tgsi_to_nir: Make the TGSI IF translation code more readable.
This patch is a minor cleanup that only intends to make the TGSI IF translation a bit easier to read. Signed-off-by: Timur Kristóf <timur.kristof@gmail.com> Tested-by: Andre Heider <a.heider@gmail.com> Tested-by: Rob Clark <robdclark@gmail.com> Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com> Reviewed-by: Eric Anholt <eric@anholt.net>
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@ -949,14 +949,15 @@ static void
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ttn_if(struct ttn_compile *c, nir_ssa_def *src, bool is_uint)
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{
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nir_builder *b = &c->build;
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src = ttn_channel(b, src, X);
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nir_ssa_def *src_x = ttn_channel(b, src, X);
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nir_if *if_stmt = nir_if_create(b->shader);
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if (is_uint) {
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if_stmt->condition = nir_src_for_ssa(nir_ine(b, src, nir_imm_int(b, 0)));
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/* equivalent to TGSI UIF, src is interpreted as integer */
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if_stmt->condition = nir_src_for_ssa(nir_ine(b, src_x, nir_imm_int(b, 0)));
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} else {
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if_stmt->condition = nir_src_for_ssa(nir_fne(b, src, nir_imm_int(b, 0)));
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/* equivalent to TGSI IF, src is interpreted as float */
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if_stmt->condition = nir_src_for_ssa(nir_fne(b, src_x, nir_imm_float(b, 0.0)));
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}
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nir_builder_cf_insert(b, &if_stmt->cf_node);
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