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//#include <sysdeps/generic/sysdep.h>
#ifdef __ASSEMBLER__
/* Define an entry point visible from C. */
#ifdef PIC
#define ENTRY(name) \
.pic \
.align 2; \
.globl C_SYMBOL_NAME(name); \
.func C_SYMBOL_NAME(name); \
.type C_SYMBOL_NAME(name), @function; \
C_SYMBOL_NAME(name):
#else
#define ENTRY(name) \
.align 2; \
.globl C_SYMBOL_NAME(name); \
.func C_SYMBOL_NAME(name); \
.type C_SYMBOL_NAME(name), @function; \
C_SYMBOL_NAME(name):
#endif
#undef END
#define END(name) \
.endfunc; \
.size C_SYMBOL_NAME(name), .-C_SYMBOL_NAME(name)
/* If compiled for profiling, call `mcount' at the start of each function. */
#ifdef HAVE_ELF
#undef NO_UNDERSCORES
#define NO_UNDERSCORES
#endif
#ifdef NO_UNDERSCORES
#define syscall_error __syscall_error
#endif
#define SYS_ify(syscall_name) (__NR_##syscall_name)
#define __do_syscall(syscall_name) \
syscall SYS_ify(syscall_name);
#define SYSCALL_ERROR_HANDLER
#define SYSCALL_ERROR __syscall_error
#ifdef PIC
#ifdef __NDS32_N1213_43U1H__
#ifdef NDS_ABI_V0
#define PSEUDO(name, syscall_name, args) \
.pic; \
.align 2; \
1: ret; \
99: addi $r0, $lp, 0; \
jal 1b; \
sethi $r1, hi20(_GLOBAL_OFFSET_TABLE_); \
ori $r1, $r1, lo12(_GLOBAL_OFFSET_TABLE_+4); \
add $r1, $lp, $r1; \
addi $lp, $r0, 0; \
sethi $r15, hi20(SYSCALL_ERROR@PLT); \
ori $r15, $r15, lo12(SYSCALL_ERROR@PLT); \
add $r15, $r15, $r1; \
jr $r15; \
nop; \
ENTRY(name); \
__do_syscall(syscall_name); \
bgez $r5, 2f; \
sltsi $r0, $r5, -4096; \
beqz $r0, 99b; \
2:
#else
#define PSEUDO(name, syscall_name, args) \
.pic; \
.align 2; \
1: ret; \
99: addi $r2, $lp, 0; \
jal 1b; \
sethi $r1, hi20(_GLOBAL_OFFSET_TABLE_); \
ori $r1, $r1, lo12(_GLOBAL_OFFSET_TABLE_+4); \
add $r1, $lp, $r1; \
addi $lp, $r2, 0; \
sethi $r15, hi20(SYSCALL_ERROR@PLT); \
ori $r15, $r15, lo12(SYSCALL_ERROR@PLT); \
add $r15, $r15, $r1; \
jr $r15; \
nop; \
ENTRY(name); \
__do_syscall(syscall_name); \
bgez $r0, 2f; \
sltsi $r1, $r0, -4096; \
beqz $r1, 99b; \
2:
#endif
#else
#define PSEUDO(name, syscall_name, args) \
.pic; \
.align 2; \
99: mfusr $r15, $PC; \
sethi $r1, hi20(_GLOBAL_OFFSET_TABLE_ + 4); \
ori $r1, $r1, lo12(_GLOBAL_OFFSET_TABLE_ + 8); \
add $r1, $r15, $r1; \
sethi $r15, hi20(SYSCALL_ERROR@PLT); \
ori $r15, $r15, lo12(SYSCALL_ERROR@PLT); \
add $r15, $r15, $r1; \
jr $r15; \
nop; \
ENTRY(name); \
__do_syscall(syscall_name); \
bgez $r0, 2f; \
sltsi $r1, $r0, -4096; \
beqz $r1, 99b; \
2:
#endif
#else
#ifdef OLD2_ABI
#define PSEUDO(name, syscall_name, args) \
.align 2; \
99: j SYSCALL_ERROR; \
nop; \
ENTRY(name); \
__do_syscall(syscall_name); \
bgez $r5, 2f; \
sltsi $r0, $r5, -4096; \
beqz $r0, 99b; \
2:
#else
#define PSEUDO(name, syscall_name, args) \
.align 2; \
99: j SYSCALL_ERROR; \
nop; \
ENTRY(name); \
__do_syscall(syscall_name); \
bgez $r0, 2f; \
sltsi $r1, $r0, -4096; \
beqz $r1, 99b; \
2:
#endif
#endif
