Texas Instruments TMS320C6000 Series Reference Manual page 175

SUB(U)
Signed or Unsigned Integer Subtraction Without Saturation
Syntax
3-128
SUB (.unit) src1 , src2 , dst
or
SUBU (.unit) src1 , src2 , dst
or
SUB (.D1 or .D2) src2 , src1 , dst
.unit = .L1, .L2, .S1, .S2
Opcode map field used... For operand type...
src1
src2
dst
src1
src2
dst
src1
src2
dst
src1
src2
dst
src1
src2
dst
src1
src2
dst
src1
src2
dst
src1
src2
dst
src1
src2
dst
src1
src2
dst
sint .L1, .L2
xsint
sint
xsint .L1, .L2
sint
sint
sint .L1, .L2
xsint
slong
xsint .L1, .L2
sint
slong
uint .L1, .L2
xuint
ulong
xuint .L1, .L2
uint
ulong
scst5 .L1, .L2
xsint
sint
scst5 .L1, .L2
slong
slong
sint .S1, .S2
xsint
sint
scst5 .S1, .S2
xsint
sint
Unit Opfield Mnemonic
0000111 SUB
0010111 SUB
0100111 SUB
0110111 SUB
0101111 SUBU
0111111 SUBU
0000110 SUB
010010 SUB
0
010111 SUB
010110 SUB