[llvm] [DAG] Support saturated truncate (PR #99418)
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Sun Jul 21 00:13:08 PDT 2024
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@@ -5343,9 +5343,13 @@ def VImm8000: PatLeaf<(AArch64mvni_msl (i32 127), (i32 264))>;
// trunc(umin(X, 255)) -> UQXTRN v8i8
def : Pat<(v8i8 (trunc (umin (v8i16 V128:$Vn), (v8i16 VImmFF)))),
(UQXTNv8i8 V128:$Vn)>;
+def : Pat<(v8i8 (truncusat (v8i16 V128:$Vn))),
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ParkHanbum wrote:
@topperc That's weird, but I didn't touch anything else.
https://github.com/llvm/llvm-project/pull/99418
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