diff options
Diffstat (limited to 'main/musl/0003-b9b2db2f-to-efe07b0f.patch')
| -rw-r--r-- | main/musl/0003-b9b2db2f-to-efe07b0f.patch | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/main/musl/0003-b9b2db2f-to-efe07b0f.patch b/main/musl/0003-b9b2db2f-to-efe07b0f.patch new file mode 100644 index 0000000000..5c4291378b --- /dev/null +++ b/main/musl/0003-b9b2db2f-to-efe07b0f.patch @@ -0,0 +1,156 @@ +diff --git a/arch/arm/atomic.h b/arch/arm/atomic.h +index 734d287..50ad947 100644 +--- a/arch/arm/atomic.h ++++ b/arch/arm/atomic.h +@@ -22,7 +22,28 @@ static inline int a_ctz_64(uint64_t x) + return a_ctz_l(y); + } + ++#if __ARM_ARCH_6__ || __ARM_ARCH_6K__ || __ARM_ARCH_6ZK__ \ ++ || __ARM_ARCH_7A__ || __ARM_ARCH_7R__ \ ++ || __ARM_ARCH >= 7 ++static inline int __k_cas(int t, int s, volatile int *p) ++{ ++ int ret; ++ __asm__( ++ " mcr p15,0,r0,c7,c10,5\n" ++ "1: ldrex %0,%3\n" ++ " subs %0,%0,%1\n" ++ " strexeq %0,%2,%3\n" ++ " teqeq %0,#1\n" ++ " beq 1b\n" ++ " mcr p15,0,r0,c7,c10,5\n" ++ : "=&r"(ret) ++ : "r"(t), "r"(s), "Q"(*p) ++ : "memory", "cc" ); ++ return ret; ++} ++#else + #define __k_cas ((int (*)(int, int, volatile int *))0xffff0fc0) ++#endif + + static inline int a_cas(volatile int *p, int t, int s) + { +diff --git a/arch/arm/pthread_arch.h b/arch/arm/pthread_arch.h +index 43a1c01..ec77a83 100644 +--- a/arch/arm/pthread_arch.h ++++ b/arch/arm/pthread_arch.h +@@ -1,8 +1,22 @@ +-typedef char *(*__ptr_func_t)(void) __attribute__((const)); ++#if __ARM_ARCH_6K__ || __ARM_ARCH_6ZK__ \ ++ || __ARM_ARCH_7A__ || __ARM_ARCH_7R__ \ ++ || __ARM_ARCH >= 7 ++ ++static inline __attribute__((const)) pthread_t __pthread_self() ++{ ++ char *p; ++ __asm__( "mrc p15,0,%0,c13,c0,3" : "=r"(p) ); ++ return (void *)(p+8-sizeof(struct pthread)); ++} ++ ++#else + ++typedef char *(*__ptr_func_t)(void) __attribute__((const)); + #define __pthread_self() \ + ((pthread_t)(((__ptr_func_t)0xffff0fe0)()+8-sizeof(struct pthread))) + ++#endif ++ + #define TLS_ABOVE_TP + #define TP_ADJ(p) ((char *)(p) + sizeof(struct pthread) - 8) + +diff --git a/include/sys/auxv.h b/include/sys/auxv.h +new file mode 100644 +index 0000000..6dcf9ad +--- /dev/null ++++ b/include/sys/auxv.h +@@ -0,0 +1,16 @@ ++#ifndef _SYS_AUXV_H ++#define _SYS_AUXV_H ++ ++#ifdef __cplusplus ++extern "C" { ++#endif ++ ++#include <elf.h> ++ ++unsigned long getauxval(unsigned long); ++ ++#ifdef __cplusplus ++} ++#endif ++ ++#endif +diff --git a/src/env/__init_tls.c b/src/env/__init_tls.c +index 8ac0036..89d081e 100644 +--- a/src/env/__init_tls.c ++++ b/src/env/__init_tls.c +@@ -64,16 +64,6 @@ void *__tls_get_addr(size_t *v) + return (char *)__pthread_self()->dtv[1]+v[1]; + } + +-static void *simple(void *p) +-{ +- *(void **)p = p; +- return __set_thread_area(TP_ADJ(p)) ? 0 : p; +-} +- +-weak_alias(simple, __install_initial_tls); +- +-void *__mmap(void *, size_t, int, int, int, off_t); +- + #if ULONG_MAX == 0xffffffff + typedef Elf32_Phdr Phdr; + #else +diff --git a/src/env/__libc_start_main.c b/src/env/__libc_start_main.c +index 73d4932..ac37492 100644 +--- a/src/env/__libc_start_main.c ++++ b/src/env/__libc_start_main.c +@@ -3,7 +3,6 @@ + + void __init_tls(size_t *); + void __init_security(size_t *); +-void __init_ldso_ctors(void); + + #ifndef SHARED + static void dummy() {} +diff --git a/src/misc/getauxval.c b/src/misc/getauxval.c +new file mode 100644 +index 0000000..5ac8b3d +--- /dev/null ++++ b/src/misc/getauxval.c +@@ -0,0 +1,12 @@ ++#include <sys/auxv.h> ++#include <errno.h> ++#include "libc.h" ++ ++unsigned long getauxval(unsigned long item) ++{ ++ size_t *auxv = libc.auxv; ++ for (; *auxv; auxv+=2) ++ if (*auxv==item) return auxv[1]; ++ errno = ENOENT; ++ return 0; ++} +diff --git a/src/stdio/vfprintf.c b/src/stdio/vfprintf.c +index 31c3d5d..0be7549 100644 +--- a/src/stdio/vfprintf.c ++++ b/src/stdio/vfprintf.c +@@ -356,15 +356,15 @@ static int fmt_fp(FILE *f, long double y, int w, int p, int fl, int t) + *d = *d + i; + while (*d > 999999999) { + *d--=0; ++ if (d<a) *--a=0; + (*d)++; + } +- if (d<a) a=d; + for (i=10, e=9*(r-a); *a>=i; i*=10, e++); + } + } + if (z>d+1) z=d+1; +- for (; !z[-1] && z>a; z--); + } ++ for (; z>a && !z[-1]; z--); + + if ((t|32)=='g') { + if (!p) p++; |