3 # Set default CPU compile flags and baseline CPUTYPE for each arch. The
4 # compile flags must support the minimum CPU type for each architecture but
5 # may tune support for more advanced processors.
7 .if !defined(CPUTYPE) || empty(CPUTYPE)
9 . if ${MACHINE_ARCH} == "i386"
11 . elif ${MACHINE_ARCH} == "amd64"
12 MACHINE_CPU = amd64 sse2 sse
13 . elif ${MACHINE_ARCH} == "ia64"
15 . elif ${MACHINE_ARCH} == "powerpc"
17 . elif ${MACHINE_ARCH} == "sparc64"
18 . elif ${MACHINE_ARCH} == "arm"
20 . elif ${MACHINE_ARCH} == "mips"
25 # Handle aliases (not documented in make.conf to avoid user confusion
26 # between e.g. i586 and pentium)
28 . if ${MACHINE_ARCH} == "i386"
29 . if ${CPUTYPE} == "nocona"
31 . elif ${CPUTYPE} == "core" || ${CPUTYPE} == "core2"
33 . elif ${CPUTYPE} == "p4"
35 . elif ${CPUTYPE} == "p4m"
37 . elif ${CPUTYPE} == "p3"
39 . elif ${CPUTYPE} == "p3m"
41 . elif ${CPUTYPE} == "p-m"
43 . elif ${CPUTYPE} == "p2"
45 . elif ${CPUTYPE} == "i686"
47 . elif ${CPUTYPE} == "i586/mmx"
49 . elif ${CPUTYPE} == "i586"
51 . elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
54 . elif ${CPUTYPE} == "k7"
57 . elif ${MACHINE_ARCH} == "amd64"
58 . if ${CPUTYPE} == "prescott" || ${CPUTYPE} == "core2"
63 ###############################################################################
64 # Logic to set up correct gcc optimization flag. This must be included
65 # after /etc/make.conf so it can react to the local value of CPUTYPE
66 # defined therein. Consult:
67 # http://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html
68 # http://gcc.gnu.org/onlinedocs/gcc/IA_002d64-Options.html
69 # http://gcc.gnu.org/onlinedocs/gcc/RS_002f6000-and-PowerPC-Options.html
70 # http://gcc.gnu.org/onlinedocs/gcc/MIPS-Options.html
71 # http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html
72 # http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86_002d64-Options.html
74 . if ${MACHINE_ARCH} == "i386"
75 . if ${CPUTYPE} == "crusoe"
76 _CPUCFLAGS = -march=i686 -falign-functions=0 -falign-jumps=0 -falign-loops=0
77 . elif ${CPUTYPE} == "k5"
78 _CPUCFLAGS = -march=pentium
80 _CPUCFLAGS = -march=${CPUTYPE}
81 . endif # GCC on 'i386'
82 . if ${CPUTYPE} == "crusoe"
83 _ICC_CPUCFLAGS = -tpp6 -xiM
84 . elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \
85 ${CPUTYPE} == "athlon-4"
86 _ICC_CPUCFLAGS = -tpp6 -xiMK
87 . elif ${CPUTYPE} == "athlon-tbird" || ${CPUTYPE} == "athlon"
88 _ICC_CPUCFLAGS = -tpp6 -xiM
89 . elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" || ${CPUTYPE} == "k6"
90 _ICC_CPUCFLAGS = -tpp6 -xi
91 . elif ${CPUTYPE} == "k5"
92 _ICC_CPUCFLAGS = -tpp5
93 . elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m"
94 _ICC_CPUCFLAGS = -tpp7 -xiMKW
95 . elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m" || \
96 ${CPUTYPE} == "pentium-m"
97 _ICC_CPUCFLAGS = -tpp6 -xiMK
98 . elif ${CPUTYPE} == "pentium2" || ${CPUTYPE} == "pentiumpro"
99 _ICC_CPUCFLAGS = -tpp6 -xiM
100 . elif ${CPUTYPE} == "pentium-mmx"
101 _ICC_CPUCFLAGS = -tpp5 -xM
102 . elif ${CPUTYPE} == "pentium"
103 _ICC_CPUCFLAGS = -tpp5
106 . endif # ICC on 'i386'
107 . elif ${MACHINE_ARCH} == "amd64"
108 _CPUCFLAGS = -march=${CPUTYPE}
109 . elif ${MACHINE_ARCH} == "arm"
110 . if ${CPUTYPE} == "xscale"
111 #XXX: gcc doesn't seem to like -mcpu=xscale, and dies while rebuilding itself
112 #_CPUCFLAGS = -mcpu=xscale
113 _CPUCFLAGS = -march=armv5te -D__XSCALE__
115 _CPUCFLAGS = -mcpu=${CPUTYPE}
117 . elif ${MACHINE_ARCH} == "powerpc"
118 . if ${CPUTYPE} == "e500"
120 _CPUCFLAGS = -Wa,-me500 -msoft-float
122 . elif ${MACHINE_ARCH} == "mips"
123 . if ${CPUTYPE} == "mips32"
124 _CPUCFLAGS = -march=mips32
125 . elif ${CPUTYPE} == "mips32r2"
126 _CPUCFLAGS = -march=mips32r2
127 . elif ${CPUTYPE} == "mips64"
128 _CPUCFLAGS = -march=mips64
129 . elif ${CPUTYPE} == "mips64r2"
130 _CPUCFLAGS = -march=mips64r2
131 . elif ${CPUTYPE} == "mips4kc"
132 _CPUCFLAGS = -march=4kc
133 . elif ${CPUTYPE} == "mips24kc"
134 _CPUCFLAGS = -march=24kc
138 # Set up the list of CPU features based on the CPU type. This is an
139 # unordered list to make it easy for client makefiles to test for the
140 # presence of a CPU feature.
