llvmpipe: use some local vars to index step arrays
Saves a few more cycles.
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@ -153,16 +153,18 @@ do_block_16( struct lp_rasterizer_task *rast_task,
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const int eo1 = tri->eo1 * 4;
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const int eo2 = tri->eo2 * 4;
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const int eo3 = tri->eo3 * 4;
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const int *step0 = tri->inputs.step[0];
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const int *step1 = tri->inputs.step[1];
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const int *step2 = tri->inputs.step[2];
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int i;
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assert(x % 16 == 0);
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assert(y % 16 == 0);
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for (i = 0; i < 16; i++) {
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int cx1 = c1 + (tri->inputs.step[0][i] * 4);
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int cx2 = c2 + (tri->inputs.step[1][i] * 4);
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int cx3 = c3 + (tri->inputs.step[2][i] * 4);
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int cx1 = c1 + step0[i] * 4;
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int cx2 = c2 + step1[i] * 4;
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int cx3 = c3 + step2[i] * 4;
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if (cx1 + eo1 < 0 ||
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cx2 + eo2 < 0 ||
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