search for: row3i

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2014 Sep 26
2
[LLVMdev] Canonicalizing vector masking.
...<4 x float> %row1i = and <4 x i32> %inputi, <i32 0, i32 -1, i32 0, i32 0> %row1 = bitcast <4 x i32> %row1i to <4 x float> %row2i = and <4 x i32> %inputi, <i32 0, i32 0, i32 -1, i32 0> %row2 = bitcast <4 x i32> %row2i to <4 x float> %row3i = and <4 x i32> %inputi, <i32 0, i32 0, i32 0, i32 -1> %row3 = bitcast <4 x i32> %row3i to <4 x float> This arises from code which expands a vector of scale factors into the diagonal of a 4x4 diagonal matrix. This code pattern is coming from intrinsics which are explicitl...