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-rw-r--r--src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c
index 8dad6082390..d884c2d232c 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c
@@ -3944,11 +3944,14 @@ emit_vertex(
LLVMBuilderRef builder = bld->bld_base.base.gallivm->builder;
if (bld->gs_iface->emit_vertex) {
- uint32_t imms_idx = emit_data->inst->Src[0].Register.SwizzleX;
- LLVMValueRef stream_id = bld->immediates[0][imms_idx];
+ uint32_t stream_reg_idx = emit_data->inst->Src[0].Register.Index;
+ uint32_t stream_reg_swiz = emit_data->inst->Src[0].Register.SwizzleX;
+ LLVMValueRef stream_id = bld->immediates[stream_reg_idx][stream_reg_swiz];
LLVMValueRef mask = mask_vec(bld_base);
LLVMValueRef total_emitted_vertices_vec =
LLVMBuildLoad(builder, bld->total_emitted_vertices_vec_ptr, "");
+
+ stream_id = LLVMBuildBitCast(builder, stream_id, bld_base->uint_bld.vec_type, "");
mask = clamp_mask_to_max_output_vertices(bld, mask,
total_emitted_vertices_vec);
gather_outputs(bld);