llvm-project/clang/test/CodeGen/arm-cmse-attr.c

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// RUN: %clang_cc1 -triple thumbv8m.base-none-eabi -O1 -emit-llvm %s -o - 2>&1 | \
// RUN: FileCheck %s --check-prefix=CHECK-NOSE --check-prefix=CHECK
// RUN: %clang_cc1 -triple thumbebv8m.base-none-eabi -O1 -emit-llvm %s -o - 2>&1 | \
// RUN: FileCheck %s --check-prefix=CHECK-NOSE --check-prefix=CHECK
// RUN: %clang_cc1 -triple thumbv8m.base-none-eabi -mcmse -O1 -emit-llvm %s -o - 2>&1 | \
// RUN: FileCheck %s --check-prefix=CHECK-SE --check-prefix=CHECK
// RUN: %clang_cc1 -triple thumbebv8m.base-none-eabi -mcmse -O1 -emit-llvm %s -o - 2>&1 | \
// RUN: FileCheck %s --check-prefix=CHECK-SE --check-prefix=CHECK
typedef void (*callback_t)(void) __attribute__((cmse_nonsecure_call));
typedef void callback2_t(void) __attribute__((cmse_nonsecure_call));
void f1(callback_t fptr)
{
fptr();
}
void f2(callback2_t *fptr)
{
fptr();
}
void f3() __attribute__((cmse_nonsecure_entry));
void f3()
{
}
void f4() __attribute__((cmse_nonsecure_entry))
{
}
// CHECK: define void @f1(void ()* nocapture %fptr) {{[^#]*}}#0 {
// CHECK: call void %fptr() #2
// CHECK: define void @f2(void ()* nocapture %fptr) {{[^#]*}}#0 {
// CHECK: call void %fptr() #2
// CHECK: define void @f3() {{[^#]*}}#1 {
// CHECK: define void @f4() {{[^#]*}}#1 {
// CHECK-NOSE-NOT: cmse_nonsecure_entry
// CHECK-NOSE-NOT: cmse_nonsecure_call
// CHECK-SE: attributes #0 = { nounwind
// CHECK-SE: attributes #1 = { {{.*}} "cmse_nonsecure_entry"
// CHECK-SE: attributes #2 = { {{.*}} "cmse_nonsecure_call"