Mesa (master): iris: Set alignments on cbuf0 and constant reads

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Module: Mesa
Branch: master
Commit: f1883cc73d4ea2c6d3a73dfe55c8b346f3ef8ac6
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=f1883cc73d4ea2c6d3a73dfe55c8b346f3ef8ac6

Author: Jason Ekstrand <jason at jlekstrand.net>
Date:   Mon Mar 30 23:00:15 2020 -0500

iris: Set alignments on cbuf0 and constant reads

Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4367>

---

 src/gallium/drivers/iris/iris_program.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/gallium/drivers/iris/iris_program.c b/src/gallium/drivers/iris/iris_program.c
index de335cd9803..436c7b81551 100644
--- a/src/gallium/drivers/iris/iris_program.c
+++ b/src/gallium/drivers/iris/iris_program.c
@@ -432,6 +432,9 @@ iris_setup_uniforms(const struct brw_compiler *compiler,
             load_ubo->num_components = intrin->num_components;
             load_ubo->src[0] = nir_src_for_ssa(temp_const_ubo_name);
             load_ubo->src[1] = nir_src_for_ssa(offset);
+            nir_intrinsic_set_align(load_ubo,
+                                    nir_intrinsic_align_mul(intrin),
+                                    nir_intrinsic_align_offset(intrin));
             nir_ssa_dest_init(&load_ubo->instr, &load_ubo->dest,
                               intrin->dest.ssa.num_components,
                               intrin->dest.ssa.bit_size,
@@ -524,6 +527,7 @@ iris_setup_uniforms(const struct brw_compiler *compiler,
          load->num_components = comps;
          load->src[0] = nir_src_for_ssa(temp_ubo_name);
          load->src[1] = nir_src_for_ssa(offset);
+         nir_intrinsic_set_align(load, 4, 0);
          nir_ssa_dest_init(&load->instr, &load->dest, comps, 32, NULL);
          nir_builder_instr_insert(&b, &load->instr);
          nir_ssa_def_rewrite_uses(&intrin->dest.ssa,