diff options
Diffstat (limited to 'src/intel/compiler/brw_fs_copy_propagation.cpp')
| -rw-r--r-- | src/intel/compiler/brw_fs_copy_propagation.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/intel/compiler/brw_fs_copy_propagation.cpp b/src/intel/compiler/brw_fs_copy_propagation.cpp index ab34b63748e..a76e0f3a6b5 100644 --- a/src/intel/compiler/brw_fs_copy_propagation.cpp +++ b/src/intel/compiler/brw_fs_copy_propagation.cpp @@ -315,6 +315,16 @@ can_take_stride(fs_inst *inst, unsigned arg, unsigned stride, if (stride > 4) return false; + /* Bail if the channels of the source need to be aligned to the byte offset + * of the corresponding channel of the destination, and the provided stride + * would break this restriction. + */ + if (has_dst_aligned_region_restriction(devinfo, inst) && + !(type_sz(inst->src[arg].type) * stride == + type_sz(inst->dst.type) * inst->dst.stride || + stride == 0)) + return false; + /* 3-source instructions can only be Align16, which restricts what strides * they can take. They can only take a stride of 1 (the usual case), or 0 * with a special "repctrl" bit. But the repctrl bit doesn't work for |