diff options
Diffstat (limited to 'vendor/modernc.org/libc/libc.go')
| -rw-r--r-- | vendor/modernc.org/libc/libc.go | 2647 |
1 files changed, 2647 insertions, 0 deletions
diff --git a/vendor/modernc.org/libc/libc.go b/vendor/modernc.org/libc/libc.go new file mode 100644 index 0000000..031e711 --- /dev/null +++ b/vendor/modernc.org/libc/libc.go @@ -0,0 +1,2647 @@ +// Copyright 2020 The Libc Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !(linux && (amd64 || arm64 || loong64)) + +//go.generate echo package libc > ccgo.go +//go:generate go fmt ./... + +// Package libc provides run time support for ccgo generated programs and +// implements selected parts of the C standard library. +package libc // import "modernc.org/libc" + +//TODO use O_RDONLY etc. from fcntl header + +//TODO use t.Alloc/Free where appropriate + +import ( + "bufio" + crand "crypto/rand" + "fmt" + "math" + mbits "math/bits" + "math/rand" + "os" + "runtime" + "runtime/debug" + "sort" + "strings" + "sync" + "sync/atomic" + gotime "time" + "unsafe" + + "github.com/mattn/go-isatty" + "modernc.org/libc/errno" + "modernc.org/libc/stdio" + "modernc.org/libc/sys/types" + "modernc.org/libc/time" + "modernc.org/libc/unistd" + "modernc.org/mathutil" +) + +const ( + ENOENT = errno.ENOENT +) + +type ( + // RawMem64 represents the biggest uint64 array the runtime can handle. + RawMem64 [unsafe.Sizeof(RawMem{}) / unsafe.Sizeof(uint64(0))]uint64 +) + +var ( + allocMu sync.Mutex + environInitialized bool + isWindows bool + ungetcMu sync.Mutex + ungetc = map[uintptr]byte{} +) + +// Keep these outside of the var block otherwise go generate will miss them. +var Xenviron uintptr +var Xstdin = newFile(nil, unistd.STDIN_FILENO) +var Xstdout = newFile(nil, unistd.STDOUT_FILENO) +var Xstderr = newFile(nil, unistd.STDERR_FILENO) + +func setEnviron() { + SetEnviron(nil, os.Environ()) +} + +func Environ() uintptr { + if !environInitialized { + SetEnviron(nil, os.Environ()) + } + return Xenviron +} + +func EnvironP() uintptr { + if !environInitialized { + SetEnviron(nil, os.Environ()) + } + return uintptr(unsafe.Pointer(&Xenviron)) +} + +func X___errno_location(t *TLS) uintptr { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + return X__errno_location(t) +} + +// int * __errno_location(void); +func X__errno_location(t *TLS) uintptr { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + return t.errnop +} + +func Start(main func(*TLS, int32, uintptr) int32) { + if dmesgs { + wd, err := os.Getwd() + dmesg("%v: %v, wd %v, %v", origin(1), os.Args, wd, err) + + defer func() { + if err := recover(); err != nil { + dmesg("%v: CRASH: %v\n%s", origin(1), err, debug.Stack()) + } + }() + } + runtime.LockOSThread() + t := &TLS{errnop: uintptr(unsafe.Pointer(&errno0))} + argv := Xcalloc(t, 1, types.Size_t((len(os.Args)+1)*int(uintptrSize))) + if argv == 0 { + panic("OOM") + } + + p := argv + for _, v := range os.Args { + s := Xcalloc(t, 1, types.Size_t(len(v)+1)) + if s == 0 { + panic("OOM") + } + + copy((*RawMem)(unsafe.Pointer(s))[:len(v):len(v)], v) + *(*uintptr)(unsafe.Pointer(p)) = s + p += uintptrSize + } + SetEnviron(t, os.Environ()) + audit := false + if memgrind { + if s := os.Getenv("LIBC_MEMGRIND_START"); s != "0" { + MemAuditStart() + audit = true + } + } + t = NewTLS() + rc := main(t, int32(len(os.Args)), argv) + exit(t, rc, audit) +} + +func Xexit(t *TLS, status int32) { + if __ccgo_strace { + trc("t=%v status=%v, (%v:)", t, status, origin(2)) + } + exit(t, status, false) +} + +func exit(t *TLS, status int32, audit bool) { + if len(Covered) != 0 { + buf := bufio.NewWriter(os.Stdout) + CoverReport(buf) + buf.Flush() + } + if len(CoveredC) != 0 { + buf := bufio.NewWriter(os.Stdout) + CoverCReport(buf) + buf.Flush() + } + for _, v := range atExit { + v() + } + if audit { + t.Close() + if tlsBalance != 0 { + fmt.Fprintf(os.Stderr, "non zero TLS balance: %d\n", tlsBalance) + status = 1 + } + } + X_exit(nil, status) +} + +// void _exit(int status); +func X_exit(_ *TLS, status int32) { + if dmesgs { + dmesg("%v: EXIT %v", origin(1), status) + } + os.Exit(int(status)) +} + +func SetEnviron(t *TLS, env []string) { + if environInitialized { + return + } + + environInitialized = true + p := Xcalloc(t, 1, types.Size_t((len(env)+1)*(int(uintptrSize)))) + if p == 0 { + panic("OOM") + } + + Xenviron = p + for _, v := range env { + s := Xcalloc(t, 1, types.Size_t(len(v)+1)) + if s == 0 { + panic("OOM") + } + + copy((*(*RawMem)(unsafe.Pointer(s)))[:len(v):len(v)], v) + *(*uintptr)(unsafe.Pointer(p)) = s + p += uintptrSize + } +} + +// void setbuf(FILE *stream, char *buf); +func Xsetbuf(t *TLS, stream, buf uintptr) { + if __ccgo_strace { + trc("t=%v buf=%v, (%v:)", t, buf, origin(2)) + } + //TODO panic(todo("")) +} + +// size_t confstr(int name, char *buf, size_t len); +func Xconfstr(t *TLS, name int32, buf uintptr, len types.Size_t) types.Size_t { + if __ccgo_strace { + trc("t=%v name=%v buf=%v len=%v, (%v:)", t, name, buf, len, origin(2)) + } + panic(todo("")) +} + +// int puts(const char *s); +func Xputs(t *TLS, s uintptr) int32 { + if __ccgo_strace { + trc("t=%v s=%v, (%v:)", t, s, origin(2)) + } + n, err := fmt.Printf("%s\n", GoString(s)) + if err != nil { + return stdio.EOF + } + + return int32(n) +} + +var ( + randomMu sync.Mutex + randomGen = rand.New(rand.NewSource(42)) +) + +// long int random(void); +func Xrandom(t *TLS) long { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + randomMu.Lock() + r := randomGen.Int63n(math.MaxInt32 + 1) + randomMu.Unlock() + return long(r) +} + +func write(b []byte) (int, error) { + // if dmesgs { + // dmesg("%v: %s", origin(1), b) + // } + if _, err := os.Stdout.Write(b); err != nil { + return -1, err + } + + return len(b), nil +} + +func X__builtin_bzero(t *TLS, s uintptr, n types.Size_t) { + if __ccgo_strace { + trc("t=%v s=%v n=%v, (%v:)", t, s, n, origin(2)) + } + Xbzero(t, s, n) +} + +func X__builtin_abort(t *TLS) { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + Xabort(t) +} + +func X__builtin_abs(t *TLS, j int32) int32 { + if __ccgo_strace { + trc("t=%v j=%v, (%v:)", t, j, origin(2)) + } + return Xabs(t, j) +} + +func X__builtin_clz(t *TLS, n uint32) int32 { + if __ccgo_strace { + trc("t=%v n=%v, (%v:)", t, n, origin(2)) + } + return int32(mbits.LeadingZeros32(n)) +} + +func X__builtin_clzl(t *TLS, n ulong) int32 { + if __ccgo_strace { + trc("t=%v n=%v, (%v:)", t, n, origin(2)) + } + return int32(mbits.LeadingZeros64(uint64(n))) +} + +func X__builtin_clzll(t *TLS, n uint64) int32 { + if __ccgo_strace { + trc("t=%v n=%v, (%v:)", t, n, origin(2)) + } + return int32(mbits.LeadingZeros64(n)) +} +func X__builtin_constant_p_impl() { panic(todo("internal error: should never be called")) } + +func X__builtin_copysign(t *TLS, x, y float64) float64 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + return Xcopysign(t, x, y) +} + +func X__builtin_copysignf(t *TLS, x, y float32) float32 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + return Xcopysignf(t, x, y) +} + +func X__builtin_copysignl(t *TLS, x, y float64) float64 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + return Xcopysign(t, x, y) +} + +func X__builtin_exit(t *TLS, status int32) { + if __ccgo_strace { + trc("t=%v status=%v, (%v:)", t, status, origin(2)) + } + Xexit(t, status) +} + +func X__builtin_expect(t *TLS, exp, c long) long { + if __ccgo_strace { + trc("t=%v c=%v, (%v:)", t, c, origin(2)) + } + return exp +} + +func X__builtin_fabs(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return Xfabs(t, x) +} + +func X__builtin_fabsf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return Xfabsf(t, x) +} + +func X__builtin_fabsl(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return Xfabsl(t, x) +} + +func