mirror of
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Don't use %r19 (linkage table pointer).
This commit is contained in:
Ulrich Drepper
parent
257c3b5223
commit
acc97172a1
@ -1,71 +1,72 @@
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; HP-PA-1.1 __mpn_addmul_1 -- Multiply a limb vector with a limb and
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; add the result to a second limb vector.
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;! HP-PA-1.1 __mpn_addmul_1 -- Multiply a limb vector with a limb and
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;! add the result to a second limb vector.
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; Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
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;! Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
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; This file is part of the GNU MP Library.
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;! This file is part of the GNU MP Library.
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; The GNU MP Library is free software; you can redistribute it and/or modify
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; it under the terms of the GNU Library General Public License as published by
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; the Free Software Foundation; either version 2 of the License, or (at your
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; option) any later version.
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;! The GNU MP 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
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||||
;! the Free Software Foundation; either version 2 of the License, or (at your
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;! option) any later version.
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||||
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; The GNU MP Library is distributed in the hope that it will be useful, but
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; WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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||||
; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
|
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; License for more details.
|
||||
;! The GNU MP Library is distributed in the hope that it will be useful, but
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;! WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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||||
;! or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
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;! License for more details.
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||||
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||||
; You should have received a copy of the GNU Library General Public License
|
||||
; along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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; the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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; MA 02111-1307, USA.
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||||
;! You should have received a copy of the GNU Library General Public License
|
||||
;! along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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||||
;! the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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;! MA 02111-1307, USA.
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; INPUT PARAMETERS
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; res_ptr r26
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; s1_ptr r25
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; size r24
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; s2_limb r23
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;! INPUT PARAMETERS
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;! res_ptr r26
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;! s1_ptr r25
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;! size r24
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;! s2_limb r23
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; This runs at 11 cycles/limb on a PA7000. With the used instructions, it
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; can not become faster due to data cache contention after a store. On the
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; PA7100 it runs at 10 cycles/limb, and that can not be improved either,
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; since only the xmpyu does not need the integer pipeline, so the only
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; dual-issue we will get are addc+xmpyu. Unrolling could gain a cycle/limb
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; on the PA7100.
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;! This runs at 11 cycles/limb on a PA7000. With the used instructions, it
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;! can not become faster due to data cache contention after a store. On the
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;! PA7100 it runs at 10 cycles/limb, and that can not be improved either,
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;! since only the xmpyu does not need the integer pipeline, so the only
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;! dual-issue we will get are addc+xmpyu. Unrolling could gain a cycle/limb
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;! on the PA7100.
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; There are some ideas described in mul_1.s that applies to this code too.
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;! There are some ideas described in mul_1.s that applies to this code too.
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.code
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.text
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.export __mpn_addmul_1
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__mpn_addmul_1
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__mpn_addmul_1:
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.proc
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.callinfo frame=64,no_calls
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.entry
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ldo 64(%r30),%r30
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fldws,ma 4(%r25),%fr5
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stw %r23,-16(%r30) ; move s2_limb ...
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stw %r23,-16(%r30) ;! move s2_limb ...
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addib,= -1,%r24,L$just_one_limb
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fldws -16(%r30),%fr4 ; ... into fr4
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add %r0,%r0,%r0 ; clear carry
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fldws -16(%r30),%fr4 ;! ... into fr4
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add %r0,%r0,%r0 ;! clear carry
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xmpyu %fr4,%fr5,%fr6
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fldws,ma 4(%r25),%fr7
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fstds %fr6,-16(%r30)
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xmpyu %fr4,%fr7,%fr8
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ldw -12(%r30),%r19 ; least significant limb in product
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ldw -12(%r30),%r20 ;! least significant limb in product
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ldw -16(%r30),%r28
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fstds %fr8,-16(%r30)
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addib,= -1,%r24,L$end
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ldw -12(%r30),%r1
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; Main loop
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L$loop ldws 0(%r26),%r29
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;! Main loop
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L$loop:
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ldws 0(%r26),%r29
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fldws,ma 4(%r25),%fr5
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add %r29,%r19,%r19
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stws,ma %r19,4(%r26)
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addc %r28,%r1,%r19
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add %r29,%r20,%r20
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stws,ma %r20,4(%r26)
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addc %r28,%r1,%r20
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xmpyu %fr4,%fr5,%fr6
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ldw -16(%r30),%r28
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fstds %fr6,-16(%r30)
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@ -73,27 +74,28 @@ L$loop ldws 0(%r26),%r29
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addib,<> -1,%r24,L$loop
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ldw -12(%r30),%r1
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L$end ldw 0(%r26),%r29
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add %r29,%r19,%r19
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stws,ma %r19,4(%r26)
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addc %r28,%r1,%r19
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L$end:
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ldw 0(%r26),%r29
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add %r29,%r20,%r20
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stws,ma %r20,4(%r26)
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addc %r28,%r1,%r20
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ldw -16(%r30),%r28
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ldws 0(%r26),%r29
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addc %r0,%r28,%r28
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add %r29,%r19,%r19
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stws,ma %r19,4(%r26)
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add %r29,%r20,%r20
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stws,ma %r20,4(%r26)
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addc %r0,%r28,%r28
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bv 0(%r2)
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ldo -64(%r30),%r30
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ldo -64(%r30),%r30
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L$just_one_limb
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L$just_one_limb:
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xmpyu %fr4,%fr5,%fr6
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ldw 0(%r26),%r29
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fstds %fr6,-16(%r30)
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ldw -12(%r30),%r1
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ldw -16(%r30),%r28
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add %r29,%r1,%r19
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stw %r19,0(%r26)
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add %r29,%r1,%r20
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stw %r20,0(%r26)
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addc %r0,%r28,%r28
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bv 0(%r2)
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ldo -64(%r30),%r30
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@ -1,92 +1,94 @@
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; HP-PA-1.1 __mpn_mul_1 -- Multiply a limb vector with a limb and store
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; the result in a second limb vector.
