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authorRichard Qin <richard.qin.x@gmail.com>2026-07-10 11:31:46 +0800
committerRichard Qin <richard.qin.x@gmail.com>2026-07-10 11:31:46 +0800
commite90b72ec3082588b296956730bd2930cf8d5d671 (patch)
tree36ff6916af9b4176ea5a9662219d11e721f0b691 /na/lib/string/i386
parent1767d390fbf3d0c65389de46caf0b6d43ef3b6ad (diff)
downloadlume-e90b72ec3082588b296956730bd2930cf8d5d671.tar.gz
lume-e90b72ec3082588b296956730bd2930cf8d5d671.tar.xz
refactor: promote new architecture to repository root
Archive the deprecated implementation under lume-legacy, make the new kernel the default root-level build, and update repository entry points without changing kernel behavior.
Diffstat (limited to 'na/lib/string/i386')
-rw-r--r--na/lib/string/i386/memcpy.s32
-rw-r--r--na/lib/string/i386/memmove.s22
-rw-r--r--na/lib/string/i386/memset.s76
3 files changed, 0 insertions, 130 deletions
diff --git a/na/lib/string/i386/memcpy.s b/na/lib/string/i386/memcpy.s
deleted file mode 100644
index 0608dd8..0000000
--- a/na/lib/string/i386/memcpy.s
+++ /dev/null
@@ -1,32 +0,0 @@
-.global memcpy
-.global __memcpy_fwd
-.hidden __memcpy_fwd
-.type memcpy,@function
-memcpy:
-__memcpy_fwd:
- push %esi
- push %edi
- mov 12(%esp),%edi
- mov 16(%esp),%esi
- mov 20(%esp),%ecx
- mov %edi,%eax
- cmp $4,%ecx
- jc 1f
- test $3,%edi
- jz 1f
-2: movsb
- dec %ecx
- test $3,%edi
- jnz 2b
-1: mov %ecx,%edx
- shr $2,%ecx
- rep
- movsl
- and $3,%edx
- jz 1f
-2: movsb
- dec %edx
- jnz 2b
-1: pop %edi
- pop %esi
- ret
diff --git a/na/lib/string/i386/memmove.s b/na/lib/string/i386/memmove.s
deleted file mode 100644
index 2a6a504..0000000
--- a/na/lib/string/i386/memmove.s
+++ /dev/null
@@ -1,22 +0,0 @@
-.global memmove
-.type memmove,@function
-memmove:
- mov 4(%esp),%eax
- sub 8(%esp),%eax
- cmp 12(%esp),%eax
-.hidden __memcpy_fwd
- jae __memcpy_fwd
- push %esi
- push %edi
- mov 12(%esp),%edi
- mov 16(%esp),%esi
- mov 20(%esp),%ecx
- lea -1(%edi,%ecx),%edi
- lea -1(%esi,%ecx),%esi
- std
- rep movsb
- cld
- lea 1(%edi),%eax
- pop %edi
- pop %esi
- ret
diff --git a/na/lib/string/i386/memset.s b/na/lib/string/i386/memset.s
deleted file mode 100644
index d00422c..0000000
--- a/na/lib/string/i386/memset.s
+++ /dev/null
@@ -1,76 +0,0 @@
-.global memset
-.type memset,@function
-memset:
- mov 12(%esp),%ecx
- cmp $62,%ecx
- ja 2f
-
- mov 8(%esp),%dl
- mov 4(%esp),%eax
- test %ecx,%ecx
- jz 1f
-
- mov %dl,%dh
-
- mov %dl,(%eax)
- mov %dl,-1(%eax,%ecx)
- cmp $2,%ecx
- jbe 1f
-
- mov %dx,1(%eax)
- mov %dx,(-1-2)(%eax,%ecx)
- cmp $6,%ecx
- jbe 1f
-
- shl $16,%edx
- mov 8(%esp),%dl
- mov 8(%esp),%dh
-
- mov %edx,(1+2)(%eax)
- mov %edx,(-1-2-4)(%eax,%ecx)
- cmp $14,%ecx
- jbe 1f
-
- mov %edx,(1+2+4)(%eax)
- mov %edx,(1+2+4+4)(%eax)
- mov %edx,(-1-2-4-8)(%eax,%ecx)
- mov %edx,(-1-2-4-4)(%eax,%ecx)
- cmp $30,%ecx
- jbe 1f
-
- mov %edx,(1+2+4+8)(%eax)
- mov %edx,(1+2+4+8+4)(%eax)
- mov %edx,(1+2+4+8+8)(%eax)
- mov %edx,(1+2+4+8+12)(%eax)
- mov %edx,(-1-2-4-8-16)(%eax,%ecx)
- mov %edx,(-1-2-4-8-12)(%eax,%ecx)
- mov %edx,(-1-2-4-8-8)(%eax,%ecx)
- mov %edx,(-1-2-4-8-4)(%eax,%ecx)
-
-1: ret
-
-2: movzbl 8(%esp),%eax
- mov %edi,12(%esp)
- imul $0x1010101,%eax
- mov 4(%esp),%edi
- test $15,%edi
- mov %eax,-4(%edi,%ecx)
- jnz 2f
-
-1: shr $2, %ecx
- rep
- stosl
- mov 4(%esp),%eax
- mov 12(%esp),%edi
- ret
-
-2: xor %edx,%edx
- sub %edi,%edx
- and $15,%edx
- mov %eax,(%edi)
- mov %eax,4(%edi)
- mov %eax,8(%edi)
- mov %eax,12(%edi)
- sub %edx,%ecx
- add %edx,%edi
- jmp 1b