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multimedia/x264/files/patch-armv6

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Downgrade SIMD usage to real armv6 (like Raspberry Pi)
--- common/arm/quant-a.S.orig 2016-09-21 20:45:06 UTC
+++ common/arm/quant-a.S
@@ -316,6 +316,7 @@ dequant_4x4_dc_rshift:
bx lr
endfunc
+#if ARCH_AARCH64 || HAVE_ARMV6T2
jbeichAuthorUnsubmitted
Not Done
Inline Actions

Obsoleted by 0aed59e74. Besides, the port disables NEON by default by dropping -mcpu= from configure.

jbeich: Obsoleted by [0aed59e74](https://git.videolan.org/?p=x264.git;a=commitdiff…
.macro decimate_score_1x size
function x264_decimate_score\size\()_neon
vld1.16 {q0, q1}, [r0, :128]
@@ -361,6 +362,7 @@ endfunc
decimate_score_1x 15
decimate_score_1x 16
+#endif
function x264_decimate_score64_neon
push {lr}
--- common/quant.c.orig 2016-09-21 20:45:06 UTC
+++ common/quant.c
@@ -761,8 +761,10 @@ void x264_quant_init( x264_t *h, int cpu
pf->coeff_last[DCT_LUMA_4x4] = x264_coeff_last16_neon;
pf->coeff_last[DCT_LUMA_8x8] = x264_coeff_last64_neon;
pf->denoise_dct = x264_denoise_dct_neon;
+#if ARCH_AARCH64 || HAVE_ARMV6T2
pf->decimate_score15 = x264_decimate_score15_neon;
pf->decimate_score16 = x264_decimate_score16_neon;
+#endif
pf->decimate_score64 = x264_decimate_score64_neon;
}
#endif
--- configure.orig 2016-09-21 20:45:06 UTC
+++ configure
@@ -874,9 +874,6 @@ if [ $asm = auto -a \( $ARCH = X86 -o $A
fi
if [ $asm = auto -a $ARCH = ARM ] ; then
- # set flags so neon is built by default
- echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon"
-
if cc_check '' '' '__asm__("rev ip, ip");' ; then define HAVE_ARMV6
cc_check '' '' '__asm__("movt r0, #0");' && define HAVE_ARMV6T2
cc_check '' '' '__asm__("vadd.i16 q0, q0, q0");' && define HAVE_NEON