X__builtin_free(t *TLS, ptr uintptr) { + if __ccgo_strace { + trc("t=%v ptr=%v, (%v:)", t, ptr, origin(2)) + } + Xfree(t, ptr) +} + +func X__builtin_getentropy(t *TLS, buf uintptr, n types.Size_t) int32 { + if __ccgo_strace { + trc("t=%v buf=%v n=%v, (%v:)", t, buf, n, origin(2)) + } + return Xgetentropy(t, buf, n) +} + +func X__builtin_huge_val(t *TLS) float64 { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + return math.Inf(1) +} + +func X__builtin_huge_valf(t *TLS) float32 { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + return float32(math.Inf(1)) +} + +func X__builtin_inf(t *TLS) float64 { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + return math.Inf(1) +} + +func X__builtin_inff(t *TLS) float32 { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + return float32(math.Inf(1)) +} + +func X__builtin_infl(t *TLS) float64 { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + return math.Inf(1) +} + +func X__builtin_malloc(t *TLS, size types.Size_t) uintptr { + if __ccgo_strace { + trc("t=%v size=%v, (%v:)", t, size, origin(2)) + } + return Xmalloc(t, size) +} + +func X__builtin_memcmp(t *TLS, s1, s2 uintptr, n types.Size_t) int32 { + if __ccgo_strace { + trc("t=%v s2=%v n=%v, (%v:)", t, s2, n, origin(2)) + } + return Xmemcmp(t, s1, s2, n) +} + +func X__builtin_nan(t *TLS, s uintptr) float64 { + if __ccgo_strace { + trc("t=%v s=%v, (%v:)", t, s, origin(2)) + } + return math.NaN() +} + +func X__builtin_nanf(t *TLS, s uintptr) float32 { + if __ccgo_strace { + trc("t=%v s=%v, (%v:)", t, s, origin(2)) + } + return float32(math.NaN()) +} + +func X__builtin_nanl(t *TLS, s uintptr) float64 { + if __ccgo_strace { + trc("t=%v s=%v, (%v:)", t, s, origin(2)) + } + return math.NaN() +} + +func X__builtin_prefetch(t *TLS, addr, args uintptr) { + if __ccgo_strace { + trc("t=%v args=%v, (%v:)", t, args, origin(2)) + } +} + +func X__builtin_printf(t *TLS, s, args uintptr) int32 { + if __ccgo_strace { + trc("t=%v args=%v, (%v:)", t, args, origin(2)) + } + return Xprintf(t, s, args) +} + +func X__builtin_strchr(t *TLS, s uintptr, c int32) uintptr { + if __ccgo_strace { + trc("t=%v s=%v c=%v, (%v:)", t, s, c, origin(2)) + } + return Xstrchr(t, s, c) +} + +func X__builtin_strcmp(t *TLS, s1, s2 uintptr) int32 { + if __ccgo_strace { + trc("t=%v s2=%v, (%v:)", t, s2, origin(2)) + } + return Xstrcmp(t, s1, s2) +} + +func X__builtin_strcpy(t *TLS, dest, src uintptr) uintptr { + if __ccgo_strace { + trc("t=%v src=%v, (%v:)", t, src, origin(2)) + } + return Xstrcpy(t, dest, src) +} + +func X__builtin_strlen(t *TLS, s uintptr) types.Size_t { + if __ccgo_strace { + trc("t=%v s=%v, (%v:)", t, s, origin(2)) + } + return Xstrlen(t, s) +} + +func X__builtin_trap(t *TLS) { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + Xabort(t) +} + +func X__isnan(t *TLS, arg float64) int32 { + if __ccgo_strace { + trc("t=%v arg=%v, (%v:)", t, arg, origin(2)) + } + return X__builtin_isnan(t, arg) +} + +func X__isnanf(t *TLS, arg float32) int32 { + if __ccgo_strace { + trc("t=%v arg=%v, (%v:)", t, arg, origin(2)) + } + return Xisnanf(t, arg) +} + +func X__isnanl(t *TLS, arg float64) int32 { + if __ccgo_strace { + trc("t=%v arg=%v, (%v:)", t, arg, origin(2)) + } + return Xisnanl(t, arg) +} + +func Xvfprintf(t *TLS, stream, format, ap uintptr) int32 { + if __ccgo_strace { + trc("t=%v ap=%v, (%v:)", t, ap, origin(2)) + } + return Xfprintf(t, stream, format, ap) +} + +// int __builtin_popcount (unsigned int x) +func X__builtin_popcount(t *TLS, x uint32) int32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return int32(mbits.OnesCount32(x)) +} + +// int __builtin_popcountl (unsigned long x) +func X__builtin_popcountl(t *TLS, x ulong) int32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return int32(mbits.OnesCount64(uint64(x))) +} + +// char * __builtin___strcpy_chk (char *dest, const char *src, size_t os); +func X__builtin___strcpy_chk(t *TLS, dest, src uintptr, os types.Size_t) uintptr { + if __ccgo_strace { + trc("t=%v src=%v os=%v, (%v:)", t, src, os, origin(2)) + } + return Xstrcpy(t, dest, src) +} + +func X__builtin_mmap(t *TLS, addr uintptr, length types.Size_t, prot, flags, fd int32, offset types.Off_t) uintptr { + if __ccgo_strace { + trc("t=%v addr=%v length=%v fd=%v offset=%v, (%v:)", t, addr, length, fd, offset, origin(2)) + } + return Xmmap(t, addr, length, prot, flags, fd, offset) +} + +// uint16_t __builtin_bswap16 (uint32_t x) +func X__builtin_bswap16(t *TLS, x uint16) uint16 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return x<<8 | + x>>8 +} + +// uint32_t __builtin_bswap32 (uint32_t x) +func X__builtin_bswap32(t *TLS, x uint32) uint32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return x<<24 | + x&0xff00<<8 | + x&0xff0000>>8 | + x>>24 +} + +// uint64_t __builtin_bswap64 (uint64_t x) +func X__builtin_bswap64(t *TLS, x uint64) uint64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return x<<56 | + x&0xff00<<40 | + x&0xff0000<<24 | + x&0xff000000<<8 | + x&0xff00000000>>8 | + x&0xff0000000000>>24 | + x&0xff000000000000>>40 | + x>>56 +} + +// bool __builtin_add_overflow (type1 a, type2 b, type3 *res) +func X__builtin_add_overflowInt64(t *TLS, a, b int64, res uintptr) int32 { + if __ccgo_strace { + trc("t=%v b=%v res=%v, (%v:)", t, b, res, origin(2)) + } + r, ovf := mathutil.AddOverflowInt64(a, b) + *(*int64)(unsafe.Pointer(res)) = r + return Bool32(ovf) +} + +// bool __builtin_add_overflow (type1 a, type2 b, type3 *res) +func X__builtin_add_overflowUint32(t *TLS, a, b uint32, res uintptr) int32 { + if __ccgo_strace { + trc("t=%v b=%v res=%v, (%v:)", t, b, res, origin(2)) + } + r := a + b + *(*uint32)(unsafe.Pointer(res)) = r + return Bool32(r < a) +} + +// bool __builtin_add_overflow (type1 a, type2 b, type3 *res) +func X__builtin_add_overflowUint64(t *TLS, a, b uint64, res uintptr) int32 { + if __ccgo_strace { + trc("t=%v b=%v res=%v, (%v:)", t, b, res, origin(2)) + } + r := a + b + *(*uint64)(unsafe.Pointer(res)) = r + return Bool32(r < a) +} + +// bool __builtin_sub_overflow (type1 a, type2 b, type3 *res) +func X__builtin_sub_overflowInt64(t *TLS, a, b int64, res uintptr) int32 { + if __ccgo_strace { + trc("t=%v b=%v res=%v, (%v:)", t, b, res, origin(2)) + } + r, ovf := mathutil.SubOverflowInt64(a, b) + *(*int64)(unsafe.Pointer(res)) = r + return Bool32(ovf) +} + +// bool __builtin_mul_overflow (type1 a, type2 b, type3 *res) +func X__builtin_mul_overflowInt64(t *TLS, a, b int64, res uintptr) int32 { + if __ccgo_strace { + trc("t=%v b=%v res=%v, (%v:)", t, b, res, origin(2)) + } + r, ovf := mathutil.MulOverflowInt64(a, b) + *(*int64)(unsafe.Pointer(res)) = r + return Bool32(ovf) +} + +// bool __builtin_mul_overflow (type1 a, type2 b, type3 *res) +func X__builtin_mul_overflowUint64(t *TLS, a, b uint64, res uintptr) int32 { + if __ccgo_strace { + trc("t=%v b=%v res=%v, (%v:)", t, b, res, origin(2)) + } + hi, lo := mbits.Mul64(a, b) + *(*uint64)(unsafe.Pointer(res)) = lo + return Bool32(hi != 0) +} + +// bool __builtin_mul_overflow (type1 a, type2 b, type3 *res) +func X__builtin_mul_overflowUint128(t *TLS, a, b Uint128, res uintptr) int32 { + if __ccgo_strace { + trc("t=%v b=%v res=%v, (%v:)", t, b, res, origin(2)) + } + r, ovf := a.mulOvf(b) + *(*Uint128)(unsafe.Pointer(res)) = r + return Bool32(ovf) +} + +func X__builtin_unreachable(t *TLS) { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + fmt.Fprintf(os.Stderr, "unrechable\n") + os.Stderr.Sync() + Xexit(t, 1) +} + +func X__builtin_snprintf(t *TLS, str uintptr, size types.Size_t, format, args uintptr) int32 { + if __ccgo_strace { + trc("t=%v str=%v size=%v args=%v, (%v:)", t, str, size, args, origin(2)) + } + return Xsnprintf(t, str, size, format, args) +} + +func X__builtin_sprintf(t *TLS, str, format, args