From 6d550ddd129b18cf800eab604f74536754526cd8 Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Mon, 1 Sep 2014 20:44:20 +0200 Subject: sparc: remove sparc64/sparcv9 code The sparc64/sparcv9 code is incomplete. Furthermore there is no real embedded hardware for sparc64 available, so better remove it until someone comes up with a complete port. Signed-off-by: Waldemar Brodkorb Signed-off-by: Bernhard Reutner-Fischer --- libc/string/sparc/sparc64/sparcv9b/memcpy.S | 611 ---------------------------- 1 file changed, 611 deletions(-) delete mode 100644 libc/string/sparc/sparc64/sparcv9b/memcpy.S (limited to 'libc/string/sparc/sparc64/sparcv9b/memcpy.S') diff --git a/libc/string/sparc/sparc64/sparcv9b/memcpy.S b/libc/string/sparc/sparc64/sparcv9b/memcpy.S deleted file mode 100644 index 8bbdc84f1..000000000 --- a/libc/string/sparc/sparc64/sparcv9b/memcpy.S +++ /dev/null @@ -1,611 +0,0 @@ -/* Copy SIZE bytes from SRC to DEST. - For UltraSPARC-III. - Copyright (C) 2001, 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by David S. Miller (davem@redhat.com) - - 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, see - . */ - -#include - -#define ASI_BLK_P 0xf0 -#define FPRS_FEF 0x04 -#define VISEntryHalf rd %fprs, %o5; wr %g0, FPRS_FEF, %fprs -#define VISExitHalf and %o5, FPRS_FEF, %o5; wr %o5, 0x0, %fprs - -#ifndef XCC -#define USE_BPR -#define XCC xcc -#endif - - .register %g2,#scratch - .register %g3,#scratch - .register %g6,#scratch - - .text - .align 32 - -#ifdef __UCLIBC_SUSV3_LEGACY__ -ENTRY(bcopy) - sub %o1, %o0, %o4 - mov %o0, %g4 - cmp %o4, %o2 - mov %o1, %o0 - bgeu,pt %XCC, 100f - mov %g4, %o1 -#ifndef USE_BPR - srl %o2, 0, %o2 -#endif - brnz,pn %o2, 220f - add %o0, %o2, %o0 - retl - nop -END(bcopy) -#endif - - /* Special/non-trivial issues of this code: - * - * 1) %o5 is preserved from VISEntryHalf to VISExitHalf - * 2) Only low 32 FPU registers are used so that only the - * lower half of the FPU register set is dirtied by this - * code. This is especially important in the kernel. - * 3) This code never prefetches cachelines past the end - * of the source buffer. - * - * The cheetah's flexible spine, oversized liver, enlarged heart, - * slender muscular body, and claws make it the swiftest hunter - * in Africa and the fastest animal on land. Can reach speeds - * of up to 2.4GB per second. - */ - .align 32 -ENTRY(memcpy) - -100: /* %o0=dst, %o1=src, %o2=len */ - mov %o0, %g5 - cmp %o2, 0 - be,pn %XCC, out -218: or %o0, %o1, %o3 - cmp %o2, 16 - bleu,a,pn %XCC, small_copy - or %o3, %o2, %o3 - - cmp %o2, 256 - blu,pt %XCC, medium_copy - andcc %o3, 0x7, %g0 - - ba,pt %xcc, enter - andcc %o0, 0x3f, %g2 - - /* Here len >= 256 and condition codes reflect execution - * of "andcc %o0, 0x7, %g2", done by caller. - */ - .align 64 -enter: - /* Is 'dst' already aligned on an 64-byte boundary? */ - be,pt %XCC, 2f - - /* Compute abs((dst & 0x3f) - 0x40) into %g2. This is the number - * of bytes to copy to make 'dst' 64-byte aligned. We pre- - * subtract this from 'len'. - */ - sub %g2, 0x40, %g2 - sub %g0, %g2, %g2 - sub %o2, %g2, %o2 - - /* Copy %g2 bytes from src to dst, one byte at a time. */ -1: ldub [%o1 + 0x00], %o3 - add %o1, 0x1, %o1 - add %o0, 0x1, %o0 - subcc %g2, 0x1, %g2 - - bg,pt %XCC, 1b - stb %o3, [%o0 + -1] - -2: VISEntryHalf - and %o1, 0x7, %g1 - ba,pt %xcc, begin - alignaddr %o1, %g0, %o1 - - .align 64 -begin: - prefetch [%o1 + 0x000], #one_read - prefetch [%o1 + 0x040], #one_read - andn %o2, (0x40 - 1), %o4 - prefetch [%o1 + 0x080], #one_read - prefetch [%o1 + 0x0c0], #one_read - ldd [%o1 + 0x000], %f0 - prefetch [%o1 + 0x100], #one_read - ldd [%o1 + 0x008], %f2 - prefetch [%o1 + 0x140], #one_read - ldd [%o1 + 0x010], %f4 - prefetch [%o1 + 0x180], #one_read - faligndata %f0, %f2, %f16 - ldd [%o1 + 0x018], %f6 - faligndata %f2, %f4, %f18 - ldd [%o1 + 0x020], %f8 - faligndata %f4, %f6, %f20 - ldd [%o1 + 0x028], %f10 - faligndata %f6, %f8, %f22 - - ldd [%o1 + 0x030], %f12 - faligndata %f8, %f10, %f24 - ldd [%o1 + 0x038], %f14 - faligndata %f10, %f12, %f26 - ldd [%o1 + 0x040], %f0 - - sub %o4, 0x80, %o4 - add %o1, 0x40, %o1 - ba,pt %xcc, loop - srl %o4, 6, %o3 - - .align 64 -loop: - ldd [%o1 + 0x008], %f2 - faligndata %f12, %f14, %f28 - ldd [%o1 + 0x010], %f4 - faligndata %f14, %f0, %f30 - stda %f16, [%o0] ASI_BLK_P - ldd [%o1 + 0x018], %f6 - faligndata %f0, %f2, %f16 - - ldd [%o1 + 0x020], %f8 - faligndata %f2, %f4, %f18 - ldd [%o1 + 0x028], %f10 - faligndata %f4, %f6, %f20 - ldd [%o1 + 0x030], %f12 - faligndata %f6, %f8, %f22 - ldd [%o1 + 0x038], %f14 - faligndata %f8, %f10, %f24 - - ldd [%o1 + 0x040], %f0 - prefetch [%o1 + 0x180], #one_read - faligndata %f10, %f12, %f26 - subcc %o3, 0x01, %o3 - add %o1, 0x40, %o1 - bg,pt %XCC, loop - add %o0, 0x40, %o0 - - /* Finally we copy the last full 64-byte block. */ -loopfini: - ldd [%o1 + 