From 63a567f7b00e7e7592686a8268ba796c3b886481 Mon Sep 17 00:00:00 2001
From: Weiqun Zhang <WeiqunZhang@lbl.gov>
Date: Mon, 28 Dec 2020 09:23:53 -0800
Subject: [PATCH] DPCPP: GNU Make USE_GPU variable (#1689)

Set USE_GPU=TRUE for dpcpp in Make.defs just like cuda and hip.
---
 Tools/GNUMake/Make.defs | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/Tools/GNUMake/Make.defs b/Tools/GNUMake/Make.defs
index dcbde7b9f4d..cfaecdf93ce 100644
--- a/Tools/GNUMake/Make.defs
+++ b/Tools/GNUMake/Make.defs
@@ -22,6 +22,12 @@ endif
 
 include $(AMREX_HOME)/Tools/GNUMake/Make.machines
 
+ifdef USE_GPU
+  USE_GPU := $(strip $(USE_GPU))
+else
+  USE_GPU := FALSE
+endif
+
 ifdef USE_DPCPP
   USE_DPCPP := $(strip $(USE_DPCPP))
 else
@@ -30,7 +36,8 @@ endif
 
 ifeq ($(USE_DPCPP),TRUE)
   override COMP = dpcpp
-  DEFINES += -DAMREX_USE_DPCPP -DAMREX_USE_GPU
+  DEFINES += -DAMREX_USE_DPCPP
+  USE_GPU := TRUE
   USE_CUDA := FALSE
   USE_HIP := FALSE
   # disable ccache for now
@@ -620,8 +627,6 @@ ifeq ($(USE_FORCE_INLINE),TRUE)
     CPPFLAGS += -DAMREX_USE_FORCE_INLINE
 endif
 
-USE_GPU := FALSE
-
 ifeq ($(USE_ACC),TRUE)
 
   USE_GPU := TRUE