uintptr) (r int32) { + if __ccgo_strace { + trc("t=%v args=%v, (%v:)", t, args, origin(2)) + defer func() { trc("-> %v", r) }() + } + return Xsprintf(t, str, format, args) +} + +func X__builtin_memcpy(t *TLS, dest, src uintptr, n types.Size_t) (r uintptr) { + if __ccgo_strace { + trc("t=%v src=%v n=%v, (%v:)", t, src, n, origin(2)) + defer func() { trc("-> %v", r) }() + } + return Xmemcpy(t, dest, src, n) +} + +// void * __builtin___memcpy_chk (void *dest, const void *src, size_t n, size_t os); +func X__builtin___memcpy_chk(t *TLS, dest, src uintptr, n, os types.Size_t) (r uintptr) { + if __ccgo_strace { + trc("t=%v src=%v os=%v, (%v:)", t, src, os, origin(2)) + defer func() { trc("-> %v", r) }() + } + if os != ^types.Size_t(0) && n < os { + Xabort(t) + } + + return Xmemcpy(t, dest, src, n) +} + +func X__builtin_memset(t *TLS, s uintptr, c int32, n types.Size_t) uintptr { + if __ccgo_strace { + trc("t=%v s=%v c=%v n=%v, (%v:)", t, s, c, n, origin(2)) + } + return Xmemset(t, s, c, n) +} + +// void * __builtin___memset_chk (void *s, int c, size_t n, size_t os); +func X__builtin___memset_chk(t *TLS, s uintptr, c int32, n, os types.Size_t) uintptr { + if __ccgo_strace { + trc("t=%v s=%v c=%v os=%v, (%v:)", t, s, c, os, origin(2)) + } + if os < n { + Xabort(t) + } + + return Xmemset(t, s, c, n) +} + +// size_t __builtin_object_size (const void * ptr, int type) +func X__builtin_object_size(t *TLS, p uintptr, typ int32) types.Size_t { + if __ccgo_strace { + trc("t=%v p=%v typ=%v, (%v:)", t, p, typ, origin(2)) + } + return ^types.Size_t(0) //TODO frontend magic +} + +var atomicLoadStore16 sync.Mutex + +func AtomicStoreNUint8(ptr uintptr, val uint8, memorder int32) { + a_store_8(ptr, val) +} + +func AtomicStoreNUint16(ptr uintptr, val uint16, memorder int32) { + a_store_16(ptr, val) +} + +// int sprintf(char *str, const char *format, ...); +func Xsprintf(t *TLS, str, format, args uintptr) (r int32) { + if __ccgo_strace { + trc("t=%v args=%v, (%v:)", t, args, origin(2)) + defer func() { trc("-> %v", r) }() + } + b := printf(format, args) + r = int32(len(b)) + copy((*RawMem)(unsafe.Pointer(str))[:r:r], b) + *(*byte)(unsafe.Pointer(str + uintptr(r))) = 0 + return int32(len(b)) +} + +// int __builtin___sprintf_chk (char *s, int flag, size_t os, const char *fmt, ...); +func X__builtin___sprintf_chk(t *TLS, s uintptr, flag int32, os types.Size_t, format, args uintptr) (r int32) { + if __ccgo_strace { + trc("t=%v s=%v flag=%v os=%v args=%v, (%v:)", t, s, flag, os, args, origin(2)) + defer func() { trc("-> %v", r) }() + } + return Xsprintf(t, s, format, args) +} + +// void qsort(void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void *)); +func Xqsort(t *TLS, base uintptr, nmemb, size types.Size_t, compar uintptr) { + if __ccgo_strace { + trc("t=%v base=%v size=%v compar=%v, (%v:)", t, base, size, compar, origin(2)) + } + sort.Sort(&sorter{ + len: int(nmemb), + base: base, + sz: uintptr(size), + f: (*struct { + f func(*TLS, uintptr, uintptr) int32 + })(unsafe.Pointer(&struct{ uintptr }{compar})).f, + t: t, + }) +} + +// void __assert_fail(const char * assertion, const char * file, unsigned int line, const char * function); +func X__assert_fail(t *TLS, assertion, file uintptr, line uint32, function uintptr) { + if __ccgo_strace { + trc("t=%v file=%v line=%v function=%v, (%v:)", t, file, line, function, origin(2)) + } + fmt.Fprintf(os.Stderr, "assertion failure: %s:%d.%s: %s\n", GoString(file), line, GoString(function), GoString(assertion)) + if memgrind { + fmt.Fprintf(os.Stderr, "%s\n", debug.Stack()) + } + os.Stderr.Sync() + Xexit(t, 1) +} + +// int vprintf(const char *format, va_list ap); + +func Xvprintf(t *TLS, s, ap uintptr) int32 { + if __ccgo_strace { + trc("t=%v ap=%v, (%v:)", t, ap, origin(2)) + } + return Xprintf(t, s, ap) +} + +// int vsprintf(char *str, const char *format, va_list ap); +func Xvsprintf(t *TLS, str, format, va uintptr) int32 { + if __ccgo_strace { + trc("t=%v va=%v, (%v:)", t, va, origin(2)) + } + return Xsprintf(t, str, format, va) +} + +// int vsnprintf(char *str, size_t size, const char *format, va_list ap); +func Xvsnprintf(t *TLS, str uintptr, size types.Size_t, format, va uintptr) int32 { + if __ccgo_strace { + trc("t=%v str=%v size=%v va=%v, (%v:)", t, str, size, va, origin(2)) + } + return Xsnprintf(t, str, size, format, va) +} + +func X__builtin_vsnprintf(t *TLS, str uintptr, size types.Size_t, format, va uintptr) int32 { + if __ccgo_strace { + trc("t=%v str=%v size=%v va=%v, (%v:)", t, str, size, va, origin(2)) + } + return Xvsnprintf(t, str, size, format, va) +} + +// int obstack_vprintf (struct obstack *obstack, const char *template, va_list ap) +func Xobstack_vprintf(t *TLS, obstack, template, va uintptr) int32 { + if __ccgo_strace { + trc("t=%v va=%v, (%v:)", t, va, origin(2)) + } + panic(todo("")) +} + +// extern void _obstack_newchunk(struct obstack *, int); +func X_obstack_newchunk(t *TLS, obstack uintptr, length int32) int32 { + if __ccgo_strace { + trc("t=%v obstack=%v length=%v, (%v:)", t, obstack, length, origin(2)) + } + panic(todo("")) +} + +// int _obstack_begin (struct obstack *h, _OBSTACK_SIZE_T size, _OBSTACK_SIZE_T alignment, void *(*chunkfun) (size_t), void (*freefun) (void *)) +func X_obstack_begin(t *TLS, obstack uintptr, size, alignment int32, chunkfun, freefun uintptr) int32 { + if __ccgo_strace { + trc("t=%v obstack=%v alignment=%v freefun=%v, (%v:)", t, obstack, alignment, freefun, origin(2)) + } + panic(todo("")) +} + +// void obstack_free (struct obstack *h, void *obj) +func Xobstack_free(t *TLS, obstack, obj uintptr) { + if __ccgo_strace { + trc("t=%v obj=%v, (%v:)", t, obj, origin(2)) + } + panic(todo("")) +} + +// unsigned int sleep(unsigned int seconds); +func Xsleep(t *TLS, seconds uint32) uint32 { + if __ccgo_strace { + trc("t=%v seconds=%v, (%v:)", t, seconds, origin(2)) + } + gotime.Sleep(gotime.Second * gotime.Duration(seconds)) + return 0 +} + +// size_t strcspn(const char *s, const char *reject); +func Xstrcspn(t *TLS, s, reject uintptr) (r types.Size_t) { + if __ccgo_strace { + trc("t=%v reject=%v, (%v:)", t, reject, origin(2)) + defer func() { trc("-> %v", r) }() + } + bits := newBits(256) + for { + c := *(*byte)(unsafe.Pointer(reject)) + if c == 0 { + break + } + + reject++ + bits.set(int(c)) + } + for { + c := *(*byte)(unsafe.Pointer(s)) + if c == 0 || bits.has(int(c)) { + return r + } + + s++ + r++ + } +} + +// int printf(const char *format, ...); +func Xprintf(t *TLS, format, args uintptr) int32 { + if __ccgo_strace { + trc("t=%v args=%v, (%v:)", t, args, origin(2)) + } + n, _ := write(printf(format, args)) + return int32(n) +} + +// int snprintf(char *str, size_t size, const char *format, ...); +func Xsnprintf(t *TLS, str uintptr, size types.Size_t, format, args uintptr) (r int32) { + if __ccgo_strace { + trc("t=%v str=%v size=%v args=%v, (%v:)", t, str, size, args, origin(2)) + defer func() { trc("-> %v", r) }() + } + if format == 0 { + return 0 + } + + b := printf(format, args) + r = int32(len(b)) + if size == 0 { + return r + } + + if len(b)+1 > int(size) { + b = b[:size-1] + } + n := len(b) + copy((*RawMem)(unsafe.Pointer(str))[:n:n], b) + *(*byte)(unsafe.Pointer(str + uintptr(n))) = 0 + return r +} + +// int __builtin___snprintf_chk(char * str, size_t maxlen, int flag, size_t os, const char * format, ...); +func X__builtin___snprintf_chk(t *TLS, str uintptr, maxlen types.Size_t, flag int32, os types.Size_t, format, args uintptr) (r int32) { + if __ccgo_strace { + trc("t=%v str=%v maxlen=%v flag=%v os=%v args=%v, (%v:)", t, str, maxlen, flag, os, args, origin(2)) + defer func() { trc("-> %v", r) }() + } + if os != ^types.Size_t(0) && maxlen > os { + Xabort(t) + } + + return Xsnprintf(t, str, maxlen, format, args) +} + +// int __builtin___vsnprintf_chk (char *s, size_t maxlen, int flag, size_t os, const char *fmt, va_list ap); +func X__builtin___vsnprintf_chk(t *TLS, str uintptr, maxlen types.Size_t, flag int32, os types.Size_t, format, args uintptr) (r int32) { + if __ccgo_strace { + trc("t=%v str=%v maxlen=%v flag=%v os=%v args=%v, (%v:)", t, str, maxlen, flag, os, args, origin(2)) + defer func() { trc("-> %v", r) }() + } + if os != ^types.Size_t(0) && maxlen > os { + Xabort(t) + } + + return Xsnprintf(t, str, maxlen, format, args) +} + +// int abs(int j); +func Xabs(t *TLS, j int32) int32 { + if __ccgo_strace { + trc("t=%v j=%v, (%v:)", t, j, origin(2)) + } + if j >= 0 { + return j + } + + return -j +} + +// long abs(long j); +func Xlabs(t *TLS, j long) long { + if __ccgo_strace { + trc("t=%v j=%v, (%v:)", t, j, origin(2)) + } + if j >= 0 { + return j + } + + return -j +} + +func Xllabs(tls *TLS, a int64) int64 { + if __ccgo_strace { + trc("tls=%v a=%v, (%v:)", tls, a, origin(2)) + } + if a >= int64(0) { + return a + } + + return -a +} + +func X__builtin_isnan(t *TLS, x float64) int32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return Bool32(math.IsNaN(x)) +} + +func X__builtin_llabs(tls *TLS, a int64) int64 { + if __ccgo_strace { + trc("tls=%v a=%v, (%v:)", tls, a, origin(2)) + } + return Xllabs(tls, a) +} + +func Xacos(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Acos(x) +} + +func Xacosf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Acos(float64(x))) +} + +func Xacosh(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Acosh(x) +} + +func Xacoshf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Acosh(float64(x))) +} + +func Xasin(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Asin(x) +} + +func Xasinf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Asin(float64(x))) +} + +func Xasinh(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Asinh(x) +} + +func Xasinhf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Asinh(float64(x))) +} + +func Xatan(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Atan(x) +} + +func Xatanf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Atan(float64(x))) +} + +func Xatan2(t *TLS, x, y float64) float64 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + return math.Atan2(x, y) +} + +func Xatan2f(t *TLS, x, y float32) float32 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + return float32(math.Atan2(float64(x), float64(y))) +} + +func Xatanh(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Atanh(x) +} + +func Xatanhf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Atanh(float64(x))) +} + +func Xceil(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Ceil(x) +} + +func Xceilf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Ceil(float64(x))) +} + +func Xcopysign(t *TLS, x, y float64) float64 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + return math.Copysign(x, y) +} + +func Xcopysignf(t *TLS, x, y float32) float32 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + return float32(math.Copysign(float64(x), float64(y))) +} + +func Xcos(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Cos(x) +} + +func Xcosf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Cos(float64(x))) +} + +func Xcosh(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Cosh(x) +} + +func Xcoshf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Cosh(float64(x))) +} + +func Xexp(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Exp(x) +} + +func Xexpf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Exp(float64(x))) +} + +func Xfabs(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Abs(x) +} + +func Xfabsf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Abs(float64(x))) +} + +func Xfloor(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Floor(x) +} + +func Xfloorf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Floor(float64(x))) +} + +func Xfmod(t *TLS, x, y float64) float64 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + return math.Mod(x, y) +} + +func Xfmodf(t *TLS, x, y float32) float32 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + return float32(math.Mod(float64(x), float64(y))) +} + +func X__builtin_hypot(t *TLS, x float64, y float64) (r float64) { + return Xhypot(t, x, y) +} + +func Xhypot(t *TLS, x, y float64) float64 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + return math.Hypot(x, y) +} + +func Xhypotf(t *TLS, x, y float32) float32 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + return float32(math.Hypot(float64(x), float64(y))) +} + +func Xisnan(t *TLS, x float64) int32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return X__builtin_isnan(t, x) +} + +func Xisnanf(t *TLS, x float32) int32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return Bool32(math.IsNaN(float64(x))) +} + +func Xisnanl(t *TLS, x float64) int32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return Bool32(math.IsNaN(x)) +} // ccgo has to handle long double as double as Go does not support long double. + +func Xldexp(t *TLS, x float64, exp int32) float64 { + if __ccgo_strace { + trc("t=%v x=%v exp=%v, (%v:)", t, x, exp, origin(2)) + } + return math.Ldexp(x, int(exp)) +} + +func Xlog(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Log(x) +} + +func Xlogf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Log(float64(x))) +} + +func Xlog10(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Log10(x) +} + +func Xlog10f(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Log10(float64(x))) +} + +func X__builtin_log2(t *TLS, x float64) float64 { + return Xlog2(t, x) +} + +func Xlog2(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Log2(x) +} + +func Xlog2f(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Log2(float64(x))) +} + +func Xround(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Round(x) +} + +func Xroundf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Round(float64(x))) +} + +func X__builtin_round(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Round(x) +} + +func X__builtin_roundf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Round(float64(x))) +} + +func Xsin(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Sin(x) +} + +func Xsinf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Sin(float64(x))) +} + +func Xsinh(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Sinh(x) +} + +func Xsinhf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Sinh(float64(x))) +} + +func Xsqrt(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Sqrt(x) +} + +func Xsqrtf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Sqrt(float64(x))) +} + +func Xtan(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Tan(x) +} + +func Xtanf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Tan(float64(x))) +} + +func Xtanh(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Tanh(x) +} + +func Xtanhf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Tanh(float64(x))) +} + +func Xtrunc(t *TLS, x float64) float64 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return math.Trunc(x) +} + +func Xtruncf(t *TLS, x float32) float32 { + if __ccgo_strace { + trc("t=%v x=%v, (%v:)", t, x, origin(2)) + } + return float32(math.Trunc(float64(x))) +} + +var nextRand = uint64(1) + +// int rand(void); +func Xrand(t *TLS) int32 { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + nextRand = nextRand*1103515245 + 12345 + return int32(uint32(nextRand / (math.MaxUint32 + 1) % math.MaxInt32)) +} + +func Xpow(t *TLS, x, y float64) float64 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + r := math.Pow(x, y) + if x > 0 && r == 1 && y >= -1.0000000000000000715e-18 && y < -1e-30 { + r = 0.9999999999999999 + } + return r +} + +func Xpowf(t *TLS, x, y float32) float32 { + if __ccgo_strace { + trc("t=%v y=%v, (%v:)", t, y, origin(2)) + } + return float32(math.Pow(float64(x), float64(y))) +} + +func Xfrexp(t *TLS, x float64, exp uintptr) float64 { + if __ccgo_strace { + trc("t=%v x=%v exp=%v, (%v:)", t, x, exp, origin(2)) + } + f, e := math.Frexp(x) + *(*int32)(unsafe.Pointer(exp)) = int32(e) + return f +} + +func Xfrexpf(t *TLS, x float32, exp uintptr) float32 { + if __ccgo_strace { + trc("t=%v x=%v exp=%v, (%v:)", t, x, exp, origin(2)) + } + f, e := math.Frexp(float64(x)) + *(*int32)(unsafe.Pointer(exp)) = int32(e) + return float32(f) +} + +func Xmodf(t *TLS, x float64, iptr uintptr) float64 { + if __ccgo_strace { + trc("t=%v x=%v iptr=%v, (%v:)", t, x, iptr, origin(2)) + } + i, f := math.Modf(x) + *(*float64)(unsafe.Pointer(iptr)) = i + return f +} + +func Xmodff(t *TLS, x float32, iptr uintptr) float32 { + if __ccgo_strace { + trc("t=%v x=%v iptr=%v, (%v:)", t, x, iptr, origin(2)) + } + i, f := math.Modf(float64(x)) + *(*float32)(unsafe.Pointer(iptr)) = float32(i) + return float32(f) +} + +// char *strncpy(char *dest, const char *src, size_t n) +func Xstrncpy(t *TLS, dest, src uintptr, n types.Size_t) (r uintptr) { + if __ccgo_strace { + trc("t=%v src=%v n=%v, (%v:)", t, src, n, origin(2)) + defer func() { trc("-> %v", r) }() + } + r = dest + for c := *(*int8)(unsafe.Pointer(src)); c != 0 && n > 0; n-- { + *(*int8)(unsafe.Pointer(dest)) = c + dest++ + src++ + c = *(*int8)(unsafe.Pointer(src)) + } + for ; uintptr(n) > 0; n-- { + *(*int8)(unsafe.Pointer(dest)) = 0 + dest++ + } + return r +} + +// char * __builtin___strncpy_chk (char *dest, const char *src, size_t n, size_t os); +func X__builtin___strncpy_chk(t *TLS, dest, src uintptr, n, os types.Size_t) (r uintptr) { + if __ccgo_strace { + trc("t=%v src=%v os=%v, (%v:)", t, src, os, origin(2)) + defer func() { trc("-> %v", r) }() + } + if n != ^types.Size_t(0) && os < n { + Xabort(t) + } + + return Xstrncpy(t, dest, src, n) +} + +// int strcmp(const char *s1, const char *s2) +func Xstrcmp(t *TLS, s1, s2 uintptr) int32 { + if __ccgo_strace { + trc("t=%v s2=%v, (%v:)", t, s2, origin(2)) + } + for { + ch1 := *(*byte)(unsafe.Pointer(s1)) + s1++ + ch2 := *(*byte)(unsafe.Pointer(s2)) + s2++ + if ch1 != ch2 || ch1 == 0 || ch2 == 0 { + return int32(ch1) - int32(ch2) + } + } +} + +// size_t strlen(const char *s) +func Xstrlen(t *TLS, s uintptr) (r types.Size_t) { + if __ccgo_strace { + trc("t=%v s=%v, (%v:)", t, s, origin(2)) + defer func() { trc("-> %v", r) }() + } + if s == 0 { + return 0 + } + + for ; *(*int8)(unsafe.Pointer(s)) != 0; s++ { + r++ + } + return r +} + +// char *strcat(char *dest, const char *src) +func Xstrcat(t *TLS, dest, src uintptr) (r uintptr) { + if __ccgo_strace { + trc("t=%v src=%v, (%v:)", t, src, origin(2)) + defer func() { trc("-> %v", r) }() + } + r = dest + for *(*int8)(unsafe.Pointer(dest)) != 0 { + dest++ + } + for { + c := *(*int8)(unsafe.Pointer(src)) + src++ + *(*int8)(unsafe.Pointer(dest)) = c + dest++ + if c == 0 { + return r + } + } +} + +// char * __builtin___strcat_chk (char *dest, const char *src, size_t os); +func X__builtin___strcat_chk(t *TLS, dest, src uintptr, os types.Size_t) (r uintptr) { + if __ccgo_strace { + trc("t=%v src=%v os=%v, (%v:)", t, src, os, origin(2)) + defer func() { trc("-> %v", r) }() + } + return Xstrcat(t, dest, src) +} + +// int strncmp(const char *s1, const char *s2, size_t n) +func Xstrncmp(t *TLS, s1, s2 uintptr, n types.Size_t) int32 { + if __ccgo_strace { + trc("t=%v s2=%v n=%v, (%v:)", t, s2, n, origin(2)) + } + var ch1, ch2 byte + for ; n != 0; n-- { + ch1 = *(*byte)(unsafe.Pointer(s1)) + s1++ + ch2 = *(*byte)(unsafe.Pointer(s2)) + s2++ + if ch1 != ch2 { + return int32(ch1) - int32(ch2) + } + + if ch1 == 0 { + return 0 + } + } + return 0 +} + +// char *strcpy(char *dest, const char *src) +func Xstrcpy(t *TLS, dest, src uintptr) (r uintptr) { + if __ccgo_strace { + trc("t=%v src=%v, (%v:)", t, src, origin(2)) + defer func() { trc("-> %v", r) }() + } + r = dest + // src0 := src + for ; ; dest++ { + c := *(*int8)(unsafe.Pointer(src)) + src++ + *(*int8)(unsafe.Pointer(dest)) = c + if c == 0 { + return r + } + } +} + +// char *strchr(const char *s, int c) +func Xstrchr(t *TLS, s uintptr, c int32) uintptr { + if __ccgo_strace { + trc("t=%v s=%v c=%v, (%v:)", t, s, c, origin(2)) + } + for { + ch2 := *(*byte)(unsafe.Pointer(s)) + if ch2 == byte(c) { + return s + } + + if ch2 == 0 { + return 0 + } + + s++ + } +} + +// char *strrchr(const char *s, int c) +func Xstrrchr(t *TLS, s uintptr, c int32) (r uintptr) { + if __ccgo_strace { + trc("t=%v s=%v c=%v, (%v:)", t, s, c, origin(2)) + defer func() { trc("-> %v", r) }() + } + for { + ch2 := *(*byte)(unsafe.Pointer(s)) + if ch2 == 0 { + return r + } + + if ch2 == byte(c) { + r = s + } + s++ + } +} + +// void *memset(void *s, int c, size_t n) +func Xmemset(t *TLS, dest uintptr, c int32, n types.Size_t) uintptr { + if __ccgo_strace { + trc("t=%v s=%v c=%v n=%v, (%v:)", t, dest, c, n, origin(2)) + } + var c8 uint8 + var c32 uint32 + var c64 uint64 + var k types.Size_t + var s uintptr + + s = dest + /* Fill head and tail with minimal branching. Each + * conditional ensures that all the subsequently used + * offsets are well-defined and in the dest region. */ + if n == 0 { + return dest + } + c8 = uint8(c) + *(*uint8)(unsafe.Pointer(s)) = c8 + *(*uint8)(unsafe.Pointer(s + uintptr(n-1))) = c8 + if n <= types.Size_t(2) { + return dest + } + *(*uint8)(unsafe.Pointer(s + 1)) = c8 + *(*uint8)(unsafe.Pointer(s + 2)) = c8 + *(*uint8)(unsafe.Pointer(s + uintptr(n-2))) = c8 + *(*uint8)(unsafe.Pointer(s + uintptr(n-3))) = c8 + if n <= types.Size_t(6) { + return dest + } + *(*uint8)(unsafe.Pointer(s + 3)) = c8 + *(*uint8)(unsafe.Pointer(s + uintptr(n-4))) = c8 + if n <= types.Size_t(8) { + return dest + } + /* Advance pointer to align it at a 4-byte boundary, + * and truncate n to a multiple of 4. The previous code + * already took care of any head/tail that get cut off + * by the alignment. */ + k = -types.Size_t(s) & types.Size_t(3) + s += uintptr(k) + n -= k + n &= types.Size_t(-Int32FromInt32(4)) + c32 = uint32(0x01010101) * uint32(c8) + /* In preparation to copy 32 bytes at a time, aligned on + * an 8-byte bounary, fill head/tail up to 28 bytes each. + * As in the initial byte-based head/tail fill, each + * conditional below ensures that the subsequent offsets + * are valid (e.g. !(n<=24) implies n>=28). */ + *(*uint32)(unsafe.Pointer(s + uintptr(0))) = c32 + *(*uint32)(unsafe.Pointer(s + uintptr(n-4))) = c32 + if n <= types.Size_t(8) { + return dest + } + c64 = uint64(c32) | (uint64(c32) << 32) + *(*uint64)(unsafe.Pointer(s + uintptr(4))) = c64 + *(*uint64)(unsafe.Pointer(s + uintptr(n-12))) = c64 + if n <= types.Size_t(24) { + return dest + } + *(*uint64)(unsafe.Pointer(s + uintptr(12))) = c64 + *(*uint64)(unsafe.Pointer(s + uintptr(20))) = c64 + *(*uint64)(unsafe.Pointer(s + uintptr(n-28))) = c64 + *(*uint64)(unsafe.Pointer(s + uintptr(n-20))) = c64 + /* Align to a multiple of 8 so we can fill 64 bits at a time, + * and avoid writing the same bytes twice as much as is + * practical without introducing additional branching. */ + k = types.Size_t(24) + types.Size_t(s)&types.Size_t(4) + s += uintptr(k) + n -= k + /* If this loop is reached, 28 tail bytes have already been + * filled, so any remainder when n drops below 32 can be + * safely ignored. */ + for { + if !