================
@@ -420,6 +449,35 @@ let TargetGuard = "sve,bf16" in {
def SVSTNT1_VNUM_BF : MInst<"svstnt1_vnum[_{d}]", "vPpld", "b", [IsStore],
MemEltTyDefault, "aarch64_sve_stnt1">;
}
+let TargetGuard = "sve2p1" in {
+ // Contiguous truncating store from quadword (single vector).
+ def SVST1UWQ : MInst<"svst1uwq[_{d}]", "vPcd", "iUif", [IsStore],
MemEltTyInt32, "aarch64_sve_st1uwq">;
+ def SVST1UWQ_VNUM : MInst<"svst1uwq_vnum[_{d}]", "vPcld", "iUif", [IsStore],
MemEltTyInt32, "aarch64_sve_st1uwq">;
+
+ def SVST1UDQ : MInst<"svst1udq[_{d}]", "vPcd", "lUld", [IsStore],
MemEltTyInt64, "aarch64_sve_st1udq">;
+ def SVST1UDQ_VNUM : MInst<"svst1udq_vnum[_{d}]", "vPcld", "lUld", [IsStore],
MemEltTyInt64, "aarch64_sve_st1udq">;
+
+ // Store one vector (vector base + scalar offset)
+ def SVST1Q_SCATTER_U64BASE_OFFSET :
MInst<"svst1q_scatter[_{2}base]_offset[_{d}]", "vPgld", "cUcsUsiUilUlfhdb",
[IsScatterStore, IsByteIndexed], MemEltTyDefault,
"aarch64_sve_st1q_scatter_scalar_offset">;
+ def SVST1Q_SCATTER_U64BASE : MInst<"svst1q_scatter[_{2}base][_{d}]",
"vPgd", "cUcsUsiUilUlfhdb", [IsScatterStore, IsByteIndexed], MemEltTyDefault,
"aarch64_sve_st1q_scatter_scalar_offset">;
+
+ // Store N vectors into N-element structure (scalar base)
+ defm SVST2Q : StructStore<"svst2q[_{d}]", "vPc2", "aarch64_sve_st2q">;
+ defm SVST3Q : StructStore<"svst3q[_{d}]", "vPc3", "aarch64_sve_st3q">;
+ defm SVST4Q : StructStore<"svst4q[_{d}]", "vPc4", "aarch64_sve_st4q">;
+
+ // Store N vectors into N-element structure (scalar base, VL displacement)
+ defm SVST2Q_VNUM : StructStore<"svst2q_vnum[_{d}]", "vPcl2",
"aarch64_sve_st2q">;
+ defm SVST3Q_VNUM : StructStore<"svst3q_vnum[_{d}]", "vPcl3",
"aarch64_sve_st3q">;
+ defm SVST4Q_VNUM : StructStore<"svst4q_vnum[_{d}]", "vPcl4",
"aarch64_sve_st4q">;
+
+ // Scatter store quadwords (scalar base + vector index)
+ def SVST1Q_SCATTER_INDICES_U : MInst<"svst1q_scatter_[{3}]index[_{0}]",
"vPpgd", "lUld", [IsScatterStore], MemEltTyDefault,
"aarch64_sve_st1q_scatter_index">;
+
+ // Scatter store quadwords (vector base + scalar index)
+ def SVST1Q_SCATTER_INDEX_S : MInst<"svst1q_scatter[_{2}base]_index[_{0}]",
"vPgld", "cUcsUsiUilUlbhfd", [IsScatterStore], MemEltTyDefault,
"aarch64_sve_st1q_scatter_scalar_offset">;
----------------
CarolineConcatto wrote:
Same comment as the gather. I believe it needs to set the flag IByteIndexed.
https://github.com/llvm/llvm-project/pull/70476
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