+++ /dev/null
---- a/arch/arm/atomic.h
-+++ b/arch/arm/atomic.h
-@@ -22,37 +22,150 @@ static inline int a_ctz_64(uint64_t x)
- return a_ctz_l(y);
- }
-
--#if ((__ARM_ARCH_6__ || __ARM_ARCH_6K__ || __ARM_ARCH_6ZK__) && !__thumb__) \
-- || __ARM_ARCH_7A__ || __ARM_ARCH_7R__ || __ARM_ARCH >= 7
--
- #if __ARM_ARCH_7A__ || __ARM_ARCH_7R__ || __ARM_ARCH >= 7
--#define MEM_BARRIER "dmb ish"
--#else
--#define MEM_BARRIER "mcr p15,0,r0,c7,c10,5"
--#endif
-
--static inline int __k_cas(int t, int s, volatile int *p)
-+static inline void a_barrier()
- {
-- int ret;
-- __asm__(
-- " " MEM_BARRIER "\n"
-+ __asm__ __volatile__("dmb ish");
-+}
-+
-+static inline int a_cas(volatile int *p, int t, int s)
-+{
-+ int old;
-+ __asm__ __volatile__(
-+ " dmb ish\n"
- "1: ldrex %0,%3\n"
-- " subs %0,%0,%1\n"
--#ifdef __thumb__
-- " itt eq\n"
--#endif
-- " strexeq %0,%2,%3\n"
-- " teqeq %0,#1\n"
-- " beq 1b\n"
-- " " MEM_BARRIER "\n"
-- : "=&r"(ret)
-+ " cmp %0,%1\n"
-+ " bne 1f\n"
-+ " strex %0,%2,%3\n"
-+ " cmp %0, #0\n"
-+ " bne 1b\n"
-+ " mov %0, %1\n"
-+ "1: dmb ish\n"
-+ : "=&r"(old)
- : "r"(t), "r"(s), "Q"(*p)
- : "memory", "cc" );
-- return ret;
-+ return old;
-+}
-+
-+static inline int a_swap(volatile int *x, int v)
-+{
-+ int old, tmp;
-+ __asm__ __volatile__(
-+ " dmb ish\n"
-+ "1: ldrex %0,%3\n"
-+ " strex %1,%2,%3\n"
-+ " cmp %1, #0\n"
-+ " bne 1b\n"
-+ " dmb ish\n"
-+ : "=&r"(old), "=&r"(tmp)
-+ : "r"(v), "Q"(*x)
-+ : "memory", "cc" );
-+ return old;
-+}
-+
-+static inline int a_fetch_add(volatile int *x, int v)
-+{
-+ int old, tmp;
-+ __asm__ __volatile__(
-+ " dmb ish\n"
-+ "1: ldrex %0,%3\n"
-+ " add %0,%0,%2\n"
-+ " strex %1,%0,%3\n"
-+ " cmp %1, #0\n"
-+ " bne 1b\n"
-+ " dmb ish\n"
-+ : "=&r"(old), "=&r"(tmp)
-+ : "r"(v), "Q"(*x)
-+ : "memory", "cc" );
-+ return old-v;
-+}
-+
-+static inline void a_inc(volatile int *x)
-+{
-+ int tmp, tmp2;
-+ __asm__ __volatile__(
-+ " dmb ish\n"
-+ "1: ldrex %0,%2\n"
-+ " add %0,%0,#1\n"
-+ " strex %1,%0,%2\n"
-+ " cmp %1, #0\n"
-+ " bne 1b\n"
-+ " dmb ish\n"
-+ : "=&r"(tmp), "=&r"(tmp2)
-+ : "Q"(*x)
-+ : "memory", "cc" );
-+}
-+
-+static inline void a_dec(volatile int *x)
-+{
-+ int tmp, tmp2;
-+ __asm__ __volatile__(
-+ " dmb ish\n"
-+ "1: ldrex %0,%2\n"
-+ " sub %0,%0,#1\n"
-+ " strex %1,%0,%2\n"
-+ " cmp %1, #0\n"
-+ " bne 1b\n"
-+ " dmb ish\n"
-+ : "=&r"(tmp), "=&r"(tmp2)
-+ : "Q"(*x)
-+ : "memory", "cc" );
-+}
-+
-+static inline void a_and(volatile int *x, int v)
-+{
-+ int tmp, tmp2;
-+ __asm__ __volatile__(
-+ " dmb ish\n"
-+ "1: ldrex %0,%3\n"
-+ " and %0,%0,%2\n"
-+ " strex %1,%0,%3\n"
-+ " cmp %1, #0\n"
-+ " bne 1b\n"
-+ " dmb ish\n"
-+ : "=&r"(tmp), "=&r"(tmp2)
-+ : "r"(v), "Q"(*x)
-+ : "memory", "cc" );
-+}
-+
-+static inline void a_or(volatile int *x, int v)
-+{
-+ int tmp, tmp2;
-+ __asm__ __volatile__(
-+ " dmb ish\n"
-+ "1: ldrex %0,%3\n"
-+ " orr %0,%0,%2\n"
-+ " strex %1,%0,%3\n"
-+ " cmp %1, #0\n"
-+ " bne 1b\n"
-+ " dmb ish\n"
-+ : "=&r"(tmp), "=&r"(tmp2)
-+ : "r"(v), "Q"(*x)
-+ : "memory", "cc" );
-+}
-+
-+static inline void a_store(volatile int *p, int x)
-+{
-+ __asm__ __volatile__(
-+ " dmb ish\n"
-+ " str %1,%0\n"
-+ " dmb ish\n"
-+ : "=m"(*p)
-+ : "r"(x)
-+ : "memory", "cc" );
- }
-+
- #else
--#define __k_cas ((int (*)(int, int, volatile int *))0xffff0fc0)
--#endif
-+
-+int __a_cas(int, int, volatile int *) __attribute__((__visibility__("hidden")));
-+#define __k_cas __a_cas
-+
-+static inline void a_barrier()
-+{
-+ __asm__ __volatile__("bl __a_barrier"
-+ : : : "memory", "cc", "ip", "lr" );
-+}
-
- static inline int a_cas(volatile int *p, int t, int s)
- {
-@@ -65,11 +178,6 @@ static inline int a_cas(volatile int *p,
- }
- }
-
--static inline void *a_cas_p(volatile void *p, void *t, void *s)
--{
-- return (void *)a_cas(p, (int)t, (int)s);
--}
--
- static inline int a_swap(volatile int *x, int v)
- {
- int old;
-@@ -98,19 +206,9 @@ static inline void a_dec(volatile int *x
-
- static inline void a_store(volatile int *p, int x)
- {
-- while (__k_cas(*p, x, p));
--}
--
--#define a_spin a_barrier
--
--static inline void a_barrier()
--{
-- __k_cas(0, 0, &(int){0});
--}
--
--static inline void a_crash()
--{
-- *(volatile char *)0=0;
-+ a_barrier();
-+ *p = x;
-+ a_barrier();
- }
-
- static inline void a_and(volatile int *p, int v)
-@@ -127,6 +225,20 @@ static inline void a_or(volatile int *p,
- while (__k_cas(old, old|v, p));
- }
-
-+#endif
-+
-+static inline void *a_cas_p(volatile void *p, void *t, void *s)
-+{
-+ return (void *)a_cas(p, (int)t, (int)s);
-+}
-+
-+#define a_spin a_barrier
-+
-+static inline void a_crash()
-+{
-+ *(volatile char *)0=0;
-+}
-+
- static inline void a_or_l(volatile void *p, long v)
- {
- a_or(p, v);
---- a/arch/arm/bits/alltypes.h.in
-+++ b/arch/arm/bits/alltypes.h.in
-@@ -8,7 +8,6 @@ TYPEDEF __builtin_va_list __isoc_va_list
- #ifndef __cplusplus
- TYPEDEF unsigned wchar_t;
- #endif
--TYPEDEF unsigned wint_t;
-
- TYPEDEF float float_t;
- TYPEDEF double double_t;
---- a/arch/arm/bits/syscall.h
-+++ b/arch/arm/bits/syscall.h
-@@ -339,7 +339,13 @@
- #define __NR_seccomp 383
- #define __NR_getrandom 384
- #define __NR_memfd_create 385
-+#define __NR_bpf 386
-
-+#define __ARM_NR_breakpoint 0x0f0001
-+#define __ARM_NR_cacheflush 0x0f0002
-+#define __ARM_NR_usr26 0x0f0003
-+#define __ARM_NR_usr32 0x0f0004
-+#define __ARM_NR_set_tls 0x0f0005
-
- /* Repeated with SYS_ prefix */
-
-@@ -684,3 +690,4 @@
- #define SYS_seccomp 383
- #define SYS_getrandom 384
- #define SYS_memfd_create 385
-+#define SYS_bpf 386
---- a/arch/arm/pthread_arch.h
-+++ b/arch/arm/pthread_arch.h
-@@ -10,9 +10,17 @@ static inline __attribute__((const)) pth
-
- #else
-
--typedef char *(*__ptr_func_t)(void) __attribute__((const));
--#define __pthread_self() \
-- ((pthread_t)(((__ptr_func_t)0xffff0fe0)()+8-sizeof(struct pthread)))
-+static inline __attribute__((const)) pthread_t __pthread_self()
-+{
-+#ifdef __clang__
-+ char *p;
-+ __asm__( "bl __a_gettp\n\tmov %0,r0" : "=r"(p) : : "cc", "r0", "lr" );
-+#else
-+ register char *p __asm__("r0");
-+ __asm__( "bl __a_gettp" : "=r"(p) : : "cc", "lr" );
-+#endif
-+ return (void *)(p+8-sizeof(struct pthread));
-+}
-
- #endif
-
---- /dev/null
-+++ b/arch/arm/src/__set_thread_area.c
-@@ -0,0 +1,49 @@
-+#include <stdint.h>
-+#include <elf.h>
-+#include "pthread_impl.h"
-+#include "libc.h"
-+
-+#define HWCAP_TLS (1 << 15)
-+
-+extern const unsigned char __attribute__((__visibility__("hidden")))
-+ __a_barrier_dummy[], __a_barrier_oldkuser[],
-+ __a_barrier_v6[], __a_barrier_v7[],
-+ __a_cas_dummy[], __a_cas_v6[], __a_cas_v7[],
-+ __a_gettp_dummy[];
-+
-+#define __a_barrier_kuser 0xffff0fa0
-+#define __a_cas_kuser 0xffff0fc0
-+#define __a_gettp_kuser 0xffff0fe0
-+
-+extern uintptr_t __attribute__((__visibility__("hidden")))
-+ __a_barrier_ptr, __a_cas_ptr, __a_gettp_ptr;
-+
-+#define SET(op,ver) (__a_##op##_ptr = \
-+ (uintptr_t)__a_##op##_##ver - (uintptr_t)__a_##op##_dummy)
-+
-+int __set_thread_area(void *p)
-+{
-+#if !__ARM_ARCH_7A__ && !__ARM_ARCH_7R__ && __ARM_ARCH < 7
-+ if (__hwcap & HWCAP_TLS) {
-+ size_t *aux;
-+ SET(cas, v7);
-+ SET(barrier, v7);
-+ for (aux=libc.auxv; *aux; aux+=2) {
-+ if (*aux != AT_PLATFORM) continue;
-+ const char *s = (void *)aux[1];
-+ if (s[0]!='v' || s[1]!='6' || s[2]-'0'<10u) break;
-+ SET(cas, v6);
-+ SET(barrier, v6);
-+ break;
-+ }
-+ } else {
-+ int ver = *(int *)0xffff0ffc;
-+ SET(gettp, kuser);
-+ SET(cas, kuser);
-+ SET(barrier, kuser);
-+ if (ver < 2) a_crash();
-+ if (ver < 3) SET(barrier, oldkuser);
-+ }
-+#endif
-+ return __syscall(0xf0005, p);
-+}
---- /dev/null
-+++ b/arch/arm/src/arm/atomics.s
-@@ -0,0 +1,116 @@
-+.text
-+
-+.global __a_barrier
-+.hidden __a_barrier
-+.type __a_barrier,%function
-+__a_barrier:
-+ ldr ip,1f
-+ ldr ip,[pc,ip]
-+ add pc,pc,ip
-+1: .word __a_barrier_ptr-1b
-+.global __a_barrier_dummy
-+.hidden __a_barrier_dummy
-+__a_barrier_dummy:
-+ tst lr,#1
-+ moveq pc,lr
-+ bx lr
-+.global __a_barrier_oldkuser
-+.hidden __a_barrier_oldkuser
-+__a_barrier_oldkuser:
-+ push {r0,r1,r2,r3,ip,lr}
-+ mov r1,r0
-+ mov r2,sp
-+ ldr ip,=0xffff0fc0
-+ mov lr,pc
-+ mov pc,ip
-+ pop {r0,r1,r2,r3,ip,lr}
-+ tst lr,#1
-+ moveq pc,lr
-+ bx lr
-+.global __a_barrier_v6
-+.hidden __a_barrier_v6
-+__a_barrier_v6:
-+ mcr p15,0,r0,c7,c10,5
-+ bx lr
-+.global __a_barrier_v7
-+.hidden __a_barrier_v7
-+__a_barrier_v7:
-+ .word 0xf57ff05b /* dmb ish */
-+ bx lr
-+
-+.global __a_cas
-+.hidden __a_cas
-+.type __a_cas,%function
-+__a_cas:
-+ ldr ip,1f
-+ ldr ip,[pc,ip]
-+ add pc,pc,ip
-+1: .word __a_cas_ptr-1b
-+.global __a_cas_dummy
-+.hidden __a_cas_dummy
-+__a_cas_dummy:
-+ mov r3,r0
-+ ldr r0,[r2]
-+ subs r0,r3,r0
-+ streq r1,[r2]
-+ tst lr,#1
-+ moveq pc,lr
-+ bx lr
-+.global __a_cas_v6
-+.hidden __a_cas_v6
-+__a_cas_v6:
-+ mov r3,r0
-+ mcr p15,0,r0,c7,c10,5
-+1: .word 0xe1920f9f /* ldrex r0,[r2] */
-+ subs r0,r3,r0
-+ .word 0x01820f91 /* strexeq r0,r1,[r2] */
-+ teqeq r0,#1
-+ beq 1b
-+ mcr p15,0,r0,c7,c10,5
-+ bx lr
-+.global __a_cas_v7
-+.hidden __a_cas_v7
-+__a_cas_v7:
-+ mov r3,r0
-+ .word 0xf57ff05b /* dmb ish */
-+1: .word 0xe1920f9f /* ldrex r0,[r2] */
-+ subs r0,r3,r0
-+ .word 0x01820f91 /* strexeq r0,r1,[r2] */
-+ teqeq r0,#1
-+ beq 1b
-+ .word 0xf57ff05b /* dmb ish */
-+ bx lr
-+
-+.global __aeabi_read_tp
-+.type __aeabi_read_tp,%function
-+__aeabi_read_tp:
-+
-+.global __a_gettp
-+.hidden __a_gettp
-+.type __a_gettp,%function
-+__a_gettp:
-+ ldr r0,1f
-+ ldr r0,[pc,r0]
-+ add pc,pc,r0
-+1: .word __a_gettp_ptr-1b
-+.global __a_gettp_dummy
-+.hidden __a_gettp_dummy
-+__a_gettp_dummy:
-+ mrc p15,0,r0,c13,c0,3
-+ bx lr
-+
-+.data
-+.global __a_barrier_ptr
-+.hidden __a_barrier_ptr
-+__a_barrier_ptr:
-+ .word 0
-+
-+.global __a_cas_ptr
-+.hidden __a_cas_ptr
-+__a_cas_ptr:
-+ .word 0
-+
-+.global __a_gettp_ptr
-+.hidden __a_gettp_ptr
-+__a_gettp_ptr:
-+ .word 0
---- a/arch/arm/syscall_arch.h
-+++ b/arch/arm/syscall_arch.h
-@@ -5,8 +5,6 @@
-
- long (__syscall)(long, ...);
-
--#ifndef __clang__
--
- #define __asm_syscall(...) do { \
- __asm__ __volatile__ ( "svc 0" \
- : "=r"(r0) : __VA_ARGS__ : "memory"); \
-@@ -54,41 +52,25 @@ static inline long __syscall4(long n, lo
- __asm_syscall("r"(r7), "0"(r0), "r"(r1), "r"(r2), "r"(r3));
- }
-
--#else
--
--static inline long __syscall0(long n)
--{
-- return (__syscall)(n);
--}
--
--static inline long __syscall1(long n, long a)
--{
-- return (__syscall)(n, a);
--}
--
--static inline long __syscall2(long n, long a, long b)
--{
-- return (__syscall)(n, a, b);
--}
--
--static inline long __syscall3(long n, long a, long b, long c)
--{
-- return (__syscall)(n, a, b, c);
--}
--
--static inline long __syscall4(long n, long a, long b, long c, long d)
--{
-- return (__syscall)(n, a, b, c, d);
--}
--
--#endif
--
- static inline long __syscall5(long n, long a, long b, long c, long d, long e)
