arm-cmse-secure.c
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// RUN: %clang_cc1 -triple thumbv8m.base-unknown-unknown-eabi -emit-llvm -mrelocation-model static -mcmse -o - %s | FileCheck %s
// RUN: %clang_cc1 -triple thumbebv8m.base-unknown-unknown-eabi -emit-llvm -mrelocation-model static -mcmse -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
}