| ; RUN: llc < %s -mtriple=arm64-eabi -mattr=+mte | FileCheck %s |
| |
| ; test create_tag |
| define ptr @create_tag(ptr %ptr, i32 %m) { |
| entry: |
| ; CHECK-LABEL: create_tag: |
| %0 = zext i32 %m to i64 |
| %1 = tail call ptr @llvm.aarch64.irg(ptr %ptr, i64 %0) |
| ret ptr %1 |
| ;CHECK: irg x0, x0, {{x[0-9]+}} |
| } |
| |
| ; *********** __arm_mte_increment_tag ************* |
| ; test increment_tag1 |
| define ptr @increment_tag1(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: increment_tag1: |
| %0 = tail call ptr @llvm.aarch64.addg(ptr %ptr, i64 7) |
| ret ptr %0 |
| ; CHECK: addg x0, x0, #0, #7 |
| } |
| |
| %struct.S2K = type { [512 x i32] } |
| define ptr @increment_tag1stack(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: increment_tag1stack: |
| %s = alloca %struct.S2K, align 4 |
| call void @llvm.lifetime.start.p0(i64 2048, ptr nonnull %s) |
| %0 = call ptr @llvm.aarch64.addg(ptr nonnull %s, i64 7) |
| call void @llvm.lifetime.end.p0(i64 2048, ptr nonnull %s) |
| ret ptr %0 |
| ; CHECK: addg x0, sp, #0, #7 |
| } |
| |
| |
| define ptr @increment_tag2(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: increment_tag2: |
| %add.ptr = getelementptr inbounds i32, ptr %ptr, i64 4 |
| %0 = tail call ptr @llvm.aarch64.addg(ptr nonnull %add.ptr, i64 7) |
| ret ptr %0 |
| ; CHECK: addg x0, x0, #16, #7 |
| } |
| |
| define ptr @increment_tag2stack(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: increment_tag2stack: |
| %s = alloca %struct.S2K, align 4 |
| call void @llvm.lifetime.start.p0(i64 2048, ptr nonnull %s) |
| %arrayidx = getelementptr inbounds %struct.S2K, ptr %s, i64 0, i32 0, i64 4 |
| %0 = call ptr @llvm.aarch64.addg(ptr nonnull %arrayidx, i64 7) |
| call void @llvm.lifetime.end.p0(i64 2048, ptr nonnull %s) |
| ret ptr %0 |
| ; CHECK: addg x0, sp, #16, #7 |
| } |
| |
| define ptr @increment_tag3(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: increment_tag3: |
| %add.ptr = getelementptr inbounds i32, ptr %ptr, i64 252 |
| %0 = tail call ptr @llvm.aarch64.addg(ptr nonnull %add.ptr, i64 7) |
| ret ptr %0 |
| ; CHECK: addg x0, x0, #1008, #7 |
| } |
| |
| define ptr @increment_tag3stack(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: increment_tag3stack: |
| %s = alloca %struct.S2K, align 4 |
| call void @llvm.lifetime.start.p0(i64 2048, ptr nonnull %s) |
| %arrayidx = getelementptr inbounds %struct.S2K, ptr %s, i64 0, i32 0, i64 252 |
| %0 = call ptr @llvm.aarch64.addg(ptr nonnull %arrayidx, i64 7) |
| call void @llvm.lifetime.end.p0(i64 2048, ptr nonnull %s) |
| ret ptr %0 |
| ; CHECK: addg x0, sp, #1008, #7 |
| } |
| |
| |
| define ptr @increment_tag4(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: increment_tag4: |
| %add.ptr = getelementptr inbounds i32, ptr %ptr, i64 256 |
| %0 = tail call ptr @llvm.aarch64.addg(ptr nonnull %add.ptr, i64 7) |
