diff options
| -rw-r--r-- | libc/sysdeps/linux/powerpc/Makefile | 4 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/__longjmp.S | 82 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/__syscall_error.c | 29 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/brk.S | 59 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/bsd-_setjmp.S | 33 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/bsd-setjmp.S | 36 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/clone.S | 98 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/crt0.c | 3 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/longjmp.S | 84 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/ppc_asm.h | 188 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/setjmp.S | 82 |
11 files changed, 454 insertions, 244 deletions
diff --git a/libc/sysdeps/linux/powerpc/Makefile b/libc/sysdeps/linux/powerpc/Makefile index 3b737f740..30176536d 100644 --- a/libc/sysdeps/linux/powerpc/Makefile +++ b/libc/sysdeps/linux/powerpc/Makefile @@ -37,10 +37,10 @@ CRT0=crt0.S CRT0_OBJ=$(patsubst %.S,%.o, $(CRT0)) endif -SSRC=longjmp.S setjmp.S +SSRC=__longjmp.S setjmp.S bsd-setjmp.S bsd-_setjmp.S brk.S clone.S SOBJS=$(patsubst %.S,%.o, $(SSRC)) -CSRC=_mmap.c vfork.c +CSRC=_mmap.c vfork.c __syscall_error.c COBJS=$(patsubst %.c,%.o, $(CSRC)) OBJS=$(SOBJS) $(MOBJ) $(COBJS) diff --git a/libc/sysdeps/linux/powerpc/__longjmp.S b/libc/sysdeps/linux/powerpc/__longjmp.S new file mode 100644 index 000000000..fbca904f0 --- /dev/null +++ b/libc/sysdeps/linux/powerpc/__longjmp.S @@ -0,0 +1,82 @@ +/* longjmp for PowerPC. + Copyright (C) 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <features.h> +#include "ppc_asm.h" +#define _ASM +#define _SETJMP_H +#include <bits/setjmp.h> + + +#ifdef __UCLIBC_HAS_FLOATS__ +#define FP(x...) x +#else +#define FP(x...) +#endif + +.globl __longjmp; +.type __longjmp, @function; +.align 2; + +__longjmp: + lwz r1,(JB_GPR1*4)(r3) + lwz r2,(JB_GPR2*4)(r3) + lwz r0,(JB_LR*4)(r3) + lwz r14,((JB_GPRS+0)*4)(r3) +FP( lfd fp14,((JB_FPRS+0*2)*4)(r3)) + lwz r15,((JB_GPRS+1)*4)(r3) +FP( lfd fp15,((JB_FPRS+1*2)*4)(r3)) + lwz r16,((JB_GPRS+2)*4)(r3) +FP( lfd fp16,((JB_FPRS+2*2)*4)(r3)) + lwz r17,((JB_GPRS+3)*4)(r3) +FP( lfd fp17,((JB_FPRS+3*2)*4)(r3)) + lwz r18,((JB_GPRS+4)*4)(r3) +FP( lfd fp18,((JB_FPRS+4*2)*4)(r3)) + lwz r19,((JB_GPRS+5)*4)(r3) +FP( lfd fp19,((JB_FPRS+5*2)*4)(r3)) + lwz r20,((JB_GPRS+6)*4)(r3) +FP( lfd fp20,((JB_FPRS+6*2)*4)(r3)) + mtlr r0 + lwz r21,((JB_GPRS+7)*4)(r3) +FP( lfd fp21,((JB_FPRS+7*2)*4)(r3)) + lwz r22,((JB_GPRS+8)*4)(r3) +FP( lfd fp22,((JB_FPRS+8*2)*4)(r3)) + lwz r0,(JB_CR*4)(r3) + lwz r23,((JB_GPRS+9)*4)(r3) +FP( lfd fp23,((JB_FPRS+9*2)*4)(r3)) + lwz r24,((JB_GPRS+10)*4)(r3) +FP( lfd fp24,((JB_FPRS+10*2)*4)(r3)) + lwz r25,((JB_GPRS+11)*4)(r3) +FP( lfd