diff options
Diffstat (limited to 'mdk-stage1/dietlibc/sparc')
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/Makefile.add | 1 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/__longjmp.S | 1 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/clone.S | 5 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/errlist.S | 280 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/fork.S | 2 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/mmap.c | 4 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/pipe.S | 2 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/setjmp.S | 28 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/shmat.c | 2 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/sigaction.c | 7 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/start.S | 58 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/strlen.S | 11 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/syscalls.h | 276 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/udiv.S | 102 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/umul.S | 6 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/unified.S | 10 | ||||
| -rw-r--r-- | mdk-stage1/dietlibc/sparc/urem.S | 102 |
17 files changed, 741 insertions, 156 deletions
diff --git a/mdk-stage1/dietlibc/sparc/Makefile.add b/mdk-stage1/dietlibc/sparc/Makefile.add index 0de05b1db..102175bc5 100644 --- a/mdk-stage1/dietlibc/sparc/Makefile.add +++ b/mdk-stage1/dietlibc/sparc/Makefile.add @@ -1,3 +1,4 @@ CFLAGS+=-mcpu=supersparc -Os VPATH:=sparc:syscalls.s:$(VPATH) +LIBOBJ+=$(OBJDIR)/udiv.o $(OBJDIR)/umul.o $(OBJDIR)/urem.o diff --git a/mdk-stage1/dietlibc/sparc/__longjmp.S b/mdk-stage1/dietlibc/sparc/__longjmp.S index 72e001a2f..6550d2b5c 100644 --- a/mdk-stage1/dietlibc/sparc/__longjmp.S +++ b/mdk-stage1/dietlibc/sparc/__longjmp.S @@ -10,6 +10,7 @@ .text .global __longjmp +.type __longjmp,function __longjmp: /* Store our arguments in global registers so we can still use them while unwinding frames and their register windows. */ diff --git a/mdk-stage1/dietlibc/sparc/clone.S b/mdk-stage1/dietlibc/sparc/clone.S index 58b438249..fd8d1d126 100644 --- a/mdk-stage1/dietlibc/sparc/clone.S +++ b/mdk-stage1/dietlibc/sparc/clone.S @@ -1,10 +1,11 @@ -#include <asm/errno.h> -#include <asm/unistd.h> +#include <errno.h> +#include "syscalls.h" .text .align 4 .weak clone clone: +.type __clone,#function .global __clone __clone: save %sp, -96, %sp diff --git a/mdk-stage1/dietlibc/sparc/errlist.S b/mdk-stage1/dietlibc/sparc/errlist.S new file mode 100644 index 000000000..c23f7b3d5 --- /dev/null +++ b/mdk-stage1/dietlibc/sparc/errlist.S @@ -0,0 +1,280 @@ +#ifdef __DYN_LIB +.section .data +#else +.section .rodata +#endif + +.align 4 +.global sys_errlist +.type sys_errlist,@object +sys_errlist: + .long .LC000 + .long .LC001 + .long .LC002 + .long .LC003 + .long .LC004 + .long .LC005 + .long .LC006 + .long .LC007 + .long .LC008 + .long .LC009 + .long .LC010 + .long .LC011 + .long .LC012 + .long .LC013 + .long .LC014 + .long .LC015 + .long .LC016 + .long .LC017 + .long .LC018 + .long .LC019 + .long .LC020 + .long .LC021 + .long .LC022 + .long .LC023 + .long .LC024 + .long .LC025 + .long .LC026 + .long .LC027 + .long .LC028 + .long .LC029 + .long .LC030 + .long .LC031 + .long .LC032 + .long .LC033 + .long .LC034 + .long .LC035 + .long .LC036 + .long .LC037 + .long .LC038 + .long .LC039 + .long .LC040 + .long .LC041 + .long .LC042 + .long .LC043 + .long .LC044 + .long .LC045 + .long .LC046 + .long .LC047 + .long .LC048 + .long .LC049 + .long .LC050 + .long .LC051 + .long .LC052 + .long .LC053 + .long .LC054 + .long .LC055 + .long .LC056 + .long .LC057 + .long .LC058 + .long .LC059 + .long .LC060 + .long .LC061 + .long .LC062 + .long .LC063 + .long .LC064 + .long .LC065 + .long .LC066 + .long .LC067 + .long .LC068 + .long .LC069 + .long .LC070 + .long .LC071 + .long .LC072 + .long .LC073 + .long .LC074 + .long .LC075 + .long .LC076 + .long .LC077 + .long .LC078 + .long .LC079 + .long .LC080 + .long .LC081 + .long .LC082 + .long .LC083 + .long .LC084 + .long .LC085 + .long .LC086 + .long .LC087 + .long .LC088 + .long .LC089 + .long .LC090 + .long .LC091 + .long .LC092 + .long .LC093 + .long .LC094 + .long .LC095 + .long .LC096 + .long .LC097 + .long .LC098 + .long .LC099 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC100 + .long .LC120 + .long .LC121 + .long .LC122 + .long .LC123 + .long .LC124 + .long .LC125 + .long .LC126 + .long 0 +.size sys_errlist,.