- {
-- return (__syscall)(n, a, b, c, d, e);
-+ register long r7 __asm__("r7") = n;
-+ register long r0 __asm__("r0") = a;
-+ register long r1 __asm__("r1") = b;
-+ register long r2 __asm__("r2") = c;
-+ register long r3 __asm__("r3") = d;
-+ register long r4 __asm__("r4") = e;
-+ __asm_syscall("r"(r7), "0"(r0), "r"(r1), "r"(r2), "r"(r3), "r"(r4));
- }
-
- static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
- {
-- return (__syscall)(n, a, b, c, d, e, f);
-+ register long r7 __asm__("r7") = n;
-+ register long r0 __asm__("r0") = a;
-+ register long r1 __asm__("r1") = b;
-+ register long r2 __asm__("r2") = c;
-+ register long r3 __asm__("r3") = d;
-+ register long r4 __asm__("r4") = e;
-+ register long r5 __asm__("r5") = f;
-+ __asm_syscall("r"(r7), "0"(r0), "r"(r1), "r"(r2), "r"(r3), "r"(r4), "r"(r5));
- }
---- a/arch/i386/bits/alltypes.h.in
-+++ b/arch/i386/bits/alltypes.h.in
-@@ -17,7 +17,6 @@ TYPEDEF __WCHAR_TYPE__ wchar_t;
- TYPEDEF long wchar_t;
- #endif
- #endif
--TYPEDEF unsigned wint_t;
-
- #if defined(__FLT_EVAL_METHOD__) && __FLT_EVAL_METHOD__ == 0
- TYPEDEF float float_t;
---- a/arch/i386/bits/syscall.h
-+++ b/arch/i386/bits/syscall.h
-@@ -355,6 +355,7 @@
- #define __NR_seccomp 354
- #define __NR_getrandom 355
- #define __NR_memfd_create 356
-+#define __NR_bpf 357
-
-
- /* Repeated with SYS_ prefix */
-@@ -716,3 +717,4 @@
- #define SYS_seccomp 354
- #define SYS_getrandom 355
- #define SYS_memfd_create 356
-+#define SYS_bpf 357
---- a/arch/microblaze/bits/alltypes.h.in
-+++ b/arch/microblaze/bits/alltypes.h.in
-@@ -8,7 +8,6 @@ TYPEDEF __builtin_va_list __isoc_va_list
- #ifndef __cplusplus
- TYPEDEF int wchar_t;
- #endif
--TYPEDEF unsigned wint_t;
-
- TYPEDEF float float_t;
- TYPEDEF double double_t;
---- a/arch/microblaze/bits/syscall.h
-+++ b/arch/microblaze/bits/syscall.h
-@@ -381,6 +381,7 @@
- #define __NR_seccomp 384
- #define __NR_getrandom 385
- #define __NR_memfd_create 386
-+#define __NR_bpf 387
-
- /* Repeated with SYS_ prefix */
-
-@@ -768,3 +769,4 @@
- #define SYS_seccomp 384
- #define SYS_getrandom 385
- #define SYS_memfd_create 386
-+#define SYS_bpf 387
---- a/arch/microblaze/syscall_arch.h
-+++ b/arch/microblaze/syscall_arch.h
-@@ -100,39 +100,7 @@ static inline long __syscall6(long n, lo
-
- #else
-
--static inline long __syscall0(long n)
--{
-- return (__syscall)(n);
--}
--
--static inline long __syscall1(long n, long a)
--{
-- return (__syscall)(n, a);
--}
--
--static inline long __syscall2(long n, long a, long b)
--{
-- return (__syscall)(n, a, b);
--}
--
--static inline long __syscall3(long n, long a, long b, long c)
--{
-- return (__syscall)(n, a, b, c);
--}
--
--static inline long __syscall4(long n, long a, long b, long c, long d)
--{
-- return (__syscall)(n, a, b, c, d);
--}
--
--static inline long __syscall5(long n, long a, long b, long c, long d, long e)
--{
-- return (__syscall)(n, a, b, c, d, e);
--}
--
--static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
--{
-- return (__syscall)(n, a, b, c, d, e, f);
--}
-+#undef SYSCALL_NO_INLINE
-+#define SYSCALL_NO_INLINE
-
- #endif
---- a/arch/mips/bits/alltypes.h.in
-+++ b/arch/mips/bits/alltypes.h.in
-@@ -8,7 +8,6 @@ TYPEDEF __builtin_va_list __isoc_va_list
- #ifndef __cplusplus
- TYPEDEF int wchar_t;
- #endif
--TYPEDEF unsigned wint_t;
-
- TYPEDEF float float_t;
- TYPEDEF double double_t;
---- a/arch/mips/bits/syscall.h
-+++ b/arch/mips/bits/syscall.h
-@@ -352,6 +352,7 @@
- #define __NR_seccomp 4352
- #define __NR_getrandom 4353
- #define __NR_memfd_create 4354
-+#define __NR_bpf 4355
-
-
- /* Repeated with SYS_ prefix */
-@@ -709,3 +710,4 @@
- #define SYS_seccomp 4352
- #define SYS_getrandom 4353
- #define SYS_memfd_create 4354
-+#define SYS_bpf 4355
---- a/arch/or1k/bits/alltypes.h.in
-+++ b/arch/or1k/bits/alltypes.h.in
-@@ -8,7 +8,6 @@ TYPEDEF __builtin_va_list __isoc_va_list
- #ifndef __cplusplus
- TYPEDEF unsigned wchar_t;
- #endif
--TYPEDEF unsigned wint_t;
-
- TYPEDEF float float_t;
- TYPEDEF double double_t;
---- a/arch/or1k/bits/syscall.h
-+++ b/arch/or1k/bits/syscall.h
-@@ -263,6 +263,7 @@
- #define __NR_seccomp 277
- #define __NR_getrandom 278
- #define __NR_memfd_create 279
-+#define __NR_bpf 280
-
- #define SYS_io_setup __NR_io_setup
- #define SYS_io_destroy __NR_io_destroy
-@@ -529,3 +530,4 @@
- #define SYS_seccomp __NR_seccomp
- #define SYS_getrandom __NR_getrandom
- #define SYS_memfd_create __NR_memfd_create
-+#define SYS_bpf __NR_bpf
---- a/arch/or1k/syscall_arch.h
-+++ b/arch/or1k/syscall_arch.h
-@@ -1,7 +1,7 @@
- #define __SYSCALL_LL_E(x) \
- ((union { long long ll; long l[2]; }){ .ll = x }).l[0], \
- ((union { long long ll; long l[2]; }){ .ll = x }).l[1]
--#define __SYSCALL_LL_O(x) 0, __SYSCALL_LL_E((x))
-+#define __SYSCALL_LL_O(x) __SYSCALL_LL_E((x))
-
- #define SYSCALL_MMAP2_UNIT 8192ULL
-
-@@ -118,39 +118,7 @@ static inline long __syscall6(long n, lo
-
- #else
-
--static inline long __syscall0(long n)
--{
-- return (__syscall)(n);
--}
--
--static inline long __syscall1(long n, long a)
--{
-- return (__syscall)(n, a);
--}
--
--static inline long __syscall2(long n, long a, long b)
--{
-- return (__syscall)(n, a, b);
--}
--
--static inline long __syscall3(long n, long a, long b, long c)
--{
-- return (__syscall)(n, a, b, c);
--}
--
--static inline long __syscall4(long n, long a, long b, long c, long d)
--{
-- return (__syscall)(n, a, b, c, d);
--}
--
--static inline long __syscall5(long n, long a, long b, long c, long d, long e)
--{
-- return (__syscall)(n, a, b, c, d, e);
--}
--
--static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
--{
-- return (__syscall)(n, a, b, c, d, e, f);
--}
-+#undef SYSCALL_NO_INLINE
-+#define SYSCALL_NO_INLINE
-
- #endif
---- a/arch/powerpc/bits/alltypes.h.in
-+++ b/arch/powerpc/bits/alltypes.h.in
-@@ -8,7 +8,6 @@ TYPEDEF __builtin_va_list __isoc_va_list
- #ifndef __cplusplus
- TYPEDEF long wchar_t;
- #endif
--TYPEDEF unsigned wint_t;
-
- TYPEDEF float float_t;
- TYPEDEF double double_t;
---- a/arch/powerpc/bits/syscall.h
-+++ b/arch/powerpc/bits/syscall.h
-@@ -374,6 +374,7 @@
- #define __NR_seccomp 358
- #define __NR_getrandom 359
- #define __NR_memfd_create 360
-+#define __NR_bpf 361
-
- /*
- * repeated with SYS prefix
-@@ -754,3 +755,4 @@
- #define SYS_seccomp 358
- #define SYS_getrandom 359
- #define SYS_memfd_create 360
-+#define SYS_bpf 361
---- a/arch/powerpc/syscall_arch.h
-+++ b/arch/powerpc/syscall_arch.h
-@@ -3,39 +3,5 @@
- ((union { long long ll; long l[2]; }){ .ll = x }).l[1]
- #define __SYSCALL_LL_O(x) 0, __SYSCALL_LL_E((x))
-
--long (__syscall)(long, ...);
--
--static inline long __syscall0(long n)
--{
-- return (__syscall)(n, 0, 0, 0, 0, 0, 0);
--}
--
--static inline long __syscall1(long n, long a)
--{
-- return (__syscall)(n, a, 0, 0, 0, 0, 0);
--}
--
--static inline long __syscall2(long n, long a, long b)
--{
-- return (__syscall)(n, a, b, 0, 0, 0, 0);
--}
--
--static inline long __syscall3(long n, long a, long b, long c)
--{
-- return (__syscall)(n, a, b, c, 0, 0, 0);
--}
--
--static inline long __syscall4(long n, long a, long b, long c, long d)
--{
-- return (__syscall)(n, a, b, c, d, 0, 0);
--}
--
--static inline long __syscall5(long n, long a, long b, long c, long d, long e)
--{
-- return (__syscall)(n, a, b, c, d, e, 0);
--}
--
--static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
--{
-- return (__syscall)(n, a, b, c, d, e, f);
--}
-+#undef SYSCALL_NO_INLINE
-+#define SYSCALL_NO_INLINE
---- a/arch/sh/bits/alltypes.h.in
-+++ b/arch/sh/bits/alltypes.h.in
-@@ -8,7 +8,6 @@ TYPEDEF __builtin_va_list __isoc_va_list
- #ifndef __cplusplus
- TYPEDEF long wchar_t;
- #endif
--TYPEDEF unsigned wint_t;
-
- TYPEDEF float float_t;
- TYPEDEF double double_t;
---- a/arch/x32/bits/alltypes.h.in
-+++ b/arch/x32/bits/alltypes.h.in
-@@ -8,7 +8,6 @@ TYPEDEF __builtin_va_list __isoc_va_list
- #ifndef __cplusplus
- TYPEDEF long wchar_t;
- #endif
--TYPEDEF unsigned wint_t;
-
- #if defined(__FLT_EVAL_METHOD__) && __FLT_EVAL_METHOD__ == 2
- TYPEDEF long double float_t;
---- a/arch/x32/bits/syscall.h
-+++ b/arch/x32/bits/syscall.h
-@@ -277,6 +277,8 @@
- #define __NR_seccomp (__X32_SYSCALL_BIT + 317)
- #define __NR_getrandom (__X32_SYSCALL_BIT + 318)
- #define __NR_memfd_create (__X32_SYSCALL_BIT + 319)
-+#define __NR_kexec_file_load (__X32_SYSCALL_BIT + 320)
-+#define __NR_bpf (__X32_SYSCALL_BIT + 321)
-
- #define __NR_rt_sigaction (__X32_SYSCALL_BIT + 512)
- #define __NR_rt_sigreturn (__X32_SYSCALL_BIT + 513)
-@@ -604,6 +606,8 @@
- #define SYS_seccomp __NR_seccomp
- #define SYS_getrandom __NR_getrandom
- #define SYS_memfd_create __NR_memfd_create
-+#define SYS_kexec_file_load __NR_kexec_file_load
-+#define SYS_bpf __NR_bpf
-
- #define SYS_rt_sigaction __NR_rt_sigaction
- #define SYS_rt_sigreturn __NR_rt_sigreturn
---- a/arch/x86_64/bits/alltypes.h.in
-+++ b/arch/x86_64/bits/alltypes.h.in
-@@ -8,7 +8,6 @@ TYPEDEF __builtin_va_list __isoc_va_list
- #ifndef __cplusplus
- TYPEDEF int wchar_t;
- #endif
--TYPEDEF unsigned wint_t;
-
- #if defined(__FLT_EVAL_METHOD__) && __FLT_EVAL_METHOD__ == 2
- TYPEDEF long double float_t;
---- a/arch/x86_64/bits/syscall.h
-+++ b/arch/x86_64/bits/syscall.h
-@@ -318,6 +318,8 @@
- #define __NR_seccomp 317
- #define __NR_getrandom 318
- #define __NR_memfd_create 319
-+#define __NR_kexec_file_load 320
-+#define __NR_bpf 321
-
-
- #undef __NR_fstatat
-@@ -654,6 +656,8 @@
- #define SYS_seccomp 317
- #define SYS_getrandom 318
- #define SYS_memfd_create 319
-+#define SYS_kexec_file_load 320
-+#define SYS_bpf 321
-
- #undef SYS_fstatat
- #undef SYS_pread
---- a/include/alltypes.h.in
-+++ b/include/alltypes.h.in
-@@ -28,6 +28,7 @@ TYPEDEF _Int64 blkcnt_t;
- TYPEDEF unsigned _Int64 fsblkcnt_t;
- TYPEDEF unsigned _Int64 fsfilcnt_t;
-
-+TYPEDEF unsigned wint_t;
- TYPEDEF unsigned long wctype_t;
-
- TYPEDEF void * timer_t;
---- a/include/arpa/nameser.h
-+++ b/include/arpa/nameser.h
-@@ -1,6 +1,11 @@
- #ifndef _ARPA_NAMESER_H
- #define _ARPA_NAMESER_H
-
-+#ifdef __cplusplus
-+extern "C" {
-+#endif
-+
-+#include <stddef.h>
- #include <stdint.h>
-
- #define __NAMESER 19991006
-@@ -48,6 +53,8 @@ extern const struct _ns_flagdata _ns_fla
- #define ns_msg_end(handle) ((handle)._eom + 0)
- #define ns_msg_size(handle) ((handle)._eom - (handle)._msg)
- #define ns_msg_count(handle, section) ((handle)._counts[section] + 0)
-+#define ns_msg_getflag(handle, flag) \
-+ (((handle)._flags & _ns_flagdata[flag].mask) >> _ns_flagdata[flag].shift)
-
- typedef struct __ns_rr {
- char name[NS_MAXDNAME];
-@@ -296,43 +303,20 @@ typedef enum __ns_cert_types {
- #define NS_OPT_DNSSEC_OK 0x8000U
- #define NS_OPT_NSID 3
-
--#define NS_GET16(s, cp) do { \
-- register const unsigned char *t_cp = (const unsigned char *)(cp); \
-- (s) = ((uint16_t)t_cp[0] << 8) \
-- | ((uint16_t)t_cp[1]) \
