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Diffstat (limited to 'arch/mips/lib/csum_partial.S')
-rw-r--r--arch/mips/lib/csum_partial.S214
1 files changed, 107 insertions, 107 deletions
diff --git a/arch/mips/lib/csum_partial.S b/arch/mips/lib/csum_partial.S
index 957a82484e3..8d7784122c1 100644
--- a/arch/mips/lib/csum_partial.S
+++ b/arch/mips/lib/csum_partial.S
@@ -96,13 +96,13 @@ LEAF(csum_partial)
move t7, zero
sltiu t8, a1, 0x8
- bnez t8, small_csumcpy /* < 8 bytes to copy */
+ bnez t8, .Lsmall_csumcpy /* < 8 bytes to copy */
move t2, a1
andi t7, src, 0x1 /* odd buffer? */
-hword_align:
- beqz t7, word_align
+.Lhword_align:
+ beqz t7, .Lword_align
andi t8, src, 0x2
lbu t0, (src)
@@ -114,8 +114,8 @@ hword_align:
PTR_ADDU src, src, 0x1
andi t8, src, 0x2
-word_align:
- beqz t8, dword_align
+.Lword_align:
+ beqz t8, .Ldword_align
sltiu t8, a1, 56
lhu t0, (src)
@@ -124,12 +124,12 @@ word_align:
sltiu t8, a1, 56
PTR_ADDU src, src, 0x2
-dword_align:
- bnez t8, do_end_words
+.Ldword_align:
+ bnez t8, .Ldo_end_words
move t8, a1
andi t8, src, 0x4
- beqz t8, qword_align
+ beqz t8, .Lqword_align
andi t8, src, 0x8
lw t0, 0x00(src)
@@ -138,8 +138,8 @@ dword_align:
PTR_ADDU src, src, 0x4
andi t8, src, 0x8
-qword_align:
- beqz t8, oword_align
+.Lqword_align:
+ beqz t8, .Loword_align
andi t8, src, 0x10
#ifdef USE_DOUBLE
@@ -156,8 +156,8 @@ qword_align:
PTR_ADDU src, src, 0x8
andi t8, src, 0x10
-oword_align:
- beqz t8, begin_movement
+.Loword_align:
+ beqz t8, .Lbegin_movement
LONG_SRL t8, a1, 0x7
#ifdef USE_DOUBLE
@@ -172,11 +172,11 @@ oword_align:
PTR_ADDU src, src, 0x10
LONG_SRL t8, a1, 0x7
-begin_movement:
+.Lbegin_movement:
beqz t8, 1f
andi t2, a1, 0x40
-move_128bytes:
+.Lmove_128bytes:
CSUM_BIGCHUNK(src, 0x00, sum, t0, t1, t3, t4)
CSUM_BIGCHUNK(src, 0x20, sum, t0, t1, t3, t4)
CSUM_BIGCHUNK(src, 0x40, sum, t0, t1, t3, t4)
@@ -184,43 +184,43 @@ move_128bytes:
LONG_SUBU t8, t8, 0x01
.set reorder /* DADDI_WAR */
PTR_ADDU src, src, 0x80
- bnez t8, move_128bytes
+ bnez t8, .Lmove_128bytes
.set noreorder
1:
beqz t2, 1f
andi t2, a1, 0x20
-move_64bytes:
+.Lmove_64bytes:
CSUM_BIGCHUNK(src, 0x00, sum, t0, t1, t3, t4)
CSUM_BIGCHUNK(src, 0x20, sum, t0, t1, t3, t4)
PTR_ADDU src, src, 0x40