-sys_errlist + +.align 4 +.global sys_nerr +.type sys_nerr,@object +sys_nerr: + .long 127 +.size sys_nerr,4 + +#ifdef __DYN_LIB +.section .rodata +#endif + +.LC000: .string "Success" +.LC001: .string "Operation not permitted" +.LC002: .string "No such file or directory" +.LC003: .string "No such process" +.LC004: .string "Interrupted system call" +.LC005: .string "I/O error" +.LC006: .string "No such device or address" +.LC007: .string "Arg list too long" +.LC008: .string "Exec format error" +.LC009: .string "Bad file number" +.LC010: .string "No child processes" +.LC011: .string "Try again" +.LC012: .string "Out of memory" +.LC013: .string "Permission denied" +.LC014: .string "Bad address" +.LC015: .string "Block device required" +.LC016: .string "Device or resource busy" +.LC017: .string "File exists" +.LC018: .string "Cross-device link" +.LC019: .string "No such device" +.LC020: .string "Not a directory" +.LC021: .string "Is a directory" +.LC022: .string "Invalid argument" +.LC023: .string "File table overflow" +.LC024: .string "Too many open files" +.LC025: .string "Not a typewriter" +.LC026: .string "Text file busy" +.LC027: .string "File too large" +.LC028: .string "No space left on device" +.LC029: .string "Illegal seek" +.LC030: .string "Read-only file system" +.LC031: .string "Too many links" +.LC032: .string "Broken pipe" +.LC033: .string "Math argument out of domain of func" +.LC034: .string "Math result not representable" +.LC035: .string "Operation would block" +.LC036: .string "Operation now in progress" +.LC037: .string "Operation already in progress" +.LC038: .string "Socket operation on non-socket" +.LC039: .string "Destination address required" +.LC040: .string "Message too long" +.LC041: .string "Protocol wrong type for socket" +.LC042: .string "Protocol not available" +.LC043: .string "Protocol not supported" +.LC044: .string "Socket type not supported" +.LC045: .string "Op not supported on transport endpoint" +.LC046: .string "Protocol family not supported" +.LC047: .string "Address family not supported by protocol" +.LC048: .string "Address already in use" +.LC049: .string "Cannot assign requested address" +.LC050: .string "Network is down" +.LC051: .string "Network is unreachable" +.LC052: .string "Net dropped connection because of reset" +.LC053: .string "Software caused connection abort" +.LC054: .string "Connection reset by peer" +.LC055: .string "No buffer space available" +.LC056: .string "Transport endpoint is already connected" +.LC057: .string "Transport endpoint is not connected" +.LC058: .string "No send after transport endpoint shutdown" +.LC059: .string "Too many references: cannot splice" +.LC060: .string "Connection timed out" +.LC061: .string "Connection refused" +.LC062: .string "Too many symbolic links encountered" +.LC063: .string "File name too long" +.LC064: .string "Host is down" +.LC065: .string "No route to host" +.LC066: .string "Directory not empty" +.LC067: .string "SUNOS: Too many processes" +.LC068: .string "Too many users" +.LC069: .string "Quota exceeded" +.LC070: .string "Stale NFS file handle" +.LC071: .string "Object is remote" +.LC072: .string "Device not a stream" +.LC073: .string "Timer expired" +.LC074: .string "Out of streams resources" +.LC075: .string "No message of desired type" +.LC076: .string "Not a data message" +.LC077: .string "Identifier removed" +.LC078: .string "Resource deadlock would occur" +.LC079: .string "No record locks available" +.LC080: .string "Machine is not on the network" +.LC081: .string "SunOS: Too many lvls of remote in path" +.LC082: .string "Link has been severed" +.LC083: .string "Advertise error" +.LC084: .string "Srmount error" +.LC085: .string "Communication error on send" +.LC086: .string "Protocol error" +.LC087: .string "Multihop attempted" +.LC088: .string "RFS specific error" +.LC089: .string "Remote address changed" +.LC090: .string "Function not implemented" +.LC091: .string "Streams pipe error" +.LC092: .string "Value too large for defined data type" +.LC093: .string "File descriptor in bad state" +.LC094: .string "Channel number out of range" +.LC095: .string "Level 2 not synchronized" +.LC096: .string "Level 3 halted" +.LC097: .string "Level 3 reset" +.LC098: .string "Link number out of range" +.LC099: .string "Protocol driver not attached" +.LC100: .string "No CSI structure available" +.LC101: .string "Level 2 halted" +.LC102: .string "Invalid exchange" +.LC103: .string "Invalid request descriptor" +.LC104: .string "Exchange full" +.LC105: .string "No anode" +.LC106: .string "Invalid request code" +.LC107: .string "Invalid slot" +.LC108: .string "File locking deadlock error" +.LC109: .string "Bad font file format" +.LC110: .string "Cannot exec a shared library directly" +.LC111: .string "No data available" +.LC112: .string "Accessing a corrupted shared library" +.LC113: .string "Package not installed" +.LC114: .string "Can not access a needed shared library" +.LC115: .string "Name not unique on network" +.LC116: .string "Interrupted syscall should be restarted" +.LC117: .string "Structure needs cleaning" +.LC118: .string "Not a XENIX named type file" +.LC119: .string "No XENIX semaphores available" +.LC120: .string "Is a named type file" +.LC121: .string "Remote I/O error" +.LC122: .string "Illegal byte sequence" +.LC123: .string "Atmpt to link in too many shared libs" +.LC124: .string ".lib section in a.out corrupted" +.LC125: .string "No medium found" +.LC126: .string "Wrong medium type" + + diff --git a/mdk-stage1/dietlibc/sparc/fork.S