src/opts/SkBlitRow_opts_SSE4.cpp - Issue 881253003: add a paranoid assert

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Unified Diff: src/opts/SkBlitRow_opts_SSE4.cpp

Issue 881253003: add a paranoid assert (Closed) Base URL: https://skia.googlesource.com/skia.git@master

Patch Set: Created 5 years, 11 months ago

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Index: src/opts/SkBlitRow_opts_SSE4.cpp

diff --git a/src/opts/SkBlitRow_opts_SSE4.cpp b/src/opts/SkBlitRow_opts_SSE4.cpp

index fd837d54fee4d879fd3d1d25887c343d1c51279c..ae92a77eb2d234ba9bf5a7d816b860f469b022e9 100644

--- a/src/opts/SkBlitRow_opts_SSE4.cpp

+++ b/src/opts/SkBlitRow_opts_SSE4.cpp

@@ -55,6 +55,7 @@ void S32A_Opaque_BlitRow32_SSE4(SkPMColor* SK_RESTRICT dst,

}

// Wrap up the last <= 15 pixels.

+ SkASSERT(count - (count16*16) <= 15);

for (int i = count16*16; i < count; i++) {

// This check is not really necessarily, but it prevents pointless autovectorization.

if (src[i] & 0xFF000000) {

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