-- ; \
-- (cp) += NS_INT16SZ; \
--} while (0)
--
--#define NS_GET32(l, cp) do { \
-- register const unsigned char *t_cp = (const unsigned char *)(cp); \
-- (l) = ((uint32_t)t_cp[0] << 24) \
-- | ((uint32_t)t_cp[1] << 16) \
-- | ((uint32_t)t_cp[2] << 8) \
-- | ((uint32_t)t_cp[3]) \
-- ; \
-- (cp) += NS_INT32SZ; \
--} while (0)
--
--#define NS_PUT16(s, cp) do { \
-- register uint16_t t_s = (uint16_t)(s); \
-- register unsigned char *t_cp = (unsigned char *)(cp); \
-- *t_cp++ = t_s >> 8; \
-- *t_cp = t_s; \
-- (cp) += NS_INT16SZ; \
--} while (0)
--
--#define NS_PUT32(l, cp) do { \
-- register uint32_t t_l = (uint32_t)(l); \
-- register unsigned char *t_cp = (unsigned char *)(cp); \
-- *t_cp++ = t_l >> 24; \
-- *t_cp++ = t_l >> 16; \
-- *t_cp++ = t_l >> 8; \
-- *t_cp = t_l; \
-- (cp) += NS_INT32SZ; \
--} while (0)
--
--
-+#define NS_GET16(s, cp) (void)((s) = ns_get16(((cp)+=2)-2))
-+#define NS_GET32(l, cp) (void)((l) = ns_get32(((cp)+=4)-4))
-+#define NS_PUT16(s, cp) ns_put16((s), ((cp)+=2)-2)
-+#define NS_PUT32(l, cp) ns_put32((l), ((cp)+=4)-4)
-+
-+unsigned ns_get16(const unsigned char *);
-+unsigned long ns_get32(const unsigned char *);
-+void ns_put16(unsigned, unsigned char *);
-+void ns_put32(unsigned long, unsigned char *);
-+
-+int ns_initparse(const unsigned char *, int, ns_msg *);
-+int ns_parserr(ns_msg *, ns_sect, int, ns_rr *);
-+int ns_skiprr(const unsigned char *, const unsigned char *, ns_sect, int);
-+int ns_name_uncompress(const unsigned char *, const unsigned char *, const unsigned char *, char *, size_t);
-
-
- #define __BIND 19950621
-@@ -464,4 +448,8 @@ typedef struct {
- #define PUTSHORT NS_PUT16
- #define PUTLONG NS_PUT32
-
-+#ifdef __cplusplus
-+}
-+#endif
-+
- #endif
---- a/include/complex.h
-+++ b/include/complex.h
-@@ -7,9 +7,9 @@ extern "C" {
-
- #define complex _Complex
- #ifdef __GNUC__
--#define _Complex_I (__extension__ 1.0fi)
-+#define _Complex_I (__extension__ (0.0f+1.0fi))
- #else
--#define _Complex_I 1.0fi
-+#define _Complex_I (0.0f+1.0fi)
- #endif
- #define I _Complex_I
-
-@@ -101,8 +101,9 @@ double creal(double complex);
- float crealf(float complex);
- long double creall(long double complex);
-
-+#ifndef __cplusplus
- #define __CIMAG(x, t) \
-- ((union { _Complex t __z; t __xy[2]; }){(_Complex t)(x)}.__xy[1])
-+ (+(union { _Complex t __z; t __xy[2]; }){(_Complex t)(x)}.__xy[1])
-
- #define creal(x) ((double)(x))
- #define crealf(x) ((float)(x))
-@@ -111,13 +112,20 @@ long double creall(long double complex);
- #define cimag(x) __CIMAG(x, double)
- #define cimagf(x) __CIMAG(x, float)
- #define cimagl(x) __CIMAG(x, long double)
-+#endif
-
--#define __CMPLX(x, y, t) \
-- ((union { _Complex t __z; t __xy[2]; }){.__xy = {(x),(y)}}.__z)
--
-+#if __STDC_VERSION__ >= 201112L
-+#if defined(_Imaginary_I)
-+#define __CMPLX(x, y, t) ((t)(x) + _Imaginary_I*(t)(y)))
-+#elif defined(__clang__)
-+#define __CMPLX(x, y, t) (+(_Complex t){ (t)(x), (t)(y) })
-+#else
-+#define __CMPLX(x, y, t) (__builtin_complex((t)(x), (t)(y)))
-+#endif
- #define CMPLX(x, y) __CMPLX(x, y, double)
- #define CMPLXF(x, y) __CMPLX(x, y, float)
- #define CMPLXL(x, y) __CMPLX(x, y, long double)
-+#endif
-
- #ifdef __cplusplus
- }
---- a/include/pthread.h
-+++ b/include/pthread.h
-@@ -84,7 +84,9 @@ __attribute__((const))
- pthread_t pthread_self(void);
-
- int pthread_equal(pthread_t, pthread_t);
-+#ifndef __cplusplus
- #define pthread_equal(x,y) ((x)==(y))
-+#endif
-
- int pthread_setcancelstate(int, int *);
- int pthread_setcanceltype(int, int *);
---- a/include/stdint.h
-+++ b/include/stdint.h
-@@ -47,8 +47,8 @@ typedef uint64_t uint_least64_t;
-
- #define UINT8_MAX (0xff)
- #define UINT16_MAX (0xffff)
--#define UINT32_MAX (0xffffffff)
--#define UINT64_MAX (0xffffffffffffffff)
-+#define UINT32_MAX (0xffffffffu)
-+#define UINT64_MAX (0xffffffffffffffffu)
-
- #define INT_FAST8_MIN INT8_MIN
- #define INT_FAST64_MIN INT64_MIN
-@@ -78,7 +78,7 @@ typedef uint64_t uint_least64_t;
- #define INTMAX_MAX INT64_MAX
- #define UINTMAX_MAX UINT64_MAX
-
--#define WINT_MIN 0
-+#define WINT_MIN 0U
- #define WINT_MAX UINT32_MAX
-
- #if L'\0'-1 > 0
---- a/include/sys/prctl.h
-+++ b/include/sys/prctl.h
-@@ -5,6 +5,8 @@
- extern "C" {
- #endif
-
-+#include <stdint.h>
-+
- #define PR_SET_PDEATHSIG 1
- #define PR_GET_PDEATHSIG 2
- #define PR_GET_DUMPABLE 3
-@@ -80,6 +82,25 @@ extern "C" {
- #define PR_SET_MM_ENV_END 11
- #define PR_SET_MM_AUXV 12
- #define PR_SET_MM_EXE_FILE 13
-+#define PR_SET_MM_MAP 14
-+#define PR_SET_MM_MAP_SIZE 15
-+
-+struct prctl_mm_map {
-+ uint64_t start_code;
-+ uint64_t end_code;
-+ uint64_t start_data;
-+ uint64_t end_data;
-+ uint64_t start_brk;
-+ uint64_t brk;
-+ uint64_t start_stack;
-+ uint64_t arg_start;
-+ uint64_t arg_end;
-+ uint64_t env_start;
-+ uint64_t env_end;
-+ uint64_t *auxv;
-+ uint32_t auxv_size;
-+ uint32_t exe_fd;
-+};
-
- #define PR_SET_PTRACER 0x59616d61
- #define PR_SET_PTRACER_ANY (-1UL)
---- a/include/threads.h
-+++ b/include/threads.h
-@@ -51,7 +51,9 @@ void thrd_yield(void);
-
- thrd_t thrd_current(void);
- int thrd_equal(thrd_t, thrd_t);
-+#ifndef __cplusplus
- #define thrd_equal(A, B) ((A) == (B))
-+#endif
-
- void call_once(once_flag *, void (*)(void));
-
---- a/include/utmp.h
-+++ b/include/utmp.h
-@@ -35,6 +35,8 @@ void setutent(void);
-
- void updwtmp(const char *, const struct utmp *);
-
-+int login_tty(int);
-+
- #define _PATH_UTMP "/dev/null/utmp"
- #define _PATH_WTMP "/dev/null/wtmp"
-
---- a/src/fcntl/open.c
-+++ b/src/fcntl/open.c
-@@ -7,7 +7,7 @@ int open(const char *filename, int flags
- {
- mode_t mode = 0;
-
-- if (flags & O_CREAT) {
-+ if ((flags & O_CREAT) || (flags & O_TMPFILE) == O_TMPFILE) {
- va_list ap;
- va_start(ap, flags);
- mode = va_arg(ap, mode_t);
---- a/src/fcntl/openat.c
-+++ b/src/fcntl/openat.c
-@@ -5,11 +5,15 @@
-
- int openat(int fd, const char *filename, int flags, ...)
- {
-- mode_t mode;
-- va_list ap;
-- va_start(ap, flags);
-- mode = va_arg(ap, mode_t);
-- va_end(ap);
-+ mode_t mode = 0;
-+
-+ if ((flags & O_CREAT) || (flags & O_TMPFILE) == O_TMPFILE) {
-+ va_list ap;
-+ va_start(ap, flags);
-+ mode = va_arg(ap, mode_t);
-+ va_end(ap);
-+ }
-+
- return syscall_cp(SYS_openat, fd, filename, flags|O_LARGEFILE, mode);
- }
-
---- a/src/internal/libm.h
-+++ b/src/internal/libm.h
-@@ -128,6 +128,18 @@ do {
- (d) = __u.f; \
- } while (0)
-
-+#undef __CMPLX
-+#undef CMPLX
-+#undef CMPLXF
-+#undef CMPLXL
-+
-+#define __CMPLX(x, y, t) \
-+ ((union { _Complex t __z; t __xy[2]; }){.__xy = {(x),(y)}}.__z)
-+
-+#define CMPLX(x, y) __CMPLX(x, y, double)
-+#define CMPLXF(x, y) __CMPLX(x, y, float)
-+#define CMPLXL(x, y) __CMPLX(x, y, long double)
-+
- /* fdlibm kernel functions */
-
- int __rem_pio2_large(double*,double*,int,int,int);
---- a/src/internal/syscall.h
-+++ b/src/internal/syscall.h
-@@ -24,12 +24,22 @@ long __syscall_ret(unsigned long), __sys
- __syscall_cp(syscall_arg_t, syscall_arg_t, syscall_arg_t, syscall_arg_t,
- syscall_arg_t, syscall_arg_t, syscall_arg_t);
-
-+#ifdef SYSCALL_NO_INLINE
-+#define __syscall0(n) (__syscall)(n)
-+#define __syscall1(n,a) (__syscall)(n,__scc(a))
-+#define __syscall2(n,a,b) (__syscall)(n,__scc(a),__scc(b))
-+#define __syscall3(n,a,b,c) (__syscall)(n,__scc(a),__scc(b),__scc(c))
-+#define __syscall4(n,a,b,c,d) (__syscall)(n,__scc(a),__scc(b),__scc(c),__scc(d))
-+#define __syscall5(n,a,b,c,d,e) (__syscall)(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e))
-+#define __syscall6(n,a,b,c,d,e,f) (__syscall)(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e),__scc(f))
-+#else
- #define __syscall1(n,a) __syscall1(n,__scc(a))
- #define __syscall2(n,a,b) __syscall2(n,__scc(a),__scc(b))
- #define __syscall3(n,a,b,c) __syscall3(n,__scc(a),__scc(b),__scc(c))
- #define __syscall4(n,a,b,c,d) __syscall4(n,__scc(a),__scc(b),__scc(c),__scc(d))
- #define __syscall5(n,a,b,c,d,e) __syscall5(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e))
- #define __syscall6(n,a,b,c,d,e,f) __syscall6(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e),__scc(f))
-+#endif
- #define __syscall7(n,a,b,c,d,e,f,g) (__syscall)(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e),__scc(f),__scc(g))
-
- #define __SYSCALL_NARGS_X(a,b,c,d,e,f,g,h,n,...) n
---- a/src/ldso/dynlink.c
-+++ b/src/ldso/dynlink.c
-@@ -645,6 +645,8 @@ static void decode_dyn(struct dso *p)
- p->hashtab = (void *)(p->base + dyn[DT_HASH]);
- if (dyn[0]&(1<<DT_RPATH))
- p->rpath_orig = (void *)(p->strings + dyn[DT_RPATH]);
-+ if (dyn[0]&(1<<DT_RUNPATH))
-+ p->rpath_orig = (void *)(p->strings + dyn[DT_RUNPATH]);
- if (search_vec(p->dynv, dyn, DT_GNU_HASH))
- p->ghashtab = (void *)(p->base + *dyn);
- if (search_vec(p->dynv, dyn, DT_VERSYM))
-@@ -1126,6 +1128,7 @@ void *__dynlink(int argc, char **argv)
- libc.secure = 1;
- }
- libc.page_size = aux[AT_PAGESZ];
-+ libc.auxv = auxv;
-
- /* If the dynamic linker was invoked as a program itself, AT_BASE
- * will not be set. In that case, we assume the base address is
---- a/src/math/__rem_pio2.c
-+++ b/src/math/__rem_pio2.c
-@@ -19,6 +19,12 @@
-
- #include "libm.h"
-
-+#if FLT_EVAL_METHOD==0 || FLT_EVAL_METHOD==1
-+#define EPS DBL_EPSILON
-+#elif FLT_EVAL_METHOD==2
-+#define EPS LDBL_EPSILON
-+#endif
-+
- /*
- * invpio2: 53 bits of 2/pi
- * pio2_1: first 33 bit of pi/2
-@@ -29,6 +35,7 @@
- * pio2_3t: pi/2 - (pio2_1+pio2_2+pio2_3)
- */
- static const double
-+toint = 1.5/EPS,
- invpio2 = 6.36619772367581382433e-01, /* 0x3FE45F30, 0x6DC9C883 */
- pio2_1 = 1.57079632673412561417e+00, /* 0x3FF921FB, 0x54400000 */
- pio2_1t = 6.07710050650619224932e-11, /* 0x3DD0B461, 0x1A626331 */
-@@ -41,8 +48,8 @@ pio2_3t = 8.47842766036889956997e-32; /*
- int __rem_pio2(double x, double *y)
- {
- union {double f; uint64_t i;} u = {x};
-- double_t z,w,t,r;
-- double tx[3],ty[2],fn;
-+ double_t z,w,t,r,fn;
-+ double tx[3],ty[2];
- uint32_t ix;
- int sign, n, ex, ey, i;
-
-@@ -111,8 +118,7 @@ int __rem_pio2(double x, double *y)
- if (ix < 0x413921fb) { /* |x| ~< 2^20*(pi/2), medium size */
- medium:
- /* rint(x/(pi/2)), Assume round-to-nearest. */
-- fn = x*invpio2 + 0x1.8p52;
-- fn = fn - 0x1.8p52;
-+ fn = x*invpio2 + toint - toint;
- n = (int32_t)fn;
- r = x - fn*pio2_1;
- w = fn*pio2_1t; /* 1st round, good to 85 bits */
---- a/src/math/__rem_pio2f.c
-+++ b/src/math/__rem_pio2f.c
-@@ -22,12 +22,19 @@
-
- #include "libm.h"
-
-+#if FLT_EVAL_METHOD==0 || FLT_EVAL_METHOD==1
-+#define EPS DBL_EPSILON
-+#elif FLT_EVAL_METHOD==2
-+#define EPS LDBL_EPSILON
-+#endif
-+
- /*
- * invpio2: 53 bits of 2/pi
- * pio2_1: first 25 bits of pi/2
- * pio2_1t: pi/2 - pio2_1
- */
- static const double
-+toint = 1.5/EPS,
- invpio2 = 6.36619772367581382433e-01, /* 0x3FE45F30, 0x6DC9C883 */
- pio2_1 = 1.57079631090164184570e+00, /* 0x3FF921FB, 0x50000000 */