b/mdk-stage1/dietlibc/sparc/fork.S index 869c9b30c..a54cab2a9 100644 --- a/mdk-stage1/dietlibc/sparc/fork.S +++ b/mdk-stage1/dietlibc/sparc/fork.S @@ -10,7 +10,7 @@ __libc_fork: bcc,a 1f nop save %sp, -96, %sp -#ifdef WANT_THREAD_SAVE +#ifdef WANT_THREAD_SAFE call __errno_location nop #else diff --git a/mdk-stage1/dietlibc/sparc/mmap.c b/mdk-stage1/dietlibc/sparc/mmap.c index 25ebdc24e..5342bac4e 100644 --- a/mdk-stage1/dietlibc/sparc/mmap.c +++ b/mdk-stage1/dietlibc/sparc/mmap.c @@ -1,5 +1,5 @@ -#include <linux/types.h> -#include <linux/unistd.h> +#include <sys/types.h> +#include "syscalls.h" #define __SYSCALL_STRING \ "ta 0x10;" \ diff --git a/mdk-stage1/dietlibc/sparc/pipe.S b/mdk-stage1/dietlibc/sparc/pipe.S index 820da2570..076822765 100644 --- a/mdk-stage1/dietlibc/sparc/pipe.S +++ b/mdk-stage1/dietlibc/sparc/pipe.S @@ -9,7 +9,7 @@ pipe: bcc,a 1f nop save %sp, -96, %sp -#ifdef WANT_THREAD_SAVE +#ifdef WANT_THREAD_SAFE call __errno_location nop #else diff --git a/mdk-stage1/dietlibc/sparc/setjmp.S b/mdk-stage1/dietlibc/sparc/setjmp.S index efc5a7013..579df757c 100644 --- a/mdk-stage1/dietlibc/sparc/setjmp.S +++ b/mdk-stage1/dietlibc/sparc/setjmp.S @@ -6,32 +6,34 @@ #define ST_FLUSH_WINDOWS 0x03 -.section .rodata .text .globl __setjmp +.type __setjmp,function __setjmp: - b 1f - set 0, %o1 + b 1f + set 0, %o1 .size __setjmp,.-__setjmp .globl setjmp +.type setjmp,function setjmp: - set 1, %o1 + set 1, %o1 .size setjmp,.-setjmp .globl __sigsetjmp +.type __sigsetjmp,function __sigsetjmp: 1: - /* Save our PC, SP and FP. Save the signal mask if requested with - a tail-call for simplicity; it always returns zero. */ - ta ST_FLUSH_WINDOWS + /* Save our PC, SP and FP. Save the signal mask if requested with + a tail-call for simplicity; it always returns zero. */ + ta ST_FLUSH_WINDOWS - st %o7, [%o0 + (JB_PC * 4)] - st %sp, [%o0 + (JB_SP * 4)] - st %fp, [%o0 + (JB_FP * 4)] + st %o7, [%o0 + (JB_PC * 4)] + st %sp, [%o0 + (JB_SP * 4)] + st %fp, [%o0 + (JB_FP * 4)] - mov %o7, %g1 - call __sigjmp_save - mov %g1, %o7 + mov %o7, %g1 + call __sigjmp_save + mov %g1, %o7 .size __sigsetjmp,.-__sigsetjmp diff --git a/mdk-stage1/dietlibc/sparc/shmat.c b/mdk-stage1/dietlibc/sparc/shmat.c index 73b2d89a9..b7dce2e83 100644 --- a/mdk-stage1/dietlibc/sparc/shmat.c +++ b/mdk-stage1/dietlibc/sparc/shmat.c @@ -1,7 +1,7 @@ #include <sys/types.h> #include <sys/ipc.h> #include <sys/shm.h> -#include <asm/ipc.h> +#include <unistd.h> extern void* __ipc(); diff --git a/mdk-stage1/dietlibc/sparc/sigaction.c b/mdk-stage1/dietlibc/sparc/sigaction.c new file mode 100644 index 000000000..028723699 --- /dev/null +++ b/mdk-stage1/dietlibc/sparc/sigaction.c @@ -0,0 +1,7 @@ +#include <signal.h> + +int __rt_sigaction(int signum, const struct sigaction *act, struct sigaction *oldact, void* restorer, long nr); + +int sigaction(int signum, const struct sigaction *act, struct sigaction *oldact) { + return __rt_sigaction(signum, act, oldact, 0, _NSIG/8); +} diff --git a/mdk-stage1/dietlibc/sparc/start.S b/mdk-stage1/dietlibc/sparc/start.S index e948aaddc..c6408ee8f 100644 --- a/mdk-stage1/dietlibc/sparc/start.S +++ b/mdk-stage1/dietlibc/sparc/start.S @@ -1,46 +1,50 @@ -#include "start.h" - -#ifdef __sparc__ - .section ".text" - .align 4 - .global _start - .type _start,@function + .section ".text" + .align 4 + .global _start + .type _start,@function _start: - /* Terminate the stack frame, and reserve space for functions to - drop their arguments. */ - mov %g0, %fp - sub %sp, 6*4, %sp +/* Terminate the stack frame, and reserve space for functions to + drop their arguments. */ + mov %g0, %fp + sub %sp, 6*4, %sp - /* Extract the arguments and environment as encoded on the stack. The - argument info starts after one register window (16 words) past the SP. */ - ld [%sp+22*4], %o0 - add %sp, 23*4, %o1 +/* Extract the arguments and environment as encoded on the stack. The + argument info starts after one register window (16 words) past the SP. */ + ld [%sp+22*4], %o0 + add %sp, 23*4, %o1 add %o1, %o0, %o2 add %o2, %o0, %o2 add %o2, %o0, %o2 add %o2, %o0, %o2 add %o2, 4, %o2 - sethi %hi(environ), %o3 - or %o3, %lo(environ), %o3 + sethi %hi(environ), %o3 + or %o3, %lo(environ), %o3 st %o2, [%o3] - /* When starting a binary via the dynamic linker, %g1 contains the - address of the shared library termination function, which will be - registered with atexit(). If we are statically linked, this will - be NULL. */ +/* When starting a binary via the dynamic linker, %g1 contains the + address of the shared library termination function, which will be + registered with atexit(). If we are statically linked, this will + be NULL. */ - /* Let libc do the rest of the initialization, and call main. */ +/* Let libc do the rest of the initialization, and call main. */ +#ifdef WANT_DYNAMIC + call dyn_start +#else call main - mov %g1, %o5 +#endif + mov %g1, %o3 b exit mov %o0, %i0 - /* Die very horribly if exit returns. */ - unimp +/* Die very horribly if exit returns. */ - .size _start, .