- unwind_info->CountOfCodes = 0;
- unwind_info->FrameRegister = 0;
- unwind_info->FrameOffset = 0;
- unwind_info->ExceptionHandler = (DWORD)((cell)&seh_area->handler[0] - base);
- unwind_info->ExceptionData[0] = 0;
-
- RUNTIME_FUNCTION *func = &seh_area->func;
- func->BeginAddress = 0;
- func->EndAddress = (DWORD)(code->seg->end - base);
- func->UnwindData = (DWORD)((cell)&seh_area->unwind_info - base);
-
- if(!RtlAddFunctionTable(func,1,base))
- fatal_error("RtlAddFunctionTable() failed",0);
-
- c_to_factor(quot);
-
- if(!RtlDeleteFunctionTable(func))
- fatal_error("RtlDeleteFunctionTable() failed",0);
+void factor_vm::c_to_factor_toplevel(cell quot) {
+ /* The annoying thing about Win64 SEH is that the offsets in
+ * function tables are 32-bit integers, and the exception handler
+ * itself must reside between the start and end pointers, so
+ * we stick everything at the beginning of the code heap and
+ * generate a small trampoline that jumps to the real
+ * exception handler. */
+
+ seh_data* seh_area = (seh_data*)code->seh_area;
+ cell base = code->seg->start;
+
+ /* Should look at generating this with the Factor assembler */
+
+ /* mov rax,0 */
+ seh_area->handler[0] = 0x48;
+ seh_area->handler[1] = 0xb8;
+ seh_area->handler[2] = 0x0;
+ seh_area->handler[3] = 0x0;
+ seh_area->handler[4] = 0x0;
+ seh_area->handler[5] = 0x0;
+ seh_area->handler[6] = 0x0;
+ seh_area->handler[7] = 0x0;
+ seh_area->handler[8] = 0x0;
+ seh_area->handler[9] = 0x0;
+
+ /* jmp rax */
+ seh_area->handler[10] = 0x48;
+ seh_area->handler[11] = 0xff;
+ seh_area->handler[12] = 0xe0;
+
+ /* Store address of exception handler in the operand of the 'mov' */
+ cell handler = (cell) & factor::exception_handler;
+ memcpy(&seh_area->handler[2], &handler, sizeof(cell));
+
+ UNWIND_INFO* unwind_info = &seh_area->unwind_info;
+ unwind_info->Version = 1;
+ unwind_info->Flags = UNW_FLAG_EHANDLER;
+ unwind_info->SizeOfProlog = 0;
+ unwind_info->CountOfCodes = 0;
+ unwind_info->FrameRegister = 0;
+ unwind_info->FrameOffset = 0;
+ unwind_info->ExceptionHandler = (DWORD)((cell) & seh_area->handler[0] - base);
+ unwind_info->ExceptionData[0] = 0;
+
+ RUNTIME_FUNCTION* func = &seh_area->func;
+ func->BeginAddress = 0;
+ func->EndAddress = (DWORD)(code->seg->end - base);
+ func->UnwindData = (DWORD)((cell) & seh_area->unwind_info - base);
+
+ if (!RtlAddFunctionTable(func, 1, base))
+ fatal_error("RtlAddFunctionTable() failed", 0);
+
+ c_to_factor(quot);
+
+ if (!RtlDeleteFunctionTable(func))
+ fatal_error("RtlDeleteFunctionTable() failed", 0);
}
}
#include "atomic-cl-32.hpp"
-namespace factor
-{
+namespace factor {
#define ESP Esp
#define EIP Eip
typedef struct DECLSPEC_ALIGN(16) _M128A {
- ULONGLONG Low;
- LONGLONG High;
+ ULONGLONG Low;
+ LONGLONG High;
} M128A, *PM128A;
-/* The ExtendedRegisters field of the x86.32 CONTEXT structure uses this layout; however,
- * this structure is only made available from winnt.h on x86.64 */
+/* The ExtendedRegisters field of the x86.32 CONTEXT structure uses this layout;
+ * however, this structure is only made available from winnt.h on x86.64 */
typedef struct _XMM_SAVE_AREA32 {
- WORD ControlWord; /* 000 */
- WORD StatusWord; /* 002 */
- BYTE TagWord; /* 004 */
- BYTE Reserved1; /* 005 */
