Title:
ワーキング・グローバル・ヒストリ・レジスタを備えるシステム及び方法
Document Type and Number:
Japanese Patent JP5209633
Kind Code:
B2
Abstract:
A method of processing branch history information is disclosed. The method retrieves branch instructions from an instruction cache and executes the branch instructions in a plurality of pipeline stages. The method verifies that a branch instruction has been identified. The method further receives branch history information during a first pipeline stage and loads the branch history information into a first register. The method further loads the branch history information into the second register during the second pipeline stage.
Inventors:
Stempel, Brian Michael
Defender Fur, James Norris
Sir Torius, Thomas Andrew
Smith, Rodney Wayne
Defender Fur, James Norris
Sir Torius, Thomas Andrew
Smith, Rodney Wayne
Application Number:
JP2009536380A
Publication Date:
June 12, 2013
Filing Date:
October 25, 2007
Export Citation:
Assignee:
QUALCOMM INCORPORATED
International Classes:
G06F9/38
Domestic Patent References:
| JP10283183A | ||||
| JP10074166A | ||||
| JP8106387A |
Foreign References:
| US6647467 | ||||
| US20050132175 | ||||
| WO2005119428A1 |
Other References:
Kevin Skadron, Margaret Martonosi, Douglas W. Clark,“Speculative Updates of Local and Global Branch History: A Quantitative Analysis”,The Journal of Instruction-Level Parallelism,[online],2000年,Volume 2,[retrieved on 2012-03-08]. Retrieved from the Internet,URL,
Attorney, Agent or Firm:
Kurata Masatoshi
Satoshi Kono
Makoto Nakamura
Yoshihiro Fukuhara
Takashi Mine
Toshio Shirane
Sadao Muramatsu
Nobuhisa Nogawa
Kocho Chojiro
Naoki Kono
Katsu Sunagawa
Tetsuya Kazama
Katsumura Hiro
Shoji Kawai
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takenori Masanori
Takuzo Ichihara
Yamashita Gen
Satoshi Kono
Makoto Nakamura
Yoshihiro Fukuhara
Takashi Mine
Toshio Shirane
Sadao Muramatsu
Nobuhisa Nogawa
Kocho Chojiro
Naoki Kono
Katsu Sunagawa
Tetsuya Kazama
Katsumura Hiro
Shoji Kawai
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takenori Masanori
Takuzo Ichihara
Yamashita Gen