-_start -#endif +/* here we go and "reuse" the return for weak-void functions */ +#include "dietuglyweaks.h" + ret + nop + + .size _start, .-_start diff --git a/mdk-stage1/dietlibc/sparc/strlen.S b/mdk-stage1/dietlibc/sparc/strlen.S new file mode 100644 index 000000000..59ffb7981 --- /dev/null +++ b/mdk-stage1/dietlibc/sparc/strlen.S @@ -0,0 +1,11 @@ +.text +.globl strlen +strlen: + add %o0, 1, %o1 +.Lloop: + ldsb [%o0], %o2 + orcc %o2, %o2, %g0 + bne .Lloop + add %o0, 1, %o0 + retl + sub %o0, %o1, %o0 diff --git a/mdk-stage1/dietlibc/sparc/syscalls.h b/mdk-stage1/dietlibc/sparc/syscalls.h new file mode 100644 index 000000000..ea5227c71 --- /dev/null +++ b/mdk-stage1/dietlibc/sparc/syscalls.h @@ -0,0 +1,276 @@ + +#define __NR_exit 1 /* Common */ +#define __NR_fork 2 /* Common */ +#define __NR_read 3 /* Common */ +#define __NR_write 4 /* Common */ +#define __NR_open 5 /* Common */ +#define __NR_close 6 /* Common */ +#define __NR_wait4 7 /* Common */ +#define __NR_creat 8 /* Common */ +#define __NR_link 9 /* Common */ +#define __NR_unlink 10 /* Common */ +#define __NR_execv 11 /* SunOS Specific */ +#define __NR_chdir 12 /* Common */ +#define __NR_chown 13 /* Common */ +#define __NR_mknod 14 /* Common */ +#define __NR_chmod 15 /* Common */ +#define __NR_lchown 16 /* Common */ +#define __NR_brk 17 /* Common */ +#define __NR_perfctr 18 /* Performance counter operations */ +#define __NR_lseek 19 /* Common */ +#define __NR_getpid 20 /* Common */ +#define __NR_capget 21 /* Linux Specific */ +#define __NR_capset 22 /* Linux Specific */ +#define __NR_setuid 23 /* Implemented via setreuid in SunOS */ +#define __NR_getuid 24 /* Common */ +/* #define __NR_time alias 25 ENOSYS under SunOS */ +#define __NR_ptrace 26 /* Common */ +#define __NR_alarm 27 /* Implemented via setitimer in SunOS */ +#define __NR_sigaltstack 28 /* Common */ +#define __NR_pause 29 /* Is sigblock(0)->sigpause() in SunOS */ +#define __NR_utime 30 /* Implemented via utimes() under SunOS */ +#define __NR_lchown32 31 /* Linux sparc32 specific */ +#define __NR_fchown32 32 /* Linux sparc32 specific */ +#define __NR_access 33 /* Common */ +#define __NR_nice 34 /* Implemented via get/setpriority() in SunOS */ +#define __NR_chown32 35 /* Linux sparc32 specific */ +#define __NR_sync 36 /* Common */ +#define __NR_kill 37 /* Common */ +#define __NR_stat 38 /* Common */ +#define __NR_sendfile 39 /* Linux Specific */ +#define __NR_lstat 40 /* Common */ +#define __NR_dup 41 /* Common */ +#define __NR_pipe 42 /* Common */ +#define __NR_times 43 /* Implemented via getrusage() in SunOS */ +#define __NR_getuid32 44 /* Linux sparc32 specific */ +#define __NR_umount2 45 /* Linux Specific */ +#define __NR_setgid 46 /* Implemented via setregid() in SunOS */ +#define __NR_getgid 47 /* Common */ +#define __NR_signal 48 /* Implemented via sigvec() in SunOS */ +#define __NR_geteuid 49 /* SunOS calls getuid() */ +#define __NR_getegid 50 /* SunOS calls getgid() */ +#define __NR_acct 51 /* Common */ +/* #define __NR_memory_ordering 52 Linux sparc64 specific */ +#define __NR_getgid32 53 /* Linux sparc32 specific */ +#define __NR_ioctl 54 /* Common */ +#define __NR_reboot 55 /* Common */ +#define __NR_mmap2 56 /* Linux sparc32 Specific */ +#define __NR_symlink 57 /* Common */ +#define __NR_readlink 58 /* Common */ +#define __NR_execve 59 /* Common */ +#define __NR_umask 60 /* Common */ +#define __NR_chroot 61 /* Common */ +#define __NR_fstat 62 /* Common */ +#define __NR_fstat64 63 /* Linux sparc32 Specific */ +#define __NR_getpagesize 64 /* Common */ +#define __NR_msync 65 /* Common in newer 1.3.x revs... */ +#define __NR_vfork 66 /* Common */ +#define __NR_pread 67 /* Linux Specific */ +#define __NR_pwrite 68 /* Linux Specific */ +#define __NR_geteuid32 69 /* Linux sparc32, sbrk under SunOS */ +#define __NR_getegid32 70 /* Linux sparc32, sstk under SunOS */ +#define __NR_mmap 71 /* Common */ +#define __NR_setreuid32 72 /* Linux sparc32, vadvise under SunOS */ +#define __NR_munmap 73 /* Common */ +#define __NR_mprotect 74 /* Common */ +#define __NR_madvise 75 /* Common */ +#define __NR_vhangup 76 /* Common */ +#define __NR_truncate64 77 /* Linux sparc32 Specific */ +#define __NR_mincore 78 /* Common */ +#define __NR_getgroups 79 /* Common */ +#define __NR_setgroups 80 /* Common */ +#define __NR_getpgrp 81 /* Common */ +#define __NR_setgroups32 82 /* Linux sparc32, setpgrp under SunOS */ +#define __NR_setitimer 83 /* Common */ +#define __NR_ftruncate64 84 /* Linux sparc32 Specific */ +#define __NR_swapon 85 /* Common */ +#define __NR_getitimer 86 /* Common */ +#define __NR_setuid32 87 /* Linux sparc32, gethostname under SunOS */ +#define __NR_sethostname 88 /* Common */ +#define __NR_setgid32 89 /* Linux sparc32, getdtablesize under SunOS */ +#define __NR_dup2 90 /* Common */ +#define __NR_setfsuid32 91 /* Linux sparc32, getdopt under SunOS */ +#define __NR_fcntl 92 /* Common */ +#define __NR_select 93 /* Common */ +#define __NR_setfsgid32 94 /* Linux sparc32, setdopt under SunOS */ +#define __NR_fsync 95 /* Common */ +#define __NR_setpriority 96 /* Common */ +#define __NR_socket 97 /* Common */ +#define __NR_connect 98 /* Common */ +#define __NR_accept 99 /* Common */ +#define __NR_getpriority 100 /* Common */ +#define __NR_rt_sigreturn 101 /* Linux Specific */ +#define __NR_rt_sigaction 102 /* Linux Specific */ +#define __NR_rt_sigprocmask 103 /* Linux Specific */ +#define __NR_rt_sigpending 104 /* Linux Specific */ +#define __NR_rt_sigtimedwait 105 /* Linux Specific */ +#define __NR_rt_sigqueueinfo 106 /* Linux Specific */ +#define __NR_rt_sigsuspend 107 /* Linux Specific */ +#define __NR_setresuid32 108 /* Linux Specific, sigvec under SunOS */ +#define __NR_getresuid32 109 /* Linux Specific, sigblock under SunOS */ +#define __NR_setresgid32 110 /* Linux Specific, sigsetmask under SunOS */ +#define __NR_getresgid32 111 /* Linux Specific, sigpause under SunOS */ +#define __NR_setregid32 112 /* Linux sparc32, sigstack under SunOS */ +#define __NR_recvmsg 113 /* Common */ +#define __NR_sendmsg 114 /* Common */ +#define __NR_getgroups32 115 /* Linux sparc32, vtrace under SunOS */ +#define __NR_gettimeofday 116 /* Common */ +#define __NR_getrusage 117 /* Common */ +#define __NR_getsockopt 118 /* Common */ +#define __NR_getcwd 119 /* Linux Specific */ +#define __NR_readv 120 /* Common */ +#define __NR_writev 121 /* Common */ +#define __NR_settimeofday 122 /* Common */ +#define __NR_fchown 123 /* Common */ +#define __NR_fchmod 124 /* Common */ +#define __NR_recvfrom 125 /* Common */ +#define __NR_setreuid 126 /* Common */ +#define __NR_setregid 127 /* Common */ +#define __NR_rename 128 /* Common */ +#define __NR_truncate 129 /* Common */ +#define __NR_ftruncate 130 /* Common */ +#define __NR_flock 131 /* Common */ +#define __NR_lstat64 132 /* Linux sparc32 Specific */ +#define __NR_sendto 133 /* Common */ +#define __NR_shutdown 134 /* Common */ +#define __NR_socketpair 135 /* Common */ +#define __NR_mkdir 136 /* Common */ +#define __NR_rmdir 137 /* Common */ +#define __NR_utimes 138 /* SunOS Specific */ +#define __NR_stat64 139 /* Linux sparc32 Specific */ +/* #define __NR_adjtime 140 SunOS Specific */ +#define __NR_getpeername 141 /* Common */ +/* #define __NR_gethostid 142 SunOS Specific */ +/* #define __NR_ni_syscall 143 ENOSYS under SunOS */ +#define __NR_getrlimit 144 /* Common */ +#define __NR_setrlimit 145 /* Common */ +#define __NR_pivot_root 146 /* Linux Specific, killpg under SunOS */ +#define __NR_prctl 147 /* ENOSYS under SunOS */ +#define __NR_pciconfig_read 148 /* ENOSYS under SunOS */ +#define __NR_pciconfig_write 149 /* ENOSYS under SunOS */ +#define __NR_getsockname 150 /* Common */ +/* #define __NR_getmsg 151 SunOS Specific */ +/* #define __NR_putmsg 152 SunOS Specific */ +#define __NR_poll 153 /* Common */ +#define __NR_getdents64 154 /* Linux specific */ +#define __NR_fcntl64 155 /* Linux sparc32 Specific */ +/* #define __NR_getdirentries 156 SunOS Specific */ +#define __NR_statfs 157 /* Common */ +#define __NR_fstatfs 158 /* Common */ +#define __NR_umount 159 /* Common */ +/* #define __NR_async_daemon 160 SunOS Specific */ +/* #define __NR_getfh 161 SunOS Specific */ +#define __NR_getdomainname 162 /* SunOS Specific */ +#define __NR_setdomainname 163 /* Common */ +/* #define __NR_ni_syscall 164 ENOSYS under SunOS */ +#define __NR_quotactl 165 /* Common */ +/* #define __NR_exportfs 166 SunOS Specific */ +#define __NR_mount 167 /* Common */ +#define __NR_ustat 168 /* Common */ +/* #define __NR_semsys 169 SunOS Specific */ +/* #define __NR_msgsys 170 SunOS Specific */ +/* #define __NR_shmsys 171 SunOS Specific */ +/* #define __NR_auditsys 172 SunOS Specific */ +/* #define __NR_rfssys 173 SunOS Specific */ +#define __NR_getdents 174 /* Common */ +#define __NR_setsid 175 /* Common */ +#define __NR_fchdir 176 /* Common */ +/* #define __NR_fchroot 177 SunOS Specific */ +/* #define __NR_vpixsys 178 SunOS Specific */ +/* #define __NR_aioread 179 SunOS Specific */ +/* #define __NR_aiowrite 180 SunOS Specific */ +/* #define __NR_aiowait 181 SunOS Specific */ +/* #define __NR_aiocancel 182 SunOS Specific */ +#define __NR_sigpending 183 /* Common */ +#define __NR_query_module 184 /* Linux Specific */ +#define __NR_setpgid 185 /* Common */ +/* #define __NR_pathconf 186 SunOS Specific */ +/* #define __NR_fpathconf 187 SunOS Specific */ +/* #define __NR_sysconf 188 SunOS Specific */ +#define __NR_uname 189 /* Linux Specific */ +#define __NR_init_module 190 /* Linux Specific */ +#define __NR_personality 191 /* Linux Specific */ +/* #define __NR_prof 192 Linux Specific */ +/* #define __NR_break 193 Linux Specific */ +/* #define __NR_lock 194 Linux Specific */ +/* #define __NR_mpx 195 Linux Specific */ +/* #define __NR_ulimit 196 Linux Specific */ +#define __NR_getppid 197 /* Linux Specific */ +#define __NR_sigaction 198 /* Linux Specific */ +#define __NR_sgetmask 199 /* Linux Specific */ +#define __NR_ssetmask 200 /* Linux Specific */ +#define __NR_sigsuspend 201 /* Linux Specific */ +#define __NR_oldlstat 202 /* Linux Specific */ +#define __NR_uselib 203 /* Linux Specific */ +#define __NR_readdir 204 /* Linux Specific */ +/* #define __NR_ioperm 205 Linux Specific - i386 specific, unused */ +#define __NR_socketcall 206 /* Linux Specific */ +#define __NR_syslog 207 /* Linux Specific */ +/* #define __NR_olduname 208 Linux Specific */ +/* #define __NR_iopl 209 Linux Specific - i386 specific, unused */ +/* #define __NR_idle 210 Linux Specific - was sys_idle, now unused */ +/* #define __NR_vm86 211 Linux Specific - i386 specific, unused */ +#define __NR_waitpid 212 /* Linux Specific */ +#define __NR_swapoff 213 /* Linux Specific */ +#define __NR_sysinfo 214 /* Linux Specific */ +#define __NR_ipc 215 /* Linux Specific */ +#define __NR_sigreturn 216 /* Linux Specific */ +#define __NR_clone 217 /* Linux Specific */ +/* #define __NR_modify_ldt 218 Linux Specific - i386 specific, unused */ +#define __NR_adjtimex 219 /* Linux Specific */ +#define __NR_sigprocmask 220 /* Linux Specific */ +#define __NR_create_module 221 /* Linux Specific */ +#define __NR_delete_module 222 /* Linux Specific */ +#define __NR_get_kernel_syms 223 /* Linux Specific */ +#define __NR_getpgid 224 /* Linux Specific */ +#define __NR_bdflush 225 /* Linux Specific */ +#define __NR_sysfs 226 /* Linux Specific */ +#define __NR_afs_syscall 227 /* Linux Specific */ +#define __NR_setfsuid 228 /* Linux Specific */ +#define __NR_setfsgid 229 /* Linux Specific */ +#define __NR__newselect 230 /* Linux Specific */ +#define __NR_time 231 /* Linux Specific */ +/* #define __NR_oldstat 232 Linux Specific */ +#define __NR_stime 233 /* Linux Specific */ +/* #define __NR_oldfstat 234 Linux Specific */ +/* #define __NR_phys 235 Linux Specific */ +#define __NR__llseek 236 /* Linux Specific */ +#define __NR_mlock 237 +#define __NR_munlock 238 +#define __NR_mlockall 239 +#define __NR_munlockall 240 +#define __NR_sched_setparam 241 +#define __NR_sched_getparam 242 +#define __NR_sched_setscheduler 243 +#define __NR_sched_getscheduler 244 +#define __NR_sched_yield 245 +#define __NR_sched_get_priority_max 246 +#define __NR_sched_get_priority_min 247 +#define __NR_sched_rr_get_interval 248 +#define __NR_nanosleep 249 +#define __NR_mremap 250 +#define __NR__sysctl 251 +#define __NR_getsid 252 +#define __NR_fdatasync 253 +#define __NR_nfsservctl 254 +#define __NR_aplib 255 + +#define syscall_weak(name,wsym,sym) \ +.text; \ +.type wsym,function; \ +.weak wsym; \ +wsym: ; \ +.type sym,function; \ +.global sym; \ +sym: \ + b __unified_syscall; \ + mov __NR_##name, %g1 + +#define syscall(name,sym) \ +.text; \ +.type sym,function; \ +.global sym; \ +sym: \ + b __unified_syscall; \ + mov __NR_##name, %g1 + diff --git a/mdk-stage1/dietlibc/sparc/udiv.S b/mdk-stage1/dietlibc/sparc/udiv.S index 87479e7bd..fe8d04969 100644 --- a/mdk-stage1/dietlibc/sparc/udiv.S +++ b/mdk-stage1/dietlibc/sparc/udiv.S @@ -48,8 +48,6 @@ C_LABEL(name);\ .type name,@function; -#define LOC(name) . ## L ## name - #define END(name) \ .size name, . - name @@ -70,11 +68,11 @@ ENTRY(.udiv) 1: cmp %o3, %o5 ! if %o1 exceeds %o0, done - blu LOC(got_result) ! (and algorithm fails otherwise) + blu .Lgot_result ! (and algorithm fails otherwise) clr %o2 sethi %hi(1 << (32 - 4 - 1)), %g1 cmp %o3, %g1 - blu LOC(not_really_big) + blu .Lnot_really_big clr %o4 ! Here the dividend is >= 2**(31-N) or so. We must be careful here, @@ -92,7 +90,7 @@ ENTRY(.udiv) ! Now compute %g2. 2: addcc %o5, %o5, %o5 - bcc LOC(not_too_big) + bcc .Lnot_too_big add %g2, 1, %g2 ! We get here if the %o1 overflowed while shifting. @@ -101,14 +99,14 @@ ENTRY(.udiv) sll %g1, 4, %g1 ! high order bit srl %o5, 1, %o5 ! rest of %o5 add %o5, %g1, %o5 - b LOC(do_single_div) + b .Ldo_single_div sub %g2, 1, %g2 - LOC(not_too_big): + .Lnot_too_big: 3: cmp %o5, %o3 blu 2b nop - be LOC(do_single_div) + be .Ldo_single_div nop /* NB: these are commented out in the V8-Sparc manual as well */ /* (I do not understand this) */ @@ -123,15 +121,15 @@ ENTRY(.udiv) ! order bit set in the first step, just falling into the regular ! division loop will mess up the first time around. ! So we unroll slightly... - LOC(do_single_div): + .Ldo_single_div: subcc %g2, 1, %g2 - bl LOC(end_regular_divide) + bl .Lend_regular_divide nop sub %o3, %o5, %o3 mov 1, %o2 - b LOC(end_single_divloop) + b .Lend_single_divloop nop - LOC(single_divloop): + .Lsingle_divloop: sll %o2, 1, %o2 bl 1f srl %o5, 1, %o5 @@ -143,66 +141,66 @@ ENTRY(.udiv) add %o3, %o5, %o3 sub %o2, 1, %o2 2: - LOC(end_single_divloop): + .Lend_single_divloop: subcc %g2, 1, %g2 - bge LOC(single_divloop) + bge .Lsingle_divloop tst %o3 - b,a LOC(end_regular_divide) + b,a .Lend_regular_divide -LOC(not_really_big): +.Lnot_really_big: 1: sll %o5, 4, %o5 cmp %o5, %o3 bleu 1b addcc %o4, 1, %o4 - be LOC(got_result) + be .Lgot_result sub %o4, 1, %o4 tst %o3 ! set up for initial iteration -LOC(divloop): +.Ldivloop: sll %o2, 4, %o2 ! depth 1, accumulated bits 0 - bl LOC(1.16) + bl .L1.16 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 