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| author | Niels Möller <nisse@lysator.liu.se> | 2002-05-16 01:32:32 +0200 |
|---|---|---|
| committer | Niels Möller <nisse@lysator.liu.se> | 2002-05-16 01:32:32 +0200 |
| commit | fea9ee6ee458e589b23ef5b62b572ceddc063960 (patch) | |
| tree | b14dd0715f07f89bbfa61a3e90aa739564cc0515 /sparc | |
| parent | 9a95e940362d2d28e7bb9da7a9e5ec5de13dda93 (diff) | |
| download | nettle-fea9ee6ee458e589b23ef5b62b572ceddc063960.tar.gz | |
Work in progress, source loop unrolling.
Rev: src/nettle/sparc/aes.asm:1.115
Diffstat (limited to 'sparc')
| -rw-r--r-- | sparc/aes.asm | 82 |
1 files changed, 42 insertions, 40 deletions
diff --git a/sparc/aes.asm b/sparc/aes.asm index cb63816e..347cac3f 100644 --- a/sparc/aes.asm +++ b/sparc/aes.asm @@ -277,47 +277,49 @@ C .Lsource_loop: C add src, 4, src C i = 2 - ldub [src+3], t3 - ldub [src+2], t2 - sll t3, 24, t3 - ldub [src+1], t1 - - sll t2, 16, t2 - or t3, t2, t3 - ldub [src], t0 - sll t1, 8, t1 - - ! Get subkey - ld [src+%g2], t2 - or t3, t1, t3 - or t3, t0, t3 - xor t3, t2, t3 - - C cmp src, %g1 - st t3, [src+%g3] - C bleu .Lsource_loop - add src, 4, src + AES_LOAD(8) + C ldub [src+3], t3 + C ldub [src+2], t2 + C sll t3, 24, t3 + C ldub [src+1], t1 + C + C sll t2, 16, t2 + C or t3, t2, t3 + C ldub [src], t0 + C sll t1, 8, t1 + C + C ! Get subkey + C ld [src+%g2], t2 + C or t3, t1, t3 + C or t3, t0, t3 + C xor t3, t2, t3 + C + C C cmp src, %g1 + C st t3, [src+%g3] + C C bleu .Lsource_loop + C add src, 4, src C i = 3 - ldub [src+3], t3 - ldub [src+2], t2 - sll t3, 24, t3 - ldub [src+1], t1 - - sll t2, 16, t2 - or t3, t2, t3 - ldub [src], t0 - sll t1, 8, t1 - - ! Get subkey - ld [src+%g2], t2 - or t3, t1, t3 - or t3, t0, t3 - xor t3, t2, t3 - - C cmp src, %g1 - st t3, [src+%g3] - C bleu .Lsource_loop - add src, 4, src + AES_LOAD(12) + C ldub [src+3], t3 + C ldub [src+2], t2 + C sll t3, 24, t3 + C ldub [src+1], t1 + C + C sll t2, 16, t2 + C or t3, t2, t3 + C ldub [src], t0 + C sll t1, 8, t1 + C + C ! Get subkey + C ld [src+%g2], t2 + C or t3, t1, t3 + C or t3, t0, t3 + C xor t3, t2, t3 + C + C C cmp src, %g1 + C st t3, [src+%g3] + C C bleu .Lsource_loop + C add src, 4, src C End loop |