#define PSEUDO_NOERRNO(name, syscall_name, args) \
ENTRY(name); \
__do_syscall(syscall_name);
#undef PSEUDO_END
#define PSEUDO_END(sym) \
SYSCALL_ERROR_HANDLER \
END(sym)
#undef PSEUDO_END_ERRVAL
#define PSEUDO_END_ERRVAL(sym) END(sym)
#define PSEUDO_ERRVAL(name, syscall_name, args) PSEUDO_NOERRNO(name, syscall_name, args)
#define ret_ERRVAL ret
#define ret_NOERRNO ret
#if defined NOT_IN_libc
#define SYSCALL_ERROR __local_syscall_error
#ifdef PIC
#ifdef __NDS32_N1213_43U1H__
#ifdef NDS_ABI_V0
#define SYSCALL_ERROR_HANDLER \
__local_syscall_error: pushm $gp, $lp, $sp; \
jal 1f; \
sethi $gp, hi20(_GLOBAL_OFFSET_TABLE_); \
ori $gp, $gp, lo12(_GLOBAL_OFFSET_TABLE_+4); \
add $gp, $gp, $lp; \
neg $r5, $r5; \
push $r5; \
addi $sp, $sp, -28; \
bal C_SYMBOL_NAME(__errno_location@PLT); \
addi $sp, $sp, 28; \
pop $r1; \
swi $r1, [$r5]; \
li $r5, -1; \
popm $gp, $lp, $sp; \
1: ret;
#else
#define SYSCALL_ERROR_HANDLER \
__local_syscall_error: pushm $gp, $lp, $sp; \
jal 1f; \
sethi $gp, hi20(_GLOBAL_OFFSET_TABLE_); \
ori $gp, $gp, lo12(_GLOBAL_OFFSET_TABLE_+4); \
add $gp, $gp, $lp; \
neg $r0, $r0; \
push $r0; \
#if defined(NDS32_ABI_2) || defined(NDS32_ABI_2FP) \
addi $sp, $sp, -4; \
#else \
addi $sp, $sp, -28; \
#endif \
bal C_SYMBOL_NAME(__errno_location@PLT); \
#if defined(NDS32_ABI_2) || defined(NDS32_ABI_2FP) \
addi $sp, $sp, 4; \
#else \
addi $sp, $sp, 28; \
#endif \
pop $r1; \
swi $r1, [$r0]; \
li $r0, -1; \
popm $gp, $lp, $sp; \
1: ret;
#endif
#else
#define SYSCALL_ERROR_HANDLER \
__local_syscall_error: pushm $gp, $lp, $sp; \
mfusr $r15, $PC; \
sethi $gp, hi20(_GLOBAL_OFFSET_TABLE_+4); \
ori $gp, $gp, lo12(_GLOBAL_OFFSET_TABLE_+8); \
add $gp, $gp, $r15; \
neg $r0, $r0; \
push $r0; \
#if defined(NDS32_ABI_2) || defined(NDS32_ABI_2FP) \
addi $sp, $sp, -4; \
#else \
addi $sp, $sp, -28; \
#endif \
bal C_SYMBOL_NAME(__errno_location@PLT); \
#if defined(NDS32_ABI_2) || defined(NDS32_ABI_2FP) \
addi $sp, $sp, 4; \
#else \
addi $sp, $sp, 28; \
#endif \
pop $r1; \
swi $r1, [$r0]; \
li $r0, -1; \
popm $gp, $lp, $sp; \
1: ret;
#endif
#else
#ifdef NDS_ABI_V0
#define SYSCALL_ERROR_HANDLER \
__local_syscall_error: push $lp; \
neg $r5, $r5; \
push $r5; \
addi $sp, $sp, -28; \
bal C_SYMBOL_NAME(__errno_location); \
addi $sp, $sp, 28; \
pop $r1; \
swi $r1, [$r5]; \
li $r5, -1; \
pop $lp; \
ret;
#else
#define SYSCALL_ERROR_HANDLER \
__local_syscall_error: push $lp; \
neg $r0, $r0; \
push $r0; \
#if defined(NDS32_ABI_2) || defined(NDS32_ABI_2FP) \
addi $sp, $sp, -4; \
#else \
addi $sp, $sp, -28; \
#endif \
bal C_SYMBOL_NAME(__errno_location); \
#if defined(NDS32_ABI_2) || defined(NDS32_ABI_2FP) \
addi $sp, $sp, 4; \
#else \
addi $sp, $sp, 28; \
#endif \
pop $r1; \
swi $r1, [$r0]; \
li $r0, -1; \
pop $lp; \
ret;
#endif
#endif
#else
#define SYSCALL_ERROR_HANDLER
#define SYSCALL_ERROR __syscall_error
#endif
#endif /* __ASSEMBLER__ */
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