xref: /titanic_50/usr/src/lib/libm/Makefile.libm.com (revision 7f11fd00fc23e2af7ae21cc8837a2b86380dcfa7)
125c28e83SPiotr Jasiukajtis#
225c28e83SPiotr Jasiukajtis# This file and its contents are supplied under the terms of the
325c28e83SPiotr Jasiukajtis# Common Development and Distribution License ("CDDL"), version 1.0.
425c28e83SPiotr Jasiukajtis# You may only use this file in accordance with the terms of version
525c28e83SPiotr Jasiukajtis# 1.0 of the CDDL.
625c28e83SPiotr Jasiukajtis#
725c28e83SPiotr Jasiukajtis# A full copy of the text of the CDDL should have accompanied this
825c28e83SPiotr Jasiukajtis# source.  A copy of the CDDL is also available via the Internet at
925c28e83SPiotr Jasiukajtis# http://www.illumos.org/license/CDDL.
1025c28e83SPiotr Jasiukajtis#
1125c28e83SPiotr Jasiukajtis
1225c28e83SPiotr Jasiukajtis#
1325c28e83SPiotr Jasiukajtis# Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
1425c28e83SPiotr Jasiukajtis#
1525c28e83SPiotr Jasiukajtis
1625c28e83SPiotr JasiukajtisLIBMDIR		= $(SRC)/lib/libm
1725c28e83SPiotr Jasiukajtis
1825c28e83SPiotr JasiukajtisLIBMSRC		= $(LIBMDIR)/common
1925c28e83SPiotr Jasiukajtis
2025c28e83SPiotr JasiukajtisCPP_CMD		= $(CC) -E -Xs
2125c28e83SPiotr Jasiukajtis
2225c28e83SPiotr JasiukajtisASSUFFIX_sparc	= S
2325c28e83SPiotr JasiukajtisASSUFFIX_i386	= s
2425c28e83SPiotr JasiukajtisASSUFFIX	= $(ASSUFFIX_$(MACH))
2525c28e83SPiotr Jasiukajtis
26*7f11fd00SRichard Lowe# With studio C99MODE of neither enabled nor disabled is "no_lib", whereby we
27*7f11fd00SRichard Lowe# expect C99-the-language, but don't modify the behaviour of library routines.
28*7f11fd00SRichard Lowe# This is VERY IMPORTANT, as -xc99=%all, for instance, would link us with
2925c28e83SPiotr Jasiukajtis# values-xpg6, which would introduce an __xpg6 to our object with the C99
3025c28e83SPiotr Jasiukajtis# flags set, causing us to default C99 libm behaviour on, breaking
3125c28e83SPiotr Jasiukajtis# compatibility.
32*7f11fd00SRichard Lowe#
33*7f11fd00SRichard Lowe# We must then, unfortunately, defeat the GNU compiler _defaulting_ to C99, by
34*7f11fd00SRichard Lowe# in that case setting it back to gnu89, which _also_ accepts C99 syntax as
35*7f11fd00SRichard Lowe# far as is important.
3625c28e83SPiotr JasiukajtisC99MODE		=
37*7f11fd00SRichard LoweCFLAGS		+= -_gcc=-std=gnu89
38*7f11fd00SRichard LoweCFLAGS64	+= -_gcc=-std=gnu89
3925c28e83SPiotr Jasiukajtis
401ec68d33SRichard LoweM4FLAGS		= -D__STDC__ -DPIC
4125c28e83SPiotr Jasiukajtis
4225c28e83SPiotr JasiukajtisLDBLDIR_sparc	= Q
4325c28e83SPiotr JasiukajtisLDBLDIR_i386	= LD
4425c28e83SPiotr JasiukajtisLDBLDIR		= $(LDBLDIR_$(MACH))
4525c28e83SPiotr Jasiukajtis
4625c28e83SPiotr JasiukajtisLM_IL		= $(LIBMDIR)/$(TARGET_ARCH)/src/locallibm.il
4725c28e83SPiotr Jasiukajtis
481ec68d33SRichard LoweCFLAGS		+= $(C_PICFLAGS) $(XSTRCONST) $(LM_IL)
491ec68d33SRichard LoweCFLAGS64	+= $(C_PICFLAGS) $(XSTRCONST) $(LM_IL)
5025c28e83SPiotr Jasiukajtissparc_CFLAGS	+= -Wa,-xarch=v8plus
5125c28e83SPiotr Jasiukajtis
521ec68d33SRichard LoweCPPFLAGS	+= -I$(LIBMSRC)/C \
5325c28e83SPiotr Jasiukajtis		-I$(LIBMSRC)/$(LDBLDIR) -I$(LIBMDIR)/$(TARGET_ARCH)/src
5425c28e83SPiotr Jasiukajtis
5525c28e83SPiotr Jasiukajtis# GCC needs __C99FEATURES__ such that the implementations of isunordered,
5625c28e83SPiotr Jasiukajtis# isgreaterequal, islessequal, etc, exist.  This is basically equivalent to
5725c28e83SPiotr Jasiukajtis# providing no -xc99 to Studio, in that it gets us the C99 language features,
58*7f11fd00SRichard Lowe# but not values-xpg6, the reason for which is outlined with C99MODE.