- WORD ErrorOpcode; /* 006 */
- DWORD ErrorOffset; /* 008 */
- WORD ErrorSelector; /* 00c */
- WORD Reserved2; /* 00e */
- DWORD DataOffset; /* 010 */
- WORD DataSelector; /* 014 */
- WORD Reserved3; /* 016 */
- DWORD MxCsr; /* 018 */
- DWORD MxCsr_Mask; /* 01c */
- M128A FloatRegisters[8]; /* 020 */
- M128A XmmRegisters[16]; /* 0a0 */
- BYTE Reserved4[96]; /* 1a0 */
+ WORD ControlWord; /* 000 */
+ WORD StatusWord; /* 002 */
+ BYTE TagWord; /* 004 */
+ BYTE Reserved1; /* 005 */
+ WORD ErrorOpcode; /* 006 */
+ DWORD ErrorOffset; /* 008 */
+ WORD ErrorSelector; /* 00c */
+ WORD Reserved2; /* 00e */
+ DWORD DataOffset; /* 010 */
+ WORD DataSelector; /* 014 */
+ WORD Reserved3; /* 016 */
+ DWORD MxCsr; /* 018 */
+ DWORD MxCsr_Mask; /* 01c */
+ M128A FloatRegisters[8]; /* 020 */
+ M128A XmmRegisters[16]; /* 0a0 */
+ BYTE Reserved4[96]; /* 1a0 */
} XMM_SAVE_AREA32, *PXMM_SAVE_AREA32;
#define X87SW(ctx) (ctx)->FloatSave.StatusWord
#include "atomic-cl-64.hpp"
-namespace factor
-{
+namespace factor {
#define ESP Rsp
#define EIP Rip
#include "master.hpp"
-namespace factor
-{
+namespace factor {
HMODULE hFactorDll;
-void factor_vm::init_ffi()
-{
- hFactorDll = GetModuleHandle(FACTOR_DLL);
- if(!hFactorDll)
- fatal_error("GetModuleHandle() failed", 0);
+void factor_vm::init_ffi() {
+ hFactorDll = GetModuleHandle(FACTOR_DLL);
+ if (!hFactorDll)
+ fatal_error("GetModuleHandle() failed", 0);
}
-void factor_vm::ffi_dlopen(dll *dll)
-{
- dll->handle = LoadLibraryEx((WCHAR *)alien_offset(dll->path), NULL, 0);
+void factor_vm::ffi_dlopen(dll* dll) {
+ dll->handle = LoadLibraryEx((WCHAR*)alien_offset(dll->path), NULL, 0);
}
-void *factor_vm::ffi_dlsym(dll *dll, symbol_char *symbol)
-{
- return (void *)GetProcAddress(dll ? (HMODULE)dll->handle : hFactorDll, symbol);
+void* factor_vm::ffi_dlsym(dll* dll, symbol_char* symbol) {
+ return (void*)GetProcAddress(dll ? (HMODULE) dll->handle : hFactorDll,
+ symbol);
}
-void *factor_vm::ffi_dlsym_raw(dll *dll, symbol_char *symbol)
-{
- return ffi_dlsym(dll, symbol);
+void* factor_vm::ffi_dlsym_raw(dll* dll, symbol_char* symbol) {
+ return ffi_dlsym(dll, symbol);
}
-void factor_vm::ffi_dlclose(dll *dll)
-{
- FreeLibrary((HMODULE)dll->handle);
- dll->handle = NULL;
+void factor_vm::ffi_dlclose(dll* dll) {
+ FreeLibrary((HMODULE) dll->handle);
+ dll->handle = NULL;
}
-BOOL factor_vm::windows_stat(vm_char *path)
-{
- BY_HANDLE_FILE_INFORMATION bhfi;
- HANDLE h = CreateFileW(path,
- GENERIC_READ,
- FILE_SHARE_READ,
- NULL,
- OPEN_EXISTING,
- FILE_FLAG_BACKUP_SEMANTICS,
- NULL);
-
- if(h == INVALID_HANDLE_VALUE)
- {
- // FindFirstFile is the only call that can stat c:\pagefile.sys
- WIN32_FIND_DATA st;
- HANDLE h;
-
- if(INVALID_HANDLE_VALUE == (h = FindFirstFile(path, &st)))
- return false;
- FindClose(h);
- return true;
- }
- BOOL ret = GetFileInformationByHandle(h, &bhfi);
- CloseHandle(h);
- return ret;
+BOOL factor_vm::windows_stat(vm_char* path) {
+ BY_HANDLE_FILE_INFORMATION bhfi;
+ HANDLE h = CreateFileW(path, GENERIC_READ, FILE_SHARE_READ, NULL,
+ OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
+
+ if (h == INVALID_HANDLE_VALUE) {
+ // FindFirstFile is the only call that can stat c:\pagefile.sys
+ WIN32_FIND_DATA st;
+ HANDLE h;
+
+ if (INVALID_HANDLE_VALUE == (h = FindFirstFile(path, &st)))
