.text .global sha1_block_data_order .type sha1_block_data_order,%function .align 2 sha1_block_data_order: stmdb sp!,{r4-r12,lr} add r2,r1,r2,lsl#6 @ r2 to point at the end of r1 ldmia r0,{r3,r4,r5,r6,r7} .Lloop: ldr r8,.LK_00_19 mov r14,sp sub sp,sp,#15*4 mov r5,r5,ror#30 mov r6,r6,ror#30 mov r7,r7,ror#30 @ [6] .L_00_15: ldrb r10,[r1],#4 ldrb r11,[r1,#-3] ldrb r12,[r1,#-2] add r7,r8,r7,ror#2 @ E+=K_00_19 orr r10,r11,r10,lsl#8 ldrb r11,[r1,#-1] orr r10,r12,r10,lsl#8 add r7,r7,r3,ror#27 @ E+=ROR(A,27) orr r10,r11,r10,lsl#8 add r7,r7,r10 @ E+=X[i] eor r11,r5,r6 @ F_xx_xx str r10,[r14,#-4]! and r11,r4,r11,ror#2 eor r11,r11,r6,ror#2 @ F_00_19(B,C,D) add r7,r7,r11 @ E+=F_00_19(B,C,D) ldrb r10,[r1],#4 ldrb r11,[r1,#-3] ldrb r12,[r1,#-2] add r6,r8,r6,ror#2 @ E+=K_00_19 orr r10,r11,r10,lsl#8 ldrb r11,[r1,#-1] orr r10,r12,r10,lsl#8 add r6,r6,r7,ror#27 @ E+=ROR(A,27) orr r10,r11,r10,lsl#8 add r6,r6,r10 @ E+=X[i] eor r11,r4,r5 @ F_xx_xx str r10,[r14,#-4]! and r11,r3,r11,ror#2 eor r11,r11,r5,ror#2 @ F_00_19(B,C,D) add r6,r6,r11 @ E+=F_00_19(B,C,D) ldrb r10,[r1],#4 ldrb r11,[r1,#-3] ldrb r12,[r1,#-2] add r5,r8,r5,ror#2 @ E+=K_00_19 orr r10,r11,r10,lsl#8 ldrb r11,[r1,#-1] orr r10,r12,r10,lsl#8 add r5,r5,r6,ror#27 @ E+=ROR(A,27) orr r10,r11,r10,lsl#8 add r5,r5,r10 @ E+=X[i] eor r11,r3,r4 @ F_xx_xx str r10,[r14,#-4]! and r11,r7,r11,ror#2 eor r11,r11,r4,ror#2 @ F_00_19(B,C,D) add r5,r5,r11 @ E+=F_00_19(B,C,D) ldrb r10,[r1],#4 ldrb r11,[r1,#-3] ldrb r12,[r1,#-2] add r4,r8,r4,ror#2 @ E+=K_00_19 orr r10,r11,r10,lsl#8 ldrb r11,[r1,#-1] orr r10,r12,r10,lsl#8 add r4,r4,r5,ror#27 @ E+=ROR(A,27) orr r10,r11,r10,lsl#8 add r4,r4,r10 @ E+=X[i] eor r11,r7,r3 @ F_xx_xx str r10,[r14,#-4]! and r11,r6,r11,ror#2 eor r11,r11,r3,ror#2 @ F_00_19(B,C,D) add r4,r4,r11 @ E+=F_00_19(B,C,D) ldrb r10,[r1],#4 ldrb r11,[r1,#-3] ldrb r12,[r1,#-2] add r3,r8,r3,ror#2 @ E+=K_00_19 orr r10,r11,r10,lsl#8 ldrb r11,[r1,#-1] orr r10,r12,r10,lsl#8 add r3,r3,r4,ror#27 @ E+=ROR(A,27) orr r10,r11,r10,lsl#8 add r3,r3,r10 @ E+=X[i] eor r11,r6,r7 @ F_xx_xx str r10,[r14,#-4]! and r11,r5,r11,ror#2 eor r11,r11,r7,ror#2 @ F_00_19(B,C,D) add r3,r3,r11 @ E+=F_00_19(B,C,D) teq r14,sp bne .L_00_15 @ [((11+4)*5+2)*3] ldrb r10,[r1],#4 ldrb r11,[r1,#-3] ldrb r12,[r1,#-2] add r7,r8,r7,ror#2 @ E+=K_00_19 orr r10,r11,r10,lsl#8 ldrb r11,[r1,#-1] orr r10,r12,r10,lsl#8 add r7,r7,r3,ror#27 @ E+=ROR(A,27) orr r10,r11,r10,lsl#8 add r7,r7,r10 @ E+=X[i] eor r11,r5,r6 @ F_xx_xx str r10,[r14,#-4]! and r11,r4,r11,ror#2 eor r11,r11,r6,ror#2 @ F_00_19(B,C,D) add r7,r7,r11 @ E+=F_00_19(B,C,D) ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r6,r8,r6,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r6,r6,r7,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 eor r11,r4,r5 @ F_xx_xx, but not in 40_59 mov r10,r10,ror#31 add r6,r6,r10 @ E+=X[i] str r10,[r14,#-4]! and r11,r3,r11,ror#2 eor r11,r11,r5,ror#2 @ F_00_19(B,C,D) add r6,r6,r11 @ E+=F_00_19(B,C,D) ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r5,r8,r5,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r5,r5,r6,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 eor r11,r3,r4 @ F_xx_xx, but not in 40_59 mov r10,r10,ror#31 add r5,r5,r10 @ E+=X[i] str r10,[r14,#-4]! and r11,r7,r11,ror#2 eor r11,r11,r4,ror#2 @ F_00_19(B,C,D) add r5,r5,r11 @ E+=F_00_19(B,C,D) ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r4,r8,r4,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r4,r4,r5,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 eor r11,r7,r3 @ F_xx_xx, but not in 40_59 mov r10,r10,ror#31 add r4,r4,r10 @ E+=X[i] str r10,[r14,#-4]! and r11,r6,r11,ror#2 eor r11,r11,r3,ror#2 @ F_00_19(B,C,D) add r4,r4,r11 @ E+=F_00_19(B,C,D) ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r3,r8,r3,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r3,r3,r4,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 eor r11,r6,r7 @ F_xx_xx, but not in 40_59 mov r10,r10,ror#31 add r3,r3,r10 @ E+=X[i] str r10,[r14,#-4]! and r11,r5,r11,ror#2 eor r11,r11,r7,ror#2 @ F_00_19(B,C,D) add r3,r3,r11 @ E+=F_00_19(B,C,D) ldr r8,.LK_20_39 @ [+15+16*4] sub sp,sp,#25*4 cmn sp,#0 @ [+3], clear carry to denote 20_39 .L_20_39_or_60_79: ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r7,r8,r7,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r7,r7,r3,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 eor r11,r5,r6 @ F_xx_xx, but not in 40_59 mov r10,r10,ror#31 add r7,r7,r10 @ E+=X[i] str r10,[r14,#-4]! eor r11,r4,r11,ror#2 @ F_20_39(B,C,D) add r7,r7,r11 @ E+=F_20_39(B,C,D) ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r6,r8,r6,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r6,r6,r7,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 eor r11,r4,r5 @ F_xx_xx, but not in 40_59 mov r10,r10,ror#31 add r6,r6,r10 @ E+=X[i] str r10,[r14,#-4]! eor r11,r3,r11,ror#2 @ F_20_39(B,C,D) add r6,r6,r11 @ E+=F_20_39(B,C,D) ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r5,r8,r5,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r5,r5,r6,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 eor r11,r3,r4 @ F_xx_xx, but not in 40_59 mov r10,r10,ror#31 add r5,r5,r10 @ E+=X[i] str r10,[r14,#-4]! eor r11,r7,r11,ror#2 @ F_20_39(B,C,D) add r5,r5,r11 @ E+=F_20_39(B,C,D) ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r4,r8,r4,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r4,r4,r5,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 eor r11,r7,r3 @ F_xx_xx, but not in 40_59 mov r10,r10,ror#31 add r4,r4,r10 @ E+=X[i] str r10,[r14,#-4]! eor r11,r6,r11,ror#2 @ F_20_39(B,C,D) add r4,r4,r11 @ E+=F_20_39(B,C,D) ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r3,r8,r3,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r3,r3,r4,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 eor r11,r6,r7 @ F_xx_xx, but not in 40_59 mov r10,r10,ror#31 add