Initial import

third_party/duktape/duk_fltunion.h

@@ -0,0 +1,39 @@
+/*
+ *  Union to access IEEE float memory representation.
+ */
+
+#if !defined(DUK_FLTUNION_H_INCLUDED)
+#define DUK_FLTUNION_H_INCLUDED
+
+#include "third_party/duktape/duk_internal.h"
+
+union duk_float_union {
+	float f;
+	duk_uint32_t ui[1];
+	duk_uint16_t us[2];
+	duk_uint8_t uc[4];
+};
+
+typedef union duk_float_union duk_float_union;
+
+#if defined(DUK_USE_DOUBLE_LE) || defined(DUK_USE_DOUBLE_ME)
+#define DUK_FLT_IDX_UI0    0
+#define DUK_FLT_IDX_US0    1
+#define DUK_FLT_IDX_US1    0
+#define DUK_FLT_IDX_UC0    3
+#define DUK_FLT_IDX_UC1    2
+#define DUK_FLT_IDX_UC2    1
+#define DUK_FLT_IDX_UC3    0
+#elif defined(DUK_USE_DOUBLE_BE)
+#define DUK_FLT_IDX_UI0    0
+#define DUK_FLT_IDX_US0    0
+#define DUK_FLT_IDX_US1    1
+#define DUK_FLT_IDX_UC0    0
+#define DUK_FLT_IDX_UC1    1
+#define DUK_FLT_IDX_UC2    2
+#define DUK_FLT_IDX_UC3    3
+#else
+#error internal error
+#endif
+
+#endif  /* DUK_FLTUNION_H_INCLUDED */