Hello all, I want to run a part of the program in ARM mode and the remaining part of the program in THUMB mode.In the code that is below i want to run the main code in ARM mode and the Check_val part code in THUMB mode.When i compile the program I am getting system error A9: SYNTAX ERROR which points to PUSH and POP instructions in the code. Whats the problem in my code? Looking for your help.
;ARM mode code main ADD R0,R13,#0x00000008 LDR R12,=Check_val BX r12 ADD R1,R13,#0x0000000C LDR R4,[R1] MOV R1,R4 BHI Check_flag MOV R1,#0x00000001 ADD R0,R13,#0x00000014 STR R1,[R0] ;thumb mode execution program Check_val PUSH {R4,LR} ADD R2,R0,#0 MOV R4,#0x07 ADD R1,R2,#04 Beq main POP {R4} POP {R3} BX R3