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[PATCH 2/3]: sparc: Pull bcopy/memmove out of memcpy.Simplementations.
- From: David Miller <davem at davemloft dot net>
- To: libc-alpha at sourceware dot org
- Date: Fri, 26 Feb 2010 05:19:42 -0800 (PST)
- Subject: [PATCH 2/3]: sparc: Pull bcopy/memmove out of memcpy.Simplementations.
2010-02-25 David S. Miller <davem@davemloft.net>
* sysdeps/sparc/sparc32/bcopy.c: Delete.
* sysdeps/sparc/sparc32/memmove.c: Delete.
* sysdeps/sparc/sparc32/sparcv9/bcopy.c: Delete.
* sysdeps/sparc/sparc32/sparcv9/memmove.c: Delete.
* sysdeps/sparc/sparc64/bcopy.c: Delete.
* sysdeps/sparc/sparc64/memmove.c: Delete.
* sysdeps/sparc/sparc64/memcopy.h: New.
* sysdeps/sparc/sparc32/memcpy.S (bcopy, memmove): Remove.
* sysdeps/sparc/sparc64/memcpy.S (bcopy, memmove): Likewise.
* sysdeps/sparc/sparc64/sparcv9b/memcpy.S (bcopy, memmove): Likewise.
* sysdeps/sparc/sparc64/sparcv9v/memcpy.S (bcopy, memmove): Likewise.
* sysdeps/sparc/sparc64/sparcv9v2/memcpy.S (bcopy, memmove): Likewise.
---
ChangeLog | 13 ++
sysdeps/sparc/sparc32/bcopy.c | 1 -
sysdeps/sparc/sparc32/memcpy.S | 347 +-----------------------------
sysdeps/sparc/sparc32/memmove.c | 1 -
sysdeps/sparc/sparc32/sparcv9/bcopy.c | 1 -
sysdeps/sparc/sparc32/sparcv9/memmove.c | 1 -
sysdeps/sparc/sparc64/bcopy.c | 1 -
sysdeps/sparc/sparc64/memcopy.h | 1 +
sysdeps/sparc/sparc64/memcpy.S | 290 -------------------------
sysdeps/sparc/sparc64/memmove.c | 1 -
sysdeps/sparc/sparc64/sparcv9b/memcpy.S | 285 ------------------------
sysdeps/sparc/sparc64/sparcv9v/memcpy.S | 249 ---------------------
sysdeps/sparc/sparc64/sparcv9v2/memcpy.S | 249 ---------------------
13 files changed, 15 insertions(+), 1425 deletions(-)
delete mode 100644 sysdeps/sparc/sparc32/bcopy.c
delete mode 100644 sysdeps/sparc/sparc32/memmove.c
delete mode 100644 sysdeps/sparc/sparc32/sparcv9/bcopy.c
delete mode 100644 sysdeps/sparc/sparc32/sparcv9/memmove.c
delete mode 100644 sysdeps/sparc/sparc64/bcopy.c
create mode 100644 sysdeps/sparc/sparc64/memcopy.h
delete mode 100644 sysdeps/sparc/sparc64/memmove.c
diff --git a/ChangeLog b/ChangeLog
index 1f49dbd..ed2409a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -14,6 +14,19 @@
__align_cpy_2, __align_cpy_4, __align_cpy_8, __align_cpy_16):
Remove.
+ * sysdeps/sparc/sparc32/bcopy.c: Delete.
+ * sysdeps/sparc/sparc32/memmove.c: Delete.
+ * sysdeps/sparc/sparc32/sparcv9/bcopy.c: Delete.
+ * sysdeps/sparc/sparc32/sparcv9/memmove.c: Delete.
+ * sysdeps/sparc/sparc64/bcopy.c: Delete.
+ * sysdeps/sparc/sparc64/memmove.c: Delete.
+ * sysdeps/sparc/sparc64/memcopy.h: New.
+ * sysdeps/sparc/sparc32/memcpy.S (bcopy, memmove): Remove.
+ * sysdeps/sparc/sparc64/memcpy.S (bcopy, memmove): Likewise.
+ * sysdeps/sparc/sparc64/sparcv9b/memcpy.S (bcopy, memmove): Likewise.
+ * sysdeps/sparc/sparc64/sparcv9v/memcpy.S (bcopy, memmove): Likewise.