| ret ptr %0 |
| ; CHECK: add [[T0:x[0-9]+]], x0, #1024 |
| ; CHECK-NEXT: addg x0, [[T0]], #0, #7 |
| } |
| |
| define ptr @increment_tag4stack(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: increment_tag4stack: |
| %s = alloca %struct.S2K, align 4 |
| call void @llvm.lifetime.start.p0(i64 2048, ptr nonnull %s) |
| %arrayidx = getelementptr inbounds %struct.S2K, ptr %s, i64 0, i32 0, i64 256 |
| %0 = call ptr @llvm.aarch64.addg(ptr nonnull %arrayidx, i64 7) |
| call void @llvm.lifetime.end.p0(i64 2048, ptr nonnull %s) |
| ret ptr %0 |
| ; CHECK: add [[T0:x[0-9]+]], {{.*}}, #1024 |
| ; CHECK-NEXT: addg x0, [[T0]], #0, #7 |
| } |
| |
| |
| define ptr @increment_tag5(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: increment_tag5: |
| %add.ptr = getelementptr inbounds i32, ptr %ptr, i64 5 |
| %0 = tail call ptr @llvm.aarch64.addg(ptr nonnull %add.ptr, i64 7) |
| ret ptr %0 |
| ; CHECK: add [[T0:x[0-9]+]], x0, #20 |
| ; CHECK-NEXT: addg x0, [[T0]], #0, #7 |
| } |
| |
| define ptr @increment_tag5stack(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: increment_tag5stack: |
| %s = alloca %struct.S2K, align 4 |
| call void @llvm.lifetime.start.p0(i64 2048, ptr nonnull %s) |
| %arrayidx = getelementptr inbounds %struct.S2K, ptr %s, i64 0, i32 0, i64 5 |
| %0 = call ptr @llvm.aarch64.addg(ptr nonnull %arrayidx, i64 7) |
| call void @llvm.lifetime.end.p0(i64 2048, ptr nonnull %s) |
| ret ptr %0 |
| ; CHECK: add [[T0:x[0-9]+]], {{.*}}, #20 |
| ; CHECK-NEXT: addg x0, [[T0]], #0, #7 |
| } |
| |
| |
| ; *********** __arm_mte_exclude_tag ************* |
| ; test exclude_tag |
| define i32 @exclude_tag(ptr %ptr, i32 %m) local_unnamed_addr #0 { |
| entry: |
| ;CHECK-LABEL: exclude_tag: |
| %0 = zext i32 %m to i64 |
| %1 = tail call i64 @llvm.aarch64.gmi(ptr %ptr, i64 %0) |
| %conv = trunc i64 %1 to i32 |
| ret i32 %conv |
| ; CHECK: gmi x0, x0, {{x[0-9]+}} |
| } |
| |
| |
| ; *********** __arm_mte_get_tag ************* |
| %struct.S8K = type { [2048 x i32] } |
| define ptr @get_tag1(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: get_tag1: |
| %0 = tail call ptr @llvm.aarch64.ldg(ptr %ptr, ptr %ptr) |
| ret ptr %0 |
| ; CHECK: ldg x0, [x0] |
| } |
| |
| define ptr @get_tag1_two_parm(ptr %ret_ptr, ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: get_tag1_two_parm: |
| %0 = tail call ptr @llvm.aarch64.ldg(ptr %ret_ptr, ptr %ptr) |
| ret ptr %0 |
| ; CHECK: ldg x0, [x1] |
| } |
| |
| define ptr @get_tag1stack() { |
| entry: |
| ; CHECK-LABEL: get_tag1stack: |
| %s = alloca %struct.S8K, align 4 |
| call void @llvm.lifetime.start.p0(i64 8192, ptr nonnull %s) |
| %0 = call ptr @llvm.aarch64.ldg(ptr nonnull %s, ptr nonnull %s) |
| call void @llvm.lifetime.end.p0(i64 8192, ptr nonnull %s) |
| ret ptr %0 |
| ; CHECK: mov [[T0:x[0-9]+]], sp |
