diff options
| author | Denys Vlasenko <vda.linux@googlemail.com> | 2022-02-03 15:11:23 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2022-02-03 15:11:23 +0100 |
| commit | de6cb4bed82356db72af81890c7c26d7e85fb50d (patch) | |
| tree | 628767b49cc561c03e22ed3d734b8bccfa3a623c | |
| parent | 6472ac942898437e040171cec991de1c0b962f72 (diff) | |
| download | busybox-w32-de6cb4bed82356db72af81890c7c26d7e85fb50d.tar.gz busybox-w32-de6cb4bed82356db72af81890c7c26d7e85fb50d.tar.bz2 busybox-w32-de6cb4bed82356db72af81890c7c26d7e85fb50d.zip | |
libbb/sha256: code shrink in 32-bit x86
function old new delta
sha256_process_block64_shaNI 747 722 -25
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | libbb/hash_md5_sha256_x86-32_shaNI.S | 35 |
1 files changed, 17 insertions, 18 deletions
diff --git a/libbb/hash_md5_sha256_x86-32_shaNI.S b/libbb/hash_md5_sha256_x86-32_shaNI.S index 56e37fa38..632dab7e6 100644 --- a/libbb/hash_md5_sha256_x86-32_shaNI.S +++ b/libbb/hash_md5_sha256_x86-32_shaNI.S | |||
| @@ -49,8 +49,7 @@ sha256_process_block64_shaNI: | |||
| 49 | palignr $8, STATE1, STATE0 /* ABEF */ | 49 | palignr $8, STATE1, STATE0 /* ABEF */ |
| 50 | pblendw $0xF0, MSGTMP4, STATE1 /* CDGH */ | 50 | pblendw $0xF0, MSGTMP4, STATE1 /* CDGH */ |
| 51 | 51 | ||
| 52 | # mova128 PSHUFFLE_BSWAP32_FLIP_MASK, SHUF_MASK | 52 | movl $K256+8*16, SHA256CONSTANTS |
| 53 | lea K256, SHA256CONSTANTS | ||
| 54 | 53 | ||
| 55 | /* Save hash values for addition after rounds */ | 54 | /* Save hash values for addition after rounds */ |
| 56 | mova128 STATE0, 0*16(%esp) | 55 | mova128 STATE0, 0*16(%esp) |
| @@ -60,7 +59,7 @@ sha256_process_block64_shaNI: | |||
| 60 | movu128 0*16(DATA_PTR), MSG | 59 | movu128 0*16(DATA_PTR), MSG |
| 61 | pshufb PSHUFFLE_BSWAP32_FLIP_MASK, MSG | 60 | pshufb PSHUFFLE_BSWAP32_FLIP_MASK, MSG |
| 62 | mova128 MSG, MSGTMP0 | 61 | mova128 MSG, MSGTMP0 |
| 63 | paddd 0*16(SHA256CONSTANTS), MSG | 62 | paddd 0*16-8*16(SHA256CONSTANTS), MSG |
| 64 | sha256rnds2 STATE0, STATE1 | 63 | sha256rnds2 STATE0, STATE1 |
| 65 | shuf128_32 $0x0E, MSG, MSG | 64 | shuf128_32 $0x0E, MSG, MSG |
| 66 | sha256rnds2 STATE1, STATE0 | 65 | sha256rnds2 STATE1, STATE0 |
| @@ -69,7 +68,7 @@ sha256_process_block64_shaNI: | |||
| 69 | movu128 1*16(DATA_PTR), MSG | 68 | movu128 1*16(DATA_PTR), MSG |
| 70 | pshufb PSHUFFLE_BSWAP32_FLIP_MASK, MSG | 69 | pshufb PSHUFFLE_BSWAP32_FLIP_MASK, MSG |
| 71 | mova128 MSG, MSGTMP1 | 70 | mova128 MSG, MSGTMP1 |
