[libc-commits] [libc] [libc][math] Update getpayload and fmul with NaN inputs. (PR #99812)

[Mikhail R. Gadelha via libc-commits]

mikhailramalho wrote:

Could you also add the following to this PR?
```
diff --git a/libc/config/linux/riscv/entrypoints.txt b/libc/config/linux/riscv/entrypoints.txt
index 54a382eccb54..f1be6a3f8606 100644
--- a/libc/config/linux/riscv/entrypoints.txt
+++ b/libc/config/linux/riscv/entrypoints.txt
@@ -377,6 +377,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.cosf
     libc.src.math.coshf
     libc.src.math.cospif
+    libc.src.math.dmull
     libc.src.math.erff
     libc.src.math.exp
     libc.src.math.exp10
@@ -433,6 +434,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.libc
     fmodf.src.math.fmodl
     libc.src.math.fmul
+    libc.src.math.fmull
     libc.src.math.frexp
     libc.src.math.frexpf
     libc.src.math.frexpl
```

https://github.com/llvm/llvm-project/pull/99812