From 6018f5b07966a0f85dea1ee6775d50a8c85fdee1 Mon Sep 17 00:00:00 2001 From: Jason Ekstrand Date: Tue, 20 Mar 2018 12:12:12 -0700 Subject: nir/lower_indirect_derefs: Support interp_var_at intrinsics This fixes the fs-interpolateAtCentroid-block-array piglit test on i965. Reviewed-by: Kenneth Graunke Cc: mesa-stable@lists.freedesktop.org --- src/compiler/nir/nir_lower_indirect_derefs.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/src/compiler/nir/nir_lower_indirect_derefs.c b/src/compiler/nir/nir_lower_indirect_derefs.c index c949224b15c..02f202dea39 100644 --- a/src/compiler/nir/nir_lower_indirect_derefs.c +++ b/src/compiler/nir/nir_lower_indirect_derefs.c @@ -95,9 +95,15 @@ emit_load_store(nir_builder *b, nir_intrinsic_instr *orig_instr, if (src == NULL) { /* This is a load instruction */ nir_intrinsic_instr *load = - nir_intrinsic_instr_create(b->shader, nir_intrinsic_load_var); + nir_intrinsic_instr_create(b->shader, orig_instr->intrinsic); load->num_components = orig_instr->num_components; load->variables[0] = nir_deref_var_clone(deref, load); + + /* Copy over any sources. This is needed for interp_var_at */ + for (unsigned i = 0; + i < nir_intrinsic_infos[orig_instr->intrinsic].num_srcs; i++) + nir_src_copy(&load->src[i], &orig_instr->src[i], load); + unsigned bit_size = orig_instr->dest.ssa.bit_size; nir_ssa_dest_init(&load->instr, &load->dest, load->num_components, bit_size, NULL); @@ -142,6 +148,9 @@ lower_indirect_block(nir_block *block, nir_builder *b, nir_intrinsic_instr *intrin = nir_instr_as_intrinsic(instr); if (intrin->intrinsic != nir_intrinsic_load_var && + intrin->intrinsic != nir_intrinsic_interp_var_at_centroid && + intrin->intrinsic != nir_intrinsic_interp_var_at_sample && + intrin->intrinsic != nir_intrinsic_interp_var_at_offset && intrin->intrinsic != nir_intrinsic_store_var) continue; @@ -158,7 +167,7 @@ lower_indirect_block(nir_block *block, nir_builder *b, b->cursor = nir_before_instr(&intrin->instr); - if (intrin->intrinsic == nir_intrinsic_load_var) { + if (intrin->intrinsic != nir_intrinsic_store_var) { nir_ssa_def *result; emit_load_store(b, intrin, intrin->variables[0], &intrin->variables[0]->deref, &result, NULL); -- cgit v1.2.3