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authorGravatar Ard Biesheuvel <ardb@kernel.org> 2023-04-12 13:00:33 +0200
committerGravatar Herbert Xu <herbert@gondor.apana.org.au> 2023-04-20 18:20:04 +0800
commit1d4b0ff30c2d698c9755bf52d20c073d46bca025 (patch)
treef0aff0093b29221064ddde1860130155870d0de1 /arch/x86/crypto/aesni-intel_asm.S
parentcrypto: x86/sha256 - Use RIP-relative addressing (diff)
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crypto: x86/aesni - Use local .L symbols for code
Avoid cluttering up the kallsyms symbol table with entries that should not end up in things like backtraces, as they have undescriptive and generated identifiers. Signed-off-by: Ard Biesheuvel <ardb@kernel.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/x86/crypto/aesni-intel_asm.S')
-rw-r--r--arch/x86/crypto/aesni-intel_asm.S196
1 files changed, 98 insertions, 98 deletions
diff --git a/arch/x86/crypto/aesni-intel_asm.S b/arch/x86/crypto/aesni-intel_asm.S
index ca99a2274d55..3ac7487ecad2 100644
--- a/arch/x86/crypto/aesni-intel_asm.S
+++ b/arch/x86/crypto/aesni-intel_asm.S
@@ -288,53 +288,53 @@ ALL_F: .octa 0xffffffffffffffffffffffffffffffff
# Encrypt/Decrypt first few blocks
and $(3<<4), %r12
- jz _initial_num_blocks_is_0_\@
+ jz .L_initial_num_blocks_is_0_\@
cmp $(2<<4), %r12
- jb _initial_num_blocks_is_1_\@
- je _initial_num_blocks_is_2_\@
-_initial_num_blocks_is_3_\@:
+ jb .L_initial_num_blocks_is_1_\@
+ je .L_initial_num_blocks_is_2_\@
+.L_initial_num_blocks_is_3_\@:
INITIAL_BLOCKS_ENC_DEC %xmm9, %xmm10, %xmm13, %xmm11, %xmm12, %xmm0, \
%xmm1, %xmm2, %xmm3, %xmm4, %xmm8, %xmm5, %xmm6, 5, 678, \operation
sub $48, %r13
- jmp _initial_blocks_\@
-_initial_num_blocks_is_2_\@:
+ jmp .L_initial_blocks_\@
+.L_initial_num_blocks_is_2_\@:
INITIAL_BLOCKS_ENC_DEC %xmm9, %xmm10, %xmm13, %xmm11, %xmm12, %xmm0, \
%xmm1, %xmm2, %xmm3, %xmm4, %xmm8, %xmm5, %xmm6, 6, 78, \operation
sub $32, %r13
- jmp _initial_blocks_\@
-_initial_num_blocks_is_1_\@:
+ jmp .L_initial_blocks_\@
+.L_initial_num_blocks_is_1_\@:
INITIAL_BLOCKS_ENC_DEC %xmm9, %xmm10, %xmm13, %xmm11, %xmm12, %xmm0, \
%xmm1, %xmm2, %xmm3, %xmm4, %xmm8, %xmm5, %xmm6, 7, 8, \operation
sub $16, %r13
- jmp _initial_blocks_\@
-_initial_num_blocks_is_0_\@:
+ jmp .L_initial_blocks_\@
+.L_initial_num_blocks_is_0_\@:
INITIAL_BLOCKS_ENC_DEC %xmm9, %xmm10, %xmm13, %xmm11, %xmm12, %xmm0, \
%xmm1, %xmm2, %xmm3, %xmm4, %xmm8, %xmm5, %xmm6, 8, 0, \operation
-_initial_blocks_\@:
+.L_initial_blocks_\@:
# Main loop - Encrypt/Decrypt remaining blocks
test %r13, %r13
- je _zero_cipher_left_\@
+ je .L_zero_cipher_left_\@
sub $64, %r13
- je _four_cipher_left_\@
-_crypt_by_4_\@:
+ je .L_four_cipher_left_\@
+.L_crypt_by_4_\@:
GHASH_4_ENCRYPT_4_PARALLEL_\operation %xmm9, %xmm10, %xmm11, %xmm12, \
%xmm13, %xmm14, %xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, \
%xmm7, %xmm8, enc
add $64, %r11
sub $64, %r13
- jne _crypt_by_4_\@
-_four_cipher_left_\@:
+ jne .L_crypt_by_4_\@
+.L_four_cipher_left_\@:
GHASH_LAST_4 %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14, \
%xmm15, %xmm1, %xmm2, %xmm3, %xmm4, %xmm8
-_zero_cipher_left_\@:
+.L_zero_cipher_left_\@:
movdqu %xmm8, AadHash(%arg2)
movdqu %xmm0, CurCount(%arg2)
mov %arg5, %r13
and $15, %r13 # %r13 = arg5 (mod 16)
- je _multiple_of_16_bytes_\@
+ je .L_multiple_of_16_bytes_\@
mov %r13, PBlockLen(%arg2)
@@ -348,14 +348,14 @@ _zero_cipher_left_\@:
movdqu %xmm0, PBlockEncKey(%arg2)
cmp $16, %arg5
- jge _large_enough_update_\@
+ jge .L_large_enough_update_\@
lea (%arg4,%r11,1), %r10
mov %r13, %r12
READ_PARTIAL_BLOCK %r10 %r12 %xmm2 %xmm1
- jmp _data_read_\@
+ jmp .L_data_read_\@
-_large_enough_update_\@:
+.L_large_enough_update_\@:
sub $16, %r11
add %r13, %r11
@@ -374,7 +374,7 @@ _large_enough_update_\@:
# shift right 16-r13 bytes
pshufb %xmm2, %xmm1
-_data_read_\@:
+.L_data_read_\@:
lea ALL_F+16(%rip), %r12
sub %r13, %r12
@@ -409,19 +409,19 @@ _data_read_\@:
# Output %r13 bytes
movq %xmm0, %rax
cmp $8, %r13
- jle _less_than_8_bytes_left_\@
+ jle .L_less_than_8_bytes_left_\@
mov %rax, (%arg3 , %r11, 1)
add $8, %r11
psrldq $8, %xmm0
movq %xmm0, %rax
sub $8, %r13
-_less_than_8_bytes_left_\@:
+.L_less_than_8_bytes_left_\@:
mov %al, (%arg3, %r11, 1)
add $1, %r11
shr $8, %rax
sub $1, %r13
- jne _less_than_8_bytes_left_\@
-_multiple_of_16_bytes_\@:
+ jne .L_less_than_8_bytes_left_\@
+.L_multiple_of_16_bytes_\@:
.endm
# GCM_COMPLETE Finishes update of tag of last partial block
@@ -434,11 +434,11 @@ _multiple_of_16_bytes_\@:
mov PBlockLen(%arg2), %r12
test %r12, %r12
- je _partial_done\@
+ je .L_partial_done\@
GHASH_MUL %xmm8, %xmm13, %xmm9, %xmm10, %xmm11, %xmm5, %xmm6
-_partial_done\@:
+.L_partial_done\@:
mov AadLen(%arg2), %r12 # %r13 = aadLen (number of bytes)
shl $3, %r12 # convert into number of bits
movd %r12d, %xmm15 # len(A) in %xmm15
@@ -457,44 +457,44 @@ _partial_done\@:
movdqu OrigIV(%arg2), %xmm0 # %xmm0 = Y0
ENCRYPT_SINGLE_BLOCK %xmm0, %xmm1 # E(K, Y0)
pxor %xmm8, %xmm0
-_return_T_\@:
+.L_return_T_\@:
mov \AUTHTAG, %r10 # %r10 = authTag
mov \AUTHTAGLEN, %r11 # %r11 = auth_tag_len
cmp $16, %r11
- je _T_16_\@
+ je .L_T_16_\@
cmp $8, %r11
- jl _T_4_\@
-_T_8_\@:
+ jl .L_T_4_\@
+.L_T_8_\@:
movq %xmm0, %rax
mov %rax, (%r10)
add $8, %r10
sub $8, %r11
psrldq $8, %xmm0
test %r11, %r11
- je _return_T_done_\@
-_T_4_\@:
+ je .L_return_T_done_\@
+.L_T_4_\@:
movd %xmm0, %eax
mov %eax, (%r10)
add $4, %r10
sub $4, %r11
psrldq $4, %xmm0