+ * sysdeps/sparc/sparc64/sparcv9v2/memcpy.S (bcopy, memmove): Likewise.
+
2009-02-20 David S. Miller <davem@davemloft.net>
* sysdeps/sparc/sparc32/dl-machine.h (elf_machine_runtime_setup):
diff --git a/sysdeps/sparc/sparc32/bcopy.c b/sysdeps/sparc/sparc32/bcopy.c
deleted file mode 100644
index 9a455f3..0000000
--- a/sysdeps/sparc/sparc32/bcopy.c
+++ /dev/null
@@ -1 +0,0 @@
-/* bcopy is in memcpy.S */
diff --git a/sysdeps/sparc/sparc32/memcpy.S b/sysdeps/sparc/sparc32/memcpy.S
index 6bd55c0..c9c7c40 100644
--- a/sysdeps/sparc/sparc32/memcpy.S
+++ b/sysdeps/sparc/sparc32/memcpy.S
@@ -68,45 +68,6 @@
stb %t0, [%dst - offset - 0x02]; \
stb %t1, [%dst - offset - 0x01];
-/* Both these macros have to start with exactly the same insn */
-#define RMOVE_BIGCHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, t7) \
- ldd [%src - offset - 0x20], %t0; \
- ldd [%src - offset - 0x18], %t2; \
- ldd [%src - offset - 0x10], %t4; \
- ldd [%src - offset - 0x08], %t6; \
- st %t0, [%dst - offset - 0x20]; \
- st %t1, [%dst - offset - 0x1c]; \
- st %t2, [%dst - offset - 0x18]; \
- st %t3, [%dst - offset - 0x14]; \
- st %t4, [%dst - offset - 0x10]; \
- st %t5, [%dst - offset - 0x0c]; \
- st %t6, [%dst - offset - 0x08]; \
- st %t7, [%dst - offset - 0x04];
-
-#define RMOVE_BIGALIGNCHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, t7) \
- ldd [%src - offset - 0x20], %t0; \
- ldd [%src - offset - 0x18], %t2; \
- ldd [%src - offset - 0x10], %t4; \
- ldd [%src - offset - 0x08], %t6; \
- std %t0, [%dst - offset - 0x20]; \
- std %t2, [%dst - offset - 0x18]; \
- std %t4, [%dst - offset - 0x10]; \
- std %t6, [%dst - offset - 0x08];
-
-#define RMOVE_LASTCHUNK(src, dst, offset, t0, t1, t2, t3) \
- ldd [%src + offset + 0x00], %t0; \
- ldd [%src + offset + 0x08], %t2; \
- st %t0, [%dst + offset + 0x00]; \
- st %t1, [%dst + offset + 0x04]; \
- st %t2, [%dst + offset + 0x08]; \
- st %t3, [%dst + offset + 0x0c];
-
-#define RMOVE_SHORTCHUNK(src, dst, offset, t0, t1) \
- ldub [%src + offset + 0x00], %t0; \
- ldub [%src + offset + 0x01], %t1; \
- stb %t0, [%dst + offset + 0x00]; \
- stb %t1, [%dst + offset + 0x01];
-
#define SMOVE_CHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, prev, shil, shir, offset2) \
ldd [%src + offset + 0x00], %t0; \
ldd [%src + offset + 0x08], %t2; \
@@ -146,312 +107,6 @@
.text
.align 4
-ENTRY(bcopy)
- mov %o0, %o3
- mov %o1, %o0
- mov %o3, %o1
-END(bcopy)
-
-ENTRY(memmove)
- cmp %o0, %o1
- st %o0, [%sp + 64]
- bleu 9f
- sub %o0, %o1, %o4
-
- add %o1, %o2, %o3
- cmp %o3, %o0
- bleu 0f
- andcc %o4, 3, %o5
-
- add %o1, %o2, %o1
- add %o0, %o2, %o0
- bne 77f
- cmp %o2, 15
- bleu 91f
- andcc %o1, 3, %g0
- be 3f
- nop
-
- andcc %o1, 1, %g0
- be 4f
- andcc %o1, 2, %g0
-
- ldub [%o1 - 1], %g2
- sub %o1, 1, %o1
- stb %g2, [%o0 - 1]
- sub %o2, 1, %o2
- be 3f
- sub %o0, 1, %o0
-4: lduh [%o1 - 2], %g2
- sub %o1, 2, %o1
- sth %g2, [%o0 - 2]
- sub %o2, 2, %o2
- sub %o0, 2, %o0
-
-3: andcc %o1, 4, %g0
-
- be 2f
- mov %o2, %g1
-
- ld [%o1 - 4], %o4
- sub %g1, 4, %g1
- st %o4, [%o0 - 4]
- sub %o1, 4, %o1
- sub %o0, 4, %o0
-2: andcc %g1, 0xffffff80, %g6
- be 3f
- andcc %o0, 4, %g0
-
- be 74f + 4
-5: RMOVE_BIGCHUNK(o1, o0, 0x00, o2, o3, o4, o5, g2, g3, g4, g5)
- RMOVE_BIGCHUNK(o1, o0, 0x20, o2, o3, o4, o5, g2, g3, g4, g5)
- RMOVE_BIGCHUNK(o1, o0, 0x40, o2, o3, o4, o5, g2, g3, g4, g5)
- RMOVE_BIGCHUNK(o1, o0, 0x60, o2, o3, o4, o5, g2, g3, g4, g5)
- subcc %g6, 128, %g6
- sub %o1, 128, %o1
- bne 5b
- sub %o0, 128, %o0
-
-3: andcc %g1, 0x70, %g6
- be 72f
- andcc %g1, 8, %g0
-
- srl %g6, 1, %o4
- mov %o7, %g2
- add %g6, %o4, %o4
-101: call 100f
- sub %o1, %g6, %o1
- mov %g2, %o7
- jmpl %o5 + (72f - 101b), %g0
- sub %o0, %g6, %o0
-
-71: RMOVE_LASTCHUNK(o1, o0, 0x60, g2, g3, g4, g5)
- RMOVE_LASTCHUNK(o1, o0, 0x50, g2, g3, g4, g5)
- RMOVE_LASTCHUNK(o1, o0, 0x40, g2, g3, g4, g5)
- RMOVE_LASTCHUNK(o1, o0, 0x30, g2, g3, g4, g5)
- RMOVE_LASTCHUNK(o1, o0, 0x20, g2, g3, g4, g5)
- RMOVE_LASTCHUNK(o1, o0, 0x10, g2, g3, g4, g5)
- RMOVE_LASTCHUNK(o1, o0, 0x00, g2, g3, g4, g5)
-72: be 73f
- andcc %g1, 4, %g0
-
- ldd [%o1 - 0x08], %g2
- sub %o0, 8, %o0
- sub %o1, 8, %o1
- st %g2, [%o0]
- st %g3, [%o0 + 0x04]
-73: be 1f
- andcc %g1, 2, %g0
-
- ld [%o1 - 4], %g2
- sub %o1, 4, %o1
- st %g2, [%o0 - 4]
- sub %o0, 4, %o0
-1: be 1f
- andcc %g1, 1, %g0
-
- lduh [%o1 - 2], %g2
- sub %o1, 2, %o1
- sth %g2, [%o0 - 2]
- sub %o0, 2, %o0
-1: be 1f
- nop
-
- ldub [%o1 - 1], %g2
- stb %g2, [%o0 - 1]
-1: retl
- ld [%sp + 64], %o0
-
-74: RMOVE_BIGALIGNCHUNK(o1, o0, 0x00, o2, o3, o4, o5, g2, g3, g4, g5)
- RMOVE_BIGALIGNCHUNK(o1, o0, 0x20, o2, o3, o4, o5, g2, g3, g4, g5)
- RMOVE_BIGALIGNCHUNK(o1, o0, 0x40, o2, o3, o4, o5, g2, g3, g4, g5)
- RMOVE_BIGALIGNCHUNK(o1, o0, 0x60, o2, o3, o4, o5, g2, g3, g4, g5)
- subcc %g6, 128, %g6
- sub %o1, 128, %o1
- bne 74b
- sub %o0, 128, %o0
-
- andcc %g1, 0x70, %g6
- be 72b
- andcc %g1, 8, %g0
-
- srl %g6, 1, %o4
- mov %o7, %g2
- add %g6, %o4, %o4
-102: call 100f
- sub %o1, %g6, %o1
- mov %g2, %o7
