Merge pull request #19 from stsp/lto

Lto

include/float.h

@@ -5,52 +5,53 @@
 #define __dj_include_float_h_
 
 #include <libc/asmobj.h>
+#include <libc/ieee.h>
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-extern float __dj_float_epsilon;
-extern float __dj_float_max;
-extern float __dj_float_min;
+extern _float_union_t __dj_float_epsilon;
+extern _float_union_t __dj_float_max;
+extern _float_union_t __dj_float_min;
 
 #define FLT_DIG		6
-#define FLT_EPSILON	__dj_float_epsilon
+#define FLT_EPSILON	__dj_float_epsilon.f
 #define FLT_MANT_DIG	24
-#define FLT_MAX		__dj_float_max
+#define FLT_MAX		__dj_float_max.f
 #define FLT_MAX_10_EXP	38
 #define FLT_MAX_EXP	128
-#define FLT_MIN		__dj_float_min
+#define FLT_MIN		__dj_float_min.f
 #define FLT_MIN_10_EXP	(-37)
 #define FLT_MIN_EXP	(-125)
 #define FLT_RADIX	2
 #define FLT_ROUNDS	1
 
-extern double __dj_double_epsilon;
-extern double __dj_double_max;
-extern double __dj_double_min;
+extern _double_union_t __dj_double_epsilon;
+extern _double_union_t __dj_double_max;
+extern _double_union_t __dj_double_min;
 
 #define DBL_DIG		15
-#define DBL_EPSILON	__dj_double_epsilon
+#define DBL_EPSILON	__dj_double_epsilon.d
 #define DBL_MANT_DIG	53
-#define DBL_MAX		__dj_double_max
+#define DBL_MAX		__dj_double_max.d
 #define DBL_MAX_10_EXP	308
 #define DBL_MAX_EXP	1024
-#define DBL_MIN		__dj_double_min
+#define DBL_MIN		__dj_double_min.d
 #define DBL_MIN_10_EXP	(-307)
 #define DBL_MIN_EXP	(-1021)
 
-extern long double __dj_long_double_epsilon;
-extern long double __dj_long_double_max;
-extern long double __dj_long_double_min;
+extern _longdouble_union_t __dj_long_double_epsilon;
+extern _longdouble_union_t __dj_long_double_max;
+extern _longdouble_union_t __dj_long_double_min;
 
 #define LDBL_DIG	18
-#define LDBL_EPSILON	__dj_long_double_epsilon
+#define LDBL_EPSILON	__dj_long_double_epsilon.ld
 #define LDBL_MANT_DIG	64
-#define LDBL_MAX	__dj_long_double_max
+#define LDBL_MAX	__dj_long_double_max.ld
 #define LDBL_MAX_10_EXP	4932
 #define LDBL_MAX_EXP	16384
-#define LDBL_MIN	__dj_long_double_min
+#define LDBL_MIN	__dj_long_double_min.ld
 #define LDBL_MIN_10_EXP	(-4931)
 #define LDBL_MIN_EXP	(-16381)
 

include/math.h

@@ -17,11 +17,13 @@
 extern "C" {
 #endif
 
+#include <libc/ieee.h>
+
 #ifndef __dj_ENFORCE_ANSI_FREESTANDING
 
-extern double __dj_huge_val;
+extern _double_union_t __dj_huge_val;
 
-#define HUGE_VAL  __dj_huge_val
+#define HUGE_VAL  __dj_huge_val.d
 
 double acos(double _x);
 double asin(double _x);
@@ -96,16 +98,16 @@ extern long double frexpl(long double, int *);
 #if (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) \
   || !defined(__STRICT_ANSI__) || defined(__cplusplus)
 
-extern float       __dj_huge_valf;
-extern long double __dj_huge_vall;
+extern _float_union_t      __dj_huge_valf;
+extern _longdouble_union_t __dj_huge_vall;
 
-#define HUGE_VALF __dj_huge_valf
-#define HUGE_VALL __dj_huge_vall
+#define HUGE_VALF __dj_huge_valf.f
+#define HUGE_VALL __dj_huge_vall.ld
 
 #define INFINITY  HUGE_VALF
 
-extern float       __dj_nan;
-#define NAN        __dj_nan
+extern _float_union_t   __dj_nan;
+#define NAN             __dj_nan.f
 
