 Paul Mackerras
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c9a2076dd3
execute1: Remember dest GPR, RC, OE, XER for slow operations
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4 years ago |
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Paul Mackerras
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39d18d2738
Make divider hang off the side of execute1
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4 years ago |
 Anton Blanchard
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f37ef56d79
Remove unused signal
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4 years ago |
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Paul Mackerras
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5a0458dec1
divider: Fix overflow calculation
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4 years ago |
 Benjamin Herrenschmidt
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501b6daf9b
Add basic XER support
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4 years ago |
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Paul Mackerras
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374f4c536d
writeback: Do data formatting and condition recording in writeback
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5 years ago |
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Paul Mackerras
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82c19d4e7a
divider: Reduce delay in detecting 32-bit overflow
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5 years ago |
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Paul Mackerras
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c7025f9f28
divider: Add an output register
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5 years ago |
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Paul Mackerras
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d4f51e08c8
divider: Return 0 for invalid and overflow cases, like P9 does
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5 years ago |
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Paul Mackerras
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25b9450475
divider: Do absolute-value ops in divider instead of decode
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5 years ago |
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Paul Mackerras
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e6536d4b8b
divider: Always compute result/sresult/d_out.write_reg_data
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5 years ago |
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Paul Mackerras
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a01ffaeb64
Speed up the divider a little
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5 years ago |
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Paul Mackerras
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d5bc6c8824
Add a divider unit and a testbench for it
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5 years ago |
