Home » AMD Manuals » Processors » AMD OS1354WBJ4BGHBOX » Manual Viewer

AMD OS1354WBJ4BGHBOX Optimization Guide - Page 4

AMD OS1354WBJ4BGHBOX - Third-Generation Opteron 2.2 GHz Processor Manual

UPC - 730143266024

View all AMD OS1354WBJ4BGHBOX manuals

Add to My Manuals
Save this manual to your list of manuals

Page 4 highlights

Software Optimization Guide for AMD Family 16h Processors 52128 Rev. 1.1 March 2013 List of Figures Figure 1. Family 16h Processor Block Diagram...11 Figure 2. Integer Schedulers and Execution Units...18 Figure 3. Floating-point Unit Block Diagram...20 4 List of Figures

Section	Page
Contents	3
List of Figures	4
List of Tables	5
Revision History	6
1 Preface	7
2 Microarchitecture of the Family 16h Processor	8
2.1 Features	8
2.2 Instruction Decomposition	10
2.3 Superscalar Organization	10
2.4 Processor Block Diagram	11
2.5 Processor Cache Operations	11
2.5.1 L1 Instruction Cache	12
2.5.2 L1 Data Cache	12
2.5.3 L2 Cache	12
2.6 Memory Address Translation	13
2.6.1 L1 Translation Lookaside Buffers	13
2.6.2 L2 Translation Lookaside Buffers	13
2.6.3 Hardware Page Table Walker	13
2.7 Optimizing Branching	13
2.7.1 Branch Prediction	13
2.7.1.1 Next Address Logic	14
2.7.1.2 Branch Target Buffer	14
2.7.1.3 Branch Target Address Calculator	14
2.7.1.4 Out-of-Page Target Array	15
2.7.1.5 Branch Marker Caching	15
2.7.1.6 Return Address Stack	15
2.7.1.7 Indirect Target Predictor	16
2.7.1.8 Conditional Branch Predictor	16
2.7.1.9 Fetch Window Tracking Structure	16
2.7.2 Loop Alignment	16
2.7.2.1 Encoding Padding for Loop Alignment	16
2.7.2.2 Aligning Loops to Reduce Power Consumption	17
2.8 Instruction Fetch and Decode	18
2.9 Integer Unit	18
2.9.1 Integer Schedulers	18
2.9.2 Integer Execution Units	18
2.9.3 Retire Control Unit	19
2.10 Floating-Point Unit	19
2.10.1 Denormals	21
2.11 XMM Register Merge Optimization	22
2.12 Load Store Unit	23
Appendix A Instruction Latencies	24
A.1 Instruction Latency Assumptions	24