summaryrefslogtreecommitdiff
path: root/libkern
diff options
context:
space:
mode:
Diffstat (limited to 'libkern')
-rw-r--r--libkern/memcpy-386.s58
-rw-r--r--libkern/memcpy-arm.c35
-rw-r--r--libkern/memcpy-thumb.c35
-rw-r--r--libkern/strchr-mips.c0
4 files changed, 0 insertions, 128 deletions
diff --git a/libkern/memcpy-386.s b/libkern/memcpy-386.s
deleted file mode 100644
index e85bb232..00000000
--- a/libkern/memcpy-386.s
+++ /dev/null
@@ -1,58 +0,0 @@
- TEXT memmove(SB), $0
- TEXT memcpy(SB), $0
-
- MOVL p1+0(FP), DI
- MOVL p2+4(FP), SI
- MOVL n+8(FP), BX
- CMPL BX, $0
- JGE ok
- MOVL $0, SI
-ok:
- CLD
-/*
- * check and set for backwards
- */
- CMPL SI, DI
- JLS back
-/*
- * copy whole longs
- */
- MOVL BX, CX
- SHRL $2, CX
- REP; MOVSL
-/*
- * copy the rest, by bytes
- */
- ANDL $3, BX
- MOVL BX, CX
- REP; MOVSB
-
- MOVL p+0(FP),AX
- RET
-/*
- * whole thing backwards has
- * adjusted addresses
- */
-back:
- ADDL BX, DI
- ADDL BX, SI
- SUBL $4, DI
- SUBL $4, SI
- STD
-/*
- * copy whole longs
- */
- MOVL BX, CX
- SHRL $2, CX
- ANDL $3, BX
- REP; MOVSL
-/*
- * copy the rest, by bytes
- */
- ADDL $3, DI
- ADDL $3, SI
- MOVL BX, CX
- REP; MOVSB
-
- MOVL p+0(FP),AX
- RET
diff --git a/libkern/memcpy-arm.c b/libkern/memcpy-arm.c
deleted file mode 100644
index 35f0afc5..00000000
--- a/libkern/memcpy-arm.c
+++ /dev/null
@@ -1,35 +0,0 @@
-#include <u.h>
-#include <libc.h>
-
-void*
-memmove(void *a1, void *a2, ulong n)
-{
- char *s1, *s2;
-
- if((long)n < 0)
- abort();
- if(a1 > a2)
- goto back;
- s1 = a1;
- s2 = a2;
- while(n > 0) {
- *s1++ = *s2++;
- n--;
- }
- return a1;
-
-back:
- s1 = (char*)a1 + n;
- s2 = (char*)a2 + n;
- while(n > 0) {
- *--s1 = *--s2;
- n--;
- }
- return a1;
-}
-
-void*
-memcpy(void *a1, void *a2, ulong n)
-{
- return memmove(a1, a2, n);
-}
diff --git a/libkern/memcpy-thumb.c b/libkern/memcpy-thumb.c
deleted file mode 100644
index 35f0afc5..00000000
--- a/libkern/memcpy-thumb.c
+++ /dev/null
@@ -1,35 +0,0 @@
-#include <u.h>
-#include <libc.h>
-
-void*
-memmove(void *a1, void *a2, ulong n)
-{
- char *s1, *s2;
-
- if((long)n < 0)
- abort();
- if(a1 > a2)
- goto back;
- s1 = a1;
- s2 = a2;
- while(n > 0) {
- *s1++ = *s2++;
- n--;
- }
- return a1;
-
-back:
- s1 = (char*)a1 + n;
- s2 = (char*)a2 + n;
- while(n > 0) {
- *--s1 = *--s2;
- n--;
- }
- return a1;
-}
-
-void*
-memcpy(void *a1, void *a2, ulong n)
-{
- return memmove(a1, a2, n);
-}
diff --git a/libkern/strchr-mips.c b/libkern/strchr-mips.c
deleted file mode 100644
index e69de29b..00000000
--- a/libkern/strchr-mips.c
+++ /dev/null