0x008], %f2 - faligndata %f12, %f14, %f28 - ldd [%o1 + 0x010], %f4 - faligndata %f14, %f0, %f30 - stda %f16, [%o0] ASI_BLK_P - ldd [%o1 + 0x018], %f6 - faligndata %f0, %f2, %f16 - ldd [%o1 + 0x020], %f8 - faligndata %f2, %f4, %f18 - ldd [%o1 + 0x028], %f10 - faligndata %f4, %f6, %f20 - ldd [%o1 + 0x030], %f12 - faligndata %f6, %f8, %f22 - ldd [%o1 + 0x038], %f14 - faligndata %f8, %f10, %f24 - cmp %g1, 0 - be,pt %XCC, 1f - add %o0, 0x40, %o0 - ldd [%o1 + 0x040], %f0 -1: faligndata %f10, %f12, %f26 - faligndata %f12, %f14, %f28 - faligndata %f14, %f0, %f30 - stda %f16, [%o0] ASI_BLK_P - add %o0, 0x40, %o0 - add %o1, 0x40, %o1 - membar #Sync - - /* Now we copy the (len modulo 64) bytes at the end. - * Note how we borrow the %f0 loaded above. - * - * Also notice how this code is careful not to perform a - * load past the end of the src buffer. - */ -loopend: - and %o2, 0x3f, %o2 - andcc %o2, 0x38, %g2 - be,pn %XCC, endcruft - subcc %g2, 0x8, %g2 - be,pn %XCC, endcruft - cmp %g1, 0 - - be,a,pt %XCC, 1f - ldd [%o1 + 0x00], %f0 - -1: ldd [%o1 + 0x08], %f2 - add %o1, 0x8, %o1 - sub %o2, 0x8, %o2 - subcc %g2, 0x8, %g2 - faligndata %f0, %f2, %f8 - std %f8, [%o0 + 0x00] - be,pn %XCC, endcruft - add %o0, 0x8, %o0 - ldd [%o1 + 0x08], %f0 - add %o1, 0x8, %o1 - sub %o2, 0x8, %o2 - subcc %g2, 0x8, %g2 - faligndata %f2, %f0, %f8 - std %f8, [%o0 + 0x00] - bne,pn %XCC, 1b - add %o0, 0x8, %o0 - - /* If anything is left, we copy it one byte at a time. - * Note that %g1 is (src & 0x3) saved above before the - * alignaddr was performed. - */ -endcruft: - cmp %o2, 0 - add %o1, %g1, %o1 - VISExitHalf - be,pn %XCC, out - sub %o0, %o1, %o3 - - andcc %g1, 0x7, %g0 - bne,pn %icc, small_copy_unaligned - andcc %o2, 0x8, %g0 - be,pt %icc, 1f - nop - ldx [%o1], %o5 - stx %o5, [%o1 + %o3] - add %o1, 0x8, %o1 - -1: andcc %o2, 0x4, %g0 - be,pt %icc, 1f - nop - lduw [%o1], %o5 - stw %o5, [%o1 + %o3] - add %o1, 0x4, %o1 - -1: andcc %o2, 0x2, %g0 - be,pt %icc, 1f - nop - lduh [%o1], %o5 - sth %o5, [%o1 + %o3] - add %o1, 0x2, %o1 - -1: andcc %o2, 0x1, %g0 - be,pt %icc, out - nop - ldub [%o1], %o5 - ba,pt %xcc, out - stb %o5, [%o1 + %o3] - -medium_copy: /* 16 < len <= 64 */ - bne,pn %XCC, small_copy_unaligned - sub %o0, %o1, %o3 - -medium_copy_aligned: - andn %o2, 0x7, %o4 - and %o2, 0x7, %o2 -1: subcc %o4, 0x8, %o4 - ldx [%o1], %o5 - stx %o5, [%o1 + %o3] - bgu,pt %XCC, 1b - add %o1, 0x8, %o1 - andcc %o2, 0x4, %g0 - be,pt %XCC, 1f - nop - sub %o2, 0x4, %o2 - lduw [%o1], %o5 - stw %o5, [%o1 + %o3] - add %o1, 0x4, %o1 -1: cmp %o2, 0 - be,pt %XCC, out - nop - ba,pt %xcc, small_copy_unaligned - nop - -small_copy: /* 0 < len <= 16 */ - andcc %o3, 0x3, %g0 - bne,pn %XCC, small_copy_unaligned - sub %o0, %o1, %o3 - -small_copy_aligned: - subcc %o2, 4, %o2 - lduw [%o1], %g1 - stw %g1, [%o1 + %o3] - bgu,pt %XCC, small_copy_aligned - add %o1, 4, %o1 - -out: retl - mov %g5, %o0 - - .align 32 -small_copy_unaligned: - subcc %o2, 1, %o2 - ldub [%o1], %g1 - stb %g1, [%o1 + %o3] - bgu,pt %XCC, small_copy_unaligned - add %o1, 1, %o1 - retl - mov %g5, %o0 - -END(memcpy) -libc_hidden_def(memcpy) - -#define RMOVE_BIGCHUNK(src, dst, offset, t0, t1, t2, t3) \ - ldx [%src - offset - 0x20], %t0; \ - ldx [%src - offset - 0x18], %t1; \ - ldx [%src - offset - 0x10], %t2; \ - ldx [%src - offset - 0x08], %t3; \ - stw %t0, [%dst - offset - 0x1c]; \ - srlx %t0, 32, %t0; \ - stw %t0, [%dst - offset - 0x20]; \ - stw %t1, [%dst - offset - 0x14]; \ - srlx %t1, 32, %t1; \ - stw %t1, [%dst - offset - 0x18]; \ - stw %t2, [%dst - offset - 0x0c]; \ - srlx %t2, 32, %t2; \ - stw %t2, [%dst - offset - 0x10]; \ - stw %t3, [%dst - offset - 0x04]; \ - srlx %t3, 32, %t3; \ - stw %t3, [%dst - offset - 0x08]; - -#define RMOVE_BIGALIGNCHUNK(src, dst, offset, t0, t1, t2, t3) \ - ldx [%src - offset - 0x20], %t0; \ - ldx [%src - offset - 0x18], %t1; \ - ldx [%src - offset - 0x10], %t2; \ - ldx [%src - offset - 0x08], %t3; \ - stx %t0, [%dst - offset - 0x20]; \ - stx %t1, [%dst - offset - 0x18]; \ - stx %t2, [%dst - offset - 0x10]; \ - stx %t3, [%dst - offset - 0x08]; \ - ldx [%src - offset - 0x40], %t0; \ - ldx [%src - offset - 0x38], %t1; \ - ldx [%src - offset - 0x30], %t2; \ - ldx [%src - offset - 0x28], %t3; \ - stx %t0, [%dst - offset - 0x40]; \ - stx %t1, [%dst - offset - 0x38]; \ - stx %t2, [%dst - offset - 0x30]; \ - stx %t3, [%dst - offset - 0x28]; - -#define RMOVE_LASTCHUNK(src, dst, offset, t0, t1, t2, t3) \ - ldx [%src + offset + 0x00], %t0; \ - ldx [%src + offset + 0x08], %t1; \ - stw %t0, [%dst + offset + 0x04]; \ - srlx %t0, 32, %t2; \ - stw %t2, [%dst + offset + 0x00]; \ - stw %t1, [%dst + offset + 0x0c]; \ - srlx %t1, 32, %t3; \ - stw %t3, [%dst + offset + 0x08]; - -#define RMOVE_LASTALIGNCHUNK(src, dst, offset, t0, t1) \ - ldx [%src + offset + 0x00], %t0; \ - ldx [%src + offset + 0x08], %t1; \ - stx %t0, [%dst + offset + 