| 72 | paddd 1*16(SHA256CONSTANTS), MSG | 71 | paddd 1*16-8*16(SHA256CONSTANTS), MSG |
| 73 | sha256rnds2 STATE0, STATE1 | 72 | sha256rnds2 STATE0, STATE1 |
| 74 | shuf128_32 $0x0E, MSG, MSG | 73 | shuf128_32 $0x0E, MSG, MSG |
| 75 | sha256rnds2 STATE1, STATE0 | 74 | sha256rnds2 STATE1, STATE0 |
| @@ -79,7 +78,7 @@ sha256_process_block64_shaNI: | |||
| 79 | movu128 2*16(DATA_PTR), MSG | 78 | movu128 2*16(DATA_PTR), MSG |
| 80 | pshufb PSHUFFLE_BSWAP32_FLIP_MASK, MSG | 79 | pshufb PSHUFFLE_BSWAP32_FLIP_MASK, MSG |
| 81 | mova128 MSG, MSGTMP2 | 80 | mova128 MSG, MSGTMP2 |
| 82 | paddd 2*16(SHA256CONSTANTS), MSG | 81 | paddd 2*16-8*16(SHA256CONSTANTS), MSG |
| 83 | sha256rnds2 STATE0, STATE1 | 82 | sha256rnds2 STATE0, STATE1 |
| 84 | shuf128_32 $0x0E, MSG, MSG | 83 | shuf128_32 $0x0E, MSG, MSG |
| 85 | sha256rnds2 STATE1, STATE0 | 84 | sha256rnds2 STATE1, STATE0 |
| @@ -89,7 +88,7 @@ sha256_process_block64_shaNI: | |||
| 89 | movu128 3*16(DATA_PTR), MSG | 88 | movu128 3*16(DATA_PTR), MSG |
| 90 | pshufb PSHUFFLE_BSWAP32_FLIP_MASK, MSG | 89 | pshufb PSHUFFLE_BSWAP32_FLIP_MASK, MSG |
| 91 | mova128 MSG, MSGTMP3 | 90 | mova128 MSG, MSGTMP3 |
| 92 | paddd 3*16(SHA256CONSTANTS), MSG | 91 | paddd 3*16-8*16(SHA256CONSTANTS), MSG |
| 93 | sha256rnds2 STATE0, STATE1 | 92 | sha256rnds2 STATE0, STATE1 |
| 94 | mova128 MSGTMP3, MSGTMP4 | 93 | mova128 MSGTMP3, MSGTMP4 |
| 95 | palignr $4, MSGTMP2, MSGTMP4 | 94 | palignr $4, MSGTMP2, MSGTMP4 |
| @@ -101,7 +100,7 @@ sha256_process_block64_shaNI: | |||
| 101 | 100 | ||
| 102 | /* Rounds 16-19 */ | 101 | /* Rounds 16-19 */ |
| 103 | mova128 MSGTMP0, MSG | 102 | mova128 MSGTMP0, MSG |
| 104 | paddd 4*16(SHA256CONSTANTS), MSG | 103 | paddd 4*16-8*16(SHA256CONSTANTS), MSG |
| 105 | sha256rnds2 STATE0, STATE1 | 104 | sha256rnds2 STATE0, STATE1 |
| 106 | mova128 MSGTMP0, MSGTMP4 | 105 | mova128 MSGTMP0, MSGTMP4 |
| 107 | palignr $4, MSGTMP3, MSGTMP4 | 106 | palignr $4, MSGTMP3, MSGTMP4 |
| @@ -113,7 +112,7 @@ sha256_process_block64_shaNI: | |||
| 113 | 112 | ||
| 114 | /* Rounds 20-23 */ | 113 | /* Rounds 20-23 */ |
| 115 | mova128 MSGTMP1, MSG | 114 | mova128 MSGTMP1, MSG |
| 116 | paddd 5*16(SHA256CONSTANTS), MSG | 115 | paddd 5*16-8*16(SHA256CONSTANTS), MSG |
| 117 | sha256rnds2 STATE0, STATE1 | 116 | sha256rnds2 STATE0, STATE1 |
| 118 | mova128 MSGTMP1, MSGTMP4 | 117 | mova128 MSGTMP1, MSGTMP4 |
| 119 | palignr $4, MSGTMP0, MSGTMP4 | 118 | palignr $4, MSGTMP0, MSGTMP4 |
| @@ -125,7 +124,7 @@ sha256_process_block64_shaNI: | |||
