Address comments.

Author: lntue

libc/src/__support/FPUtil/riscv/sqrt.h

@@ -24,15 +24,15 @@ namespace fputil {
 #ifdef LIBC_TARGET_CPU_HAS_FPU_FLOAT
 template <> LIBC_INLINE float sqrt<float>(float x) {
   float result;
-  __asm__ __volatile__("fsqrt.s %0, %1\n\t" : "=f"(result) : "f"(x));
+  asm("fsqrt.s %0, %1\n\t" : "=f"(result) : "f"(x));
   return result;
 }
 #endif // LIBC_TARGET_CPU_HAS_FPU_FLOAT
 
 #if LIBC_TARGET_CPU_HAS_FPU_DOUBLE
 template <> LIBC_INLINE double sqrt<double>(double x) {
   double result;
-  __asm__ __volatile__("fsqrt.d %0, %1\n\t" : "=f"(result) : "f"(x));
+  asm("fsqrt.d %0, %1\n\t" : "=f"(result) : "f"(x));
   return result;
 }
 #endif // LIBC_TARGET_CPU_HAS_FPU_FLOAT

libc/src/__support/FPUtil/sqrt.h

@@ -38,7 +38,7 @@ template <> LIBC_INLINE double sqrt<double>(double x) {
 } // namespace fputil
 } // namespace LIBC_NAMESPACE_DECL
 
-#else
+#else // __builtin_elementwise_sqrt
 // Use inline assembly when __builtin_elementwise_sqrt is not available.
 #if defined(LIBC_TARGET_CPU_HAS_SSE2)
 #include "x86_64/sqrt.h"