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Diffstat (limited to 'sysdeps/sparc/sparc64/memcpy.S')
-rw-r--r--sysdeps/sparc/sparc64/memcpy.S353
1 files changed, 0 insertions, 353 deletions
diff --git a/sysdeps/sparc/sparc64/memcpy.S b/sysdeps/sparc/sparc64/memcpy.S
index 5993358017..71e7100658 100644
--- a/sysdeps/sparc/sparc64/memcpy.S
+++ b/sysdeps/sparc/sparc64/memcpy.S
@@ -136,79 +136,8 @@
stx %t0, [%dst - offset - 0x10]; \
stx %t1, [%dst - offset - 0x08];
- /* Macros for non-VIS memmove code. */
-#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];
-
.text
.align 32
-
-ENTRY(bcopy)
- sub %o1, %o0, %o4 /* IEU0 Group */
- mov %o0, %g3 /* IEU1 */
- cmp %o4, %o2 /* IEU1 Group */
- mov %o1, %o0 /* IEU0 */
- bgeu,pt %XCC, 210f /* CTI */
- mov %g3, %o1 /* IEU0 Group */
-#ifndef USE_BPR
- srl %o2, 0, %o2 /* IEU1 */
-#endif
- brnz,pn %o2, 220f /* CTI Group */
- add %o0, %o2, %o0 /* IEU0 */
- retl
- nop
-END(bcopy)
-
- .align 32
ENTRY(__memcpy_large)
200: be,pt %xcc, 201f /* CTI */
andcc %o0, 0x38, %g5 /* IEU1 Group */
@@ -446,65 +375,6 @@ ENTRY(__memcpy_large)
mov %g4, %o0
END(__memcpy_large)
-#ifdef USE_BPR
-
- /* void *__align_cpy_4(void *dest, void *src, size_t n)
- * SPARC v9 SYSV ABI
- * Like memcpy, but results are undefined if (!n || ((dest | src | n) & 3))
- */
-
- .align 32
-ENTRY(__align_cpy_4)
- mov %o0, %g4 /* IEU0 Group */
- cmp %o2, 15 /* IEU1 */
- bleu,pn %xcc, 208b /* CTI */
- cmp %o2, (64 * 6) /* IEU1 Group */
- bgeu,pn %xcc, 200b /* CTI */
- andcc %o0, 7, %g2 /* IEU1 Group */
- ba,pt %xcc, 216f /* CTI */
- andcc %o1, 4, %g0 /* IEU1 Group */
-END(__align_cpy_4)
-
- /* void *__align_cpy_8(void *dest, void *src, size_t n)
- * SPARC v9 SYSV ABI
- * Like memcpy, but results are undefined if (!n || ((dest | src | n) & 7))
- */
-
- .align 32
-ENTRY(__align_cpy_8)
- mov %o0, %g4 /* IEU0 Group */
- cmp %o2, 15 /* IEU1 */
- bleu,pn %xcc, 208b /* CTI */
- cmp %o2, (64 * 6) /* IEU1 Group */
- bgeu,pn %xcc, 201b /* CTI */
- andcc %o0, 0x38, %g5 /* IEU1 Group */
- andcc %o2, -128, %g6 /* IEU1 Group */
- bne,a,pt %xcc, 82f + 4 /* CTI */
- ldx [%o1], %g1 /* Load */
- ba,pt %xcc, 41f /* CTI Group */
- andcc %o2, 0x70, %g6 /* IEU1 */
-END(__align_cpy_8)
-
- /* void *__align_cpy_16(void *dest, void *src, size_t n)
- * SPARC v9 SYSV ABI
- * Like memcpy, but results are undefined if (!n || ((dest | src | n) & 15))
- */
-
- .align 32
-ENTRY(__align_cpy_16)
- mov %o0, %g4 /* IEU0 Group */
- cmp %o2, (64 * 6) /* IEU1 */
- bgeu,pn %xcc, 201b /* CTI */
- andcc %o0, 0x38, %g5 /* IEU1 Group */
- andcc %o2, -128, %g6 /* IEU1 Group */
- bne,a,pt %xcc, 82f + 4 /* CTI */
- ldx [%o1], %g1 /* Load */
- ba,pt %xcc, 41f /* CTI Group */
- andcc %o2, 0x70, %g6 /* IEU1 */
-END(__align_cpy_16)
-
-#endif
-
.align 32
ENTRY(memcpy)
210:
@@ -699,227 +569,4 @@ ENTRY(memcpy)
mov %g4, %o0
END(memcpy)
- .align 32
-ENTRY(__memmove_slowpath)
-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
-219: retl
- nop
-END(__memmove_slowpath)
-
- .align 32
-ENTRY(memmove)
-#ifndef USE_BPR
- srl %o2, 0, %o2 /* IEU1 Group */
-#endif
- brz,pn %o2, 219b /* 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)
-
-#ifdef USE_BPR
-weak_alias (memcpy, __align_cpy_1)
-weak_alias (memcpy, __align_cpy_2)
-#endif
libc_hidden_builtin_def (memcpy)
-libc_hidden_builtin_def (memmove)
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-20 08:07:09 +0000