Add symbol versioning to libm.

svn path=/head/; revision=157196

lib/msun/Makefile

@@ -61,6 +61,12 @@ COMMON_SRCS= b_exp.c b_log.c b_tgamma.c \
 # Location of fpmath.h and _fpmath.h
 LIBCDIR=	${.CURDIR}/../libc
 CFLAGS+=	-I${LIBCDIR}/include -I${LIBCDIR}/${MACHINE_ARCH}
+SYM_MAPS+=	${.CURDIR}/Symbol.map
+
+.if defined(SYMVER_ENABLED)
+VERSION_DEF=	${LIBCDIR}/Versions.def
+SYMBOL_MAPS=	${SYM_MAPS}
+.endif
 
 # C99 long double functions
 COMMON_SRCS+=	s_copysignl.c s_fabsl.c

lib/msun/Symbol.map

@@ -0,0 +1,181 @@
+# $FreeBSD$
+FBSD_1.0 {
+	__fe_dfl_env;
+	tgamma;
+	acos;
+	acosf;
+	acosh;
+	acoshf;
+	asin;
+	asinf;
+	atan2;
+	atan2f;
+	atanh;
+	atanhf;
+	cosh;
+	coshf;
+	exp;
+	expf;
+	fmod;
+	fmodf;
+	gamma;
+	gamma_r;
+	gammaf;
+	gammaf_r;
+	hypot;
+	hypotf;
+	j0;
+	y0;
+	j0f;
+	y0f;
+	j1;
+	y1;
+	j1f;
+	y1f;
+	jn;
+	yn;
+	jnf;
+	ynf;
+	lgamma;
+	lgamma_r;
+	lgammaf;
+	lgammaf_r;
+	log;
+	log10;
+	log10f;
+	logf;
+	pow;
+	powf;
+	remainder;
+	remainderf;
+	scalb;
+	scalbf;
+	sinh;
+	sinhf;
+	sqrt;
+	sqrtf;
+	asinh;
+	asinhf;
+	atan;
+	atanf;
+	cbrt;
+	cbrtf;
+	ceil;
+	ceilf;
+	ceill;
+	cimag;
+	cimagf;
+	cimagl;
+	conj;
+	conjf;
+	conjl;
+	copysign;
+	copysignf;
+	copysignl;
+	cos;
+	cosf;
+	creal;
+	crealf;
+	creall;
+	erf;
+	erfc;
+	erff;
+	erfcf;
+	exp2;
+	exp2f;
+	expm1;
+	expm1f;
+	fabs;
+	fabsf;
+	fabsl;
+	fdim;
+	fdimf;
+	fdiml;
+	finite;
+	finitef;
+	floor;
+	floorf;
+	floorl;
+	fma;
+	fmaf;
+	fmal;
+	fmax;
+	fmaxf;
+	fmaxl;
+	fmin;
+	fminf;
+	fminl;
+	frexp;
+	frexpf;
+	frexpl;
+	ilogb;
+	ilogbf;
+	ilogbl;
+	__isfinite;
+	__isfinitef;
+	__isfinitel;
+	isnanf;
+	__isnanl;
+	__isnormal;
+	__isnormalf;
+	__isnormall;
+	llrint;
+	llrintf;
+	llround;
+	llroundf;
+	llroundl;
+	log1p;
+	log1pf;
+	logb;
+	logbf;
+	lrint;
+	lrintf;
+	lround;
+	lroundf;
+	lroundl;
+	modf;
+	modff;
+	nearbyint;
+	nearbyintf;
+	nextafter;
+	nexttoward;
+	nexttowardl;
+	nextafterl;
+	nextafterf;
+	nexttowardf;
+	remquo;
+	remquof;
+	rint;
+	rintf;
+	round;
+	roundf;
+	roundl;
+	scalbln;
+	scalblnf;
+	scalblnl;
+	scalbn;
+	scalbnl;
+	scalbnf;
+	ldexpf;
+	ldexpl;
+	__signbit;
+	__signbitf;
+	__signbitl;
+	signgam;
+	significand;
+	significandf;
+	sin;
+	sinf;
+	tan;
+	tanf;
+	tanh;
+	tanhf;
+	trunc;
+	truncf;
+	truncl;
+	cabs;
+	z_abs;
+	cabsf;
+	drem;
+	dremf;
+};

lib/msun/alpha/Makefile.inc

@@ -2,6 +2,7 @@
 
 ARCH_SRCS = s_copysign.S s_copysignf.S
 LDBL_PREC = 53
+SYM_MAPS += ${.CURDIR}/alpha/Symbol.map
 