| ; CHECK: ldg [[T0]], [sp] |
| } |
| |
| define ptr @get_tag1stack_two_param(ptr %ret_ptr) { |
| entry: |
| ; CHECK-LABEL: get_tag1stack_two_param: |
| %s = alloca %struct.S8K, align 4 |
| call void @llvm.lifetime.start.p0(i64 8192, ptr nonnull %s) |
| %0 = call ptr @llvm.aarch64.ldg(ptr nonnull %ret_ptr, ptr nonnull %s) |
| call void @llvm.lifetime.end.p0(i64 8192, ptr nonnull %s) |
| ret ptr %0 |
| ; CHECK-NOT: mov {{.*}}, sp |
| ; CHECK: ldg x0, [sp] |
| } |
| |
| |
| define ptr @get_tag2(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: get_tag2: |
| %add.ptr = getelementptr inbounds i32, ptr %ptr, i64 4 |
| %0 = tail call ptr @llvm.aarch64.ldg(ptr nonnull %add.ptr, ptr nonnull %add.ptr) |
| ret ptr %0 |
| ; CHECK: add [[T0:x[0-9]+]], x0, #16 |
| ; CHECK: ldg [[T0]], [x0, #16] |
| } |
| |
| define ptr @get_tag2stack() { |
| entry: |
| ; CHECK-LABEL: get_tag2stack: |
| %s = alloca %struct.S8K, align 4 |
| call void @llvm.lifetime.start.p0(i64 8192, ptr nonnull %s) |
| %arrayidx = getelementptr inbounds %struct.S8K, ptr %s, i64 0, i32 0, i64 4 |
| %0 = call ptr @llvm.aarch64.ldg(ptr nonnull %arrayidx, ptr nonnull %arrayidx) |
| call void @llvm.lifetime.end.p0(i64 8192, ptr nonnull %s) |
| ret ptr %0 |
| ; CHECK: mov [[T0:x[0-9]+]], sp |
| ; CHECK: add x0, [[T0]], #16 |
| ; CHECK: ldg x0, [sp, #16] |
| } |
| |
| |
| define ptr @get_tag3(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: get_tag3: |
| %add.ptr = getelementptr inbounds i32, ptr %ptr, i64 1020 |
| %0 = tail call ptr @llvm.aarch64.ldg(ptr nonnull %add.ptr, ptr nonnull %add.ptr) |
| ret ptr %0 |
| ; CHECK: add [[T0:x[0-8]+]], x0, #4080 |
| ; CHECK: ldg [[T0]], [x0, #4080] |
| } |
| |
| define ptr @get_tag3stack() { |
| entry: |
| ; CHECK-LABEL: get_tag3stack: |
| %s = alloca %struct.S8K, align 4 |
| call void @llvm.lifetime.start.p0(i64 8192, ptr nonnull %s) |
| %arrayidx = getelementptr inbounds %struct.S8K, ptr %s, i64 0, i32 0, i64 1020 |
| %0 = call ptr @llvm.aarch64.ldg(ptr nonnull %arrayidx, ptr nonnull %arrayidx) |
| call void @llvm.lifetime.end.p0(i64 8192, ptr nonnull %s) |
| ret ptr %0 |
| ; CHECK: mov [[T0:x[0-9]+]], sp |
| ; CHECK: add x0, [[T0]], #4080 |
| ; CHECK: ldg x0, [sp, #4080] |
| } |
| |
| |
| define ptr @get_tag4(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: get_tag4: |
| %add.ptr = getelementptr inbounds i32, ptr %ptr, i64 1024 |
| %0 = tail call ptr @llvm.aarch64.ldg(ptr nonnull %add.ptr, ptr nonnull %add.ptr) |
| ret ptr %0 |
| ; CHECK: add x0, x0, #1, lsl #12 |
| ; CHECK-NEXT: ldg x0, [x0] |
| } |
| |
| define ptr @get_tag4stack() { |
| entry: |
| ; CHECK-LABEL: get_tag4stack: |
| %s = alloca %struct.S8K, align 4 |
| call void @llvm.lifetime.start.p0(i64 8192, ptr nonnull %s) |
| %arrayidx = getelementptr inbounds %struct.S8K, ptr %s, i64 0, i32 0, i64 1024 |