+ return false;
+ FindClose(h);
+ return true;
+ }
+ BOOL ret = GetFileInformationByHandle(h, &bhfi);
+ CloseHandle(h);
+ return ret;
}
-void factor_vm::windows_image_path(vm_char *full_path, vm_char *temp_path, unsigned int length)
-{
- wcsncpy(temp_path, full_path, length - 1);
- size_t full_path_len = wcslen(full_path);
- if (full_path_len < length - 1)
- wcsncat(temp_path, L".image", length - full_path_len - 1);
- temp_path[length - 1] = 0;
+void factor_vm::windows_image_path(vm_char* full_path, vm_char* temp_path,
+ unsigned int length) {
+ wcsncpy(temp_path, full_path, length - 1);
+ size_t full_path_len = wcslen(full_path);
+ if (full_path_len < length - 1)
+ wcsncat(temp_path, L".image", length - full_path_len - 1);
+ temp_path[length - 1] = 0;
}
/* You must free() this yourself. */
-const vm_char *factor_vm::default_image_path()
-{
- vm_char full_path[MAX_UNICODE_PATH];
- vm_char *ptr;
- vm_char temp_path[MAX_UNICODE_PATH];
+const vm_char* factor_vm::default_image_path() {
+ vm_char full_path[MAX_UNICODE_PATH];
+ vm_char* ptr;
+ vm_char temp_path[MAX_UNICODE_PATH];
- if(!GetModuleFileName(NULL, full_path, MAX_UNICODE_PATH))
- fatal_error("GetModuleFileName() failed", 0);
+ if (!GetModuleFileName(NULL, full_path, MAX_UNICODE_PATH))
+ fatal_error("GetModuleFileName() failed", 0);
- if((ptr = wcsrchr(full_path, '.')))
- *ptr = 0;
+ if ((ptr = wcsrchr(full_path, '.')))
+ *ptr = 0;
- wcsncpy(temp_path, full_path, MAX_UNICODE_PATH - 1);
- size_t full_path_len = wcslen(full_path);
- if (full_path_len < MAX_UNICODE_PATH - 1)
- wcsncat(temp_path, L".image", MAX_UNICODE_PATH - full_path_len - 1);
- temp_path[MAX_UNICODE_PATH - 1] = 0;
+ wcsncpy(temp_path, full_path, MAX_UNICODE_PATH - 1);
+ size_t full_path_len = wcslen(full_path);
+ if (full_path_len < MAX_UNICODE_PATH - 1)
+ wcsncat(temp_path, L".image", MAX_UNICODE_PATH - full_path_len - 1);
+ temp_path[MAX_UNICODE_PATH - 1] = 0;
- return safe_strdup(temp_path);
+ return safe_strdup(temp_path);
}
/* You must free() this yourself. */
-const vm_char *factor_vm::vm_executable_path()
-{
- vm_char full_path[MAX_UNICODE_PATH];
- if(!GetModuleFileName(NULL, full_path, MAX_UNICODE_PATH))
- fatal_error("GetModuleFileName() failed", 0);
- return safe_strdup(full_path);
+const vm_char* factor_vm::vm_executable_path() {
+ vm_char full_path[MAX_UNICODE_PATH];
+ if (!GetModuleFileName(NULL, full_path, MAX_UNICODE_PATH))
+ fatal_error("GetModuleFileName() failed", 0);
+ return safe_strdup(full_path);
}
-void factor_vm::primitive_existsp()
-{
- vm_char *path = untag_check<byte_array>(ctx->pop())->data<vm_char>();
- ctx->push(tag_boolean(windows_stat(path)));
+void factor_vm::primitive_existsp() {
+ vm_char* path = untag_check<byte_array>(ctx->pop())->data<vm_char>();
+ ctx->push(tag_boolean(windows_stat(path)));
}
-segment::segment(cell size_, bool executable_p)
-{
- size = size_;
+segment::segment(cell size_, bool executable_p) {
+ size = size_;
- char *mem;
- DWORD ignore;
+ char* mem;
+ DWORD ignore;
- if((mem = (char *)VirtualAlloc(NULL, getpagesize() * 2 + size,
- MEM_COMMIT, executable_p ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE)) == 0)
- out_of_memory();
+ if ((mem = (char*)VirtualAlloc(
+ NULL, getpagesize() * 2 + size, MEM_COMMIT,
