shithub: libvpx

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ref: 4682130b60dd27ec5a03d13a20e8249156fcd250
parent: ac3996a6d1bf1f3696cffbf1102528643391ec19
author: Johann <[email protected]>
date: Wed Feb 15 14:01:38 EST 2017

quantize_fp highbd ssse3: use tran_low_t for coeff

Change-Id: Iebade0efc0efbb0a80a0f3adbef4962e3a2f25e8

--- a/vp9/common/vp9_rtcd_defs.pl
+++ b/vp9/common/vp9_rtcd_defs.pl
@@ -136,7 +136,7 @@
   specialize qw/vp9_block_error_fp sse2/;
 
   add_proto qw/void vp9_quantize_fp/, "const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block, const int16_t *zbin_ptr, const int16_t *round_ptr, const int16_t *quant_ptr, const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr, const int16_t *scan, const int16_t *iscan";
-  specialize qw/vp9_quantize_fp neon sse2/;
+  specialize qw/vp9_quantize_fp neon sse2/, "$ssse3_x86_64";
 
   add_proto qw/void vp9_quantize_fp_32x32/, "const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block, const int16_t *zbin_ptr, const int16_t *round_ptr, const int16_t *quant_ptr, const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr, const int16_t *scan, const int16_t *iscan";
 
--- a/vp9/encoder/x86/vp9_quantize_ssse3_x86_64.asm
+++ b/vp9/encoder/x86/vp9_quantize_ssse3_x86_64.asm
@@ -11,6 +11,7 @@
 %define private_prefix vp9
 
 %include "third_party/x86inc/x86inc.asm"
+%include "vpx_dsp/x86/bitdepth_conversion_sse2.asm"
 
 SECTION_RODATA
 pw_1: times 8 dw 1
@@ -48,15 +49,15 @@
 %endif
   pxor                            m5, m5                   ; m5 = dedicated zero
 
-  lea                         coeffq, [  coeffq+ncoeffq*2]
-  lea                            r5q, [  r5q+ncoeffq*2]
-  lea                            r3q, [ r3q+ncoeffq*2]
-  lea                            r4q, [r4q+ncoeffq*2]
+  INCREMENT_ELEMENTS_TRAN_LOW coeffq, ncoeffq
+  lea                            r5q, [r5q+ncoeffq*2]
+  INCREMENT_ELEMENTS_TRAN_LOW    r3q, ncoeffq
+  INCREMENT_ELEMENTS_TRAN_LOW    r4q, ncoeffq
   neg                        ncoeffq
 
   ; get DC and first 15 AC coeffs
-  mova                            m9, [  coeffq+ncoeffq*2+ 0] ; m9 = c[i]
-  mova                           m10, [  coeffq+ncoeffq*2+16] ; m10 = c[i]
+  LOAD_TRAN_LOW  9, coeffq, ncoeffq                        ; m9 = c[i]
+  LOAD_TRAN_LOW 10, coeffq, ncoeffq + 8                    ; m10 = c[i]
   pabsw                           m6, m9                   ; m6 = abs(m9)
   pabsw                          m11, m10                  ; m11 = abs(m10)
   pcmpeqw                         m7, m7
@@ -69,8 +70,8 @@
   pmulhw                         m13, m11, m2              ; m13 = m11*q>>16
   psignw                          m8, m9                   ; m8 = reinsert sign
   psignw                         m13, m10                  ; m13 = reinsert sign
-  mova            [r3q+ncoeffq*2+ 0], m8
-  mova            [r3q+ncoeffq*2+16], m13
+  STORE_TRAN_LOW  8, r3q, ncoeffq,     6, 11, 12
+  STORE_TRAN_LOW 13, r3q, ncoeffq + 8, 6, 11, 12
 %ifidn %1, fp_32x32
   pabsw                           m8, m8
   pabsw                          m13, m13
@@ -87,8 +88,8 @@
 %else
   psrlw                           m0, m3, 1
 %endif
-  mova            [r4q+ncoeffq*2+ 0], m8
-  mova            [r4q+ncoeffq*2+16], m13
+  STORE_TRAN_LOW  8, r4q, ncoeffq,     6, 11, 12
+  STORE_TRAN_LOW 13, r4q, ncoeffq + 8, 6, 11, 12
   pcmpeqw                         m8, m5                   ; m8 = c[i] == 0
   pcmpeqw                        m13, m5                   ; m13 = c[i] == 0
   mova                            m6, [  r5q+ncoeffq*2+ 0] ; m6 = scan[i]
@@ -102,8 +103,8 @@
   jz .accumulate_eob
 
 .ac_only_loop:
-  mova                            m9, [  coeffq+ncoeffq*2+ 0] ; m9 = c[i]
-  mova                           m10, [  coeffq+ncoeffq*2+16] ; m10 = c[i]
+  LOAD_TRAN_LOW  9, coeffq, ncoeffq                        ; m9 = c[i]
+  LOAD_TRAN_LOW 10, coeffq, ncoeffq + 8                    ; m10 = c[i]
   pabsw                           m6, m9                   ; m6 = abs(m9)
   pabsw                          m11, m10                  ; m11 = abs(m10)
 