142 . if ${MACHINE_ARCH} == "i386"
143 . if ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64"
144 MACHINE_CPU = athlon-xp athlon k7 3dnow sse2 sse mmx k6 k5 i586 i486 i386
145 . elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \
146 ${CPUTYPE} == "athlon-4"
147 MACHINE_CPU = athlon-xp athlon k7 3dnow sse mmx k6 k5 i586 i486 i386
148 . elif ${CPUTYPE} == "athlon" || ${CPUTYPE} == "athlon-tbird"
149 MACHINE_CPU = athlon k7 3dnow mmx k6 k5 i586 i486 i386
150 . elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2"
151 MACHINE_CPU = 3dnow mmx k6 k5 i586 i486 i386
152 . elif ${CPUTYPE} == "k6"
153 MACHINE_CPU = mmx k6 k5 i586 i486 i386
154 . elif ${CPUTYPE} == "k5"
155 MACHINE_CPU = k5 i586 i486 i386
156 . elif ${CPUTYPE} == "c3"
157 MACHINE_CPU = 3dnow mmx i586 i486 i386
158 . elif ${CPUTYPE} == "c3-2"
159 MACHINE_CPU = sse mmx i586 i486 i386
160 . elif ${CPUTYPE} == "c7"
161 MACHINE_CPU = sse3 sse2 sse i686 mmx i586 i486 i386
162 . elif ${CPUTYPE} == "prescott"
163 MACHINE_CPU = sse3 sse2 sse i686 mmx i586 i486 i386
164 . elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m" || ${CPUTYPE} == "pentium-m"
165 MACHINE_CPU = sse2 sse i686 mmx i586 i486 i386
166 . elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m"
167 MACHINE_CPU = sse i686 mmx i586 i486 i386
168 . elif ${CPUTYPE} == "pentium2"
169 MACHINE_CPU = i686 mmx i586 i486 i386
170 . elif ${CPUTYPE} == "pentiumpro"
171 MACHINE_CPU = i686 i586 i486 i386
172 . elif ${CPUTYPE} == "pentium-mmx"
173 MACHINE_CPU = mmx i586 i486 i386
174 . elif ${CPUTYPE} == "pentium"
175 MACHINE_CPU = i586 i486 i386
176 . elif ${CPUTYPE} == "i486"
177 MACHINE_CPU = i486 i386
178 . elif ${CPUTYPE} == "i386"
181 . elif ${MACHINE_ARCH} == "amd64"
182 . if ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || ${CPUTYPE} == "k8"
183 MACHINE_CPU = k8 3dnow
184 . elif ${CPUTYPE} == "nocona"
187 MACHINE_CPU += amd64 sse2 sse mmx
188 . elif ${MACHINE_ARCH} == "ia64"
189 . if ${CPUTYPE} == "itanium"
190 MACHINE_CPU = itanium
195 .if ${MACHINE_ARCH} == "arm" && defined(TARGET_BIG_ENDIAN)
196 CFLAGS += -mbig-endian
197 LDFLAGS += -mbig-endian
201 .if ${MACHINE_ARCH} == "mips"
202 . if defined(TARGET_BIG_ENDIAN)
211 CFLAGS += -msoft-float -G0 -mno-dsp -mabicalls
214 # NB: COPTFLAGS is handled in /usr/src/sys/conf/kern.pre.mk
216 .if !defined(NO_CPU_CFLAGS)
218 CFLAGS += ${_ICC_CPUCFLAGS}
220 CFLAGS += ${_CPUCFLAGS}