[FFmpeg-cvslog] x86/vf_maskedmerge: make ff_maskedmerge8_sse2 work on x86_32

James Almer git at videolan.org
Thu Dec 24 17:06:21 CET 2015


ffmpeg | branch: master | James Almer <jamrial at gmail.com> | Wed Dec 23 20:37:37 2015 -0300| [ce4c85de6a402cdc8d5320184eb3694346f58909] | committer: James Almer

x86/vf_maskedmerge: make ff_maskedmerge8_sse2 work on x86_32

Reviewed-by: Paul B Mahol <onemda at gmail.com>
Signed-off-by: James Almer <jamrial at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ce4c85de6a402cdc8d5320184eb3694346f58909
---

 libavfilter/x86/vf_maskedmerge.asm    |   29 ++++++++++++++++++-----------
 libavfilter/x86/vf_maskedmerge_init.c |    2 +-
 2 files changed, 19 insertions(+), 12 deletions(-)

diff --git a/libavfilter/x86/vf_maskedmerge.asm b/libavfilter/x86/vf_maskedmerge.asm
index 1970b0c..7e61935 100644
--- a/libavfilter/x86/vf_maskedmerge.asm
+++ b/libavfilter/x86/vf_maskedmerge.asm
@@ -22,7 +22,6 @@
 
 %include "libavutil/x86/x86util.asm"
 
-%if ARCH_X86_64
 SECTION_RODATA
 
 pw_128: times 8 dw 128
@@ -31,24 +30,33 @@ pw_256: times 8 dw 256
 SECTION .text
 
 INIT_XMM sse2
-cglobal maskedmerge8, 10, 11, 7, 0, bsrc, osrc, msrc, dst, blinesize, olinesize, mlinesize, dlinesize, w, h
+%if ARCH_X86_64
+cglobal maskedmerge8, 8, 11, 7, bsrc, osrc, msrc, dst, blinesize, olinesize, mlinesize, dlinesize, w, h, x
+    mov         wd, dword wm
+    mov         hd, dword hm
+%else
+cglobal maskedmerge8, 5, 7, 7, bsrc, osrc, msrc, dst, blinesize, w, x
+    mov         wd, r8m
+%define olinesizeq r5mp
+%define mlinesizeq r6mp
+%define dlinesizeq r7mp
+%define hd r9mp
+%endif
     mova        m4, [pw_256]
     mova        m5, [pw_128]
     pxor        m6, m6
-    movsxdifnidn wq, wd
     add      bsrcq, wq
     add      osrcq, wq
     add      msrcq, wq
     add       dstq, wq
     neg         wq
-    %define      x  r10q
 .nextrow:
-    mov          x, wq
+    mov         xq, wq
 
     .loop:
-        movh            m0, [bsrcq + x]
-        movh            m1, [osrcq + x]
-        movh            m3, [msrcq + x]
+        movh            m0, [bsrcq + xq]
+        movh            m1, [osrcq + xq]
+        movh            m3, [msrcq + xq]
         mova            m2, m4
         punpcklbw       m0, m6
         punpcklbw       m1, m6
@@ -60,8 +68,8 @@ cglobal maskedmerge8, 10, 11, 7, 0, bsrc, osrc, msrc, dst, blinesize, olinesize,
         paddw           m1, m5
         psrlw           m1, 8
         packuswb        m1, m1
-        movh    [dstq + x], m1
-        add           r10q, mmsize / 2
+        movh   [dstq + xq], m1
+        add             xq, mmsize / 2
     jl .loop
 
     add         bsrcq, blinesizeq
@@ -71,4 +79,3 @@ cglobal maskedmerge8, 10, 11, 7, 0, bsrc, osrc, msrc, dst, blinesize, olinesize,
     sub         hd, 1
     jg .nextrow
 REP_RET
-%endif
diff --git a/libavfilter/x86/vf_maskedmerge_init.c b/libavfilter/x86/vf_maskedmerge_init.c
index 4435700..73ab888 100644
--- a/libavfilter/x86/vf_maskedmerge_init.c
+++ b/libavfilter/x86/vf_maskedmerge_init.c
@@ -34,7 +34,7 @@ av_cold void ff_maskedmerge_init_x86(MaskedMergeContext *s)
 {
     int cpu_flags = av_get_cpu_flags();
 
-    if (ARCH_X86_64 && EXTERNAL_SSE2(cpu_flags) && s->depth == 8) {
+    if (EXTERNAL_SSE2(cpu_flags) && s->depth == 8) {
         s->maskedmerge = ff_maskedmerge8_sse2;
     }
 }



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