mratsim
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8865ab874f
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init from uint of the same size
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2018-02-17 18:32:23 +01:00 |
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mratsim
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f06c02cf2a
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5% more speed to divmod
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2018-02-17 17:57:26 +01:00 |
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mratsim
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6fd471f243
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Add division test + consistent Subtype conversion use
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2018-02-17 12:44:51 +01:00 |
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mratsim
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ac902b2a23
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20% divmod improvement by using GCC Clang builtins when possible
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2018-02-17 12:02:51 +01:00 |
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mratsim
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00040e4d38
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45% faster division with 45% faster shifts (and maintainable). Fixes #1
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2018-02-17 01:11:18 +01:00 |
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mratsim
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43cb3441bc
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Division/modulo 2x faster by removing shift in MpUint bit_length
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2018-02-17 00:47:17 +01:00 |
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mratsim
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1c5da77a29
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Add divmod i.e. division + modulo done!
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2018-02-16 22:17:13 +01:00 |
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mratsim
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a8f50c4dbe
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small quality of life fix + auto conversion of booleans
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2018-02-16 21:07:51 +01:00 |
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mratsim
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834ff19a25
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Add comparison operators + tests + fix shr forward declaration
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2018-02-16 17:48:54 +01:00 |
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mratsim
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f044d8a476
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Add note about branchless shift being cryptographically preferable
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2018-02-16 17:02:09 +01:00 |
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mratsim
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5886d76ebc
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Add alternative branchless shift implementation (TODO benchmark on ARM)
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2018-02-16 16:47:52 +01:00 |
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mratsim
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6e27069298
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less branching for shift ops
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2018-02-16 14:30:07 +01:00 |
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mratsim
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35e80263a3
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Add shift operators (WIP recursive implementation is slow)
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2018-02-16 13:54:38 +01:00 |
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mratsim
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cec8a752fb
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Fix shift by bytes/bit in multiplication (need tests)
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2018-02-16 13:54:03 +01:00 |
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mratsim
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71d1f5bd19
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Update README with build status
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2018-02-16 11:48:56 +01:00 |
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mratsim
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cd7929f187
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Add continuous integration
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2018-02-16 11:45:45 +01:00 |
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mratsim
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f861af840a
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Use Nim input convention x, y instead of a,b
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2018-02-16 11:38:48 +01:00 |
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mratsim
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32efae91ee
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add basic logical operations
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2018-02-16 11:33:11 +01:00 |
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mratsim
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994be7fa61
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We aren't using Karatsuba actually but school-grade naive mul
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2018-02-16 11:01:03 +01:00 |
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mratsim
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d60419a731
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Karatsuba: shift constant was hardcoded + Add full overflow tests
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2018-02-16 09:40:21 +01:00 |
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mratsim
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02be5c3e90
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[WIP] Add multiplication with Karatsuba algorithm + basic test
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2018-02-16 09:22:23 +01:00 |
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mratsim
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4d7d5897cd
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Add substraction implementation
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2018-02-15 23:28:31 +01:00 |
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mratsim
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fc6483d42e
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Implement addition (including proper overflow behaviour)
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2018-02-15 20:26:10 +01:00 |
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mratsim
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839123b2a4
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use C backend by default for testing
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2018-02-15 15:09:58 +01:00 |
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mratsim
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6f77899709
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Add basic data structure, initialization and endianess test
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2018-02-15 15:01:08 +01:00 |
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mratsim
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364e11cf28
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initial commit
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2018-02-15 13:11:01 +01:00 |