* any later version. See COPYING for more details.
*/
-
#if defined(__arm__) && defined(__APCS_32__)
-#if defined(__linux__) && defined(__ELF__)
-.section .note.GNU-stack,"",%progbits
-#endif
-
-#if defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) || \
- defined(__ARM_ARCH_5TEJ__) || defined(__ARM_ARCH_6__) || \
- defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6K__) || \
- defined(__ARM_ARCH_6M__) || defined(__ARM_ARCH_6T2__) || \
- defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__)
-#define __ARM_ARCH_5E_OR_6__
-#endif
-
-#if defined(__ARM_ARCH_5E_OR_6__) || defined(__ARM_ARCH_7__) || \
- defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7R__) || \
- defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
-#define __ARM_ARCH_5E_OR_6_OR_7__
-#endif
-
-#ifdef __ARM_ARCH_5E_OR_6__
-
-#define scrypt_shuffle() \
- add lr, r0, #9*4; \
- ldmia r0, {r2-r7}; \
- ldmia lr, {r2, r8-r12, lr}; \
- str r3, [r0, #5*4]; \
- str r5, [r0, #15*4]; \
- str r6, [r0, #12*4]; \
- str r7, [r0, #1*4]; \
- ldr r5, [r0, #7*4]; \
- str r2, [r0, #13*4]; \
- str r8, [r0, #2*4]; \
- strd r4, [r0, #10*4]; \
- str r9, [r0, #7*4]; \
- str r10, [r0, #4*4]; \
- str r11, [r0, #9*4]; \
- str lr, [r0, #3*4]; \
- add r2, r0, #64+0*4; \
- add lr, r0, #64+9*4; \
- ldmia r2, {r2-r7}; \
- ldmia lr, {r2, r8-r12, lr}; \
- str r3, [r0, #64+5*4]; \
- str r5, [r0, #64+15*4]; \
- str r6, [r0, #64+12*4]; \
- str r7, [r0, #64+1*4]; \
- ldr r5, [r0, #64+7*4]; \
- str r2, [r0, #64+13*4]; \
- str r8, [r0, #64+2*4]; \
- strd r4, [r0, #64+10*4]; \
- str r9, [r0, #64+7*4]; \
- str r10, [r0, #64+4*4]; \
- str r11, [r0, #64+9*4]; \
- str lr, [r0, #64+3*4]; \
-
-
-#define salsa8_core_doubleround_body() \
- add r6, r2, r6; \
- add r7, r3, r7; \
- eor r10, r10, r6, ror #25; \
- add r6, r0, r4; \
- eor r11, r11, r7, ror #25; \
- add r7, r1, r5; \
- strd r10, [sp, #14*4]; \
- eor r12, r12, r6, ror #25; \
- eor lr, lr, r7, ror #25; \
- ldrd r6, [sp, #10*4]; \
- add r2, r10, r2; \
- add r3, r11, r3; \
- eor r6, r6, r2, ror #23; \
- add r2, r12, r0; \
- eor r7, r7, r3, ror #23; \
- add r3, lr, r1; \
- strd r6, [sp, #10*4]; \
- eor r8, r8, r2, ror #23; \
- eor r9, r9, r3, ror #23; \
- ldrd r2, [sp, #6*4]; \
- add r10, r6, r10; \
- add r11, r7, r11; \
- eor r2, r2, r10, ror #19; \
- add r10, r8, r12; \
