clang/test/CodeGen/AArch64/tme.cpp

   1 // RUN: %clang_cc1             -triple aarch64 -target-feature +tme -emit-llvm %s -o - | FileCheck %s
   2 // RUN: %clang_cc1 -DUSE_ACLE  -triple aarch64 -target-feature +tme -emit-llvm %s -o - | FileCheck %s
   3
   4 #define A -1
   5 constexpr int f() { return 65536; }
   6
   7 #ifdef USE_ACLE
   8 #include "arm_acle.h"
   9 void test_tme_funcs() {
  10   __tstart();
  11   (void)__ttest();
  12   __tcommit();
  13   __tcancel(0x789a);
  14         __tcancel(f() + A);
  15 }
  16 #else
  17 void test_tme_funcs() {
  18   __builtin_arm_tstart();
  19   (void)__builtin_arm_ttest();
  20   __builtin_arm_tcommit();
  21   __builtin_arm_tcancel(0x789a);
  22         __builtin_arm_tcancel(f() + A);
  23 }
  24 #endif
  25 // CHECK: call i64 @llvm.aarch64.tstart()
  26 // CHECK: call i64 @llvm.aarch64.ttest()
  27 // CHECK: call void @llvm.aarch64.tcommit()
  28 // CHECK: call void @llvm.aarch64.tcancel(i64 30874)
  29 // CHECK: call void @llvm.aarch64.tcancel(i64 65535)
  30
  31 // CHECK: declare i64 @llvm.aarch64.tstart() #1
  32 // CHECK: declare i64 @llvm.aarch64.ttest() #1
  33 // CHECK: declare void @llvm.aarch64.tcommit() #1
  34 // CHECK: declare void @llvm.aarch64.tcancel(i64 immarg) #1
  35
  36 #ifdef __ARM_FEATURE_TME
  37 extern "C" void arm_feature_tme_defined() {}
  38 #endif
  39 // CHECK: define{{.*}} void @arm_feature_tme_defined()
  40
  41 // CHECK: attributes #1 = { nounwind willreturn }
  42