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Merge pull request #1086 from Kelimion/bigint

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big: Temporarily disable Toom.
This commit is contained in:
Jeroen van Rijn
2021-08-16 22:19:10 +02:00
committed by GitHub
parent 19386814b3 3af078e941
commit eae98feb7a
4 changed files with 15 additions and 7 deletions
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core/math/big/build.bat
+3 -2
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@@ -1,8 +1,9 @@
@echo off @echo off
:odin run . -vet :odin run . -vet -o:speed -no-bounds-check
: -o:size : -o:size
:odin build . -build-mode:shared -show-timings -o:minimal -no-bounds-check -define:MATH_BIG_EXE=false && python test.py -fast-tests :odin build . -build-mode:shared -show-timings -o:minimal -no-bounds-check -define:MATH_BIG_EXE=false && python test.py -fast-tests
:odin build . -build-mode:shared -show-timings -o:size -no-bounds-check -define:MATH_BIG_EXE=false && python test.py -fast-tests :odin build . -build-mode:shared -show-timings -o:size -no-bounds-check -define:MATH_BIG_EXE=false && python test.py -fast-tests
:odin build . -build-mode:shared -show-timings -o:size -define:MATH_BIG_EXE=false && python test.py -fast-tests :odin build . -build-mode:shared -show-timings -o:size -define:MATH_BIG_EXE=false && python test.py -fast-tests
odin build . -build-mode:shared -show-timings -o:speed -no-bounds-check -define:MATH_BIG_EXE=false && python test.py -fast-tests odin build . -build-mode:shared -show-timings -o:speed -no-bounds-check -define:MATH_BIG_EXE=false && python test.py
: -fast-tests
:odin build . -build-mode:shared -show-timings -o:speed -define:MATH_BIG_EXE=false && python test.py -fast-tests :odin build . -build-mode:shared -show-timings -o:speed -define:MATH_BIG_EXE=false && python test.py -fast-tests
core/math/big/example.odin
+6 -3
View File
@@ -211,9 +211,12 @@ demo :: proc() {
atoi(b, "378271691190525325893712245607881659587045836991909505715443874842659307597325888631898626653926188084180707310543535657996185416604973577488563643125766400", 10); atoi(b, "378271691190525325893712245607881659587045836991909505715443874842659307597325888631898626653926188084180707310543535657996185416604973577488563643125766400", 10);
print("b: ", b, 10, true, true, true); print("b: ", b, 10, true, true, true);
// _private_mul_karatsuba(c, a, b); factorial(c, 10_000);
_private_int_mul_toom(c, a, b);
// 232651448952541576870611266174879305550351371288854695862580414333123414997160350830885091499735909790287667499899722495800734048928379224433901855785208987458832826418636718381316545267329375006999278984386253755079362097682611712000 // 120CCAA2076ADF69F75A97695E6C1C2A4E6F377DF92226E43B
cs, _ := itoa(c, 16);
defer delete(cs);
print("c: ", c, 10, true, true, true); print("c: ", c, 10, true, true, true);
} }
core/math/big/internal.odin
+5 -1
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@@ -674,7 +674,11 @@ internal_int_mul :: proc(dest, src, multiplier: ^Int, allocator := context.alloc
*/ */
max_used >= 2 * min_used { max_used >= 2 * min_used {
// err = s_mp_mul_balance(a,b,c); // err = s_mp_mul_balance(a,b,c);
} else if min_used >= MUL_TOOM_CUTOFF { } else if false && min_used >= MUL_TOOM_CUTOFF {
/*
Toom path commented out until it no longer fails Factorial 10k or 100k,
as reveaved in the long test.
*/
err = #force_inline _private_int_mul_toom(dest, src, multiplier); err = #force_inline _private_int_mul_toom(dest, src, multiplier);
} else if min_used >= MUL_KARATSUBA_CUTOFF { } else if min_used >= MUL_KARATSUBA_CUTOFF {
err = #force_inline _private_int_mul_karatsuba(dest, src, multiplier); err = #force_inline _private_int_mul_karatsuba(dest, src, multiplier);
core/math/big/test.py
+1 -1
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@@ -532,7 +532,7 @@ TESTS = {
if not args.fast_tests: if not args.fast_tests:
TESTS[test_factorial].append( TESTS[test_factorial].append(
# This one on its own takes around 800ms, so we exclude it for FAST_TESTS # This one on its own takes around 800ms, so we exclude it for FAST_TESTS
[ 100_000 ], [ 10_000 ],
) )
total_passes = 0 total_passes = 0