| %0 = call ptr @llvm.aarch64.ldg(ptr nonnull %arrayidx, ptr nonnull %arrayidx) |
| call void @llvm.lifetime.end.p0(i64 8192, ptr nonnull %s) |
| ret ptr %0 |
| ; CHECK: mov [[T0:x[0-9]+]], sp |
| ; CHECK-NEXT: add x[[T1:[0-9]+]], [[T0]], #1, lsl #12 |
| ; CHECK-NEXT: ldg x[[T1]], [x[[T1]]] |
| } |
| |
| define ptr @get_tag5(ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: get_tag5: |
| %add.ptr = getelementptr inbounds i32, ptr %ptr, i64 5 |
| %0 = tail call ptr @llvm.aarch64.ldg(ptr nonnull %add.ptr, ptr nonnull %add.ptr) |
| ret ptr %0 |
| ; CHECK: add x0, x0, #20 |
| ; CHECK-NEXT: ldg x0, [x0] |
| } |
| |
| define ptr @get_tag5stack() { |
| entry: |
| ; CHECK-LABEL: get_tag5stack: |
| %s = alloca %struct.S8K, align 4 |
| call void @llvm.lifetime.start.p0(i64 8192, ptr nonnull %s) |
| %arrayidx = getelementptr inbounds %struct.S8K, ptr %s, i64 0, i32 0, i64 5 |
| %0 = call ptr @llvm.aarch64.ldg(ptr nonnull %arrayidx, ptr nonnull %arrayidx) |
| call void @llvm.lifetime.end.p0(i64 8192, ptr nonnull %s) |
| ret ptr %0 |
| ; CHECK: mov [[T0:x[0-9]+]], sp |
| ; CHECK: add x[[T1:[0-9]+]], [[T0]], #20 |
| ; CHECK-NEXT: ldg x[[T1]], [x[[T1]]] |
| } |
| |
| |
| ; *********** __arm_mte_set_tag ************* |
| define void @set_tag1(ptr %tag, ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: set_tag1: |
| tail call void @llvm.aarch64.stg(ptr %tag, ptr %ptr) |
| ret void |
| ; CHECK: stg x0, [x1] |
| } |
| |
| define void @set_tag1stack(ptr %tag) { |
| entry: |
| ; CHECK-LABEL: set_tag1stack: |
| %s = alloca %struct.S8K, align 4 |
| call void @llvm.lifetime.start.p0(i64 8192, ptr nonnull %s) |
| call void @llvm.aarch64.stg(ptr %tag, ptr nonnull %s) |
| call void @llvm.lifetime.end.p0(i64 8192, ptr nonnull %tag) |
| ret void |
| ; CHECK: stg x0, [sp] |
| } |
| |
| |
| define void @set_tag2(ptr %tag, ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: set_tag2: |
| %add.ptr = getelementptr inbounds i32, ptr %ptr, i64 4 |
| tail call void @llvm.aarch64.stg(ptr %tag, ptr %add.ptr) |
| ret void |
| ; CHECK: stg x0, [x1, #16] |
| } |
| |
| define void @set_tag2stack(ptr %tag, ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: set_tag2stack: |
| %s = alloca %struct.S8K, align 4 |
| call void @llvm.lifetime.start.p0(i64 8192, ptr nonnull %s) |
| %arrayidx = getelementptr inbounds %struct.S8K, ptr %s, i64 0, i32 0, i64 4 |
| call void @llvm.aarch64.stg(ptr %tag, ptr nonnull %arrayidx) |
| call void @llvm.lifetime.end.p0(i64 8192, ptr nonnull %s) |
| ret void |
| ; CHECK: stg x0, [sp, #16] |
| } |
| |
| |
| |
| define void @set_tag3(ptr %tag, ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: set_tag3: |
| %add.ptr = getelementptr inbounds i32, ptr %ptr, i64 1020 |
| tail call void @llvm.aarch64.stg(ptr %tag, ptr %add.ptr) |
| ret void |
| ; CHECK: stg x0, [x1, #4080] |
| } |
| |