| 125 | 124 | ||
| 126 | /* Rounds 24-27 */ | 125 | /* Rounds 24-27 */ |
| 127 | mova128 MSGTMP2, MSG | 126 | mova128 MSGTMP2, MSG |
| 128 | paddd 6*16(SHA256CONSTANTS), MSG | 127 | paddd 6*16-8*16(SHA256CONSTANTS), MSG |
| 129 | sha256rnds2 STATE0, STATE1 | 128 | sha256rnds2 STATE0, STATE1 |
| 130 | mova128 MSGTMP2, MSGTMP4 | 129 | mova128 MSGTMP2, MSGTMP4 |
| 131 | palignr $4, MSGTMP1, MSGTMP4 | 130 | palignr $4, MSGTMP1, MSGTMP4 |
| @@ -137,7 +136,7 @@ sha256_process_block64_shaNI: | |||
| 137 | 136 | ||
| 138 | /* Rounds 28-31 */ | 137 | /* Rounds 28-31 */ |
| 139 | mova128 MSGTMP3, MSG | 138 | mova128 MSGTMP3, MSG |
| 140 | paddd 7*16(SHA256CONSTANTS), MSG | 139 | paddd 7*16-8*16(SHA256CONSTANTS), MSG |
| 141 | sha256rnds2 STATE0, STATE1 | 140 | sha256rnds2 STATE0, STATE1 |
| 142 | mova128 MSGTMP3, MSGTMP4 | 141 | mova128 MSGTMP3, MSGTMP4 |
| 143 | palignr $4, MSGTMP2, MSGTMP4 | 142 | palignr $4, MSGTMP2, MSGTMP4 |
| @@ -149,7 +148,7 @@ sha256_process_block64_shaNI: | |||
| 149 | 148 | ||
| 150 | /* Rounds 32-35 */ | 149 | /* Rounds 32-35 */ |
| 151 | mova128 MSGTMP0, MSG | 150 | mova128 MSGTMP0, MSG |
| 152 | paddd 8*16(SHA256CONSTANTS), MSG | 151 | paddd 8*16-8*16(SHA256CONSTANTS), MSG |
| 153 | sha256rnds2 STATE0, STATE1 | 152 | sha256rnds2 STATE0, STATE1 |
| 154 | mova128 MSGTMP0, MSGTMP4 | 153 | mova128 MSGTMP0, MSGTMP4 |
| 155 | palignr $4, MSGTMP3, MSGTMP4 | 154 | palignr $4, MSGTMP3, MSGTMP4 |
| @@ -161,7 +160,7 @@ sha256_process_block64_shaNI: | |||
| 161 | 160 | ||
| 162 | /* Rounds 36-39 */ | 161 | /* Rounds 36-39 */ |
| 163 | mova128 MSGTMP1, MSG | 162 | mova128 MSGTMP1, MSG |
| 164 | paddd 9*16(SHA256CONSTANTS), MSG | 163 | paddd 9*16-8*16(SHA256CONSTANTS), MSG |
| 165 | sha256rnds2 STATE0, STATE1 | 164 | sha256rnds2 STATE0, STATE1 |
| 166 | mova128 MSGTMP1, MSGTMP4 | 165 | mova128 MSGTMP1, MSGTMP4 |
| 167 | palignr $4, MSGTMP0, MSGTMP4 | 166 | palignr $4, MSGTMP0, MSGTMP4 |
| @@ -173,7 +172,7 @@ sha256_process_block64_shaNI: | |||
| 173 | 172 | ||
| 174 | /* Rounds 40-43 */ | 173 | /* Rounds 40-43 */ |
| 175 | mova128 MSGTMP2, MSG | 174 | mova128 MSGTMP2, MSG |
| 176 | paddd 10*16(SHA256CONSTANTS), MSG | 175 | paddd 10*16-8*16(SHA256CONSTANTS), MSG |
| 177 | sha256rnds2 STATE0, STATE1 | 176 | sha256rnds2 STATE0, STATE1 |
| 178 | mova128 MSGTMP2, MSGTMP4 | 177 | mova128 MSGTMP2, MSGTMP4 |
| 179 | palignr $4, MSGTMP1, MSGTMP4 | 178 | palignr $4, MSGTMP1, MSGTMP4 |