(n >= types.Size_t(32)) { + break + } + *(*uint64)(unsafe.Pointer(s + uintptr(0))) = c64 + *(*uint64)(unsafe.Pointer(s + uintptr(8))) = c64 + *(*uint64)(unsafe.Pointer(s + uintptr(16))) = c64 + *(*uint64)(unsafe.Pointer(s + uintptr(24))) = c64 + n -= types.Size_t(32) + s += uintptr(32) + } + return dest +} + +// void *memcpy(void *dest, const void *src, size_t n); +func Xmemcpy(t *TLS, dest, src uintptr, n types.Size_t) (r uintptr) { + if __ccgo_strace { + trc("t=%v src=%v n=%v, (%v:)", t, src, n, origin(2)) + defer func() { trc("-> %v", r) }() + } + if n != 0 { + copy((*RawMem)(unsafe.Pointer(dest))[:n:n], (*RawMem)(unsafe.Pointer(src))[:n:n]) + } + return dest +} + +// int memcmp(const void *s1, const void *s2, size_t n); +func Xmemcmp(t *TLS, s1, s2 uintptr, n types.Size_t) int32 { + if __ccgo_strace { + trc("t=%v s2=%v n=%v, (%v:)", t, s2, n, origin(2)) + } + for ; n != 0; n-- { + c1 := *(*byte)(unsafe.Pointer(s1)) + s1++ + c2 := *(*byte)(unsafe.Pointer(s2)) + s2++ + if c1 < c2 { + return -1 + } + + if c1 > c2 { + return 1 + } + } + return 0 +} + +// void *memchr(const void *s, int c, size_t n); +func Xmemchr(t *TLS, s uintptr, c int32, n types.Size_t) uintptr { + if __ccgo_strace { + trc("t=%v s=%v c=%v n=%v, (%v:)", t, s, c, n, origin(2)) + } + for ; n != 0; n-- { + if *(*byte)(unsafe.Pointer(s)) == byte(c) { + return s + } + + s++ + } + return 0 +} + +// void *memmove(void *dest, const void *src, size_t n); +func Xmemmove(t *TLS, dest, src uintptr, n types.Size_t) uintptr { + if __ccgo_strace { + trc("t=%v src=%v n=%v, (%v:)", t, src, n, origin(2)) + } + if n == 0 { + return dest + } + + copy((*RawMem)(unsafe.Pointer(uintptr(dest)))[:n:n], (*RawMem)(unsafe.Pointer(uintptr(src)))[:n:n]) + return dest +} + +// void * __builtin___memmove_chk (void *dest, const void *src, size_t n, size_t os); +func X__builtin___memmove_chk(t *TLS, dest, src uintptr, n, os types.Size_t) uintptr { + if __ccgo_strace { + trc("t=%v src=%v os=%v, (%v:)", t, src, os, origin(2)) + } + if os != ^types.Size_t(0) && os < n { + Xabort(t) + } + + return Xmemmove(t, dest, src, n) +} + +// char *getenv(const char *name); +func Xgetenv(t *TLS, name uintptr) uintptr { + if __ccgo_strace { + trc("t=%v name=%v, (%v:)", t, name, origin(2)) + } + return getenv(Environ(), GoString(name)) +} + +func getenv(p uintptr, nm string) uintptr { + for ; ; p += uintptrSize { + q := *(*uintptr)(unsafe.Pointer(p)) + if q == 0 { + return 0 + } + + s := GoString(q) + a := strings.SplitN(s, "=", 2) + if len(a) != 2 { + panic(todo("%q %q %q", nm, s, a)) + } + + if a[0] == nm { + return q + uintptr(len(nm)) + 1 + } + } +} + +// char *strstr(const char *haystack, const char *needle); +func Xstrstr(t *TLS, haystack, needle uintptr) uintptr { + if __ccgo_strace { + trc("t=%v needle=%v, (%v:)", t, needle, origin(2)) + } + hs := GoString(haystack) + nd := GoString(needle) + if i := strings.Index(hs, nd); i >= 0 { + r := haystack + uintptr(i) + return r + } + + return 0 +} + +// int putc(int c, FILE *stream); +func Xputc(t *TLS, c int32, fp uintptr) int32 { + if __ccgo_strace { + trc("t=%v c=%v fp=%v, (%v:)", t, c, fp, origin(2)) + } + return Xfputc(t, c, fp) +} + +// int atoi(const char *nptr); +func Xatoi(t *TLS, nptr uintptr) int32 { + if __ccgo_strace { + trc("t=%v nptr=%v, (%v:)", t, nptr, origin(2)) + } + + _, neg, _, n, _ := strToUint64(t, nptr, 10) + switch { + case neg: + return int32(-n) + default: + return int32(n) + } +} + +// double atof(const char *nptr); +func Xatof(t *TLS, nptr uintptr) float64 { + if __ccgo_strace { + trc("t=%v nptr=%v, (%v:)", t, nptr, origin(2)) + } + n, _ := strToFloatt64(t, nptr, 64) + // if dmesgs { + // dmesg("%v: %q: %v", origin(1), GoString(nptr), n) + // } + return n +} + +// int tolower(int c); +func Xtolower(t *TLS, c int32) int32 { + if __ccgo_strace { + trc("t=%v c=%v, (%v:)", t, c, origin(2)) + } + if c >= 'A' && c <= 'Z' { + return c + ('a' - 'A') + } + + return c +} + +// int toupper(int c); +func Xtoupper(t *TLS, c int32) int32 { + if __ccgo_strace { + trc("t=%v c=%v, (%v:)", t, c, origin(2)) + } + if c >= 'a' && c <= 'z' { + return c - ('a' - 'A') + } + + return c +} + +// int isatty(int fd); +func Xisatty(t *TLS, fd int32) int32 { + if __ccgo_strace { + trc("t=%v fd=%v, (%v:)", t, fd, origin(2)) + } + return Bool32(isatty.IsTerminal(uintptr(fd))) +} + +// long atol(const char *nptr); +func Xatol(t *TLS, nptr uintptr) long { + if __ccgo_strace { + trc("t=%v nptr=%v, (%v:)", t, nptr, origin(2)) + } + _, neg, _, n, _ := strToUint64(t, nptr, 10) + switch { + case neg: + return long(-n) + default: + return long(n) + } +} + +func getLocalLocation() (loc *gotime.Location) { + loc = gotime.Local + if r := getenv(Environ(), "TZ"); r != 0 { + zname := GoString(r) + zone, off := parseZone(zname) + loc = gotime.FixedZone(zone, -off) + loc2, _ := gotime.LoadLocation(zname) + if loc2 != nil { + loc = loc2 + } + } + return loc + +} + +// time_t mktime(struct tm *tm); +func Xmktime(t *TLS, ptm uintptr) time.Time_t { + if __ccgo_strace { + trc("t=%v ptm=%v, (%v:)", t, ptm, origin(2)) + } + loc := getLocalLocation() + tt := gotime.Date( + int((*time.Tm)(unsafe.Pointer(ptm)).Ftm_year+1900), + gotime.Month((*time.Tm)(unsafe.Pointer(ptm)).Ftm_mon+1), + int((*time.Tm)(unsafe.Pointer(ptm)).Ftm_mday), + int((*time.Tm)(unsafe.Pointer(ptm)).Ftm_hour), + int((*time.Tm)(unsafe.Pointer(ptm)).Ftm_min), + int((*time.Tm)(unsafe.Pointer(ptm)).Ftm_sec), + 0, + loc, + ) + (*time.Tm)(unsafe.Pointer(ptm)).Ftm_wday = int32(tt.Weekday()) + (*time.Tm)(unsafe.Pointer(ptm)).Ftm_yday = int32(tt.YearDay() - 1) + return time.Time_t(tt.Unix()) +} + +// char *strpbrk(const char *s, const char *accept); +func Xstrpbrk(t *TLS, s, accept uintptr) uintptr { + if __ccgo_strace { + trc("t=%v accept=%v, (%v:)", t, accept, origin(2)) + } + bits := newBits(256) + for { + b := *(*byte)(unsafe.Pointer(accept)) + if b == 0 { + break + } + + bits.set(int(b)) + accept++ + } + for { + b := *(*byte)(unsafe.Pointer(s)) + if b == 0 { + return 0 + } + + if bits.has(int(b)) { + return s + } + + s++ + } +} + +// int strcasecmp(const char *s1, const char *s2); +func Xstrcasecmp(t *TLS, s1, s2 uintptr) int32 { + if __ccgo_strace { + trc("t=%v s2=%v, (%v:)", t, s2, origin(2)) + } + for { + ch1 := *(*byte)(unsafe.Pointer(s1)) + if ch1 >= 'a' && ch1 <= 'z' { + ch1 = ch1 - ('a' - 'A') + } + s1++ + ch2 := *(*byte)(unsafe.Pointer(s2)) + if ch2 >= 'a' && ch2 <= 'z' { + ch2 = ch2 - ('a' - 'A') + } + s2++ + if ch1 != ch2 || ch1 == 0 || ch2 == 0 { + r := int32(ch1) - int32(ch2) + return r + } + } +} + +func Xntohs(t *TLS, netshort uint16) uint16 { + if __ccgo_strace { + trc("t=%v netshort=%v, (%v:)", t, netshort, origin(2)) + } + return uint16((*[2]byte)(unsafe.Pointer(&netshort))[0])<<8 | uint16((*[2]byte)(unsafe.Pointer(&netshort))[1]) +} + +// uint16_t htons(uint16_t hostshort); +func Xhtons(t *TLS, hostshort uint16) uint16 { + if __ccgo_strace { + trc("t=%v hostshort=%v, (%v:)", t, hostshort, origin(2)) + } + var a [2]byte + a[0] = byte(hostshort >> 8) + a[1] = byte(hostshort) + return *(*uint16)(unsafe.Pointer(&a)) +} + +// uint32_t htonl(uint32_t hostlong); +func Xhtonl(t *TLS, hostlong uint32) uint32 { + if __ccgo_strace { + trc("t=%v hostlong=%v, (%v:)", t, hostlong, origin(2)) + } + var a [4]byte + a[0] = byte(hostlong >> 24) + a[1] = byte(hostlong >> 16) + a[2] = byte(hostlong >> 8) + a[3] = byte(hostlong) + return *(*uint32)(unsafe.Pointer(&a)) +} + +// FILE *fopen(const char *pathname, const char *mode); +func Xfopen(t *TLS, pathname, mode uintptr) uintptr { + if __ccgo_strace { + trc("t=%v mode=%v, (%v:)", t, mode, origin(2)) + } + return Xfopen64(t, pathname, mode) //TODO 32 bit +} + +func Dmesg(s string, args ...interface{}) { + if dmesgs { + dmesg(s, args...) + } +} + +// void sqlite3_log(int iErrCode, const char *zFormat, ...); +func X__ccgo_sqlite3_log(t *TLS, iErrCode int32, zFormat uintptr, args uintptr) { + if __ccgo_strace { + trc("t=%v iErrCode=%v zFormat=%v args=%v, (%v:)", t, iErrCode, zFormat, args, origin(2)) + } + // if dmesgs { + // dmesg("%v: iErrCode: %v, msg: %s\n%s", origin(1), iErrCode, printf(zFormat, args), debug.Stack()) + // } +} + +// int _IO_putc(int __c, _IO_FILE *__fp); +func X_IO_putc(t *TLS, c int32, fp uintptr) int32 { + if __ccgo_strace { + trc("t=%v c=%v fp=%v, (%v:)", t, c, fp, origin(2)) + } + return Xputc(t, c, fp) +} + +// int atexit(void (*function)(void)); +func Xatexit(t *TLS, function uintptr) int32 { + if __ccgo_strace { + trc("t=%v function=%v, (%v:)", t, function, origin(2)) + } + AtExit(func() { + (*struct{ f func(*TLS) })(unsafe.Pointer(&struct{ uintptr }{function})).f(t) + }) + return 0 +} + +// int vasprintf(char **strp, const char *fmt, va_list ap); +func Xvasprintf(t *TLS, strp, fmt, ap uintptr) int32 { + if __ccgo_strace { + trc("t=%v ap=%v, (%v:)", t, ap, origin(2)) + } + panic(todo("")) +} + +func AtomicLoadInt32(addr *int32) (val int32) { return atomic.LoadInt32(addr) } +func AtomicLoadInt64(addr *int64) (val int64) { return atomic.LoadInt64(addr) } +func AtomicLoadUint32(addr *uint32) (val uint32) { return atomic.LoadUint32(addr) } +func AtomicLoadUint64(addr *uint64) (val uint64) { return atomic.LoadUint64(addr) } +func AtomicLoadUintptr(addr *uintptr) (val uintptr) { return atomic.LoadUintptr(addr) } + +func AtomicLoadFloat32(addr *float32) (val float32) { + return math.Float32frombits(atomic.LoadUint32((*uint32)(unsafe.Pointer(addr)))) +} + +func AtomicLoadFloat64(addr *float64) (val float64) { + return math.Float64frombits(atomic.LoadUint64((*uint64)(unsafe.Pointer(addr)))) +} + +func AtomicLoadPInt32(addr uintptr) (val int32) { + return atomic.LoadInt32((*int32)(unsafe.Pointer(addr))) +} + +func AtomicLoadPInt64(addr uintptr) (val int64) { + return atomic.LoadInt64((*int64)(unsafe.Pointer(addr))) +} + +func AtomicLoadPUint32(addr uintptr) (val uint32) { + return atomic.LoadUint32((*uint32)(unsafe.Pointer(addr))) +} + +func AtomicLoadPUint64(addr uintptr) (val uint64) { + return atomic.LoadUint64((*uint64)(unsafe.Pointer(addr))) +} + +func AtomicLoadPUintptr(addr uintptr) (val uintptr) { + return atomic.LoadUintptr((*uintptr)(unsafe.Pointer(addr))) +} + +func AtomicLoadPFloat32(addr uintptr) (val float32) { + return math.Float32frombits(atomic.LoadUint32((*uint32)(unsafe.Pointer(addr)))) +} + +func AtomicLoadPFloat64(addr uintptr) (val float64) { + return math.Float64frombits(atomic.LoadUint64((*uint64)(unsafe.Pointer(addr)))) +} + +func AtomicStoreInt32(addr *int32, val int32) { atomic.StoreInt32(addr, val) } +func AtomicStoreInt64(addr *int64, val int64) { atomic.StoreInt64(addr, val) } +func AtomicStoreUint32(addr *uint32, val uint32) { atomic.StoreUint32(addr, val) } +func AtomicStoreUint64(addr *uint64, val uint64) { atomic.StoreUint64(addr, val) } +func AtomicStoreUintptr(addr *uintptr, val uintptr) { atomic.StoreUintptr(addr, val) } + +func AtomicStoreFloat32(addr *float32, val float32) { + atomic.StoreUint32((*uint32)(unsafe.Pointer(addr)), math.Float32bits(val)) +} + +func AtomicStoreFloat64(addr *float64, val float64) { + atomic.StoreUint64((*uint64)(unsafe.Pointer(addr)), math.Float64bits(val)) +} + +func AtomicStorePInt32(addr uintptr, val int32) { + atomic.StoreInt32((*int32)(unsafe.Pointer(addr)), val) +} + +func AtomicStorePInt64(addr uintptr, val int64) { + atomic.StoreInt64((*int64)(unsafe.Pointer(addr)), val) +} + +func AtomicStorePUint32(addr uintptr, val uint32) { + atomic.StoreUint32((*uint32)(unsafe.Pointer(addr)), val) +} + +func AtomicStorePUint64(addr uintptr, val uint64) { + atomic.StoreUint64((*uint64)(unsafe.Pointer(addr)), val) +} + +func AtomicStorePUintptr(addr uintptr, val uintptr) { + atomic.StoreUintptr((*uintptr)(unsafe.Pointer(addr)), val) +} + +func AtomicStorePFloat32(addr uintptr, val float32) { + atomic.StoreUint32((*uint32)(unsafe.Pointer(addr)), math.Float32bits(val)) +} + +func AtomicStorePFloat64(addr uintptr, val float64) { + atomic.StoreUint64((*uint64)(unsafe.Pointer(addr)), math.Float64bits(val)) +} + +func AtomicAddInt32(addr *int32, delta int32) (new int32) { return atomic.AddInt32(addr, delta) } +func AtomicAddInt64(addr *int64, delta int64) (new int64) { return atomic.AddInt64(addr, delta) } +func AtomicAddUint32(addr *uint32, delta uint32) (new uint32) { return atomic.AddUint32(addr, delta) } +func AtomicAddUint64(addr *uint64, delta uint64) (new uint64) { return atomic.AddUint64(addr, delta) } + +func AtomicAddUintptr(addr *uintptr, delta uintptr) (new uintptr) { + return atomic.AddUintptr(addr, delta) + +} + +func AtomicAddFloat32(addr *float32, delta float32) (new float32) { + v := AtomicLoadFloat32(addr) + delta + AtomicStoreFloat32(addr, v) + return v +} + +func AtomicAddFloat64(addr *float64, delta float64) (new float64) { + v := AtomicLoadFloat64(addr) + delta + AtomicStoreFloat64(addr, v) + return v +} + +// size_t mbstowcs(wchar_t *dest, const char *src, size_t n); +func Xmbstowcs(t *TLS, dest, src uintptr, n types.Size_t) types.Size_t { + if __ccgo_strace { + trc("t=%v src=%v n=%v, (%v:)", t, src, n, origin(2)) + } + panic(todo("")) +} + +// int mbtowc(wchar_t *pwc, const char *s, size_t n); +func Xmbtowc(t *TLS, pwc, s uintptr, n types.Size_t) int32 { + if __ccgo_strace { + trc("t=%v s=%v n=%v, (%v:)", t, s, n, origin(2)) + } + panic(todo("")) +} + +// size_t __ctype_get_mb_cur_max(void); +func X__ctype_get_mb_cur_max(t *TLS) types.Size_t { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + panic(todo("")) +} + +// int wctomb(char *s, wchar_t wc); +func Xwctomb(t *TLS, s uintptr, wc wchar_t) int32 { + if __ccgo_strace { + trc("t=%v s=%v wc=%v, (%v:)", t, s, wc, origin(2)) + } + panic(todo("")) +} + +// int mblen(const char *s, size_t n); +func Xmblen(t *TLS, s uintptr, n types.Size_t) int32 { + if __ccgo_strace { + trc("t=%v s=%v n=%v, (%v:)", t, s, n, origin(2)) + } + panic(todo("")) +} + +// ssize_t readv(int fd, const struct iovec *iov, int iovcnt); +func Xreadv(t *TLS, fd int32, iov uintptr, iovcnt int32) types.Ssize_t { + if __ccgo_strace { + trc("t=%v fd=%v iov=%v iovcnt=%v, (%v:)", t, fd, iov, iovcnt, origin(2)) + } + panic(todo("")) +} + +// int openpty(int *amaster, int *aslave, char *name, +// +// const struct termios *termp, +// const struct winsize *winp); +func Xopenpty(t *TLS, amaster, aslave, name, termp, winp uintptr) int32 { + if __ccgo_strace { + trc("t=%v winp=%v, (%v:)", t, winp, origin(2)) + } + panic(todo("")) +} + +// pid_t setsid(void); +func Xsetsid(t *TLS) types.Pid_t { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + panic(todo("")) +} + +// int pselect(int nfds, fd_set *readfds, fd_set *writefds, +// +// fd_set *exceptfds, const struct timespec *timeout, +// const sigset_t *sigmask); +func Xpselect(t *TLS, nfds int32, readfds, writefds, exceptfds, timeout, sigmask uintptr) int32 { + if __ccgo_strace { + trc("t=%v nfds=%v sigmask=%v, (%v:)", t, nfds, sigmask, origin(2)) + } + panic(todo("")) +} + +// int kill(pid_t pid, int sig); +func Xkill(t *TLS, pid types.Pid_t, sig int32) int32 { + if __ccgo_strace { + trc("t=%v pid=%v sig=%v, (%v:)", t, pid, sig, origin(2)) + } + panic(todo("")) +} + +// int tcsendbreak(int fd, int duration); +func Xtcsendbreak(t *TLS, fd, duration int32) int32 { + if __ccgo_strace { + trc("t=%v duration=%v, (%v:)", t, duration, origin(2)) + } + panic(todo("")) +} + +// int wcwidth(wchar_t c); +func Xwcwidth(t *TLS, c wchar_t) int32 { + if __ccgo_strace { + trc("t=%v c=%v, (%v:)", t, c, origin(2)) + } + panic(todo("")) +} + +// int clock_gettime(clockid_t clk_id, struct timespec *tp); +func Xclock_gettime(t *TLS, clk_id int32, tp uintptr) int32 { + if __ccgo_strace { + trc("t=%v clk_id=%v tp=%v, (%v:)", t, clk_id, tp, origin(2)) + } + panic(todo("")) +} + +// AtExit will attempt to run f at process exit. The execution cannot be +// guaranteed, neither