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[AArch64] Enable svcompact intrinsic in streaming mode with SME2.2 #151703

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Merged
paulwalker-arm merged 1 commit into from
Aug 8, 2025
Merged

[AArch64] Enable svcompact intrinsic in streaming mode with SME2.2 #151703

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4 changes: 2 additions & 2 deletions clang/include/clang/Basic/arm_sve.td
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Original file line number Diff line number Diff line change
Expand Up @@ -980,8 +980,8 @@ defm SVCLASTA_N : SVEPerm<"svclasta[_n_{d}]", "sPsd", "aarch64_sve_clasta_n">;
defm SVCLASTB : SVEPerm<"svclastb[_{d}]", "dPdd", "aarch64_sve_clastb">;
defm SVCLASTB_N : SVEPerm<"svclastb[_n_{d}]", "sPsd", "aarch64_sve_clastb_n">;

let SVETargetGuard = "sve", SMETargetGuard = InvalidMode in {
def SVCOMPACT : SInst<"svcompact[_{d}]", "dPd", "ilUiUlfd", MergeNone, "aarch64_sve_compact">;
let SVETargetGuard = "sve", SMETargetGuard = "sme2p2" in {
def SVCOMPACT : SInst<"svcompact[_{d}]", "dPd", "ilUiUlfd", MergeNone, "aarch64_sve_compact", [VerifyRuntimeMode]>;
}

// Note: svdup_lane is implemented using the intrinsic for TBL to represent a
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18 changes: 18 additions & 0 deletions clang/test/Sema/aarch64-sve-intrinsics/acle_sve_compact.cpp
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@@ -0,0 +1,18 @@
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve \
// RUN: -verify -verify-ignore-unexpected=error,note -emit-llvm -o - %s
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sme \
// RUN: -verify -verify-ignore-unexpected=error,note -emit-llvm -o - %s
// REQUIRES: aarch64-registered-target
// expected-no-diagnostics

#include <arm_sve.h>

__attribute__((target("sme2p2")))
void test_svcompact(svbool_t pg, svfloat32_t op) __arm_streaming{
svcompact(pg, op);
}

void test_svcompact_nofeature(svbool_t pg, svfloat32_t op) __arm_streaming{
// expected-error@+1 {{'svcompact' needs target feature (sve)|(sme, sme2p2)}}
svcompact(pg, op);
}