| @@ -185,7 +184,7 @@ sha256_process_block64_shaNI: | |||
| 185 | 184 | ||
| 186 | /* Rounds 44-47 */ | 185 | /* Rounds 44-47 */ |
| 187 | mova128 MSGTMP3, MSG | 186 | mova128 MSGTMP3, MSG |
| 188 | paddd 11*16(SHA256CONSTANTS), MSG | 187 | paddd 11*16-8*16(SHA256CONSTANTS), MSG |
| 189 | sha256rnds2 STATE0, STATE1 | 188 | sha256rnds2 STATE0, STATE1 |
| 190 | mova128 MSGTMP3, MSGTMP4 | 189 | mova128 MSGTMP3, MSGTMP4 |
| 191 | palignr $4, MSGTMP2, MSGTMP4 | 190 | palignr $4, MSGTMP2, MSGTMP4 |
| @@ -197,7 +196,7 @@ sha256_process_block64_shaNI: | |||
| 197 | 196 | ||
| 198 | /* Rounds 48-51 */ | 197 | /* Rounds 48-51 */ |
| 199 | mova128 MSGTMP0, MSG | 198 | mova128 MSGTMP0, MSG |
| 200 | paddd 12*16(SHA256CONSTANTS), MSG | 199 | paddd 12*16-8*16(SHA256CONSTANTS), MSG |
| 201 | sha256rnds2 STATE0, STATE1 | 200 | sha256rnds2 STATE0, STATE1 |
| 202 | mova128 MSGTMP0, MSGTMP4 | 201 | mova128 MSGTMP0, MSGTMP4 |
| 203 | palignr $4, MSGTMP3, MSGTMP4 | 202 | palignr $4, MSGTMP3, MSGTMP4 |
| @@ -209,7 +208,7 @@ sha256_process_block64_shaNI: | |||
| 209 | 208 | ||
| 210 | /* Rounds 52-55 */ | 209 | /* Rounds 52-55 */ |
| 211 | mova128 MSGTMP1, MSG | 210 | mova128 MSGTMP1, MSG |
| 212 | paddd 13*16(SHA256CONSTANTS), MSG | 211 | paddd 13*16-8*16(SHA256CONSTANTS), MSG |
| 213 | sha256rnds2 STATE0, STATE1 | 212 | sha256rnds2 STATE0, STATE1 |
| 214 | mova128 MSGTMP1, MSGTMP4 | 213 | mova128 MSGTMP1, MSGTMP4 |
| 215 | palignr $4, MSGTMP0, MSGTMP4 | 214 | palignr $4, MSGTMP0, MSGTMP4 |
| @@ -220,7 +219,7 @@ sha256_process_block64_shaNI: | |||
| 220 | 219 | ||
| 221 | /* Rounds 56-59 */ | 220 | /* Rounds 56-59 */ |
| 222 | mova128 MSGTMP2, MSG | 221 | mova128 MSGTMP2, MSG |
| 223 | paddd 14*16(SHA256CONSTANTS), MSG | 222 | paddd 14*16-8*16(SHA256CONSTANTS), MSG |
| 224 | sha256rnds2 STATE0, STATE1 | 223 | sha256rnds2 STATE0, STATE1 |
| 225 | mova128 MSGTMP2, MSGTMP4 | 224 | mova128 MSGTMP2, MSGTMP4 |
| 226 | palignr $4, MSGTMP1, MSGTMP4 | 225 | palignr $4, MSGTMP1, MSGTMP4 |
| @@ -231,7 +230,7 @@ sha256_process_block64_shaNI: | |||
| 231 | 230 | ||
| 232 | /* Rounds 60-63 */ | 231 | /* Rounds 60-63 */ |
| 233 | mova128 MSGTMP3, MSG | 232 | mova128 MSGTMP3, MSG |
| 234 | paddd 15*16(SHA256CONSTANTS), MSG | 233 | paddd 15*16-8*16(SHA256CONSTANTS), MSG |
| 235 | sha256rnds2 STATE0, STATE1 | 234 | sha256rnds2 STATE0, STATE1 |
| 236 | shuf128_32 $0x0E, MSG, MSG | 235 | shuf128_32 $0x0E, MSG, MSG |
| 237 | sha256rnds2 STATE1, STATE0 | 236 | sha256rnds2 STATE1, STATE0 |