test %r11, %r11
- je _return_T_done_\@
-_T_123_\@:
+ je .L_return_T_done_\@
+.L_T_123_\@:
movd %xmm0, %eax
cmp $2, %r11
- jl _T_1_\@
+ jl .L_T_1_\@
mov %ax, (%r10)
cmp $2, %r11
- je _return_T_done_\@
+ je .L_return_T_done_\@
add $2, %r10
sar $16, %eax
-_T_1_\@:
+.L_T_1_\@:
mov %al, (%r10)
- jmp _return_T_done_\@
-_T_16_\@:
+ jmp .L_return_T_done_\@
+.L_T_16_\@:
movdqu %xmm0, (%r10)
-_return_T_done_\@:
+.L_return_T_done_\@:
.endm
#ifdef __x86_64__
@@ -563,30 +563,30 @@ _return_T_done_\@:
# Clobbers %rax, DLEN and XMM1
.macro READ_PARTIAL_BLOCK DPTR DLEN XMM1 XMMDst
cmp $8, \DLEN
- jl _read_lt8_\@
+ jl .L_read_lt8_\@
mov (\DPTR), %rax
movq %rax, \XMMDst
sub $8, \DLEN
- jz _done_read_partial_block_\@
+ jz .L_done_read_partial_block_\@
xor %eax, %eax
-_read_next_byte_\@:
+.L_read_next_byte_\@:
shl $8, %rax
mov 7(\DPTR, \DLEN, 1), %al
dec \DLEN
- jnz _read_next_byte_\@
+ jnz .L_read_next_byte_\@
movq %rax, \XMM1
pslldq $8, \XMM1
por \XMM1, \XMMDst
- jmp _done_read_partial_block_\@
-_read_lt8_\@:
+ jmp .L_done_read_partial_block_\@
+.L_read_lt8_\@:
xor %eax, %eax
-_read_next_byte_lt8_\@:
+.L_read_next_byte_lt8_\@:
shl $8, %rax
mov -1(\DPTR, \DLEN, 1), %al
dec \DLEN
- jnz _read_next_byte_lt8_\@
+ jnz .L_read_next_byte_lt8_\@
movq %rax, \XMMDst
-_done_read_partial_block_\@:
+.L_done_read_partial_block_\@:
.endm
# CALC_AAD_HASH: Calculates the hash of the data which will not be encrypted.
@@ -600,8 +600,8 @@ _done_read_partial_block_\@:
pxor \TMP6, \TMP6
cmp $16, %r11
- jl _get_AAD_rest\@
-_get_AAD_blocks\@:
+ jl .L_get_AAD_rest\@
+.L_get_AAD_blocks\@:
movdqu (%r10), \TMP7
pshufb %xmm14, \TMP7 # byte-reflect the AAD data
pxor \TMP7, \TMP6
@@ -609,14 +609,14 @@ _get_AAD_blocks\@:
add $16, %r10
sub $16, %r11
cmp $16, %r11
- jge _get_AAD_blocks\@
+ jge .L_get_AAD_blocks\@
movdqu \TMP6, \TMP7
/* read the last <16B of AAD */
-_get_AAD_rest\@:
+.L_get_AAD_rest\@:
test %r11, %r11
- je _get_AAD_done\@
+ je .L_get_AAD_done\@
READ_PARTIAL_BLOCK %r10, %r11, \TMP1, \TMP7
pshufb %xmm14, \TMP7 # byte-reflect the AAD data
@@ -624,7 +624,7 @@ _get_AAD_rest\@:
GHASH_MUL \TMP7, \HASHKEY, \TMP1, \TMP2, \TMP3, \TMP4, \TMP5
movdqu \TMP7, \TMP6
-_get_AAD_done\@:
+.L_get_AAD_done\@:
movdqu \TMP6, AadHash(%arg2)
.endm
@@ -637,21 +637,21 @@ _get_AAD_done\@:
AAD_HASH operation
mov PBlockLen(%arg2), %r13
test %r13, %r13
- je _partial_block_done_\@ # Leave Macro if no partial blocks
+ je .L_partial_block_done_\@ # Leave Macro if no partial blocks
# Read in input data without over reading
cmp $16, \PLAIN_CYPH_LEN
- jl _fewer_than_16_bytes_\@
+ jl .L_fewer_than_16_bytes_\@
movups (\PLAIN_CYPH_IN), %xmm1 # If more than 16 bytes, just fill xmm
- jmp _data_read_\@
+ jmp .L_data_read_\@