1:
- beqz t2, do_end_words
+ beqz t2, .Ldo_end_words
andi t8, a1, 0x1c
-move_32bytes:
+.Lmove_32bytes:
CSUM_BIGCHUNK(src, 0x00, sum, t0, t1, t3, t4)
andi t8, a1, 0x1c
PTR_ADDU src, src, 0x20
-do_end_words:
- beqz t8, small_csumcpy
+.Ldo_end_words:
+ beqz t8, .Lsmall_csumcpy
andi t2, a1, 0x3
LONG_SRL t8, t8, 0x2
-end_words:
+.Lend_words:
lw t0, (src)
LONG_SUBU t8, t8, 0x1
ADDC(sum, t0)
.set reorder /* DADDI_WAR */
PTR_ADDU src, src, 0x4
- bnez t8, end_words
+ bnez t8, .Lend_words
.set noreorder
/* unknown src alignment and < 8 bytes to go */
-small_csumcpy:
+.Lsmall_csumcpy:
move a1, t2
andi t0, a1, 4
@@ -413,48 +413,48 @@ FEXPORT(csum_partial_copy_nocheck)
*/
sltu t2, len, NBYTES
and t1, dst, ADDRMASK
- bnez t2, copy_bytes_checklen
+ bnez t2, .Lcopy_bytes_checklen
and t0, src, ADDRMASK
andi odd, dst, 0x1 /* odd buffer? */
- bnez t1, dst_unaligned
+ bnez t1, .Ldst_unaligned
nop
- bnez t0, src_unaligned_dst_aligned
+ bnez t0, .Lsrc_unaligned_dst_aligned
/*
* use delay slot for fall-through
* src and dst are aligned; need to compute rem
*/
-both_aligned:
+.Lboth_aligned:
SRL t0, len, LOG_NBYTES+3 # +3 for 8 units/iter
- beqz t0, cleanup_both_aligned # len < 8*NBYTES
+ beqz t0, .Lcleanup_both_aligned # len < 8*NBYTES
nop
SUB len, 8*NBYTES # subtract here for bgez loop
.align 4
1:
-EXC( LOAD t0, UNIT(0)(src), l_exc)
-EXC( LOAD t1, UNIT(1)(src), l_exc_copy)
-EXC( LOAD t2, UNIT(2)(src), l_exc_copy)
-EXC( LOAD t3, UNIT(3)(src), l_exc_copy)
-EXC( LOAD t4, UNIT(4)(src), l_exc_copy)
-EXC( LOAD t5, UNIT(5)(src), l_exc_copy)
-EXC( LOAD t6, UNIT(6)(src), l_exc_copy)
-EXC( LOAD t7, UNIT(7)(src), l_exc_copy)
+EXC( LOAD t0, UNIT(0)(src), .Ll_exc)
+EXC( LOAD t1, UNIT(1)(src), .Ll_exc_copy)
+EXC( LOAD t2, UNIT(2)(src), .Ll_exc_copy)
+EXC( LOAD t3, UNIT(3)(src), .Ll_exc_copy)
+EXC( LOAD t4, UNIT(4)(src), .Ll_exc_copy)
+EXC( LOAD t5, UNIT(5)(src), .Ll_exc_copy)
+EXC( LOAD t6, UNIT(6)(src), .Ll_exc_copy)
+EXC( LOAD t7, UNIT(7)(src), .Ll_exc_copy)
SUB len, len, 8*NBYTES
ADD src, src, 8*NBYTES
-EXC( STORE t0, UNIT(0)(dst), s_exc)
+EXC( STORE t0, UNIT(0)(dst), .Ls_exc)
ADDC(sum, t0)
-EXC( STORE t1, UNIT(1)(dst), s_exc)
+EXC( STORE t1, UNIT(1)(dst), .Ls_exc)
ADDC(sum, t1)
-EXC( STORE t2, UNIT(2)(dst), s_exc)