r3,r3,r10 @ E+=X[i] str r10,[r14,#-4]! eor r11,r5,r11,ror#2 @ F_20_39(B,C,D) add r3,r3,r11 @ E+=F_20_39(B,C,D) teq r14,sp @ preserve carry bne .L_20_39_or_60_79 @ [+((12+3)*5+2)*4] bcs .L_done @ [+((12+3)*5+2)*4], spare 300 bytes ldr r8,.LK_40_59 sub sp,sp,#20*4 @ [+2] .L_40_59: ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r7,r8,r7,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r7,r7,r3,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 mov r10,r10,ror#31 add r7,r7,r10 @ E+=X[i] str r10,[r14,#-4]! and r11,r4,r5,ror#2 orr r12,r4,r5,ror#2 and r12,r12,r6,ror#2 orr r11,r11,r12 @ F_40_59(B,C,D) add r7,r7,r11 @ E+=F_40_59(B,C,D) ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r6,r8,r6,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r6,r6,r7,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 mov r10,r10,ror#31 add r6,r6,r10 @ E+=X[i] str r10,[r14,#-4]! and r11,r3,r4,ror#2 orr r12,r3,r4,ror#2 and r12,r12,r5,ror#2 orr r11,r11,r12 @ F_40_59(B,C,D) add r6,r6,r11 @ E+=F_40_59(B,C,D) ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r5,r8,r5,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r5,r5,r6,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 mov r10,r10,ror#31 add r5,r5,r10 @ E+=X[i] str r10,[r14,#-4]! and r11,r7,r3,ror#2 orr r12,r7,r3,ror#2 and r12,r12,r4,ror#2 orr r11,r11,r12 @ F_40_59(B,C,D) add r5,r5,r11 @ E+=F_40_59(B,C,D) ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r4,r8,r4,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r4,r4,r5,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 mov r10,r10,ror#31 add r4,r4,r10 @ E+=X[i] str r10,[r14,#-4]! and r11,r6,r7,ror#2 orr r12,r6,r7,ror#2 and r12,r12,r3,ror#2 orr r11,r11,r12 @ F_40_59(B,C,D) add r4,r4,r11 @ E+=F_40_59(B,C,D) ldr r10,[r14,#15*4] ldr r11,[r14,#13*4] ldr r12,[r14,#7*4] add r3,r8,r3,ror#2 @ E+=K_xx_xx eor r10,r10,r11 ldr r11,[r14,#2*4] add r3,r3,r4,ror#27 @ E+=ROR(A,27) eor r10,r10,r12 eor r10,r10,r11 mov r10,r10,ror#31 add r3,r3,r10 @ E+=X[i] str r10,[r14,#-4]! and r11,r5,r6,ror#2 orr r12,r5,r6,ror#2 and r12,r12,r7,ror#2 orr r11,r11,r12 @ F_40_59(B,C,D) add r3,r3,r11 @ E+=F_40_59(B,C,D) teq r14,sp bne .L_40_59 @ [+((12+5)*5+2)*4] ldr r8,.LK_60_79 sub sp,sp,#20*4 cmp sp,#0 @ set carry to denote 60_79 b .L_20_39_or_60_79 @ [+4], spare 300 bytes .L_done: add sp,sp,#80*4 @ "deallocate" stack frame ldmia r0,{r8,r10,r11,r12,r14} add r3,r8,r3 add r4,r10,r4 add r5,r11,r5,ror#2 add r6,r12,r6,ror#2 add r7,r14,r7,ror#2 stmia r0,{r3,r4,r5,r6,r7} teq r1,r2 bne .Lloop @ [+18], total 1307 ldmia sp!,{r4-r12,lr} tst lr,#1 moveq pc,lr @ be binary compatible with V4, yet .word 0xe12fff1e @ interoperable with Thumb ISA:-) .align 2 .LK_00_19: .word 0x5a827999 .LK_20_39: .word 0x6ed9eba1 .LK_40_59: .word 0x8f1bbcdc .LK_60_79: .word 0xca62c1d6 .size sha1_block_data_order,.-sha1_block_data_order .asciz "SHA1 block transform for ARMv4, CRYPTOGAMS by <appro@openssl.org>"