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;! HP-PA-1.1 __mpn_mul_1 -- Multiply a limb vector with a limb and store
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;! the result in a second limb vector.
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; Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
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;! Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
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; This file is part of the GNU MP Library.
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;! This file is part of the GNU MP Library.
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; The GNU MP Library is free software; you can redistribute it and/or modify
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; it under the terms of the GNU Library General Public License as published by
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; the Free Software Foundation; either version 2 of the License, or (at your
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; option) any later version.
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;! The GNU MP Library is free software; you can redistribute it and/or modify
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;! it under the terms of the GNU Library General Public License as published by
|
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;! the Free Software Foundation; either version 2 of the License, or (at your
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;! option) any later version.
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; The GNU MP Library is distributed in the hope that it will be useful, but
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; WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
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; License for more details.
|
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;! The GNU MP Library is distributed in the hope that it will be useful, but
|
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;! WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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||||
;! or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
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;! License for more details.
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||||
|
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; You should have received a copy of the GNU Library General Public License
|
||||
; along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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; the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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; MA 02111-1307, USA.
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;! You should have received a copy of the GNU Library General Public License
|
||||
;! along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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;! the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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;! MA 02111-1307, USA.
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; INPUT PARAMETERS
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; res_ptr r26
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; s1_ptr r25
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; size r24
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; s2_limb r23
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;! INPUT PARAMETERS
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;! res_ptr r26
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;! s1_ptr r25
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;! size r24
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;! s2_limb r23
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|
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; This runs at 9 cycles/limb on a PA7000. With the used instructions, it can
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; not become faster due to data cache contention after a store. On the
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; PA7100 it runs at 7 cycles/limb, and that can not be improved either, since
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; only the xmpyu does not need the integer pipeline, so the only dual-issue
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; we will get are addc+xmpyu. Unrolling would not help either CPU.
|
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;! This runs at 9 cycles/limb on a PA7000. With the used instructions, it can
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;! not become faster due to data cache contention after a store. On the
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;! PA7100 it runs at 7 cycles/limb, and that can not be improved either, since
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;! only the xmpyu does not need the integer pipeline, so the only dual-issue
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;! we will get are addc+xmpyu. Unrolling would not help either CPU.
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; We could use fldds to read two limbs at a time from the S1 array, and that
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; could bring down the times to 8.5 and 6.5 cycles/limb for the PA7000 and
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; PA7100, respectively. We don't do that since it does not seem worth the
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; (alignment) troubles...
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;! We could use fldds to read two limbs at a time from the S1 array, and that
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;! could bring down the times to 8.5 and 6.5 cycles/limb for the PA7000 and
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;! PA7100, respectively. We don't do that since it does not seem worth the
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;! (alignment) troubles...
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; At least the PA7100 is rumored to be able to deal with cache-misses
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; without stalling instruction issue. If this is true, and the cache is
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; actually also lockup-free, we should use a deeper software pipeline, and
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; load from S1 very early! (The loads and stores to -12(sp) will surely be
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; in the cache.)
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;! At least the PA7100 is rumored to be able to deal with cache-misses
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;! without stalling instruction issue. If this is true, and the cache is
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;! actually also lockup-free, we should use a deeper software pipeline, and
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;! load from S1 very early; (The loads and stores to -12(sp) will surely be
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;! in the cache.)