its ordering with respect to any other handlers +// registered by AtExit. +func AtExit(f func()) { + atExitMu.Lock() + atExit = append(atExit, f) + atExitMu.Unlock() +} + +func X__ccgo_dmesg(t *TLS, fmt uintptr, va uintptr) { + if __ccgo_strace { + trc("t=%v fmt=%v va=%v, (%v:)", t, fmt, va, origin(2)) + } + if dmesgs { + dmesg("%s", printf(fmt, va)) + } +} + +// int getentropy(void *buffer, size_t length); +// +// The getentropy() function writes length bytes of high-quality random data +// to the buffer starting at the location pointed to by buffer. The maximum +// permitted value for the length argument is 256. +func Xgetentropy(t *TLS, buffer uintptr, length size_t) int32 { + if __ccgo_strace { + trc("t=%v buffer=%v length=%v, (%v:)", t, buffer, length, origin(2)) + } + const max = 256 + switch { + case length == 0: + return 0 + case buffer == 0: + t.setErrno(errno.EFAULT) + return -1 + case length > max: + t.setErrno(errno.EIO) + return -1 + } + + if _, err := crand.Read((*RawMem)(unsafe.Pointer(buffer))[:length]); err != nil { + t.setErrno(errno.EIO) + return -1 + } + + return 0 +} + +// void * reallocarray(void *ptr, size_t nmemb, size_t size); +func Xreallocarray(t *TLS, ptr uintptr, nmemb, size size_t) uintptr { + if __ccgo_strace { + trc("t=%v ptr=%v size=%v, (%v:)", t, ptr, size, origin(2)) + } + hi, lo := mathutil.MulUint128_64(uint64(nmemb), uint64(size)) + if hi != 0 || lo > uint64(unsafe.Sizeof(RawMem{})) { + t.setErrno(errno.ENOMEM) + return 0 + } + + return Xrealloc(t, ptr, size_t(lo)) +} + +// int setjmp(jmp_buf env); +func Xsetjmp(t *TLS, env uintptr) int32 { + if __ccgo_strace { + trc("t=%v env=%v, (%v:)", t, env, origin(2)) + } + return 0 //TODO +} + +// void longjmp(jmp_buf env, int val); +func Xlongjmp(t *TLS, env uintptr, val int32) { + if __ccgo_strace { + trc("t=%v env=%v val=%v, (%v:)", t, env, val, origin(2)) + } + panic(todo("")) +} + +// https://linux.die.net/man/3/_setjmp +// +// The _longjmp() and _setjmp() functions shall be equivalent to longjmp() and +// setjmp(), respectively, with the additional restriction that _longjmp() and +// _setjmp() shall not manipulate the signal mask. + +// int _setjmp(jmp_buf env); +func X_setjmp(t *TLS, env uintptr) int32 { + if __ccgo_strace { + trc("t=%v env=%v, (%v:)", t, env, origin(2)) + } + return 0 //TODO +} + +// void _longjmp(jmp_buf env, int val); +func X_longjmp(t *TLS, env uintptr, val int32) { + if __ccgo_strace { + trc("t=%v env=%v val=%v, (%v:)", t, env, val, origin(2)) + } + panic(todo("")) +} + +// unsigned __sync_add_and_fetch_uint32(*unsigned, unsigned) +func X__sync_add_and_fetch_uint32(t *TLS, p uintptr, v uint32) uint32 { + if __ccgo_strace { + trc("t=%v p=%v v=%v, (%v:)", t, p, v, origin(2)) + } + return atomic.AddUint32((*uint32)(unsafe.Pointer(p)), v) +} + +// unsigned __sync_sub_and_fetch_uint32(*unsigned, unsigned) +func X__sync_sub_and_fetch_uint32(t *TLS, p uintptr, v uint32) uint32 { + if __ccgo_strace { + trc("t=%v p=%v v=%v, (%v:)", t, p, v, origin(2)) + } + return atomic.AddUint32((*uint32)(unsafe.Pointer(p)), -v) +} + +// int sched_yield(void); +func Xsched_yield(t *TLS) { + if __ccgo_strace { + trc("t=%v, (%v:)", t, origin(2)) + } + runtime.Gosched() +} + +// int getc(FILE *stream); +func Xgetc(t *TLS, stream uintptr) int32 { + if __ccgo_strace { + trc("t=%v stream=%v, (%v:)", t, stream, origin(2)) + } + return Xfgetc(t, stream) +} + +// char *fgets(char *s, int size, FILE *stream); +func Xfgets(t *TLS, s uintptr, size int32, stream uintptr) uintptr { + if __ccgo_strace { + trc("t=%v s=%v size=%v stream=%v, (%v:)", t, s, size, stream, origin(2)) + } + var b []byte +out: + for ; size > 0; size-- { + switch c := Xfgetc(t, stream); c { + case '\n': + b = append(b, byte(c)) + break out + case stdio.EOF: + break out + default: + b = append(b, byte(c)) + } + } + if len(b) == 0 { + return 0 + } + + b = append(b, 0) + copy((*RawMem)(unsafe.Pointer(s))[:len(b):len(b)], b) + return s +} + +// void bzero(void *s, size_t n); +func Xbzero(t *TLS, s uintptr, n types.Size_t) { + if __ccgo_strace { + trc("t=%v s=%v n=%v, (%v:)", t, s, n, origin(2)) + } + b := (*RawMem)(unsafe.Pointer(s))[:n] + for i := range b { + b[i] = 0 + } +} + +// char *rindex(const char *s, int c); +func Xrindex(t *TLS, s uintptr, c int32) uintptr { + if __ccgo_strace { + trc("t=%v s=%v c=%v, (%v:)", t, s, c, origin(2)) + } + if s == 0 { + return 0 + } + + var r uintptr + for { + c2 := int32(*(*byte)(unsafe.Pointer(s))) + if c2 == c { + r = s + } + + if c2 == 0 { + return r + } + + s++ + } +} + +// int isascii(int c); +func Xisascii(t *TLS, c int32) int32 { + if __ccgo_strace { + trc("t=%v c=%v, (%v:)", t, c, origin(2)) + } + return Bool32(c >= 0 && c <= 0x7f) +} + +func X__builtin_isunordered(t *TLS, a, b float64) int32 { + if __ccgo_strace { + trc("t=%v b=%v, (%v:)", t, b, origin(2)) + } + return Bool32(math.IsNaN(a) || math.IsNaN(b)) +} + +func AtomicLoadNUint16(ptr uintptr, memorder int32) uint16 { + atomicLoadStore16.Lock() + r := *(*uint16)(unsafe.Pointer(ptr)) + atomicLoadStore16.Unlock() + return r +} + +func PreIncAtomicInt32P(p uintptr, d int32) int32 { + return atomic.AddInt32((*int32)(unsafe.Pointer(p)), d) +} + +func PreIncAtomicInt64P(p uintptr, d int64) int64 { + return atomic.AddInt64((*int64)(unsafe.Pointer(p)), d) +} + +func PreIncAtomicUint32P(p uintptr, d uint32) uint32 { + return atomic.AddUint32((*uint32)(unsafe.Pointer(p)), d) +} + +func PreIncAtomicUint64P(p uintptr, d uint64) uint64 { + return atomic.AddUint64((*uint64)(unsafe.Pointer(p)), d) +} + +func PreInrAtomicUintptrP(p uintptr, d uintptr) uintptr { + return atomic.AddUintptr((*uintptr)(unsafe.Pointer(p)), d) +} + +func X__builtin_ffs(tls *TLS, i int32) (r int32) { + if __ccgo_strace { + trc("tls=%v i=%v, (%v:)", tls, i, origin(2)) + defer func() { trc("-> %v", r) }() + } + return Xffs(tls, i) +} + +func Xffs(tls *TLS, i int32) (r int32) { + if __ccgo_strace { + trc("tls=%v i=%v, (%v:)", tls, i, origin(2)) + defer func() { trc("-> %v", r) }() + } + if i == 0 { + return 0 + } + + return int32(mbits.TrailingZeros32(uint32(i))) + 1 +} + +var _toint5 = Float32FromInt32(1) / Float32FromFloat32(1.1920928955078125e-07) + +func X__builtin_rintf(tls *TLS, x float32) (r float32) { + return Xrintf(tls, x) +} + +func Xrintf(tls *TLS, x float32) (r float32) { + if __ccgo_strace { + trc("tls=%v x=%v, (%v:)", tls, x, origin(2)) + defer func() { trc("-> %v", r) }() + } + bp := tls.Alloc(16) + defer tls.Free(16) + var e, s int32 + var y float32 + var v1 float32 + var _ /* u at bp+0 */ struct { + Fi [0]uint32 + Ff float32 + } + _, _, _, _ = e, s, y, v1 + *(*struct { + Fi [0]uint32 + Ff float32 + })(unsafe.Pointer(bp)) = struct { + Fi [0]uint32 + Ff float32 + }{} + *(*float32)(unsafe.Pointer(bp)) = x + e = int32(*(*uint32)(unsafe.Pointer(bp)) >> int32(23) & uint32(0xff)) + s = int32(*(*uint32)(unsafe.Pointer(bp)) >> int32(31)) + if e >= Int32FromInt32(0x7f)+Int32FromInt32(23) { + return x + } + if s != 0 { + y = x - _toint5 + _toint5 + } else { + y = x + _toint5 - _toint5 + } + if y == Float32FromInt32(0) { + if s != 0 { + v1 = -Float32FromFloat32(0) + } else { + v1 = Float32FromFloat32(0) + } + return v1 + } + return y +} + +func X__builtin_lrintf(tls *TLS, x float32) (r long) { + return Xlrintf(tls, x) +} + +func Xlrintf(tls *TLS, x float32) (r long) { + if __ccgo_strace { + trc("tls=%v x=%v, (%v:)", tls, x, origin(2)) + defer func() { trc("-> %v", r) }() + } + return long(Xrintf(tls, x)) +} + +func X__builtin_lrint(tls *TLS, x float64) (r long) { + return Xlrint(tls, x) +} + +func Xlrint(tls *TLS, x float64) (r long) { + if __ccgo_strace { + trc("tls=%v x=%v, (%v:)", tls, x, origin(2)) + defer func() { trc("-> %v", r) }() + } + return long(Xrint(tls, x)) +} |