- pio2_1t = 1.58932547735281966916e-08; /* 0x3E5110b4, 0x611A6263 */
-@@ -35,7 +42,8 @@ pio2_1t = 1.58932547735281966916e-08; /*
- int __rem_pio2f(float x, double *y)
- {
- union {float f; uint32_t i;} u = {x};
-- double tx[1],ty[1],fn;
-+ double tx[1],ty[1];
-+ double_t fn;
- uint32_t ix;
- int n, sign, e0;
-
-@@ -43,8 +51,7 @@ int __rem_pio2f(float x, double *y)
- /* 25+53 bit pi is good enough for medium size */
- if (ix < 0x4dc90fdb) { /* |x| ~< 2^28*(pi/2), medium size */
- /* Use a specialized rint() to get fn. Assume round-to-nearest. */
-- fn = x*invpio2 + 0x1.8p52;
-- fn = fn - 0x1.8p52;
-+ fn = x*invpio2 + toint - toint;
- n = (int32_t)fn;
- *y = x - fn*pio2_1 - fn*pio2_1t;
- return n;
---- a/src/math/__rem_pio2l.c
-+++ b/src/math/__rem_pio2l.c
-@@ -20,10 +20,11 @@
- * use __rem_pio2_large() for large x
- */
-
-+static const long double toint = 1.5/LDBL_EPSILON;
-+
- #if LDBL_MANT_DIG == 64
- /* u ~< 0x1p25*pi/2 */
- #define SMALL(u) (((u.i.se & 0x7fffU)<<16 | u.i.m>>48) < ((0x3fff + 25)<<16 | 0x921f>>1 | 0x8000))
--#define TOINT 0x1.8p63
- #define QUOBITS(x) ((uint32_t)(int32_t)x & 0x7fffffff)
- #define ROUND1 22
- #define ROUND2 61
-@@ -50,7 +51,6 @@ pio2_3t = -2.75299651904407171810e-37L;
- #elif LDBL_MANT_DIG == 113
- /* u ~< 0x1p45*pi/2 */
- #define SMALL(u) (((u.i.se & 0x7fffU)<<16 | u.i.top) < ((0x3fff + 45)<<16 | 0x921f))
--#define TOINT 0x1.8p112
- #define QUOBITS(x) ((uint32_t)(int64_t)x & 0x7fffffff)
- #define ROUND1 51
- #define ROUND2 119
-@@ -77,7 +77,7 @@ int __rem_pio2l(long double x, long doub
- ex = u.i.se & 0x7fff;
- if (SMALL(u)) {
- /* rint(x/(pi/2)), Assume round-to-nearest. */
-- fn = x*invpio2 + TOINT - TOINT;
-+ fn = x*invpio2 + toint - toint;
- n = QUOBITS(fn);
- r = x-fn*pio2_1;
- w = fn*pio2_1t; /* 1st round good to 102/180 bits (ld80/ld128) */
---- a/src/math/ceil.c
-+++ b/src/math/ceil.c
-@@ -1,5 +1,12 @@
- #include "libm.h"
-
-+#if FLT_EVAL_METHOD==0 || FLT_EVAL_METHOD==1
-+#define EPS DBL_EPSILON
-+#elif FLT_EVAL_METHOD==2
-+#define EPS LDBL_EPSILON
-+#endif
-+static const double_t toint = 1/EPS;
-+
- double ceil(double x)
- {
- union {double f; uint64_t i;} u = {x};
-@@ -10,9 +17,9 @@ double ceil(double x)
- return x;
- /* y = int(x) - x, where int(x) is an integer neighbor of x */
- if (u.i >> 63)
-- y = (double)(x - 0x1p52) + 0x1p52 - x;
-+ y = x - toint + toint - x;
- else
-- y = (double)(x + 0x1p52) - 0x1p52 - x;
-+ y = x + toint - toint - x;
- /* special case because of non-nearest rounding modes */
- if (e <= 0x3ff-1) {
- FORCE_EVAL(y);
---- a/src/math/ceill.c
-+++ b/src/math/ceill.c
-@@ -6,11 +6,9 @@ long double ceill(long double x)
- return ceil(x);
- }
- #elif (LDBL_MANT_DIG == 64 || LDBL_MANT_DIG == 113) && LDBL_MAX_EXP == 16384
--#if LDBL_MANT_DIG == 64
--#define TOINT 0x1p63
--#elif LDBL_MANT_DIG == 113
--#define TOINT 0x1p112
--#endif
-+
-+static const long double toint = 1/LDBL_EPSILON;
-+
- long double ceill(long double x)
- {
- union ldshape u = {x};
-@@ -21,9 +19,9 @@ long double ceill(long double x)
- return x;
- /* y = int(x) - x, where int(x) is an integer neighbor of x */
- if (u.i.se >> 15)
-- y = x - TOINT + TOINT - x;
-+ y = x - toint + toint - x;
- else
-- y = x + TOINT - TOINT - x;
-+ y = x + toint - toint - x;
- /* special case because of non-nearest rounding modes */
- if (e <= 0x3fff-1) {
- FORCE_EVAL(y);
---- a/src/math/floor.c
-+++ b/src/math/floor.c
-@@ -1,5 +1,12 @@
- #include "libm.h"
-
-+#if FLT_EVAL_METHOD==0 || FLT_EVAL_METHOD==1
-+#define EPS DBL_EPSILON
-+#elif FLT_EVAL_METHOD==2
-+#define EPS LDBL_EPSILON
-+#endif
-+static const double_t toint = 1/EPS;
-+
- double floor(double x)
- {
- union {double f; uint64_t i;} u = {x};
-@@ -10,9 +17,9 @@ double floor(double x)
- return x;
- /* y = int(x) - x, where int(x) is an integer neighbor of x */
- if (u.i >> 63)
-- y = (double)(x - 0x1p52) + 0x1p52 - x;
-+ y = x - toint + toint - x;
- else
-- y = (double)(x + 0x1p52) - 0x1p52 - x;
-+ y = x + toint - toint - x;
- /* special case because of non-nearest rounding modes */
- if (e <= 0x3ff-1) {
- FORCE_EVAL(y);
---- a/src/math/floorl.c
-+++ b/src/math/floorl.c
-@@ -6,11 +6,9 @@ long double floorl(long double x)
- return floor(x);
- }
- #elif (LDBL_MANT_DIG == 64 || LDBL_MANT_DIG == 113) && LDBL_MAX_EXP == 16384
--#if LDBL_MANT_DIG == 64
--#define TOINT 0x1p63
--#elif LDBL_MANT_DIG == 113
--#define TOINT 0x1p112
--#endif
-+
-+static const long double toint = 1/LDBL_EPSILON;
-+
- long double floorl(long double x)
- {
- union ldshape u = {x};
-@@ -21,9 +19,9 @@ long double floorl(long double x)
- return x;
- /* y = int(x) - x, where int(x) is an integer neighbor of x */
- if (u.i.se >> 15)
-- y = x - TOINT + TOINT - x;
-+ y = x - toint + toint - x;
- else
-- y = x + TOINT - TOINT - x;
-+ y = x + toint - toint - x;
- /* special case because of non-nearest rounding modes */
- if (e <= 0x3fff-1) {
- FORCE_EVAL(y);
---- a/src/math/i386/fmod.s
-+++ b/src/math/i386/fmod.s
-@@ -4,7 +4,7 @@ fmod:
- fldl 12(%esp)
- fldl 4(%esp)
- 1: fprem
-- fstsw %ax
-+ fnstsw %ax
- sahf
- jp 1b
- fstp %st(1)
---- a/src/math/i386/fmodf.s
-+++ b/src/math/i386/fmodf.s
-@@ -4,7 +4,7 @@ fmodf:
- flds 8(%esp)
- flds 4(%esp)
- 1: fprem
-- fstsw %ax
-+ fnstsw %ax
- sahf
- jp 1b
- fstp %st(1)
---- a/src/math/i386/fmodl.s
-+++ b/src/math/i386/fmodl.s
-@@ -4,7 +4,7 @@ fmodl:
- fldt 16(%esp)
- fldt 4(%esp)
- 1: fprem
-- fstsw %ax
-+ fnstsw %ax
- sahf
- jp 1b
- fstp %st(1)
---- a/src/math/i386/remainder.s
-+++ b/src/math/i386/remainder.s
-@@ -7,7 +7,7 @@ drem:
- fldl 12(%esp)
- fldl 4(%esp)
- 1: fprem1
-- fstsw %ax
-+ fnstsw %ax
- sahf
- jp 1b
- fstp %st(1)
---- a/src/math/i386/remainderf.s
-+++ b/src/math/i386/remainderf.s
-@@ -7,7 +7,7 @@ dremf:
- flds 8(%esp)
- flds 4(%esp)
- 1: fprem1
-- fstsw %ax
-+ fnstsw %ax
- sahf
- jp 1b
- fstp %st(1)
---- a/src/math/i386/remainderl.s
-+++ b/src/math/i386/remainderl.s
-@@ -4,7 +4,7 @@ remainderl:
- fldt 16(%esp)
- fldt 4(%esp)
- 1: fprem1
-- fstsw %ax
-+ fnstsw %ax
- sahf
- jp 1b
- fstp %st(1)
---- a/src/math/i386/sqrt.s
-+++ b/src/math/i386/sqrt.s
-@@ -2,7 +2,7 @@
- .type sqrt,@function
- sqrt: fldl 4(%esp)
- fsqrt
-- fstsw %ax
-+ fnstsw %ax
- sub $12,%esp
- fld %st(0)
- fstpt (%esp)
---- a/src/math/modfl.c
-+++ b/src/math/modfl.c
-@@ -11,11 +11,9 @@ long double modfl(long double x, long do
- return r;
- }
- #elif (LDBL_MANT_DIG == 64 || LDBL_MANT_DIG == 113) && LDBL_MAX_EXP == 16384
--#if LDBL_MANT_DIG == 64
--#define TOINT 0x1p63
--#elif LDBL_MANT_DIG == 113
--#define TOINT 0x1p112
--#endif
-+
-+static const long double toint = 1/LDBL_EPSILON;
-+
- long double modfl(long double x, long double *iptr)
- {
- union ldshape u = {x};
-@@ -40,7 +38,7 @@ long double modfl(long double x, long do
-
- /* raises spurious inexact */
- absx = s ? -x : x;
-- y = absx + TOINT - TOINT - absx;
-+ y = absx + toint - toint - absx;
- if (y == 0) {
- *iptr = x;
- return s ? -0.0 : 0.0;
---- a/src/math/rint.c
-+++ b/src/math/rint.c
-@@ -1,6 +1,14 @@
-+#include <float.h>
- #include <math.h>
- #include <stdint.h>
-
-+#if FLT_EVAL_METHOD==0 || FLT_EVAL_METHOD==1
-+#define EPS DBL_EPSILON
-+#elif FLT_EVAL_METHOD==2
-+#define EPS LDBL_EPSILON
-+#endif
-+static const double_t toint = 1/EPS;
-+
- double rint(double x)
- {
- union {double f; uint64_t i;} u = {x};
-@@ -11,9 +19,9 @@ double rint(double x)
- if (e >= 0x3ff+52)
- return x;
- if (s)
-- y = (double)(x - 0x1p52) + 0x1p52;
-+ y = x - toint + toint;
- else
-- y = (double)(x + 0x1p52) - 0x1p52;
-+ y = x + toint - toint;
- if (y == 0)
- return s ? -0.0 : 0;
- return y;
---- a/src/math/rintf.c
-+++ b/src/math/rintf.c
-@@ -1,6 +1,16 @@
-+#include <float.h>
- #include <math.h>
- #include <stdint.h>
-
-+#if FLT_EVAL_METHOD==0
-+#define EPS FLT_EPSILON
-+#elif FLT_EVAL_METHOD==1
-+#define EPS DBL_EPSILON
-+#elif FLT_EVAL_METHOD==2
-+#define EPS LDBL_EPSILON
-+#endif
-+static const float_t toint = 1/EPS;
-+
- float rintf(float x)
- {
- union {float f; uint32_t i;} u = {x};
-@@ -11,9 +21,9 @@ float rintf(float x)
- if (e >= 0x7f+23)
- return x;
- if (s)
-- y = (float)(x - 0x1p23f) + 0x1p23f;
-+ y = x - toint + toint;
- else
-- y = (float)(x + 0x1p23f) - 0x1p23f;
-+ y = x + toint - toint;
- if (y == 0)
- return s ? -0.0f : 0.0f;
- return y;
---- a/src/math/rintl.c
-+++ b/src/math/rintl.c
-@@ -6,11 +6,9 @@ long double rintl(long double x)
- return rint(x);
- }
- #elif (LDBL_MANT_DIG == 64 || LDBL_MANT_DIG == 113) && LDBL_MAX_EXP == 16384
--#if LDBL_MANT_DIG == 64
--#define TOINT 0x1p63
--#elif LDBL_MANT_DIG == 113
--#define TOINT 0x1p112
--#endif
-+
-+static const long double toint = 1/LDBL_EPSILON;
-+
- long double rintl(long double x)
- {
- union ldshape u = {x};
-@@ -21,9 +19,9 @@ long double rintl(long double x)
- if (e >= 0x3fff+LDBL_MANT_DIG-1)
- return x;
- if (s)
-- y = x - TOINT + TOINT;
-+ y = x - toint + toint;
- else
-- y = x + TOINT - TOINT;
-+ y = x + toint - toint;
- if (y == 0)
- return 0*x;
- return y;
---- a/src/math/round.c
-+++ b/src/math/round.c
-@@ -1,5 +1,12 @@
- #include "libm.h"
-
-+#if FLT_EVAL_METHOD==0 || FLT_EVAL_METHOD==1
-+#define EPS DBL_EPSILON
-+#elif FLT_EVAL_METHOD==2
-+#define EPS LDBL_EPSILON
-+#endif
-+static const double_t toint = 1/EPS;
-+
- double round(double x)
- {
- union {double f; uint64_t i;} u = {x};
-@@ -12,10 +19,10 @@ double round(double x)
- x = -x;
- if (e < 0x3ff-1) {
- /* raise inexact if x!=0 */
-- FORCE_EVAL(x + 0x1p52);
-+ FORCE_EVAL(x + toint);
- return 0*u.f;
- }
-- y = (double)(x + 0x1p52) - 0x1p52 - x;
-+ y = x + toint - toint - x;
- if (y > 0.5)
- y = y + x - 1;
- else if (y <= -0.5)
---- a/src/math/roundf.c
-+++ b/src/math/roundf.c
-@@ -1,5 +1,14 @@
- #include "libm.h"
-
-+#if FLT_EVAL_METHOD==0
-+#define EPS FLT_EPSILON
-+#elif FLT_EVAL_METHOD==1
-+#define EPS DBL_EPSILON
-+#elif FLT_EVAL_METHOD==2
-+#define EPS LDBL_EPSILON
-+#endif
-+static const float_t toint = 1/EPS;
-+
- float roundf(float x)
- {
- union {float f; uint32_t i;} u = {x};
-@@ -11,10 +20,10 @@ float roundf(float x)
- if (u.i >> 31)
- x = -x;
- if (e < 0x7f-1) {
-- FORCE_EVAL(x + 0x1p23f);
-+ FORCE_EVAL(x + toint);
- return 0*u.f;
- }
-- y = (float)(x + 0x1p23f) - 0x1p23f - x;
-+ y = x + toint - toint - x;
- if (y > 0.5f)
- y = y + x - 1;
- else if (y <= -0.5f)
---- a/src/math/roundl.c
-+++ b/src/math/roundl.c
-@@ -6,11 +6,9 @@ long double roundl(long double x)
- return round(x);
- }
- #elif (LDBL_MANT_DIG == 64 || LDBL_MANT_DIG == 113) && LDBL_MAX_EXP == 16384
--#if LDBL_MANT_DIG == 64
--#define TOINT 0x1p63
--#elif LDBL_MANT_DIG == 113
--#define TOINT 0x1p112
--#endif
-+
-+static const long double toint = 1/LDBL_EPSILON;
-+
- long double roundl(long double x)
- {
- union ldshape u = {x};
-@@ -22,10 +20,10 @@ long double roundl(long double x)
- if (u.i.se >> 15)
- x = -x;
- if (e < 0x3fff-1) {
-- FORCE_EVAL(x + TOINT);
-+ FORCE_EVAL(x + toint);