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.code
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.text
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.export __mpn_mul_1
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__mpn_mul_1
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__mpn_mul_1:
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.proc
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.callinfo frame=64,no_calls
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.entry
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ldo 64(%r30),%r30
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fldws,ma 4(%r25),%fr5
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stw %r23,-16(%r30) ; move s2_limb ...
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stw %r23,-16(%r30) ;! move s2_limb ...
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addib,= -1,%r24,L$just_one_limb
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fldws -16(%r30),%fr4 ; ... into fr4
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add %r0,%r0,%r0 ; clear carry
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fldws -16(%r30),%fr4 ;! ... into fr4
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add %r0,%r0,%r0 ;! clear carry
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xmpyu %fr4,%fr5,%fr6
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fldws,ma 4(%r25),%fr7
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fstds %fr6,-16(%r30)
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xmpyu %fr4,%fr7,%fr8
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ldw -12(%r30),%r19 ; least significant limb in product
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ldw -12(%r30),%r20 ;! least significant limb in product
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ldw -16(%r30),%r28
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fstds %fr8,-16(%r30)
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addib,= -1,%r24,L$end
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ldw -12(%r30),%r1
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; Main loop
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L$loop fldws,ma 4(%r25),%fr5
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stws,ma %r19,4(%r26)
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addc %r28,%r1,%r19
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;! Main loop
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L$loop:
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fldws,ma 4(%r25),%fr5
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stws,ma %r20,4(%r26)
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addc %r28,%r1,%r20
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xmpyu %fr4,%fr5,%fr6
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ldw -16(%r30),%r28
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fstds %fr6,-16(%r30)
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addib,<> -1,%r24,L$loop
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ldw -12(%r30),%r1
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L$end stws,ma %r19,4(%r26)
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addc %r28,%r1,%r19
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L$end:
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stws,ma %r20,4(%r26)
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addc %r28,%r1,%r20
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ldw -16(%r30),%r28
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stws,ma %r19,4(%r26)
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stws,ma %r20,4(%r26)
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addc %r0,%r28,%r28
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bv 0(%r2)
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ldo -64(%r30),%r30
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L$just_one_limb
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L$just_one_limb:
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xmpyu %fr4,%fr5,%fr6
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fstds %fr6,-16(%r30)
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ldw -16(%r30),%r28
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@ -1,77 +1,78 @@
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; HP-PA-1.1 __mpn_submul_1 -- Multiply a limb vector with a limb and
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; subtract the result from a second limb vector.
|
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;! HP-PA-1.1 __mpn_submul_1 -- Multiply a limb vector with a limb and
|
||||
;! subtract the result from a second limb vector.
|
||||
|
||||
; Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
|
||||
;! Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
|
||||
|
||||
; This file is part of the GNU MP Library.
|
||||
;! This file is part of the GNU MP Library.
|
||||
|
||||
; The GNU MP 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 MP 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 MP 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 MP 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 MP 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.
|
||||
;! You should have received a copy of the GNU Library General Public License
|
||||
;! along with the GNU MP 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.
|
||||
|
||||
|
||||
; INPUT PARAMETERS
|
||||
; res_ptr r26
|
||||
; s1_ptr r25
|
||||
; size r24
|
||||
; s2_limb r23
|
||||
;! INPUT PARAMETERS
|
||||
;! res_ptr r26
|
||||
;! s1_ptr r25
|
||||
;! size r24
|
||||
;! s2_limb r23
|
||||
|
||||
; This runs at 12 cycles/limb on a PA7000. With the used instructions, it
|
||||
; can not become faster due to data cache contention after a store. On the
|
||||
; PA7100 it runs at 11 cycles/limb, and that can not be improved either,
|
||||
; since only the xmpyu does not need the integer pipeline, so the only
|
||||
; dual-issue we will get are addc+xmpyu. Unrolling could gain a cycle/limb
|
||||
; on the PA7100.
|
||||
;! This runs at 12 cycles/limb on a PA7000. With the used instructions, it
|
||||
;! can not become faster due to data cache contention after a store. On the
|
||||
;! PA7100 it runs at 11 cycles/limb, and that can not be improved either,
|
||||
;! since only the xmpyu does not need the integer pipeline, so the only
|
||||
;! dual-issue we will get are addc+xmpyu. Unrolling could gain a cycle/limb
|
||||
;! on the PA7100.
|
||||
|
||||
; There are some ideas described in mul_1.s that applies to this code too.
|
||||
;! There are some ideas described in mul_1.s that applies to this code too.
|
||||
|
||||
; It seems possible to make this run as fast as __mpn_addmul_1, if we use
|
||||
; sub,>>= %r29,%r19,%r22
|
||||
; addi 1,%r28,%r28
|
||||
; but that requires reworking the hairy software pipeline...
