Motorola DSP96002 User Manual page 246

BSR
Operation:
PC SSH; SR SSL; PC+xx
PC SSH; SR SSL; PC+xxxx
PC SSH; SR SSL; PC+Rn
Description:
The address of the instruction immediately following the BSR instruction and the status register are pushed
onto the stack. Program execution then continues at location PC+displacement. The PC contains the ad-
dress of the next instruction. The displacement is a 2's complement 32-bit integer that represents the
relative distance from the current PC to the destination PC. Short Displacement, Long Displacement and
Address Register PC Relative addressing modes may be used. The Short Displacement 15-bit data is
sign extended to form the PC relative displacement. See Section A.10 for restrictions.
CCR Condition Codes: Not affected.
ER Status Bits: Not affected.
IER Flags: Not affected.
Instruction Format:
31
0000 0011
Instruction Format: BSR
31
0000 0011
Instruction Format:
31
0000 0011
A - 58
Branch to Subroutine
PC
PC
PC
BSR label (short)
11aa aaaa
label
0100 001R
BSR Rn
0100 0000
PC RELATIVE DISPLACEMENT
DSP96002 USER'S MANUAL
Assembler Syntax:
BSR label (short)
BSR label
BSR Rn
14 13
aa 11 1111
14 13
11 1111
14 13
00 11 1111
BSR
0
0aaa aaaa
0
0000 0000
0
0000 0000
MOTOROLA