Normalize more intrinsic filenames

vp9_dequantize_x86 has only sse2 functions.

vp9_dct_sse2_intrinsics has no namespace collision and can drop
_intrinsics.

vp9_idct_mmx.h is unused.

Change-Id: Ic16e31fb372a1d1e841a62ecb4189fe8f95808ec
diff --git a/vp9/decoder/x86/vp9_dequantize_x86.c b/vp9/decoder/x86/vp9_dequantize_sse2.c
similarity index 99%
rename from vp9/decoder/x86/vp9_dequantize_x86.c
rename to vp9/decoder/x86/vp9_dequantize_sse2.c
index acfae2a..1dfb8e0 100644
--- a/vp9/decoder/x86/vp9_dequantize_x86.c
+++ b/vp9/decoder/x86/vp9_dequantize_sse2.c
@@ -15,8 +15,6 @@
 #include "vp9/common/vp9_common.h"
 #include "vp9/common/vp9_idct.h"
 
-#if HAVE_SSE2
-
 void vp9_add_residual_4x4_sse2(const int16_t *diff, const uint8_t *pred,
                                int pitch, uint8_t *dest, int stride) {
   const int width = 4;
@@ -452,4 +450,3 @@
     dest += 4 * stride;
   } while (--i);
 }
-#endif
diff --git a/vp9/decoder/x86/vp9_idct_mmx.h b/vp9/decoder/x86/vp9_idct_mmx.h
deleted file mode 100644
index 7d98291..0000000
--- a/vp9/decoder/x86/vp9_idct_mmx.h
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#ifndef VP9_DECODER_X86_VP9_IDCT_MMX_H_
-#define VP9_DECODER_X86_VP9_IDCT_MMX_H_
-
-
-void vp9_dequant_dc_idct_add_mmx(short *input, const short *dq,
-                                 unsigned char *pred, unsigned char *dest,
-                                 int pitch, int stride, int Dc);
-
-void vp9_dequant_idct_add_mmx(short *input, const short *dq, unsigned char *pred,
-                              unsigned char *dest, int pitch, int stride);
-
-#endif /* VP9_DECODER_X86_VP9_IDCT_MMX_H_ */
diff --git a/vp9/encoder/x86/vp9_dct_sse2_intrinsics.c b/vp9/encoder/x86/vp9_dct_sse2.c
similarity index 100%
rename from vp9/encoder/x86/vp9_dct_sse2_intrinsics.c
rename to vp9/encoder/x86/vp9_dct_sse2.c
diff --git a/vp9/vp9cx.mk b/vp9/vp9cx.mk
index 13785f7..51e24b8 100644
--- a/vp9/vp9cx.mk
+++ b/vp9/vp9cx.mk
@@ -109,10 +109,10 @@
 VP9_CX_SRCS-$(ARCH_X86)$(ARCH_X86_64) += encoder/x86/vp9_encodeopt.asm
 VP9_CX_SRCS-$(ARCH_X86_64) += encoder/x86/vp9_ssim_opt.asm
 
-VP9_CX_SRCS-$(HAVE_SSE2) += encoder/x86/vp9_dct_sse2_intrinsics.c
+VP9_CX_SRCS-$(HAVE_SSE2) += encoder/x86/vp9_dct_sse2.c
 ifeq ($(HAVE_SSE2),yes)
-vp9/encoder/x86/vp9_dct_sse2_intrinsics.c.d: CFLAGS += -msse2
-vp9/encoder/x86/vp9_dct_sse2_intrinsics.c.o: CFLAGS += -msse2
+vp9/encoder/x86/vp9_dct_sse2.c.d: CFLAGS += -msse2
+vp9/encoder/x86/vp9_dct_sse2.c.o: CFLAGS += -msse2
 endif
 
 
diff --git a/vp9/vp9dx.mk b/vp9/vp9dx.mk
index 239ae30..5cab6fc 100644
--- a/vp9/vp9dx.mk
+++ b/vp9/vp9dx.mk
@@ -38,10 +38,10 @@
 
 VP9_DX_SRCS-$(HAVE_SSE2) += decoder/x86/vp9_idct_blk_sse2.c
 
-VP9_DX_SRCS-$(ARCH_X86)$(ARCH_X86_64) += decoder/x86/vp9_dequantize_x86.c
+VP9_DX_SRCS-$(HAVE_SSE2) += decoder/x86/vp9_dequantize_sse2.c
 ifeq ($(HAVE_SSE2),yes)
-vp9/decoder/x86/vp9_dequantize_x86.c.o: CFLAGS += -msse2
-vp9/decoder/x86/vp9_dequantize_x86.c.d: CFLAGS += -msse2
+vp9/decoder/x86/vp9_dequantize_sse2.c.o: CFLAGS += -msse2
+vp9/decoder/x86/vp9_dequantize_sse2.c.d: CFLAGS += -msse2
 endif
 
 $(eval $(call asm_offsets_template,\