- jmpl %o5 + (72b - 102b), %g0
- sub %o0, %g6, %o0
-
-75: and %o2, 0xe, %o3
- mov %o7, %g2
- sll %o3, 3, %o4
- sub %o0, %o3, %o0
-103: call 100f
- sub %o1, %o3, %o1
- mov %g2, %o7
- jmpl %o5 + (76f - 103b), %g0
- andcc %o2, 1, %g0
-
- RMOVE_SHORTCHUNK(o1, o0, 0x0c, g2, g3)
- RMOVE_SHORTCHUNK(o1, o0, 0x0a, g2, g3)
- RMOVE_SHORTCHUNK(o1, o0, 0x08, g2, g3)
- RMOVE_SHORTCHUNK(o1, o0, 0x06, g2, g3)
- RMOVE_SHORTCHUNK(o1, o0, 0x04, g2, g3)
- RMOVE_SHORTCHUNK(o1, o0, 0x02, g2, g3)
- RMOVE_SHORTCHUNK(o1, o0, 0x00, g2, g3)
-
-76: be 1f
- nop
- ldub [%o1 - 1], %g2
- stb %g2, [%o0 - 1]
-1: retl
- ld [%sp + 64], %o0
-
-91: bne 75b
- andcc %o2, 8, %g0
-
- be 1f
- andcc %o2, 4, %g0
-
- ld [%o1 - 0x08], %g2
- ld [%o1 - 0x04], %g3
- sub %o1, 8, %o1
- st %g2, [%o0 - 0x08]
- st %g3, [%o0 - 0x04]
- sub %o0, 8, %o0
-1: b 73b
- mov %o2, %g1
-
-77: cmp %o2, 15
- bleu 75b
- andcc %o0, 3, %g0
- be 64f
- andcc %o0, 1, %g0
- be 63f
- andcc %o0, 2, %g0
- ldub [%o1 - 1], %g5
- sub %o1, 1, %o1
- stb %g5, [%o0 - 1]
- sub %o0, 1, %o0
- be 64f
- sub %o2, 1, %o2
-
-63: ldub [%o1 - 1], %g5
- sub %o1, 2, %o1
- stb %g5, [%o0 - 1]
- sub %o0, 2, %o0
- ldub [%o1], %g5
- sub %o2, 2, %o2
- stb %g5, [%o0]
-64: and %o1, 3, %g2
- and %o1, -4, %o1
- and %o2, 0xc, %g3
- add %o1, 4, %o1
- cmp %g3, 4
- sll %g2, 3, %g4
- mov 32, %g2
- be 4f
- sub %g2, %g4, %g6
-
- blu 3f
- cmp %g3, 8
-
- be 2f
- srl %o2, 2, %g3
-
- ld [%o1 - 4], %o3
- add %o0, -8, %o0
- ld [%o1 - 8], %o4
- add %o1, -16, %o1
- b 7f
- add %g3, 1, %g3
-2: ld [%o1 - 4], %o4
- add %o0, -4, %o0
- ld [%o1 - 8], %g1
- add %o1, -12, %o1
- b 8f
- add %g3, 2, %g3
-3: ld [%o1 - 4], %o5
- add %o0, -12, %o0
- ld [%o1 - 8], %o3
- add %o1, -20, %o1
- b 6f
- srl %o2, 2, %g3
-4: ld [%o1 - 4], %g1
- srl %o2, 2, %g3
- ld [%o1 - 8], %o5
- add %o1, -24, %o1
- add %o0, -16, %o0
- add %g3, -1, %g3
-
- ld [%o1 + 12], %o3
-5: sll %o5, %g4, %g2
- srl %g1, %g6, %g5
- or %g2, %g5, %g2
- st %g2, [%o0 + 12]
-6: ld [%o1 + 8], %o4
- sll %o3, %g4, %g2
- srl %o5, %g6, %g5
- or %g2, %g5, %g2
- st %g2, [%o0 + 8]
-7: ld [%o1 + 4], %g1
- sll %o4, %g4, %g2
- srl %o3, %g6, %g5
- or %g2, %g5, %g2
- st %g2, [%o0 + 4]
-8: ld [%o1], %o5
- sll %g1, %g4, %g2
- srl %o4, %g6, %g5
- addcc %g3, -4, %g3
- or %g2, %g5, %g2
- add %o1, -16, %o1
- st %g2, [%o0]
- add %o0, -16, %o0
- bne,a 5b
- ld [%o1 + 12], %o3
- sll %o5, %g4, %g2
- srl %g1, %g6, %g5
- srl %g4, 3, %g3
- or %g2, %g5, %g2
- add %o1, %g3, %o1
- andcc %o2, 2, %g0
- st %g2, [%o0 + 12]
- be 1f
- andcc %o2, 1, %g0
-
- ldub [%o1 + 15], %g5
- add %o1, -2, %o1
- stb %g5, [%o0 + 11]
- add %o0, -2, %o0
- ldub [%o1 + 16], %g5
- stb %g5, [%o0 + 12]
-1: be 1f
- nop
- ldub [%o1 + 15], %g5
- stb %g5, [%o0 + 11]
-1: retl
- ld [%sp + 64], %o0
-
-78: andcc %o1, 1, %g0
- be 4f
- andcc %o1, 2, %g0
-
- ldub [%o1], %g2
- add %o1, 1, %o1
- stb %g2, [%o0]
- sub %o2, 1, %o2
- bne 3f
- add %o0, 1, %o0
-4: lduh [%o1], %g2
- add %o1, 2, %o1
- sth %g2, [%o0]
- sub %o2, 2, %o2
- b 3f
- add %o0, 2, %o0
-END(memmove)
-
ENTRY(memcpy) /* %o0=dst %o1=src %o2=len */
sub %o0, %o1, %o4
st %o0, [%sp + 64]
@@ -968,5 +623,5 @@ ENTRY(memcpy) /* %o0=dst %o1=src %o2=len */
110: retl
sub %o7, %g6, %o5
END(memcpy)
+
libc_hidden_builtin_def (memcpy)
-libc_hidden_builtin_def (memmove)
diff --git a/sysdeps/sparc/sparc32/memmove.c b/sysdeps/sparc/sparc32/memmove.c
deleted file mode 100644
index a8d2d49..0000000
--- a/sysdeps/sparc/sparc32/memmove.c
+++ /dev/null
@@ -1 +0,0 @@
-/* memmove is in memcpy.S */
diff --git a/sysdeps/sparc/sparc32/sparcv9/bcopy.c b/sysdeps/sparc/sparc32/sparcv9/bcopy.c
deleted file mode 100644
index 9a455f3..0000000
--- a/sysdeps/sparc/sparc32/sparcv9/bcopy.c
+++ /dev/null
@@ -1 +0,0 @@
-/* bcopy is in memcpy.S */
diff --git a/sysdeps/sparc/sparc32/sparcv9/memmove.c b/sysdeps/sparc/sparc32/sparcv9/memmove.c
deleted file mode 100644
index a8d2d49..0000000
--- a/sysdeps/sparc/sparc32/sparcv9/memmove.c
+++ /dev/null
@@ -1 +0,0 @@
-/* memmove is in memcpy.S */
diff --git a/sysdeps/sparc/sparc64/bcopy.c b/sysdeps/sparc/sparc64/bcopy.c
deleted file mode 100644
index 9a455f3..0000000
--- a/sysdeps/sparc/sparc64/bcopy.c
+++ /dev/null
@@ -1 +0,0 @@
-/* bcopy is in memcpy.S */
diff --git a/sysdeps/sparc/sparc64/memcopy.h b/sysdeps/sparc/sparc64/memcopy.h
new file mode 100644
index 0000000..ec978e3
--- /dev/null
+++ b/sysdeps/sparc/sparc64/memcopy.h
@@ -0,0 +1 @@
+#include <sparc32/memcopy.h>
diff --git a/sysdeps/sparc/sparc64/memcpy.S b/sysdeps/sparc/sparc64/memcpy.S
index 709d366..71e7100 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 */
@@ -640,223 +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)
-
libc_hidden_builtin_def (memcpy)
-libc_hidden_builtin_def (memmove)
diff --git a/sysdeps/sparc/sparc64/memmove.c b/sysdeps/sparc/sparc64/memmove.c
deleted file mode 100644
index a8d2d49..0000000
--- a/sysdeps/sparc/sparc64/memmove.c
+++ /dev/null
@@ -1 +0,0 @@
-/* memmove is in memcpy.S */
diff --git a/sysdeps/sparc/sparc64/sparcv9b/memcpy.S b/sysdeps/sparc/sparc64/sparcv9b/memcpy.S
