JPH0473249U - - Google Patents
Info
- Publication number
- JPH0473249U JPH0473249U JP11215990U JP11215990U JPH0473249U JP H0473249 U JPH0473249 U JP H0473249U JP 11215990 U JP11215990 U JP 11215990U JP 11215990 U JP11215990 U JP 11215990U JP H0473249 U JPH0473249 U JP H0473249U
- Authority
- JP
- Japan
- Prior art keywords
- execution
- rounding
- accumulator
- holds
- turned
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は、本考案の１実施例に係るアキユーム
レータ周辺のプロツク図であり、第２図は、第１
図のアキユームレータ中のステータスレジスタの
構成図であり、第３図は、従来のアキユームレー
タ周辺のブロツク図であり、第４図は、従来のソ
フトウエアでの丸め処理のフロー図である。
FIG. 1 is a block diagram of the vicinity of an accumulator according to an embodiment of the present invention, and FIG.
FIG. 3 is a block diagram of the surrounding area of the conventional accumulator, and FIG. 4 is a flow diagram of rounding processing in conventional software. .
Claims (1)
る丸め処理実行ビツトをオンにするときのみ、そ
れ以後のステツプは特定命令のみ、実行後自動的
に丸め処理を行うことを特徴とする丸め機能付ア
キユームレータを有する中央処理装置。 It has an accumulator with a rounding function, which is characterized in that only when the rounding execution bit in the status register that holds the control conditions is turned on, the subsequent steps automatically round off only specific instructions after execution. Central processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11215990U JPH0473249U (en) | 1990-10-29 | 1990-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11215990U JPH0473249U (en) | 1990-10-29 | 1990-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0473249U true JPH0473249U (en) | 1992-06-26 |
Family
ID=31859660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11215990U Pending JPH0473249U (en) | 1990-10-29 | 1990-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0473249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100297312B1 (en) * | 1996-12-20 | 2001-10-24 | 가네꼬 히사시 | Arithmetic operation system |
-
1990
- 1990-10-29 JP JP11215990U patent/JPH0473249U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100297312B1 (en) * | 1996-12-20 | 2001-10-24 | 가네꼬 히사시 | Arithmetic operation system |