| define void @set_tag3stack(ptr %tag, ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: set_tag3stack: |
| %s = alloca %struct.S8K, align 4 |
| call void @llvm.lifetime.start.p0(i64 8192, ptr nonnull %s) |
| %arrayidx = getelementptr inbounds %struct.S8K, ptr %s, i64 0, i32 0, i64 1020 |
| call void @llvm.aarch64.stg(ptr %tag, ptr nonnull %arrayidx) |
| call void @llvm.lifetime.end.p0(i64 8192, ptr nonnull %s) |
| ret void |
| ; CHECK: stg x0, [sp, #4080] |
| } |
| |
| |
| |
| define void @set_tag4(ptr %tag, ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: set_tag4: |
| %add.ptr = getelementptr inbounds i32, ptr %ptr, i64 1024 |
| tail call void @llvm.aarch64.stg(ptr %tag, ptr %add.ptr) |
| ret void |
| ; CHECK: add x[[T0:[0-9]+]], x1, #1, lsl #12 |
| ; CHECK-NEXT: stg x0, [x[[T0]]] |
| } |
| |
| define void @set_tag4stack(ptr %tag, ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: set_tag4stack: |
| %s = alloca %struct.S8K, align 4 |
| call void @llvm.lifetime.start.p0(i64 8192, ptr nonnull %s) |
| %arrayidx = getelementptr inbounds %struct.S8K, ptr %s, i64 0, i32 0, i64 1024 |
| call void @llvm.aarch64.stg(ptr %tag, ptr nonnull %arrayidx) |
| call void @llvm.lifetime.end.p0(i64 8192, ptr nonnull %s) |
| ret void |
| ; CHECK: add x[[T0:[0-9]+]], {{.*}}, #1, lsl #12 |
| ; CHECK-NEXT: stg x0, [x[[T0]]] |
| } |
| |
| |
| define void @set_tag5(ptr %tag, ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: set_tag5: |
| %add.ptr = getelementptr inbounds i32, ptr %ptr, i64 5 |
| tail call void @llvm.aarch64.stg(ptr %tag, ptr %add.ptr) |
| ret void |
| ; CHECK: add x[[T0:[0-9]+]], x1, #20 |
| ; CHECK-NEXT: stg x0, [x[[T0]]] |
| } |
| |
| define void @set_tag5stack(ptr %tag, ptr %ptr) { |
| entry: |
| ; CHECK-LABEL: set_tag5stack: |
| %s = alloca %struct.S8K, align 4 |
| call void @llvm.lifetime.start.p0(i64 8192, ptr nonnull %s) |
| %arrayidx = getelementptr inbounds %struct.S8K, ptr %s, i64 0, i32 0, i64 5 |
| call void @llvm.aarch64.stg(ptr %tag, ptr nonnull %arrayidx) |
| call void @llvm.lifetime.end.p0(i64 8192, ptr nonnull %s) |
| ret void |
| ; CHECK: add x[[T0:[0-9]+]], {{.*}}, #20 |
| ; CHECK-NEXT: stg x0, [x[[T0]]] |
| } |
| |
| |
| ; *********** __arm_mte_ptrdiff ************* |
| define i64 @subtract_pointers(ptr %ptra, ptr %ptrb) { |
| entry: |
| ; CHECK-LABEL: subtract_pointers: |
| %0 = tail call i64 @llvm.aarch64.subp(ptr %ptra, ptr %ptrb) |
| ret i64 %0 |
| ; CHECK: subp x0, x0, x1 |
| } |
| |
| declare ptr @llvm.aarch64.irg(ptr, i64) |
| declare ptr @llvm.aarch64.addg(ptr, i64) |
| declare i64 @llvm.aarch64.gmi(ptr, i64) |
| declare ptr @llvm.aarch64.ldg(ptr, ptr) |
| declare void @llvm.aarch64.stg(ptr, ptr) |
| declare i64 @llvm.aarch64.subp(ptr, ptr) |
| |
| declare void @llvm.lifetime.start.p0(i64, ptr nocapture) |
| declare void @llvm.lifetime.end.p0(i64, ptr nocapture) |