- eor r3, r3, r11, ror #19; \
- add r11, r9, lr; \
- eor r4, r4, r10, ror #19; \
- eor r5, r5, r11, ror #19; \
- ldrd r10, [sp, #2*4]; \
- add r6, r2, r6; \
- add r7, r3, r7; \
- eor r10, r10, r6, ror #14; \
- add r6, r4, r8; \
- eor r11, r11, r7, ror #14; \
- add r7, r5, r9; \
- eor r0, r0, r6, ror #14; \
- eor r1, r1, r7, ror #14; \
- ldrd r6, [sp, #14*4]; \
- strd r2, [sp, #6*4]; \
- strd r10, [sp, #2*4]; \
- add r6, r11, r6; \
- add r7, r0, r7; \
- eor r4, r4, r6, ror #25; \
- add r6, r1, r12; \
- eor r5, r5, r7, ror #25; \
- add r7, r10, lr; \
- eor r2, r2, r6, ror #25; \
- eor r3, r3, r7, ror #25; \
- strd r2, [sp, #6*4]; \
- add r10, r3, r10; \
- ldrd r6, [sp, #10*4]; \
- add r11, r4, r11; \
- eor r8, r8, r10, ror #23; \
- add r10, r5, r0; \
- eor r9, r9, r11, ror #23; \
- add r11, r2, r1; \
- eor r6, r6, r10, ror #23; \
- eor r7, r7, r11, ror #23; \
- strd r6, [sp, #10*4]; \
- add r2, r7, r2; \
- ldrd r10, [sp, #14*4]; \
- add r3, r8, r3; \
- eor r12, r12, r2, ror #19; \
- add r2, r9, r4; \
- eor lr, lr, r3, ror #19; \
- add r3, r6, r5; \
- eor r10, r10, r2, ror #19; \
- eor r11, r11, r3, ror #19; \
- ldrd r2, [sp, #2*4]; \
- add r6, r11, r6; \
- add r7, r12, r7; \
- eor r0, r0, r6, ror #14; \
- add r6, lr, r8; \
- eor r1, r1, r7, ror #14; \
- add r7, r10, r9; \
- eor r2, r2, r6, ror #14; \
- eor r3, r3, r7, ror #14; \
-
-
-#define salsa8_core() \
- ldmia sp, {r0-r12, lr}; \
- ldrd r10, [sp, #14*4]; \
- salsa8_core_doubleround_body(); \
- ldrd r6, [sp, #6*4]; \
- strd r2, [sp, #2*4]; \
- strd r10, [sp, #14*4]; \
- salsa8_core_doubleround_body(); \
- ldrd r6, [sp, #6*4]; \
- strd r2, [sp, #2*4]; \
- strd r10, [sp, #14*4]; \
- salsa8_core_doubleround_body(); \
- ldrd r6, [sp, #6*4]; \
- strd r2, [sp, #2*4]; \
- strd r10, [sp, #14*4]; \
- salsa8_core_doubleround_body(); \
- stmia sp, {r0-r5}; \
- strd r8, [sp, #8*4]; \
- str r12, [sp, #12*4]; \
- str lr, [sp, #13*4]; \
- strd r10, [sp, #14*4]; \
-
-
-#else
-
-#define scrypt_shuffle() \
-
-
-#define salsa8_core_doubleround_body() \
- ldr r8, [sp, #8*4]; \
- add r11, r11, r10; \
- ldr lr, [sp, #13*4]; \
- add r12, r12, r3; \
- eor r2, r2, r11, ror #23; \
- add r11, r4, r0; \
- eor r7, r7, r12, ror #23; \
- add r12, r9, r5; \
- str r9, [sp, #9*4]; \
- eor r8, r8, r11, ror #23; \
- str r10, [sp, #14*4]; \
