HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 204

• Manufacturer Part Number: HD6417320
• Description: Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 3 DSP Operating Unit
The definition of the DC bit is selected by the CS0 to CS2 (condition selection) bits in DSR. The
DC bit result is
(1)
The DC bit is always cleared to 0.
(2)
The DC bit is set when the operation result is a negative value, and cleared to 0 when the
operation result is zero or a positive value.
(3)
The DC bit is set when the operation result is zero; otherwise it is cleared to 0.
(4)
The DC bit is always cleared to 0.
(5)
The DC bit is set to 1 when the operation result is a positive value; otherwise it is cleared to 0.
(6)
The DC bit is set to 1 when the operation result is zero or a positive value; otherwise it is cleared
to 0.
Rev. 3.00 Jan. 18, 2008 Page 142 of 1458
REJ09B0033-0300
Carry or Borrow Mode: CS[2:0] = B'000
Negative Value Mode: CS[2:0] = B'001
Zero Value Mode: CS[2:0] = B'010
Overflow Mode: CS[2:0] = B'011
Signed Greater Than Mode: CS[2:0] = B'100
Signed Greater Than or Equal Mode: CS[2:0] = B'101