1.6.6 Notable Performance Improvements
Several enhancements to the AMD64 architecture have resulted in significant performance
improvements in AMD Family 15h processors, including:
• Improved performance of shuffle instructions
• Improved data transfer between floating-point registers and general purpose registers
• Improved floating-point register to floating-point register moves
• Optimization of repeated move instructions
• More efficient PUSH/POP stack operations
• 1-Gbyte paging
These are discussed in the following paragraphs and elsewhere in this document.
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