1 # $FreeBSD: src/share/mk/bsd.cpu.mk,v 1.2.2.5 2002/07/19 08:09:32 ru Exp $
2 # $DragonFly: src/share/mk/bsd.cpu.mk,v 1.2 2003/06/17 04:37:02 dillon Exp $
4 # Set default baseline values of CPUTYPE based on MACHINE_ARCH -- this is
5 # the minimum CPU type we support for each architecture
7 .if ${MACHINE_ARCH} == "i386"
9 .elif ${MACHINE_ARCH} == "alpha"
13 # Handle aliases (not documented in make.conf to avoid user confusion
14 # between e.g. i586 and pentium)
16 .if ${MACHINE_ARCH} == "i386"
17 . if ${CPUTYPE} == "pentiumpro"
19 . elif ${CPUTYPE} == "pentium"
21 . elif ${CPUTYPE} == "athlon"
26 # Logic to set up correct gcc optimization flag. This must be included
27 # after /etc/make.conf so it can react to the local value of CPUTYPE
30 .if !defined(NO_CPU_CFLAGS) || !defined(NO_CPU_COPTFLAGS)
31 . if ${MACHINE_ARCH} == "i386"
32 . if ${CPUTYPE} == "k7"
33 _CPUCFLAGS = -march=k6 # gcc doesn't support athlon yet, but it will
34 . elif ${CPUTYPE} == "k6-2"
35 _CPUCFLAGS = -march=k6
36 . elif ${CPUTYPE} == "k6"
37 _CPUCFLAGS = -march=k6
38 . elif ${CPUTYPE} == "k5"
39 _CPUCFLAGS = -march=pentium
40 . elif ${CPUTYPE} == "p4"
41 _CPUCFLAGS = -march=pentiumpro
42 . elif ${CPUTYPE} == "p3"
43 _CPUCFLAGS = -march=pentiumpro
44 . elif ${CPUTYPE} == "p2"
45 _CPUCFLAGS = -march=pentiumpro
46 . elif ${CPUTYPE} == "i686"
47 _CPUCFLAGS = -march=pentiumpro
48 . elif ${CPUTYPE} == "i586/mmx"
49 _CPUCFLAGS = -march=pentium
50 . elif ${CPUTYPE} == "i586"
51 _CPUCFLAGS = -march=pentium
52 . elif ${CPUTYPE} == "i486"
53 _CPUCFLAGS = -march=i486
55 . elif ${MACHINE_ARCH} == "alpha"
56 . if ${CPUTYPE} == "ev6"
57 _CPUCFLAGS = -mcpu=ev6
58 . elif ${CPUTYPE} == "pca56"
59 _CPUCFLAGS = -mcpu=pca56
60 . elif ${CPUTYPE} == "ev56"
61 _CPUCFLAGS = -mcpu=ev56
62 . elif ${CPUTYPE} == "ev5"
63 _CPUCFLAGS = -mcpu=ev5
64 . elif ${CPUTYPE} == "ev45"
65 _CPUCFLAGS = -mcpu=ev4 # No -mcpu=ev45 for gcc
66 . elif ${CPUTYPE} == "ev4"
67 _CPUCFLAGS = -mcpu=ev4
72 # NB: COPTFLAGS is handled in /usr/src/sys/conf/Makefile.<arch>
74 .if !defined(NO_CPU_CFLAGS)
75 CFLAGS += ${_CPUCFLAGS}
78 # Set up the list of CPU features based on the CPU type. This is an
79 # unordered list to make it easy for client makefiles to test for the
80 # presence of a CPU feature.
82 .if ${MACHINE_ARCH} == "i386"
83 . if ${CPUTYPE} == "k7"
84 MACHINE_CPU = k7 3dnow mmx k6 k5 i586 i486 i386
85 . elif ${CPUTYPE} == "k6-2"
86 MACHINE_CPU = 3dnow mmx k6 k5 i586 i486 i386
87 . elif ${CPUTYPE} == "k6"
88 MACHINE_CPU = mmx k6 k5 i586 i486 i386
89 . elif ${CPUTYPE} == "k5"
90 MACHINE_CPU = k5 i586 i486 i386
91 . elif ${CPUTYPE} == "p4"
92 MACHINE_CPU = sse i686 mmx i586 i486 i386
93 . elif ${CPUTYPE} == "p3"
94 MACHINE_CPU = sse i686 mmx i586 i486 i386
95 . elif ${CPUTYPE} == "p2"
96 MACHINE_CPU = i686 mmx i586 i486 i386
97 . elif ${CPUTYPE} == "i686"
98 MACHINE_CPU = i686 i586 i486 i386
99 . elif ${CPUTYPE} == "i586/mmx"
100 MACHINE_CPU = mmx i586 i486 i386
101 . elif ${CPUTYPE} == "i586"
102 MACHINE_CPU = i586 i486 i386
103 . elif ${CPUTYPE} == "i486"
104 MACHINE_CPU = i486 i386
105 . elif ${CPUTYPE} == "i386"
108 .elif ${MACHINE_ARCH} == "alpha"
109 . if ${CPUTYPE} == "ev6"
110 MACHINE_CPU = ev6 ev56 pca56 ev5 ev45 ev4
111 . elif ${CPUTYPE} == "pca56"
112 MACHINE_CPU = pca56 ev56 ev5 ev45 ev4
113 . elif ${CPUTYPE} == "ev56"
114 MACHINE_CPU = ev56 ev5 ev45 ev4
115 . elif ${CPUTYPE} == "ev5"
116 MACHINE_CPU = ev5 ev45 ev4
117 . elif ${CPUTYPE} == "ev45"
118 MACHINE_CPU = ev45 ev4
119 . elif ${CPUTYPE} == "ev4"