Rename ONE_OVER_F to ONE_OVER_F_F

Author: overmighty

libc/src/math/generic/expxf16.h

@@ -305,7 +305,7 @@ constexpr cpp::array<float, 32> LOGF_F = {
 // Generated by Sollya with the following commands:
 //   > display = hexadecimal;
 //   > for i from 0 to 31 do print(round(1 / (1 + i * 2^-5), SG, RN));
-constexpr cpp::array<float, 32> ONE_OVER_F = {
+constexpr cpp::array<float, 32> ONE_OVER_F_F = {
     0x1p+0f,        0x1.f07c2p-1f,  0x1.e1e1e2p-1f, 0x1.d41d42p-1f,
     0x1.c71c72p-1f, 0x1.bacf92p-1f, 0x1.af286cp-1f, 0x1.a41a42p-1f,
     0x1.99999ap-1f, 0x1.8f9c18p-1f, 0x1.861862p-1f, 0x1.7d05f4p-1f,

libc/src/math/generic/logf16.cpp

@@ -139,7 +139,7 @@ LLVM_LIBC_FUNCTION(float16, logf16, (float16 x)) {
   x_bits.set_biased_exponent(FPBits::EXP_BIAS);
   float mant_f = x_bits.get_val();
   // v = 1.mant * 1/f - 1 = d/f
-  float v = fputil::multiply_add(mant_f, ONE_OVER_F[f], -1.0f);
+  float v = fputil::multiply_add(mant_f, ONE_OVER_F_F[f], -1.0f);
 
   // Degree-3 minimax polynomial generated by Sollya with the following
   // commands: