Mesa (master): turnip: Add support for non-zero (still constant) UBO buffer indices.

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Module: Mesa
Branch: master
Commit: 3abfde13be198449230e48c5f277e0b62a0e96c4
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=3abfde13be198449230e48c5f277e0b62a0e96c4

Author: Eric Anholt <eric at anholt.net>
Date:   Tue Jan 21 16:56:34 2020 -0800

turnip: Add support for non-zero (still constant) UBO buffer indices.

This was actually all ready to go at this point, and just needed to
increment by the value.

Fixes dEQP-VK.binding_model.shader_access.primary_cmd_buf.uniform_buffer.*

Reviewed-by: Jonathan Marek <jonathan at marek.ca>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3504>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3504>

---

 src/freedreno/vulkan/tu_shader.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/freedreno/vulkan/tu_shader.c b/src/freedreno/vulkan/tu_shader.c
index 67374ac22cc..323a244e81a 100644
--- a/src/freedreno/vulkan/tu_shader.c
+++ b/src/freedreno/vulkan/tu_shader.c
@@ -243,11 +243,12 @@ lower_vulkan_resource_index(nir_builder *b, nir_intrinsic_instr *instr,
    switch (nir_intrinsic_desc_type(instr)) {
    case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
    case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC:
-      if (!const_val || const_val->u32 != 0)
-         tu_finishme("non-zero vulkan_resource_index array index");
+      if (!const_val)
+         tu_finishme("non-constant vulkan_resource_index array index");
       /* skip index 0 which is used for push constants */
       index = map_add(&shader->ubo_map, set, binding, 0,
                       binding_layout->array_size) + 1;
+      index += const_val->u32;
       break;
    case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
    case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC: