From aabfd32910b75c04b20280dd6b0ba9f91adf6f54 Mon Sep 17 00:00:00 2001 From: Andy Polyakov Date: Wed, 31 May 2017 12:13:36 +0200 Subject: [PATCH] Add sha/asm/keccak1600-armv4.pl. Reviewed-by: Rich Salz --- crypto/sha/asm/keccak1600-armv4.pl | 532 +++++++++++++++++++++++++++++ 1 file changed, 532 insertions(+) create mode 100644 crypto/sha/asm/keccak1600-armv4.pl diff --git a/crypto/sha/asm/keccak1600-armv4.pl b/crypto/sha/asm/keccak1600-armv4.pl new file mode 100644 index 0000000000..21395733a6 --- /dev/null +++ b/crypto/sha/asm/keccak1600-armv4.pl @@ -0,0 +1,532 @@ +my @C = map("r$_",(0..9)); +my @E = map("r$_",(10..12,14)); + +my @A = map([ 8*$_, 8*($_+1), 8*($_+2), 8*($_+3), 8*($_+4) ], (0,5,10,15,20)); +my @D = map(8*$_, (25..29)); +my @T = map([ 8*$_, 8*($_+1), 8*($_+2), 8*($_+3), 8*($_+4) ], (30,35)); + +$code.=<<___; +.text + +.type iotas,%object +.align 5 +iotas: + .long 0x00000001, 0x00000000 + .long 0x00000000, 0x00000089 + .long 0x00000000, 0x8000008b + .long 0x00000000, 0x80008080 + .long 0x00000001, 0x0000008b + .long 0x00000001, 0x00008000 + .long 0x00000001, 0x80008088 + .long 0x00000001, 0x80000082 + .long 0x00000000, 0x0000000b + .long 0x00000000, 0x0000000a + .long 0x00000001, 0x00008082 + .long 0x00000000, 0x00008003 + .long 0x00000001, 0x0000808b + .long 0x00000001, 0x8000000b + .long 0x00000001, 0x8000008a + .long 0x00000001, 0x80000081 + .long 0x00000000, 0x80000081 + .long 0x00000000, 0x80000008 + .long 0x00000000, 0x00000083 + .long 0x00000000, 0x80008003 + .long 0x00000001, 0x80008088 + .long 0x00000000, 0x80000088 + .long 0x00000001, 0x00008000 + .long 0x00000000, 0x80008082 +.size iostas,.-iotas + +.global KeccakF1600 +.type KeccakF1600, %function +.align 5 +KeccakF1600: + eor r1,r1,r1 + stmdb sp!,{r0,r1,r4-r12,lr} + sub sp,sp,#320 @ space for A[5][5],D[5],T[2][5] + + add @E[0],r0,#$A[1][0] + add @E[1],sp,#$A[1][0] + mov @E[2],r0 + ldmia @E[0]!,{@C[0]-@C[9]} @ copy A[5][5] to stack + stmia @E[1]!,{@C[0]-@C[9]} + ldmia @E[0]!,{@C[0]-@C[9]} + stmia @E[1]!,{@C[0]-@C[9]} + ldmia @E[0]!,{@C[0]-@C[9]} + stmia @E[1]!,{@C[0]-@C[9]} + ldmia @E[0],{@C[0]-@C[9]} + stmia @E[1],{@C[0]-@C[9]} + ldmia @E[2],{@C[0]-@C[9]} + stmia sp,{@C[0]-@C[9]} + add @E[0],sp,#$A[1][0] + b .Lround + +.align 4 +.Lround: + ldmia @E[0],{@E[0]-@E[2],@E[3]} @ A[1][0..1] + eor @C[0],@C[0],@E[0] + add @E[0],sp,#$A[1][2] + eor @C[1],@C[1],@E[1] + eor @C[2],@C[2],@E[2] + eor @C[3],@C[3],@E[3] + ldmia @E[0],{@E[0]-@E[2],@E[3]} @ A[1][2..3] + eor @C[4],@C[4],@E[0] + add @E[0],sp,#$A[1][4] + eor @C[5],@C[5],@E[1] + eor @C[6],@C[6],@E[2] + eor @C[7],@C[7],@E[3] + ldmia @E[0],{@E[0]-@E[2],@E[3]} @ A[1][4]..A[2][0] + eor @C[8],@C[8],@E[0] + add @E[0],sp,#$A[2][1] + eor @C[9],@C[9],@E[1] + eor @C[0],@C[0],@E[2] + eor @C[1],@C[1],@E[3] + ldmia @E[0],{@E[0]-@E[2],@E[3]} @ A[2][1..2] + eor @C[2],@C[2],@E[0] + add @E[0],sp,#$A[2][3] + eor @C[3],@C[3],@E[1] + eor @C[4],@C[4],@E[2] + eor @C[5],@C[5],@E[3] + ldmia @E[0],{@E[0]-@E[2],@E[3]} @ A[2][3..4] + eor @C[6],@C[6],@E[0] + add @E[0],sp,#$A[3][0] + eor @C[7],@C[7],@E[1] + eor @C[8],@C[8],@E[2] + eor @C[9],@C[9],@E[3] + ldmia @E[0],{@E[0]-@E[2],@E[3]} @ A[3][0..1] + eor @C[0],@C[0],@E[0] + add @E[0],sp,#$A[3][2] + eor @C[1],@C[1],@E[1] + eor @C[2],@C[2],@E[2] + eor @C[3],@C[3],@E[3] + ldmia @E[0],{@E[0]-@E[2],@E[3]} @ A[3][2..3] + eor @C[4],@C[4],@E[0] + add @E[0],sp,#$A[3][4] + eor @C[5],@C[5],@E[1] + eor @C[6],@C[6],@E[2] + eor @C[7],@C[7],@E[3] + ldmia @E[0],{@E[0]-@E[2],@E[3]} @ A[3][4]..A[4][0] + eor @C[8],@C[8],@E[0] + add @E[0],sp,#$A[4][1] + eor @C[9],@C[9],@E[1] + eor @C[0],@C[0],@E[2] + eor @C[1],@C[1],@E[3] + ldmia @E[0],{@E[0]-@E[2],@E[3]} @ A[4][1..2] + eor @C[2],@C[2],@E[0] + add @E[0],sp,#$A[4][3] + eor @C[3],@C[3],@E[1] + eor @C[4],@C[4],@E[2] + eor @C[5],@C[5],@E[3] + ldmia @E[0],{@E[0]-@E[2],@E[3]} @ A[4][3..4] + eor @C[6],@C[6],@E[0] + eor @C[7],@C[7],@E[1] + eor @C[8],@C[8],@E[2] + eor @C[9],@C[9],@E[3] + + eor @E[0],@C[0],@C[5],ror#32-1 @ E[0] = ROL64(C[2], 1) ^ C[0]; + eor @E[1],@C[1],@C[4] + str @E[0],[sp,#$D[1]] @ D[1] = E[0] + eor @E[2],@C[6],@C[1],ror#32-1 @ E[1] = ROL64(C[0], 1) ^ C[3]; + str @E[1],[sp,#$D[1]+4] + eor @E[3],@C[7],@C[0] + str @E[2],[sp,#$D[4]] @ D[4] = E[1] + eor @C[0],@C[8],@C[3],ror#32-1 @ C[0] = ROL64(C[1], 