+ executable_p ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE)) ==
+ 0)
+ out_of_memory();
- if (!VirtualProtect(mem, getpagesize(), PAGE_NOACCESS, &ignore))
- fatal_error("Cannot allocate low guard page", (cell)mem);
+ if (!VirtualProtect(mem, getpagesize(), PAGE_NOACCESS, &ignore))
+ fatal_error("Cannot allocate low guard page", (cell) mem);
- if (!VirtualProtect(mem + size + getpagesize(),
- getpagesize(), PAGE_NOACCESS, &ignore))
- fatal_error("Cannot allocate high guard page", (cell)mem);
+ if (!VirtualProtect(mem + size + getpagesize(), getpagesize(), PAGE_NOACCESS,
+ &ignore))
+ fatal_error("Cannot allocate high guard page", (cell) mem);
- start = (cell)mem + getpagesize();
- end = start + size;
+ start = (cell) mem + getpagesize();
+ end = start + size;
}
-segment::~segment()
-{
- SYSTEM_INFO si;
- GetSystemInfo(&si);
- if(!VirtualFree((void*)(start - si.dwPageSize), 0, MEM_RELEASE))
- fatal_error("Segment deallocation failed",0);
+segment::~segment() {
+ SYSTEM_INFO si;
+ GetSystemInfo(&si);
+ if (!VirtualFree((void*)(start - si.dwPageSize), 0, MEM_RELEASE))
+ fatal_error("Segment deallocation failed", 0);
}
-long getpagesize()
-{
- static long g_pagesize = 0;
- if(!g_pagesize)
- {
- SYSTEM_INFO system_info;
- GetSystemInfo (&system_info);
- g_pagesize = system_info.dwPageSize;
- }
- return g_pagesize;
+long getpagesize() {
+ static long g_pagesize = 0;
+ if (!g_pagesize) {
+ SYSTEM_INFO system_info;
+ GetSystemInfo(&system_info);
+ g_pagesize = system_info.dwPageSize;
+ }
+ return g_pagesize;
}
-void code_heap::guard_safepoint()
-{
- DWORD ignore;
- if (!VirtualProtect(safepoint_page, getpagesize(), PAGE_NOACCESS, &ignore))
- fatal_error("Cannot protect safepoint guard page", (cell)safepoint_page);
+void code_heap::guard_safepoint() {
+ DWORD ignore;
+ if (!VirtualProtect(safepoint_page, getpagesize(), PAGE_NOACCESS, &ignore))
+ fatal_error("Cannot protect safepoint guard page", (cell) safepoint_page);
}
-void code_heap::unguard_safepoint()
-{
- DWORD ignore;
- if (!VirtualProtect(safepoint_page, getpagesize(), PAGE_READWRITE, &ignore))
- fatal_error("Cannot unprotect safepoint guard page", (cell)safepoint_page);
+void code_heap::unguard_safepoint() {
+ DWORD ignore;
+ if (!VirtualProtect(safepoint_page, getpagesize(), PAGE_READWRITE, &ignore))
+ fatal_error("Cannot unprotect safepoint guard page", (cell) safepoint_page);
}
-void factor_vm::move_file(const vm_char *path1, const vm_char *path2)
-{
- if(MoveFileEx((path1),(path2),MOVEFILE_REPLACE_EXISTING) == false)
- general_error(ERROR_IO,tag_fixnum(GetLastError()),false_object);
+void factor_vm::move_file(const vm_char* path1, const vm_char* path2) {
+ if (MoveFileEx((path1), (path2), MOVEFILE_REPLACE_EXISTING) == false)
+ general_error(ERROR_IO, tag_fixnum(GetLastError()), false_object);
}
void factor_vm::init_signals() {}
-THREADHANDLE start_thread(void *(*start_routine)(void *), void *args)
-{
- return (void *)CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)start_routine, args, 0, 0);
+THREADHANDLE start_thread(void* (*start_routine)(void*), void* args) {
+ return (void*)CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) start_routine,
+ args, 0, 0);
}
-u64 nano_count()
-{
- static double scale_factor;