- return 0*u.f;
- }
-- y = x + TOINT - TOINT - x;
-+ y = x + toint - toint - x;
- if (y > 0.5)
- y = y + x - 1;
- else if (y <= -0.5)
---- a/src/math/truncl.c
-+++ b/src/math/truncl.c
-@@ -6,11 +6,9 @@ long double truncl(long double x)
- return trunc(x);
- }
- #elif (LDBL_MANT_DIG == 64 || LDBL_MANT_DIG == 113) && LDBL_MAX_EXP == 16384
--#if LDBL_MANT_DIG == 64
--#define TOINT 0x1p63
--#elif LDBL_MANT_DIG == 113
--#define TOINT 0x1p112
--#endif
-+
-+static const long double toint = 1/LDBL_EPSILON;
-+
- long double truncl(long double x)
- {
- union ldshape u = {x};
-@@ -27,7 +25,7 @@ long double truncl(long double x)
- /* y = int(|x|) - |x|, where int(|x|) is an integer neighbor of |x| */
- if (s)
- x = -x;
-- y = x + TOINT - TOINT - x;
-+ y = x + toint - toint - x;
- if (y > 0)
- y -= 1;
- x += y;
---- a/src/math/x32/exp2l.s
-+++ b/src/math/x32/exp2l.s
-@@ -6,9 +6,7 @@ expm1l:
- fmulp
- movl $0xc2820000,-4(%esp)
- flds -4(%esp)
-- fucomp %st(1)
-- fnstsw %ax
-- sahf
-+ fucomip %st(1)
- fld1
- jb 1f
- # x*log2e <= -65, return -1 without underflow
-@@ -17,11 +15,8 @@ expm1l:
- ret
- 1: fld %st(1)
- fabs
-- fucom %st(1)
-- fnstsw %ax
-+ fucomip %st(1)
- fstp %st(0)
-- fstp %st(0)
-- sahf
- ja 1f
- f2xm1
- ret
-@@ -53,9 +48,7 @@ exp2l:
- fld %st(1)
- fsub %st(1)
- faddp
-- fucomp %st(1)
-- fnstsw
-- sahf
-+ fucomip %st(1)
- je 2f # x - 0x1p63 + 0x1p63 == x
- movl $1,(%esp)
- flds (%esp) # 0x1p-149
---- a/src/math/x32/fmodl.s
-+++ b/src/math/x32/fmodl.s
-@@ -4,8 +4,8 @@ fmodl:
- fldt 24(%esp)
- fldt 8(%esp)
- 1: fprem
-- fstsw %ax
-- sahf
-- jp 1b
-+ fnstsw %ax
-+ testb $4,%ah
-+ jnz 1b
- fstp %st(1)
- ret
---- a/src/math/x32/remainderl.s
-+++ b/src/math/x32/remainderl.s
-@@ -4,8 +4,8 @@ remainderl:
- fldt 24(%esp)
- fldt 8(%esp)
- 1: fprem1
-- fstsw %ax
-- sahf
-- jp 1b
-+ fnstsw %ax
-+ testb $4,%ah
-+ jnz 1b
- fstp %st(1)
- ret
---- a/src/math/x86_64/exp2l.s
-+++ b/src/math/x86_64/exp2l.s
-@@ -6,9 +6,7 @@ expm1l:
- fmulp
- movl $0xc2820000,-4(%rsp)
- flds -4(%rsp)
-- fucomp %st(1)
-- fnstsw %ax
-- sahf
-+ fucomip %st(1)
- fld1
- jb 1f
- # x*log2e <= -65, return -1 without underflow
-@@ -17,11 +15,8 @@ expm1l:
- ret
- 1: fld %st(1)
- fabs
-- fucom %st(1)
-- fnstsw %ax
-+ fucomip %st(1)
- fstp %st(0)
-- fstp %st(0)
-- sahf
- ja 1f
- f2xm1
- ret
-@@ -53,9 +48,7 @@ exp2l:
- fld %st(1)
- fsub %st(1)
- faddp
-- fucomp %st(1)
-- fnstsw
-- sahf
-+ fucomip %st(1)
- je 2f # x - 0x1p63 + 0x1p63 == x
- movl $1,(%rsp)
- flds (%rsp) # 0x1p-149
---- a/src/math/x86_64/fmodl.s
-+++ b/src/math/x86_64/fmodl.s
-@@ -4,8 +4,8 @@ fmodl:
- fldt 24(%rsp)
- fldt 8(%rsp)
- 1: fprem
-- fstsw %ax
-- sahf
-- jp 1b
-+ fnstsw %ax
-+ testb $4,%ah
-+ jnz 1b
- fstp %st(1)
- ret
---- a/src/math/x86_64/remainderl.s
-+++ b/src/math/x86_64/remainderl.s
-@@ -4,8 +4,8 @@ remainderl:
- fldt 24(%rsp)
- fldt 8(%rsp)
- 1: fprem1
-- fstsw %ax
-- sahf
-- jp 1b
-+ fnstsw %ax
-+ testb $4,%ah
-+ jnz 1b
- fstp %st(1)
- ret
---- a/src/misc/forkpty.c
-+++ b/src/misc/forkpty.c
-@@ -1,38 +1,57 @@
- #include <pty.h>
-+#include <utmp.h>
- #include <unistd.h>
--#include <sys/ioctl.h>
-+#include <errno.h>
- #include <fcntl.h>
-+#include <sys/wait.h>
-+#include <pthread.h>
-
--int forkpty(int *m, char *name, const struct termios *tio, const struct winsize *ws)
-+int forkpty(int *pm, char *name, const struct termios *tio, const struct winsize *ws)
- {
-- int s, t, i, istmp[3]={0};
-- pid_t pid;
-+ int m, s, ec=0, p[2], cs;
-+ pid_t pid=-1;
-+ sigset_t set, oldset;
-
-- if (openpty(m, &s, name, tio, ws) < 0) return -1;
-+ if (openpty(&m, &s, name, tio, ws) < 0) return -1;
-
-- /* Ensure before forking that we don't exceed fd limit */
-- for (i=0; i<3; i++) {
-- if (fcntl(i, F_GETFL) < 0) {
-- t = fcntl(s, F_DUPFD, i);
-- if (t<0) break;
-- else if (t!=i) close(t);
-- else istmp[i] = 1;
-- }
-+ sigfillset(&set);
-+ pthread_sigmask(SIG_BLOCK, &set, &oldset);
-+ pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs);
-+
-+ if (pipe2(p, O_CLOEXEC)) {
-+ close(s);
-+ goto out;
- }
-- pid = i==3 ? fork() : -1;
-+
-+ pid = fork();
- if (!pid) {
-- close(*m);
-- setsid();
-- ioctl(s, TIOCSCTTY, (char *)0);
-- dup2(s, 0);
-- dup2(s, 1);
-- dup2(s, 2);
-- if (s>2) close(s);
-+ close(m);
-+ close(p[0]);
-+ if (login_tty(s)) {
-+ write(p[1], &errno, sizeof errno);
-+ _exit(127);
-+ }
-+ close(p[1]);
-+ pthread_setcancelstate(cs, 0);
-+ pthread_sigmask(SIG_SETMASK, &oldset, 0);
- return 0;
- }
-- for (i=0; i<3; i++)
-- if (istmp[i]) close(i);
- close(s);
-- if (pid < 0) close(*m);
-+ close(p[1]);
-+ if (read(p[0], &ec, sizeof ec) > 0) {
-+ int status;
-+ waitpid(pid, &status, 0);
-+ pid = -1;
-+ errno = ec;
-+ }
-+ close(p[0]);
-+
-+out:
-+ if (pid > 0) *pm = m;
-+ else close(m);
-+
-+ pthread_setcancelstate(cs, 0);
-+ pthread_sigmask(SIG_SETMASK, &oldset, 0);
-+
- return pid;
- }
---- a/src/misc/getopt.c
-+++ b/src/misc/getopt.c
-@@ -4,6 +4,7 @@
- #include <limits.h>
- #include <stdlib.h>
- #include "libc.h"
-+#include "locale_impl.h"
-
- char *optarg;
- int optind=1, opterr=1, optopt, __optpos, __optreset=0;
-@@ -11,6 +12,18 @@ int optind=1, opterr=1, optopt, __optpos
- #define optpos __optpos
- weak_alias(__optreset, optreset);
-
-+void __getopt_msg(const char *a, const char *b, const char *c, size_t l)
-+{
-+ FILE *f = stderr;
-+ b = __lctrans_cur(b);
-+ flockfile(f);
-+ fwrite(a, strlen(a), 1, f)
-+ && fwrite(b, strlen(b), 1, f)
-+ && fwrite(c, l, 1, f)
-+ && putc('\n', f);
-+ funlockfile(f);
-+}
-+
- int getopt(int argc, char * const argv[], const char *optstring)
- {
- int i;
-@@ -24,8 +37,20 @@ int getopt(int argc, char * const argv[]
- optind = 1;
- }
-
-- if (optind >= argc || !argv[optind] || argv[optind][0] != '-' || !argv[optind][1])
-+ if (optind >= argc || !argv[optind])
-+ return -1;
-+
-+ if (argv[optind][0] != '-') {
-+ if (optstring[0] == '-') {
-+ optarg = argv[optind++];
-+ return 1;
-+ }
-+ return -1;
-+ }
-+
-+ if (!argv[optind][1])
- return -1;
-+
- if (argv[optind][1] == '-' && !argv[optind][2])
- return optind++, -1;
-
-@@ -43,30 +68,31 @@ int getopt(int argc, char * const argv[]
- optpos = 0;
- }
-
-- for (i=0; (l = mbtowc(&d, optstring+i, MB_LEN_MAX)) && d!=c; i+=l>0?l:1);
-+ if (optstring[0] == '-' || optstring[0] == '+')
-+ optstring++;
-+
-+ i = 0;
-+ d = 0;
-+ do {
-+ l = mbtowc(&d, optstring+i, MB_LEN_MAX);
-+ if (l>0) i+=l; else i++;
-+ } while (l && d != c);
-
- if (d != c) {
-- if (optstring[0] != ':' && opterr) {
-- write(2, argv[0], strlen(argv[0]));
-- write(2, ": illegal option: ", 18);
-- write(2, optchar, k);
-- write(2, "\n", 1);
-- }
-+ if (optstring[0] != ':' && opterr)
-+ __getopt_msg(argv[0], ": unrecognized option: ", optchar, k);
- return '?';
- }
-- if (optstring[i+1] == ':') {
-- if (optind >= argc) {
-+ if (optstring[i] == ':') {
-+ if (optstring[i+1] == ':') optarg = 0;
-+ else if (optind >= argc) {
- if (optstring[0] == ':') return ':';
-- if (opterr) {
-- write(2, argv[0], strlen(argv[0]));
-- write(2, ": option requires an argument: ", 31);
-- write(2, optchar, k);
-- write(2, "\n", 1);
-- }
-+ if (opterr) __getopt_msg(argv[0],
-+ ": option requires an argument: ",
-+ optchar, k);
- return '?';
- }
-- if (optstring[i+2] == ':') optarg = 0;
-- if (optstring[i+2] != ':' || optpos) {
-+ if (optstring[i+1] != ':' || optpos) {
- optarg = argv[optind++] + optpos;
- optpos = 0;
- }
---- a/src/misc/getopt_long.c
-+++ b/src/misc/getopt_long.c
-@@ -2,37 +2,106 @@
- #include <stddef.h>
- #include <getopt.h>
- #include <stdio.h>
-+#include <string.h>
-
- extern int __optpos, __optreset;
-
-+static void permute(char *const *argv, int dest, int src)
-+{
-+ char **av = (char **)argv;
-+ char *tmp = av[src];
-+ int i;
-+ for (i=src; i>dest; i--)
-+ av[i] = av[i-1];
-+ av[dest] = tmp;
-+}
-+
-+void __getopt_msg(const char *, const char *, const char *, size_t);
-+
-+static int __getopt_long_core(int argc, char *const *argv, const char *optstring, const struct option *longopts, int *idx, int longonly);
-+
- static int __getopt_long(int argc, char *const *argv, const char *optstring, const struct option *longopts, int *idx, int longonly)
- {
-+ int ret, skipped, resumed;
-+ const char *optstring2 = optstring + 1;
- if (!optind || __optreset) {
- __optreset = 0;
- __optpos = 0;
- optind = 1;
- }
-- if (optind >= argc || !argv[optind] || argv[optind][0] != '-') return -1;
-- if ((longonly && argv[optind][1]) ||
-- (argv[optind][1] == '-' && argv[optind][2]))
-- {
-+ if (optind >= argc || !argv[optind]) return -1;
-+ skipped = optind;
-+ if (optstring[0] != '+' && optstring[0] != '-') {
- int i;
-- for (i=0; longopts[i].name; i++) {
-+ for (i=optind; ; i++) {
-+ if (i >= argc || !argv[i]) return -1;
-+ if (argv[i][0] == '-' && argv[i][1]) break;
-+ }
-+ optind = i;
-+ optstring2 = optstring;
-+ }
-+ resumed = optind;
-+ ret = __getopt_long_core(argc, argv, optstring2, longopts, idx, longonly);
-+ if (resumed > skipped) {
-+ int i, cnt = optind-resumed;
-+ for (i=0; i<cnt; i++)
-+ permute(argv, skipped, optind-1);
-+ optind = skipped + cnt;
-+ }
-+ return ret;
-+}
-+
-+static int __getopt_long_core(int argc, char *const *argv, const char *optstring, const struct option *longopts, int *idx, int longonly)
-+{
-+
-+ if (longopts && argv[optind][0] == '-' &&
-+ ((longonly && argv[optind][1]) ||
-+ (argv[optind][1] == '-' && argv[optind][2])))
-+ {
-+ int i, cnt, match;
-+ char *opt;
-+ for (cnt=i=0; longopts[i].name; i++) {
- const char *name = longopts[i].name;
-- char *opt = argv[optind]+1;
-+ opt = argv[optind]+1;
- if (*opt == '-') opt++;
- for (; *name && *name == *opt; name++, opt++);
-- if (*name || (*opt && *opt != '=')) continue;
-+ if (*opt && *opt != '=') continue;
-+ match = i;
-+ if (!*name) {
-+ cnt = 1;
-+ break;
-+ }
-+ cnt++;
-+ }
-+ if (cnt==1) {
-+ i = match;
-+ optind++;
-+ optopt = longopts[i].val;
- if (*opt == '=') {
-- if (!longopts[i].has_arg) continue;
-+ if (!longopts[i].has_arg) {
-+ if (optstring[0] == ':' || !opterr)
-+ return '?';
-+ __getopt_msg(argv[0],
-+ ": option does not take an argument: ",
-+ longopts[i].name,
-+ strlen(longopts[i].name));
-+ return '?';
-+ }
- optarg = opt+1;
- } else {
- if (longopts[i].has_arg == required_argument) {
-- if (!(optarg = argv[++optind]))
-- return ':';
-+ if (!(optarg = argv[optind])) {
-+ if (optstring[0] == ':' || !opterr)
-+ return ':';
-+ __getopt_msg(argv[0],
-+ ": option requires an argument: ",
-+ longopts[i].name,
-+ strlen(longopts[i].name));
-+ return '?';
-+ }
-+ optind++;
- } else optarg = NULL;
- }
-- optind++;
- if (idx) *idx = i;
- if (longopts[i].flag) {
- *longopts[i].flag = longopts[i].val;
-@@ -41,6 +110,12 @@ static int __getopt_long(int argc, char
- return longopts[i].val;
- }
- if (argv[optind][1] == '-') {
-+ if (optstring[0] != ':' && opterr)
-+ __getopt_msg(argv[0], cnt ?
