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| author | Andy Polyakov <appro@openssl.org> | 2004-12-30 10:55:02 +0000 |
|---|---|---|
| committer | Andy Polyakov <appro@openssl.org> | 2004-12-30 10:55:02 +0000 |
| commit | 25866e39822a23e97ba390d60e893faff2fe0a62 (patch) | |
| tree | de595d4dd5a373541934379792a47f24115e9a02 | |
| parent | 3b3df98ca6dc14a8f026fd3b213e4152cb477f23 (diff) | |
| download | openssl-new-25866e39822a23e97ba390d60e893faff2fe0a62.tar.gz | |
Commentary update for AES IA-64 assembler module.
| -rw-r--r-- | crypto/aes/asm/aes-ia64.S | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/crypto/aes/asm/aes-ia64.S b/crypto/aes/asm/aes-ia64.S index 7f5432f656..b7d0c9ca80 100644 --- a/crypto/aes/asm/aes-ia64.S +++ b/crypto/aes/asm/aes-ia64.S @@ -48,13 +48,16 @@ te0=r40; te1=r41; te2=r42; te3=r43; # define ADDP add #endif +// Why is the key schedule sparse on 64-bit architectures? When/if we fix +// it in C, these are the lines to modify accordingly. #ifndef KSZ # define KSZ 8 # define LDKEY ld8 #endif // void AES_encrypt (const void *in,void *out,const AES_KEY *key); -// measured timing om Itanium 2 is (48 + 14*rounds) cycles +// measured timing on Itanium 2 is (48 + 14*rounds) cycles, or +// 11.75 cycles per byte for 128 bit key... .global AES_encrypt# .proc AES_encrypt# .align 32 |