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Commentary update for AES IA-64 assembler module.

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This commit is contained in:
Andy Polyakov 2004-12-30 10:55:02 +00:00
parent 3b3df98ca6
commit 25866e3982
1 changed files with 4 additions and 1 deletions
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5
crypto/aes/asm/aes-ia64.S
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@ -48,13 +48,16 @@ te0=r40; te1=r41; te2=r42; te3=r43;
# define ADDP add # define ADDP add
#endif #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 #ifndef KSZ
# define KSZ 8 # define KSZ 8
# define LDKEY ld8 # define LDKEY ld8
#endif #endif
// void AES_encrypt (const void *in,void *out,const AES_KEY *key); // 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# .global AES_encrypt#
.proc AES_encrypt# .proc AES_encrypt#
.align 32 .align 32