- eor lr, lr, r12, ror #23; \
- ldr r11, [sp, #11*4]; \
- add r9, lr, r9; \
- ldr r12, [sp, #12*4]; \
- add r10, r2, r10; \
- eor r1, r1, r9, ror #19; \
- add r9, r7, r3; \
- eor r6, r6, r10, ror #19; \
- add r10, r8, r4; \
- str r8, [sp, #8*4]; \
- eor r11, r11, r9, ror #19; \
- str lr, [sp, #13*4]; \
- eor r12, r12, r10, ror #19; \
- ldr r9, [sp, #10*4]; \
- add r8, r12, r8; \
- ldr r10, [sp, #15*4]; \
- add lr, r1, lr; \
- eor r0, r0, r8, ror #14; \
- add r8, r6, r2; \
- eor r5, r5, lr, ror #14; \
- add lr, r11, r7; \
- eor r9, r9, r8, ror #14; \
- ldr r8, [sp, #9*4]; \
- eor r10, r10, lr, ror #14; \
- ldr lr, [sp, #14*4]; \
- add r8, r9, r8; \
- str r9, [sp, #10*4]; \
- add lr, r10, lr; \
- str r10, [sp, #15*4]; \
- eor r11, r11, r8, ror #25; \
- add r8, r0, r3; \
- eor r12, r12, lr, ror #25; \
- add lr, r5, r4; \
- eor r1, r1, r8, ror #25; \
- ldr r8, [sp, #8*4]; \
- eor r6, r6, lr, ror #25; \
- add r9, r11, r9; \
- ldr lr, [sp, #13*4]; \
- add r10, r12, r10; \
- eor r8, r8, r9, ror #23; \
- add r9, r1, r0; \
- eor lr, lr, r10, ror #23; \
- add r10, r6, r5; \
- str r11, [sp, #11*4]; \
- eor r2, r2, r9, ror #23; \
- str r12, [sp, #12*4]; \
- eor r7, r7, r10, ror #23; \
- ldr r9, [sp, #9*4]; \
- add r11, r8, r11; \
- ldr r10, [sp, #14*4]; \
- add r12, lr, r12; \
- eor r9, r9, r11, ror #19; \
- add r11, r2, r1; \
- eor r10, r10, r12, ror #19; \
- add r12, r7, r6; \
- str r8, [sp, #8*4]; \
- eor r3, r3, r11, ror #19; \
- str lr, [sp, #13*4]; \
- eor r4, r4, r12, ror #19; \
-
-
-#define salsa8_core() \
- ldmia sp, {r0-r7}; \
- ldr r12, [sp, #15*4]; \
- ldr r8, [sp, #11*4]; \
- ldr lr, [sp, #12*4]; \
- ldr r9, [sp, #9*4]; \
- add r8, r8, r12; \
- ldr r11, [sp, #10*4]; \
- add lr, lr, r0; \
- eor r3, r3, r8, ror #25; \
- add r8, r5, r1; \
- ldr r10, [sp, #14*4]; \
- eor r4, r4, lr, ror #25; \
- add lr, r11, r6; \
- eor r9, r9, r8, ror #25; \
- eor r10, r10, lr, ror #25; \
- salsa8_core_doubleround_body(); \
- ldr r11, [sp, #10*4]; \
- add r8, r9, r8; \
- ldr r12, [sp, #15*4]; \
- add lr, r10, lr; \
- eor r11, r11, r8, ror #14; \
- add r8, r3, r2; \
- eor r12, r12, lr, ror #14; \
- add lr, r4, r7; \
- eor r0, r0, r8, ror #14; \
- ldr r8, [sp, #11*4]; \
- eor r5, r5, lr, ror #14; \
- ldr lr, [sp, #12*4]; \
- add r8, r8, r12; \
- str r11, [sp, #10*4]; \
- add lr, lr, r0; \
