nvir/nir: implement nir_op_extract_i8

v2:
- use getSSA() instead of getScratch()
v3:
- fix whitespace

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Karol Herbst <kherbst@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5377>
This commit is contained in:
Ben Skeggs
2020-06-07 09:52:08 +10:00
committed by Marge Bot
parent da390389d0
commit 37bef78c79

View File

@@ -2818,6 +2818,14 @@ Converter::visit(nir_alu_instr *insn)
mkOp3(OP_PERMT, TYPE_U32, newDefs[0], getSrc(&insn->src[0]), prmt, loadImm(NULL, 0));
break;
}
case nir_op_extract_i8: {
DEFAULT_CHECKS;
LValues &newDefs = convert(&insn->dest);
Value *prmt = getSSA();
mkOp3(OP_MAD, TYPE_U32, prmt, getSrc(&insn->src[1]), loadImm(NULL, 0x1111), loadImm(NULL, 0x8880));
mkOp3(OP_PERMT, TYPE_U32, newDefs[0], getSrc(&insn->src[0]), prmt, loadImm(NULL, 0));
break;
}
// boolean conversions
case nir_op_b2f32: {
DEFAULT_CHECKS;