kernel/tools/testing/selftests/powerpc/pmu/loop.S, branch linux-4.16.y Hosts the 0x221E linux distro kernel. https://universe.0xinfinity.dev/distro/kernel/atom?h=linux-4.16.y 2014-06-11T07:03:45Z selftests/powerpc: Fix instruction loop for ABIv2 (LE) 2014-06-11T07:03:45Z Michael Ellerman mpe@ellerman.id.au 2014-06-10T12:23:07Z urn:sha1:0a6121cf337d8f5183ef1f8a8bca0734f14f4bb1 Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> selftests: Add test of PMU instruction counting on powerpc 2013-08-14T04:57:10Z Michael Ellerman michael@ellerman.id.au 2013-08-06T07:42:37Z urn:sha1:cb96143defbd5516c351595d56b608ed915b525e This commit adds a test of instruction counting using the PMU on powerpc. Although the bulk of the code is architecture agnostic, the code needs to run a precisely sized loop which is implemented in assembler. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>