+EXC( STORE t2, UNIT(2)(dst), .Ls_exc)
ADDC(sum, t2)
-EXC( STORE t3, UNIT(3)(dst), s_exc)
+EXC( STORE t3, UNIT(3)(dst), .Ls_exc)
ADDC(sum, t3)
-EXC( STORE t4, UNIT(4)(dst), s_exc)
+EXC( STORE t4, UNIT(4)(dst), .Ls_exc)
ADDC(sum, t4)
-EXC( STORE t5, UNIT(5)(dst), s_exc)
+EXC( STORE t5, UNIT(5)(dst), .Ls_exc)
ADDC(sum, t5)
-EXC( STORE t6, UNIT(6)(dst), s_exc)
+EXC( STORE t6, UNIT(6)(dst), .Ls_exc)
ADDC(sum, t6)
-EXC( STORE t7, UNIT(7)(dst), s_exc)
+EXC( STORE t7, UNIT(7)(dst), .Ls_exc)
ADDC(sum, t7)
.set reorder /* DADDI_WAR */
ADD dst, dst, 8*NBYTES
@@ -465,44 +465,44 @@ EXC( STORE t7, UNIT(7)(dst), s_exc)
/*
* len == the number of bytes left to copy < 8*NBYTES
*/
-cleanup_both_aligned:
+.Lcleanup_both_aligned:
#define rem t7
- beqz len, done
+ beqz len, .Ldone
sltu t0, len, 4*NBYTES
- bnez t0, less_than_4units
+ bnez t0, .Lless_than_4units
and rem, len, (NBYTES-1) # rem = len % NBYTES
/*
* len >= 4*NBYTES
*/
-EXC( LOAD t0, UNIT(0)(src), l_exc)
-EXC( LOAD t1, UNIT(1)(src), l_exc_copy)
-EXC( LOAD t2, UNIT(2)(src), l_exc_copy)
-EXC( LOAD t3, UNIT(3)(src), l_exc_copy)
+EXC( LOAD t0, UNIT(0)(src), .Ll_exc)
+EXC( LOAD t1, UNIT(1)(src), .Ll_exc_copy)
+EXC( LOAD t2, UNIT(2)(src), .Ll_exc_copy)
+EXC( LOAD t3, UNIT(3)(src), .Ll_exc_copy)
SUB len, len, 4*NBYTES
ADD src, src, 4*NBYTES
-EXC( STORE t0, UNIT(0)(dst), s_exc)
+EXC( STORE t0, UNIT(0)(dst), .Ls_exc)
ADDC(sum, t0)
-EXC( STORE t1, UNIT(1)(dst), s_exc)
+EXC( STORE t1, UNIT(1)(dst), .Ls_exc)
ADDC(sum, t1)
-EXC( STORE t2, UNIT(2)(dst), s_exc)
+EXC( STORE t2, UNIT(2)(dst), .Ls_exc)
ADDC(sum, t2)
-EXC( STORE t3, UNIT(3)(dst), s_exc)
+EXC( STORE t3, UNIT(3)(dst), .Ls_exc)
ADDC(sum, t3)
.set reorder /* DADDI_WAR */
ADD dst, dst, 4*NBYTES
- beqz len, done
+ beqz len, .Ldone
.set noreorder
-less_than_4units:
+.Lless_than_4units:
/*
* rem = len % NBYTES
*/
- beq rem, len, copy_bytes
+ beq rem, len, .Lcopy_bytes
nop
1:
-EXC( LOAD t0, 0(src), l_exc)
+EXC( LOAD t0, 0(src), .Ll_exc)
ADD src, src, NBYTES
SUB len, len, NBYTES
-EXC( STORE t0, 0(dst), s_exc)
+EXC( STORE t0, 0(dst), .Ls_exc)
ADDC(sum, t0)
.set reorder /* DADDI_WAR */
ADD dst, dst, NBYTES
@@ -521,20 +521,20 @@ EXC( STORE t0, 0(dst), s_exc)
* more instruction-level parallelism.