|
||||
;! It seems possible to make this run as fast as __mpn_addmul_1, if we use
|
||||
;! sub,>>= %r29,%r20,%r22
|
||||
;! addi 1,%r28,%r28
|
||||
;! but that requires reworking the hairy software pipeline...
|
||||
|
||||
.code
|
||||
.text
|
||||
.export __mpn_submul_1
|
||||
__mpn_submul_1
|
||||
__mpn_submul_1:
|
||||
.proc
|
||||
.callinfo frame=64,no_calls
|
||||
.entry
|
||||
|
||||
ldo 64(%r30),%r30
|
||||
fldws,ma 4(%r25),%fr5
|
||||
stw %r23,-16(%r30) ; move s2_limb ...
|
||||
stw %r23,-16(%r30) ;! move s2_limb ...
|
||||
addib,= -1,%r24,L$just_one_limb
|
||||
fldws -16(%r30),%fr4 ; ... into fr4
|
||||
add %r0,%r0,%r0 ; clear carry
|
||||
fldws -16(%r30),%fr4 ;! ... into fr4
|
||||
add %r0,%r0,%r0 ;! clear carry
|
||||
xmpyu %fr4,%fr5,%fr6
|
||||
fldws,ma 4(%r25),%fr7
|
||||
fstds %fr6,-16(%r30)
|
||||
xmpyu %fr4,%fr7,%fr8
|
||||
ldw -12(%r30),%r19 ; least significant limb in product
|
||||
ldw -12(%r30),%r20 ;! least significant limb in product
|
||||
ldw -16(%r30),%r28
|
||||
|
||||
fstds %fr8,-16(%r30)
|
||||
addib,= -1,%r24,L$end
|
||||
ldw -12(%r30),%r1
|
||||
|
||||
; Main loop
|
||||
L$loop ldws 0(%r26),%r29
|
||||
;! Main loop
|
||||
L$loop:
|
||||
ldws 0(%r26),%r29
|
||||
fldws,ma 4(%r25),%fr5
|
||||
sub %r29,%r19,%r22
|
||||
add %r22,%r19,%r0
|
||||
sub %r29,%r20,%r22
|
||||
add %r22,%r20,%r0
|
||||
stws,ma %r22,4(%r26)
|
||||
addc %r28,%r1,%r19
|
||||
addc %r28,%r1,%r20
|
||||
xmpyu %fr4,%fr5,%fr6
|
||||
ldw -16(%r30),%r28
|
||||
fstds %fr6,-16(%r30)
|
||||
@ -79,22 +80,23 @@ L$loop ldws 0(%r26),%r29
|
||||
addib,<> -1,%r24,L$loop
|
||||
ldw -12(%r30),%r1
|
||||
|
||||
L$end ldw 0(%r26),%r29
|
||||
sub %r29,%r19,%r22
|
||||
add %r22,%r19,%r0
|
||||
L$end:
|
||||
ldw 0(%r26),%r29
|
||||
sub %r29,%r20,%r22
|
||||
add %r22,%r20,%r0
|
||||
stws,ma %r22,4(%r26)
|
||||
addc %r28,%r1,%r19
|
||||
addc %r28,%r1,%r20
|
||||
ldw -16(%r30),%r28
|
||||
ldws 0(%r26),%r29
|
||||
addc %r0,%r28,%r28
|
||||
sub %r29,%r19,%r22
|
||||
add %r22,%r19,%r0
|
||||
sub %r29,%r20,%r22
|
||||
add %r22,%r20,%r0
|
||||
stws,ma %r22,4(%r26)
|
||||
addc %r0,%r28,%r28
|
||||
bv 0(%r2)
|
||||
ldo -64(%r30),%r30
|
||||
|
||||
L$just_one_limb
|
||||
L$just_one_limb:
|
||||
xmpyu %fr4,%fr5,%fr6
|
||||
ldw 0(%r26),%r29
|
||||
fstds %fr6,-16(%r30)
|
||||
|
||||
@ -1,53 +1,55 @@
|
||||
; HP-PA __udiv_qrnnd division support, used from longlong.h.
|
||||
; This version runs fast on PA 7000 and later.
|
||||
;! HP-PA __udiv_qrnnd division support, used from longlong.h.
|
||||
;! This version runs fast on PA 7000 and later.
|
||||
|
||||
; Copyright (C) 1993, 1994 Free Software Foundation, Inc.
|
||||
;! Copyright (C) 1993, 1994 Free Software Foundation, Inc.
|
||||
|
||||
; This file is part of the GNU MP Library.
|
||||
;! This file is part of the GNU MP Library.
