byte-based C locale, phase 3: make MB_CUR_MAX variable to activate code

[musl] / src / internal / libm.h

diff --git a/src/internal/libm.h b/src/internal/libm.h
index ebcd784..df86411 100644 (file)
--- a/src/internal/libm.h
+++ b/src/internal/libm.h
@@ -42,6 +42,20 @@ union ldshape {
                uint64_t hi;
        } i2;
 };
+#elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384 && __BYTE_ORDER == __BIG_ENDIAN
+union ldshape {
+       long double f;
+       struct {
+               uint16_t se;
+               uint16_t top;
+               uint32_t mid;
+               uint64_t lo;
+       } i;
+       struct {
+               uint64_t hi;
+               uint64_t lo;
+       } i2;
+};
 #else
 #error Unsupported long double representation
 #endif
@@ -128,6 +142,18 @@ do {                                              \
   (d) = __u.f;                                    \
 } while (0)
 
+#undef __CMPLX
+#undef CMPLX
+#undef CMPLXF
+#undef CMPLXL
+
+#define __CMPLX(x, y, t) \
+       ((union { _Complex t __z; t __xy[2]; }){.__xy = {(x),(y)}}.__z)
+
+#define CMPLX(x, y) __CMPLX(x, y, double)
+#define CMPLXF(x, y) __CMPLX(x, y, float)
+#define CMPLXL(x, y) __CMPLX(x, y, long double)
+
 /* fdlibm kernel functions */
 
 int    __rem_pio2_large(double*,double*,int,int,int);