- str r12, [sp, #15*4]; \
- eor r3, r3, r8, ror #25; \
- add r8, r5, r1; \
- eor r4, r4, lr, ror #25; \
- add lr, r11, r6; \
- str r9, [sp, #9*4]; \
- eor r9, r9, r8, ror #25; \
- str r10, [sp, #14*4]; \
- eor r10, r10, lr, ror #25; \
- salsa8_core_doubleround_body(); \
- ldr r11, [sp, #10*4]; \
- add r8, r9, r8; \
- ldr r12, [sp, #15*4]; \
- add lr, r10, lr; \
- eor r11, r11, r8, ror #14; \
- add r8, r3, r2; \
- eor r12, r12, lr, ror #14; \
- add lr, r4, r7; \
- eor r0, r0, r8, ror #14; \
- ldr r8, [sp, #11*4]; \
- eor r5, r5, lr, ror #14; \
- ldr lr, [sp, #12*4]; \
- add r8, r8, r12; \
- str r11, [sp, #10*4]; \
- add lr, lr, r0; \
- str r12, [sp, #15*4]; \
- eor r3, r3, r8, ror #25; \
- add r8, r5, r1; \
- eor r4, r4, lr, ror #25; \
- add lr, r11, r6; \
- str r9, [sp, #9*4]; \
- eor r9, r9, r8, ror #25; \
- str r10, [sp, #14*4]; \
- eor r10, r10, lr, ror #25; \
- salsa8_core_doubleround_body(); \
- ldr r11, [sp, #10*4]; \
- add r8, r9, r8; \
- ldr r12, [sp, #15*4]; \
- add lr, r10, lr; \
- eor r11, r11, r8, ror #14; \
- add r8, r3, r2; \
- eor r12, r12, lr, ror #14; \
- add lr, r4, r7; \
- eor r0, r0, r8, ror #14; \
- ldr r8, [sp, #11*4]; \
- eor r5, r5, lr, ror #14; \
- ldr lr, [sp, #12*4]; \
- add r8, r8, r12; \
- str r11, [sp, #10*4]; \
- add lr, lr, r0; \
- str r12, [sp, #15*4]; \
- eor r3, r3, r8, ror #25; \
- add r8, r5, r1; \
- eor r4, r4, lr, ror #25; \
- add lr, r11, r6; \
- str r9, [sp, #9*4]; \
- eor r9, r9, r8, ror #25; \
- str r10, [sp, #14*4]; \
- eor r10, r10, lr, ror #25; \
- salsa8_core_doubleround_body(); \
- ldr r11, [sp, #10*4]; \
- add r8, r9, r8; \
- ldr r12, [sp, #15*4]; \
- add lr, r10, lr; \
- str r9, [sp, #9*4]; \
- eor r11, r11, r8, ror #14; \
- eor r12, r12, lr, ror #14; \
- add r8, r3, r2; \
- str r10, [sp, #14*4]; \
- add lr, r4, r7; \
- str r11, [sp, #10*4]; \
- eor r0, r0, r8, ror #14; \
- str r12, [sp, #15*4]; \
- eor r5, r5, lr, ror #14; \
- stmia sp, {r0-r7}; \
-
-
-#endif
-
-
-#define scrypt_core_macro1a_x4() \
- ldmia r0, {r4-r7}; \
- ldmia lr!, {r8-r11}; \
- stmia r1!, {r4-r7}; \
- stmia r3!, {r8-r11}; \
- eor r4, r4, r8; \
- eor r5, r5, r9; \
- eor r6, r6, r10; \
- eor r7, r7, r11; \
- stmia r0!, {r4-r7}; \
- stmia r12!, {r4-r7}; \
-
-
-#define scrypt_core_macro1b_x4() \
- ldmia r3!, {r8-r11}; \
- ldmia r2, {r4-r7}; \
- eor r8, r8, r4; \
