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commonlib: Add support for rational number approximation

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This patch adds a function to calculate best rational approximation
for a given fraction and unit tests for it.

Change-Id: I2272d9bb31cde54e65721f95662b80754eee50c2
Signed-off-by: Vinod Polimera <quic_vpolimer@quicinc.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/66010
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Vinod Polimera
2022-07-20 17:25:44 +05:30
committed by Shelley Chen
parent 65377eba7f
commit 7528311929
5 changed files with 181 additions and 0 deletions
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4
tests/commonlib/Makefile.inc
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@@ -2,7 +2,11 @@
subdirs-y += bsd
tests-y += rational-test
tests-y += region-test
rational-test-srcs += tests/commonlib/rational-test.c
rational-test-srcs += src/commonlib/rational.c
region-test-srcs += tests/commonlib/region-test.c
region-test-srcs += src/commonlib/region.c