reverting to 3 flags

Author: tmoreau89

cmake/config.cmake

@@ -138,5 +138,11 @@ set(USE_ANTLR OFF)
 # Whether use Relay debug mode
 set(USE_RELAY_DEBUG OFF)
 
-# Whether to build VTA dlls on host or device
-set(USE_VTA_ON_HOST ON)
+# Whether to build fast VTA simulator driver
+set(USE_VTA_FSIM ON)
+
+# Whether to build cycle-accurate VTA simulator driver
+set(USE_VTA_TSIM ON)
+
+# Whether to build VTA FPGA driver (device side only)
+set(USE_VTA_FPGA OFF)

cmake/modules/VTA.cmake

@@ -38,7 +38,7 @@ elseif(PYTHON)
   string(REGEX MATCHALL "(^| )-D[A-Za-z0-9_=.]*" VTA_DEFINITIONS "${__vta_defs}")
 
   # Fast simulator driver build
-  if(USE_VTA_ON_HOST)
+  if(USE_VTA_FSIM)
     # Add fsim driver sources
     file(GLOB FSIM_RUNTIME_SRCS vta/src/*.cc)
     list(APPEND FSIM_RUNTIME_SRCS vta/src/sim/sim_driver.cc)
@@ -56,7 +56,7 @@ elseif(PYTHON)
   endif()
 
   # Cycle accurate simulator driver build
-  if(USE_VTA_ON_HOST)
+  if(USE_VTA_TSIM)
     # Add tsim driver sources
     file(GLOB TSIM_RUNTIME_SRCS vta/src/*.cc)
     list(APPEND TSIM_RUNTIME_SRCS vta/src/tsim/tsim_driver.cc)
@@ -77,7 +77,7 @@ elseif(PYTHON)
   endif()
 
   # VTA FPGA driver sources
-  if(NOT USE_VTA_ON_HOST)
+  if(USE_VTA_FPGA)
     file(GLOB FPGA_RUNTIME_SRCS vta/src/*.cc)
     # Rules for Zynq-class FPGAs with pynq OS support (see pynq.io)
     if(${VTA_TARGET} STREQUAL "pynq" OR

docs/vta/install.md

@@ -117,7 +117,9 @@ ssh xilinx@192.168.2.99
 cd /home/xilinx/tvm
 mkdir build
 cp cmake/config.cmake build/.
-echo 'set(USE_VTA_ON_HOST OFF)' >> build/config.cmake
+echo 'set(USE_VTA_FSIM OFF)' >> build/config.cmake
+echo 'set(USE_VTA_TSIM OFF)' >> build/config.cmake
+echo 'set(USE_VTA_FPGA ON)' >> build/config.cmake
 # Copy pynq specific configuration
 cp vta/config/pynq_sample.json vta/config/vta_config.json
 cd build