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base repository: whitequark/glasgow
base: 947bdf036e22
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head repository: whitequark/glasgow
compare: 775fdc0388aa
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  • 3 commits
  • 17 files changed
  • 1 contributor

Commits on Dec 12, 2018

  1. gateware.boneless: use explicit ALU datapath (-16 CARRY, -11 LUT).

    Before:
       Number of cells:                654
         SB_CARRY                       93
         SB_DFF                          1
         SB_DFFE                         1
         SB_DFFESR                      80
         SB_DFFSR                       19
         SB_LUT4                       459
         SB_RAM40_4K                     1
    
    After:
       Number of cells:                627
         SB_CARRY                       77
         SB_DFF                          1
         SB_DFFE                         1
         SB_DFFESR                      80
         SB_DFFSR                       19
         SB_LUT4                       448
         SB_RAM40_4K                     1
    whitequark committed Dec 12, 2018
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    b94da9b View commit details
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  2. gateware.boneless: use explicit SRU datapath (-16 DFFESR, +16 DFFSR, …

    …+1 LUT).
    
    Before:
       Number of cells:                627
         SB_CARRY                       77
         SB_DFF                          1
         SB_DFFE                         1
         SB_DFFESR                      80
         SB_DFFSR                       19
         SB_LUT4                       448
         SB_RAM40_4K                     1
    
    After:
       Number of cells:                628
         SB_CARRY                       77
         SB_DFF                          1
         SB_DFFE                         1
         SB_DFFESR                      64
         SB_DFFSR                       35
         SB_LUT4                       449
         SB_RAM40_4K                     1
    whitequark committed Dec 12, 2018
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    bbf2464 View commit details
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  3. Copy the full SHA
    775fdc0 View commit details
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