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zink: assert that ntv interp handling isn't doing implicit component expansion

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the number of components that ntv loads should always be the number of components
that the nir shader thinks it's loading

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28530>
This commit is contained in:
Mike Blumenkrantz
2024-04-02 08:53:39 -04:00
committed by Marge Bot
parent a7509a09ec
commit 9fe9681db1
1 changed files with 1 additions and 0 deletions
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src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
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@@ -2754,6 +2754,7 @@ emit_interpolate(struct ntv_context *ctx, nir_intrinsic_instr *intr)
SpvId ptr = get_src(ctx, &intr->src[0], &ptype);
SpvId result;
const struct glsl_type *gtype = nir_src_as_deref(intr->src[0])->type;
assert(glsl_get_vector_elements(gtype) == intr->num_components);
assert(ptype == get_nir_alu_type(gtype));
if (intr->intrinsic == nir_intrinsic_interp_deref_at_centroid)
result = emit_builtin_unop(ctx, op, get_glsl_type(ctx, gtype), ptr);