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authorAntia Puentes <[email protected]>2015-06-17 10:06:44 +0200
committerJason Ekstrand <[email protected]>2015-08-03 09:40:49 -0700
commitfa4e3c3c9f6f3a72a032499fccaa6e222d6a7fa4 (patch)
tree25d40770e5b77e43585c868ac98a06c55ffd0a10 /src/mesa
parent96106e2a9f214d98fc2e99c65398f95d41a3b879 (diff)
i965/nir/vec4: Implement the dot product operation
Adds NIR ALU operations: * nir_op_fdot2 * nir_op_fdot3 * nir_op_fdot4 Reviewed-by: Jason Ekstrand <[email protected]>
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/drivers/dri/i965/brw_vec4_nir.cpp15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
index 529f7f73eae..8a87759fcb9 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
@@ -1213,6 +1213,21 @@ vec4_visitor::nir_emit_alu(nir_alu_instr *instr)
inst->predicate = BRW_PREDICATE_NORMAL;
break;
+ case nir_op_fdot2:
+ inst = emit(BRW_OPCODE_DP2, dst, op[0], op[1]);
+ inst->saturate = instr->dest.saturate;
+ break;
+
+ case nir_op_fdot3:
+ inst = emit(BRW_OPCODE_DP3, dst, op[0], op[1]);
+ inst->saturate = instr->dest.saturate;
+ break;
+
+ case nir_op_fdot4:
+ inst = emit(BRW_OPCODE_DP4, dst, op[0], op[1]);
+ inst->saturate = instr->dest.saturate;
+ break;
+
default:
unreachable("Unimplemented ALU operation");
}