LLVM: lib/Target/AMDGPU/SILowerWWMCopies.cpp File Reference (original) (raw)
Lowering the WWM_COPY instructions for various register classes. More...
Go to the source code of this file.
| Macros | |
|---|---|
| #define | DEBUG_TYPE "si-lower-wwm-copies" |
| Variables | |
|---|---|
| DEBUG_TYPE | |
| SI Lower WWM | Copies |
| SI Lower WWM | false |
Detailed Description
Lowering the WWM_COPY instructions for various register classes.
AMDGPU target generates WWM_COPY instruction to differentiate WWM copy from COPY. This pass generates the necessary exec mask manipulation instructions to replicate 'Whole Wave Mode' and lowers WWM_COPY back to COPY.
Definition in file SILowerWWMCopies.cpp.
Macro Definition Documentation
◆ DEBUG_TYPE
#define DEBUG_TYPE "si-lower-wwm-copies"
Function Documentation
◆ INITIALIZE_PASS_BEGIN()
| INITIALIZE_PASS_BEGIN | ( | SILowerWWMCopiesLegacy | , |
|---|---|---|---|
| DEBUG_TYPE | , | ||
| "SI Lower WWM Copies" | , | ||
| false | , | ||
| false | ) |