fft-test: add option to set cpuflag mask

This can be useful for testing.
Signed-off-by: Mans Rullgard <mans@mansr.com>

libavcodec/fft-test.c

@@ -23,6 +23,7 @@
  * FFT and MDCT tests.
  */
 
+#include "libavutil/cpu.h"
 #include "libavutil/mathematics.h"
 #include "libavutil/lfg.h"
 #include "libavutil/log.h"
@@ -240,6 +241,7 @@ int main(int argc, char **argv)
     FFTComplex *tab, *tab1, *tab_ref;
     FFTSample *tab2;
     int it, i, c;
+    int cpuflags;
     int do_speed = 0;
     int err = 1;
     enum tf_transform transform = TRANSFORM_FFT;
@@ -258,7 +260,7 @@ int main(int argc, char **argv)
 
     fft_nbits = 9;
     for(;;) {
-        c = getopt(argc, argv, "hsimrdn:f:");
+        c = getopt(argc, argv, "hsimrdn:f:c:");
         if (c == -1)
             break;
         switch(c) {
@@ -286,6 +288,12 @@ int main(int argc, char **argv)
         case 'f':
             scale = atof(optarg);
             break;
+        case 'c':
+            cpuflags = av_parse_cpu_flags(optarg);
+            if (cpuflags < 0)
+                return 1;
+            av_set_cpu_flags_mask(cpuflags);
+            break;
         }
     }
 

tests/fate/fft.mak

@@ -4,36 +4,38 @@ FATE_FFT += fate-fft-$(1)   fate-ifft-$(1)   \
             fate-rdft-$(1)  fate-irdft-$(1)  \
             fate-dct1d-$(1) fate-idct1d-$(1)
 
-fate-fft-$(N):    CMD = run libavcodec/fft-test -n$(1)
-fate-ifft-$(N):   CMD = run libavcodec/fft-test -n$(1) -i
-fate-mdct-$(N):   CMD = run libavcodec/fft-test -n$(1) -m
-fate-imdct-$(N):  CMD = run libavcodec/fft-test -n$(1) -m -i
-fate-rdft-$(N):   CMD = run libavcodec/fft-test -n$(1) -r
-fate-irdft-$(N):  CMD = run libavcodec/fft-test -n$(1) -r -i
-fate-dct1d-$(N):  CMD = run libavcodec/fft-test -n$(1) -d
-fate-idct1d-$(N): CMD = run libavcodec/fft-test -n$(1) -d -i
+fate-fft-$(N):    ARGS = -n$(1)
+fate-ifft-$(N):   ARGS = -n$(1) -i
+fate-mdct-$(N):   ARGS = -n$(1) -m
+fate-imdct-$(N):  ARGS = -n$(1) -m -i
+fate-rdft-$(N):   ARGS = -n$(1) -r
+fate-irdft-$(N):  ARGS = -n$(1) -r -i
+fate-dct1d-$(N):  ARGS = -n$(1) -d
+fate-idct1d-$(N): ARGS = -n$(1) -d -i
 endef
 
 $(foreach N, 4 5 6 7 8 9 10 11 12, $(eval $(call DEF_FFT,$(N))))
 
 fate-fft-test: $(FATE_FFT)
 $(FATE_FFT): libavcodec/fft-test$(EXESUF)
+$(FATE_FFT): CMD = run libavcodec/fft-test $(CPUFLAGS:%=-c%) $(ARGS)
 $(FATE_FFT): REF = /dev/null
 
 define DEF_FFT_FIXED
 FATE_FFT_FIXED += fate-fft-fixed-$(1)   fate-ifft-fixed-$(1)  \
                   fate-mdct-fixed-$(1) fate-imdct-fixed-$(1)
 
-fate-fft-fixed-$(1):   CMD = run libavcodec/fft-fixed-test -n$(1)
-fate-ifft-fixed-$(1):  CMD = run libavcodec/fft-fixed-test -n$(1) -i
-fate-mdct-fixed-$(1):  CMD = run libavcodec/fft-fixed-test -n$(1) -m
-fate-imdct-fixed-$(1): CMD = run libavcodec/fft-fixed-test -n$(1) -m -i
+fate-fft-fixed-$(1):   ARGS = -n$(1)
+fate-ifft-fixed-$(1):  ARGS = -n$(1) -i
+fate-mdct-fixed-$(1):  ARGS = -n$(1) -m
+fate-imdct-fixed-$(1): ARGS = -n$(1) -m -i
 endef
 
 $(foreach N, 4 5 6 7 8 9 10 11 12, $(eval $(call DEF_FFT_FIXED,$(N))))
 
 fate-fft-fixed-test: $(FATE_FFT_FIXED)
 $(FATE_FFT_FIXED): libavcodec/fft-fixed-test$(EXESUF)
+$(FATE_FFT_FIXED): CMD = run libavcodec/fft-fixed-test $(CPUFLAGS:%=-c%) $(ARGS)
 $(FATE_FFT_FIXED): REF = /dev/null
 
 FATE_TESTS += $(FATE_FFT) $(FATE_FFT_FIXED)