diff --git a/src/broadcom/compiler/nir_to_vir.c b/src/broadcom/compiler/nir_to_vir.c
index 475f5cd2b24..12dcfe917c0 100644
--- a/src/broadcom/compiler/nir_to_vir.c
+++ b/src/broadcom/compiler/nir_to_vir.c
@@ -1560,10 +1560,14 @@ ntq_setup_vs_inputs(struct v3d_compile *c)
         bool uses_iid = c->s->info.system_values_read &
                 (1ull << SYSTEM_VALUE_INSTANCE_ID |
                  1ull << SYSTEM_VALUE_INSTANCE_INDEX);
+        bool uses_biid = c->s->info.system_values_read &
+                (1ull << SYSTEM_VALUE_BASE_INSTANCE);
         bool uses_vid = c->s->info.system_values_read &
                 (1ull << SYSTEM_VALUE_VERTEX_ID |
                  1ull << SYSTEM_VALUE_VERTEX_ID_ZERO_BASE);
+
         num_components += uses_iid;
+        num_components += uses_biid;
         num_components += uses_vid;
 
         for (int i = 0; i < ARRAY_SIZE(c->vattr_sizes); i++)
@@ -1574,6 +1578,11 @@ ntq_setup_vs_inputs(struct v3d_compile *c)
                                            &num_components, ~0);
         }
 
+        if (uses_biid) {
+                c->biid = ntq_emit_vpm_read(c, &vpm_components_queued,
+                                            &num_components, ~0);
+        }
+
         if (uses_vid) {
                 c->vid = ntq_emit_vpm_read(c, &vpm_components_queued,
                                            &num_components, ~0);
@@ -2002,6 +2011,10 @@ ntq_emit_load_input(struct v3d_compile *c, nir_intrinsic_instr *instr)
                    (1ull << SYSTEM_VALUE_INSTANCE_ID)) {
                       index++;
                }
+               if (c->s->info.system_values_read &
+                   (1ull << SYSTEM_VALUE_BASE_INSTANCE)) {
+                      index++;
+               }
                if (c->s->info.system_values_read &
                    (1ull << SYSTEM_VALUE_VERTEX_ID)) {
                       index++;
@@ -2252,6 +2265,10 @@ ntq_emit_intrinsic(struct v3d_compile *c, nir_intrinsic_instr *instr)
                                        vir_REVF(c)));
                 break;
 
+        case nir_intrinsic_load_base_instance:
+                ntq_store_dest(c, &instr->dest, 0, vir_MOV(c, c->biid));
+                break;
+
         case nir_intrinsic_load_instance_id:
                 ntq_store_dest(c, &instr->dest, 0, vir_MOV(c, c->iid));
                 break;
diff --git a/src/broadcom/compiler/v3d_compiler.h b/src/broadcom/compiler/v3d_compiler.h
index b829173a66d..e17aa4c8fd9 100644
--- a/src/broadcom/compiler/v3d_compiler.h
+++ b/src/broadcom/compiler/v3d_compiler.h
@@ -585,9 +585,15 @@ struct v3d_compile {
         struct qreg iid;
 
         /**
-         * Vertex ID, which comes in before the vertex attribute payload
+         * Base Instance ID, which comes in before the vertex attribute payload
          * (after Instance ID) if the shader record requests it.
          */
+        struct qreg biid;
+
+        /**
+         * Vertex ID, which comes in before the vertex attribute payload
+         * (after Base Instance) if the shader record requests it.
+         */
         struct qreg vid;
 
         /* Fragment shader payload regs. */
@@ -714,7 +720,7 @@ struct v3d_prog_data {
 struct v3d_vs_prog_data {
         struct v3d_prog_data base;
 
-        bool uses_iid, uses_vid;
+        bool uses_iid, uses_biid, uses_vid;
 
         /* Number of components read from each vertex attribute. */
         uint8_t vattr_sizes[V3D_MAX_VS_INPUTS / 4];
diff --git a/src/broadcom/compiler/vir.c b/src/broadcom/compiler/vir.c
index 0c837fd274e..39cae231ba7 100644
--- a/src/broadcom/compiler/vir.c
+++ b/src/broadcom/compiler/vir.c
@@ -639,12 +639,17 @@ v3d_vs_set_prog_data(struct v3d_compile *c,
                                (1ull << SYSTEM_VALUE_VERTEX_ID |
                                 1ull << SYSTEM_VALUE_VERTEX_ID_ZERO_BASE));
 
+        prog_data->uses_biid = (c->s->info.system_values_read &
+                                (1ull << SYSTEM_VALUE_BASE_INSTANCE));
+
         prog_data->uses_iid = (c->s->info.system_values_read &
                                (1ull << SYSTEM_VALUE_INSTANCE_ID |
                                 1ull << SYSTEM_VALUE_INSTANCE_INDEX));
 
         if (prog_data->uses_vid)
                 prog_data->vpm_input_size++;
+        if (prog_data->uses_biid)
+                prog_data->vpm_input_size++;
         if (prog_data->uses_iid)
                 prog_data->vpm_input_size++;