[libc][docs] add page linking to talks (#84393)

Author: nickdesaulniers

libc/docs/index.rst

@@ -78,6 +78,7 @@ stages there is no ABI stability in any form.
    dev/index.rst
    porting
    contributing
+   talks
 
 .. toctree::
    :hidden:

libc/docs/talks.rst

@@ -0,0 +1,29 @@
+=====
+Talks
+=====
+----
+2023
+----
+* Math functions in LLVM libc or yet another correctly rounded libm - Tue Ly
+
+  * `video <https://www.youtube.com/watch?v=kBSJqVWNQLY>`__
+* The LLVM C Library for GPUs - Joseph Huber
+
+  * `slides <https://llvm.org/devmtg/2023-10/slides/techtalks/Huber-LibCforGPUs.pdf>`__
+  * `video <https://www.youtube.com/watch?v=_LLGc48GYHc>`__
+
+----
+2022
+----
+* Using LLVM's libc - Sivachandra Reddy, Michael Jones, Tue Ly
+
+  * `slides <https://llvm.org/devmtg/2022-11/slides/Tutorial1-UsingLLVM-libc.pdf>`__
+  * `video <https://www.youtube.com/watch?v=OpY4lnpnbq4>`__
+* Using modern CPU instructions to improve LLVM's libc math library - Tue Ly
+
+  * `slides <https://llvm.org/devmtg/2022-11/slides/QuickTalk7-UsingModernCPUInstructionsToImproveLLVM-libcMathLib>`__
+  * `video <https://www.youtube.com/watch?v=9bvdbdn0nMA>`__
+* Approximating at Scale: How strto float in LLVM’s libc is faster - Michael Jones
+
+  * `slides <https://llvm.org/devmtg/2022-11/slides/QuickTalk3-ApproximatingatScale-StringToFloat.pdf>`__
+  * `video <https://www.youtube.com/watch?v=s-UjbTV8p6g>`__