- eor r9, r9, r5; \
- eor r10, r10, r6; \
- eor r11, r11, r7; \
- ldmia r0, {r4-r7}; \
- stmia r2!, {r8-r11}; \
- eor r4, r4, r8; \
- eor r5, r5, r9; \
- eor r6, r6, r10; \
- eor r7, r7, r11; \
- ldmia r1!, {r8-r11}; \
- eor r4, r4, r8; \
- eor r5, r5, r9; \
- eor r6, r6, r10; \
- eor r7, r7, r11; \
- stmia r0!, {r4-r7}; \
- stmia r12!, {r4-r7}; \
-
-
-#define scrypt_core_macro2_x4() \
- ldmia r12, {r4-r7}; \
- ldmia r0, {r8-r11}; \
- add r4, r4, r8; \
- add r5, r5, r9; \
- add r6, r6, r10; \
- add r7, r7, r11; \
- stmia r0!, {r4-r7}; \
- ldmia r2, {r8-r11}; \
- eor r4, r4, r8; \
- eor r5, r5, r9; \
- eor r6, r6, r10; \
- eor r7, r7, r11; \
- stmia r2!, {r4-r7}; \
- stmia r12!, {r4-r7}; \
-
-
-#define scrypt_core_macro3_x4() \
- ldmia r1!, {r4-r7}; \
- ldmia r0, {r8-r11}; \
- add r4, r4, r8; \
- add r5, r5, r9; \
- add r6, r6, r10; \
- add r7, r7, r11; \
- stmia r0!, {r4-r7}; \
-
-
-#define scrypt_core_macro3_x6() \
- ldmia r1!, {r2-r7}; \
- ldmia r0, {r8-r12, lr}; \
- add r2, r2, r8; \
- add r3, r3, r9; \
- add r4, r4, r10; \
- add r5, r5, r11; \
- add r6, r6, r12; \
- add r7, r7, lr; \
- stmia r0!, {r2-r7}; \
-
+.macro salsa8_core_doubleround_body
+ ldr r8, [sp, #8*4]
+ add r11, r11, r10
+ ldr lr, [sp, #13*4]
+ add r12, r12, r3
+ eor r2, r2, r11, ror #23
+ add r11, r4, r0
+ eor r7, r7, r12, ror #23
+ add r12, r9, r5
+ str r9, [sp, #9*4]
+ eor r8, r8, r11, ror #23
+ str r10, [sp, #14*4]
+ eor lr, lr, r12, ror #23
+
+ ldr r11, [sp, #11*4]
+ add r9, lr, r9
+ ldr r12, [sp, #12*4]
+ add r10, r2, r10
+ eor r1, r1, r9, ror #19
+ add r9, r7, r3
+ eor r6, r6, r10, ror #19
+ add r10, r8, r4
+ str r8, [sp, #8*4]
+ eor r11, r11, r9, ror #19
+ str lr, [sp, #13*4]
+ eor r12, r12, r10, ror #19
+
+ ldr r9, [sp, #10*4]
+ add r8, r12, r8
+ ldr r10, [sp, #15*4]
+ add lr, r1, lr
+ eor r0, r0, r8, ror #14
+ add r8, r6, r2
+ eor r5, r5, lr, ror #14
+ add lr, r11, r7
+ eor r9, r9, r8, ror #14
+ ldr r8, [sp, #9*4]
+ eor r10, r10, lr, ror #14
+ ldr lr, [sp, #14*4]
+
+
+ add r8, r9, r8
+ str r9, [sp, #10*4]
+ add lr, r10, lr
+ str r10, [sp, #15*4]
+ eor r11, r11, r8, ror #25
+ add r8, r0, r3
+ eor r12, r12, lr, ror #25
+ add lr, r5, r4
+ eor r1, r1, r8, ror #25
+ ldr r8, [sp, #8*4]
+ eor r6, r6, lr, ror #25
+
+ add r9, r11, r9
+ ldr lr, [sp, #13*4]
+ add r10, r12, r10
+ eor r8, r8, r9, ror #23
