ir3 compiler has an integer multiply-add instruction (IMAD_S24)
that is used for different offset calculations in the backend.
Since we intend to move some of these calculations to NIR, we need
a new ALU op that can represent it.
---
src/compiler/nir/nir_opcodes.py | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/compiler/nir/nir_opcodes.py b/src/compiler/nir/nir_opcodes.py
index d32005846a6..b61845fd514 100644
--- a/src/compiler/nir/nir_opcodes.py
+++ b/src/compiler/nir/nir_opcodes.py
@@ -754,6 +754,7 @@ def triop_horiz(name, output_size, src1_size, src2_size,
src3_size, const_expr):
[tuint, tuint, tuint], "", const_expr)
triop("ffma", tfloat, "src0 * src1 + src2")
+triop("imad", tint, "src0 * src1 + src2")
triop("flrp", tfloat, "src0 * (1 - src2) + src1 * src2")
--
2.20.1
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