index 2a4146f..389e09d 100644
--- a/sysdeps/sparc/sparc64/sparcv9b/memcpy.S
+++ b/sysdeps/sparc/sparc64/sparcv9b/memcpy.S
@@ -36,23 +36,6 @@
.register %g6,#scratch
.text
- .align 32
-
-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)
/* Special/non-trivial issues of this code:
*
@@ -332,272 +315,4 @@ small_copy_unaligned:
END(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_builtin_def (memcpy)
-libc_hidden_builtin_def (memmove)
diff --git a/sysdeps/sparc/sparc64/sparcv9v/memcpy.S b/sysdeps/sparc/sparc64/sparcv9v/memcpy.S
index 61db9ff..116c711 100644
--- a/sysdeps/sparc/sparc64/sparcv9v/memcpy.S
+++ b/sysdeps/sparc/sparc64/sparcv9v/memcpy.S
@@ -41,23 +41,6 @@
.register %g6,#scratch
.text
- .align 32
-
-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)
.align 32
ENTRY(memcpy)
@@ -354,236 +337,4 @@ ENTRY(memcpy)
END(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
- be,pt %icc, 2f+4
-1: ldub [%o1 - 1], %o5
- sub %o1, 1, %o1
- sub %o0, 1, %o0
- subcc %o2, 1, %o2
- be,pn %xcc, 229f
- stb %o5, [%o0]
-2: ldub [%o1 - 1], %o5
- sub %o0, 2, %o0
- ldub [%o1 - 2], %g5
- sub %o1, 2, %o1
- subcc %o2, 2, %o2
- stb %o5, [%o0 + 1]
- bne,pt %xcc, 2b
- stb %g5, [%o0]
-229: retl
- mov %g4, %o0
-out: retl
- mov %g5, %o0
-
- .align 32
-ENTRY(memmove)
- mov %o0, %g5
-#ifndef USE_BPR
- srl %o2, 0, %o2
-#endif
- brz,pn %o2, out
- sub %o0, %o1, %o4
- cmp %o4, %o2
- bgeu,pt %XCC, 218b
- mov %o0, %g4
- add %o0, %o2, %o0
-220: add %o1, %o2, %o1
- cmp %o2, 15
- bleu,pn %xcc, 228b
- andcc %o0, 7, %g2
- sub %o0, %o1, %g5
- andcc %g5, 3, %o5
- bne,pn %xcc, 232f
- andcc %o1, 3, %g0
- be,a,pt %xcc, 236f
- andcc %o1, 4, %g0
- andcc %o1, 1, %g0
- be,pn %xcc, 4f
- andcc %o1, 2, %g0
- ldub [%o1 - 1], %g2
- sub %o1, 1, %o1
- sub %o0, 1, %o0
- sub %o2, 1, %o2
- be,pn %xcc, 5f
- stb %g2, [%o0]
-4: lduh [%o1 - 2], %g2
- sub %o1, 2, %o1
- sub %o0, 2, %o0
- sub %o2, 2, %o2
- sth %g2, [%o0]
-5: andcc %o1, 4, %g0
-236: be,a,pn %xcc, 2f
- andcc %o2, -128, %g6
- lduw [%o1 - 4], %g5
- sub %o1, 4, %o1
- sub %o0, 4, %o0
- sub %o2, 4, %o2
- stw %g5, [%o0]
- andcc %o2, -128, %g6
-2: be,pn %xcc, 235f
- andcc %o0, 4, %g0
- be,pn %xcc, 282f + 4
-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
- sub %o1, 128, %o1
- bne,pt %xcc, 5b
- sub %o0, 128, %o0
-235: andcc %o2, 0x70, %g6
-41: be,pn %xcc, 280f
- andcc %o2, 8, %g0
-
-279: rd %pc, %o5
- sll %g6, 1, %g5
- sub %o1, %g6, %o1
- sub %o5, %g5, %o5
- jmpl %o5 + %lo(280f - 279b), %g0
- sub %o0, %g6, %o0
- 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
