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Texas Instruments TMS320C67X/C67X+ DSP User Manual

Page 96

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Example

The way each instruction is described

3-36

Instruction Set

SPRU733

Table 3−12. Relationships Between Operands, Operand Size, Signed/Unsigned,

Functional Units, and Opfields for Example Instruction (ADD)

Opcode map field used...

For operand type...

Unit

Opfield

src1
src2
dst

sint
xsint
sint

.L1, .L2

000 0011

src1
src2
dst

sint
xsint
slong

.L1, .L2

010 0011

src1
src2
dst

xsint
slong
slong

.L1, .L2

010 0001

src1
src2
dst

scst5
xsint
sint

.L1, .L2

000 0010

src1
src2
dst

scst5
slong
slong

.L1, .L2

010 0000

src1
src2
dst

sint
xsint
sint

.S1, .S2

00 0111

src1
src2
dst

scst5
xsint
sint

.S1, .S2

00 0110

src2
src1
dst

sint
sint
sint

.D1, .D2

01 0000

src2
src1
dst

sint
ucst5
sint

.D1, .D2

01 0010