From 2bec99c8a00b91c5be592e17b8cbaadb53c24904 Mon Sep 17 00:00:00 2001
From: Iago Toral Quiroga <itoral@igalia.com>
Date: Tue, 10 Mar 2020 12:19:48 +0100
Subject: [PATCH] v3dv: lower {i,u}mulExtended

Fixes:
dEQP-VK.glsl.builtin.function.integer.imulextended.*
dEQP-VK.glsl.builtin.function.integer.umulextended.*

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6766>
---
 src/broadcom/vulkan/v3dv_pipeline.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/broadcom/vulkan/v3dv_pipeline.c b/src/broadcom/vulkan/v3dv_pipeline.c
index d1878ae6e3e..c0e70a9dbcb 100644
--- a/src/broadcom/vulkan/v3dv_pipeline.c
+++ b/src/broadcom/vulkan/v3dv_pipeline.c
@@ -148,6 +148,10 @@ const nir_shader_compiler_options v3dv_nir_options = {
     */
    .lower_uadd_carry = true,
    .lower_usub_borrow = true,
+   /* FIXME: check if we can use multop + umul24 to implement mul2x32_64
+    * without lowering.
+    */
+   .lower_mul_2x32_64 = true,
    .lower_fdiv = true,
    .lower_find_lsb = true,
    .lower_ffma16 = true,