- andcc %o2, 4, %g0
- ldx [%o1 - 8], %g2
- sub %o0, 8, %o0
- stw %g2, [%o0 + 4]
- sub %o1, 8, %o1
- srlx %g2, 32, %g2
- stw %g2, [%o0]
-281: be,pt %xcc, 1f
- andcc %o2, 2, %g0
- lduw [%o1 - 4], %g2
- sub %o1, 4, %o1
- stw %g2, [%o0 - 4]
- sub %o0, 4, %o0
-1: be,pt %xcc, 1f
- andcc %o2, 1, %g0
- lduh [%o1 - 2], %g2
- sub %o1, 2, %o1
- sth %g2, [%o0 - 2]
- sub %o0, 2, %o0
-1: be,pt %xcc, 211f
- nop
- ldub [%o1 - 1], %g2
- stb %g2, [%o0 - 1]
-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
- sub %o1, 128, %o1
- bne,pt %xcc, 282b
- sub %o0, 128, %o0
- andcc %o2, 0x70, %g6
- be,pn %xcc, 284f
- andcc %o2, 8, %g0
-
-283: rd %pc, %o5
- sub %o1, %g6, %o1
- sub %o5, %g6, %o5
- jmpl %o5 + %lo(284f - 283b), %g0
- sub %o0, %g6, %o0
- 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
- andcc %o2, 4, %g0
- ldx [%o1 - 8], %g2
- sub %o0, 8, %o0
- sub %o1, 8, %o1
- stx %g2, [%o0]
-285: be,pt %xcc, 1f
- andcc %o2, 2, %g0
- lduw [%o1 - 4], %g2
- sub %o0, 4, %o0
- sub %o1, 4, %o1
- stw %g2, [%o0]
-1: be,pt %xcc, 1f
- andcc %o2, 1, %g0
- lduh [%o1 - 2], %g2
- sub %o0, 2, %o0
- sub %o1, 2, %o1
- sth %g2, [%o0]
-1: be,pt %xcc, 1f
- nop
- ldub [%o1 - 1], %g2
- stb %g2, [%o0 - 1]
-1: retl
- mov %g4, %o0
-
-232: ldub [%o1 - 1], %g5
- sub %o1, 1, %o1
- sub %o0, 1, %o0
- subcc %o2, 1, %o2
- bne,pt %xcc, 232b
- stb %g5, [%o0]
-234: retl
- mov %g4, %o0
-END(memmove)
-
libc_hidden_builtin_def (memcpy)
-libc_hidden_builtin_def (memmove)
diff --git a/sysdeps/sparc/sparc64/sparcv9v2/memcpy.S b/sysdeps/sparc/sparc64/sparcv9v2/memcpy.S
index 2b1444e..300b12f 100644
--- a/sysdeps/sparc/sparc64/sparcv9v2/memcpy.S
+++ b/sysdeps/sparc/sparc64/sparcv9v2/memcpy.S
@@ -143,23 +143,6 @@
.register %g6,#scratch
.text
- .align 32
-
-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)
.align 32
ENTRY(memcpy)
@@ -504,236 +487,4 @@ ENTRY(memcpy)
END(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
- be,pt %icc, 2f+4
-1: ldub [%o1 - 1], %o5
- sub %o1, 1, %o1
- sub %o0, 1, %o0
- subcc %o2, 1, %o2
- be,pn %XCC, 229f
- stb %o5, [%o0]
-2: ldub [%o1 - 1], %o5
- sub %o0, 2, %o0
- ldub [%o1 - 2], %g5
- sub %o1, 2, %o1
- subcc %o2, 2, %o2
- stb %o5, [%o0 + 1]
- bne,pt %XCC, 2b
- stb %g5, [%o0]
-229: retl
- mov %g4, %o0
-out: retl
- mov %g5, %o0
-
- .align 32
-ENTRY(memmove)
- mov %o0, %g5
-#ifndef USE_BPR
- srl %o2, 0, %o2
-#endif
- brz,pn %o2, out
- sub %o0, %o1, %o4
- cmp %o4, %o2
- bgeu,pt %XCC, 218b
- mov %o0, %g4
- add %o0, %o2, %o0
-220: add %o1, %o2, %o1
- cmp %o2, 15
