If you have something like this :
con 32 %66 = @load_reg (%62) (base=0, legacy_fabs=0, legacy_fneg=0)
con 32 %27 = @resource_intel (%22 (0xdeaddead), %66, %67, %17 (0x0)) (desc_set=2, binding=96, resource_intel=0, resource_block_intel=-1)
Just copying the brw_reg in ssa_values[] is not enough for the
load_reg intrinsic. We need to call get_nir_src() to force some logic
to create the register correct.
Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Fixes: b8209d69ff ("intel/fs: Add support for new-style registers")
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30050>