 #define FP_INFINITE     0x00000001
 #define FP_NAN          0x00000002

src/libc/ansi/math/huge_val.c

@@ -1,4 +1,4 @@
 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-double_t __dj_huge_val = { 0x00000, 0x00000, 0x7ff, 0x0 };
+_double_union_t __dj_huge_val = { .dt = { 0x00000, 0x00000, 0x7ff, 0x0 } };

src/libc/ansif/float/float_de.c

@@ -1,4 +1,4 @@
 /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-double_t __dj_double_epsilon = { 0x00000000, 0x00000, 0x3cb, 0x0 };
+_double_union_t __dj_double_epsilon = { .dt = { 0x00000000, 0x00000, 0x3cb, 0x0 } };

src/libc/ansif/float/float_dm.c

@@ -1,4 +1,4 @@
 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-double_t __dj_double_min     = { 0x00000000, 0x00000, 0x001, 0x0 };
+_double_union_t __dj_double_min = { .dt = { 0x00000000, 0x00000, 0x001, 0x0 } };

src/libc/ansif/float/float_dx.c

@@ -1,4 +1,4 @@
 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-double_t __dj_double_max     = { 0xffffffffU, 0xfffff, 0x7fe, 0x0 };
+_double_union_t __dj_double_max = { .dt = { 0xffffffffU, 0xfffff, 0x7fe, 0x0 } };

src/libc/ansif/float/float_fe.c

@@ -1,4 +1,4 @@
 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-float_t __dj_float_epsilon = { 0x000000, 0x68, 0x0 };
+_float_union_t __dj_float_epsilon = { .ft = { 0x000000, 0x68, 0x0 } };

src/libc/ansif/float/float_fm.c

@@ -1,4 +1,4 @@
 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-float_t __dj_float_min     = { 0x000000, 0x01, 0x0 };
+_float_union_t __dj_float_min = { .ft = { 0x000000, 0x01, 0x0 } };

src/libc/ansif/float/float_fx.c

@@ -1,4 +1,4 @@
 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-float_t __dj_float_max     = { 0x7fffff, 0xfe, 0x0 };
+_float_union_t __dj_float_max = { .ft = { 0x7fffff, 0xfe, 0x0 } };

src/libc/ansif/float/float_le.c

@@ -1,4 +1,4 @@
 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-long_double_t __dj_long_double_epsilon = { 0x00000000, 0x80000000U, 0x3fc0, 0x0 };
+_longdouble_union_t __dj_long_double_epsilon = { .ldt = { 0x00000000, 0x80000000U, 0x3fc0, 0x0 } };

src/libc/ansif/float/float_lm.c

@@ -1,4 +1,4 @@
 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-long_double_t __dj_long_double_min     = { 0x00000000, 0x80000000U, 0x0001, 0x0 };
+_longdouble_union_t __dj_long_double_min = { .ldt = { 0x00000000, 0x80000000U, 0x0001, 0x0 } };

src/libc/ansif/float/float_lx.c

@@ -1,4 +1,4 @@
 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-long_double_t __dj_long_double_max     = { 0xffffffffU, 0xffffffffU, 0x7ffe, 0x0 };
+_longdouble_union_t __dj_long_double_max = { .ldt = { 0xffffffffU, 0xffffffffU, 0x7ffe, 0x0 } };

src/libc/c99/math/hugevalf.c

@@ -1,4 +1,4 @@
 /* Copyright (C) 2003 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-float_t __dj_huge_valf = { 0x00000, 0xff, 0x0 };
+_float_union_t __dj_huge_valf = { .ft = { 0x00000, 0xff, 0x0 } };

src/libc/c99/math/hugevall.c

@@ -3,4 +3,4 @@
 /* Copyright (C) 2003 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-long_double_t __dj_huge_vall = { 0x00000000, 0x80000000, 0x7fff, 0x0 };
+_longdouble_union_t __dj_huge_vall = { .ldt = { 0x00000000, 0x80000000, 0x7fff, 0x0 } };

src/libc/c99/math/nan_def.c

@@ -1,4 +1,4 @@
 /* Copyright (C) 2003 DJ Delorie, see COPYING.DJ for details */
 #include <libc/ieee.h>
 
-float_t __dj_nan = { 0x7fffff, 0xff, 0x0 };
+_float_union_t __dj_nan = { .ft = { 0x7fffff, 0xff, 0x0 } };

src/makefile.cfg

@@ -9,6 +9,7 @@ gcc.opt: makefile.cfg
 	@echo "-fno-common" >>$@
 	@echo "-fpic" >>$@
 	@echo "-ffreestanding" >>$@
+	@echo "-flto=auto" >>$@
 	@echo "-nostdinc" >>$@
 	@echo "-ggdb3" >>$@
 	@echo "-Og" >>$@