+u64 nano_count() {
+ static double scale_factor;
- static u32 hi = 0;
- static u32 lo = 0;
+ static u32 hi = 0;
+ static u32 lo = 0;
- LARGE_INTEGER count;
- BOOL ret = QueryPerformanceCounter(&count);
- if(ret == 0)
- fatal_error("QueryPerformanceCounter", 0);
+ LARGE_INTEGER count;
+ BOOL ret = QueryPerformanceCounter(&count);
+ if (ret == 0)
+ fatal_error("QueryPerformanceCounter", 0);
- if(scale_factor == 0.0)
- {
- LARGE_INTEGER frequency;
- BOOL ret = QueryPerformanceFrequency(&frequency);
- if(ret == 0)
- fatal_error("QueryPerformanceFrequency", 0);
- scale_factor = (1000000000.0 / frequency.QuadPart);
- }
+ if (scale_factor == 0.0) {
+ LARGE_INTEGER frequency;
+ BOOL ret = QueryPerformanceFrequency(&frequency);
+ if (ret == 0)
+ fatal_error("QueryPerformanceFrequency", 0);
+ scale_factor = (1000000000.0 / frequency.QuadPart);
+ }
#ifdef FACTOR_64
- hi = count.HighPart;
+ hi = count.HighPart;
#else
- /* On VirtualBox, QueryPerformanceCounter does not increment
+ /* On VirtualBox, QueryPerformanceCounter does not increment
the high part every time the low part overflows. Workaround. */
- if(lo > count.LowPart)
- hi++;
+ if (lo > count.LowPart)
+ hi++;
#endif
- lo = count.LowPart;
+ lo = count.LowPart;
- return (u64)((((u64)hi << 32) | (u64)lo) * scale_factor);
+ return (u64)((((u64) hi << 32) | (u64) lo) * scale_factor);
}
-void sleep_nanos(u64 nsec)
-{
- Sleep((DWORD)(nsec/1000000));
-}
+void sleep_nanos(u64 nsec) { Sleep((DWORD)(nsec / 1000000)); }
-typedef enum _EXCEPTION_DISPOSITION
-{
- ExceptionContinueExecution = 0,
- ExceptionContinueSearch = 1,
- ExceptionNestedException = 2,
- ExceptionCollidedUnwind = 3
+typedef enum _EXCEPTION_DISPOSITION {
+ ExceptionContinueExecution = 0,
+ ExceptionContinueSearch = 1,
+ ExceptionNestedException = 2,
+ ExceptionCollidedUnwind = 3
} EXCEPTION_DISPOSITION;
-LONG factor_vm::exception_handler(PEXCEPTION_RECORD e, void *frame, PCONTEXT c, void *dispatch)
-{
- switch (e->ExceptionCode)
- {
- case EXCEPTION_ACCESS_VIOLATION:
- signal_fault_addr = e->ExceptionInformation[1];
- verify_memory_protection_error(signal_fault_addr);
- dispatch_signal_handler(
- (cell*)&c->ESP,
- (cell*)&c->EIP,
- (cell)factor::memory_signal_handler_impl
- );
- break;
-
- case STATUS_FLOAT_DENORMAL_OPERAND:
- case STATUS_FLOAT_DIVIDE_BY_ZERO:
- case STATUS_FLOAT_INEXACT_RESULT:
- case STATUS_FLOAT_INVALID_OPERATION:
- case STATUS_FLOAT_OVERFLOW:
- case STATUS_FLOAT_STACK_CHECK:
- case STATUS_FLOAT_UNDERFLOW:
- case STATUS_FLOAT_MULTIPLE_FAULTS:
- case STATUS_FLOAT_MULTIPLE_TRAPS:
+LONG factor_vm::exception_handler(PEXCEPTION_RECORD e, void* frame, PCONTEXT c,
+ void* dispatch) {
+ switch (e->ExceptionCode) {
+ case EXCEPTION_ACCESS_VIOLATION:
+ signal_fault_addr = e->ExceptionInformation[1];
+ verify_memory_protection_error(signal_fault_addr);
+ dispatch_signal_handler((cell*)&c->ESP, (cell*)&c->EIP,
+ (cell) factor::memory_signal_handler_impl);
+ break;
+
+ case STATUS_FLOAT_DENORMAL_OPERAND:
+ case STATUS_FLOAT_DIVIDE_BY_ZERO:
+ case STATUS_FLOAT_INEXACT_RESULT:
+ case STATUS_FLOAT_INVALID_OPERATION:
+ case STATUS_FLOAT_OVERFLOW:
+ case STATUS_FLOAT_STACK_CHECK:
+ case STATUS_FLOAT_UNDERFLOW:
+ case STATUS_FLOAT_MULTIPLE_FAULTS:
+ case STATUS_FLOAT_MULTIPLE_TRAPS:
#ifdef FACTOR_64