-_fewer_than_16_bytes_\@:
+.L_fewer_than_16_bytes_\@:
lea (\PLAIN_CYPH_IN, \DATA_OFFSET, 1), %r10
mov \PLAIN_CYPH_LEN, %r12
READ_PARTIAL_BLOCK %r10 %r12 %xmm0 %xmm1
mov PBlockLen(%arg2), %r13
-_data_read_\@: # Finished reading in data
+.L_data_read_\@: # Finished reading in data
movdqu PBlockEncKey(%arg2), %xmm9
movdqu HashKey(%arg2), %xmm13
@@ -674,9 +674,9 @@ _data_read_\@: # Finished reading in data
sub $16, %r10
# Determine if if partial block is not being filled and
# shift mask accordingly
- jge _no_extra_mask_1_\@
+ jge .L_no_extra_mask_1_\@
sub %r10, %r12
-_no_extra_mask_1_\@:
+.L_no_extra_mask_1_\@:
movdqu ALL_F-SHIFT_MASK(%r12), %xmm1
# get the appropriate mask to mask out bottom r13 bytes of xmm9
@@ -689,17 +689,17 @@ _no_extra_mask_1_\@:
pxor %xmm3, \AAD_HASH
test %r10, %r10
- jl _partial_incomplete_1_\@
+ jl .L_partial_incomplete_1_\@
# GHASH computation for the last <16 Byte block
GHASH_MUL \AAD_HASH, %xmm13, %xmm0, %xmm10, %xmm11, %xmm5, %xmm6
xor %eax, %eax
mov %rax, PBlockLen(%arg2)
- jmp _dec_done_\@
-_partial_incomplete_1_\@:
+ jmp .L_dec_done_\@
+.L_partial_incomplete_1_\@:
add \PLAIN_CYPH_LEN, PBlockLen(%arg2)
-_dec_done_\@:
+.L_dec_done_\@:
movdqu \AAD_HASH, AadHash(%arg2)
.else
pxor %xmm1, %xmm9 # Plaintext XOR E(K, Yn)
@@ -710,9 +710,9 @@ _dec_done_\@:
sub $16, %r10
# Determine if if partial block is not being filled and
# shift mask accordingly
- jge _no_extra_mask_2_\@
+ jge .L_no_extra_mask_2_\@
sub %r10, %r12
-_no_extra_mask_2_\@:
+.L_no_extra_mask_2_\@:
movdqu ALL_F-SHIFT_MASK(%r12), %xmm1
# get the appropriate mask to mask out bottom r13 bytes of xmm9
@@ -724,17 +724,17 @@ _no_extra_mask_2_\@:
pxor %xmm9, \AAD_HASH
test %r10, %r10
- jl _partial_incomplete_2_\@
+ jl .L_partial_incomplete_2_\@
# GHASH computation for the last <16 Byte block
GHASH_MUL \AAD_HASH, %xmm13, %xmm0, %xmm10, %xmm11, %xmm5, %xmm6
xor %eax, %eax
mov %rax, PBlockLen(%arg2)
- jmp _encode_done_\@
-_partial_incomplete_2_\@:
+ jmp .L_encode_done_\@
+.L_partial_incomplete_2_\@:
add \PLAIN_CYPH_LEN, PBlockLen(%arg2)
-_encode_done_\@:
+.L_encode_done_\@:
movdqu \AAD_HASH, AadHash(%arg2)
movdqa SHUF_MASK(%rip), %xmm10
@@ -744,32 +744,32 @@ _encode_done_\@:
.endif
# output encrypted Bytes
test %r10, %r10
- jl _partial_fill_\@
+ jl .L_partial_fill_\@
mov %r13, %r12
mov $16, %r13
# Set r13 to be the number of bytes to write out
sub %r12, %r13
- jmp _count_set_\@
-_partial_fill_\@:
+ jmp .L_count_set_\@
+.L_partial_fill_\@:
mov \PLAIN_CYPH_LEN, %r13
-_count_set_\@:
+.L_count_set_\@:
movdqa %xmm9, %xmm0
movq %xmm0, %rax
cmp $8, %r13
- jle _less_than_8_bytes_left_\@
+ jle .L_less_than_8_bytes_left_\@
mov %rax, (\CYPH_PLAIN_OUT, \DATA_OFFSET, 1)
add $8, \DATA_OFFSET