fp25,((JB_FPRS+11*2)*4)(r3)) + mtcrf 0xFF,r0 + lwz r26,((JB_GPRS+12)*4)(r3) +FP( lfd fp26,((JB_FPRS+12*2)*4)(r3)) + lwz r27,((JB_GPRS+13)*4)(r3) +FP( lfd fp27,((JB_FPRS+13*2)*4)(r3)) + lwz r28,((JB_GPRS+14)*4)(r3) +FP( lfd fp28,((JB_FPRS+14*2)*4)(r3)) + lwz r29,((JB_GPRS+15)*4)(r3) +FP( lfd fp29,((JB_FPRS+15*2)*4)(r3)) + lwz r30,((JB_GPRS+16)*4)(r3) +FP( lfd fp30,((JB_FPRS+16*2)*4)(r3)) + lwz r31,((JB_GPRS+17)*4)(r3) +FP( lfd fp31,((JB_FPRS+17*2)*4)(r3)) + mr r3,r4 + blr +.size __longjmp,.-__longjmp diff --git a/libc/sysdeps/linux/powerpc/__syscall_error.c b/libc/sysdeps/linux/powerpc/__syscall_error.c new file mode 100644 index 000000000..9ab65ed79 --- /dev/null +++ b/libc/sysdeps/linux/powerpc/__syscall_error.c @@ -0,0 +1,29 @@ +/* Wrapper around clone system call. + Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> + +/* This routine is jumped to by all the syscall handlers, to stash + * an error number into errno. */ +int __syscall_error (int err_no) +{ + __set_errno (err_no); + return -1; +} + diff --git a/libc/sysdeps/linux/powerpc/brk.S b/libc/sysdeps/linux/powerpc/brk.S new file mode 100644 index 000000000..57a8fb838 --- /dev/null +++ b/libc/sysdeps/linux/powerpc/brk.S @@ -0,0 +1,59 @@ +/* brk system call for Linux/ppc. + Copyright (C) 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "ppc_asm.h" +#define _ERRNO_H 1 +#include <bits/errno.h> +#include <sys/syscall.h> + +#ifdef __NR_brk + .comm ___brk_addr,4,4 + .section ".text" +.globl __brk; +.type __brk, @function; +.align 2; + +__brk: + stwu r1,-16(r1) + stw r3,8(r1) + li 0, __NR_brk; + sc + lwz r6,8(r1) +#ifdef PIC + mflr r4 + bl _GLOBAL_OFFSET_TABLE_@local-4 + mflr r5 + lwz r5,___brk_addr@got(r5) + mtlr r4 + stw r3,0(r5) +#else + lis r4,___brk_addr@ha + stw r3,___brk_addr@l(r4) +#endif + cmplw r6,r3 + addi r1,r1,16 + li r3,0 + blelr+ + li r3,ENOMEM + b __syscall_error +.size __brk,.-__brk + +.weak brk; +brk=__brk +#endif diff --git a/libc/sysdeps/linux/powerpc/bsd-_setjmp.S b/libc/sysdeps/linux/powerpc/bsd-_setjmp.S new file mode 100644 index 000000000..ef898a7e1 --- /dev/null +++ b/libc/sysdeps/linux/powerpc/bsd-_setjmp.S @@ -0,0 +1,33 @@ +/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. PowerPC version. + Copyright (C) 1994, 1997, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 0)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include "ppc_asm.h" + +.globl _setjmp; +.type _setjmp, @function; +.align 2; + +_setjmp: + li r4,0 /* Set second argument to 0. */ + b __sigsetjmp +.size _setjmp,.-_setjmp diff --git a/libc/sysdeps/linux/powerpc/bsd-setjmp.S b/libc/sysdeps/linux/powerpc/bsd-setjmp.S new file mode 100644 index 000000000..1555bb2b3 --- /dev/null +++ b/libc/sysdeps/linux/powerpc/bsd-setjmp.S @@ -0,0 +1,36 @@ +/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. PowerPC version. + Copyright (C) 1994, 1997, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 1)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include "ppc_asm.h" + +.globl __setjmp; +.type __setjmp, @function; +.align 2; + +__setjmp: + li r4,1 /* Set second argument to 1. */ + b __sigsetjmp +.size __setjmp,.