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| author | Niels Möller <nisse@lysator.liu.se> | 2002-05-15 21:41:23 +0200 |
|---|---|---|
| committer | Niels Möller <nisse@lysator.liu.se> | 2002-05-15 21:41:23 +0200 |
| commit | 905ee0c7ba7476f7a48d971e62911df2d87ecdc5 (patch) | |
| tree | 97f47370d163a8df690b0fb3b3a578a7d3538d78 /sparc | |
| parent | 497465a2f17d0a8e57ebd07ed0f022240995ff7d (diff) | |
| download | nettle-905ee0c7ba7476f7a48d971e62911df2d87ecdc5.tar.gz | |
(_aes_crypt): Eliminated i from the first copy of the inner loop.
Rev: src/nettle/sparc/aes.asm:1.79
Diffstat (limited to 'sparc')
| -rw-r--r-- | sparc/aes.asm | 25 |
1 files changed, 7 insertions, 18 deletions
diff --git a/sparc/aes.asm b/sparc/aes.asm index d1c55e84..43c8a2c6 100644 --- a/sparc/aes.asm +++ b/sparc/aes.asm @@ -145,16 +145,17 @@ _aes_crypt: ! register for that sub-expression. True for j==1,3. C i = 0 - ld [IDX1+i], t1 ! 1 + ld [IDX1], t1 ! 1 ! IDX2(j) = j XOR 2 - xor i, 8, t2 + mov 8, t2 ! 2 + C xor i, 8, t2 ! 2 add wtxt, t1, t1 ! 1 ldub [t1+2], t1 ! 1 - ld [IDX3+i], t3 ! 3 + ld [IDX3], t3 ! 3 sll t1, 2, t1 ! 1 - ld [wtxt+i], t0 ! 0 + ld [wtxt], t0 ! 0 lduh [wtxt+t2], t2 ! 2 and t0, 255, t0 ! 0 @@ -172,14 +173,11 @@ _aes_crypt: xor t0, t1, t0 ! 0, 1 xor t0, t2, t0 ! 0, 1, 2 ! Fetch roundkey - ld [key+i], t1 + ld [key], t1 xor t0, t3, t0 ! 0, 1, 2, 3 xor t0, t1, t0 - st t0, [tmp+i] - C cmp i, 8 - - C bleu .Linner_loop + st t0, [tmp] add i, 4, i C i = 1 @@ -215,9 +213,6 @@ _aes_crypt: xor t0, t3, t0 ! 0, 1, 2, 3 xor t0, t1, t0 st t0, [tmp+i] - C cmp i, 8 - - C bleu .Linner_loop add i, 4, i C = 2 @@ -253,9 +248,6 @@ _aes_crypt: xor t0, t3, t0 ! 0, 1, 2, 3 xor t0, t1, t0 st t0, [tmp+i] - C cmp i, 8 - - C bleu .Linner_loop add i, 4, i C = 3 @@ -291,9 +283,6 @@ _aes_crypt: xor t0, t3, t0 ! 0, 1, 2, 3 xor t0, t1, t0 st t0, [tmp+i] - C cmp i, 8 - - C bleu .Linner_loop add i, 4, i C End loop |