[libc][NFC] Remove DEFAULT_DOUBLE_SPLIT macro.

[lntue]

No description provided.

[llvmbot]

@llvm/pr-subscribers-libc

Author: None (lntue)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/126822.diff

2 Files Affected:

• (modified) libc/src/__support/FPUtil/double_double.h (+1-3)
• (modified) libc/src/math/generic/range_reduction_double_common.h (+1-1)

diff --git a/libc/src/__support/FPUtil/double_double.h b/libc/src/__support/FPUtil/double_double.h
index 8c318cfbed363..b24ffd4aa456f 100644
--- a/libc/src/__support/FPUtil/double_double.h
+++ b/libc/src/__support/FPUtil/double_double.h
@@ -18,14 +18,12 @@
 namespace LIBC_NAMESPACE_DECL {
 namespace fputil {
 
-#define DEFAULT_DOUBLE_SPLIT 27
-
 template <typename T> struct DefaultSplit;
 template <> struct DefaultSplit<float> {
   static constexpr size_t VALUE = 12;
 };
 template <> struct DefaultSplit<double> {
-  static constexpr size_t VALUE = DEFAULT_DOUBLE_SPLIT;
+  static constexpr size_t VALUE = 27;
 };
 
 using DoubleDouble = NumberPair<double>;
diff --git a/libc/src/math/generic/range_reduction_double_common.h b/libc/src/math/generic/range_reduction_double_common.h
index 06aeb49495ad2..711a12219c847 100644
--- a/libc/src/math/generic/range_reduction_double_common.h
+++ b/libc/src/math/generic/range_reduction_double_common.h
@@ -21,7 +21,7 @@
 namespace LIBC_NAMESPACE_DECL {
 
 #ifdef LIBC_TARGET_CPU_HAS_FMA
-static constexpr unsigned SPLIT = DEFAULT_DOUBLE_SPLIT;
+static constexpr unsigned SPLIT = fputil::DefaultSplit<double>::VALUE;
 #else
 // When there is no-FMA instructions, in order to have exact product of 2 double
 // precision with directional roundings, we need to lower the precision of the