================
@@ -38,3 +38,18 @@ void test_svstr_vnum_za_1(uint32_t slice_base, void *ptr) {
void test_svstr_za(uint32_t slice_base, void *ptr) {
svstr_za(slice_base, ptr);
}
+
+// CHECK-C-LABEL: @test_svstr_vnum_za_var(
+// CHECK-CXX-LABEL: @_Z22test_svstr_vnum_za_varjPvm(
+// CHECK-NEXT: entry:
+// CHECK-NEXT: [[SVLB:%.*]] = tail call i64 @llvm.aarch64.sme.cntsb()
+// CHECK-NEXT: [[MULVL:%.*]] = mul i64 [[SVLB]], [[VNUM:%.*]]
+// CHECK-NEXT: [[TMP0:%.*]] = getelementptr i8, ptr [[PTR:%.*]], i64
[[MULVL]]
+// CHECK-NEXT: [[TMP1:%.*]] = trunc i64 [[VNUM:%.*]] to i32
+// CHECK-NEXT: [[TILESLICE:%.*]] = add i32 [[TMP1]], [[SLICE_BASE:%.*]]
+// CHECK-NEXT: tail call void @llvm.aarch64.sme.str(i32 [[TILESLICE]], ptr
[[TMP0]])
+// CHECK-NEXT: ret void
+//
+void test_svstr_vnum_za_var(uint32_t slice_base, void *ptr, uint64_t vnum) {
----------------
sdesmalen-arm wrote:
```suggestion
void test_svstr_vnum_za_var(uint32_t slice_base, void *ptr, int64_t vnum) {
```
https://github.com/llvm/llvm-project/pull/68908
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