X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Finternal%2Flibm.h;h=52ac61eca682e96d89a8cdeab9d66d1447752f2a;hb=34660d73bd0db29469d2758e1b48d2360edf3a2f;hp=46c4b56451aa32fd70929628fc4687552f71ae6a;hpb=6d3f1a39c14b12026df84f386875b094e3652990;p=musl

diff --git a/src/internal/libm.h b/src/internal/libm.h
index 46c4b564..52ac61ec 100644
--- a/src/internal/libm.h
+++ b/src/internal/libm.h
@@ -17,6 +17,7 @@
 #include <float.h>
 #include <math.h>
 #include <complex.h>
+#include <endian.h>
 
 #include "longdbl.h"
 
@@ -32,6 +33,33 @@ union dshape {
 	uint64_t bits;
 };
 
+#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
+#elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384 && __BYTE_ORDER == __LITTLE_ENDIAN
+union ldshape {
+	long double f;
+	struct {
+		uint64_t m;
+		uint16_t se;
+	} i;
+};
+#elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384 && __BYTE_ORDER == __LITTLE_ENDIAN
+union ldshape {
+	long double f;
+	struct {
+		uint64_t lo;
+		uint32_t mid;
+		uint16_t top;
+		uint16_t se;
+	} i;
+	struct {
+		uint64_t lo;
+		uint64_t hi;
+	} i2;
+};
+#else
+#error Unsupported long double representation
+#endif
+
 #define FORCE_EVAL(x) do {                          \
 	if (sizeof(x) == sizeof(float)) {           \
 		volatile float __x;                 \
@@ -168,12 +196,4 @@ long double __p1evll(long double, const long double *, int);
 #define STRICT_ASSIGN(type, lval, rval) ((lval) = (type)(rval))
 #endif
 
-/* complex */
-
-#ifndef CMPLX
-#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)
-#endif
-
 #endif