- signal_fpu_status = fpu_status(MXCSR(c));
+ signal_fpu_status = fpu_status(MXCSR(c));
#else
- signal_fpu_status = fpu_status(X87SW(c) | MXCSR(c));
+ signal_fpu_status = fpu_status(X87SW(c) | MXCSR(c));
- /* This seems to have no effect */
- X87SW(c) = 0;
+ /* This seems to have no effect */
+ X87SW(c) = 0;
#endif
- MXCSR(c) &= 0xffffffc0;
- dispatch_signal_handler(
- (cell*)&c->ESP,
- (cell*)&c->EIP,
- (cell)factor::fp_signal_handler_impl
- );
- break;
- default:
- signal_number = e->ExceptionCode;
- dispatch_signal_handler(
- (cell*)&c->ESP,
- (cell*)&c->EIP,
- (cell)factor::synchronous_signal_handler_impl
- );
- break;
- }
-
- return ExceptionContinueExecution;
+ MXCSR(c) &= 0xffffffc0;
+ dispatch_signal_handler((cell*)&c->ESP, (cell*)&c->EIP,
+ (cell) factor::fp_signal_handler_impl);
+ break;
+ default:
+ signal_number = e->ExceptionCode;
+ dispatch_signal_handler((cell*)&c->ESP, (cell*)&c->EIP,
+ (cell) factor::synchronous_signal_handler_impl);
+ break;
+ }
+
+ return ExceptionContinueExecution;
}
-VM_C_API LONG exception_handler(PEXCEPTION_RECORD e, void *frame, PCONTEXT c, void *dispatch)
-{
- if (factor_vm::fatal_erroring_p)
- return ExceptionContinueSearch;
+VM_C_API LONG exception_handler(PEXCEPTION_RECORD e, void* frame, PCONTEXT c,
+ void* dispatch) {
+ if (factor_vm::fatal_erroring_p)
+ return ExceptionContinueSearch;
- factor_vm *vm = current_vm_p();
- if (vm)
- return vm->exception_handler(e,frame,c,dispatch);
- else
- return ExceptionContinueSearch;
+ factor_vm* vm = current_vm_p();
+ if (vm)
+ return vm->exception_handler(e, frame, c, dispatch);
+ else
+ return ExceptionContinueSearch;
}
-static BOOL WINAPI ctrl_handler(DWORD dwCtrlType)
-{
- switch (dwCtrlType) {
- case CTRL_C_EVENT:
- {
- /* The CtrlHandler runs in its own thread without stopping the main thread.
- Since in practice nobody uses the multi-VM stuff yet, we just grab the first
- VM we can get. This will not be a good idea when we actually support native
- threads. */
- FACTOR_ASSERT(thread_vms.size() == 1);
- factor_vm *vm = thread_vms.begin()->second;
- vm->safepoint.enqueue_fep(vm);
- return TRUE;
- }
- default:
- return FALSE;
- }
+static BOOL WINAPI ctrl_handler(DWORD dwCtrlType) {
+ switch (dwCtrlType) {
+ case CTRL_C_EVENT: {
+ /* The CtrlHandler runs in its own thread without stopping the main
+ thread. Since in practice nobody uses the multi-VM stuff yet, we just
+ grab the first VM we can get. This will not be a good idea when we
+ actually support native threads. */
+ FACTOR_ASSERT(thread_vms.size() == 1);
+ factor_vm* vm = thread_vms.begin()->second;
+ vm->safepoint.enqueue_fep(vm);
+ return TRUE;
+ }
+ default:
+ return FALSE;
+ }
}
-void factor_vm::open_console()
-{
- handle_ctrl_c();
-}
+void factor_vm::open_console() { handle_ctrl_c(); }
-void factor_vm::ignore_ctrl_c()
-{
- SetConsoleCtrlHandler(factor::ctrl_handler, FALSE);
+void factor_vm::ignore_ctrl_c() {
+ SetConsoleCtrlHandler(factor::ctrl_handler, FALSE);
}
-void factor_vm::handle_ctrl_c()
-{
- SetConsoleCtrlHandler(factor::ctrl_handler, TRUE);
+void factor_vm::handle_ctrl_c() {
+ SetConsoleCtrlHandler(factor::ctrl_handler, TRUE);
}
-void factor_vm::lock_console()
-{
-}
+void factor_vm::lock_console() {}
-void factor_vm::unlock_console()