|
||||
|
||||
; The GNU MP 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 MP 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 MP 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 MP 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 MP 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.
|
||||
;! You should have received a copy of the GNU Library General Public License
|
||||
;! along with the GNU MP 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.
|
||||
|
||||
|
||||
; INPUT PARAMETERS
|
||||
; rem_ptr gr26
|
||||
; n1 gr25
|
||||
; n0 gr24
|
||||
; d gr23
|
||||
;! INPUT PARAMETERS
|
||||
;! rem_ptr gr26
|
||||
;! n1 gr25
|
||||
;! n0 gr24
|
||||
;! d gr23
|
||||
|
||||
.code
|
||||
L$0000 .word 0x43f00000
|
||||
.text
|
||||
L$0000:
|
||||
.word 0x43f00000
|
||||
.word 0x0
|
||||
.export __udiv_qrnnd
|
||||
__udiv_qrnnd
|
||||
__udiv_qrnnd:
|
||||
.proc
|
||||
.callinfo frame=64,no_calls
|
||||
.entry
|
||||
ldo 64(%r30),%r30
|
||||
|
||||
stws %r25,-16(0,%r30) ; n_hi
|
||||
stws %r24,-12(0,%r30) ; n_lo
|
||||
ldil L'L$0000,%r19
|
||||
ldo R'L$0000(%r19),%r19
|
||||
stws %r25,-16(0,%r30) ;! n_hi
|
||||
stws %r24,-12(0,%r30) ;! n_lo
|
||||
b,l L$0,%r1
|
||||
ldo L$0000-L$0(%r1),%r1
|
||||
L$0:
|
||||
fldds -16(0,%r30),%fr5
|
||||
stws %r23,-12(0,%r30)
|
||||
comib,<= 0,%r25,L$1
|
||||
fcnvxf,dbl,dbl %fr5,%fr5
|
||||
fldds 0(0,%r19),%fr4
|
||||
fldds 0(0,%r1),%fr4
|
||||
fadd,dbl %fr4,%fr5,%fr5
|
||||
L$1
|
||||
L$1:
|
||||
fcpy,sgl %fr0,%fr6L
|
||||
fldws -12(0,%r30),%fr6R
|
||||
fcnvxf,dbl,dbl %fr6,%fr4
|
||||
@ -62,13 +64,14 @@ L$1
|
||||
ldws -12(0,%r30),%r21
|
||||
ldws -16(0,%r30),%r20
|
||||
sub %r24,%r21,%r22
|
||||
subb %r25,%r20,%r19
|
||||
comib,= 0,%r19,L$2
|
||||
subb %r25,%r20,%r1
|
||||
comib,= 0,%r1,L$2
|
||||
ldo -64(%r30),%r30
|
||||
|
||||
add %r22,%r23,%r22
|
||||
ldo -1(%r28),%r28
|
||||
L$2 bv 0(%r2)
|
||||
L$2:
|
||||
bv 0(%r2)
|
||||
stws %r22,0(0,%r26)
|
||||
|
||||
.exit
|
||||
|
||||
@ -1,34 +1,34 @@
|
||||
; HP-PA __mpn_lshift --
|
||||
;! HP-PA __mpn_lshift --
|
||||
|
||||
; Copyright (C) 1992, 1994 Free Software Foundation, Inc.
|
||||
;! Copyright (C) 1992, 1994 Free Software Foundation, Inc.
|
||||
|
||||
; This file is part of the GNU MP Library.
|
||||
;! This file is part of the GNU MP Library.
|
||||
|
||||
; The GNU MP 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 MP 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 MP 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 MP 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 MP 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.
|
||||
;! You should have received a copy of the GNU Library General Public License
|
||||
;! along with the GNU MP 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.
