1# Copyright (c) 2009, 2010, 2011 STMicroelectronics
2# Written by Christophe Lyon
3
4# Permission is hereby granted, free of charge, to any person obtaining a copy
5# of this software and associated documentation files (the "Software"), to deal
6# in the Software without restriction, including without limitation the rights
7# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8# copies of the Software, and to permit persons to whom the Software is
9# furnished to do so, subject to the following conditions:
10
11# The above copyright notice and this permission notice shall be included in
12# all copies or substantial portions of the Software.
13
14# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20# THE SOFTWARE.
21
22CPU=cortex-a9
23# ARM RVCT
24CC.rvct := armcc
25CFLAGS.rvct = -g --cpu=$(CPU) --fp16_format=ieee -Ono_special_regs_postregalloc -I.
26LD.rvct := armlink
27LDFLAGS.rvct := --cpu=$(CPU) --entry 0x2000
28
29# GCC/ARM cross compiler
30CC.gccarm := arm-none-eabi-gcc
31CFLAGS.gccarm := -g -Wall -mcpu=$(CPU) -mfloat-abi=softfp -mfpu=neon -Wno-unused-variable -Wno-unused-function -ffast-math
32#LD.gccarm := $(LD.rvct)
33#LDFLAGS.gccarm := $(LDFLAGS.rvct)
34LD.gccarm := $(CC.gccarm)
35LDFLAGS.gccarm := $(CFLAGS.gccarm) -Tmop500-pm.ld
36
37# List of validated intrinsics
38REFNAMES = vld1 vadd vld1_lane vld1_dup vdup vget_high vget_low		\
39	   vqdmlal_lane vqdmlsl_lane vext vshrn_n vset_lane vget_lane	\
40	   vqsub vqdmulh_lane vqdmull vqdmlal vqdmlsl vceq vcge vcle	\
41	   vcgt vclt vbsl vshl vldX vdup_lane vrshrn_n vqdmull_lane	\
42	   vst1_lane vqshl vqshl_n vqrshrn_n vsub vqadd vabs vqabs	\
43	   vcombine vmax vmin vneg vqneg vmlal vmlal_lane vmlsl		\
44	   vmlsl_lane vmovl vmovn vmull vmull_lane vrev vrshl vshl_n	\
45	   vshr_n vsra_n vtrn vuzp vzip vreinterpret vqdmulh vqrdmulh	\
46	   vqrdmulh_lane vqrshl vaba vabal vabd vabdl vand vorr vorn	\
47	   veor vbic vcreate vldX_lane vldX_dup vmla vmls vmul		\
48	   vmul_lane vmul_n vmull_n vqdmulh_n vqdmull_n vqrdmulh_n	\
49	   vmla_lane vmls_lane vmla_n vmls_n vmlal_n vmlsl_n vqdmlal_n	\
50	   vqdmlsl_n vsri_n vsli_n vtst vaddhn vraddhn vaddl vaddw	\
51	   vhadd vrhadd vhsub vsubl vsubw vsubhn vrsubhn vmvn vqmovn	\
52	   vqmovun vrshr_n vrsra_n vshll_n vpaddl vpadd vpadal		\
53	   vqshlu_n vclz vcls vcnt vqshrn_n vpmax vpmin vqshrun_n	\
54	   vqrshrun_n vstX_lane vtbX vrecpe vrsqrte vcage vcagt vcale	\
55	   vcalt vrecps vrsqrts vcvt
56REFLIST = $(addprefix ref_, $(REFNAMES))
57
58REFNAMES_INT = integer dsp dspfns
59REFLIST_INT = $(addprefix ref_, $(REFNAMES_INT))
60
61all: ref-rvct.qemu
62
63check: check-rvct check-gccarm check-gccarm-rvct
64
65# Building reference files with RVCT
66REFOBJS.rvct = $(addsuffix .rvct.o, $(REFLIST) $(REFLIST_INT))
67REFRVCT=stm-arm-neon.refrvct
68ref-rvct: $(REFRVCT)
69ref-rvct.qemu: $(REFRVCT).qemu
70
71check-rvct: $(REFRVCT)
72	diff $(REFRVCT) ref-rvct-all.txt
73
74$(REFRVCT): compute_ref.axf
75	rvdebug -stdiolog=stdio.log -jou=journal.log -log=log.log -nologo -cmd -init @coretile.core.cpu0@RTSM -inc armscript.inc -exec $^
76
77$(REFRVCT).qemu: compute_ref.axf
78	qemu-system-arm -cpu $(CPU) -semihosting -nographic -kernel $^
79# Avoid rebuilding compute_ref.axf if already present, for users who
80# don't have rvct
81.PRECIOUS .INTERMEDIATE: compute_ref.rvct.o retarget.rvct.o	\
82	InitCache.o Init.o $(REFOBJS.rvct)
83
84compute_ref.axf: scatter.scat compute_ref.rvct.o retarget.rvct.o	\
85	InitCache.o Init.o $(REFOBJS.rvct)
86	$(LD.rvct) $(LDFLAGS.rvct) --scatter $^ -o $@
87
88compute_ref.rvct.o retarget.rvct.o: %.rvct.o: %.c
89	$(CC.rvct) $(CFLAGS.rvct) -c $^ -o $@ -DREFFILE=\"$(REFRVCT)\" -DGCCTESTS_FILE=\"expected_input4gcc.txt\"
90
91ref_%.rvct.o: ref_%.c stm-arm-neon-ref.h
92	$(CC.rvct) $(CFLAGS.rvct) -c $< -o $@
93
94InitCache.o Init.o: %.o: %.s
95	$(CC.rvct) $(CFLAGS.rvct) -c $^ -o $@
96
97
98# Building reference files with GCC/ARM. Link with GCC/ld.