1) ^ C[4]; + str @E[3],[sp,#$D[4]+4] + eor @C[1],@C[9],@C[2] + str @C[0],[sp,#$D[0]] @ D[0] = C[0] + eor @C[2],@C[2],@C[7],ror#32-1 @ C[1] = ROL64(C[3], 1) ^ C[1]; + str @C[1],[sp,#$D[0]+4] + eor @C[3],@C[3],@C[6] + str @C[2],[sp,#$D[2]] @ D[2] = C[1] + eor @C[4],@C[4],@C[9],ror#32-1 @ C[2] = ROL64(C[4], 1) ^ C[2]; + str @C[3],[sp,#$D[2]+4] + eor @C[5],@C[5],@C[8] + str @C[4],[sp,#$D[3]] @ D[3] = C[2] + str @C[5],[sp,#$D[3]+4] + + ldr @C[8],[sp,#$A[3][0]] + ldr @C[9],[sp,#$A[3][0]+4] + eor @C[8],@C[8],@C[0] + eor @C[9],@C[9],@C[1] + str @C[8],[sp,#$T[0][0]] @ T[0][0] = A[3][0] ^ C[0]; /* borrow T[0][0] */ + str @C[9],[sp,#$T[0][0]+4] + ldr @C[6],[sp,#$A[0][1]] + ldr @C[7],[sp,#$A[0][1]+4] + eor @C[6],@C[6],@E[0] + eor @C[7],@C[7],@E[1] + str @C[6],[sp,#$T[0][1]] @ T[0][1] = A[0][1] ^ E[0]; /* D[1] */ + str @C[7],[sp,#$T[0][1]+4] + ldr @C[8],[sp,#$A[0][2]] + ldr @C[9],[sp,#$A[0][2]+4] + eor @C[8],@C[8],@C[2] + eor @C[9],@C[9],@C[3] + str @C[8],[sp,#$T[0][2]] @ T[0][2] = A[0][2] ^ C[1]; /* D[2] */ + str @C[9],[sp,#$T[0][2]+4] + ldr @C[6],[sp,#$A[0][3]] + ldr @C[7],[sp,#$A[0][3]+4] + eor @C[6],@C[6],@C[4] + eor @C[7],@C[7],@C[5] + str @C[6],[sp,#$T[0][3]] @ T[0][3] = A[0][3] ^ C[2]; /* D[3] */ + str @C[7],[sp,#$T[0][3]+4] + ldr @C[8],[sp,#$A[0][4]] + ldr @C[9],[sp,#$A[0][4]+4] + eor @C[8],@C[8],@E[2] + eor @C[9],@C[9],@E[3] + str @C[8],[sp,#$T[0][4]] @ T[0][4] = A[0][4] ^ E[1]; /* D[4] */ + str @C[9],[sp,#$T[0][4]+4] + + ldr @C[6],[sp,#$A[3][3]] + ldr @C[7],[sp,#$A[3][3]+4] + eor @C[4],@C[4],@C[6] + eor @C[5],@C[5],@C[7] + ror @C[7],@C[4],#32-10 @ C[3] = ROL64(A[3][3] ^ C[2], rhotates[3][3]); /* D[3] */ + ror @C[6],@C[5],#32-11 + ldr @C[8],[sp,#$A[4][4]] + ldr @C[9],[sp,#$A[4][4]+4] + eor @C[8],@C[8],@E[2] + eor @C[9],@C[9],@E[3] + ror @C[8],@C[8],#32-7 @ C[4] = ROL64(A[4][4] ^ E[1], rhotates[4][4]); /* D[4] */ + ror @C[9],@C[9],#32-7 + ldr @C[4],[sp,#$A[0][0]] + ldr @C[5],[sp,#$A[0][0]+4] + eor @C[0],@C[0],@C[4] + eor @C[1],@C[1],@C[5] @ C[0] = A[0][0] ^ C[0]; /* rotate by 0 */ /* D[0] */ + ldr @E[2],[sp,#$A[2][2]] + ldr @E[3],[sp,#$A[2][2]+4] + eor @E[2],@E[2],@C[2] + eor @E[3],@E[3],@C[3] + ror @C[5],@E[2],#32-21 @ C[2] = ROL64(A[2][2] ^ C[1], rhotates[2][2]); /* D[2] */ + ror @C[4],@E[3],#32-22 + ldr @C[2],[sp,#$A[1][1]] + ldr @C[3],[sp,#$A[1][1]+4] + eor @C[2],@C[2],@E[0] + eor @C[3],@C[3],@E[1] + ror @C[2],@C[2],#32-22 @ C[1] = ROL64(A[1][1] ^ E[0], rhotates[1][1]); /* D[1] */ + ror @C[3],@C[3],#32-22 + + adr @E[0],iotas + ldr @E[1],[sp,#320+4] @ load counter + add @E[0],@E[0],@E[1] + ldr @E[2],[@E[0],#0] + ldr @E[3],[@E[0],#4] + add @E[1],@E[1],#8 + str @E[1],[sp,#320+4] @ store counter + cmp @E[1],#192 + + bic @E[0],@C[4],@C[2] + bic @E[1],@C[5],@C[3] + eor @E[0],@E[0],@C[0] + eor @E[1],@E[1],@C[1] + eor @E[0],@E[0],@E[2] + eor @E[1],@E[1],@E[3] + str @E[0],[sp,#$A[0][0]] @ A[0][0] = C[0] ^ (~C[1] & C[2]) ^ iotas[i]; + bic @E[2],@C[6],@C[4] + str @E[1],[sp,#$A[0][0]+4] + bic @E[3],@C[7],@C[5] + eor @E[2],@E[2],@C[2] + eor @E[3],@E[3],@C[3] + str @E[2],[sp,#$A[0][1]] @ A[0][1] = C[1] ^ (~C[2] & C[3]); + bic @E[0],@C[8],@C[6] + str @E[3],[sp,#$A[0][1]+4] + bic @E[1],@C[9],@C[7] + eor @E[0],@E[0],@C[4] + eor @E[1],@E[1],@C[5] + str @E[0],[sp,#$A[0][2]] @ A[0][2] = C[2] ^ (~C[3] & C[4]); + bic @E[2],@C[0],@C[8] + str @E[1],[sp,#$A[0][2]+4] + bic @E[3],@C[1],@C[9] + eor @E[2],@E[2],@C[6] + eor @E[3],@E[3],@C[7] + str @E[2],[sp,#$A[0][3]] @ A[0][3] = C[3] ^ (~C[4] & C[0]); + bic @E[0],@C[2],@C[0] + str @E[3],[sp,#$A[0][3]+4] + bic @E[1],@C[3],@C[1] + eor @E[0],@E[0],@C[8] + eor @E[1],@E[1],@C[9] + str @E[0],[sp,#$A[0][4]] @ A[0][4] = C[4] ^ (~C[0] & C[1]); + str @E[1],[sp,#$A[0][4]+4] + + add @E[3],sp,#$D[0] + ldmia @E[3],{@C[6]-@C[9],@E[0],@E[1],@E[2],@E[3]} @ D[0..3] + ldr @C[4],[sp,#$D[4]] + ldr @C[5],[sp,#$D[4]+4] + ldr @C[0],[sp,#$A[1][0]] + ldr @C[1],[sp,#$A[1][0]+4] + eor @C[0],@C[0],@C[6] + eor @C[1],@C[1],@C[7] + str @C[0],[sp,#$T[1][0]] @ T[1][0] = A[1][0] ^ (C[3] = D[0]); + str @C[1],[sp,#$T[1][0]+4] + ldr @C[2],[sp,#$A[2][1]] + ldr @C[3],[sp,#$A[2][1]+4] + eor @C[2],@C[2],@C[8] + eor @C[3],@C[3],@C[9] + str @C[2],[sp,#$T[1][1]] @ T[1][1] = A[2][1] ^ (C[4] = D[1]); /* borrow T[1][1] */ + str @C[3],[sp,#$T[1][1]+4] + add @C[0],sp,#$A[1][2] + ldmia @C[0],{@C[0]-@C[3]} @ A[1][2..3] + eor @C[0],@C[0],@E[0] + eor @C[1],@C[1],@E[1] + str @C[0],[sp,#$T[1][2]] @ T[1][2] = A[1][2] ^ (E[0] = D[2]); + str @C[1],[sp,#$T[1][2]+4] + eor @C[2],@C[2],@E[2] + eor @C[3],@C[3],@E[3] + str @C[2],[sp,#$T[1][3]] @ T[1][3] = A[1][3] ^ (E[1] = D[3]); + str @C[3],[sp,#$T[1][3]+4] + ldr @C[0],[sp,#$A[2][4]] + ldr @C[1],[sp,#$A[2][4]+4] + eor @C[0],@C[0],@C[4] + eor @C[1],@C[1],@C[5] + str @C[0],[sp,#$T[1][4]] @ T[1][4] = A[2][4] ^ (C[2] = D[4]); /* borrow T[1][4] */ + str @C[1],[sp,#$T[1][4]+4] + + ldr @C[2],[sp,#$T[0][3]] + ldr @C[3],[sp,#$T[0][3]+4] + ror @C[0],@C[2],#32-14 @ C[0] = ROL64(T[0][3], rhotates[0][3]); + ror @C[1],@C[3],#32-14 + ldr @E[2],[sp,#$A[1][4]] + ldr @E[3],[sp,#$A[1][4]+4] + eor @C[2],@E[2],@C[4] + eor @C[3],@E[3],@C[5] + ror @C[2],@C[2],#32-10 @ C[1] = ROL64(A[1][4] ^ C[2], rhotates[1][4]); /* D[4] */ + ror @C[3],@C[3],#32-10 + ldr @C[4],[sp,#$A[2][0]] + ldr @C[5],[sp,#$A[2][0]+4] + eor @C[6],@C[6],@C[4] + eor @C[7],@C[7],@C[5] + ror @C[5],@C[6],#32-1 @ C[2] = ROL64(A[2][0] ^ C[3], rhotates[2][0]); /* D[0] */ + ror @C[4],@C[7],#32-2 + ldr @E[2],[sp,#$A[3][1]] + ldr @E[3],[sp,#$A[3][1]+4] + eor @E[2],@E[2],@C[8] + eor @E[3],@E[3],@C[9] + ror @C[7],@E[2],#32-22 @ C[3] = ROL64(A[3][1] ^ C[4], rhotates[3][1]); /* D[1] */ + ror @C[6],@E[3],#32-23 + ldr @C[8],[sp,#$A[4][2]] + ldr @C[9],[sp,#$A[4][2]+4] + eor @E[0],@E[0],@C[8] + eor @E[1],@E[1],@C[9] + ror @C[9],@E[0],#32-30 @ C[4] = ROL64(A[4][2] ^ E[0], rhotates[4][2]); /* D[2] */ + ror @C[8],@E[1],#32-31 + + bic @E[0],@C[4],@C[2] + bic @E[1],@C[5],@C[3] + eor @E[0],@E[0],@C[0] + eor @E[1],@E[1],@C[1] + str @E[0],[sp,#$A[1][0]] @ A[1][0] = C[0] ^ (~C[1] & C[2]) + bic @E[2],@C[6],@C[4] + str @E[1],[sp,#$A[1][0]+4] + bic @E[3],@C[7],@C[5] + eor @E[2],@E[2],@C[2] + eor @E[3],@E[3],@C[3] + str @E[2],[sp,#$A[1][1]] @ A[1][1] = C[1] ^ (~C[2] & C[3]); + bic @E[0],@C[8],@C[6] + str @E[3],[sp,#$A[1][1]+4] + bic @E[1],@C[9],@C[7] + eor @E[0],@E[0],@C[4] + eor @E[1],@E[1],@C[5] + str @E[0],[sp,#$A[1][2]] @ A[1][2] = C[2] ^ (~C[3] & C[4]); + bic @E[2],@C[0],@C[8] + str @E[1],[sp,#$A[1][2]+4] + bic @E[3],@C[1],@C[9] + eor @E[2],@E[2],@C[6] + eor @E[3],@E[3],@C[7] + str @E[2],[sp,#$A[1][3]] @ A[1][3] = C[3] ^ (~C[4] & C[0]); + bic @E[0],@C[2],@C[0] + str @E[3],[sp,#$A[1][3]+4] + bic @E[1],@C[3],@C[1] + eor @E[0],@E[0],@C[8] + eor @E[1],@E[1],@C[9] + str @E[0],[sp,#$A[1][4]] @ A[1][4] = C[4] ^ (~C[0] & C[1]); + str @E[1],[sp,#$A[1][4]+4] + + ldr @C[1],[sp,#$T[0][1]] + ldr @C[0],[sp,#$T[0][1]+4] + ror @C[0],@C[0],#32-1 @ C[0] = ROL64(T[0][1], rhotates[0][1]); + ldr @C[2],[sp,#$T[1][2]] + ldr @C[3],[sp,#$T[1][2]+4] + ror @C[2],@C[2],#32-3 @ C[1] = ROL64(T[1][2], rhotates[1][2]); + ror @C[3],@C[3],#32-3 + add @E[3],sp,#$D[3] + ldmia @E[3],{@E[0]-@E[2],@E[3]} @ D[3..4] + ldr @C[4],[sp,#$A[2][3]] + ldr @C[5],[sp,#$A[2][3]+4] + eor @E[0],@E[0],@C[4] + eor @E[1],@E[1],@C[5] + ror @C[5],@E[0],#32-12 @ C[2] = ROL64(A[2][3] ^ D[3], rhotates[2][3]); + ror @C[4],@E[1],#32-13 + ldr @C[6],[sp,#$A[3][4]] + ldr @C[7],[sp,#$A[3][4]+4] + eor @C[6],@C[6],@E[2] + eor @C[7],@C[7],@E[3] + ror @C[6],@C[6],#32-4 @ C[3] = ROL64(A[3][4] ^ D[4], rhotates[3][4]); + ror @C[7],@C[7],#32-4 + ldr @C[8],[sp,#$A[4][0]] + ldr @C[9],[sp,#$A[4][0]+4] + ldr @E[0],[sp,#$D[0]] + ldr @E[1],[sp,#$D[0]+4] + eor @C[8],@C[8],@E[0] + eor @C[9],@C[9],@E[1] + ror @C[8],@C[8],#32-9 @ C[4] = ROL64(A[4][0] ^ D[0], rhotates[4][0]); + ror @C[9],@C[9],#32-9 + + bic @E[0],@C[4],@C[2] + bic @E[1],@C[5],@C[3] + eor @E[0],@E[0],@C[0] + eor @E[1],@E[1],@C[1] + str @E[0],[sp,#$A[2][0]] @ A[2][0] = C[0] ^ (~C[1] & C[2]) + bic @E[2],@C[6],@C[4] + str @E[1],[sp,#$A[2][0]+4] + bic @E[3],@C[7],@C[5] + eor @E[2],@E[2],@C[2] + eor @E[3],@E[3],@C[3] + str @E[2],[sp,#$A[2][1]] @ A[2][1] = C[1] ^ (~C[2] & C[3]); + bic @E[0],@C[8],@C[6] + str @E[3],[sp,#$A[2][1]+4] + bic @E[1],@C[9],@C[7] + eor @E[0],@E[0],@C[4] + eor @E[1],@E[1],@C[5] + str @E[0],[sp,#$A[2][2]] @ A[2][2] = C[2] ^ (~C[3] & C[4]); + bic @E[2],@C[0],@C[8] + str @E[1],[sp,#$A[2][2]+4] + bic @E[3],@C[1],@C[9] + eor @E[2],@E[2],@C[6] + eor @E[3],@E[3],@C[7] + str @E[2],[sp,#$A[2][3]] @ A[2][3] = C[3] ^ (~C[4] & C[0]); + bic @E[0],@C[2],@C[0] + str @E[3],[sp,#$A[2][3]+4] + bic @E[1],@C[3],@C[1] + eor @E[0],@E[0],@C[8] + eor @E[1],@E[1],@C[9] + str @E[0],[sp,#$A[2][4]] @ A[2][4] = C[4] ^ (~C[0] & C[1]); + str @E[1],[sp,#$A[2][4]+4] + + ldr @C[1],[sp,#$T[0][4]] + ldr @C[0],[sp,#$T[0][4]+4] + ror @C[1],@C[1],#32-13 @ C[0] = ROL64(T[0][4], rhotates[0][4]); + ror @C[0],@C[0],#32-14 + add @C[2],sp,#$T[1][0] + ldmia @C[2],{@C[2]-@C[5]} @ T[1][0..1] + ror @C[2],@C[2],#32-18 @ C[1] = ROL64(T[1][0], rhotates[1][0]); + ror @C[3],@C[3],#32-18 + ror @C[4],@C[4],#32-5 @ C[2] = ROL64(T[1][1], rhotates[2][1]); /* originally A[2][1] */ + ror @C[5],@C[5],#32-5 + add @E[3],sp,#$D[2] + ldmia @E[3],{@E[0]-@E[2],@E[3]} @ D[2..3] + ldr @C[6],[sp,#$A[3][2]] + ldr @C[7],[sp,#$A[3][2]+4] + eor @E[0],@E[0],@C[6] + eor @E[1],@E[1],@C[7] + ror @C[7],@E[0],#32-7 @ C[3] = ROL64(A[3][2] ^ D[2], rhotates[3][2]); + ror @C[6],@E[1],#32-8 + ldr @C[8],[sp,#$A[4][3]] + ldr @C[9],[sp,#$A[4][3]+4] + eor @C[8],@C[8],@E[2] + eor @C[9],@C[9],@E[3] + ror @C[8],@C[8],#32-28 @ C[4] = ROL64(A[4][3] ^ D[3], rhotates[4][3]); + ror @C[9],@C[9],#32-28 + + bic @E[0],@C[4],@C[2] + bic @E[1],@C[5],@C[3] + eor @E[0],@E[0],@C[0] + eor @E[1],@E[1],@C[1] + str @E[0],[sp,#$A[3][0]] @ A[3][0] = C[0] ^ (~C[1] & C[2]) + bic @E[2],@C[6],@C[4] + str @E[1],[sp,#$A[3][0]+4] + bic @E[3],@C[7],@C[5] + eor @E[2],@E[2],@C[2] + eor @E[3],@E[3],@C[3] + str @E[2],[sp,#$A[3][1]] @ A[3][1] = C[1] ^ (~C[2] & C[3]); + bic @E[0],@C[8],@C[6] + str @E[3],[sp,#$A[3][1]+4] + bic @E[1],@C[9],@C[7] + eor @E[0],@E[0],@C[4] + eor @E[1],@E[1],@C[5] + str @E[0],[sp,#$A[3][2]] @ A[3][2] = C[2] ^ (~C[3] & C[4]); + bic @E[2],@C[0],@C[8] + str @E[1],[sp,#$A[3][2]+4] + bic @E[3],@C[1],@C[9] + eor @E[2],@E[2],@C[6] + eor @E[3],@E[3],@C[7] + str @E[2],[sp,#$A[3][3]] @ A[3][3] = C[3] ^ (~C[4] & C[0]); + bic @E[0],@C[2],@C[0] + str @E[3],[sp,#$A[3][3]+4] + bic @E[1],@C[3],@C[1] + eor @E[0],@E[0],@C[8] + eor @E[1],@E[1],@C[9] + str @E[0],[sp,#$A[3][4]] @ A[3][4] = C[4] ^ (~C[0] & C[1]); + str @E[1],[sp,#$A[3][4]+4] + + ldr @C[0],[sp,#$T[0][2]] + ldr @C[1],[sp,#$T[0][2]+4] + ror @C[0],@C[0],#32-31 @ C[0] = ROL64(T[0][2], rhotates[0][2]); + ror @C[1],@C[1],#32-31 + add @E[3],sp,#$T[1][3] + ldmia @E[3],{@E[0]-@E[2],@E[3]} @ T[1][3..4] + ror @C[3],@E[0],#32-27 @ C[1] = ROL64(T[1][3], rhotates[1][3]); + ror @C[2],@E[1],#32-28 + ror @C[5],@E[2],#32-19 @ C[2] = ROL64(T[1][4], rhotates[2][4]); /* originally A[2][4] */ + ror @C[4],@E[3],#32-20 + ldr @C[7],[sp,#$T[0][0]] + ldr @C[6],[sp,#$T[0][0]+4] + ror @C[7],@C[7],#32-20 @ C[3] = ROL64(T[0][0], rhotates[3][0]); /* originally A[3][0] */ + ror @C[6],@C[6],#32-21 + ldr @C[8],[sp,#$A[4][1]] + ldr @C[9],[sp,#$A[4][1]+4] + ldr @E[0],[sp,#$D[1]] + ldr @E[1],[sp,#$D[1]+4] + eor @C[8],@C[8],@E[0] + eor @C[9],@C[9],@E[1] + ror @C[8],@C[8],#32-1 @ C[4] = ROL64(A[4][1] ^ D[1], rhotates[4][1]); + ror @C[9],@C[9],#32-1 + + bic @E[0],@C[4],@C[2] + bic @E[1],@C[5],@C[3] + eor @E[0],@E[0],@C[0] + eor @E[1],@E[1],@C[1] + str @E[0],[sp,#$A[4][0]] @ A[4][0] = C[0] ^ (~C[1] & C[2]) + bic @E[2],@C[6],@C[4] + str @E[1],[sp,#$A[4][0]+4] + bic @E[3],@C[7],@C[5] + eor @E[2],@E[2],@C[2] + eor @E[3],@E[3],@C[3] + str @E[2],[sp,#$A[4][1]] @ A[4][1] = C[1] ^ (~C[2] & C[3]); + bic @E[0],@C[8],@C[6] + str @E[3],[sp,#$A[4][1]+4] + bic @E[1],@C[9],@C[7] + eor @E[0],@E[0],@C[4] + eor @E[1],@E[1],@C[5] + str @E[0],[sp,#$A[4][2]] @ A[4][2] = C[2] ^ (~C[3] & C[4]); + bic @E[2],@C[0],@C[8] + str @E[1],[sp,#$A[4][2]+4] + bic @E[3],@C[1],@C[9] + eor @E[2],@E[2],@C[6] + eor @E[3],@E[3],@C[7] + str @E[2],[sp,#$A[4][3]] @ A[4][3] = C[3] ^ (~C[4] & C[0]); + str @E[3],[sp,#$A[4][3]+4] + bic @E[0],@C[2],@C[0] + bic @E[1],@C[3],@C[1] + eor @E[2],@E[0],@C[8] + add @E[0],sp,#$A[1][0] + eor @E[3],@E[1],@C[9] + ldmia sp,{@C[0]-@C[9]} @ A[0][0..5] + str @E[2],[sp,#$A[4][4]] @ A[4][4] = C[4] ^ (~C[0] & C[1]); + str @E[3],[sp,#$A[4][4]+4] + + blo .Lround + + ldr @E[1],[sp,#320] @ restore pointer to A + stmia @E[1]!,{@C[0]-@C[9]} @ copy A[5][5] from stack + ldmia @E[0]!,{@C[0]-@C[9]} + stmia @E[1]!,{@C[0]-@C[9]} + ldmia @E[0]!,{@C[0]-@C[9]} + stmia @E[1]!,{@C[0]-@C[9]} + ldmia @E[0]!,{@C[0]-@C[9]} + stmia @E[1]!,{@C[0]-@C[9]} + ldmia @E[0],{@C[0]-@C[9]} + stmia @E[1],{@C[0]-@C[9]} + + add sp,sp,#320+8 + ldmia sp!,{r4-r12,pc} +.size KeccakF1600,.-KeccakF1600 +___ +print $code; -- 2.25.1