From e683c74eba2d28d042a4590995516df84459257e Mon Sep 17 00:00:00 2001 From: baewoojin <dnwls514@ajou.ac.kr> Date: Wed, 19 Aug 2020 13:29:43 +0900 Subject: [PATCH] Update README.md --- README.md | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/README.md b/README.md index a9fd375..7460fde 100644 --- a/README.md +++ b/README.md @@ -251,6 +251,20 @@ ~~~ - with using sine table and sine function can derive the appropriate sine value. +### 3. speed vertification review +- a. mul + ~~~ + Each sample counts as 0.01 seconds. + % cumulative self self total + time seconds seconds calls ns/call ns/call name + 29.82 0.34 0.34 10000000 34.00 34.00 fx_s3132_longlong_mul1 + 29.82 0.68 0.34 main + 21.93 0.93 0.25 10000000 25.00 25.00 fx_s3132_longlong_mul2 + 18.42 1.14 0.21 10000000 21.00 21.00 fx_s3132_longlong_mul + ~~~ + - It can be seen that the speed is different for each fuction. + - fuction that multiplies fa and fb and divides it by 2^32 is fatest. + - from the above result, it can be seen that there is a difference in call speed depending on how the shift operation is used. -- GitLab