5925c28e83SPiotr JasiukajtisCFLAGS		+= -_gcc=-D__C99FEATURES__
6025c28e83SPiotr JasiukajtisCFLAGS64	+= -_gcc=-D__C99FEATURES__
6125c28e83SPiotr Jasiukajtis
6225c28e83SPiotr Jasiukajtis# libm depends on integer overflow characteristics
6325c28e83SPiotr JasiukajtisCFLAGS		+= -_gcc=-fno-strict-overflow
6425c28e83SPiotr JasiukajtisCFLAGS64	+= -_gcc=-fno-strict-overflow
6525c28e83SPiotr Jasiukajtis
6625c28e83SPiotr Jasiukajtis$(DYNLIB) 	:= LDLIBS += -lc
6725c28e83SPiotr Jasiukajtis
6825c28e83SPiotr Jasiukajtis$(LINTLIB) 	:= SRCS = $(LIBMSRC)/$(LINTSRC)
6925c28e83SPiotr Jasiukajtis
7025c28e83SPiotr JasiukajtisCLEANFILES 	+= pics/*.s pics/*.S
7125c28e83SPiotr Jasiukajtis
7225c28e83SPiotr JasiukajtisFPDEF_amd64	= -DARCH_amd64
7325c28e83SPiotr JasiukajtisFPDEF_sparc	= -DCG89 -DARCH_v8plus -DFPADD_TRAPS_INCOMPLETE_ON_NAN
7425c28e83SPiotr JasiukajtisFPDEF_sparcv9	= -DARCH_v9 -DFPADD_TRAPS_INCOMPLETE_ON_NAN
7525c28e83SPiotr JasiukajtisFPDEF		= $(FPDEF_$(TARGET_ARCH))
7625c28e83SPiotr Jasiukajtis
7725c28e83SPiotr JasiukajtisASFLAGS		= -P -D_ASM $(FPDEF)
7825c28e83SPiotr Jasiukajtis
7925c28e83SPiotr JasiukajtisXARCH_sparc	= v8plus
8025c28e83SPiotr JasiukajtisXARCH_sparcv9	= v9
8125c28e83SPiotr JasiukajtisXARCH_i386	= f80387
8225c28e83SPiotr JasiukajtisXARCH_amd64	= amd64
8325c28e83SPiotr JasiukajtisXARCH		= $(XARCH_$(TARGET_ARCH))
8425c28e83SPiotr Jasiukajtis
8525c28e83SPiotr JasiukajtisASOPT_sparc	= -xarch=$(XARCH) $(AS_PICFLAGS)
8625c28e83SPiotr JasiukajtisASOPT_sparcv9	= -xarch=$(XARCH) $(AS_PICFLAGS)
8725c28e83SPiotr JasiukajtisASOPT_i386	=
8825c28e83SPiotr JasiukajtisASOPT_amd64	= -xarch=$(XARCH) $(AS_PICFLAGS)
8925c28e83SPiotr JasiukajtisASOPT		= $(ASOPT_$(TARGET_ARCH))
9025c28e83SPiotr Jasiukajtis
9125c28e83SPiotr JasiukajtisASFLAGS		+= $(ASOPT)
9225c28e83SPiotr Jasiukajtis
9325c28e83SPiotr JasiukajtisCPPFLAGS_sparc = -DFPADD_TRAPS_INCOMPLETE_ON_NAN \
9425c28e83SPiotr Jasiukajtis	-DFDTOS_TRAPS_INCOMPLETE_IN_FNS_MODE
9525c28e83SPiotr Jasiukajtis
9625c28e83SPiotr JasiukajtisCPPFLAGS	+= $(CPPFLAGS_$(MACH))
9725c28e83SPiotr JasiukajtisASFLAGS		+= $(CPPFLAGS)
98