From: Dave Airlie <airlied@redhat.com>
Date: Mon, 17 Aug 2020 01:42:42 +0000 (+1000)
Subject: llvmpipe: lower uadd_carry/usub_borrow.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=fe9667e336b55c11c08c5e95f835a2905560fb39;p=mesa.git

llvmpipe: lower uadd_carry/usub_borrow.

Fixes:
dEQP-VK.glsl.builtin.function.integer.uaddcarry.*
dEQP-VK.glsl.builtin.function.integer.usubborrow.*

Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6339>
---

diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index 1db662bf932..33c6b67c3a3 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -564,6 +564,8 @@ static const struct nir_shader_compiler_options gallivm_nir_options = {
    .lower_extract_byte = true,
    .lower_extract_word = true,
    .lower_rotate = true,
+   .lower_uadd_carry = true,
+   .lower_usub_borrow = true,
    .lower_ifind_msb = true,
    .max_unroll_iterations = 32,
    .use_interpolated_input_intrinsics = true,