0x00]; \ - stx %t1, [%dst + offset + 0x08]; - - .align 32 -228: andcc %o2, 1, %g0 /* IEU1 Group */ - be,pt %icc, 2f+4 /* CTI */ -1: ldub [%o1 - 1], %o5 /* LOAD Group */ - sub %o1, 1, %o1 /* IEU0 */ - sub %o0, 1, %o0 /* IEU1 */ - subcc %o2, 1, %o2 /* IEU1 Group */ - be,pn %xcc, 229f /* CTI */ - stb %o5, [%o0] /* Store */ -2: ldub [%o1 - 1], %o5 /* LOAD Group */ - sub %o0, 2, %o0 /* IEU0 */ - ldub [%o1 - 2], %g5 /* LOAD Group */ - sub %o1, 2, %o1 /* IEU0 */ - subcc %o2, 2, %o2 /* IEU1 Group */ - stb %o5, [%o0 + 1] /* Store */ - bne,pt %xcc, 2b /* CTI */ - stb %g5, [%o0] /* Store */ -229: retl - mov %g4, %o0 - - .align 32 -ENTRY(memmove) - mov %o0, %g5 -#ifndef USE_BPR - srl %o2, 0, %o2 /* IEU1 Group */ -#endif - brz,pn %o2, out /* CTI Group */ - sub %o0, %o1, %o4 /* IEU0 */ - cmp %o4, %o2 /* IEU1 Group */ - bgeu,pt %XCC, 218b /* CTI */ - mov %o0, %g4 /* IEU0 */ - add %o0, %o2, %o0 /* IEU0 Group */ -220: add %o1, %o2, %o1 /* IEU1 */ - cmp %o2, 15 /* IEU1 Group */ - bleu,pn %xcc, 228b /* CTI */ - andcc %o0, 7, %g2 /* IEU1 Group */ - sub %o0, %o1, %g5 /* IEU0 */ - andcc %g5, 3, %o5 /* IEU1 Group */ - bne,pn %xcc, 232f /* CTI */ - andcc %o1, 3, %g0 /* IEU1 Group */ - be,a,pt %xcc, 236f /* CTI */ - andcc %o1, 4, %g0 /* IEU1 Group */ - andcc %o1, 1, %g0 /* IEU1 Group */ - be,pn %xcc, 4f /* CTI */ - andcc %o1, 2, %g0 /* IEU1 Group */ - ldub [%o1 - 1], %g2 /* Load Group */ - sub %o1, 1, %o1 /* IEU0 */ - sub %o0, 1, %o0 /* IEU1 */ - sub %o2, 1, %o2 /* IEU0 Group */ - be,pn %xcc, 5f /* CTI Group */ - stb %g2, [%o0] /* Store */ -4: lduh [%o1 - 2], %g2 /* Load Group */ - sub %o1, 2, %o1 /* IEU0 */ - sub %o0, 2, %o0 /* IEU1 */ - sub %o2, 2, %o2 /* IEU0 */ - sth %g2, [%o0] /* Store Group + bubble */ -5: andcc %o1, 4, %g0 /* IEU1 */ -236: be,a,pn %xcc, 2f /* CTI */ - andcc %o2, -128, %g6 /* IEU1 Group */ - lduw [%o1 - 4], %g5 /* Load Group */ - sub %o1, 4, %o1 /* IEU0 */ - sub %o0, 4, %o0 /* IEU1 */ - sub %o2, 4, %o2 /* IEU0 Group */ - stw %g5, [%o0] /* Store */ - andcc %o2, -128, %g6 /* IEU1 Group */ -2: be,pn %xcc, 235f /* CTI */ - andcc %o0, 4, %g0 /* IEU1 Group */ - be,pn %xcc, 282f + 4 /* CTI Group */ -5: RMOVE_BIGCHUNK(o1, o0, 0x00, g1, g3, g5, o5) - RMOVE_BIGCHUNK(o1, o0, 0x20, g1, g3, g5, o5) - RMOVE_BIGCHUNK(o1, o0, 0x40, g1, g3, g5, o5) - RMOVE_BIGCHUNK(o1, o0, 0x60, g1, g3, g5, o5) - subcc %g6, 128, %g6 /* IEU1 Group */ - sub %o1, 128, %o1 /* IEU0 */ - bne,pt %xcc, 5b /* CTI */ - sub %o0, 128, %o0 /* IEU0 Group */ -235: andcc %o2, 0x70, %g6 /* IEU1 Group */ -41: be,pn %xcc, 280f /* CTI */ - andcc %o2, 8, %g0 /* IEU1 Group */ - /* Clk1 8-( */ - /* Clk2 8-( */ - /* Clk3 8-( */ - /* Clk4 8-( */ -279: rd %pc, %o5 /* PDU Group */ - sll %g6, 1, %g5 /* IEU0 Group */ - sub %o1, %g6, %o1 /* IEU1 */ - sub %o5, %g5, %o5 /* IEU0 Group */ - jmpl %o5 + %lo(280f - 279b), %g0 /* CTI Group brk forced*/ - sub %o0, %g6, %o0 /* IEU0 Group */ - RMOVE_LASTCHUNK(o1, o0, 0x60, g2, g3, g5, o5) - RMOVE_LASTCHUNK(o1, o0, 0x50, g2, g3, g5, o5) - RMOVE_LASTCHUNK(o1, o0, 0x40, g2, g3, g5, o5) - RMOVE_LASTCHUNK(o1, o0, 0x30, g2, g3, g5, o5) - RMOVE_LASTCHUNK(o1, o0, 0x20, g2, g3, g5, o5) - RMOVE_LASTCHUNK(o1, o0, 0x10, g2, g3, g5, o5) - RMOVE_LASTCHUNK(o1, o0, 0x00, g2, g3, g5, o5) -280: be,pt %xcc, 281f /* CTI */ - andcc %o2, 4, %g0 /* IEU1 */ - ldx [%o1 - 8], %g2 /* Load Group */ - sub %o0, 8, %o0 /* IEU0 */ - stw %g2, [%o0 + 4] /* Store Group */ - sub %o1, 8, %o1 /* IEU1 */ - srlx %g2, 32, %g2 /* IEU0 Group */ - stw %g2, [%o0] /* Store */ -281: be,pt %xcc, 1f /* CTI */ - andcc %o2, 2, %g0 /* IEU1 Group */ - lduw [%o1 - 4], %g2 /* Load Group */ - sub %o1, 4, %o1 /* IEU0 */ - stw %g2, [%o0 - 4] /* Store Group */ - sub %o0, 4, %o0 /* IEU0 */ -1: be,pt %xcc, 1f /* CTI */ - andcc %o2, 1, %g0 /* IEU1 Group */ - lduh [%o1 - 2], %g2 /* Load Group */ - sub %o1, 2, %o1 /* IEU0 */ - sth %g2, [%o0 - 2] /* Store Group */ - sub %o0, 2, %o0 /* IEU0 */ -1: be,pt %xcc, 211f /* CTI */ - nop /* IEU1 */ - ldub [%o1 - 1], %g2 /* Load Group */ - stb %g2, [%o0 - 1] /* Store Group + bubble */ -211: retl - mov %g4, %o0 - -282: RMOVE_BIGALIGNCHUNK(o1, o0, 0x00, g1, g3, g5, o5) - RMOVE_BIGALIGNCHUNK(o1, o0, 0x40, g1, g3, g5, o5) - subcc %g6, 128, %g6 /* IEU1 Group */ - sub %o1, 128, %o1 /* IEU0 */ - bne,pt %xcc, 282b /* CTI */ - sub %o0, 128, %o0 /* IEU0 Group */ - andcc %o2, 0x70, %g6 /* IEU1 */ - be,pn %xcc, 284f /* CTI */ - andcc %o2, 8, %g0 /* IEU1 Group */ - /* Clk1 8-( */ - /* Clk2 8-( */ - /* Clk3 8-( */ - /* Clk4 8-( */ -283: rd %pc, %o5 /* PDU Group */ - sub %o1, %g6, %o1 /* IEU0 Group */ - sub %o5, %g6, %o5 /* IEU1 */ - jmpl %o5 + %lo(284f - 283b), %g0 /* CTI Group brk forced*/ - sub %o0, %g6, %o0 /* IEU0 Group */ - RMOVE_LASTALIGNCHUNK(o1, o0, 0x60, g2, g3) - RMOVE_LASTALIGNCHUNK(o1, o0, 0x50, g2, g3) - RMOVE_LASTALIGNCHUNK(o1, o0, 0x40, g2, g3) - RMOVE_LASTALIGNCHUNK(o1, o0, 0x30, g2, g3) - RMOVE_LASTALIGNCHUNK(o1, o0, 