-+ ": option is ambiguous: " :
-+ ": unrecognized option: ",
-+ argv[optind]+2,
-+ strlen(argv[optind]+2));
- optind++;
- return '?';
- }
---- /dev/null
-+++ b/src/misc/login_tty.c
-@@ -0,0 +1,14 @@
-+#include <utmp.h>
-+#include <sys/ioctl.h>
-+#include <unistd.h>
-+
-+int login_tty(int fd)
-+{
-+ setsid();
-+ if (ioctl(fd, TIOCSCTTY, (char *)0)) return -1;
-+ dup2(fd, 0);
-+ dup2(fd, 1);
-+ dup2(fd, 2);
-+ if (fd>2) close(fd);
-+ return 0;
-+}
---- a/src/misc/openpty.c
-+++ b/src/misc/openpty.c
-@@ -3,31 +3,38 @@
- #include <unistd.h>
- #include <pty.h>
- #include <stdio.h>
-+#include <pthread.h>
-
- /* Nonstandard, but vastly superior to the standard functions */
-
--int openpty(int *m, int *s, char *name, const struct termios *tio, const struct winsize *ws)
-+int openpty(int *pm, int *ps, char *name, const struct termios *tio, const struct winsize *ws)
- {
-- int n=0;
-+ int m, s, n=0, cs;
- char buf[20];
-
-- *m = open("/dev/ptmx", O_RDWR|O_NOCTTY);
-- if (*m < 0) return -1;
-+ m = open("/dev/ptmx", O_RDWR|O_NOCTTY);
-+ if (m < 0) return -1;
-
-- if (ioctl(*m, TIOCSPTLCK, &n) || ioctl (*m, TIOCGPTN, &n)) {
-- close(*m);
-- return -1;
-- }
-+ pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs);
-+
-+ if (ioctl(m, TIOCSPTLCK, &n) || ioctl (m, TIOCGPTN, &n))
-+ goto fail;
-
- if (!name) name = buf;
- snprintf(name, sizeof buf, "/dev/pts/%d", n);
-- if ((*s = open(name, O_RDWR|O_NOCTTY)) < 0) {
-- close(*m);
-- return -1;
-- }
-+ if ((s = open(name, O_RDWR|O_NOCTTY)) < 0)
-+ goto fail;
-+
-+ if (tio) tcsetattr(s, TCSANOW, tio);
-+ if (ws) ioctl(s, TIOCSWINSZ, ws);
-
-- if (tio) tcsetattr(*s, TCSANOW, tio);
-- if (ws) ioctl(*s, TIOCSWINSZ, ws);
-+ *pm = m;
-+ *ps = s;
-
-+ pthread_setcancelstate(cs, 0);
- return 0;
-+fail:
-+ close(m);
-+ pthread_setcancelstate(cs, 0);
-+ return -1;
- }
---- a/src/misc/syslog.c
-+++ b/src/misc/syslog.c
-@@ -46,8 +46,12 @@ void closelog(void)
-
- static void __openlog()
- {
-- log_fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0);
-- if (log_fd >= 0) connect(log_fd, (void *)&log_addr, sizeof log_addr);
-+ int fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0);
-+ if (fd < 0) return;
-+ if (connect(fd, (void *)&log_addr, sizeof log_addr) < 0)
-+ close(fd);
-+ else
-+ log_fd = fd;
- }
-
- void openlog(const char *ident, int opt, int facility)
---- a/src/multibyte/c16rtomb.c
-+++ b/src/multibyte/c16rtomb.c
-@@ -4,6 +4,8 @@
-
- size_t c16rtomb(char *restrict s, char16_t c16, mbstate_t *restrict ps)
- {
-+ static unsigned internal_state;
-+ if (!ps) ps = (void *)&internal_state;
- unsigned *x = (unsigned *)ps;
- wchar_t wc;
-
---- a/src/multibyte/mbrtoc16.c
-+++ b/src/multibyte/mbrtoc16.c
-@@ -3,6 +3,8 @@
-
- size_t mbrtoc16(char16_t *restrict pc16, const char *restrict s, size_t n, mbstate_t *restrict ps)
- {
-+ static unsigned internal_state;
-+ if (!ps) ps = (void *)&internal_state;
- unsigned *pending = (unsigned *)ps;
-
- if (!s) return mbrtoc16(0, "", 1, ps);
---- a/src/multibyte/mbrtoc32.c
-+++ b/src/multibyte/mbrtoc32.c
-@@ -3,6 +3,8 @@
-
- size_t mbrtoc32(char32_t *restrict pc32, const char *restrict s, size_t n, mbstate_t *restrict ps)
- {
-+ static unsigned internal_state;
-+ if (!ps) ps = (void *)&internal_state;
- if (!s) return mbrtoc32(0, "", 1, ps);
- wchar_t wc;
- size_t ret = mbrtowc(&wc, s, n, ps);
---- a/src/multibyte/wcsnrtombs.c
-+++ b/src/multibyte/wcsnrtombs.c
-@@ -40,7 +40,7 @@ size_t wcsnrtombs(char *restrict dst, co
- ws++; wn--;
- /* safe - this loop runs fewer than sizeof(buf) times */
- s+=l; n-=l;
-- cnt++;
-+ cnt += l;
- }
- if (dst) *wcs = ws;
- return cnt;
---- /dev/null
-+++ b/src/network/ns_parse.c
-@@ -0,0 +1,171 @@
-+#define _BSD_SOURCE
-+#include <errno.h>
-+#include <stddef.h>
-+#include <resolv.h>
-+#include <arpa/nameser.h>
-+
-+const struct _ns_flagdata _ns_flagdata[16] = {
-+ { 0x8000, 15 },
-+ { 0x7800, 11 },
-+ { 0x0400, 10 },
-+ { 0x0200, 9 },
-+ { 0x0100, 8 },
-+ { 0x0080, 7 },
-+ { 0x0040, 6 },
-+ { 0x0020, 5 },
-+ { 0x0010, 4 },
-+ { 0x000f, 0 },
-+ { 0x0000, 0 },
-+ { 0x0000, 0 },
-+ { 0x0000, 0 },
-+ { 0x0000, 0 },
-+ { 0x0000, 0 },
-+ { 0x0000, 0 },
-+};
-+
-+unsigned ns_get16(const unsigned char *cp)
-+{
-+ return cp[0]<<8 | cp[1];
-+}
-+
-+unsigned long ns_get32(const unsigned char *cp)
-+{
-+ return (unsigned)cp[0]<<24 | cp[1]<<16 | cp[2]<<8 | cp[3];
-+}
-+
-+void ns_put16(unsigned s, unsigned char *cp)
-+{
-+ *cp++ = s>>8;
-+ *cp++ = s;
-+}
-+
-+void ns_put32(unsigned long l, unsigned char *cp)
-+{
-+ *cp++ = l>>24;
-+ *cp++ = l>>16;
-+ *cp++ = l>>8;
-+ *cp++ = l;
-+}
-+
-+int ns_initparse(const unsigned char *msg, int msglen, ns_msg *handle)
-+{
-+ int i, r;
-+
-+ handle->_msg = msg;
-+ handle->_eom = msg + msglen;
-+ if (msglen < (2 + ns_s_max) * NS_INT16SZ) goto bad;
-+ NS_GET16(handle->_id, msg);
-+ NS_GET16(handle->_flags, msg);
-+ for (i = 0; i < ns_s_max; i++) NS_GET16(handle->_counts[i], msg);
-+ for (i = 0; i < ns_s_max; i++) {
-+ if (handle->_counts[i]) {
-+ handle->_sections[i] = msg;
-+ r = ns_skiprr(msg, handle->_eom, i, handle->_counts[i]);
-+ if (r < 0) return -1;
-+ msg += r;
-+ } else {
-+ handle->_sections[i] = NULL;
-+ }
-+ }
-+ if (msg != handle->_eom) goto bad;
-+ handle->_sect = ns_s_max;
-+ handle->_rrnum = -1;
-+ handle->_msg_ptr = NULL;
-+ return 0;
-+bad:
-+ errno = EMSGSIZE;
-+ return -1;
-+}
-+
-+int ns_skiprr(const unsigned char *ptr, const unsigned char *eom, ns_sect section, int count)
-+{
-+ const unsigned char *p = ptr;
-+ int r;
-+
-+ while (count--) {
-+ r = dn_skipname(p, eom);
-+ if (r < 0) goto bad;
-+ if (r + 2 * NS_INT16SZ > eom - p) goto bad;
-+ p += r + 2 * NS_INT16SZ;
-+ if (section != ns_s_qd) {
-+ if (NS_INT32SZ + NS_INT16SZ > eom - p) goto bad;
-+ p += NS_INT32SZ;
-+ NS_GET16(r, p);
-+ if (r > eom - p) goto bad;
-+ p += r;
-+ }
-+ }
-+ return ptr - p;
-+bad:
-+ errno = EMSGSIZE;
-+ return -1;
-+}
-+
-+int ns_parserr(ns_msg *handle, ns_sect section, int rrnum, ns_rr *rr)
-+{
-+ int r;
-+
-+ if (section < 0 || section >= ns_s_max) goto bad;
-+ if (section != handle->_sect) {
-+ handle->_sect = section;
-+ handle->_rrnum = 0;
-+ handle->_msg_ptr = handle->_sections[section];
-+ }
-+ if (rrnum == -1) rrnum = handle->_rrnum;
-+ if (rrnum < 0 || rrnum >= handle->_counts[section]) goto bad;
-+ if (rrnum < handle->_rrnum) {
-+ handle->_rrnum = 0;
-+ handle->_msg_ptr = handle->_sections[section];
-+ }
-+ if (rrnum > handle->_rrnum) {
-+ r = ns_skiprr(handle->_msg_ptr, handle->_eom, section, rrnum - handle->_rrnum);
-+ if (r < 0) return -1;
-+ handle->_msg_ptr += r;
-+ handle->_rrnum = rrnum;
-+ }
-+ r = ns_name_uncompress(handle->_msg, handle->_eom, handle->_msg_ptr, rr->name, NS_MAXDNAME);
-+ if (r < 0) return -1;
-+ handle->_msg_ptr += r;
-+ if (2 * NS_INT16SZ > handle->_eom - handle->_msg_ptr) goto size;
-+ NS_GET16(rr->type, handle->_msg_ptr);
-+ NS_GET16(rr->rr_class, handle->_msg_ptr);
-+ if (section != ns_s_qd) {
-+ if (NS_INT32SZ + NS_INT16SZ > handle->_eom - handle->_msg_ptr) goto size;
-+ NS_GET32(rr->ttl, handle->_msg_ptr);
-+ NS_GET16(rr->rdlength, handle->_msg_ptr);
-+ if (rr->rdlength > handle->_eom - handle->_msg_ptr) goto size;
-+ rr->rdata = handle->_msg_ptr;
-+ handle->_msg_ptr += rr->rdlength;
-+ } else {
-+ rr->ttl = 0;
-+ rr->rdlength = 0;
-+ rr->rdata = NULL;
-+ }
-+ handle->_rrnum++;
-+ if (handle->_rrnum > handle->_counts[section]) {
-+ handle->_sect = section + 1;
-+ if (handle->_sect == ns_s_max) {
-+ handle->_rrnum = -1;
-+ handle->_msg_ptr = NULL;
-+ } else {
-+ handle->_rrnum = 0;
-+ }
-+ }
-+ return 0;
-+bad:
-+ errno = ENODEV;
-+ return -1;
-+size:
-+ errno = EMSGSIZE;
-+ return -1;
-+}
-+
-+int ns_name_uncompress(const unsigned char *msg, const unsigned char *eom,
-+ const unsigned char *src, char *dst, size_t dstsiz)
-+{
-+ int r;
-+ r = dn_expand(msg, eom, src, dst, dstsiz);
-+ if (r < 0) errno = EMSGSIZE;
-+ return r;
-+}
-+
---- a/src/process/posix_spawn.c
-+++ b/src/process/posix_spawn.c
-@@ -102,8 +102,7 @@ static int child(void *args_vp)
- }
- switch(op->cmd) {
- case FDOP_CLOSE:
-- if ((ret=__syscall(SYS_close, op->fd)))
-- goto fail;
-+ __syscall(SYS_close, op->fd);
- break;
- case FDOP_DUP2:
- if ((ret=__sys_dup2(op->srcfd, op->fd))<0)
-@@ -137,7 +136,7 @@ static int child(void *args_vp)
- fail:
- /* Since sizeof errno < PIPE_BUF, the write is atomic. */
- ret = -ret;
-- if (ret) while (write(p, &ret, sizeof ret) < 0);
-+ if (ret) while (__syscall(SYS_write, p, &ret, sizeof ret) < 0);
- _exit(127);
- }
-
---- a/src/regex/fnmatch.c
-+++ b/src/regex/fnmatch.c
-@@ -97,7 +97,13 @@ escaped:
- return pat[0];
- }
-
--static int match_bracket(const char *p, int k)
-+static int casefold(int k)
-+{
-+ int c = towupper(k);
-+ return c == k ? towlower(k) : c;
-+}
-+
-+static int match_bracket(const char *p, int k, int kfold)
- {
- wchar_t wc;
- int inv = 0;
-@@ -119,7 +125,10 @@ static int match_bracket(const char *p,
- wchar_t wc2;
- int l = mbtowc(&wc2, p+1, 4);
- if (l < 0) return 0;
-- if (wc<=wc2 && (unsigned)k-wc <= wc2-wc) return !inv;
-+ if (wc <= wc2)
-+ if ((unsigned)k-wc <= wc2-wc ||
-+ (unsigned)kfold-wc <= wc2-wc)
-+ return !inv;
- p += l-1;
- continue;
- }
-@@ -132,7 +141,9 @@ static int match_bracket(const char *p,
- char buf[16];
- memcpy(buf, p0, p-1-p0);
- buf[p-1-p0] = 0;
-- if (iswctype(k, wctype(buf))) return !inv;
-+ if (iswctype(k, wctype(buf)) ||
-+ iswctype(kfold, wctype(buf)))
-+ return !inv;
- }
- continue;
- }
-@@ -143,7 +154,7 @@ static int match_bracket(const char *p,
- if (l < 0) return 0;
- p += l-1;
- }
-- if (wc==k) return !inv;
-+ if (wc==k || wc==kfold) return !inv;
- }
- return inv;
- }
-@@ -153,7 +164,7 @@ static int fnmatch_internal(const char *
- const char *p, *ptail, *endpat;
- const char *s, *stail, *endstr;
- size_t pinc, sinc, tailcnt=0;
-- int c, k;
-+ int c, k, kfold;
-
- if (flags & FNM_PERIOD) {
- if (*str == '.' && *pat != '.')