+ add r9, r1, r0
+ eor lr, lr, r10, ror #23
+ add r10, r6, r5
+ str r11, [sp, #11*4]
+ eor r2, r2, r9, ror #23
+ str r12, [sp, #12*4]
+ eor r7, r7, r10, ror #23
+
+ ldr r9, [sp, #9*4]
+ add r11, r8, r11
+ ldr r10, [sp, #14*4]
+ add r12, lr, r12
+ eor r9, r9, r11, ror #19
+ add r11, r2, r1
+ eor r10, r10, r12, ror #19
+ add r12, r7, r6
+ str r8, [sp, #8*4]
+ eor r3, r3, r11, ror #19
+ str lr, [sp, #13*4]
+ eor r4, r4, r12, ror #19
+.endm
+
+.macro salsa8_core
+ ldmia sp, {r0-r7}
+
+ ldr r12, [sp, #15*4]
+ ldr r8, [sp, #11*4]
+ ldr lr, [sp, #12*4]
+
+ ldr r9, [sp, #9*4]
+ add r8, r8, r12
+ ldr r11, [sp, #10*4]
+ add lr, lr, r0
+ eor r3, r3, r8, ror #25
+ add r8, r5, r1
+ ldr r10, [sp, #14*4]
+ eor r4, r4, lr, ror #25
+ add lr, r11, r6
+ eor r9, r9, r8, ror #25
+ eor r10, r10, lr, ror #25
+
+ salsa8_core_doubleround_body
+
+ ldr r11, [sp, #10*4]
+ add r8, r9, r8
+ ldr r12, [sp, #15*4]
+ add lr, r10, lr
+ eor r11, r11, r8, ror #14
+ str r9, [sp, #9*4]
+ eor r12, r12, lr, ror #14
+ add r8, r3, r2
+ add lr, r4, r7
+ str r10, [sp, #14*4]
+ eor r0, r0, r8, ror #14
+ ldr r8, [sp, #11*4]
+ eor r5, r5, lr, ror #14
+ ldr lr, [sp, #12*4]
+
+ add r8, r8, r12
+ str r11, [sp, #10*4]
+ add lr, lr, r0
+ str r12, [sp, #15*4]
+ eor r3, r3, r8, ror #25
+ add r8, r5, r1
+ eor r4, r4, lr, ror #25
+ add lr, r11, r6
+ eor r9, r9, r8, ror #25
+ eor r10, r10, lr, ror #25
+
+ salsa8_core_doubleround_body
+
+ ldr r11, [sp, #10*4]
+ add r8, r9, r8
+ ldr r12, [sp, #15*4]
+ add lr, r10, lr
+ eor r11, r11, r8, ror #14
+ str r9, [sp, #9*4]
+ eor r12, r12, lr, ror #14
+ add r8, r3, r2
+ add lr, r4, r7
+ str r10, [sp, #14*4]
+ eor r0, r0, r8, ror #14
+ ldr r8, [sp, #11*4]
+ eor r5, r5, lr, ror #14
+ ldr lr, [sp, #12*4]
+
+ add r8, r8, r12
+ str r11, [sp, #10*4]
+ add lr, lr, r0
+ str r12, [sp, #15*4]
+ eor r3, r3, r8, ror #25
+ add r8, r5, r1
+ eor r4, r4, lr, ror #25
+ add lr, r11, r6
+ eor r9, r9, r8, ror #25
+ eor r10, r10, lr, ror #25
+
+ salsa8_core_doubleround_body
+
+ ldr r11, [sp, #10*4]
+ add r8, r9, r8
+ ldr r12, [sp, #15*4]
+ add lr, r10, lr
+ eor r11, r11, r8, ror #14
+ str r9, [sp, #9*4]
+ eor r12, r12, lr, ror #14
+ add r8, r3, r2
+ add lr, r4, r7
+ str r10, [sp, #14*4]
+ eor r0, r0, r8, ror #14
+ ldr r8, [sp, #11*4]
+ eor r5, r5, lr, ror #14
+ ldr lr, [sp, #12*4]
+
+ add r8, r8, r12
