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bsd.cpu.mk (176776) bsd.cpu.mk (177385)
1# $FreeBSD: head/share/mk/bsd.cpu.mk 176776 2008-03-03 20:40:20Z raj $
1# $FreeBSD: head/share/mk/bsd.cpu.mk 177385 2008-03-19 12:20:44Z imp $
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)
8_CPUCFLAGS =
9. if ${MACHINE_ARCH} == "i386"
10MACHINE_CPU = i486
11. elif ${MACHINE_ARCH} == "amd64"
12MACHINE_CPU = amd64 sse2 sse
13. elif ${MACHINE_ARCH} == "ia64"
14MACHINE_CPU = itanium
15. elif ${MACHINE_ARCH} == "powerpc"
16MACHINE_CPU = aim
17. elif ${MACHINE_ARCH} == "sparc64"
18. elif ${MACHINE_ARCH} == "arm"
19MACHINE_CPU = arm
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)
8_CPUCFLAGS =
9. if ${MACHINE_ARCH} == "i386"
10MACHINE_CPU = i486
11. elif ${MACHINE_ARCH} == "amd64"
12MACHINE_CPU = amd64 sse2 sse
13. elif ${MACHINE_ARCH} == "ia64"
14MACHINE_CPU = itanium
15. elif ${MACHINE_ARCH} == "powerpc"
16MACHINE_CPU = aim
17. elif ${MACHINE_ARCH} == "sparc64"
18. elif ${MACHINE_ARCH} == "arm"
19MACHINE_CPU = arm
20. elif ${MACHINE_ARCH} == "mips"
21MACHINE_CPU = mips
20. endif
21.else
22
23# Handle aliases (not documented in make.conf to avoid user confusion
24# between e.g. i586 and pentium)
25
26. if ${MACHINE_ARCH} == "i386"
27. if ${CPUTYPE} == "nocona"

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60
61###############################################################################
62# Logic to set up correct gcc optimization flag. This must be included
63# after /etc/make.conf so it can react to the local value of CPUTYPE
64# defined therein. Consult:
65# http://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html
66# http://gcc.gnu.org/onlinedocs/gcc/IA-64-Options.html
67# http://gcc.gnu.org/onlinedocs/gcc/RS-6000-and-PowerPC-Options.html
22. endif
23.else
24
25# Handle aliases (not documented in make.conf to avoid user confusion
26# between e.g. i586 and pentium)
27
28. if ${MACHINE_ARCH} == "i386"
29. if ${CPUTYPE} == "nocona"

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62
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-64-Options.html
69# http://gcc.gnu.org/onlinedocs/gcc/RS-6000-and-PowerPC-Options.html
70# http://gcc.gnu.org/onlinedocs/gcc/MIPS-Options.html
68# http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html
69# http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86-64-Options.html
70
71. if ${MACHINE_ARCH} == "i386"
72. if ${CPUTYPE} == "crusoe"
73_CPUCFLAGS = -march=i686 -falign-functions=0 -falign-jumps=0 -falign-loops=0
74. elif ${CPUTYPE} == "k5"
75_CPUCFLAGS = -march=pentium

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111. else
112_CPUCFLAGS = -mcpu=${CPUTYPE}
113. endif
114. elif ${MACHINE_ARCH} == "powerpc"
115. if ${CPUTYPE} == "e500"
116MACHINE_CPU = booke
117_CPUCFLAGS = -Wa,-me500 -msoft-float
118. endif
71# http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html
72# http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86-64-Options.html
73
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

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114. else
115_CPUCFLAGS = -mcpu=${CPUTYPE}
116. endif
117. elif ${MACHINE_ARCH} == "powerpc"
118. if ${CPUTYPE} == "e500"
119MACHINE_CPU = booke
120_CPUCFLAGS = -Wa,-me500 -msoft-float
121. endif
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
135. endif
119. endif
120
121# Set up the list of CPU features based on the CPU type. This is an
122# unordered list to make it easy for client makefiles to test for the
123# presence of a CPU feature.
124
125. if ${MACHINE_ARCH} == "i386"
126. if ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64"

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176.endif
177
178.if ${MACHINE_ARCH} == "arm" && defined(TARGET_BIG_ENDIAN)
179CFLAGS += -mbig-endian
180LDFLAGS += -mbig-endian
181LD += -EB
182.endif
183
136. endif
137
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.
141
142. if ${MACHINE_ARCH} == "i386"
143. if ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64"

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193.endif
194
195.if ${MACHINE_ARCH} == "arm" && defined(TARGET_BIG_ENDIAN)
196CFLAGS += -mbig-endian
197LDFLAGS += -mbig-endian
198LD += -EB
199.endif
200
201.if ${MACHINE_ARCH} == "mips"
202. if defined(TARGET_BIG_ENDIAN)
203CFLAGS += -EB
204LDFLAGS += -Wl,-EB
205LD += -EB
206. else
207CFLAGS += -EL
208LDFLAGS += -Wl,-EL
209LD += -EL
210. endif
211CFLAGS += -msoft-float -G0 -mno-dsp -mabicalls
212.endif
213
184# NB: COPTFLAGS is handled in /usr/src/sys/conf/kern.pre.mk
185
186.if !defined(NO_CPU_CFLAGS)
187. if ${CC} == "icc"
188CFLAGS += ${_ICC_CPUCFLAGS}
189. else
190CFLAGS += ${_CPUCFLAGS}
191. endif
192.endif
214# NB: COPTFLAGS is handled in /usr/src/sys/conf/kern.pre.mk
215
216.if !defined(NO_CPU_CFLAGS)
217. if ${CC} == "icc"
218CFLAGS += ${_ICC_CPUCFLAGS}
219. else
220CFLAGS += ${_CPUCFLAGS}
221. endif
222.endif