diff options
| author | lloyd <[email protected]> | 2006-08-13 09:24:26 +0000 |
|---|---|---|
| committer | lloyd <[email protected]> | 2006-08-13 09:24:26 +0000 |
| commit | 30a33354222d0ba6d2ffd17ebe90b628562f2583 (patch) | |
| tree | 1ba63c67cf08e00524b06fc2b88a96daec22996e /modules | |
| parent | 74b1092738cc937f7a2ac2dfe969c9320b8cacdb (diff) | |
Reorder instructions in the round functions for (slightly) better
instruction scheduling
Diffstat (limited to 'modules')
| -rw-r--r-- | modules/sha_x86/sha1core.S | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/modules/sha_x86/sha1core.S b/modules/sha_x86/sha1core.S index 8c6214032..9ea2f71bd 100644 --- a/modules/sha_x86/sha1core.S +++ b/modules/sha_x86/sha1core.S @@ -94,41 +94,41 @@ LOOP_UNTIL(ESI, IMM(80), .EXPANSION) #define MAGIC4 0xCA62C1D6 #define F1(A, B, C, D, E, TEMP, MSG) \ + ROTL_IMM(A, 5) ; \ ADD(E, ARRAY(EDI, MSG)) ; \ ASSIGN(TEMP, C) ; \ - ROTL_IMM(A, 5) ; \ XOR(TEMP, D) ; \ - ADD(E, A) ; \ AND(TEMP, B) ; \ - ROTR_IMM(B, 2) ; \ XOR(TEMP, D) ; \ - ADD3_IMM(E, TEMP, MAGIC1) ; \ - ROTR_IMM(A, 5) ; + ROTR_IMM(B, 2) ; \ + ADD(E, A) ; \ + ROTR_IMM(A, 5) ; \ + ADD3_IMM(E, TEMP, MAGIC1) ; #define F2_OR_F4(A, B, C, D, E, TEMP, MSG, MAGIC) \ + ROTL_IMM(A, 5) ; \ ADD(E, ARRAY(EDI, MSG)) ; \ ASSIGN(TEMP, B) ; \ - ROTL_IMM(A, 5) ; \ XOR(TEMP, D) ; \ - ADD(E, A) ; \ XOR(TEMP, C) ; \ ROTR_IMM(B, 2) ; \ - ADD3_IMM(E, TEMP, MAGIC) ; \ - ROTR_IMM(A, 5) ; + ADD(E, A) ; \ + ROTR_IMM(A, 5) ; \ + ADD3_IMM(E, TEMP, MAGIC) ; #define F3(A, B, C, D, E, TEMP, MSG) \ + ROTL_IMM(A, 5) ; \ ADD(E, ARRAY(EDI, MSG)) ; \ ASSIGN(TEMP, B) ; \ - ROTL_IMM(A, 5) ; \ OR(TEMP, C) ; \ ASSIGN(ARRAY(EDI, MSG), B) ; \ AND(TEMP, D) ; \ AND(ARRAY(EDI, MSG), C) ; \ OR(TEMP, ARRAY(EDI, MSG)) ; \ - ADD(E, A) ; \ - ADD3_IMM(E, TEMP, MAGIC3) ; \ ROTR_IMM(B, 2) ; \ - ROTR_IMM(A, 5) ; + ADD(E, A) ; \ + ROTR_IMM(A, 5) ; \ + ADD3_IMM(E, TEMP, MAGIC3) ; #define F2(A, B, C, D, E, TEMP, MSG) \ F2_OR_F4(A, B, C, D, E, TEMP, MSG, MAGIC2) |