-@@ -173,10 +184,11 @@ static int fnmatch_internal(const char *
- return (c==END) ? 0 : FNM_NOMATCH;
- str += sinc;
- n -= sinc;
-+ kfold = flags & FNM_CASEFOLD ? casefold(k) : k;
- if (c == BRACKET) {
-- if (!match_bracket(pat, k))
-+ if (!match_bracket(pat, k, kfold))
- return FNM_NOMATCH;
-- } else if (c != QUESTION && k != c) {
-+ } else if (c != QUESTION && k != c && kfold != c) {
- return FNM_NOMATCH;
- }
- pat+=pinc;
-@@ -233,10 +245,11 @@ static int fnmatch_internal(const char *
- break;
- }
- s += sinc;
-+ kfold = flags & FNM_CASEFOLD ? casefold(k) : k;
- if (c == BRACKET) {
-- if (!match_bracket(p-pinc, k))
-+ if (!match_bracket(p-pinc, k, kfold))
- return FNM_NOMATCH;
-- } else if (c != QUESTION && k != c) {
-+ } else if (c != QUESTION && k != c && kfold != c) {
- return FNM_NOMATCH;
- }
- }
-@@ -261,10 +274,11 @@ static int fnmatch_internal(const char *
- k = str_next(s, endstr-s, &sinc);
- if (!k)
- return FNM_NOMATCH;
-+ kfold = flags & FNM_CASEFOLD ? casefold(k) : k;
- if (c == BRACKET) {
-- if (!match_bracket(p-pinc, k))
-+ if (!match_bracket(p-pinc, k, kfold))
- break;
-- } else if (c != QUESTION && k != c) {
-+ } else if (c != QUESTION && k != c && kfold != c) {
- break;
- }
- s += sinc;
---- a/src/sched/affinity.c
-+++ b/src/sched/affinity.c
-@@ -1,5 +1,6 @@
- #define _GNU_SOURCE
- #include <sched.h>
-+#include <string.h>
- #include "pthread_impl.h"
- #include "syscall.h"
-
-@@ -10,17 +11,23 @@ int sched_setaffinity(pid_t tid, size_t
-
- int pthread_setaffinity_np(pthread_t td, size_t size, const cpu_set_t *set)
- {
-- return syscall(SYS_sched_setaffinity, td->tid, size, set);
-+ return -__syscall(SYS_sched_setaffinity, td->tid, size, set);
- }
-
--int sched_getaffinity(pid_t tid, size_t size, cpu_set_t *set)
-+static int do_getaffinity(pid_t tid, size_t size, cpu_set_t *set)
- {
- long ret = __syscall(SYS_sched_getaffinity, tid, size, set);
-- if (ret > 0) ret = 0;
-- return __syscall_ret(ret);
-+ if (ret < 0) return ret;
-+ if (ret < size) memset((char *)set+ret, 0, size-ret);
-+ return 0;
-+}
-+
-+int sched_getaffinity(pid_t tid, size_t size, cpu_set_t *set)
-+{
-+ return __syscall_ret(do_getaffinity(tid, size, set));
- }
-
- int pthread_getaffinity_np(pthread_t td, size_t size, cpu_set_t *set)
- {
-- return sched_getaffinity(td->tid, size, set);
-+ return -do_getaffinity(td->tid, size, set);
- }
---- a/src/setjmp/arm/longjmp.s
-+++ b/src/setjmp/arm/longjmp.s
-@@ -20,7 +20,7 @@ longjmp:
- ldc p2, cr4, [ip], #48
- 2: tst r1,#0x40
- beq 2f
-- ldc p11, cr8, [ip], #64
-+ .word 0xecbc8b10 /* vldmia ip!, {d8-d15} */
- 2: tst r1,#0x200
- beq 3f
- ldcl p1, cr10, [ip], #8
---- a/src/setjmp/arm/setjmp.s
-+++ b/src/setjmp/arm/setjmp.s
-@@ -22,7 +22,7 @@ setjmp:
- stc p2, cr4, [ip], #48
- 2: tst r1,#0x40
- beq 2f
-- stc p11, cr8, [ip], #64
-+ .word 0xecac8b10 /* vstmia ip!, {d8-d15} */
- 2: tst r1,#0x200
- beq 3f
- stcl p1, cr10, [ip], #8
---- a/src/signal/raise.c
-+++ b/src/signal/raise.c
-@@ -5,12 +5,11 @@
-
- int raise(int sig)
- {
-- int pid, tid, ret;
-+ int tid, ret;
- sigset_t set;
- __block_app_sigs(&set);
- tid = __syscall(SYS_gettid);
-- pid = __syscall(SYS_getpid);
-- ret = syscall(SYS_tgkill, pid, tid, sig);
-+ ret = syscall(SYS_tkill, tid, sig);
- __restore_sigs(&set);
- return ret;
- }
---- a/src/stdio/vfprintf.c
-+++ b/src/stdio/vfprintf.c
-@@ -158,7 +158,7 @@ static void pop_arg(union arg *arg, int
-
- static void out(FILE *f, const char *s, size_t l)
- {
-- __fwritex((void *)s, l, f);
-+ if (!(f->flags & F_ERR)) __fwritex((void *)s, l, f);
- }
-
- static void pad(FILE *f, char c, int w, int l, int fl)
-@@ -225,7 +225,7 @@ static int fmt_fp(FILE *f, long double y
-
- if (!isfinite(y)) {
- char *s = (t&32)?"inf":"INF";
-- if (y!=y) s=(t&32)?"nan":"NAN", pl=0;
-+ if (y!=y) s=(t&32)?"nan":"NAN";
- pad(f, ' ', w, 3+pl, fl&~ZERO_PAD);
- out(f, prefix, pl);
- out(f, s, 3);
-@@ -570,7 +570,7 @@ static int printf_core(FILE *f, const ch
- if (0) {
- case 'o':
- a = fmt_o(arg.i, z);
-- if ((fl&ALT_FORM) && arg.i) prefix+=5, pl=1;
-+ if ((fl&ALT_FORM) && p<z-a+1) p=z-a+1;
- } if (0) {
- case 'd': case 'i':
- pl=1;
-@@ -656,6 +656,7 @@ int vfprintf(FILE *restrict f, const cha
- int nl_type[NL_ARGMAX+1] = {0};
- union arg nl_arg[NL_ARGMAX+1];
- unsigned char internal_buf[80], *saved_buf = 0;
-+ int olderr;
- int ret;
-
- /* the copy allows passing va_list* even if va_list is an array */
-@@ -666,6 +667,8 @@ int vfprintf(FILE *restrict f, const cha
- }
-
- FLOCK(f);
-+ olderr = f->flags & F_ERR;
-+ if (f->mode < 1) f->flags &= ~F_ERR;
- if (!f->buf_size) {
- saved_buf = f->buf;
- f->wpos = f->wbase = f->buf = internal_buf;
-@@ -680,6 +683,8 @@ int vfprintf(FILE *restrict f, const cha
- f->buf_size = 0;
- f->wpos = f->wbase = f->wend = 0;
- }
-+ if (f->flags & F_ERR) ret = -1;
-+ f->flags |= olderr;
- FUNLOCK(f);
- va_end(ap2);
- return ret;
---- a/src/stdio/vfwprintf.c
-+++ b/src/stdio/vfwprintf.c
-@@ -149,7 +149,7 @@ static void pop_arg(union arg *arg, int
-
- static void out(FILE *f, const wchar_t *s, size_t l)
- {
-- while (l--) fputwc(*s++, f);
-+ while (l-- && !(f->flags & F_ERR)) fputwc(*s++, f);
- }
-
- static int getint(wchar_t **s) {
-@@ -345,6 +345,7 @@ int vfwprintf(FILE *restrict f, const wc
- va_list ap2;
- int nl_type[NL_ARGMAX] = {0};
- union arg nl_arg[NL_ARGMAX];
-+ int olderr;
- int ret;
-
- /* the copy allows passing va_list* even if va_list is an array */
-@@ -356,7 +357,11 @@ int vfwprintf(FILE *restrict f, const wc
-
- FLOCK(f);
- f->mode |= f->mode+1;
-+ olderr = f->flags & F_ERR;
-+ f->flags &= ~F_ERR;
- ret = wprintf_core(f, fmt, &ap2, nl_arg, nl_type);
-+ if (f->flags & F_ERR) ret = -1;
-+ f->flags |= olderr;
- FUNLOCK(f);
- va_end(ap2);
- return ret;
---- a/src/string/armel/memcpy.s
-+++ b/src/string/armel/memcpy.s
-@@ -49,113 +49,113 @@ memcpy:
- * ARM ABI. Since we have to save R0, we might as well save R4
- * which we can use for better pipelining of the reads below
- */
-- .fnstart
-- .save {r0, r4, lr}
-- stmfd sp!, {r0, r4, lr}
-- /* Making room for r5-r11 which will be spilled later */
-- .pad #28
-- sub sp, sp, #28
--
-- /* it simplifies things to take care of len<4 early */
-- cmp r2, #4
-- blo copy_last_3_and_return
--
-- /* compute the offset to align the source
-- * offset = (4-(src&3))&3 = -src & 3
-- */
-- rsb r3, r1, #0
-- ands r3, r3, #3
-- beq src_aligned
--
-- /* align source to 32 bits. We need to insert 2 instructions between
-- * a ldr[b|h] and str[b|h] because byte and half-word instructions
-- * stall 2 cycles.
-- */
-- movs r12, r3, lsl #31
-- sub r2, r2, r3 /* we know that r3 <= r2 because r2 >= 4 */
-- ldrmib r3, [r1], #1
-- ldrcsb r4, [r1], #1
-- ldrcsb r12,[r1], #1
-- strmib r3, [r0], #1
-- strcsb r4, [r0], #1
-- strcsb r12,[r0], #1
-+ .fnstart
-+ .save {r0, r4, lr}
-+ stmfd sp!, {r0, r4, lr}
-+ /* Making room for r5-r11 which will be spilled later */
-+ .pad #28
-+ sub sp, sp, #28
-+
-+ /* it simplifies things to take care of len<4 early */
-+ cmp r2, #4
-+ blo copy_last_3_and_return
-+
-+ /* compute the offset to align the source
-+ * offset = (4-(src&3))&3 = -src & 3
-+ */
-+ rsb r3, r1, #0
-+ ands r3, r3, #3
-+ beq src_aligned
-+
-+ /* align source to 32 bits. We need to insert 2 instructions between
-+ * a ldr[b|h] and str[b|h] because byte and half-word instructions
-+ * stall 2 cycles.
-+ */
-+ movs r12, r3, lsl #31
-+ sub r2, r2, r3 /* we know that r3 <= r2 because r2 >= 4 */
-+ .word 0x44d13001 /* ldrbmi r3, [r1], #1 */
-+ .word 0x24d14001 /* ldrbcs r4, [r1], #1 */
-+ .word 0x24d1c001 /* ldrbcs r12,[r1], #1 */
-+ .word 0x44c03001 /* strbmi r3, [r0], #1 */
-+ .word 0x24c04001 /* strbcs r4, [r0], #1 */
-+ .word 0x24c0c001 /* strbcs r12,[r0], #1 */
-
- src_aligned:
-
- /* see if src and dst are aligned together (congruent) */
-- eor r12, r0, r1
-- tst r12, #3
-- bne non_congruent
--
-- /* Use post-incriment mode for stm to spill r5-r11 to reserved stack
-- * frame. Don't update sp.
-- */
-- stmea sp, {r5-r11}
--
-- /* align the destination to a cache-line */
-- rsb r3, r0, #0
-- ands r3, r3, #0x1C
-- beq congruent_aligned32
-- cmp r3, r2
-- andhi r3, r2, #0x1C
--
-- /* conditionnaly copies 0 to 7 words (length in r3) */
-- movs r12, r3, lsl #28
-- ldmcsia r1!, {r4, r5, r6, r7} /* 16 bytes */
-- ldmmiia r1!, {r8, r9} /* 8 bytes */
-- stmcsia r0!, {r4, r5, r6, r7}
-- stmmiia r0!, {r8, r9}
-- tst r3, #0x4
-- ldrne r10,[r1], #4 /* 4 bytes */
-- strne r10,[r0], #4
-- sub r2, r2, r3
-+ eor r12, r0, r1
-+ tst r12, #3
-+ bne non_congruent
-+
-+ /* Use post-incriment mode for stm to spill r5-r11 to reserved stack
-+ * frame. Don't update sp.
-+ */
-+ stmea sp, {r5-r11}
-+
-+ /* align the destination to a cache-line */
-+ rsb r3, r0, #0
-+ ands r3, r3, #0x1C
-+ beq congruent_aligned32
-+ cmp r3, r2
-+ andhi r3, r2, #0x1C
-+
-+ /* conditionnaly copies 0 to 7 words (length in r3) */
-+ movs r12, r3, lsl #28
-+ ldmcs r1!, {r4, r5, r6, r7} /* 16 bytes */
-+ ldmmi r1!, {r8, r9} /* 8 bytes */
-+ stmcs r0!, {r4, r5, r6, r7}
-+ stmmi r0!, {r8, r9}
-+ tst r3, #0x4
-+ ldrne r10,[r1], #4 /* 4 bytes */
-+ strne r10,[r0], #4
-+ sub r2, r2, r3
-
- congruent_aligned32:
- /*
-- * here source is aligned to 32 bytes.
-- */
-+ * here source is aligned to 32 bytes.
-+ */
-
- cached_aligned32:
-- subs r2, r2, #32
-- blo less_than_32_left
-+ subs r2, r2, #32
-+ blo less_than_32_left
-
-- /*
-- * We preload a cache-line up to 64 bytes ahead. On the 926, this will
-- * stall only until the requested world is fetched, but the linefill
-- * continues in the the background.
-- * While the linefill is going, we write our previous cache-line
-- * into the write-buffer (which should have some free space).
-- * When the linefill is done, the writebuffer will
-- * start dumping its content into memory
-- *
-- * While all this is going, we then load a full cache line into
-- * 8 registers, this cache line should be in the cache by now
-- * (or partly in the cache).
-- *
-- * This code should work well regardless of the source/dest alignment.
-- *
-- */
--
-- /* Align the preload register to a cache-line because the cpu does
-- * "critical word first" (the first word requested is loaded first).
-- */
-- @ bic r12, r1, #0x1F
-- @ add r12, r12, #64
--
--1: ldmia r1!, { r4-r11 }
-- subs r2, r2, #32
--
-- /*
-- * NOTE: if r12 is more than 64 ahead of r1, the following ldrhi
-- * for ARM9 preload will not be safely guarded by the preceding subs.
-- * When it is safely guarded the only possibility to have SIGSEGV here
-- * is because the caller overstates the length.
-- */
-- @ ldrhi r3, [r12], #32 /* cheap ARM9 preload */
-- stmia r0!, { r4-r11 }
-- bhs 1b
-+ /*
-+ * We preload a cache-line up to 64 bytes ahead. On the 926, this will
-+ * stall only until the requested world is fetched, but the linefill
-+ * continues in the the background.
-+ * While the linefill is going, we write our previous cache-line
-+ * into the write-buffer (which should have some free space).
-+ * When the linefill is done, the writebuffer will
-+ * start dumping its content into memory
-+ *
-+ * While all this is going, we then load a full cache line into
-+ * 8 registers, this cache line should be in the cache by now
-+ * (or partly in the cache).
-+ *
-+ * This code should work well regardless of the source/dest alignment.
-+ *
-+ */
-
-- add r2, r2, #32
-+ /* Align the preload register to a cache-line because the cpu does
-+ * "critical word first" (the first word requested is loaded first).
-+ */
-+ @ bic r12, r1, #0x1F
-+ @ add r12, r12, #64
-+
-+1: ldmia r1!, { r4-r11 }
-+ subs r2, r2, #32
-+
-+ /*
-+ * NOTE: if r12 is more than 64 ahead of r1, the following ldrhi
-+ * for ARM9 preload will not be safely guarded by the preceding subs.
-+ * When it is safely guarded the only possibility to have SIGSEGV here
-+ * is because the caller overstates the length.
-+ */
-+ @ ldrhi r3, [r12], #32 /* cheap ARM9 preload */
-+ stmia r0!, { r4-r11 }
-+ bhs 1b
-+
-+ add r2, r2, #32
-
- less_than_32_left:
- /*
-@@ -166,30 +166,30 @@ less_than_32_left:
- * be a common case (if not executed the code below takes
- * about 16 cycles)
- */
-- tst r2, #0x1F
-- beq 1f
-+ tst r2, #0x1F
-+ beq 1f
-
-- /* conditionnaly copies 0 to 31 bytes */
-- movs r12, r2, lsl #28
-- ldmcsia r1!, {r4, r5, r6, r7} /* 16 bytes */
-- ldmmiia r1!, {r8, r9} /* 8 bytes */
-- stmcsia r0!, {r4, r5, r6, r7}
-- stmmiia r0!, {r8, r9}
-- movs r12, r2, lsl #30
-- ldrcs r3, [r1], #4 /* 4 bytes */
-- ldrmih r4, [r1], #2 /* 2 bytes */
-- strcs r3, [r0], #4
-- strmih r4, [r0], #2
-- tst r2, #0x1
-- ldrneb r3, [r1] /* last byte */
-- strneb r3, [r0]
--
-- /* we're done! restore everything and return */
--1: ldmfd sp!, {r5-r11}
-- ldmfd sp!, {r0, r4, lr}
-- tst lr, #1
-- moveq pc, lr
-- bx lr
-+ /* conditionnaly copies 0 to 31 bytes */
-+ movs r12, r2, lsl #28
-+ ldmcs r1!, {r4, r5, r6, r7} /* 16 bytes */
-+ ldmmi r1!, {r8, r9} /* 8 bytes */
-+ stmcs r0!, {r4, r5, r6, r7}
-+ stmmi r0!, {r8, r9}
-+ movs r12, r2, lsl #30
-+ ldrcs r3, [r1], #4 /* 4 bytes */
-+ .word 0x40d140b2 /* ldrhmi r4, [r1], #2 */ /* 2 bytes */
-+ strcs r3, [r0], #4
-+ .word 0x40c040b2 /* strhmi r4, [r0], #2 */
-+ tst r2, #0x1
-+ .word 0x15d13000 /* ldrbne r3, [r1] */ /* last byte */
-+ .word 0x15c03000 /* strbne r3, [r0] */
-+
-+ /* we're done! restore everything and return */
-+1: ldmfd sp!, {r5-r11}
-+ ldmfd sp!, {r0, r4, lr}
-+ tst lr, #1
-+ moveq pc, lr
-+ bx lr
-
- /********************************************************************/
-
-@@ -202,180 +202,180 @@ non_congruent:
- * (the number of bytes written is always smaller, because we have
- * partial words in the shift queue)
- */
-- cmp r2, #4
-- blo copy_last_3_and_return
-+ cmp r2, #4
-+ blo copy_last_3_and_return
-
-- /* Use post-incriment mode for stm to spill r5-r11 to reserved stack
-- * frame. Don't update sp.