|
||||
|
||||
|
||||
; INPUT PARAMETERS
|
||||
; res_ptr gr26
|
||||
; s_ptr gr25
|
||||
; size gr24
|
||||
; cnt gr23
|
||||
;! INPUT PARAMETERS
|
||||
;! res_ptr gr26
|
||||
;! s_ptr gr25
|
||||
;! size gr24
|
||||
;! cnt gr23
|
||||
|
||||
.code
|
||||
.text
|
||||
.export __mpn_lshift
|
||||
__mpn_lshift
|
||||
__mpn_lshift:
|
||||
.proc
|
||||
.callinfo frame=64,no_calls
|
||||
.entry
|
||||
@ -39,12 +39,12 @@ __mpn_lshift
|
||||
subi 32,%r23,%r1
|
||||
mtsar %r1
|
||||
addib,= -1,%r24,L$0004
|
||||
vshd %r0,%r22,%r28 ; compute carry out limb
|
||||
vshd %r0,%r22,%r28 ;! compute carry out limb
|
||||
ldws,mb -4(0,%r25),%r29
|
||||
addib,= -1,%r24,L$0002
|
||||
vshd %r22,%r29,%r20
|
||||
|
||||
L$loop ldws,mb -4(0,%r25),%r22
|
||||
L$loop: ldws,mb -4(0,%r25),%r22
|
||||
stws,mb %r20,-4(0,%r26)
|
||||
addib,= -1,%r24,L$0003
|
||||
vshd %r29,%r22,%r20
|
||||
@ -53,12 +53,12 @@ L$loop ldws,mb -4(0,%r25),%r22
|
||||
addib,<> -1,%r24,L$loop
|
||||
vshd %r22,%r29,%r20
|
||||
|
||||
L$0002 stws,mb %r20,-4(0,%r26)
|
||||
L$0002: stws,mb %r20,-4(0,%r26)
|
||||
vshd %r29,%r0,%r20
|
||||
bv 0(%r2)
|
||||
stw %r20,-4(0,%r26)
|
||||
L$0003 stws,mb %r20,-4(0,%r26)
|
||||
L$0004 vshd %r22,%r0,%r20
|
||||
L$0003: stws,mb %r20,-4(0,%r26)
|
||||
L$0004: vshd %r22,%r0,%r20
|
||||
bv 0(%r2)
|
||||
stw %r20,-4(0,%r26)
|
||||
|
||||
|
||||
@ -1,34 +1,34 @@
|
||||
; HP-PA __mpn_rshift --
|
||||
;! HP-PA __mpn_rshift --
|
||||
|
||||
; Copyright (C) 1992, 1994 Free Software Foundation, Inc.
|
||||
;! Copyright (C) 1992, 1994 Free Software Foundation, Inc.
|
||||
|
||||
; This file is part of the GNU MP Library.
|
||||
;! This file is part of the GNU MP Library.
|
||||
|
||||
; The GNU MP 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 MP 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 MP 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 MP 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 MP 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.
|
||||
;! You should have received a copy of the GNU Library General Public License
|
||||
;! along with the GNU MP 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.
|
||||
|
||||
|
||||
; INPUT PARAMETERS
|
||||
; res_ptr gr26
|
||||
; s_ptr gr25
|
||||
; size gr24
|
||||
; cnt gr23
|
||||
;! INPUT PARAMETERS
|
||||
;! res_ptr gr26
|
||||
;! s_ptr gr25
|
||||
;! size gr24
|
||||
;! cnt gr23
|
||||
|
||||
.code
|
||||
.text
|
||||
.export __mpn_rshift
|
||||
__mpn_rshift
|
||||
__mpn_rshift:
|
||||
.proc
|
||||
.callinfo frame=64,no_calls
|
||||
.entry
|
||||
@ -36,12 +36,12 @@ __mpn_rshift
|
||||
ldws,ma 4(0,%r25),%r22
|
||||
mtsar %r23
|
||||
addib,= -1,%r24,L$0004
|
||||
vshd %r22,%r0,%r28 ; compute carry out limb
|
||||
vshd %r22,%r0,%r28 ;! compute carry out limb
|
||||
ldws,ma 4(0,%r25),%r29
|
||||
addib,= -1,%r24,L$0002
|
||||
vshd %r29,%r22,%r20
|
||||
|
||||
L$loop ldws,ma 4(0,%r25),%r22
|
||||
L$loop: ldws,ma 4(0,%r25),%r22
|
||||
stws,ma %r20,4(0,%r26)
|
||||
addib,= -1,%r24,L$0003
|
||||
vshd %r22,%r29,%r20
|
||||
@ -50,12 +50,12 @@ L$loop ldws,ma 4(0,%r25),%r22
|
||||
addib,<> -1,%r24,L$loop
|
||||
vshd %r29,%r22,%r20
|
||||
|
||||
L$0002 stws,ma %r20,4(0,%r26)
|
||||
L$0002: stws,ma %r20,4(0,%r26)
|
||||
vshd %r0,%r29,%r20
|
||||
bv 0(%r2)
|
||||
stw %r20,0(0,%r26)
|
||||
L$0003 stws,ma %r20,4(0,%r26)
|
||||
L$0004 vshd %r0,%r22,%r20
|
||||
L$0003: stws,ma %r20,4(0,%r26)
|
||||
L$0004: vshd %r0,%r22,%r20
|
||||
bv 0(%r2)
|
||||
stw %r20,0(0,%r26)
|
||||
|
||||
|
||||
@ -1,56 +1,56 @@
|
||||
; HP-PA __mpn_sub_n -- Subtract two limb vectors of the same length > 0 and
|
||||
; store difference in a third limb vector.
