+static void check_add_gradient_pred(LLVidDSPContext c, int w) {
+ int src_size, stride;
+ uint8_t *src0, *src1;
+ declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *src, const ptrdiff_t stride,
+ const ptrdiff_t width);
+
+ stride = w + 32;
+ src_size = (stride + 32) * 2; /* dsp need previous line, and ignore the start of the line */
+ src0 = av_mallocz(src_size);
+ src1 = av_mallocz(src_size);
+
+ init_buffer(src0, src1, uint8_t, src_size);
+
+ if (check_func(c.add_gradient_pred, "add_gradient_pred")) {
+ call_ref(src0 + stride + 32, stride, w);
+ call_new(src1 + stride + 32, stride, w);
+ if (memcmp(src0, src1, stride)||/* previous line doesn't change */
+ memcmp(src0+stride, src1 + stride, w + 32)) {
+ fail();
+ }
+ bench_new(src1 + stride + 32, stride, w);
+ }
+
+ av_free(src0);
+ av_free(src1);
+}
+