-__setjmp + +.globl setjmp; +.set setjmp,__setjmp diff --git a/libc/sysdeps/linux/powerpc/clone.S b/libc/sysdeps/linux/powerpc/clone.S new file mode 100644 index 000000000..8aeb48262 --- /dev/null +++ b/libc/sysdeps/linux/powerpc/clone.S @@ -0,0 +1,98 @@ +/* Wrapper around clone system call. + Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "ppc_asm.h" +#define _ERRNO_H 1 +#include <bits/errno.h> +#include <sys/syscall.h> + +/* This is the only really unusual system call in PPC linux, but not + because of any weirdness in the system call itself; because of + all the freaky stuff we have to do to make the call useful. */ + +/* int [r3] clone(int (*fn)(void *arg) [r3], void *child_stack [r4], + int flags [r5], void *arg [r6]); */ + +#ifdef __NR_clone +.globl __clone; +.type __clone, @function; +.align 2; + + +__clone: + /* Check for child_stack == NULL || fn == NULL. */ + cmpwi cr0,r4,0 + cmpwi cr1,r3,0 + cror cr0*4+eq,cr1*4+eq,cr0*4+eq + beq- cr0,.Lbadargs + + /* Set up stack frame for parent. */ + stwu r1,-32(r1) + stmw r29,16(r1) + + /* Set up stack frame for child. */ + clrrwi r4,r4,4 + li r0,0 + stwu r0,-16(r4) + + /* Save fn, args, stack across syscall. */ + mr r29,r3 /* Function in r29. */ + mr r30,r4 /* Stack pointer in r30. */ + mr r31,r6 /* Argument in r31. */ + + /* 'flags' argument is first parameter to clone syscall. (The other + argument is the stack pointer, already in r4.) */ + mr r3,r5 + + /* Do the call. */ + li 0, __NR_clone + sc + + /* Check for child process. */ + cmpwi cr1,r3,0 + crandc cr1*4+eq,cr1*4+eq,cr0*4+so + bne- cr1,.Lparent /* The '-' is to minimise the race. */ + + /* On at least mklinux DR3a5, clone() doesn't actually change + the stack pointer. I'm pretty sure this is a bug, because + it adds a race condition if a signal is sent to a thread + just after it is created (in the previous three instructions). */ + mr r1,r30 + /* Call procedure. */ + mtctr r29 + mr r3,r31 + bctrl + /* Call _exit with result from procedure. */ + b _exit + +.Lparent: + /* Parent. Restore registers & return. */ + lmw r29,16(r1) + addi r1,r1,32 + bnslr+ + b __syscall_error + +.Lbadargs: + li r3,EINVAL + b __syscall_error + +.size __clone,.