diff options
Diffstat (limited to 'sysdeps')
41 files changed, 605 insertions, 738 deletions
diff --git a/sysdeps/alpha/bsd-_setjmp.S b/sysdeps/alpha/bsd-_setjmp.S index be7f6dd05f..1bb3e4ab37 100644 --- a/sysdeps/alpha/bsd-_setjmp.S +++ b/sysdeps/alpha/bsd-_setjmp.S @@ -1,21 +1,21 @@ /* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. Alpha version. -Copyright (C) 1994, 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. + Copyright (C) 1994, 1996 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 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. + 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., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + 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. */ /* 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 @@ -26,8 +26,10 @@ Cambridge, MA 02139, USA. */ ENTRY(_setjmp) ldgp $29,0($27) #ifdef PROF + .set noat lda AT, _mcount jsr AT, (AT), _mcount + .set at #endif .prologue 1 bis $31, $31, $17 /* Pass a second argument of zero. */ diff --git a/sysdeps/alpha/bsd-setjmp.S b/sysdeps/alpha/bsd-setjmp.S index 2b799613d7..cf5bf189de 100644 --- a/sysdeps/alpha/bsd-setjmp.S +++ b/sysdeps/alpha/bsd-setjmp.S @@ -1,21 +1,21 @@ /* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. Alpha version. -Copyright (C) 1994, 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. + Copyright (C) 1994, 1996 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 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. + 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., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + 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. */ /* 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 @@ -26,8 +26,10 @@ Cambridge, MA 02139, USA. */ ENTRY(setjmp) ldgp $29, 0($27) #ifdef PROF + .set noat lda AT, _mcount jsr AT, (AT), _mcount + .set at #endif .prologue 1 bis $31, 1, $17 /* Pass a second argument of one. */ diff --git a/sysdeps/alpha/htonl.S b/sysdeps/alpha/htonl.S index 55d4f62bc7..c6e09f134f 100644 --- a/sysdeps/alpha/htonl.S +++ b/sysdeps/alpha/htonl.S @@ -1,28 +1,30 @@ /* Copyright (C) 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. + 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 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. + 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., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + 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 <sysdep.h> ENTRY(__htonl) #ifdef PROF ldgp gp, 0(pv) + .set noat lda AT, _mcount jsr AT, (AT), _mcount + .set at .prologue 1 #else .prologue 0 diff --git a/sysdeps/alpha/htons.S b/sysdeps/alpha/htons.S index 743d3e2474..8d3aefe149 100644 --- a/sysdeps/alpha/htons.S +++ b/sysdeps/alpha/htons.S @@ -1,28 +1,30 @@ /* Copyright (C) 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. + 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 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. + 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., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + 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 <sysdep.h> ENTRY(__htons) #ifdef PROF ldgp gp, 0(pv) + .set noat lda AT, _mcount jsr AT, (AT), _mcount + .set at .prologue 1 #else .prologue 0 diff --git a/sysdeps/alpha/memcpy.S b/sysdeps/alpha/memcpy.S deleted file mode 100644 index 4ee9c115db..0000000000 --- a/sysdeps/alpha/memcpy.S +++ /dev/null @@ -1,276 +0,0 @@ -/* Copyright (C) 1996 Free Software Foundation, Inc. - Contributed by Richard Henderson (rth@tamu.edu) - - 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., 675 Mass Ave, - Cambridge, MA 02139, USA. */ - - -/* This is the child of the C-with-inline-assembly memcpy posted by - Martin Ostermann (ost@comnets.rwth-aachen.de). - - This is generally scheduled for the EV5, but whenever necessary and - possible, the autoswap slotting feature of the EV5 is used so that the - code lays out nicely for the EV4 as well. */ - -#include <alpha/regdef.h> - - .set noreorder - - .text - - .ent copy_fwd_aligned -copy_fwd_aligned: - .frame sp, 0, ra, 0 - .prologue 0 - - /* Aligned forward copy main loop. On entry to this basic block: - t0 == source word waiting to be stored - t2 == loop counter - a0 == destination pointer - a1 == source pointer - a2 mod 8 == byte count in final word */ - .align 4 -$fa_loop: - and t2, 7, t1 # e0 : - beq t1, 1f # .. e1 : - -0: stq_u t0, 0(a0) # e0 : - subq t1, 1, t1 # .. e1 : - ldq_u t0, 8(a1) # e0 : copy up to seven words - addq a0, 8, a0 # .. e1 : - addq a1, 8, a1 # e0 : - bne t1, 0b # .. e1 : - -1: bic t2, 7, t2 # e0 : - beq t2, $fa_tail # .. e1 : - -2: stq_u t0, 0(a0) # e0 : - addq a0, 64, a0 # .. e1 : - ldq_u t3, 8(a1) # e0 : copy eight words as fast as we can - ldq_u t4, 16(a1) # .. e1 : - ldq_u t5, 24(a1) # e0 : - ldq_u t6, 32(a1) # .. e1 : - ldq_u t7, 40(a1) # e0 : - ldq_u t8, 48(a1) # .. e1 : - ldq_u t9, 56(a1) # e0 : - ldq_u t0, 64(a1) # .. e1 : - stq_u t3, -56(a0) # e0 : - subq t2, 8, t2 # .. e1 : - stq_u t4, -48(a0) # e0 : - addq a1, 64, a1 # .. e1 : - stq_u t5, -40(a0) # e0 : - stq_u t6, -32(a0) # e0 : - stq_u t7, -24(a0) # e0 : - stq_u t8, -16(a0) # e0 : - stq_u t9, -8(a0) # e0 : - bne t2, 2b # .. e1 : - - /* Take care of a partial word tail. */ -$fa_tail: - and a2, 7, t3 # e0 : - bne t3, 1f # .. e1 (zdb) - - /* Aligned copy, aligned tail, final store. */ - stq_u t0, 0(a0) - ret - -1: ldq_u t1, 0(a0) # e1 : - mskql t0, a2, t0 # .. e1 : - mskqh t1, a2, t1 # e0 (stall) - bis t0, t1, t0 # e1 : - stq_u t0, 0(a0) # e0 : - ret # .. e1 : - - /* This is the actual entry point to this function. */ - .align 3 -$fwd_aligned: - ldq_u t0, 0(a1) # e0 : - and a0, 7, t3 # .. e1 : - addq a2, t3, a2 # e0 : - subq a2, 1, t2 # e1 : - sra t2, 3, t2 # e0 : - beq t3, $fa_loop # .. e1 : - - ldq_u t1, 0(a0) # e0 : - beq t2, $fa_small # .. e1 : - mskqh t0, a0, t0 # e0 : - mskql t1, a0, t3 # e0 : - bis t0, t3, t0 # e0 : - br $fa_loop # .. e1 : - - /* The move affects exactly one destination word. */ -$fa_small: - mskqh t0, a0, t0 # e0 : - and a2, 7, t4 # .. e1 : - mskql t1, a0, t3 # e0 : - bne t4, 1f # .. e1 : - - or t0, t3, t0 # e0 : - unop # : - stq_u t0, 0(a0) # e0 : - ret # .. e1 : - -1: mskql t0, a2, t0 # e0 : - mskqh t1, a2, t1 # e0 : - or t0, t3, t0 # e0 : - or t0, t1, t0 # e1 : - stq_u t0, 0(a0) # e0 : - ret # .. e1 : - - .end copy_fwd_aligned - - .ent memcpy - .globl memcpy - .align 3 -memcpy: - .frame sp, 0, ra, 0 -#ifdef PROF - ldgp gp, 0(ra) - lda AT, _mcount - jsr AT, (AT), _mcount - .prologue 1 -#else - .prologue 0 -#endif - - mov a0, v0 - beq a2, $zero_length - - /* Are source and destination co-aligned? */ - xor a0, a1, t0 - unop - and t0, 7, t0 - beq t0, $fwd_aligned - br $fwd_unaligned - - .end memcpy - - .ent copy_fwd_unaligned -copy_fwd_unaligned: - .frame sp, 0, ra, 0 - .prologue 0 - - /* Unaligned forward copy main loop. On entry to this basic block: - t0 == source low word, unshifted - t2 == loop counter - t7 == last source byte + 1 - a0 == destination pointer - a1 == source pointer - a2 mod 8 == byte count in final word */ - .align 4 -$fu_loop: - beq t2, $fu_tail # e1 : - blbc t2, 0f # e1 : - - ldq_u t1, 8(a1) # e1 : copy one unaligned word - extql t0, a1, t3 # .. e0 : - addq a1, 8, a1 # e0 : - addq a0, 8, a0 # .. e1 : - extqh t1, a1, t4 # e0 : - subq t2, 1, t2 # .. e1 : - mov t1, t0 # e0 : - or t3, t4, t3 # .. e1 : - stq_u t3, -8(a0) # e0 : - beq t2, $fu_tail # .. e1 : - -0: ldq_u t1, 8(a1) # e1 : copy two unaligned words - extql t0, a1, t3 # .. e0 : - ldq_u t0, 16(a1) # e0 : - subq t2, 2, t2 # .. e1 : - extqh t1, a1, t4 # e0 : - addq a0, 16, a0 # .. e1 : - extql t1, a1, t5 # e0 : - or t3, t4, t3 # .. e1 : - extqh t0, a1, t6 # e0 : - addq a1, 16, a1 # .. e1 : - stq_u t3, -16(a0) # e0 : - or t5, t6, t5 # .. e1 : - stq_u t5, -8(a0) # e0 : - bne t2, 0b # .. e1 : - - /* Take care of a partial words tail. */ -$fu_tail: - ldq_u t4, -1(t7) # e1 : - extql t0, a1, t3 # .. e0 : - extqh t4, a1, t4 # e0 (stall) - and a2, 7, t5 # .. e1 : - or t3, t4, t3 # e0 : - beq t5, 1f # .. e1 : - - ldq_u t1, 0(a0) # e1 : - mskql t3, a2, t3 # .. e0 : - mskqh t1, a2, t1 # e0 (stall) - or t1, t3, t3 # e1 : - -1: stq_u t3, 0(a0) # e0 : - ret # .. e1 : - - /* The entry point to the unaligned forward copy. */ - .align 3 -$fwd_unaligned: - ldq_u t0, 0(a1) # e0 : load initial bits of src - addq a1, a2, t7 # .. e1 : record last byte + 1 of src - and a0, 7, t3 # e0 : find dst misalignment - addq a2, t3, a2 # e1 : find number of words affected - subq a2, 1, t2 # e0 : - cmple a2, 8, t4 # . |