psrldq $8, %xmm0
movq %xmm0, %rax
sub $8, %r13
-_less_than_8_bytes_left_\@:
+.L_less_than_8_bytes_left_\@:
movb %al, (\CYPH_PLAIN_OUT, \DATA_OFFSET, 1)
add $1, \DATA_OFFSET
shr $8, %rax
sub $1, %r13
- jne _less_than_8_bytes_left_\@
-_partial_block_done_\@:
+ jne .L_less_than_8_bytes_left_\@
+.L_partial_block_done_\@:
.endm # PARTIAL_BLOCK
/*
@@ -813,14 +813,14 @@ _partial_block_done_\@:
shr $2,%eax # 128->4, 192->6, 256->8
add $5,%eax # 128->9, 192->11, 256->13
-aes_loop_initial_\@:
+.Laes_loop_initial_\@:
MOVADQ (%r10),\TMP1
.irpc index, \i_seq
aesenc \TMP1, %xmm\index
.endr
add $16,%r10
sub $1,%eax
- jnz aes_loop_initial_\@
+ jnz .Laes_loop_initial_\@
MOVADQ (%r10), \TMP1
.irpc index, \i_seq
@@ -861,7 +861,7 @@ aes_loop_initial_\@:
GHASH_MUL %xmm8, \TMP3, \TMP1, \TMP2, \TMP4, \TMP5, \XMM1
.endif
cmp $64, %r13
- jl _initial_blocks_done\@
+ jl .L_initial_blocks_done\@
# no need for precomputed values
/*
*
@@ -908,18 +908,18 @@ aes_loop_initial_\@:
mov keysize,%eax
shr $2,%eax # 128->4, 192->6, 256->8
sub $4,%eax # 128->0, 192->2, 256->4
- jz aes_loop_pre_done\@
+ jz .Laes_loop_pre_done\@
-aes_loop_pre_\@:
+.Laes_loop_pre_\@:
MOVADQ (%r10),\TMP2
.irpc index, 1234
aesenc \TMP2, %xmm\index
.endr
add $16,%r10
sub $1,%eax
- jnz aes_loop_pre_\@
+ jnz .Laes_loop_pre_\@
-aes_loop_pre_done\@:
+.Laes_loop_pre_done\@:
MOVADQ (%r10), \TMP2
aesenclast \TMP2, \XMM1
aesenclast \TMP2, \XMM2
@@ -963,7 +963,7 @@ aes_loop_pre_done\@:
pshufb %xmm14, \XMM3 # perform a 16 byte swap
pshufb %xmm14, \XMM4 # perform a 16 byte swap
-_initial_blocks_done\@:
+.L_initial_blocks_done\@:
.endm
@@ -1095,18 +1095,18 @@ TMP6 XMM0 XMM1 XMM2 XMM3 XMM4 XMM5 XMM6 XMM7 XMM8 operation
mov keysize,%eax
shr $2,%eax # 128->4, 192->6, 256->8
sub $4,%eax # 128->0, 192->2, 256->4
- jz aes_loop_par_enc_done\@
+ jz .Laes_loop_par_enc_done\@
-aes_loop_par_enc\@:
+.Laes_loop_par_enc\@:
MOVADQ (%r10),\TMP3
.irpc index, 1234
aesenc \TMP3, %xmm\index
.endr
add $16,%r10
sub $1,%eax
- jnz aes_loop_par_enc\@
+ jnz .Laes_loop_par_enc\@
-aes_loop_par_enc_done\@:
+.Laes_loop_par_enc_done\@:
MOVADQ (%r10), \TMP3
aesenclast \TMP3, \XMM1 # Round 10
aesenclast \TMP3, \XMM2
@@ -1303,18 +1303,18 @@ TMP6 XMM0 XMM1 XMM2 XMM3 XMM4 XMM5 XMM6 XMM7 XMM8 operation
mov keysize,%eax
shr $2,%eax # 128->4, 192->6, 256->8
sub $4,%eax # 128->0, 192->2, 256->4
- jz aes_loop_par_dec_done\@
+ jz .Laes_loop_par_dec_done\@
-aes_loop_par_dec\@:
+.Laes_loop_par_dec\@:
MOVADQ (%r10),\TMP3
.irpc index, 1234
aesenc \TMP3, %xmm\index
.endr
add $16,%r10
sub $1,%eax
- jnz aes_loop_par_dec\@
+ jnz .Laes_loop_par_dec\@
-aes_loop_par_dec_done\@:
+.Laes_loop_par_dec_done\@:
MOVADQ (%r10), \TMP3
aesenclast \TMP3, \XMM1 # last round
aesenclast \TMP3, \XMM2