avutil/softfloat: move av_sincos_sf() back to header

Fixes compilation of host tool aacps_fixed_tablegen
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: James Almer <jamrial@gmail.com>

libavutil/Makefile

@@ -126,7 +126,6 @@ OBJS = adler32.o                                                        \
        samplefmt.o                                                      \
        sha.o                                                            \
        sha512.o                                                         \
-       softfloat.o                                                      \
        stereo3d.o                                                       \
        threadmessage.o                                                  \
        time.o                                                           \

libavutil/softfloat.c

@@ -23,55 +23,6 @@
 #include "common.h"
 #include "log.h"
 
-void av_sincos_sf(int a, int *s, int *c)
-{
-    int idx, sign;
-    int sv, cv;
-    int st, ct;
-
-    idx = a >> 26;
-    sign = (idx << 27) >> 31;
-    cv = av_costbl_1_sf[idx & 0xf];
-    cv = (cv ^ sign) - sign;
-
-    idx -= 8;
-    sign = (idx << 27) >> 31;
-    sv = av_costbl_1_sf[idx & 0xf];
-    sv = (sv ^ sign) - sign;
-
-    idx = a >> 21;
-    ct = av_costbl_2_sf[idx & 0x1f];
-    st = av_sintbl_2_sf[idx & 0x1f];
-
-    idx = (int)(((int64_t)cv * ct - (int64_t)sv * st + 0x20000000) >> 30);
-
-    sv = (int)(((int64_t)cv * st + (int64_t)sv * ct + 0x20000000) >> 30);
-
-    cv = idx;
-
-    idx = a >> 16;
-    ct = av_costbl_3_sf[idx & 0x1f];
-    st = av_sintbl_3_sf[idx & 0x1f];
-
-    idx = (int)(((int64_t)cv * ct - (int64_t)sv * st + 0x20000000) >> 30);
-
-    sv = (int)(((int64_t)cv * st + (int64_t)sv * ct + 0x20000000) >> 30);
-    cv = idx;
-
-    idx = a >> 11;
-
-    ct = (int)(((int64_t)av_costbl_4_sf[idx & 0x1f] * (0x800 - (a & 0x7ff)) +
-                (int64_t)av_costbl_4_sf[(idx & 0x1f)+1]*(a & 0x7ff) +
-                0x400) >> 11);
-    st = (int)(((int64_t)av_sintbl_4_sf[idx & 0x1f] * (0x800 - (a & 0x7ff)) +
-                (int64_t)av_sintbl_4_sf[(idx & 0x1f) + 1] * (a & 0x7ff) +
-                0x400) >> 11);
-
-    *c = (int)(((int64_t)cv * ct + (int64_t)sv * st + 0x20000000) >> 30);
-
-    *s = (int)(((int64_t)cv * st + (int64_t)sv * ct + 0x20000000) >> 30);
-}
-
 #ifdef TEST
 #include <stdio.h>
 

libavutil/softfloat.h

@@ -189,6 +189,53 @@ static av_always_inline SoftFloat av_sqrt_sf(SoftFloat val)
 /**
  * Rounding-to-nearest used.
  */
-void av_sincos_sf(int a, int *s, int *c);
+static av_unused void av_sincos_sf(int a, int *s, int *c)
+{
+    int idx, sign;
+    int sv, cv;
+    int st, ct;
+
+    idx = a >> 26;
+    sign = (idx << 27) >> 31;
+    cv = av_costbl_1_sf[idx & 0xf];
+    cv = (cv ^ sign) - sign;
+
+    idx -= 8;
+    sign = (idx << 27) >> 31;
+    sv = av_costbl_1_sf[idx & 0xf];
+    sv = (sv ^ sign) - sign;
+
+    idx = a >> 21;
+    ct = av_costbl_2_sf[idx & 0x1f];
+    st = av_sintbl_2_sf[idx & 0x1f];
+
+    idx = (int)(((int64_t)cv * ct - (int64_t)sv * st + 0x20000000) >> 30);
+
+    sv = (int)(((int64_t)cv * st + (int64_t)sv * ct + 0x20000000) >> 30);
+
+    cv = idx;
+
+    idx = a >> 16;
+    ct = av_costbl_3_sf[idx & 0x1f];
+    st = av_sintbl_3_sf[idx & 0x1f];
+
+    idx = (int)(((int64_t)cv * ct - (int64_t)sv * st + 0x20000000) >> 30);
+
+    sv = (int)(((int64_t)cv * st + (int64_t)sv * ct + 0x20000000) >> 30);
+    cv = idx;
+
+    idx = a >> 11;
+
+    ct = (int)(((int64_t)av_costbl_4_sf[idx & 0x1f] * (0x800 - (a & 0x7ff)) +
+                (int64_t)av_costbl_4_sf[(idx & 0x1f)+1]*(a & 0x7ff) +
+                0x400) >> 11);
+    st = (int)(((int64_t)av_sintbl_4_sf[idx & 0x1f] * (0x800 - (a & 0x7ff)) +
+                (int64_t)av_sintbl_4_sf[(idx & 0x1f) + 1] * (a & 0x7ff) +
+                0x400) >> 11);
+
+    *c = (int)(((int64_t)cv * ct + (int64_t)sv * st + 0x20000000) >> 30);
+
+    *s = (int)(((int64_t)cv * st + (int64_t)sv * ct + 0x20000000) >> 30);
+}
 
 #endif /* AVUTIL_SOFTFLOAT_H */