2, accumulated bits 1 - bl LOC(2.17) + bl .L2.17 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 3, accumulated bits 3 - bl LOC(3.19) + bl .L3.19 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 4, accumulated bits 7 - bl LOC(4.23) + bl .L4.23 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (7*2+1), %o2 -LOC(4.23): +.L4.23: ! remainder is negative addcc %o3,%o5,%o3 b 9f add %o2, (7*2-1), %o2 -LOC(3.19): +.L3.19: ! remainder is negative addcc %o3,%o5,%o3 ! depth 4, accumulated bits 5 - bl LOC(4.21) + bl .L4.21 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (5*2+1), %o2 -LOC(4.21): +.L4.21: ! remainder is negative addcc %o3,%o5,%o3 b 9f @@ -210,41 +208,41 @@ LOC(4.21): -LOC(2.17): +.L2.17: ! remainder is negative addcc %o3,%o5,%o3 ! depth 3, accumulated bits 1 - bl LOC(3.17) + bl .L3.17 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 4, accumulated bits 3 - bl LOC(4.19) + bl .L4.19 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (3*2+1), %o2 -LOC(4.19): +.L4.19: ! remainder is negative addcc %o3,%o5,%o3 b 9f add %o2, (3*2-1), %o2 -LOC(3.17): +.L3.17: ! remainder is negative addcc %o3,%o5,%o3 ! depth 4, accumulated bits 1 - bl LOC(4.17) + bl .L4.17 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (1*2+1), %o2 -LOC(4.17): +.L4.17: ! remainder is negative addcc %o3,%o5,%o3 b 9f @@ -253,46 +251,46 @@ LOC(4.17): -LOC(1.16): +.L1.16: ! remainder is negative addcc %o3,%o5,%o3 ! depth 2, accumulated bits -1 - bl LOC(2.15) + bl .L2.15 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 3, accumulated bits -1 - bl LOC(3.15) + bl .L3.15 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 4, accumulated bits -1 - bl LOC(4.15) + bl .L4.15 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (-1*2+1), %o2 -LOC(4.15): +.L4.15: ! remainder is negative addcc %o3,%o5,%o3 b 9f add %o2, (-1*2-1), %o2 -LOC(3.15): +.L3.15: ! remainder is negative addcc %o3,%o5,%o3 ! depth 4, accumulated bits -3 - bl LOC(4.13) + bl .L4.13 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (-3*2+1), %o2 -LOC(4.13): +.L4.13: ! remainder is negative addcc %o3,%o5,%o3 b 9f @@ -300,41 +298,41 @@ LOC(4.13): -LOC(2.15): +.L2.15: ! remainder is negative addcc %o3,%o5,%o3 ! depth 3, accumulated bits -3 - bl LOC(3.13) + bl .L3.13 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 4, accumulated bits -5 - bl LOC(4.11) + bl .L4.11 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (-5*2+1), %o2 -LOC(4.11): +.L4.11: ! remainder is negative addcc %o3,%o5,%o3 b 9f add %o2, (-5*2-1), %o2 -LOC(3.13): +.L3.13: ! remainder is negative addcc %o3,%o5,%o3 ! depth 4, accumulated bits -7 - bl LOC(4.9) + bl .L4.9 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (-7*2+1), %o2 -LOC(4.9): +.L4.9: ! remainder is negative addcc %o3,%o5,%o3 b 9f @@ -344,16 +342,16 @@ LOC(4.9): 9: -LOC(end_regular_divide): +.Lend_regular_divide: subcc %o4, 1, %o4 - bge LOC(divloop) + bge .Ldivloop tst %o3 - bl,a LOC(got_result) + bl,a .Lgot_result ! non-restoring fixup here (one instruction only!) sub %o2, 1, %o2 -LOC(got_result): +.Lgot_result: retl mov %o2, %o0 diff --git a/mdk-stage1/dietlibc/sparc/umul.S b/mdk-stage1/dietlibc/sparc/umul.S index 15038ab2a..5d7d60f2b 100644 --- a/mdk-stage1/dietlibc/sparc/umul.S +++ b/mdk-stage1/dietlibc/sparc/umul.S @@ -25,8 +25,6 @@ C_LABEL(name);\ .type name,@function; -#define LOC(name) . ## L ## name - #define END(name) \ .size name, . - name @@ -34,7 +32,7 @@ ENTRY(.umul) or %o0, %o1, %o4 mov %o0, %y ! multiplier -> Y andncc %o4, 0xfff, %g0 ! test bits 12..31 of *both* args - be LOC(mul_shortway) ! if zero, can do it the short way + be .Lmul_shortway ! if zero, can do it the short way andcc %g0, %g0, %o4 ! zero the partial product; clear N & V /* @@ -124,7 +122,7 @@ ENTRY(.umul) addcc %o4, %o2, %o1 ! add compensation and put upper half in place #endif -LOC(mul_shortway): +.Lmul_shortway: /* * Short multiply. 12 steps, followed by a final shift step. * The resulting bits are off by 12 and (32-12) = 20 bit positions, diff --git a/mdk-stage1/dietlibc/sparc/unified.S b/mdk-stage1/dietlibc/sparc/unified.S index 3cd609da5..873a522df 100644 --- a/mdk-stage1/dietlibc/sparc/unified.S +++ b/mdk-stage1/dietlibc/sparc/unified.S @@ -1,6 +1,14 @@ #include <dietfeatures.h> +#include "syscalls.h" .text +.weak exit +.type exit,function +exit: +.global _exit +.type _exit,function +_exit: + mov __NR_exit, %g1 .global __unified_syscall __unified_syscall: ta 0x10 @@ -14,7 +22,7 @@ __unified_syscall: cmp %l2, 0xfe bgu 2f neg %i0, %l3 -#ifdef WANT_THREAD_SAVE +#ifdef WANT_THREAD_SAFE call __errno_location nop #else diff --git a/mdk-stage1/dietlibc/sparc/urem.S b/mdk-stage1/dietlibc/sparc/urem.S index 943cb7873..f7a9fd394 100644 --- a/mdk-stage1/dietlibc/sparc/urem.S +++ b/mdk-stage1/dietlibc/sparc/urem.S @@ -48,8 +48,6 @@ C_LABEL(name);\ .type name,@function; -#define LOC(name) . ## L ## name - #define END(name) \ .size name, . - name @@ -70,11 +68,11 @@ ENTRY(.urem) 1: cmp %o3, %o5 ! if %o1 exceeds %o0, done - blu LOC(got_result) ! (and algorithm fails otherwise) + blu .Lgot_result ! (and algorithm fails otherwise) clr %o2 sethi %hi(1 << (32 - 4 - 1)), %g1 cmp %o3, %g1 - blu LOC(not_really_big) + blu .Lnot_really_big clr %o4 ! Here the dividend is >= 2**(31-N) or so. We must be careful here, @@ -92,7 +90,7 @@ ENTRY(.urem) ! Now compute %g2. 