diff options
Diffstat (limited to 'ARM_assembly/CT7TA.s')
| -rw-r--r-- | ARM_assembly/CT7TA.s | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/ARM_assembly/CT7TA.s b/ARM_assembly/CT7TA.s new file mode 100644 index 0000000..5522782 --- /dev/null +++ b/ARM_assembly/CT7TA.s @@ -0,0 +1,67 @@ +MSORT STMED R13!, {R4-R7, LR} + SUB R3, R1, R0 + CMP R3, #4 + LDMEDLS R13!, {R4-R7, PC} + + MOV R3, R3, LSR #3 + MOV R3, R3, LSL #2 + ADD R3, R3, R0 + + MOV R4, R0 + MOV R5, R1 + MOV R6, R3 + MOV R7, R2 + + MOV R1, R6 + + BL MSORT + + MOV R2, R7 + MOV R1, R5 + MOV R0, R6 + + BL MSORT + + MOV R0, R4 + MOV R1, R6 + MOV R2, R5 + MOV R3, R7 + BL MERGE + LDMED R13!, {R4-R7, PC} + +MERGE + STMED R13!, {R4-R7, R14} + MOV R4, R3 + MOV R5, R3 + MOV R3, R2 + MOV R2, R1 + +MLOOP CMP R0, R1 + LDRHS R7, [R2] + BHS M2SEL + CMP R2, R3 + LDRHS R6, [R0] + BHS M1SEL + LDR R6, [R0] + LDR R7, [R2] + CMP R6, R7 + BLO M1SEL + +M2SEL ADDHS R2, R2, #4 + STRHS R7, [R5],#4 + +MEND CMP R0, R1 + CMPEQ R2, R3 + BNE MLOOP + +CLOOP LDR R6, [R5, #-4]! + STR R6, [R2, #-4]! + CMP R4, R5 + BNE CLOOP + MOV R0, R2 + MOV R1, R3 + LDMED R13!, {R4-R7, PC} + +M1SEL ADD R0, R0, #4 + STR R6, [R5],#4 + B MEND |