*/
#define bits t2
- beqz len, done
+ beqz len, .Ldone
ADD t1, dst, len # t1 is just past last byte of dst
li bits, 8*NBYTES
SLL rem, len, 3 # rem = number of bits to keep
-EXC( LOAD t0, 0(src), l_exc)
+EXC( LOAD t0, 0(src), .Ll_exc)
SUB bits, bits, rem # bits = number of bits to discard
SHIFT_DISCARD t0, t0, bits
-EXC( STREST t0, -1(t1), s_exc)
+EXC( STREST t0, -1(t1), .Ls_exc)
SHIFT_DISCARD_REVERT t0, t0, bits
.set reorder
ADDC(sum, t0)
- b done
+ b .Ldone
.set noreorder
-dst_unaligned:
+.Ldst_unaligned:
/*
* dst is unaligned
* t0 = src & ADDRMASK
@@ -545,25 +545,25 @@ dst_unaligned:
* Set match = (src and dst have same alignment)
*/
#define match rem
-EXC( LDFIRST t3, FIRST(0)(src), l_exc)
+EXC( LDFIRST t3, FIRST(0)(src), .Ll_exc)
ADD t2, zero, NBYTES
-EXC( LDREST t3, REST(0)(src), l_exc_copy)
+EXC( LDREST t3, REST(0)(src), .Ll_exc_copy)
SUB t2, t2, t1 # t2 = number of bytes copied
xor match, t0, t1
-EXC( STFIRST t3, FIRST(0)(dst), s_exc)
+EXC( STFIRST t3, FIRST(0)(dst), .Ls_exc)
SLL t4, t1, 3 # t4 = number of bits to discard
SHIFT_DISCARD t3, t3, t4
/* no SHIFT_DISCARD_REVERT to handle odd buffer properly */
ADDC(sum, t3)
- beq len, t2, done
+ beq len, t2, .Ldone
SUB len, len, t2
ADD dst, dst, t2
- beqz match, both_aligned
+ beqz match, .Lboth_aligned
ADD src, src, t2
-src_unaligned_dst_aligned:
+.Lsrc_unaligned_dst_aligned:
SRL t0, len, LOG_NBYTES+2 # +2 for 4 units/iter
- beqz t0, cleanup_src_unaligned
+ beqz t0, .Lcleanup_src_unaligned
and rem, len, (4*NBYTES-1) # rem = len % 4*NBYTES
1:
/*
@@ -572,53 +572,53 @@ src_unaligned_dst_aligned:
* It's OK to load FIRST(N+1) before REST(N) because the two addresses
* are to the same unit (unless src is aligned, but it's not).
*/
-EXC( LDFIRST t0, FIRST(0)(src), l_exc)
-EXC( LDFIRST t1, FIRST(1)(src), l_exc_copy)
+EXC( LDFIRST t0, FIRST(0)(src), .Ll_exc)
+EXC( LDFIRST t1, FIRST(1)(src), .Ll_exc_copy)
SUB len, len, 4*NBYTES
-EXC( LDREST t0, REST(0)(src), l_exc_copy)
-EXC( LDREST t1, REST(1)(src), l_exc_copy)
-EXC( LDFIRST t2, FIRST(2)(src), l_exc_copy)
-EXC( LDFIRST t3, FIRST(3)(src), l_exc_copy)
-EXC( LDREST t2, REST(2)(src), l_exc_copy)
-EXC( LDREST t3, REST(3)(src), l_exc_copy)
+EXC( LDREST t0, REST(0)(src), .Ll_exc_copy)
+EXC( LDREST t1, REST(1)(src), .Ll_exc_copy)
+EXC( LDFIRST t2, FIRST(2)(src), .Ll_exc_copy)
+EXC( LDFIRST t3, FIRST(3)(src), .Ll_exc_copy)
+EXC( LDREST t2, REST(2)(src), .Ll_exc_copy)
+EXC( LDREST t3, REST(3)(src), .Ll_exc_copy)
ADD src, src, 4*NBYTES
#ifdef CONFIG_CPU_SB1
nop # improves slotting
#endif
-EXC( STORE t0, UNIT(0)(dst), s_exc)
+EXC( STORE t0, UNIT(0)(dst), .Ls_exc)
ADDC(sum, t0)
-EXC( STORE t1, UNIT(1)(dst), s_exc)
+EXC( STORE t1, UNIT(1)(dst), .Ls_exc)
ADDC(sum, t1)
-EXC( STORE t2, UNIT(2)(dst), s_exc)
+EXC( STORE t2, UNIT(2)(dst), .Ls_exc)
