From: Eric Biggers <ebiggers@xxxxxxxxxx> Use .irp instead of repeating code. No change in the generated code. Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx> --- arch/x86/crypto/aes-xts-avx-x86_64.S | 74 ++++++---------------------- 1 file changed, 15 insertions(+), 59 deletions(-) diff --git a/arch/x86/crypto/aes-xts-avx-x86_64.S b/arch/x86/crypto/aes-xts-avx-x86_64.S index 48f97b79f7a9..580e73396052 100644 --- a/arch/x86/crypto/aes-xts-avx-x86_64.S +++ b/arch/x86/crypto/aes-xts-avx-x86_64.S @@ -110,43 +110,17 @@ .macro _define_aliases // Define register aliases V0-V15, or V0-V31 if all 32 SIMD registers // are available, that map to the xmm, ymm, or zmm registers according // to the selected Vector Length (VL). - _define_Vi 0 - _define_Vi 1 - _define_Vi 2 - _define_Vi 3 - _define_Vi 4 - _define_Vi 5 - _define_Vi 6 - _define_Vi 7 - _define_Vi 8 - _define_Vi 9 - _define_Vi 10 - _define_Vi 11 - _define_Vi 12 - _define_Vi 13 - _define_Vi 14 - _define_Vi 15 +.irp i, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 + _define_Vi \i +.endr .if USE_AVX10 - _define_Vi 16 - _define_Vi 17 - _define_Vi 18 - _define_Vi 19 - _define_Vi 20 - _define_Vi 21 - _define_Vi 22 - _define_Vi 23 - _define_Vi 24 - _define_Vi 25 - _define_Vi 26 - _define_Vi 27 - _define_Vi 28 - _define_Vi 29 - _define_Vi 30 - _define_Vi 31 +.irp i, 16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31 + _define_Vi \i +.endr .endif // V0-V3 hold the data blocks during the main loop, or temporary values // otherwise. V4-V5 hold temporary values. @@ -543,19 +517,13 @@ _vaes_1x \enc, 0, 2, \xmm_suffix, \data .Laes192\@: _vaes_1x \enc, 0, 3, \xmm_suffix, \data _vaes_1x \enc, 0, 4, \xmm_suffix, \data .Laes128\@: - _vaes_1x \enc, 0, 5, \xmm_suffix, \data - _vaes_1x \enc, 0, 6, \xmm_suffix, \data - _vaes_1x \enc, 0, 7, \xmm_suffix, \data - _vaes_1x \enc, 0, 8, \xmm_suffix, \data - _vaes_1x \enc, 0, 9, \xmm_suffix, \data - _vaes_1x \enc, 0, 10, \xmm_suffix, \data - _vaes_1x \enc, 0, 11, \xmm_suffix, \data - _vaes_1x \enc, 0, 12, \xmm_suffix, \data - _vaes_1x \enc, 0, 13, \xmm_suffix, \data +.irp i, 5,6,7,8,9,10,11,12,13 + _vaes_1x \enc, 0, \i, \xmm_suffix, \data +.endr _vaes_1x \enc, 1, 14, \xmm_suffix, \data _vpxor \tweak, \data, \data .endm .macro _aes_xts_crypt enc @@ -616,19 +584,13 @@ _vaes_4x \enc, 0, 2 .Laes192\@: _vaes_4x \enc, 0, 3 _vaes_4x \enc, 0, 4 .Laes128\@: - _vaes_4x \enc, 0, 5 - _vaes_4x \enc, 0, 6 - _vaes_4x \enc, 0, 7 - _vaes_4x \enc, 0, 8 - _vaes_4x \enc, 0, 9 - _vaes_4x \enc, 0, 10 - _vaes_4x \enc, 0, 11 - _vaes_4x \enc, 0, 12 - _vaes_4x \enc, 0, 13 +.irp i, 5,6,7,8,9,10,11,12,13 + _vaes_4x \enc, 0, \i +.endr _vaes_4x \enc, 1, 14 // XOR in the tweaks again. _vpxor TWEAK0, V0, V0 _vpxor TWEAK1, V1, V1 @@ -777,19 +739,13 @@ SYM_TYPED_FUNC_START(aes_xts_encrypt_iv) vaesenc -5*16(%rdi), %xmm0, %xmm0 .Lencrypt_iv_aes192: vaesenc -4*16(%rdi), %xmm0, %xmm0 vaesenc -3*16(%rdi), %xmm0, %xmm0 .Lencrypt_iv_aes128: - vaesenc -2*16(%rdi), %xmm0, %xmm0 - vaesenc -1*16(%rdi), %xmm0, %xmm0 - vaesenc 0*16(%rdi), %xmm0, %xmm0 - vaesenc 1*16(%rdi), %xmm0, %xmm0 - vaesenc 2*16(%rdi), %xmm0, %xmm0 - vaesenc 3*16(%rdi), %xmm0, %xmm0 - vaesenc 4*16(%rdi), %xmm0, %xmm0 - vaesenc 5*16(%rdi), %xmm0, %xmm0 - vaesenc 6*16(%rdi), %xmm0, %xmm0 +.irp i, -2,-1,0,1,2,3,4,5,6 + vaesenc \i*16(%rdi), %xmm0, %xmm0 +.endr vaesenclast 7*16(%rdi), %xmm0, %xmm0 vmovdqu %xmm0, (%rsi) RET SYM_FUNC_END(aes_xts_encrypt_iv) -- 2.47.1
