I don't know of any piglit tests that are currently broken. However, there
is nothing stopping a vecN instruction from getting source modifiers and
lower_vec_to_movs is run after we lower to source modifiers.
---
src/glsl/nir/nir_lower_vec_to_movs.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/glsl/nir/nir_lower_vec_to_movs.c
b/src/glsl/nir/nir_lower_vec_to_movs.c
index 622e59c..287f2bf 100644
--- a/src/glsl/nir/nir_lower_vec_to_movs.c
+++ b/src/glsl/nir/nir_lower_vec_to_movs.c
@@ -68,12 +68,16 @@ insert_mov(nir_alu_instr *vec, unsigned start_idx,
nir_shader *shader)
mov->dest.write_mask = (1u << start_idx);
mov->src[0].swizzle[start_idx] = vec->src[start_idx].swizzle[0];
+ mov->src[0].negate = vec->src[start_idx].negate;
+ mov->src[0].abs = vec->src[start_idx].abs;
for (unsigned i = start_idx + 1; i < 4; i++) {
if (!(vec->dest.write_mask & (1 << i)))
continue;
- if (nir_srcs_equal(vec->src[i].src, vec->src[start_idx].src)) {
+ if (nir_srcs_equal(vec->src[i].src, vec->src[start_idx].src) &&
+ vec->src[i].negate == vec->src[start_idx].negate &&
+ vec->src[i].abs == vec->src[start_idx].abs) {
mov->dest.write_mask |= (1 << i);
mov->src[0].swizzle[i] = vec->src[i].swizzle[0];
}
--
2.5.0.400.gff86faf
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