(AES_FINAL_ROUND): Reordered, so that we can save one register.

Rev: src/nettle/sparc/aes.asm:1.108

diff --git a/sparc/aes.asm b/sparc/aes.asm
index 7e3886964937497f175dc80391407d2259202ece..03e2946f21ba1575420d917c23ee33bb1545ce81 100644 (file)
--- a/sparc/aes.asm
+++ b/sparc/aes.asm
@@ -112,22 +112,23 @@ define(<AES_FINAL_ROUND>, <
        ldub    [wtxt+t1], t1           ! 1
        ldub    [T+t0], t0              ! 0
        ldub    [T+t1], t1              ! 1
+       ld      [IDX3 + $1], t3         ! 3
+       sll     t1, 8, t1               ! 1
+       or      t0, t1, t0              ! 0, 1
 
+       
        ! IDX2(j) = j XOR 2
        ldub    [wtxt+eval($1 ^ 8)+1], t2       ! 2
-       ld      [IDX3 + $1], t3         ! 3
        
-       sll     t1, 8, t1               ! 1
        
        ldub    [wtxt+t3], t3           ! 3
-       or      t0, t1, t0              ! 0, 1
        ldub    [T+t2], t2              ! 2
        ldub    [T+t3], t3              ! 3
        
        sll     t2, 16, t2              ! 2
        or      t0, t2, t0              ! 0, 1, 2
-       ld      [key + $1], t2
        sll     t3, 24, t3              ! 3
+       ld      [key + $1], t2
        
        or      t0, t3, t0              ! 0, 1, 2, 3
        xor     t0, t2, t0