nir: fix definition of imadsh_mix16 for vectors
Fixes: c27b3758fa
("nir/opcodes: Add new 'umul_low' and 'imadsh_mix16' opcodes")
Signed-off-by: Rob Clark <robdclark@chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4423>
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@ -1129,9 +1129,9 @@ binop("amul", tint, _2src_commutative + associative, "src0 * src1")
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# ir3-specific instruction that maps directly to mul-add shift high mix,
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# (IMADSH_MIX16 i.e. ah * bl << 16 + c). It is used for lowering integer
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# multiplication (imul) on Freedreno backend..
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opcode("imadsh_mix16", 1, tint32,
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[1, 1, 1], [tint32, tint32, tint32], False, "", """
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dst.x = ((((src0.x & 0xffff0000) >> 16) * (src1.x & 0x0000ffff)) << 16) + src2.x;
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opcode("imadsh_mix16", 0, tint32,
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[0, 0, 0], [tint32, tint32, tint32], False, "", """
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dst = ((((src0 & 0xffff0000) >> 16) * (src1 & 0x0000ffff)) << 16) + src2;
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""")
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# ir3-specific instruction that maps directly to ir3 mad.s24.
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