@@ -123,8 +124,8 @@
   pmulhw                         m13, m11, m2              ; m13 = m11*q>>16
   psignw                         m14, m9                   ; m14 = reinsert sign
   psignw                         m13, m10                  ; m13 = reinsert sign
-  mova            [r3q+ncoeffq*2+ 0], m14
-  mova            [r3q+ncoeffq*2+16], m13
+  STORE_TRAN_LOW 14, r3q, ncoeffq,     6, 11, 12
+  STORE_TRAN_LOW 13, r3q, ncoeffq + 8, 6, 11, 12
 %ifidn %1, fp_32x32
   pabsw                          m14, m14
   pabsw                          m13, m13
@@ -137,8 +138,8 @@
   psignw                         m14, m9
   psignw                         m13, m10
 %endif
-  mova            [r4q+ncoeffq*2+ 0], m14
-  mova            [r4q+ncoeffq*2+16], m13
+  STORE_TRAN_LOW 14, r4q, ncoeffq,     6, 11, 12
+  STORE_TRAN_LOW 13, r4q, ncoeffq + 8, 6, 11, 12
   pcmpeqw                        m14, m5                   ; m14 = c[i] == 0
   pcmpeqw                        m13, m5                   ; m13 = c[i] == 0
   mova                            m6, [  r5q+ncoeffq*2+ 0] ; m6 = scan[i]
@@ -154,10 +155,10 @@
 
   jmp .accumulate_eob
 .skip_iter:
-  mova            [r3q+ncoeffq*2+ 0], m5
-  mova            [r3q+ncoeffq*2+16], m5
-  mova            [r4q+ncoeffq*2+ 0], m5
-  mova            [r4q+ncoeffq*2+16], m5
+  STORE_ZERO_TRAN_LOW 5, r3q, ncoeffq
+  STORE_ZERO_TRAN_LOW 5, r3q, ncoeffq + 8
+  STORE_ZERO_TRAN_LOW 5, r4q, ncoeffq
+  STORE_ZERO_TRAN_LOW 5, r4q, ncoeffq + 8
   add                        ncoeffq, mmsize
   jl .ac_only_loop
 
@@ -186,10 +187,10 @@
   neg                        ncoeffq
   pxor                            m7, m7
 .blank_loop:
-  mova            [r0q+ncoeffq*2+ 0], m7
-  mova            [r0q+ncoeffq*2+16], m7
-  mova            [r2q+ncoeffq*2+ 0], m7
-  mova            [r2q+ncoeffq*2+16], m7
+  STORE_ZERO_TRAN_LOW 7, r0q, ncoeffq
+  STORE_ZERO_TRAN_LOW 7, r0q, ncoeffq + 8
+  STORE_ZERO_TRAN_LOW 7, r2q, ncoeffq
+  STORE_ZERO_TRAN_LOW 7, r2q, ncoeffq + 8
   add                        ncoeffq, mmsize
   jl .blank_loop
   mov                     word [r3q], 0
--- a/vpx_dsp/x86/bitdepth_conversion_sse2.asm
+++ b/vpx_dsp/x86/bitdepth_conversion_sse2.asm
@@ -38,29 +38,53 @@
 ; the values down to 16 bits.
 %macro LOAD_TRAN_LOW 3
 %if CONFIG_VP9_HIGHBITDEPTH
-  mova     m%1, [%2 + %3 * 4]
-  packssdw m%1, [%2 + %3 * 4 + 16]
+  mova     m%1, [%2 + (%3) * 4]
+  packssdw m%1, [%2 + (%3) * 4 + 16]
 %else
-  mova     m%1, [%2 + %3 * 2]
+  mova     m%1, [%2 + (%3) * 2]
 %endif
 %endmacro
 
 ; Store m%1 to %2 + %3.
 ; %3 is the offset in elements, not bytes.
+; If 5 arguments are provided then m%1 is corrupted.
+; If 6 arguments are provided then m%1 is preserved.
 ; If tran_low_t is 16 bits (low bit depth configuration) then store the value
 ; directly. If tran_low_t is 32 bits (high bit depth configuration) then sign
 ; extend the values first.
 ; Uses m%4-m%6 as scratch registers for high bit depth.
-%macro STORE_TRAN_LOW 5
+%macro STORE_TRAN_LOW 5-6
 %if CONFIG_VP9_HIGHBITDEPTH
   pxor                      m%4, m%4
   mova                      m%5, m%1
+  %if %0 == 6
+  mova                      m%6, m%1
+  %endif
   pcmpgtw                   m%4, m%1
   punpcklwd                 m%5, m%4
+  %if %0 == 5
   punpckhwd                 m%1, m%4
-  mova       [%2 + %3 * 4 +  0], m%5
-  mova       [%2 + %3 * 4 + 16], m%1
+  %else
+  punpckhwd                 m%6, m%4
+  %endif
+  mova     [%2 + (%3) * 4 +  0], m%5
+  %if %0 == 5
+  mova     [%2 + (%3) * 4 + 16], m%1
+  %else
+  mova     [%2 + (%3) * 4 + 16], m%6
+  %endif
 %else
-  mova            [%2 + %3 * 2], m%1
+  mova          [%2 + (%3) * 2], m%1
+%endif
+%endmacro
+
+; Store zeros (in m%1) to %2 + %3.
+; %3 is the offset in elements, not bytes.
+%macro STORE_ZERO_TRAN_LOW 3
+%if CONFIG_VP9_HIGHBITDEPTH
+  mova     [%2 + (%3) * 4 +  0], m%1
+  mova     [%2 + (%3) * 4 + 16], m%1
+%else
+  mova          [%2 + (%3) * 2], m%1
 %endif
 %endmacro