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Unified Diff: gcc/gmp/mpn/powerpc64/mode64/mul_1.asm

Issue 3050029: [gcc] GCC 4.5.0=>4.5.1 (Closed) Base URL: ssh://git@gitrw.chromium.org:9222/nacl-toolchain.git
Patch Set: Created 10 years, 5 months ago
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Index: gcc/gmp/mpn/powerpc64/mode64/mul_1.asm
diff --git a/gcc/gmp/mpn/powerpc64/mode64/mul_1.asm b/gcc/gmp/mpn/powerpc64/mode64/mul_1.asm
deleted file mode 100644
index 8f644d871045f8af56b5a30b91181354fce9ad39..0000000000000000000000000000000000000000
--- a/gcc/gmp/mpn/powerpc64/mode64/mul_1.asm
+++ /dev/null
@@ -1,167 +0,0 @@
-dnl PowerPC-64 mpn_mul_1 -- Multiply a limb vector with a limb and store
-dnl the result in a second limb vector.
-
-dnl Copyright 1999, 2000, 2001, 2003, 2004, 2005, 2006 Free Software
-dnl 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: 6-18
-C POWER4/PPC970: 7.25
-C POWER5: 7.75
-
-C TODO
-C * Try to reduce the number of needed live registers (at least r5 and r10
-C could be combined)
-C * Optimize feed-in code, for speed and size.
-C * Clean up r12/r7 usage in feed-in code.
-
-C INPUT PARAMETERS
-define(`rp', `r3')
-define(`up', `r4')
-define(`n', `r5')
-define(`vl', `r6')
-
-ASM_START()
-PROLOGUE(mpn_mul_1c)
- std r27, -40(r1)
- std r26, -48(r1)
- mr r12, r7
- b L(ent)
-EPILOGUE()
-PROLOGUE(mpn_mul_1)
- std r27, -40(r1)
- std r26, -48(r1)
- li r12, 0 C cy_limb = 0
-L(ent): ld r26, 0(up)
-
- rldicl. r0, n, 0,62 C r0 = n & 3, set cr0
- cmpdi cr6, r0, 2
- addic n, n, 3 C compute count...
- srdi n, n, 2 C ...for ctr
- mtctr n C copy count into ctr
- beq cr0, L(b00)
- blt cr6, L(b01)
- beq cr6, L(b10)
-
-L(b11): mr r7, r12
- mulld r0, r26, r6
- mulhdu r12, r26, r6
- addi up, up, 8
- addc r0, r0, r7
- std r0, 0(rp)
- addi rp, rp, 8
- b L(fic)
-
-L(b00): ld r27, 8(up)
- addi up, up, 16
- mulld r0, r26, r6
- mulhdu r5, r26, r6
- mulld r7, r27, r6
- mulhdu r8, r27, r6
- addc r0, r0, r12
- adde r7, r7, r5
- addze r12, r8
- std r0, 0(rp)
- std r7, 8(rp)
- addi rp, rp, 16
- b L(fic)
-
- nop C alignment
-L(b01): bdnz L(gt1)
- mulld r0, r26, r6
- mulhdu r8, r26, r6
- addc r0, r0, r12
- std r0, 0(rp)
- b L(ret)
-L(gt1): ld r27, 8(up)
- nop
- mulld r0, r26, r6
- mulhdu r5, r26, r6
- ld r26, 16(up)
- mulld r7, r27, r6
- mulhdu r8, r27, r6
- mulld r9, r26, r6
- mulhdu r10, r26, r6
- addc r0, r0, r12
- adde r7, r7, r5
- adde r9, r9, r8
- addze r12, r10
- std r0, 0(rp)
- std r7, 8(rp)
- std r9, 16(rp)
- addi up, up, 24
- addi rp, rp, 24
- b L(fic)
-
- nop
-L(fic): ld r26, 0(up)
-L(b10): ld r27, 8(up)
- addi up, up, 16
- bdz L(end)
-
-L(top): mulld r0, r26, r6
- mulhdu r5, r26, r6
- ld r26, 0(up)
- nop
-
- mulld r7, r27, r6
- mulhdu r8, r27, r6
- ld r27, 8(up)
- nop
-
- adde r0, r0, r12
- adde r7, r7, r5
-
- mulld r9, r26, r6
- mulhdu r10, r26, r6
- ld r26, 16(up)
- nop
-
- mulld r11, r27, r6
- mulhdu r12, r27, r6
- ld r27, 24(up)
-
- std r0, 0(rp)
- adde r9, r9, r8
- std r7, 8(rp)
- adde r11, r11, r10
- std r9, 16(rp)
- addi up, up, 32
- std r11, 24(rp)
-
- addi rp, rp, 32
- bdnz L(top)
-
-L(end): mulld r0, r26, r6
- mulhdu r5, r26, r6
-
- mulld r7, r27, r6
- mulhdu r8, r27, r6
-
- adde r0, r0, r12
- adde r7, r7, r5
-
- std r0, 0(rp)
- std r7, 8(rp)
-L(ret): addze r3, r8
- ld r27, -40(r1)
- ld r26, -48(r1)
- blr
-EPILOGUE()
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