fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2026-01-30 20:10:24 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions 3

nir/lower_bit_size: lower uadd_carry

Browse source 
8/16-bit uadd_carry can exist in SPIR-V.

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Gitlab: https://gitlab.freedesktop.org/mesa/mesa/-/issues/7615
Cc: mesa-stable
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19473>
This commit is contained in:
Rhys Perry 2022-11-02 16:45:08 +00:00 • committed by Marge Bot
parent 4239512210
commit da30fb5df7
1 changed files with 2 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
src/compiler/nir/nir_lower_bit_size.c
View file

@ -79,6 +79,8 @@ lower_alu_instr(nir_builder *bld, nir_alu_instr *alu, unsigned bit_size)
lowered_dst = nir_ushr_imm(bld, lowered_dst, dst_bit_size);
else
lowered_dst = nir_ishr_imm(bld, lowered_dst, dst_bit_size);
} else if (op == nir_op_uadd_carry) {
lowered_dst = nir_ushr_imm(bld, nir_iadd(bld, srcs[0], srcs[1]), dst_bit_size);
} else {
lowered_dst = nir_build_alu_src_arr(bld, op, srcs);