-{
-}
+void factor_vm::unlock_console() {}
-void factor_vm::close_console()
-{
-}
+void factor_vm::close_console() {}
-void factor_vm::sampler_thread_loop()
-{
- LARGE_INTEGER counter, new_counter, units_per_second;
- DWORD ok;
-
- ok = QueryPerformanceFrequency(&units_per_second);
- FACTOR_ASSERT(ok);
-
- ok = QueryPerformanceCounter(&counter);
- FACTOR_ASSERT(ok);
-
- counter.QuadPart *= samples_per_second;
- while (atomic::load(&sampling_profiler_p))
- {
- SwitchToThread();
- ok = QueryPerformanceCounter(&new_counter);
- FACTOR_ASSERT(ok);
- new_counter.QuadPart *= samples_per_second;
- cell samples = 0;
- while (new_counter.QuadPart - counter.QuadPart > units_per_second.QuadPart)
- {
- ++samples;
- counter.QuadPart += units_per_second.QuadPart;
- }
-
- if (samples > 0)
- {
- DWORD suscount = SuspendThread(thread);
- FACTOR_ASSERT(suscount == 0);
-
- CONTEXT context;
- memset((void*)&context, 0, sizeof(CONTEXT));
- context.ContextFlags = CONTEXT_CONTROL;
- BOOL context_ok = GetThreadContext(thread, &context);
- FACTOR_ASSERT(context_ok);
-
- suscount = ResumeThread(thread);
- FACTOR_ASSERT(suscount == 1);
-
- safepoint.enqueue_samples(this, samples, context.EIP, false);
- }
- }
-}
+void factor_vm::sampler_thread_loop() {
+ LARGE_INTEGER counter, new_counter, units_per_second;
+ DWORD ok;
+
+ ok = QueryPerformanceFrequency(&units_per_second);
+ FACTOR_ASSERT(ok);
+
+ ok = QueryPerformanceCounter(&counter);
+ FACTOR_ASSERT(ok);
+
+ counter.QuadPart *= samples_per_second;
+ while (atomic::load(&sampling_profiler_p)) {
+ SwitchToThread();
+ ok = QueryPerformanceCounter(&new_counter);
+ FACTOR_ASSERT(ok);
+ new_counter.QuadPart *= samples_per_second;
+ cell samples = 0;
+ while (new_counter.QuadPart - counter.QuadPart >
+ units_per_second.QuadPart) {
+ ++samples;
+ counter.QuadPart += units_per_second.QuadPart;
+ }
-static DWORD WINAPI sampler_thread_entry(LPVOID parent_vm)
-{
- static_cast<factor_vm*>(parent_vm)->sampler_thread_loop();
- return 0;
+ if (samples > 0) {
+ DWORD suscount = SuspendThread(thread);
+ FACTOR_ASSERT(suscount == 0);
+
+ CONTEXT context;
+ memset((void*)&context, 0, sizeof(CONTEXT));
+ context.ContextFlags = CONTEXT_CONTROL;
+ BOOL context_ok = GetThreadContext(thread, &context);
+ FACTOR_ASSERT(context_ok);
+
+ suscount = ResumeThread(thread);
+ FACTOR_ASSERT(suscount == 1);
+
+ safepoint.enqueue_samples(this, samples, context.EIP, false);
+ }
+ }
}
-void factor_vm::start_sampling_profiler_timer()
-{
- sampler_thread = CreateThread(
- NULL,
- 0,
- &sampler_thread_entry,
- static_cast<LPVOID>(this),
- 0,
- NULL
- );
+static DWORD WINAPI sampler_thread_entry(LPVOID parent_vm) {
+ static_cast<factor_vm*>(parent_vm)->sampler_thread_loop();
+ return 0;
}
-void factor_vm::end_sampling_profiler_timer()
-{
- atomic::store(&sampling_profiler_p, false);
- DWORD wait_result = WaitForSingleObject(sampler_thread,
- 3000*(DWORD)samples_per_second);
- if (wait_result != WAIT_OBJECT_0)
- TerminateThread(sampler_thread, 0);
- sampler_thread = NULL;
+void factor_vm::start_sampling_profiler_timer() {
+ sampler_thread = CreateThread(NULL, 0, &sampler_thread_entry,
+ static_cast<LPVOID>(this), 0, NULL);
}
-void abort()
-{
- ::abort();
+void factor_vm::end_sampling_profiler_timer() {