+ str r11, [sp, #10*4]
+ add lr, lr, r0
+ str r12, [sp, #15*4]
+ eor r3, r3, r8, ror #25
+ add r8, r5, r1
+ eor r4, r4, lr, ror #25
+ add lr, r11, r6
+ eor r9, r9, r8, ror #25
+ eor r10, r10, lr, ror #25
+
+ salsa8_core_doubleround_body
+
+ ldr r11, [sp, #10*4]
+ add r8, r9, r8
+ ldr r12, [sp, #15*4]
+ add lr, r10, lr
+ str r9, [sp, #9*4]
+ eor r11, r11, r8, ror #14
+ eor r12, r12, lr, ror #14
+ add r8, r3, r2
+ str r10, [sp, #14*4]
+ add lr, r4, r7
+ str r11, [sp, #10*4]
+ eor r0, r0, r8, ror #14
+ str r12, [sp, #15*4]
+ eor r5, r5, lr, ror #14
+
+ stmia sp, {r0-r7}
+.endm
+
+
+.macro scrypt_core_macro1a_x4
+ ldmia r0, {r4-r7}
+ ldmia lr!, {r8-r11}
+ stmia r1!, {r4-r7}
+ stmia r3!, {r8-r11}
+ eor r4, r4, r8
+ eor r5, r5, r9
+ eor r6, r6, r10
+ eor r7, r7, r11
+ stmia r0!, {r4-r7}
+ stmia r12!, {r4-r7}
+.endm
+
+.macro scrypt_core_macro1b_x4
+ ldmia r3!, {r8-r11}
+ ldmia r2, {r4-r7}
+ eor r8, r8, r4
+ eor r9, r9, r5
+ eor r10, r10, r6
+ eor r11, r11, r7
+ ldmia r0, {r4-r7}
+ stmia r2!, {r8-r11}
+ eor r4, r4, r8
+ eor r5, r5, r9
+ eor r6, r6, r10
+ eor r7, r7, r11
+ ldmia r1!, {r8-r11}
+ eor r4, r4, r8
+ eor r5, r5, r9
+ eor r6, r6, r10
+ eor r7, r7, r11
+ stmia r0!, {r4-r7}
+ stmia r12!, {r4-r7}
+.endm
+
+.macro scrypt_core_macro2_x4
+ ldmia r12, {r4-r7}
+ ldmia r0, {r8-r11}
+ add r4, r4, r8
+ add r5, r5, r9
+ add r6, r6, r10
+ add r7, r7, r11
+ stmia r0!, {r4-r7}
+ ldmia r2, {r8-r11}
+ eor r4, r4, r8
+ eor r5, r5, r9
+ eor r6, r6, r10
+ eor r7, r7, r11
+ stmia r2!, {r4-r7}
+ stmia r12!, {r4-r7}
+.endm
+
+.macro scrypt_core_macro3_x4
+ ldmia r1!, {r4-r7}
+ ldmia r0, {r8-r11}
+ add r4, r4, r8
+ add r5, r5, r9
+ add r6, r6, r10
+ add r7, r7, r11
+ stmia r0!, {r4-r7}
+.endm
+
+.macro scrypt_core_macro3_x6
+ ldmia r1!, {r2-r7}
+ ldmia r0, {r8-r12, lr}
+ add r2, r2, r8
+ add r3, r3, r9
+ add r4, r4, r10
+ add r5, r5, r11
+ add r6, r6, r12
+ add r7, r7, lr
+ stmia r0!, {r2-r7}
+.endm
.text
scrypt_core:
_scrypt_core:
stmfd sp!, {r4-r11, lr}
- mov r12, sp
- sub sp, sp, #21*4
- bic sp, sp, #63
- str r12, [sp, #20*4]
-
- scrypt_shuffle()
+ sub sp, sp, #20*4
str r0, [sp, #16*4]
add r12, r1, #1024*32*4
add lr, r0, #16*4
add r3, r1, #16*4
mov r12, sp
- scrypt_core_macro1a_x4()
- scrypt_core_macro1a_x4()
- scrypt_core_macro1a_x4()
- scrypt_core_macro1a_x4()
+ scrypt_core_macro1a_x4
