https://github.com/Amichaxx updated
https://github.com/llvm/llvm-project/pull/151703
>From ca704a51308363d6f09047d4d0a1d6e88b667a5e Mon Sep 17 00:00:00 2001
From: Amina Chabane <amina.chab...@arm.com>
Date: Fri, 1 Aug 2025 14:11:19 +0000
Subject: [PATCH] [AArch64] Updated predication of SVE Compact intrinsic to be
available in streaming mode. Included Sema test acle_sve_compact.cpp.
- Updated arm_sve.td
- Updated Sema test
- Removed changes to .ll tests
---
clang/include/clang/Basic/arm_sve.td | 4 ++--
.../acle_sve_compact.cpp | 18 ++++++++++++++++++
2 files changed, 20 insertions(+), 2 deletions(-)
create mode 100644 clang/test/Sema/aarch64-sve-intrinsics/acle_sve_compact.cpp
diff --git a/clang/include/clang/Basic/arm_sve.td
b/clang/include/clang/Basic/arm_sve.td
index 07786c6c8a7ee..7513a3e79bdf7 100644
--- a/clang/include/clang/Basic/arm_sve.td
+++ b/clang/include/clang/Basic/arm_sve.td
@@ -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
diff --git a/clang/test/Sema/aarch64-sve-intrinsics/acle_sve_compact.cpp
b/clang/test/Sema/aarch64-sve-intrinsics/acle_sve_compact.cpp
new file mode 100644
index 0000000000000..4de3f39928f16
--- /dev/null
+++ b/clang/test/Sema/aarch64-sve-intrinsics/acle_sve_compact.cpp
@@ -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);
+}
\ No newline at end of file
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