 # XXX Comment from NetBSD/Alpha:
 # XXX LINT SIGFPEs in e_exp.c's strtod().  FP underflow/denorm software

lib/msun/alpha/Symbol.map

@@ -0,0 +1,13 @@
+# $FreeBSD$
+FBSD_1.0 {
+	fegetenv;
+	feholdexcept;
+	fesetenv;
+	feupdateenv;
+	__feenableexcept;
+	__fedisableexcept;
+	__fegetexcept;
+	feenableexcept;
+	fedisableexcept;
+	fegetexcept;
+};

lib/msun/amd64/Makefile.inc

@@ -3,3 +3,4 @@
 ARCH_SRCS = e_sqrt.S e_sqrtf.S s_llrint.S s_llrintf.S s_lrint.S s_lrintf.S \
 	    s_remquo.S s_remquof.S s_scalbn.S s_scalbnf.S s_scalbnl.S
 LDBL_PREC = 64
+SYM_MAPS += ${.CURDIR}/amd64/Symbol.map

lib/msun/amd64/Symbol.map

@@ -0,0 +1,12 @@
+# $FreeBSD$
+FBSD_1.0 {
+	fesetexceptflag;
+	feraiseexcept;
+	fegetenv;
+	feholdexcept;
+	feupdateenv;
+	__feenableexcept;
+	__fedisableexcept;
+	feenableexcept;
+	fedisableexcept;
+};

lib/msun/arm/Makefile.inc

@@ -1,3 +1,4 @@
 # $FreeBSD$
 
 LDBL_PREC = 53
+SYM_MAPS += ${.CURDIR}/arm/Symbol.map

lib/msun/arm/Symbol.map

@@ -0,0 +1,3 @@
+# $FreeBSD$
+FBSD_1.0 {
+};

lib/msun/i387/Makefile.inc

@@ -16,3 +16,4 @@ ARCH_SRCS+= e_log10f.S e_logf.S e_remainderf.S e_scalbf.S \
 ARCH_SRCS+= s_ceill.S s_copysignl.S s_floorl.S s_scalbnl.S s_truncl.S
 
 LDBL_PREC = 64	# XXX 64-bit format, but truncated to 53 bits
+SYM_MAPS += ${.CURDIR}/i387/Symbol.map

lib/msun/i387/Symbol.map

@@ -0,0 +1,14 @@
+# $FreeBSD$
+FBSD_1.0 {
+	__has_sse;
+	__test_sse;
+	fesetexceptflag;
+	feraiseexcept;
+	fegetenv;
+	feholdexcept;
+	feupdateenv;
+	__feenableexcept;
+	__fedisableexcept;
+	feenableexcept;
+	fedisableexcept;
+};

lib/msun/ia64/Makefile.inc

@@ -2,3 +2,4 @@
 
 ARCH_SRCS = s_fma.S s_fmaf.S s_fmal.S
 LDBL_PREC = 64
+SYM_MAPS += ${.CURDIR}/ia64/Symbol.map

lib/msun/ia64/Symbol.map

@@ -0,0 +1,4 @@
+# $FreeBSD$
+FBSD_1.0 {
+	feupdateenv;
+};

lib/msun/powerpc/Makefile.inc

@@ -1,3 +1,4 @@
 # $FreeBSD$
 
 LDBL_PREC = 53
+SYM_MAPS += ${.CURDIR}/powerpc/Symbol.map

lib/msun/powerpc/Symbol.map

@@ -0,0 +1,3 @@
+# $FreeBSD$
+FBSD_1.0 {
+};

lib/msun/sparc64/Makefile.inc

@@ -2,3 +2,4 @@
 
 ARCH_SRCS= e_sqrt.S e_sqrtf.S
 LDBL_PREC= 113
+SYM_MAPS+= ${.CURDIR}/sparc64/Symbol.map

lib/msun/sparc64/Symbol.map

@@ -0,0 +1,3 @@
+# $FreeBSD$
+FBSD_1.0 {
+};