-- */
-- stmea sp, {r5-r11}
--
-- /* compute shifts needed to align src to dest */
-- rsb r5, r0, #0
-- and r5, r5, #3 /* r5 = # bytes in partial words */
-- mov r12, r5, lsl #3 /* r12 = right */
-- rsb lr, r12, #32 /* lr = left */
--
-- /* read the first word */
-- ldr r3, [r1], #4
-- sub r2, r2, #4
--
-- /* write a partial word (0 to 3 bytes), such that destination
-- * becomes aligned to 32 bits (r5 = nb of words to copy for alignment)
-- */
-- movs r5, r5, lsl #31
-- strmib r3, [r0], #1
-- movmi r3, r3, lsr #8
-- strcsb r3, [r0], #1
-- movcs r3, r3, lsr #8
-- strcsb r3, [r0], #1
-- movcs r3, r3, lsr #8
--
-- cmp r2, #4
-- blo partial_word_tail
--
-- /* Align destination to 32 bytes (cache line boundary) */
--1: tst r0, #0x1c
-- beq 2f
-- ldr r5, [r1], #4
-- sub r2, r2, #4
-- orr r4, r3, r5, lsl lr
-- mov r3, r5, lsr r12
-- str r4, [r0], #4
-- cmp r2, #4
-- bhs 1b
-- blo partial_word_tail
-+ /* Use post-incriment mode for stm to spill r5-r11 to reserved stack
-+ * frame. Don't update sp.
-+ */
-+ stmea sp, {r5-r11}
-+
-+ /* compute shifts needed to align src to dest */
-+ rsb r5, r0, #0
-+ and r5, r5, #3 /* r5 = # bytes in partial words */
-+ mov r12, r5, lsl #3 /* r12 = right */
-+ rsb lr, r12, #32 /* lr = left */
-+
-+ /* read the first word */
-+ ldr r3, [r1], #4
-+ sub r2, r2, #4
-+
-+ /* write a partial word (0 to 3 bytes), such that destination
-+ * becomes aligned to 32 bits (r5 = nb of words to copy for alignment)
-+ */
-+ movs r5, r5, lsl #31
-+ .word 0x44c03001 /* strbmi r3, [r0], #1 */
-+ movmi r3, r3, lsr #8
-+ .word 0x24c03001 /* strbcs r3, [r0], #1 */
-+ movcs r3, r3, lsr #8
-+ .word 0x24c03001 /* strbcs r3, [r0], #1 */
-+ movcs r3, r3, lsr #8
-+
-+ cmp r2, #4
-+ blo partial_word_tail
-+
-+ /* Align destination to 32 bytes (cache line boundary) */
-+1: tst r0, #0x1c
-+ beq 2f
-+ ldr r5, [r1], #4
-+ sub r2, r2, #4
-+ orr r4, r3, r5, lsl lr
-+ mov r3, r5, lsr r12
-+ str r4, [r0], #4
-+ cmp r2, #4
-+ bhs 1b
-+ blo partial_word_tail
-
- /* copy 32 bytes at a time */
--2: subs r2, r2, #32
-- blo less_than_thirtytwo
-+2: subs r2, r2, #32
-+ blo less_than_thirtytwo
-+
-+ /* Use immediate mode for the shifts, because there is an extra cycle
-+ * for register shifts, which could account for up to 50% of
-+ * performance hit.
-+ */
-
-- /* Use immediate mode for the shifts, because there is an extra cycle
-- * for register shifts, which could account for up to 50% of
-- * performance hit.
-- */
--
-- cmp r12, #24
-- beq loop24
-- cmp r12, #8
-- beq loop8
-+ cmp r12, #24
-+ beq loop24
-+ cmp r12, #8
-+ beq loop8
-
- loop16:
-- ldr r12, [r1], #4
--1: mov r4, r12
-- ldmia r1!, { r5,r6,r7, r8,r9,r10,r11}
-- subs r2, r2, #32
-- ldrhs r12, [r1], #4
-- orr r3, r3, r4, lsl #16
-- mov r4, r4, lsr #16
-- orr r4, r4, r5, lsl #16
-- mov r5, r5, lsr #16
-- orr r5, r5, r6, lsl #16
-- mov r6, r6, lsr #16
-- orr r6, r6, r7, lsl #16
-- mov r7, r7, lsr #16
-- orr r7, r7, r8, lsl #16
-- mov r8, r8, lsr #16
-- orr r8, r8, r9, lsl #16
-- mov r9, r9, lsr #16
-- orr r9, r9, r10, lsl #16
-- mov r10, r10, lsr #16
-- orr r10, r10, r11, lsl #16
-- stmia r0!, {r3,r4,r5,r6, r7,r8,r9,r10}
-- mov r3, r11, lsr #16
-- bhs 1b
-- b less_than_thirtytwo
-+ ldr r12, [r1], #4
-+1: mov r4, r12
-+ ldmia r1!, { r5,r6,r7, r8,r9,r10,r11}
-+ subs r2, r2, #32
-+ ldrhs r12, [r1], #4
-+ orr r3, r3, r4, lsl #16
-+ mov r4, r4, lsr #16
-+ orr r4, r4, r5, lsl #16
-+ mov r5, r5, lsr #16
-+ orr r5, r5, r6, lsl #16
-+ mov r6, r6, lsr #16
-+ orr r6, r6, r7, lsl #16
-+ mov r7, r7, lsr #16
-+ orr r7, r7, r8, lsl #16
-+ mov r8, r8, lsr #16
-+ orr r8, r8, r9, lsl #16
-+ mov r9, r9, lsr #16
-+ orr r9, r9, r10, lsl #16
-+ mov r10, r10, lsr #16
-+ orr r10, r10, r11, lsl #16
-+ stmia r0!, {r3,r4,r5,r6, r7,r8,r9,r10}
-+ mov r3, r11, lsr #16
-+ bhs 1b
-+ b less_than_thirtytwo
-
- loop8:
-- ldr r12, [r1], #4
--1: mov r4, r12
-- ldmia r1!, { r5,r6,r7, r8,r9,r10,r11}
-- subs r2, r2, #32
-- ldrhs r12, [r1], #4
-- orr r3, r3, r4, lsl #24
-- mov r4, r4, lsr #8
-- orr r4, r4, r5, lsl #24
-- mov r5, r5, lsr #8
-- orr r5, r5, r6, lsl #24
-- mov r6, r6, lsr #8
-- orr r6, r6, r7, lsl #24
-- mov r7, r7, lsr #8
-- orr r7, r7, r8, lsl #24
-- mov r8, r8, lsr #8
-- orr r8, r8, r9, lsl #24
-- mov r9, r9, lsr #8
-- orr r9, r9, r10, lsl #24
-- mov r10, r10, lsr #8
-- orr r10, r10, r11, lsl #24
-- stmia r0!, {r3,r4,r5,r6, r7,r8,r9,r10}
-- mov r3, r11, lsr #8
-- bhs 1b
-- b less_than_thirtytwo
-+ ldr r12, [r1], #4
-+1: mov r4, r12
-+ ldmia r1!, { r5,r6,r7, r8,r9,r10,r11}
-+ subs r2, r2, #32
-+ ldrhs r12, [r1], #4
-+ orr r3, r3, r4, lsl #24
-+ mov r4, r4, lsr #8
-+ orr r4, r4, r5, lsl #24
-+ mov r5, r5, lsr #8
-+ orr r5, r5, r6, lsl #24
-+ mov r6, r6, lsr #8
-+ orr r6, r6, r7, lsl #24
-+ mov r7, r7, lsr #8
-+ orr r7, r7, r8, lsl #24
-+ mov r8, r8, lsr #8
-+ orr r8, r8, r9, lsl #24
-+ mov r9, r9, lsr #8
-+ orr r9, r9, r10, lsl #24
-+ mov r10, r10, lsr #8
-+ orr r10, r10, r11, lsl #24
-+ stmia r0!, {r3,r4,r5,r6, r7,r8,r9,r10}
-+ mov r3, r11, lsr #8
-+ bhs 1b
-+ b less_than_thirtytwo
-
- loop24:
-- ldr r12, [r1], #4
--1: mov r4, r12
-- ldmia r1!, { r5,r6,r7, r8,r9,r10,r11}
-- subs r2, r2, #32
-- ldrhs r12, [r1], #4
-- orr r3, r3, r4, lsl #8
-- mov r4, r4, lsr #24
-- orr r4, r4, r5, lsl #8
-- mov r5, r5, lsr #24
-- orr r5, r5, r6, lsl #8
-- mov r6, r6, lsr #24
-- orr r6, r6, r7, lsl #8
-- mov r7, r7, lsr #24
-- orr r7, r7, r8, lsl #8
-- mov r8, r8, lsr #24
-- orr r8, r8, r9, lsl #8
-- mov r9, r9, lsr #24
-- orr r9, r9, r10, lsl #8
-- mov r10, r10, lsr #24
-- orr r10, r10, r11, lsl #8
-- stmia r0!, {r3,r4,r5,r6, r7,r8,r9,r10}
-- mov r3, r11, lsr #24
-- bhs 1b
-+ ldr r12, [r1], #4
-+1: mov r4, r12
-+ ldmia r1!, { r5,r6,r7, r8,r9,r10,r11}
-+ subs r2, r2, #32
-+ ldrhs r12, [r1], #4
-+ orr r3, r3, r4, lsl #8
-+ mov r4, r4, lsr #24
-+ orr r4, r4, r5, lsl #8
-+ mov r5, r5, lsr #24
-+ orr r5, r5, r6, lsl #8
-+ mov r6, r6, lsr #24
-+ orr r6, r6, r7, lsl #8
-+ mov r7, r7, lsr #24
-+ orr r7, r7, r8, lsl #8
-+ mov r8, r8, lsr #24
-+ orr r8, r8, r9, lsl #8
-+ mov r9, r9, lsr #24
-+ orr r9, r9, r10, lsl #8
-+ mov r10, r10, lsr #24
-+ orr r10, r10, r11, lsl #8
-+ stmia r0!, {r3,r4,r5,r6, r7,r8,r9,r10}
-+ mov r3, r11, lsr #24
-+ bhs 1b
-
- less_than_thirtytwo:
- /* copy the last 0 to 31 bytes of the source */
-- rsb r12, lr, #32 /* we corrupted r12, recompute it */
-- add r2, r2, #32
-- cmp r2, #4
-- blo partial_word_tail
--
--1: ldr r5, [r1], #4
-- sub r2, r2, #4
-- orr r4, r3, r5, lsl lr
-- mov r3, r5, lsr r12
-- str r4, [r0], #4
-- cmp r2, #4
-- bhs 1b
-+ rsb r12, lr, #32 /* we corrupted r12, recompute it */
-+ add r2, r2, #32
-+ cmp r2, #4
-+ blo partial_word_tail
-+
-+1: ldr r5, [r1], #4
-+ sub r2, r2, #4
-+ orr r4, r3, r5, lsl lr
-+ mov r3, r5, lsr r12
-+ str r4, [r0], #4
-+ cmp r2, #4
-+ bhs 1b
-
- partial_word_tail:
- /* we have a partial word in the input buffer */
-- movs r5, lr, lsl #(31-3)
-- strmib r3, [r0], #1
-- movmi r3, r3, lsr #8
-- strcsb r3, [r0], #1
-- movcs r3, r3, lsr #8
-- strcsb r3, [r0], #1
-+ movs r5, lr, lsl #(31-3)
-+ .word 0x44c03001 /* strbmi r3, [r0], #1 */
-+ movmi r3, r3, lsr #8
-+ .word 0x24c03001 /* strbcs r3, [r0], #1 */
-+ movcs r3, r3, lsr #8
-+ .word 0x24c03001 /* strbcs r3, [r0], #1 */
-
-- /* Refill spilled registers from the stack. Don't update sp. */
-- ldmfd sp, {r5-r11}
-+ /* Refill spilled registers from the stack. Don't update sp. */
-+ ldmfd sp, {r5-r11}
-
- copy_last_3_and_return:
-- movs r2, r2, lsl #31 /* copy remaining 0, 1, 2 or 3 bytes */
-- ldrmib r2, [r1], #1
-- ldrcsb r3, [r1], #1
-- ldrcsb r12,[r1]
-- strmib r2, [r0], #1
-- strcsb r3, [r0], #1
-- strcsb r12,[r0]
--
-- /* we're done! restore sp and spilled registers and return */
-- add sp, sp, #28
-- ldmfd sp!, {r0, r4, lr}
-- tst lr, #1
-- moveq pc, lr
-- bx lr
-+ movs r2, r2, lsl #31 /* copy remaining 0, 1, 2 or 3 bytes */
-+ .word 0x44d12001 /* ldrbmi r2, [r1], #1 */
-+ .word 0x24d13001 /* ldrbcs r3, [r1], #1 */
-+ .word 0x25d1c000 /* ldrbcs r12,[r1] */
-+ .word 0x44c02001 /* strbmi r2, [r0], #1 */
-+ .word 0x24c03001 /* strbcs r3, [r0], #1 */
-+ .word 0x25c0c000 /* strbcs r12,[r0] */
-+
-+ /* we're done! restore sp and spilled registers and return */
-+ add sp, sp, #28
-+ ldmfd sp!, {r0, r4, lr}
-+ tst lr, #1
-+ moveq pc, lr
-+ bx lr
---- a/src/thread/arm/__set_thread_area.s
-+++ b/src/thread/arm/__set_thread_area.s
-@@ -1,12 +1 @@
--.text
--.global __set_thread_area
--.type __set_thread_area,%function
--__set_thread_area:
-- mov r1,r7
-- mov r7,#0x0f0000
-- add r7,r7,#5
-- svc 0
-- mov r7,r1
-- tst lr,#1
-- moveq pc,lr
-- bx lr
-+/* Replaced by C code in arch/arm/src */
---- a/src/thread/arm/tls.s
-+++ /dev/null
-@@ -1,4 +0,0 @@
--.global __aeabi_read_tp
--.type __aeabi_read_tp,%function
--__aeabi_read_tp:
-- ldr pc,=0xffff0fe0
---- a/src/thread/pthread_once.c
-+++ b/src/thread/pthread_once.c
-@@ -8,15 +8,8 @@ static void undo(void *control)
- __wake(control, -1, 1);
- }
-
--int __pthread_once(pthread_once_t *control, void (*init)(void))
-+int __pthread_once_full(pthread_once_t *control, void (*init)(void))
- {
-- /* Return immediately if init finished before, but ensure that
-- * effects of the init routine are visible to the caller. */
-- if (*control == 2) {
-- a_barrier();
-- return 0;
-- }
--
- /* Try to enter initializing state. Four possibilities:
- * 0 - we're the first or the other cancelled; run init
- * 1 - another thread is running init; wait
-@@ -43,4 +36,15 @@ int __pthread_once(pthread_once_t *contr
- }
- }
-
-+int __pthread_once(pthread_once_t *control, void (*init)(void))
-+{
-+ /* Return immediately if init finished before, but ensure that
-+ * effects of the init routine are visible to the caller. */
-+ if (*control == 2) {
-+ a_barrier();
-+ return 0;
-+ }
-+ return __pthread_once_full(control, init);
-+}
-+
- weak_alias(__pthread_once, pthread_once);
projects / openwrt / staging / lynxis / omap.git / commitdiff