atomic.c revision 5caa370ea6f70bd3e7e4a9cc3b69ac1a849c8534
1d7d5f0223bd30dfd618762349c6209dd1d5ea3e6Daniel Dunbar// RUN: clang-cc %s -emit-llvm -o - > %t1 && 20002d23aaf10f307273dab5facda01c137283d22Daniel Dunbar// RUN: grep @llvm.atomic.load.add.i32 %t1 | count 3 && 35caa370ea6f70bd3e7e4a9cc3b69ac1a849c8534Chris Lattner// RUN: grep @llvm.atomic.load.sub.i8 %t1 | count 2 && 4c577a0e9bf5812719d08c002a57b263681938aeaArgyrios Kyrtzidis// RUN: grep @llvm.atomic.load.min.i32 %t1 && 5c577a0e9bf5812719d08c002a57b263681938aeaArgyrios Kyrtzidis// RUN: grep @llvm.atomic.load.max.i32 %t1 && 6c577a0e9bf5812719d08c002a57b263681938aeaArgyrios Kyrtzidis// RUN: grep @llvm.atomic.load.umin.i32 %t1 && 7c577a0e9bf5812719d08c002a57b263681938aeaArgyrios Kyrtzidis// RUN: grep @llvm.atomic.load.umax.i32 %t1 && 8c577a0e9bf5812719d08c002a57b263681938aeaArgyrios Kyrtzidis// RUN: grep @llvm.atomic.swap.i32 %t1 && 90002d23aaf10f307273dab5facda01c137283d22Daniel Dunbar// RUN: grep @llvm.atomic.cmp.swap.i32 %t1 | count 3 && 105caa370ea6f70bd3e7e4a9cc3b69ac1a849c8534Chris Lattner// RUN: grep @llvm.atomic.load.and.i32 %t1 | count 2 && 115caa370ea6f70bd3e7e4a9cc3b69ac1a849c8534Chris Lattner// RUN: grep @llvm.atomic.load.or.i8 %t1 && 125caa370ea6f70bd3e7e4a9cc3b69ac1a849c8534Chris Lattner// RUN: grep @llvm.atomic.load.xor.i8 %t1 131ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang 141ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang 151ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wangint atomic(void) 161ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang{ 171ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang // nonsenical test for sync functions 181ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang int old; 191ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang int val = 1; 205caa370ea6f70bd3e7e4a9cc3b69ac1a849c8534Chris Lattner char valc = 1; 211ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang unsigned int uval = 1; 221ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang int cmp = 0; 231ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang 241ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang old = __sync_fetch_and_add(&val, 1); 255caa370ea6f70bd3e7e4a9cc3b69ac1a849c8534Chris Lattner old = __sync_fetch_and_sub(&valc, 2); 261ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang old = __sync_fetch_and_min(&val, 3); 271ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang old = __sync_fetch_and_max(&val, 4); 281ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang old = __sync_fetch_and_umin(&uval, 5u); 291ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang old = __sync_fetch_and_umax(&uval, 6u); 301ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang old = __sync_lock_test_and_set(&val, 7); 311ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang old = __sync_val_compare_and_swap(&val, 4, 1976); 320002d23aaf10f307273dab5facda01c137283d22Daniel Dunbar old = __sync_bool_compare_and_swap(&val, 4, 1976); 331ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang old = __sync_fetch_and_and(&val, 0x9); 341ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang old = __sync_fetch_and_or(&val, 0xa); 351ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang old = __sync_fetch_and_xor(&val, 0xb); 360002d23aaf10f307273dab5facda01c137283d22Daniel Dunbar 370002d23aaf10f307273dab5facda01c137283d22Daniel Dunbar old = __sync_add_and_fetch(&val, 1); 380002d23aaf10f307273dab5facda01c137283d22Daniel Dunbar old = __sync_sub_and_fetch(&val, 2); 395caa370ea6f70bd3e7e4a9cc3b69ac1a849c8534Chris Lattner old = __sync_and_and_fetch(&valc, 3); 405caa370ea6f70bd3e7e4a9cc3b69ac1a849c8534Chris Lattner old = __sync_or_and_fetch(&valc, 4); 415caa370ea6f70bd3e7e4a9cc3b69ac1a849c8534Chris Lattner old = __sync_xor_and_fetch(&valc, 5); 420002d23aaf10f307273dab5facda01c137283d22Daniel Dunbar 431ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang return old; 441ffe281890f3cd7728316b45a1f3dd4d3120af7bMon P Wang} 45