2: addcc %o5, %o5, %o5 - bcc LOC(not_too_big) + bcc .Lnot_too_big add %g2, 1, %g2 ! We get here if the %o1 overflowed while shifting. @@ -101,14 +99,14 @@ ENTRY(.urem) sll %g1, 4, %g1 ! high order bit srl %o5, 1, %o5 ! rest of %o5 add %o5, %g1, %o5 - b LOC(do_single_div) + b .Ldo_single_div sub %g2, 1, %g2 - LOC(not_too_big): + .Lnot_too_big: 3: cmp %o5, %o3 blu 2b nop - be LOC(do_single_div) + be .Ldo_single_div nop /* NB: these are commented out in the V8-Sparc manual as well */ /* (I do not understand this) */ @@ -123,15 +121,15 @@ ENTRY(.urem) ! order bit set in the first step, just falling into the regular ! division loop will mess up the first time around. ! So we unroll slightly... - LOC(do_single_div): + .Ldo_single_div: subcc %g2, 1, %g2 - bl LOC(end_regular_divide) + bl .Lend_regular_divide nop sub %o3, %o5, %o3 mov 1, %o2 - b LOC(end_single_divloop) + b .Lend_single_divloop nop - LOC(single_divloop): + .Lsingle_divloop: sll %o2, 1, %o2 bl 1f srl %o5, 1, %o5 @@ -143,66 +141,66 @@ ENTRY(.urem) add %o3, %o5, %o3 sub %o2, 1, %o2 2: - LOC(end_single_divloop): + .Lend_single_divloop: subcc %g2, 1, %g2 - bge LOC(single_divloop) + bge .Lsingle_divloop tst %o3 - b,a LOC(end_regular_divide) + b,a .Lend_regular_divide -LOC(not_really_big): +.Lnot_really_big: 1: sll %o5, 4, %o5 cmp %o5, %o3 bleu 1b addcc %o4, 1, %o4 - be LOC(got_result) + be .Lgot_result sub %o4, 1, %o4 tst %o3 ! set up for initial iteration -LOC(divloop): +.Ldivloop: sll %o2, 4, %o2 ! depth 1, accumulated bits 0 - bl LOC(1.16) + bl .L1.16 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 2, accumulated bits 1 - bl LOC(2.17) + bl .L2.17 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 3, accumulated bits 3 - bl LOC(3.19) + bl .L3.19 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 4, accumulated bits 7 - bl LOC(4.23) + bl .L4.23 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (7*2+1), %o2 -LOC(4.23): +.L4.23: ! remainder is negative addcc %o3,%o5,%o3 b 9f add %o2, (7*2-1), %o2 -LOC(3.19): +.L3.19: ! remainder is negative addcc %o3,%o5,%o3 ! depth 4, accumulated bits 5 - bl LOC(4.21) + bl .L4.21 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (5*2+1), %o2 -LOC(4.21): +.L4.21: ! remainder is negative addcc %o3,%o5,%o3 b 9f @@ -210,41 +208,41 @@ LOC(4.21): -LOC(2.17): +.L2.17: ! remainder is negative addcc %o3,%o5,%o3 ! depth 3, accumulated bits 1 - bl LOC(3.17) + bl .L3.17 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 4, accumulated bits 3 - bl LOC(4.19) + bl .L4.19 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (3*2+1), %o2 -LOC(4.19): +.L4.19: ! remainder is negative addcc %o3,%o5,%o3 b 9f add %o2, (3*2-1), %o2 -LOC(3.17): +.L3.17: ! remainder is negative addcc %o3,%o5,%o3 ! depth 4, accumulated bits 1 - bl LOC(4.17) + bl .L4.17 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (1*2+1), %o2 -LOC(4.17): +.L4.17: ! remainder is negative addcc %o3,%o5,%o3 b 9f @@ -253,46 +251,46 @@ LOC(4.17): -LOC(1.16): +.L1.16: ! remainder is negative addcc %o3,%o5,%o3 ! depth 2, accumulated bits -1 - bl LOC(2.15) + bl .L2.15 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 3, accumulated bits -1 - bl LOC(3.15) + bl .L3.15 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 4, accumulated bits -1 - bl LOC(4.15) + bl .L4.15 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (-1*2+1), %o2 -LOC(4.15): +.L4.15: ! remainder is negative addcc %o3,%o5,%o3 b 9f add %o2, (-1*2-1), %o2 -LOC(3.15): +.L3.15: ! remainder is negative addcc %o3,%o5,%o3 ! depth 4, accumulated bits -3 - bl LOC(4.13) + bl .L4.13 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (-3*2+1), %o2 -LOC(4.13): +.L4.13: ! remainder is negative addcc %o3,%o5,%o3 b 9f @@ -300,41 +298,41 @@ LOC(4.13): -LOC(2.15): +.L2.15: ! remainder is negative addcc %o3,%o5,%o3 ! depth 3, accumulated bits -3 - bl LOC(3.13) + bl .L3.13 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 ! depth 4, accumulated bits -5 - bl LOC(4.11) + bl .L4.11 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (-5*2+1), %o2 -LOC(4.11): +.L4.11: ! remainder is negative addcc %o3,%o5,%o3 b 9f add %o2, (-5*2-1), %o2 -LOC(3.13): +.L3.13: ! remainder is negative addcc %o3,%o5,%o3 ! depth 4, accumulated bits -7 - bl LOC(4.9) + bl .L4.9 srl %o5,1,%o5 ! remainder is positive subcc %o3,%o5,%o3 b 9f add %o2, (-7*2+1), %o2 -LOC(4.9): +.L4.9: ! remainder is negative addcc %o3,%o5,%o3 b 9f @@ -344,16 +342,16 @@ LOC(4.9): 9: -LOC(end_regular_divide): +.Lend_regular_divide: subcc %o4, 1, %o4 - bge LOC(divloop) + bge .Ldivloop tst %o3 - bl,a LOC(got_result) + bl,a .Lgot_result ! non-restoring fixup here (one instruction only!) add %o3, %o1, %o3 -LOC(got_result): +.Lgot_result: retl mov %o3, %o0 |