1 files changed, 66 insertions, 0 deletions
diff --git a/clang/test/CodeGen/arm-cmse-secure.c b/clang/test/CodeGen/arm-cmse-secure.c
new file mode 100644
index 00000000000..716887254e5
--- /dev/null
+++ b/clang/test/CodeGen/arm-cmse-secure.c
@@ -0,0 +1,66 @@
+// RUN: %clang -mlittle-endian -mcmse -target thumbv8m.base-eabi -emit-llvm -S -o - %s | FileCheck %s
+// RUN: %clang -mbig-endian    -mcmse -target thumbv8m.base-eabi -emit-llvm -S -o - %s | FileCheck %s
+
+#include <arm_cmse.h>
+
+unsigned test_cmse_primitives(void *p) {
+// CHECK: define {{.*}} i32 @test_cmse_primitives
+  cmse_address_info_t tt_val, ttt_val;
+  cmse_address_info_t tta_val, ttat_val;
+  unsigned sum;
+
+  tt_val = cmse_TT(p);
+  ttt_val = cmse_TTT(p);
+  tta_val = cmse_TTA(p);
+  ttat_val = cmse_TTAT(p);
+// CHECK: call i32 @llvm.arm.cmse.tt
+// CHECK: call i32 @llvm.arm.cmse.ttt
+// CHECK: call i32 @llvm.arm.cmse.tta
+// CHECK: call i32 @llvm.arm.cmse.ttat
+
+  sum = tt_val.value;
+  sum += ttt_val.value;
+  sum += tta_val.value;
+  sum += ttat_val.value;
+
+  sum += tt_val.flags.mpu_region;
+  sum += tt_val.flags.sau_region;
+  sum += tt_val.flags.mpu_region_valid;
+  sum += tt_val.flags.sau_region_valid;
+  sum += tt_val.flags.read_ok;
+  sum += tt_val.flags.readwrite_ok;
+  sum += tt_val.flags.nonsecure_read_ok;
+  sum += tt_val.flags.nonsecure_readwrite_ok;
+  sum += tt_val.flags.secure;
+  sum += tt_val.flags.idau_region_valid;
+  sum += tt_val.flags.idau_region;
+
+  return sum;
+}
+
+void *test_address_range(void *p) {
+// CHECK: define {{.*}} i8* @test_address_range
+  return cmse_check_address_range(p, 128, CMSE_MPU_UNPRIV
+                                        | CMSE_MPU_NONSECURE
+                                        | CMSE_MPU_READWRITE);
+// CHECK: call i32 @llvm.arm.cmse.tt
+// CHECK: call i32 @llvm.arm.cmse.ttt
+// CHECK: call i32 @llvm.arm.cmse.tta
+// CHECK: call i32 @llvm.arm.cmse.ttat
+}
+
+typedef struct {
+  int x, y, z;
+} Point;
+
+void *test_pointed_object(void *p) {
+// CHECK: define {{.*}} i8* @test_pointed_object
+  Point *pt = (Point *)p;
+  cmse_check_pointed_object(pt, CMSE_NONSECURE
+                              | CMSE_MPU_READ
+                              | CMSE_AU_NONSECURE);
+// CHECK: call i32 @llvm.arm.cmse.tt
+// CHECK: call i32 @llvm.arm.cmse.ttt
+// CHECK: call i32 @llvm.arm.cmse.tta
+// CHECK: call i32 @llvm.arm.cmse.ttat
+}