-__clone +.weak clean; +clone=__clone +#endif diff --git a/libc/sysdeps/linux/powerpc/crt0.c b/libc/sysdeps/linux/powerpc/crt0.c index 4bb289128..cf1c94af4 100644 --- a/libc/sysdeps/linux/powerpc/crt0.c +++ b/libc/sysdeps/linux/powerpc/crt0.c @@ -21,6 +21,8 @@ * */ +#include <errno.h> + asm( "\t.global _start\n" "\t_start:\n" @@ -67,4 +69,3 @@ void _start2(void) __uClibc_main(argc,p+1,p+2+argc); } - diff --git a/libc/sysdeps/linux/powerpc/longjmp.S b/libc/sysdeps/linux/powerpc/longjmp.S deleted file mode 100644 index cc84cbe66..000000000 --- a/libc/sysdeps/linux/powerpc/longjmp.S +++ /dev/null @@ -1,84 +0,0 @@ -/* longjmp for PowerPC. - Copyright (C) 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -/* So we can use r3, r4, instead of 3, 4 */ -#include <ppc-asm.h> -#define r1 1 -#define r2 2 - -#define _ASM -#define _SETJMP_H -#include <bits/setjmp.h> - -#define USE_FP -#ifdef USE_FP -#define FP(x...) x -#else -#define FP(x...) -#endif - -.global longjmp; -.align 4; - -longjmp: - lwz r1,(JB_GPR1*4)(r3) - lwz r2,(JB_GPR2*4)(r3) - lwz r0,(JB_LR*4)(r3) - lwz r14,((JB_GPRS+0)*4)(r3) -FP( lfd f14,((JB_FPRS+0*2)*4)(r3) ) - lwz r15,((JB_GPRS+1)*4)(r3) -FP( lfd f15,((JB_FPRS+1*2)*4)(r3) ) - lwz r16,((JB_GPRS+2)*4)(r3) -FP( lfd f16,((JB_FPRS+2*2)*4)(r3) ) - lwz r17,((JB_GPRS+3)*4)(r3) -FP( lfd f17,((JB_FPRS+3*2)*4)(r3) ) - lwz r18,((JB_GPRS+4)*4)(r3) -FP( lfd f18,((JB_FPRS+4*2)*4)(r3) ) - lwz r19,((JB_GPRS+5)*4)(r3) -FP( lfd f19,((JB_FPRS+5*2)*4)(r3) ) - lwz r20,((JB_GPRS+6)*4)(r3) -FP( lfd f20,((JB_FPRS+6*2)*4)(r3) ) - mtlr r0 - lwz r21,((JB_GPRS+7)*4)(r3) -FP( lfd f21,((JB_FPRS+7*2)*4)(r3) ) - lwz r22,((JB_GPRS+8)*4)(r3) -FP( lfd f22,((JB_FPRS+8*2)*4)(r3) ) - lwz r0,(JB_CR*4)(r3) - lwz r23,((JB_GPRS+9)*4)(r3) -FP( lfd f23,((JB_FPRS+9*2)*4)(r3) ) - lwz r24,((JB_GPRS+10)*4)(r3) -FP( lfd f24,((JB_FPRS+10*2)*4)(r3) ) - lwz r25,((JB_GPRS+11)*4)(r3) -FP( lfd f25,((JB_FPRS+11*2)*4)(r3) ) - mtcrf 0xFF,r0 - lwz r26,((JB_GPRS+12)*4)(r3) -FP( lfd f26,((JB_FPRS+12*2)*4)(r3) ) - lwz r27,((JB_GPRS+13)*4)(r3) -FP( lfd f27,((JB_FPRS+13*2)*4)(r3) ) - lwz r28,((JB_GPRS+14)*4)(r3) -FP( lfd f28,((JB_FPRS+14*2)*4)(r3) ) - lwz r29,((JB_GPRS+15)*4)(r3) -FP( lfd f29,((JB_FPRS+15*2)*4)(r3) ) - lwz r30,((JB_GPRS+16)*4)(r3) -FP( lfd f30,((JB_FPRS+16*2)*4)(r3) ) - lwz r31,((JB_GPRS+17)*4)(r3) -FP( lfd f31,((JB_FPRS+17*2)*4)(r3) ) - mr r3,r4 - blr -.size longjmp,.-longjmp; diff --git a/libc/sysdeps/linux/powerpc/ppc_asm.h b/libc/sysdeps/linux/powerpc/ppc_asm.h index c35192bb4..ad34e3e62 100644 --- a/libc/sysdeps/linux/powerpc/ppc_asm.h +++ b/libc/sysdeps/linux/powerpc/ppc_asm.h @@ -1,115 +1,83 @@ -/* Condition Register Bit Fields */ +/* Symbolic names for the registers. The only portable way to write asm + code is to use number but this produces really unreadable code. + Therefore these symbolic names. */ -#define cr0 0 -#define cr1 1 -#define cr2 2 -#define cr3 3 -#define cr4 4 -#define cr5 5 -#define cr6 6 -#define cr7 7 +/* Integer registers. */ +#define r0 0 +#define r1 1 +#define r2 2 +#define r3 3 +#define r4 4 +#define r5 5 +#define r6 6 +#define r7 7 +#define r8 8 +#define r9 9 +#define r10 10 +#define r11 11 +#define r12 12 +#define r13 13 +#define r14 14 +#define r15 15 +#define r16 16 +#define r17 17 +#define r18 18 +#define r19 19 +#define r20 20 +#define r21 21 +#define r22 22 +#define r23 23 +#define r24 24 +#define r25 25 +#define r26 26 +#define r27 27 +#define r28 28 +#define r29 29 +#define r30 30 +#define r31 31 +/* Floating-point registers. */ +#define fp0 0 +#define fp1 1 +#define fp2 2 +#define fp3 3 +#define fp4 4 +#define fp5 5 +#define fp6 6 +#define fp7 7 +#define fp8 8 +#define fp9 9 +#define fp10 10 +#define fp11 11 +#define fp12 12 +#define fp13 13 +#define fp14 14 +#define fp15 15 +#define fp16 16 +#define fp17 17 +#define fp18 18 +#define fp19 19 +#define fp20 20 +#define fp21 21 +#define fp22 22 +#define fp23 23 +#define fp24 24 +#define fp25 25 +#define fp26 26 +#define fp27 27 +#define fp28 28 +#define fp29 29 +#define fp30 30 +#define fp31 31 -/* General Purpose Registers (GPRs) */ +/* Condition code registers. */ +#define cr0 0 +#define cr1 1 +#define cr2 2 +#define cr3 3 +#define cr4 4 +#define cr5 5 +#define cr6 6 +#define cr7 7 -#define r0 0 -#define r1 1 -#define r2 2 -#define r3 3 -#define r4 4 -#define r5 5 -#define r6 6 -#define r7 7 -#define r8 8 -#define r9 9 -#define r10 10 -#define r11 11 -#define r12 12 -#define r13 13 -#define r14 14 -#define r15 15 -#define r16 16 -#define r17 17 -#define r18 18 -#define r19 19 -#define r20 20 -#define r21 21 -#define r22 22 -#define r23 23 -#define r24 24 -#define r25 25 -#define r26 26 -#define r27 27 -#define r28 28 -#define r29 29 -#define r30 30 -#define r31 31 - -/* Floating Point Registers (FPRs) */ - -#define fr0 0 -#define fr1 1 -#define fr2 2 -#define fr3 3 -#define fr4 4 -#define fr5 5 -#define fr6 6 -#define fr7 7 -#define fr8 8 -#define fr9 9 -#define fr10 10 -#define fr11 11 -#define fr12 12 -#define fr13 13 -#define fr14 14 -#define fr15 15 -#define fr16 16 -#define fr17 17 -#define fr18 18 -#define fr19 19 -#define fr20 20 -#define fr21 21 -#define fr22 22 -#define fr23 23 -#define fr24 24 -#define fr25 25 -#define fr26 26 -#define fr27 27 -#define fr28 28 -#define fr29 29 -#define fr30 30 -#define fr31 31 - -#define vr0 0 -#define vr1 1 -#define vr2 2 -#define vr3 3 -#define vr4 4 -#define vr5 5 -#define vr6 6 -#define vr7 7 -#define vr8 8 -#define vr9 9 -#define vr10 10 -#define vr11 11 -#define vr12 12 -#define vr13 13 -#define vr14 14 -#define vr15 15 -#define vr16 16 -#define vr17 17 -#define vr18 18 -#define vr19 19 -#define vr20 20 -#define vr21 21 -#define vr22 22 -#define vr23 23 -#define vr24 24 -#define vr25 25 -#define vr26 26 -#define vr27 27 -#define vr28 28 -#define vr29 29 -#define vr30 30 -#define vr31 31 diff --git a/libc/sysdeps/linux/powerpc/setjmp.S b/libc/sysdeps/linux/powerpc/setjmp.S index 4b3c48a8c..6cf48544b 100644 --- a/libc/sysdeps/linux/powerpc/setjmp.S +++ b/libc/sysdeps/linux/powerpc/setjmp.S @@ -3,90 +3,78 @@ This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. + Lesser General Public License for more details. - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include <ppc-asm.h> -#define r1 1 -#define r2 2 + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ +#include <features.h> +#include "ppc_asm.h" #define _ASM #define _SETJMP_H #include <bits/setjmp.h> -#define USE_FP -#ifdef USE_FP +#ifdef __UCLIBC_HAS_FLOATS__ #define FP(x...) x #else #define FP(x...) #endif -.global _setjmp -.type _setjmp,@function -.align 4 -_setjmp: - li r4,0 -.global __sigsetjmp -.type __sigsetjmp,@function -.align 4 -__sigsetjmp: +.globl __sigsetjmp; +.type __sigsetjmp, @function; +.align 2; + +__sigsetjmp: stw r1,(JB_GPR1*4)(3) mflr r0 stw r2,(JB_GPR2*4)(3) stw r14,((JB_GPRS+0)*4)(3) -FP( stfd f14,((JB_FPRS+0*2)*4)(3) ) +FP( stfd fp14,((JB_FPRS+0*2)*4)(3)) stw r0,(JB_LR*4)(3) stw r15,((JB_GPRS+1)*4)(3) -FP( stfd f15,((JB_FPRS+1*2)*4)(3) ) +FP( stfd fp15,((JB_FPRS+1*2)*4)(3)) mfcr r0 stw r16,((JB_GPRS+2)*4)(3) -FP( stfd f16,((JB_FPRS+2*2)*4)(3) ) +FP( stfd fp16,((JB_FPRS+2*2)*4)(3)) stw r0,(JB_CR*4)(3) stw r17,((JB_GPRS+3)*4)(3) -FP( stfd f7,((JB_FPRS+3*2)*4)(3) ) +FP( stfd fp17,((JB_FPRS+3*2)*4)(3)) stw r18,((JB_GPRS+4)*4)(3) -FP( stfd f18,((JB_FPRS+4*2)*4)(3) ) +FP( stfd fp18,((JB_FPRS+4*2)*4)(3)) stw r19,((JB_GPRS+5)*4)(3) -FP( stfd f19,((JB_FPRS+5*2)*4)(3) ) +FP( stfd fp19,((JB_FPRS+5*2)*4)(3)) stw r20,((JB_GPRS+6)*4)(3) -FP( stfd f20,((JB_FPRS+6*2)*4)(3) ) +FP( stfd fp20,((JB_FPRS+6*2)*4)(3)) stw r21,((JB_GPRS+7)*4)(3) -FP( stfd f21,((JB_FPRS+7*2)*4)(3) ) +FP( stfd fp21,((JB_FPRS+7*2)*4)(3)) stw r22,((JB_GPRS+8)*4)(3) -FP( stfd f22,((JB_FPRS+8*2)*4)(3) ) +FP( stfd fp22,((JB_FPRS+8*2)*4)(3)) stw r23,((JB_GPRS+9)*4)(3) -FP( stfd f23,((JB_FPRS+9*2)*4)(3) ) +FP( stfd fp23,((JB_FPRS+9*2)*4)(3)) stw r24,((JB_GPRS+10)*4)(3) -FP( stfd f24,((JB_FPRS+10*2)*4)(3) ) +FP( stfd fp24,((JB_FPRS+10*2)*4)(3)) stw r25,((JB_GPRS+11)*4)(3) -FP( stfd f25,((JB_FPRS+11*2)*4)(3) ) +FP( stfd fp25,((JB_FPRS+11*2)*4)(3)) stw r26,((JB_GPRS+12)*4)(3) -FP( stfd f26,((JB_FPRS+12*2)*4)(3) ) +FP( stfd fp26,((JB_FPRS+12*2)*4)(3)) stw r27,((JB_GPRS+13)*4)(3) -FP( stfd f27,((JB_FPRS+13*2)*4)(3) ) +FP( stfd fp27,((JB_FPRS+13*2)*4)(3)) stw r28,((JB_GPRS+14)*4)(3) -FP( stfd f28,((JB_FPRS+14*2)*4)(3) ) +FP( stfd fp28,((JB_FPRS+14*2)*4)(3)) stw r29,((JB_GPRS+15)*4)(3) -FP( stfd f29,((JB_FPRS+15*2)*4)(3) ) +FP( stfd fp29,((JB_FPRS+15*2)*4)(3)) stw r30,((JB_GPRS+16)*4)(3) -FP( stfd f30,((JB_FPRS+16*2)*4)(3) ) +FP( stfd fp30,((JB_FPRS+16*2)*4)(3)) stw r31,((JB_GPRS+17)*4)(3) -FP( stfd f31,((JB_FPRS+17*2)*4)(3) ) -#ifdef __PIC__ - b __sigjmp_save@PLT -#else +FP( stfd fp31,((JB_FPRS+17*2)*4)(3)) b __sigjmp_save -#endif -.size __sigsetjmp,.-__sigsetjmp - +.size __sigsetjmp,.-__sigsetjmp |