+ scrypt_core_macro1a_x4
+ scrypt_core_macro1a_x4
+ scrypt_core_macro1a_x4
str r1, [sp, #17*4]
- salsa8_core()
+ salsa8_core
ldr r0, [sp, #16*4]
mov r12, sp
add r2, r0, #16*4
- scrypt_core_macro2_x4()
- scrypt_core_macro2_x4()
- scrypt_core_macro2_x4()
- scrypt_core_macro2_x4()
+ scrypt_core_macro2_x4
+ scrypt_core_macro2_x4
+ scrypt_core_macro2_x4
+ scrypt_core_macro2_x4
- salsa8_core()
+ salsa8_core
ldr r0, [sp, #16*4]
mov r1, sp
add r0, r0, #16*4
- scrypt_core_macro3_x6()
- scrypt_core_macro3_x6()
+ scrypt_core_macro3_x6
+ scrypt_core_macro3_x6
ldr r3, [sp, #17*4]
ldr r12, [sp, #18*4]
- scrypt_core_macro3_x4()
+ scrypt_core_macro3_x4
add r1, r3, #16*4
sub r0, r0, #32*4
cmp r1, r12
bne scrypt_core_loop1
- ldr r4, [r0, #16*4]
sub r1, r1, #1024*32*4
str r1, [sp, #17*4]
- mov r4, r4, lsl #32-10
mov r12, #1024
- add r1, r1, r4, lsr #32-10-7
scrypt_core_loop2:
+ str r12, [sp, #18*4]
+
+ ldr r4, [r0, #16*4]
+ mov r4, r4, lsl #32-10
+ add r1, r1, r4, lsr #32-10-7
+
add r2, r0, #16*4
add r3, r1, #16*4
- str r12, [sp, #18*4]
mov r12, sp
-#ifdef __ARM_ARCH_5E_OR_6_OR_7__
- pld [r1, #24*4]
- pld [r1, #8*4]
-#endif
- scrypt_core_macro1b_x4()
- scrypt_core_macro1b_x4()
- scrypt_core_macro1b_x4()
- scrypt_core_macro1b_x4()
+ scrypt_core_macro1b_x4
+ scrypt_core_macro1b_x4
+ scrypt_core_macro1b_x4
+ scrypt_core_macro1b_x4
- salsa8_core()
+ salsa8_core
ldr r0, [sp, #16*4]
mov r12, sp
add r2, r0, #16*4
- scrypt_core_macro2_x4()
- scrypt_core_macro2_x4()
- scrypt_core_macro2_x4()
- scrypt_core_macro2_x4()
+ scrypt_core_macro2_x4
+ scrypt_core_macro2_x4
+ scrypt_core_macro2_x4
+ scrypt_core_macro2_x4
- salsa8_core()
+ salsa8_core
ldr r0, [sp, #16*4]
mov r1, sp
- ldr r3, [sp, #17*4]
add r0, r0, #16*4
- scrypt_core_macro3_x4()
- mov r4, r4, lsl #32-10
- add r3, r3, r4, lsr #32-10-7
- str r3, [sp, #19*4]
-#ifdef __ARM_ARCH_5E_OR_6_OR_7__
- pld [r3, #16*4]
- pld [r3]
-#endif
- scrypt_core_macro3_x6()
- scrypt_core_macro3_x6()
+ scrypt_core_macro3_x6
+ scrypt_core_macro3_x6
+ scrypt_core_macro3_x4
ldr r12, [sp, #18*4]
sub r0, r0, #32*4
- ldr r1, [sp, #19*4]
+ ldr r1, [sp, #17*4]
subs r12, r12, #1
bne scrypt_core_loop2
- scrypt_shuffle()
-
- ldr sp, [sp, #20*4]
+ add sp, sp, #20*4
#ifdef __thumb__
ldmfd sp!, {r4-r11, lr}
bx lr
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