bsd.cpu.gcc41.mk: don't set CFLAGS directly
[dragonfly.git] / share / mk / bsd.cpu.gcc41.mk
CommitLineData
650da96a 1# $DragonFly: src/share/mk/bsd.cpu.gcc41.mk,v 1.4 2008/01/05 13:37:15 corecode Exp $
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2
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.
6
7.if !defined(CPUTYPE) || empty(CPUTYPE)
650da96a 8_CPUCFLAGS =
ddf7cc86 9. if ${MACHINE_ARCH} == "i386"
ddf7cc86 10MACHINE_CPU = i486
650da96a 11. elif ${MACHINE_ARCH} == "amd64"
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12MACHINE_CPU = amd64 sse2 sse
13. endif
14.else
15
16# Handle aliases (not documented in make.conf to avoid user confusion
17# between e.g. i586 and pentium)
18
19. if ${MACHINE_ARCH} == "i386"
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20. if ${CPUTYPE} == "nocona"
21CPUTYPE = prescott
22. elif ${CPUTYPE} == "core" || ${CPUTYPE} == "core2"
23CPUTYPE = prescott
24. elif ${CPUTYPE} == "p4"
25CPUTYPE = pentium4
26. elif ${CPUTYPE} == "p4m"
27CPUTYPE = pentium4m
28. elif ${CPUTYPE} == "p3"
29CPUTYPE = pentium3
30. elif ${CPUTYPE} == "p3m"
31CPUTYPE = pentium3m
32. elif ${CPUTYPE} == "p-m"
33CPUTYPE = pentium-m
34. elif ${CPUTYPE} == "p2"
35CPUTYPE = pentium2
36. elif ${CPUTYPE} == "i686"
37CPUTYPE = pentiumpro
38. elif ${CPUTYPE} == "i586/mmx"
39CPUTYPE = pentium-mmx
40. elif ${CPUTYPE} == "i586"
41CPUTYPE = pentium
42. elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
43 ${CPUTYPE} == "k8"
44CPUTYPE = athlon-mp
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45. elif ${CPUTYPE} == "k7"
46CPUTYPE = athlon
47. endif
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48. elif ${MACHINE_ARCH} == "amd64"
49. if ${CPUTYPE} == "prescott" || ${CPUTYPE} == "core2"
50CPUTYPE = nocona
51. endif
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52. endif
53
650da96a 54###############################################################################
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55# Logic to set up correct gcc optimization flag. This must be included
56# after /etc/make.conf so it can react to the local value of CPUTYPE
57# defined therein. Consult:
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58# http://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html
59# http://gcc.gnu.org/onlinedocs/gcc/IA-64-Options.html
ddf7cc86 60# http://gcc.gnu.org/onlinedocs/gcc/RS-6000-and-PowerPC-Options.html
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61# http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html
62# http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86-64-Options.html
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63
64. if ${MACHINE_ARCH} == "i386"
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65. if ${CPUTYPE} == "crusoe"
66_CPUCFLAGS = -march=i686 -falign-functions=0 -falign-jumps=0 -falign-loops=0
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67. elif ${CPUTYPE} == "k5"
68_CPUCFLAGS = -march=pentium
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69. else
70_CPUCFLAGS = -march=${CPUTYPE}
71. endif # GCC on 'i386'
72. elif ${MACHINE_ARCH} == "amd64"
73_CPUCFLAGS = -march=${CPUTYPE}
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74. endif
75
76# Set up the list of CPU features based on the CPU type. This is an
77# unordered list to make it easy for client makefiles to test for the
78# presence of a CPU feature.
79
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80. if ${MACHINE_ARCH} == "i386"
81. if ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64"
82MACHINE_CPU = athlon-xp athlon k7 3dnow sse2 sse mmx k6 k5 i586 i486 i386
83. elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \
84 ${CPUTYPE} == "athlon-4"
85MACHINE_CPU = athlon-xp athlon k7 3dnow sse mmx k6 k5 i586 i486 i386
86. elif ${CPUTYPE} == "athlon" || ${CPUTYPE} == "athlon-tbird"
ddf7cc86 87MACHINE_CPU = athlon k7 3dnow mmx k6 k5 i586 i486 i386
650da96a 88. elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2"
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89MACHINE_CPU = 3dnow mmx k6 k5 i586 i486 i386
90. elif ${CPUTYPE} == "k6"
91MACHINE_CPU = mmx k6 k5 i586 i486 i386
92. elif ${CPUTYPE} == "k5"
93MACHINE_CPU = k5 i586 i486 i386
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94. elif ${CPUTYPE} == "c3"
95MACHINE_CPU = 3dnow mmx i586 i486 i386
96. elif ${CPUTYPE} == "c3-2"
97MACHINE_CPU = sse mmx i586 i486 i386
98. elif ${CPUTYPE} == "prescott"
99MACHINE_CPU = sse3 sse2 sse i686 mmx i586 i486 i386
100. elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m" || ${CPUTYPE} == "pentium-m"
ddf7cc86 101MACHINE_CPU = sse2 sse i686 mmx i586 i486 i386
650da96a 102. elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m"
ddf7cc86 103MACHINE_CPU = sse i686 mmx i586 i486 i386
650da96a 104. elif ${CPUTYPE} == "pentium2"
ddf7cc86 105MACHINE_CPU = i686 mmx i586 i486 i386
650da96a 106. elif ${CPUTYPE} == "pentiumpro"
ddf7cc86 107MACHINE_CPU = i686 i586 i486 i386
650da96a 108. elif ${CPUTYPE} == "pentium-mmx"
ddf7cc86 109MACHINE_CPU = mmx i586 i486 i386
650da96a 110. elif ${CPUTYPE} == "pentium"
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111MACHINE_CPU = i586 i486 i386
112. elif ${CPUTYPE} == "i486"
113MACHINE_CPU = i486 i386
114. elif ${CPUTYPE} == "i386"
115MACHINE_CPU = i386
116. endif
117. elif ${MACHINE_ARCH} == "amd64"
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118. if ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || ${CPUTYPE} == "k8"
119MACHINE_CPU = k8 3dnow
120. elif ${CPUTYPE} == "nocona"
121MACHINE_CPU = sse3
122. endif
123MACHINE_CPU += amd64 sse2 sse mmx
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124. endif
125.endif