- bleu,pn %XCC, 228b
- andcc %o0, 7, %g2
- sub %o0, %o1, %g5
- andcc %g5, 3, %o5
- bne,pn %XCC, 232f
- andcc %o1, 3, %g0
- be,a,pt %XCC, 236f
- andcc %o1, 4, %g0
- andcc %o1, 1, %g0
- be,pn %XCC, 4f
- andcc %o1, 2, %g0
- ldub [%o1 - 1], %g2
- sub %o1, 1, %o1
- sub %o0, 1, %o0
- sub %o2, 1, %o2
- be,pn %XCC, 5f
- stb %g2, [%o0]
-4: lduh [%o1 - 2], %g2
- sub %o1, 2, %o1
- sub %o0, 2, %o0
- sub %o2, 2, %o2
- sth %g2, [%o0]
-5: andcc %o1, 4, %g0
-236: be,a,pn %XCC, 2f
- andcc %o2, -128, %g6
- lduw [%o1 - 4], %g5
- sub %o1, 4, %o1
- sub %o0, 4, %o0
- sub %o2, 4, %o2
- stw %g5, [%o0]
- andcc %o2, -128, %g6
-2: be,pn %XCC, 235f
- andcc %o0, 4, %g0
- be,pn %XCC, 282f + 4
-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
- sub %o1, 128, %o1
- bne,pt %XCC, 5b
- sub %o0, 128, %o0
-235: andcc %o2, 0x70, %g6
-41: be,pn %XCC, 280f
- andcc %o2, 8, %g0
-
-279: rd %pc, %o5
- sll %g6, 1, %g5
- sub %o1, %g6, %o1
- sub %o5, %g5, %o5
- jmpl %o5 + %lo(280f - 279b), %g0
- sub %o0, %g6, %o0
- 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
- andcc %o2, 4, %g0
- ldx [%o1 - 8], %g2
- sub %o0, 8, %o0
- stw %g2, [%o0 + 4]
- sub %o1, 8, %o1
- srlx %g2, 32, %g2
- stw %g2, [%o0]
-281: be,pt %XCC, 1f
- andcc %o2, 2, %g0
- lduw [%o1 - 4], %g2
- sub %o1, 4, %o1
- stw %g2, [%o0 - 4]
- sub %o0, 4, %o0
-1: be,pt %XCC, 1f
- andcc %o2, 1, %g0
- lduh [%o1 - 2], %g2
- sub %o1, 2, %o1
- sth %g2, [%o0 - 2]
- sub %o0, 2, %o0
-1: be,pt %XCC, 211f
- nop
- ldub [%o1 - 1], %g2
- stb %g2, [%o0 - 1]
-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
- sub %o1, 128, %o1
- bne,pt %XCC, 282b
- sub %o0, 128, %o0
- andcc %o2, 0x70, %g6
- be,pn %XCC, 284f
- andcc %o2, 8, %g0
-
-283: rd %pc, %o5
- sub %o1, %g6, %o1
- sub %o5, %g6, %o5
- jmpl %o5 + %lo(284f - 283b), %g0
- sub %o0, %g6, %o0
- 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
- andcc %o2, 4, %g0
- ldx [%o1 - 8], %g2
- sub %o0, 8, %o0
- sub %o1, 8, %o1
- stx %g2, [%o0]
-285: be,pt %XCC, 1f
- andcc %o2, 2, %g0
- lduw [%o1 - 4], %g2
- sub %o0, 4, %o0
- sub %o1, 4, %o1
- stw %g2, [%o0]
-1: be,pt %XCC, 1f
- andcc %o2, 1, %g0
- lduh [%o1 - 2], %g2
- sub %o0, 2, %o0
- sub %o1, 2, %o1
- sth %g2, [%o0]
-1: be,pt %XCC, 1f
- nop
- ldub [%o1 - 1], %g2
- stb %g2, [%o0 - 1]
-1: retl
- mov %g4, %o0
-
-232: ldub [%o1 - 1], %g5
- sub %o1, 1, %o1
- sub %o0, 1, %o0
- subcc %o2, 1, %o2
- bne,pt %XCC, 232b
- stb %g5, [%o0]
-234: retl
- mov %g4, %o0
-END(memmove)
-
libc_hidden_builtin_def (memcpy)
-libc_hidden_builtin_def (memmove)
--
1.6.6.1