|
||||
;! HP-PA __mpn_sub_n -- Subtract two limb vectors of the same length > 0 and
|
||||
;! store difference in a third limb vector.
|
||||
|
||||
; Copyright (C) 1992, 1994 Free Software Foundation, Inc.
|
||||
;! Copyright (C) 1992, 1994 Free Software Foundation, Inc.
|
||||
|
||||
; This file is part of the GNU MP Library.
|
||||
;! This file is part of the GNU MP Library.
|
||||
|
||||
; The GNU MP 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 MP 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 MP 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 MP 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 MP 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.
|
||||
;! You should have received a copy of the GNU Library General Public License
|
||||
;! along with the GNU MP 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.
|
||||
|
||||
|
||||
; INPUT PARAMETERS
|
||||
; res_ptr gr26
|
||||
; s1_ptr gr25
|
||||
; s2_ptr gr24
|
||||
; size gr23
|
||||
;! INPUT PARAMETERS
|
||||
;! res_ptr gr26
|
||||
;! s1_ptr gr25
|
||||
;! s2_ptr gr24
|
||||
;! size gr23
|
||||
|
||||
; One might want to unroll this as for other processors, but it turns
|
||||
; out that the data cache contention after a store makes such
|
||||
; unrolling useless. We can't come under 5 cycles/limb anyway.
|
||||
;! One might want to unroll this as for other processors, but it turns
|
||||
;! out that the data cache contention after a store makes such
|
||||
;! unrolling useless. We can't come under 5 cycles/limb anyway.
|
||||
|
||||
.code
|
||||
.text
|
||||
.export __mpn_sub_n
|
||||
__mpn_sub_n
|
||||
__mpn_sub_n:
|
||||
.proc
|
||||
.callinfo frame=0,no_calls
|
||||
.entry
|
||||
|
||||
ldws,ma 4(0,%r25),%r20
|
||||
ldws,ma 4(0,%r24),%r19
|
||||
ldws,ma 4(0,%r25),%r21
|
||||
ldws,ma 4(0,%r24),%r20
|
||||
|
||||
addib,= -1,%r23,L$end ; check for (SIZE == 1)
|
||||
sub %r20,%r19,%r28 ; subtract first limbs ignoring cy
|
||||
addib,= -1,%r23,L$end ;! check for (SIZE == 1)
|
||||
sub %r21,%r20,%r28 ;! subtract first limbs ignoring cy
|
||||
|
||||
L$loop ldws,ma 4(0,%r25),%r20
|
||||
ldws,ma 4(0,%r24),%r19
|
||||
L$loop: ldws,ma 4(0,%r25),%r21
|
||||
ldws,ma 4(0,%r24),%r20
|
||||
stws,ma %r28,4(0,%r26)
|
||||
addib,<> -1,%r23,L$loop
|
||||
subb %r20,%r19,%r28
|
||||
subb %r21,%r20,%r28
|
||||
|
||||
L$end stws %r28,0(0,%r26)
|
||||
L$end: stws %r28,0(0,%r26)
|
||||
addc %r0,%r0,%r28
|
||||
bv 0(%r2)
|
||||
subi 1,%r28,%r28
|
||||
|
||||
@ -1,45 +1,45 @@
|
||||
; HP-PA __udiv_qrnnd division support, used from longlong.h.
|
||||
; This version runs fast on pre-PA7000 CPUs.
|
||||
;! HP-PA __udiv_qrnnd division support, used from longlong.h.
|
||||
;! This version runs fast on pre-PA7000 CPUs.
|
||||
|
||||
; Copyright (C) 1993, 1994 Free Software Foundation, Inc.
|
||||
;! Copyright (C) 1993, 1994 Free Software Foundation, Inc.
|
||||
|
||||
; This file is part of the GNU MP Library.
|
||||
;! This file is part of the GNU MP Library.
|
||||
|
||||
; The GNU MP 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 MP 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 MP 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 MP 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 MP 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.
|
||||
;! You should have received a copy of the GNU Library General Public License
|
||||
;! along with the GNU MP 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.
|
||||
|
||||
|
||||
; INPUT PARAMETERS
|
||||
; rem_ptr gr26
|
||||
; n1 gr25
|
||||
; n0 gr24
|
||||
; d gr23
|
||||
;! INPUT PARAMETERS
|
||||
;! rem_ptr gr26
|
||||
;! n1 gr25
|
||||
;! n0 gr24
|
||||
;! d gr23
|
||||
|
||||
; The code size is a bit excessive. We could merge the last two ds;addc
|
||||
; sequences by simply moving the "bb,< Odd" instruction down. The only
|
||||
; trouble is the FFFFFFFF code that would need some hacking.
|
||||
;! The code size is a bit excessive. We could merge the last two ds;addc
|
||||
;! sequences by simply moving the "bb,< Odd" instruction down. The only
|
||||
;! trouble is the FFFFFFFF code that would need some hacking.
|
||||
|
||||
.code
|
||||
.text
|
||||
.export __udiv_qrnnd
|
||||
__udiv_qrnnd
|
||||
__udiv_qrnnd:
|
||||
.proc
|
||||
.callinfo frame=0,no_calls
|
||||
.entry
|
||||
|
||||
comb,< %r23,0,L$largedivisor
|
||||
sub %r0,%r23,%r1 ; clear cy as side-effect
|
||||
sub %r0,%r23,%r1 ;! clear cy as side-effect
|
||||
ds %r0,%r1,%r0
|
||||
addc %r24,%r24,%r24
|
||||
ds %r25,%r23,%r25
|
||||
@ -111,12 +111,12 @@ __udiv_qrnnd
|
||||
bv 0(%r2)
|
||||
addc %r28,%r28,%r28
|
||||
|
||||
L$largedivisor
|
||||
extru %r24,31,1,%r19 ; r19 = n0 & 1
|
||||
L$largedivisor:
|
||||
extru %r24,31,1,%r20 ;! r20 = n0 & 1
|
||||
bb,< %r23,31,L$odd
|
||||
extru %r23,30,31,%r22 ; r22 = d >> 1
|
||||
shd %r25,%r24,1,%r24 ; r24 = new n0
|
||||
extru %r25,30,31,%r25 ; r25 = new n1
|
||||
extru %r23,30,31,%r22 ;! r22 = d >> 1
|
||||
shd %r25,%r24,1,%r24 ;! r24 = new n0
|
||||
extru %r25,30,31,%r25 ;! r25 = new n1
|
||||
sub %r0,%r22,%r21
|
||||
ds %r0,%r21,%r0
|
||||
addc %r24,%r24,%r24
|
||||
@ -185,14 +185,14 @@ L$largedivisor
|
||||
ds %r25,%r22,%r25
|
||||
comclr,>= %r25,%r0,%r0
|
||||
addl %r25,%r22,%r25
|
||||
sh1addl %r25,%r19,%r25
|
||||
sh1addl %r25,%r20,%r25
|
||||
stws %r25,0(0,%r26)
|
||||
bv 0(%r2)
|
||||
addc %r24,%r24,%r28
|
||||
|
||||
L$odd addib,sv,n 1,%r22,L$FF.. ; r22 = (d / 2 + 1)
|
||||
shd %r25,%r24,1,%r24 ; r24 = new n0
|
||||
extru %r25,30,31,%r25 ; r25 = new n1
|
||||
L$odd: addib,sv,n 1,%r22,L$FF.. ;! r22 = (d / 2 + 1)
|
||||
shd %r25,%r24,1,%r24 ;! r24 = new n0
|
||||
extru %r25,30,31,%r25 ;! r25 = new n1
|
||||
sub %r0,%r22,%r21
|
||||
ds %r0,%r21,%r0
|
||||
addc %r24,%r24,%r24
|
||||
@ -262,8 +262,8 @@ L$odd addib,sv,n 1,%r22,L$FF.. ; r22 = (d / 2 + 1)
|
||||
addc %r24,%r24,%r28
|
||||
comclr,>= %r25,%r0,%r0
|
||||
addl %r25,%r22,%r25
|
||||
sh1addl %r25,%r19,%r25
|
||||
; We have computed (n1,,n0) / (d + 1), q' = r28, r' = r25
|
||||
sh1addl %r25,%r20,%r25
|
||||
;! We have computed (n1,,n0) / (d + 1), q' = r28, r' = r25
|
||||
add,nuv %r28,%r25,%r25
|
||||
addl %r25,%r1,%r25
|
||||
addc %r0,%r28,%r28
|
||||
@ -273,9 +273,9 @@ L$odd addib,sv,n 1,%r22,L$FF.. ; r22 = (d / 2 + 1)
|
||||
bv 0(%r2)
|
||||
addc %r0,%r28,%r28
|
||||
|
||||
; This is just a special case of the code above.
|
||||
; We come here when d == 0xFFFFFFFF
|
||||
L$FF.. add,uv %r25,%r24,%r24
|
||||
;! This is just a special case of the code above.
|
||||
;! We come here when d == 0xFFFFFFFF
|
||||
L$FF..: add,uv %r25,%r24,%r24
|
||||
sub,<< %r24,%r23,%r0
|
||||
ldo 1(%r24),%r24
|
||||
stws %r24,0(0,%r26)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user