From dae6025e8efdfb759458a3243c8cd1588f485135 Mon Sep 17 00:00:00 2001 From: Antia Puentes Date: Tue, 14 Apr 2015 12:04:24 +0200 Subject: [PATCH] i965/nir/vec4: Derivatives are not allowed in VS Reviewed-by: Jason Ekstrand --- src/mesa/drivers/dri/i965/brw_vec4_nir.cpp | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp index 584ea5b2299..6ae387a8852 100644 --- a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp +++ b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp @@ -861,6 +861,14 @@ vec4_visitor::nir_emit_alu(nir_alu_instr *instr) inst->saturate = instr->dest.saturate; break; + case nir_op_fddx: + case nir_op_fddx_coarse: + case nir_op_fddx_fine: + case nir_op_fddy: + case nir_op_fddy_coarse: + case nir_op_fddy_fine: + unreachable("derivatives are not valid in vertex shaders"); + default: unreachable("Unimplemented ALU operation"); } -- 2.30.2