99REFOBJS.gccarm = $(addsuffix .gccarm.o, $(REFLIST))
100REFGCCARM=stm-arm-neon.gccarm
101ref-gccarm: $(REFGCCARM)
102
103check-gccarm: $(REFGCCARM)
104	diff  $(REFGCCARM) ref-rvct-neon-nofp16.txt
105
106$(REFGCCARM): compute_ref.gccarm
107	rvdebug -stdiolog=stdio.log -jou=journal.log -log=log.log -nologo -cmd -init @coretile.core.cpu0@RTSM -inc armscript.inc -exec $^
108
109compute_ref.gccarm: compute_ref.gccarm.o $(REFOBJS.gccarm)
110	$(LD.gccarm) $(LDFLAGS.gccarm) $^ -o $@
111
112compute_ref.gccarm.o: %.gccarm.o: %.c
113	$(CC.gccarm) $(CFLAGS.gccarm) -c $^ -o $@ -DREFFILE=\"$(REFGCCARM)\"
114
115# Building reference files with GCC/ARM. Link with armlink.
116REFGCCARM_RVCT=stm-arm-neon.gccarm-rvct
117ref-gccarm-rvct: $(REFGCCARM_RVCT)
118
119check-gccarm-rvct: $(REFGCCARM_RVCT)
120	diff $(REFGCCARM_RVCT) ref-rvct-neon-nofp16.txt
121
122$(REFGCCARM_RVCT): compute_ref.gccarm-rvct
123	rvdebug -stdiolog=stdio.log -jou=journal.log -log=log.log -nologo -cmd -init @coretile.core.cpu0@RTSM -inc armscript.inc -exec $^
124
125compute_ref.gccarm-rvct: scatter.scat compute_ref.gccarm-rvct.o	\
126	retarget.rvct.o InitCache.o Init.o $(REFOBJS.gccarm)
127	$(LD.rvct) $(LDFLAGS.rvct) --no_strict_wchar_size --scatter $^ -o $@
128
129compute_ref.gccarm-rvct.o: %.gccarm-rvct.o: %.c
130	$(CC.gccarm) $(CFLAGS.gccarm) -c $^ -o $@ -DREFFILE=\"$(REFGCCARM_RVCT)\"
131
132ref_%.gccarm.o: ref_%.c stm-arm-neon-ref.h
133	$(CC.gccarm) $(CFLAGS.gccarm) -c $< -o $@
134
135# Use '*' rather than '%' in these rules:
136# - using '%' does not make them add to the implicit rules above (they
137#   are different rules, only the 1st one matches)
138# - they are needed only when the target already exists, so the
139#   wildcard matches when needed.
140# - if the target does not already exist, the implicit rules apply.
141ref_vadd.*.o ref_vsub.*.o ref_vand.*.o ref_vbic.*.o ref_veor.*.o ref_vorn.*.o ref_vorr.*.o: ref_v_binary_op.c
142ref_vqadd.*.o ref_vqsub.*.o: ref_v_binary_sat_op.c
143ref_vabs.*.o ref_vneg.*.o  ref_vmvn.*.o: ref_v_unary_op.c
144ref_vqabs.*.o ref_vqneg.*.o: ref_v_unary_sat_op.c
145ref_vceq.*.o ref_vcge.*.o ref_vcle.*.o ref_vcgt.*.o ref_vclt.*.o: ref_v_comp_op.c
146ref_vhadd.*.o ref_vrhadd.*.o ref_vhsub.*.o ref_vmin.*.o: ref_vmax.c
147ref_vmls.*.o: ref_vmla.c
148ref_vmls_lane.*.o: ref_vmla_lane.c
149ref_vmls_n.*.o: ref_vmla_n.c
150ref_vmlsl.*.o: ref_vmlal.c
151ref_vmlsl_lane.*.o: ref_vmlal_lane.c
152ref_vmlsl_n.*.o: ref_vmlal_n.c
153ref_vqdmlsl.*.o: ref_vqdmlal.c
154ref_vqdmlsl_lane.*.o: ref_vqdmlal_lane.c
155ref_vqdmlsl_n.*.o: ref_vqdmlal_n.c
156ref_vtrn.*.o ref_vzip.*.o: ref_vuzp.c
157ref_vsli_n.*.o ref_vsri_n.*.o: ref_vsXi_n.c
158ref_vsli_n.*.o: ref_vsli_n.c
159ref_vsri_n.*.o: ref_vsri_n.c
160ref_vraddhn.*.o ref_vsubhn.*.o ref_vrsubhn.*.o: ref_vaddhn.c
161ref_vsubl.*.o: ref_vaddl.c
162ref_vsubw.*.o: ref_vaddw.c
163ref_vcage.*.o ref_vcale.*.o ref_vcagt.*.o ref_vcalt.*.o: ref_v_comp_f_op.c
164
165clean:
166	rm -f *.o *.log stm-arm-neon.refrvct expected_input4gcc.txt
167