0x20, g2, g3) - RMOVE_LASTALIGNCHUNK(o1, o0, 0x10, g2, g3) - RMOVE_LASTALIGNCHUNK(o1, o0, 0x00, g2, g3) -284: be,pt %xcc, 285f /* CTI Group */ - andcc %o2, 4, %g0 /* IEU1 */ - ldx [%o1 - 8], %g2 /* Load Group */ - sub %o0, 8, %o0 /* IEU0 */ - sub %o1, 8, %o1 /* IEU0 Group */ - stx %g2, [%o0] /* Store */ -285: be,pt %xcc, 1f /* CTI */ - andcc %o2, 2, %g0 /* IEU1 Group */ - lduw [%o1 - 4], %g2 /* Load Group */ - sub %o0, 4, %o0 /* IEU0 */ - sub %o1, 4, %o1 /* IEU0 Group */ - stw %g2, [%o0] /* Store */ -1: be,pt %xcc, 1f /* CTI */ - andcc %o2, 1, %g0 /* IEU1 Group */ - lduh [%o1 - 2], %g2 /* Load Group */ - sub %o0, 2, %o0 /* IEU0 */ - sub %o1, 2, %o1 /* IEU0 Group */ - sth %g2, [%o0] /* Store */ -1: be,pt %xcc, 1f /* CTI */ - nop /* IEU0 Group */ - ldub [%o1 - 1], %g2 /* Load Group */ - stb %g2, [%o0 - 1] /* Store Group + bubble */ -1: retl - mov %g4, %o0 - -232: brz,pt %g2, 2f /* CTI Group */ - sub %o2, %g2, %o2 /* IEU0 Group */ -1: ldub [%o1 - 1], %g5 /* Load Group */ - sub %o1, 1, %o1 /* IEU0 */ - sub %o0, 1, %o0 /* IEU1 */ - subcc %g2, 1, %g2 /* IEU1 Group */ - bne,pt %xcc, 1b /* CTI */ - stb %g5, [%o0] /* Store */ -2: andn %o2, 7, %g5 /* IEU0 Group */ - and %o2, 7, %o2 /* IEU1 */ - fmovd %f0, %f2 /* FPU */ - alignaddr %o1, %g0, %g1 /* GRU Group */ - ldd [%g1], %f4 /* Load Group */ -1: ldd [%g1 - 8], %f6 /* Load Group */ - sub %g1, 8, %g1 /* IEU0 Group */ - subcc %g5, 8, %g5 /* IEU1 */ - faligndata %f6, %f4, %f0 /* GRU Group */ - std %f0, [%o0 - 8] /* Store */ - sub %o1, 8, %o1 /* IEU0 Group */ - be,pn %xcc, 233f /* CTI */ - sub %o0, 8, %o0 /* IEU1 */ - ldd [%g1 - 8], %f4 /* Load Group */ - sub %g1, 8, %g1 /* IEU0 */ - subcc %g5, 8, %g5 /* IEU1 */ - faligndata %f4, %f6, %f0 /* GRU Group */ - std %f0, [%o0 - 8] /* Store */ - sub %o1, 8, %o1 /* IEU0 */ - bne,pn %xcc, 1b /* CTI Group */ - sub %o0, 8, %o0 /* IEU0 */ -233: brz,pn %o2, 234f /* CTI Group */ - nop /* IEU0 */ -237: ldub [%o1 - 1], %g5 /* LOAD */ - sub %o1, 1, %o1 /* IEU0 */ - sub %o0, 1, %o0 /* IEU1 */ - subcc %o2, 1, %o2 /* IEU1 */ - bne,pt %xcc, 237b /* CTI */ - stb %g5, [%o0] /* Store Group */ -234: wr %g0, FPRS_FEF, %fprs - retl - mov %g4, %o0 -END(memmove) -libc_hidden_def(memmove) - -#ifdef USE_BPR -weak_alias(memcpy,__align_cpy_1) -weak_alias(memcpy,__align_cpy_2) -weak_alias(memcpy,__align_cpy_4) -weak_alias(memcpy,__align_cpy_8) -weak_alias(memcpy,__align_cpy_16) -#endif -- cgit v1.2.3