Mesa (master): nir/system_values: Use the bit size from the load_deref

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Module: Mesa
Branch: master
Commit: 5bfce5fcc24de1ccc9606d6b2ad295fbdcdaa44e
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=5bfce5fcc24de1ccc9606d6b2ad295fbdcdaa44e

Author: Jason Ekstrand <jason.ekstrand at intel.com>
Date:   Fri Oct 19 10:51:47 2018 -0500

nir/system_values: Use the bit size from the load_deref

This isn't a great solution for bit-sizes but we don't have a
particularly convenient way to get a bit size from the system value enum
and this keeps the lowering pass from changing it.

Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
Reviewed-by: Eric Anholt <eric at anholt.net>

---

 src/compiler/nir/nir_lower_system_values.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/compiler/nir/nir_lower_system_values.c b/src/compiler/nir/nir_lower_system_values.c
index 2820dcd1b3..bde7eb1180 100644
--- a/src/compiler/nir/nir_lower_system_values.c
+++ b/src/compiler/nir/nir_lower_system_values.c
@@ -203,6 +203,7 @@ convert_block(nir_block *block, nir_builder *b)
          nir_intrinsic_op sysval_op =
             nir_intrinsic_from_system_value(var->data.location);
          sysval = nir_load_system_value(b, sysval_op, 0);
+         sysval->bit_size = load_deref->dest.ssa.bit_size;
       }
 
       nir_ssa_def_rewrite_uses(&load_deref->dest.ssa, nir_src_for_ssa(sysval));