llvm-project

953aa102 - [flang][cuda] Lower device to host and device to device transfer (#87387)

[flang][cuda] Lower device to host and device to device transfer (#87387) Add more support for CUDA data transfer in assignment. This patch adds device to device and device to host support. If device symbols are present on the rhs, some implicit data transfer are initiated. A temporary is created and the data are transferred to the host. The expression is evaluated on the host and the assignment is done.