Merge remote-tracking branch 'qatar/master'

* qatar/master:
  build: export filtered -lz flag in config.mak
  build: add separate setting for host linker
  configure: probe_cc: use separate variable for linker output flag
  x86: Always compile files with functions that are called unconditionally
  x86: mpegvideoenc: fix linking with --disable-mmx
  x86: mpegvideoenc: Do not abuse HAVE_ variables for template instantiation

Conflicts:
	Makefile
	configure
	libavcodec/x86/Makefile

Merged-by: Michael Niedermayer <michaelni@gmx.at>

3 files changed, 32 insertions, 27 deletions

diff --git a/libavcodec/x86/Makefile b/libavcodec/x86/Makefile
index 74b7a891f9..6f306d155a 100644
--- a/libavcodec/x86/Makefile
+++ b/libavcodec/x86/Makefile
@@ -1,4 +1,7 @@
+OBJS-$(CONFIG_DNXHD_ENCODER)           += x86/dnxhdenc.o
 OBJS-$(CONFIG_MLP_DECODER)             += x86/mlpdsp.o
+OBJS-$(CONFIG_MPEGVIDEO)               += x86/mpegvideo.o
+OBJS-$(CONFIG_MPEGVIDEOENC)            += x86/mpegvideoenc.o
 OBJS-$(CONFIG_TRUEHD_DECODER)          += x86/mlpdsp.o
 OBJS-$(CONFIG_VP3DSP)                  += x86/vp3dsp_init.o
 OBJS-$(CONFIG_XMM_CLOBBER_TEST)        += x86/w64xmmtest.o
@@ -14,7 +17,6 @@ MMX-OBJS                               += x86/dsputil_mmx.o             \
 MMX-OBJS-$(CONFIG_AAC_DECODER)         += x86/sbrdsp_init.o
 MMX-OBJS-$(CONFIG_AC3DSP)              += x86/ac3dsp_init.o
 MMX-OBJS-$(CONFIG_CAVS_DECODER)        += x86/cavsdsp.o
-MMX-OBJS-$(CONFIG_DNXHD_ENCODER)       += x86/dnxhdenc.o
 MMX-OBJS-$(CONFIG_DWT)                 += x86/snowdsp.o \
                                           x86/dwt.o
 MMX-OBJS-$(CONFIG_ENCODERS)            += x86/dsputilenc_mmx.o
@@ -24,8 +26,6 @@ MMX-OBJS-$(CONFIG_H264DSP)             += x86/h264dsp_init.o
 MMX-OBJS-$(CONFIG_H264PRED)            += x86/h264_intrapred_init.o
 MMX-OBJS-$(CONFIG_LPC)                 += x86/lpc.o
 MMX-OBJS-$(CONFIG_MPEGAUDIODSP)        += x86/mpegaudiodec.o
-MMX-OBJS-$(CONFIG_MPEGVIDEO)           += x86/mpegvideo.o
-MMX-OBJS-$(CONFIG_MPEGVIDEOENC)        += x86/mpegvideoenc.o
 MMX-OBJS-$(CONFIG_PNG_DECODER)         += x86/pngdsp_init.o
 MMX-OBJS-$(CONFIG_PRORES_DECODER)      += x86/proresdsp_init.o
 MMX-OBJS-$(CONFIG_PRORES_LGPL_DECODER) += x86/proresdsp_init.o
diff --git a/libavcodec/x86/mpegvideoenc.c b/libavcodec/x86/mpegvideoenc.c
index 2d190f979f..3d75919ba2 100644
--- a/libavcodec/x86/mpegvideoenc.c
+++ b/libavcodec/x86/mpegvideoenc.c
@@ -30,39 +30,44 @@
 
 extern uint16_t ff_inv_zigzag_direct16[64];
 
-#if HAVE_SSSE3
-#define HAVE_SSSE3_BAK
-#endif
-#undef HAVE_SSSE3
-#define HAVE_SSSE3 0
-
-#undef HAVE_SSE2
-#undef HAVE_MMXEXT
-#define HAVE_SSE2 0
-#define HAVE_MMXEXT 0
+#define COMPILE_TEMPLATE_MMXEXT 0
+#define COMPILE_TEMPLATE_SSE2   0
+#define COMPILE_TEMPLATE_SSSE3  0
 #define RENAME(a) a ## _MMX
 #define RENAMEl(a) a ## _mmx
 #include "mpegvideoenc_template.c"
 
