backport libm markers that trigger when an elementary function takes the slow path
Issue
- Please backport the following libm markers from Fedora 17 to RHEL6
$ eu-readelf -n libm.so | grep Name
Provider: libm, Name: slowexp_p6, Args: '8@%rax 8@%rbx'
Provider: libm, Name: slowexp_p32, Args: '8@%rax 8@%rbx'
Provider: libm, Name: slowpow_p6, Args: '8@%rax 8@%rdx 8@%rcx 8@%rbx'
Provider: libm, Name: slowpow_p32, Args: '8@%rax 8@%rdx 8@%rcx 8@%rbx'
Provider: libm, Name: slowexp_p6, Args: '8@%rax 8@%rbx'
Provider: libm, Name: slowexp_p32, Args: '8@%rax 8@%rbx'
Provider: libm, Name: slowpow_p6, Args: '8@%rax 8@%rdx 8@%rcx 8@%rbx'
Provider: libm, Name: slowpow_p32, Args: '8@%rax 8@%rdx 8@%rcx 8@%rbx'
Provider: libm, Name: slowexp_p6, Args: '8@%rax 8@%rbx'
Provider: libm, Name: slowexp_p32, Args: '8@%rax 8@%rbx'
- The functionality would greatly enhance the ability to troubleshoot issues.
- The fact that debuginfo is not needed, the targets are in areas of interest and that the target is a named location are motivating factors for this request.
Environment
- Red Hat Enterprise Linux 6
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