+ atomic::store(&sampling_profiler_p, false);
+ DWORD wait_result =
+ WaitForSingleObject(sampler_thread, 3000 * (DWORD) samples_per_second);
+ if (wait_result != WAIT_OBJECT_0)
+ TerminateThread(sampler_thread, 0);
+ sampler_thread = NULL;
}
+void abort() { ::abort(); }
+
}
#include <ctype.h>
#ifndef wcslen
- /* for cygwin */
- #include <wchar.h>
+/* for cygwin */
+#include <wchar.h>
#endif
#undef _WIN32_WINNT
#include <shellapi.h>
#ifdef _MSC_VER
- #undef min
- #undef max
+#undef min
+#undef max
#endif
/* Difference between Jan 1 00:00:00 1601 and Jan 1 00:00:00 1970 */
#define EPOCH_OFFSET 0x019db1ded53e8000LL
-namespace factor
-{
+namespace factor {
typedef wchar_t vm_char;
typedef char symbol_char;
#define STRDUP _wcsdup
#ifdef _MSC_VER
- #define FTELL ftell
- #define FSEEK fseek
- #define SNPRINTF _snprintf
+#define FTELL ftell
+#define FSEEK fseek
+#define SNPRINTF _snprintf
#else
- #define FTELL ftello64
- #define FSEEK fseeko64
- #define SNPRINTF snprintf
+#define FTELL ftello64
+#define FSEEK fseeko64
+#define SNPRINTF snprintf
#endif
#define FACTOR_OS_STRING "windows"
#define FACTOR_DLL NULL
-// SSE traps raise these exception codes, which are defined in internal NT headers
+// SSE traps raise these exception codes, which are defined in internal NT
+// headers
// but not winbase.h
#ifndef STATUS_FLOAT_MULTIPLE_FAULTS
#define STATUS_FLOAT_MULTIPLE_FAULTS 0xC00002B4
#endif
#ifndef STATUS_FLOAT_MULTIPLE_TRAPS
-#define STATUS_FLOAT_MULTIPLE_TRAPS 0xC00002B5
+#define STATUS_FLOAT_MULTIPLE_TRAPS 0xC00002B5
#endif
-#define OPEN_READ(path) _wfopen((path),L"rb")
-#define OPEN_WRITE(path) _wfopen((path),L"wb")
+#define OPEN_READ(path) _wfopen((path), L"rb")
+#define OPEN_WRITE(path) _wfopen((path), L"wb")
inline static void early_init() {}
u64 nano_count();
void sleep_nanos(u64 nsec);
long getpagesize();
-void move_file(const vm_char *path1, const vm_char *path2);
-VM_C_API LONG exception_handler(PEXCEPTION_RECORD e, void *frame, PCONTEXT c, void *dispatch);
-THREADHANDLE start_thread(void *(*start_routine)(void *),void *args);
-
-inline static THREADHANDLE thread_id()
-{
- DWORD id = GetCurrentThreadId();
- HANDLE threadHandle = OpenThread(
- THREAD_GET_CONTEXT | THREAD_SET_CONTEXT | THREAD_SUSPEND_RESUME,
- FALSE,
- id
- );
- FACTOR_ASSERT(threadHandle != NULL);
- return threadHandle;
+void move_file(const vm_char* path1, const vm_char* path2);
+VM_C_API LONG exception_handler(PEXCEPTION_RECORD e, void* frame, PCONTEXT c,
+ void* dispatch);
+THREADHANDLE start_thread(void* (*start_routine)(void*), void* args);
+
+inline static THREADHANDLE thread_id() {
+ DWORD id = GetCurrentThreadId();
+ HANDLE threadHandle = OpenThread(
+ THREAD_GET_CONTEXT | THREAD_SET_CONTEXT | THREAD_SUSPEND_RESUME, FALSE,
+ id);
+ FACTOR_ASSERT(threadHandle != NULL);
+ return threadHandle;
}
-inline static void breakpoint()
-{
- DebugBreak();
-}
+inline static void breakpoint() { DebugBreak(); }
-#define CODE_TO_FUNCTION_POINTER(code) (void)0
-#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void)0
+#define CODE_TO_FUNCTION_POINTER(code) (void) 0
+#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void) 0
#define FUNCTION_CODE_POINTER(ptr) ptr
#define FUNCTION_TOC_POINTER(ptr) ptr
}
projects / factor.git / commitdiff