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[Clang][AArch64] Add signed index/offset variants of sve2p1 qword stores #120549

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Dec 19, 2024
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[Clang][AArch64] Add signed index/offset variants of sve2p1 qword stores #120549

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4 changes: 3 additions & 1 deletion clang/include/clang/Basic/arm_sve.td
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Original file line number Diff line number Diff line change
Expand Up @@ -474,7 +474,8 @@ let SVETargetGuard = "sve2p1", SMETargetGuard = InvalidMode in {
def SVST1Q_SCATTER_U64BASE : MInst<"svst1q_scatter[_{2}base][_{d}]", "vPgd", "cUcsUsiUilUlfhdb", [IsScatterStore, IsByteIndexed], MemEltTyDefault, "aarch64_sve_st1q_scatter_scalar_offset">;

// Store one vector (scalar base + vector offset)
def SVST1Q_SCATTER_U64OFFSET : MInst<"svst1q_scatter_[{3}]offset[_{d}]", "vPpgd", "cUcsUsiUilUlfhdb", [IsScatterStore, IsByteIndexed], MemEltTyDefault, "aarch64_sve_st1q_scatter_vector_offset">;
def SVST1Q_SCATTER_OFFSETS_U : MInst<"svst1q_scatter_[{3}]offset[_{d}]", "vPpgd", "cUcsUsiUilUlfhdb", [IsScatterStore, IsByteIndexed], MemEltTyDefault, "aarch64_sve_st1q_scatter_vector_offset">;
def SVST1Q_SCATTER_OFFSETS_S : MInst<"svst1q_scatter_[{3}]offset[_{d}]", "vPp#d", "cUcsUsiUilUlfhdb", [IsScatterStore, IsByteIndexed], MemEltTyDefault, "aarch64_sve_st1q_scatter_vector_offset">;

// Store N vectors into N-element structure (scalar base)
defm SVST2Q : StructStore<"svst2q[_{d}]", "vPc2", "aarch64_sve_st2q">;
Expand All @@ -488,6 +489,7 @@ let SVETargetGuard = "sve2p1", SMETargetGuard = InvalidMode in {

// Scatter store quadwords (scalar base + vector index)
def SVST1Q_SCATTER_INDICES_U : MInst<"svst1q_scatter_[{3}]index[_{d}]", "vPpgd", "sUsiUilUlbhfd", [IsScatterStore], MemEltTyDefault, "aarch64_sve_st1q_scatter_index">;
def SVST1Q_SCATTER_INDICES_S : MInst<"svst1q_scatter_[{3}]index[_{d}]", "vPp#d", "sUsiUilUlbhfd", [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[_{d}]", "vPgld", "sUsiUilUlbhfd", [IsScatterStore], MemEltTyDefault, "aarch64_sve_st1q_scatter_scalar_offset">;
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1 change: 1 addition & 0 deletions clang/include/clang/Basic/arm_sve_sme_incl.td
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Expand Up @@ -101,6 +101,7 @@ include "arm_immcheck_incl.td"
// [: svuint8_t
// t: svint32_t
// z: svuint32_t
// #: svint64_t
// g: svuint64_t
// O: svfloat16_t
// M: svfloat32_t
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