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nir,spirv: allow non-uniform OpArrayLength

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Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7969>
This commit is contained in:
Rhys Perry
2020-10-12 15:03:28 +01:00
committed by Marge Bot
parent b64fdefad5
commit 30f40364f6
4 changed files with 13 additions and 7 deletions
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6
src/compiler/spirv/vtn_variables.c
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@@ -2465,7 +2465,8 @@ vtn_handle_variables(struct vtn_builder *b, SpvOp opcode,
nir_ssa_def *array_length =
nir_build_deref_buffer_array_length(&b->nb, 32,
vtn_pointer_to_ssa(b, array));
vtn_pointer_to_ssa(b, array),
.access=ptr->access | ptr->type->access);
vtn_push_nir_ssa(b, w[2], array_length);
} else {
@@ -2480,7 +2481,8 @@ vtn_handle_variables(struct vtn_builder *b, SpvOp opcode,
vtn_assert(ptr->block_index);
}
nir_ssa_def *buf_size = nir_get_ssbo_size(&b->nb, ptr->block_index);
nir_ssa_def *buf_size = nir_get_ssbo_size(&b->nb, ptr->block_index,
.access=ptr->access | ptr->type->access);
/* array_length = max(buffer_size - offset, 0) / stride */
nir_ssa_def *array_length =