ADDC(sum, t2)
-EXC( STORE t3, UNIT(3)(dst), s_exc)
+EXC( STORE t3, UNIT(3)(dst), .Ls_exc)
ADDC(sum, t3)
.set reorder /* DADDI_WAR */
ADD dst, dst, 4*NBYTES
bne len, rem, 1b
.set noreorder
-cleanup_src_unaligned:
- beqz len, done
+.Lcleanup_src_unaligned:
+ beqz len, .Ldone
and rem, len, NBYTES-1 # rem = len % NBYTES
- beq rem, len, copy_bytes
+ beq rem, len, .Lcopy_bytes
nop
1:
-EXC( LDFIRST t0, FIRST(0)(src), l_exc)
-EXC( LDREST t0, REST(0)(src), l_exc_copy)
+EXC( LDFIRST t0, FIRST(0)(src), .Ll_exc)
+EXC( LDREST t0, REST(0)(src), .Ll_exc_copy)
ADD src, src, NBYTES
SUB len, len, NBYTES
-EXC( STORE t0, 0(dst), s_exc)
+EXC( STORE t0, 0(dst), .Ls_exc)
ADDC(sum, t0)
.set reorder /* DADDI_WAR */
ADD dst, dst, NBYTES
bne len, rem, 1b
.set noreorder
-copy_bytes_checklen:
- beqz len, done
+.Lcopy_bytes_checklen:
+ beqz len, .Ldone
nop
-copy_bytes:
+.Lcopy_bytes:
/* 0 < len < NBYTES */
#ifdef CONFIG_CPU_LITTLE_ENDIAN
#define SHIFT_START 0
@@ -629,14 +629,14 @@ copy_bytes:
#endif
move t2, zero # partial word
li t3, SHIFT_START # shift
-/* use l_exc_copy here to return correct sum on fault */
+/* use .Ll_exc_copy here to return correct sum on fault */
#define COPY_BYTE(N) \
-EXC( lbu t0, N(src), l_exc_copy); \
+EXC( lbu t0, N(src), .Ll_exc_copy); \
SUB len, len, 1; \
-EXC( sb t0, N(dst), s_exc); \
+EXC( sb t0, N(dst), .Ls_exc); \
SLLV t0, t0, t3; \
addu t3, SHIFT_INC; \
- beqz len, copy_bytes_done; \
+ beqz len, .Lcopy_bytes_done; \
or t2, t0
COPY_BYTE(0)
@@ -647,14 +647,14 @@ EXC( sb t0, N(dst), s_exc); \
COPY_BYTE(4)
COPY_BYTE(5)
#endif
-EXC( lbu t0, NBYTES-2(src), l_exc_copy)
+EXC( lbu t0, NBYTES-2(src), .Ll_exc_copy)
SUB len, len, 1
-EXC( sb t0, NBYTES-2(dst), s_exc)
+EXC( sb t0, NBYTES-2(dst), .Ls_exc)
SLLV t0, t0, t3
or t2, t0
-copy_bytes_done:
+.Lcopy_bytes_done:
ADDC(sum, t2)
-done:
+.Ldone:
/* fold checksum */
.set push
.set noat
@@ -685,7 +685,7 @@ done:
jr ra
.set noreorder
-l_exc_copy:
+.Ll_exc_copy:
/*
* Copy bytes from src until faulting load address (or until a
* lb faults)
@@ -700,7 +700,7 @@ l_exc_copy:
li t2, SHIFT_START
LOAD t0, THREAD_BUADDR(t0)
1:
-EXC( lbu t1, 0(src), l_exc)
+EXC( lbu t1, 0(src), .Ll_exc)
ADD src, src, 1
sb t1, 0(dst) # can't fault -- we're copy_from_user
SLLV t1, t1, t2
@@ -710,7 +710,7 @@ EXC( lbu t1, 0(src), l_exc)
ADD dst, dst, 1
bne src, t0, 1b
.set noreorder
-l_exc:
+.Ll_exc:
LOAD t0, TI_TASK($28)
nop
LOAD t0, THREAD_BUADDR(t0) # t0 is just past last good address
@@ -729,7 +729,7 @@ l_exc:
*/
.set reorder /* DADDI_WAR */
SUB src, len, 1
- beqz len, done
+ beqz len, .Ldone
.set noreorder
1: sb zero, 0(dst)
ADD dst, dst, 1
@@ -744,10 +744,10 @@ l_exc:
SUB src, src, v1
#endif
li v1, -EFAULT
- b done
+ b .Ldone
sw v1, (errptr)
-s_exc:
+.Ls_exc:
li v0, -1 /* invalid checksum */
li v1, -EFAULT
jr ra