-#undef HAVE_MMXEXT
-#define HAVE_MMXEXT 1
+#undef COMPILE_TEMPLATE_SSSE3
+#undef COMPILE_TEMPLATE_SSE2
+#undef COMPILE_TEMPLATE_MMXEXT
+#define COMPILE_TEMPLATE_MMXEXT 1
+#define COMPILE_TEMPLATE_SSE2   0
+#define COMPILE_TEMPLATE_SSSE3  0
 #undef RENAME
 #undef RENAMEl
 #define RENAME(a) a ## _MMX2
 #define RENAMEl(a) a ## _mmx2
 #include "mpegvideoenc_template.c"
 
-#undef HAVE_SSE2
-#define HAVE_SSE2 1
+#undef COMPILE_TEMPLATE_MMXEXT
+#undef COMPILE_TEMPLATE_SSE2
+#undef COMPILE_TEMPLATE_SSSE3
+#define COMPILE_TEMPLATE_MMXEXT 0
+#define COMPILE_TEMPLATE_SSE2   1
+#define COMPILE_TEMPLATE_SSSE3  0
 #undef RENAME
 #undef RENAMEl
 #define RENAME(a) a ## _SSE2
 #define RENAMEl(a) a ## _sse2
 #include "mpegvideoenc_template.c"
 
-#ifdef HAVE_SSSE3_BAK
-#undef HAVE_SSSE3
-#define HAVE_SSSE3 1
+#if HAVE_SSSE3
+#undef COMPILE_TEMPLATE_MMXEXT
+#undef COMPILE_TEMPLATE_SSE2
+#undef COMPILE_TEMPLATE_SSSE3
+#define COMPILE_TEMPLATE_MMXEXT 0
+#define COMPILE_TEMPLATE_SSE2   1
+#define COMPILE_TEMPLATE_SSSE3  1
 #undef RENAME
 #undef RENAMEl
 #define RENAME(a) a ## _SSSE3
@@ -84,11 +89,11 @@ void ff_MPV_encode_init_x86(MpegEncContext *s)
             s->dct_quantize = dct_quantize_SSSE3;
         } else
 #endif
-        if (mm_flags & AV_CPU_FLAG_SSE2) {
+        if (mm_flags & AV_CPU_FLAG_SSE2 && HAVE_SSE) {
             s->dct_quantize = dct_quantize_SSE2;
-        } else if (mm_flags & AV_CPU_FLAG_MMXEXT) {
+        } else if (mm_flags & AV_CPU_FLAG_MMXEXT && HAVE_MMXEXT) {
             s->dct_quantize = dct_quantize_MMX2;
-        } else {
+        } else if (mm_flags & AV_CPU_FLAG_MMX && HAVE_MMX) {
             s->dct_quantize = dct_quantize_MMX;
         }
     }
diff --git a/libavcodec/x86/mpegvideoenc_template.c b/libavcodec/x86/mpegvideoenc_template.c
index d538a39919..d874f39ec7 100644
--- a/libavcodec/x86/mpegvideoenc_template.c
+++ b/libavcodec/x86/mpegvideoenc_template.c
@@ -29,7 +29,7 @@
 #undef SAVE_SIGN
 #undef RESTORE_SIGN
 
-#if HAVE_SSE2
+#if COMPILE_TEMPLATE_SSE2
 #define MMREG_WIDTH "16"
 #define MM "%%xmm"
 #define MOVQ "movdqa"
@@ -48,7 +48,7 @@
 #define MMREG_WIDTH "8"
 #define MM "%%mm"
 #define MOVQ "movq"
-#if HAVE_MMXEXT
+#if COMPILE_TEMPLATE_MMXEXT
 #define SPREADW(a) "pshufw $0, "a", "a" \n\t"
 #define PMAXW(a,b) "pmaxsw "a", "b"     \n\t"
 #define PMAX(a,b) \
@@ -74,7 +74,7 @@
 #endif
 #endif
 
-#if HAVE_SSSE3
+#if COMPILE_TEMPLATE_SSSE3
 #define SAVE_SIGN(a,b) \
             "movdqa "b", "a"            \n\t"\
             "pabsw  "b", "b"            \n\t"
@@ -215,7 +215,7 @@ static int RENAME(dct_quantize)(MpegEncContext *s,
         SPREADW(MM"1")
         "psubusw "MM"1, "MM"4               \n\t"
         "packuswb "MM"4, "MM"4              \n\t"
-#if HAVE_SSE2
+#if COMPILE_TEMPLATE_SSE2
         "packuswb "MM"4, "MM"4              \n\t"
 #endif
         "movd "MM"4, %0                     \n\t" // *overflow