rewrite __aeabi_read_tp in asm

[musl] / src / internal / libm.h

diff --git a/src/internal/libm.h b/src/internal/libm.h
index df86411..a2505f7 100644 (file)
--- a/src/internal/libm.h
+++ b/src/internal/libm.h
@@ -28,6 +28,17 @@ union ldshape {
                uint16_t se;
        } i;
 };
+#elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384 && __BYTE_ORDER == __BIG_ENDIAN
+/* This is the m68k variant of 80-bit long double, and this definition only works
+ * on archs where the alignment requirement of uint64_t is <= 4. */
+union ldshape {
+       long double f;
+       struct {
+               uint16_t se;
+               uint16_t pad;
+               uint64_t m;
+       } i;
+};
 #elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384 && __BYTE_ORDER == __LITTLE_ENDIAN
 union ldshape {
        long double f;