Index: gcc/gmp/mpn/powerpc64/mode32/sub_n.asm |
diff --git a/gcc/gmp/mpn/powerpc64/mode32/sub_n.asm b/gcc/gmp/mpn/powerpc64/mode32/sub_n.asm |
deleted file mode 100644 |
index 5bcc4a47b504715f2ca76a65cc2e3ab00ba7679b..0000000000000000000000000000000000000000 |
--- a/gcc/gmp/mpn/powerpc64/mode32/sub_n.asm |
+++ /dev/null |
@@ -1,77 +0,0 @@ |
-dnl PowerPC-64/mode32 mpn_sub_n -- Subtract two limb vectors of the same |
-dnl length and store difference in a third limb vector. |
- |
-dnl Copyright 1999, 2000, 2001, 2003, 2005 Free Software Foundation, Inc. |
- |
-dnl This file is part of the GNU MP Library. |
- |
-dnl The GNU MP Library is free software; you can redistribute it and/or modify |
-dnl it under the terms of the GNU Lesser General Public License as published |
-dnl by the Free Software Foundation; either version 3 of the License, or (at |
-dnl your option) any later version. |
- |
-dnl The GNU MP Library is distributed in the hope that it will be useful, but |
-dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
-dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
-dnl License for more details. |
- |
-dnl You should have received a copy of the GNU Lesser General Public License |
-dnl along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. |
- |
-include(`../config.m4') |
- |
-C cycles/limb |
-C POWER3/PPC630: ? |
-C POWER4/PPC970: 4.25 |
- |
-C INPUT PARAMETERS |
-C rp r3 |
-C up r4 |
-C vp r5 |
-C n r6 |
- |
-ASM_START() |
-PROLOGUE(mpn_sub_n) |
- mtctr r6 C copy size into CTR |
- addic r0, r6, -1 C set cy |
- ld r8, 0(r4) C load least significant s1 limb |
- ld r0, 0(r5) C load least significant s2 limb |
- addi r3, r3, -8 C offset res_ptr, it's updated before it's used |
- bdz L(end) C If done, skip loop |
- |
-L(oop): ld r9, 8(r4) C load s1 limb |
- ld r10, 8(r5) C load s2 limb |
- subfe r7, r0, r8 C subtract limbs with cy, set cy |
- srdi r6, r0, 32 |
- srdi r11, r8, 32 |
- subfe r6, r6, r11 |
- std r7, 8(r3) C store result limb |
- bdz L(exit) C decrement CTR and exit if done |
- ldu r8, 16(r4) C load s1 limb and update s1_ptr |
- ldu r0, 16(r5) C load s2 limb and update s2_ptr |
- subfe r7, r10, r9 C subtract limbs with cy, set cy |
- srdi r6, r10, 32 |
- srdi r11, r9, 32 |
- subfe r6, r6, r11 |
- stdu r7, 16(r3) C store result limb and update res_ptr |
- bdnz L(oop) C decrement CTR and loop back |
- |
-L(end): subfe r7, r0, r8 |
- srdi r6, r0, 32 |
- srdi r11, r8, 32 |
- subfe r6, r6, r11 |
- std r7, 8(r3) C store ultimate result limb |
- subfe r3, r0, r0 C load !cy into ... |
- subfic r4, r3, 0 C ... return value register |
- li r3, 0 C zero extend return value |
- blr |
-L(exit): subfe r7, r10, r9 |
- srdi r6, r10, 32 |
- srdi r11, r9, 32 |
- subfe r6, r6, r11 |
- std r7, 16(r3) |
- subfe r3, r0, r0 C load !cy into ... |
- subfic r4, r3, 0 C ... return value register |
- li r3, 0 C zero extend return value |
- blr |
-EPILOGUE() |