diff options
Diffstat (limited to 'test/CodeGen/Atomics.c')
| -rw-r--r-- | test/CodeGen/Atomics.c | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/test/CodeGen/Atomics.c b/test/CodeGen/Atomics.c new file mode 100644 index 000000000000..c440b6c1909e --- /dev/null +++ b/test/CodeGen/Atomics.c @@ -0,0 +1,203 @@ +// Test frontend handling of __sync builtins. +// Modified from a gcc testcase. +// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s + +signed char sc; +unsigned char uc; +signed short ss; +unsigned short us; +signed int si; +unsigned int ui; +signed long long sll; +unsigned long long ull; + +void test_op_ignore (void) // CHECK: define void @test_op_ignore +{ + (void) __sync_fetch_and_add (&sc, 1); // CHECK: atomicrmw add i8 + (void) __sync_fetch_and_add (&uc, 1); // CHECK: atomicrmw add i8 + (void) __sync_fetch_and_add (&ss, 1); // CHECK: atomicrmw add i16 + (void) __sync_fetch_and_add (&us, 1); // CHECK: atomicrmw add i16 + (void) __sync_fetch_and_add (&si, 1); // CHECK: atomicrmw add i32 + (void) __sync_fetch_and_add (&ui, 1); // CHECK: atomicrmw add i32 + (void) __sync_fetch_and_add (&sll, 1); // CHECK: atomicrmw add i64 + (void) __sync_fetch_and_add (&ull, 1); // CHECK: atomicrmw add i64 + + (void) __sync_fetch_and_sub (&sc, 1); // CHECK: atomicrmw sub i8 + (void) __sync_fetch_and_sub (&uc, 1); // CHECK: atomicrmw sub i8 + (void) __sync_fetch_and_sub (&ss, 1); // CHECK: atomicrmw sub i16 + (void) __sync_fetch_and_sub (&us, 1); // CHECK: atomicrmw sub i16 + (void) __sync_fetch_and_sub (&si, 1); // CHECK: atomicrmw sub i32 + (void) __sync_fetch_and_sub (&ui, 1); // CHECK: atomicrmw sub i32 + (void) __sync_fetch_and_sub (&sll, 1); // CHECK: atomicrmw sub i64 + (void) __sync_fetch_and_sub (&ull, 1); // CHECK: atomicrmw sub i64 + + (void) __sync_fetch_and_or (&sc, 1); // CHECK: atomicrmw or i8 + (void) __sync_fetch_and_or (&uc, 1); // CHECK: atomicrmw or i8 + (void) __sync_fetch_and_or (&ss, 1); // CHECK: atomicrmw or i16 + (void) __sync_fetch_and_or (&us, 1); // CHECK: atomicrmw or i16 + (void) __sync_fetch_and_or (&si, 1); // CHECK: atomicrmw or i32 + (void) __sync_fetch_and_or (&ui, 1); // CHECK: atomicrmw or i32 + (void) __sync_fetch_and_or (&sll, 1); // CHECK: atomicrmw or i64 + (void) __sync_fetch_and_or (&ull, 1); // CHECK: atomicrmw or i64 + + (void) __sync_fetch_and_xor (&sc, 1); // CHECK: atomicrmw xor i8 + (void) __sync_fetch_and_xor (&uc, 1); // CHECK: atomicrmw xor i8 + (void) __sync_fetch_and_xor (&ss, 1); // CHECK: atomicrmw xor i16 + (void) __sync_fetch_and_xor (&us, 1); // CHECK: atomicrmw xor i16 + (void) __sync_fetch_and_xor (&si, 1); // CHECK: atomicrmw xor i32 + (void) __sync_fetch_and_xor (&ui, 1); // CHECK: atomicrmw xor i32 + (void) __sync_fetch_and_xor (&sll, 1); // CHECK: atomicrmw xor i64 + (void) __sync_fetch_and_xor (&ull, 1); // CHECK: atomicrmw xor i64 + + (void) __sync_fetch_and_and (&sc, 1); // CHECK: atomicrmw and i8 + (void) __sync_fetch_and_and (&uc, 1); // CHECK: atomicrmw and i8 + (void) __sync_fetch_and_and (&ss, 1); // CHECK: atomicrmw and i16 + (void) __sync_fetch_and_and (&us, 1); // CHECK: atomicrmw and i16 + (void) __sync_fetch_and_and (&si, 1); // CHECK: atomicrmw and i32 + (void) __sync_fetch_and_and (&ui, 1); // CHECK: atomicrmw and i32 + (void) __sync_fetch_and_and (&sll, 1); // CHECK: atomicrmw and i64 + (void) __sync_fetch_and_and (&ull, 1); // CHECK: atomicrmw and i64 + +} + +void test_fetch_and_op (void) // CHECK: define void @test_fetch_and_op +{ + sc = __sync_fetch_and_add (&sc, 11); // CHECK: atomicrmw add + uc = __sync_fetch_and_add (&uc, 11); // CHECK: atomicrmw add + ss = __sync_fetch_and_add (&ss, 11); // CHECK: atomicrmw add + us = __sync_fetch_and_add (&us, 11); // CHECK: atomicrmw add + si = __sync_fetch_and_add (&si, 11); // CHECK: atomicrmw add + ui = __sync_fetch_and_add (&ui, 11); // CHECK: atomicrmw add + sll = __sync_fetch_and_add (&sll, 11); // CHECK: atomicrmw add + ull = __sync_fetch_and_add (&ull, 11); // CHECK: atomicrmw add + + sc = __sync_fetch_and_sub (&sc, 11); // CHECK: atomicrmw sub + uc = __sync_fetch_and_sub (&uc, 11); // CHECK: atomicrmw sub + ss = __sync_fetch_and_sub (&ss, 11); // CHECK: atomicrmw sub + us = __sync_fetch_and_sub (&us, 11); // CHECK: atomicrmw sub + si = __sync_fetch_and_sub (&si, 11); // CHECK: atomicrmw sub + ui = __sync_fetch_and_sub (&ui, 11); // CHECK: atomicrmw sub + sll = __sync_fetch_and_sub (&sll, 11); // CHECK: atomicrmw sub + ull = __sync_fetch_and_sub (&ull, 11); // CHECK: atomicrmw sub + + sc = __sync_fetch_and_or (&sc, 11); // CHECK: atomicrmw or + uc = __sync_fetch_and_or (&uc, 11); // CHECK: atomicrmw or + ss = __sync_fetch_and_or (&ss, 11); // CHECK: atomicrmw or + us = __sync_fetch_and_or (&us, 11); // CHECK: atomicrmw or + si = __sync_fetch_and_or (&si, 11); // CHECK: atomicrmw or + ui = __sync_fetch_and_or (&ui, 11); // CHECK: atomicrmw or + sll = __sync_fetch_and_or (&sll, 11); // CHECK: atomicrmw or + ull = __sync_fetch_and_or (&ull, 11); // CHECK: atomicrmw or + + sc = __sync_fetch_and_xor (&sc, 11); // CHECK: atomicrmw xor + uc = __sync_fetch_and_xor (&uc, 11); // CHECK: atomicrmw xor + ss = __sync_fetch_and_xor (&ss, 11); // CHECK: atomicrmw xor + us = __sync_fetch_and_xor (&us, 11); // CHECK: atomicrmw xor + si = __sync_fetch_and_xor (&si, 11); // CHECK: atomicrmw xor + ui = __sync_fetch_and_xor (&ui, 11); // CHECK: atomicrmw xor + sll = __sync_fetch_and_xor (&sll, 11); // CHECK: atomicrmw xor + ull = __sync_fetch_and_xor (&ull, 11); // CHECK: atomicrmw xor + + sc = __sync_fetch_and_and (&sc, 11); // CHECK: atomicrmw and + uc = __sync_fetch_and_and (&uc, 11); // CHECK: atomicrmw and + ss = __sync_fetch_and_and (&ss, 11); // CHECK: atomicrmw and + us = __sync_fetch_and_and (&us, 11); // CHECK: atomicrmw and + si = __sync_fetch_and_and (&si, 11); // CHECK: atomicrmw and + ui = __sync_fetch_and_and (&ui, 11); // CHECK: atomicrmw and + sll = __sync_fetch_and_and (&sll, 11); // CHECK: atomicrmw and + ull = __sync_fetch_and_and (&ull, 11); // CHECK: atomicrmw and + +} + +void test_op_and_fetch (void) +{ + sc = __sync_add_and_fetch (&sc, uc); // CHECK: atomicrmw add + uc = __sync_add_and_fetch (&uc, uc); // CHECK: atomicrmw add + ss = __sync_add_and_fetch (&ss, uc); // CHECK: atomicrmw add + us = __sync_add_and_fetch (&us, uc); // CHECK: atomicrmw add + si = __sync_add_and_fetch (&si, uc); // CHECK: atomicrmw add + ui = __sync_add_and_fetch (&ui, uc); // CHECK: atomicrmw add + sll = __sync_add_and_fetch (&sll, uc); // CHECK: atomicrmw add + ull = __sync_add_and_fetch (&ull, uc); // CHECK: atomicrmw add + + sc = __sync_sub_and_fetch (&sc, uc); // CHECK: atomicrmw sub + uc = __sync_sub_and_fetch (&uc, uc); // CHECK: atomicrmw sub + ss = __sync_sub_and_fetch (&ss, uc); // CHECK: atomicrmw sub + us = __sync_sub_and_fetch (&us, uc); // CHECK: atomicrmw sub + si = __sync_sub_and_fetch (&si, uc); // CHECK: atomicrmw sub + ui = __sync_sub_and_fetch (&ui, uc); // CHECK: atomicrmw sub + sll = __sync_sub_and_fetch (&sll, uc); // CHECK: atomicrmw sub + ull = __sync_sub_and_fetch (&ull, uc); // CHECK: atomicrmw sub + + sc = __sync_or_and_fetch (&sc, uc); // CHECK: atomicrmw or + uc = __sync_or_and_fetch (&uc, uc); // CHECK: atomicrmw or + ss = __sync_or_and_fetch (&ss, uc); // CHECK: atomicrmw or + us = __sync_or_and_fetch (&us, uc); // CHECK: atomicrmw or + si = __sync_or_and_fetch (&si, uc); // CHECK: atomicrmw or + ui = __sync_or_and_fetch (&ui, uc); // CHECK: atomicrmw or + sll = __sync_or_and_fetch (&sll, uc); // CHECK: atomicrmw or + ull = __sync_or_and_fetch (&ull, uc); // CHECK: atomicrmw or + + sc = __sync_xor_and_fetch (&sc, uc); // CHECK: atomicrmw xor + uc = __sync_xor_and_fetch (&uc, uc); // CHECK: atomicrmw xor + ss = __sync_xor_and_fetch (&ss, uc); // CHECK: atomicrmw xor + us = __sync_xor_and_fetch (&us, uc); // CHECK: atomicrmw xor + si = __sync_xor_and_fetch (&si, uc); // CHECK: atomicrmw xor + ui = __sync_xor_and_fetch (&ui, uc); // CHECK: atomicrmw xor + sll = __sync_xor_and_fetch (&sll, uc); // CHECK: atomicrmw xor + ull = __sync_xor_and_fetch (&ull, uc); // CHECK: atomicrmw xor + + sc = __sync_and_and_fetch (&sc, uc); // CHECK: atomicrmw and + uc = __sync_and_and_fetch (&uc, uc); // CHECK: atomicrmw and + ss = __sync_and_and_fetch (&ss, uc); // CHECK: atomicrmw and + us = __sync_and_and_fetch (&us, uc); // CHECK: atomicrmw and + si = __sync_and_and_fetch (&si, uc); // CHECK: atomicrmw and + ui = __sync_and_and_fetch (&ui, uc); // CHECK: atomicrmw and + sll = __sync_and_and_fetch (&sll, uc); // CHECK: atomicrmw and + ull = __sync_and_and_fetch (&ull, uc); // CHECK: atomicrmw and + +} + +void test_compare_and_swap (void) +{ + sc = __sync_val_compare_and_swap (&sc, uc, sc); // CHECK: cmpxchg i8 + uc = __sync_val_compare_and_swap (&uc, uc, sc); // CHECK: cmpxchg i8 + ss = __sync_val_compare_and_swap (&ss, uc, sc); // CHECK: cmpxchg i16 + us = __sync_val_compare_and_swap (&us, uc, sc); // CHECK: cmpxchg i16 + si = __sync_val_compare_and_swap (&si, uc, sc); // CHECK: cmpxchg i32 + ui = __sync_val_compare_and_swap (&ui, uc, sc); // CHECK: cmpxchg i32 + sll = __sync_val_compare_and_swap (&sll, uc, sc); // CHECK: cmpxchg i64 + ull = __sync_val_compare_and_swap (&ull, uc, sc); // CHECK: cmpxchg i64 + + ui = __sync_bool_compare_and_swap (&sc, uc, sc); // CHECK: cmpxchg + ui = __sync_bool_compare_and_swap (&uc, uc, sc); // CHECK: cmpxchg + ui = __sync_bool_compare_and_swap (&ss, uc, sc); // CHECK: cmpxchg + ui = __sync_bool_compare_and_swap (&us, uc, sc); // CHECK: cmpxchg + ui = __sync_bool_compare_and_swap (&si, uc, sc); // CHECK: cmpxchg + ui = __sync_bool_compare_and_swap (&ui, uc, sc); // CHECK: cmpxchg + ui = __sync_bool_compare_and_swap (&sll, uc, sc); // CHECK: cmpxchg + ui = __sync_bool_compare_and_swap (&ull, uc, sc); // CHECK: cmpxchg +} + +void test_lock (void) +{ + sc = __sync_lock_test_and_set (&sc, 1); // CHECK: atomicrmw xchg i8 + uc = __sync_lock_test_and_set (&uc, 1); // CHECK: atomicrmw xchg i8 + ss = __sync_lock_test_and_set (&ss, 1); // CHECK: atomicrmw xchg i16 + us = __sync_lock_test_and_set (&us, 1); // CHECK: atomicrmw xchg i16 + si = __sync_lock_test_and_set (&si, 1); // CHECK: atomicrmw xchg i32 + ui = __sync_lock_test_and_set (&ui, 1); // CHECK: atomicrmw xchg i32 + sll = __sync_lock_test_and_set (&sll, 1); // CHECK: atomicrmw xchg i64 + ull = __sync_lock_test_and_set (&ull, 1); // CHECK: atomicrmw xchg i64 + + __sync_synchronize (); // CHECK: fence seq_cst + + __sync_lock_release (&sc); // CHECK: store atomic {{.*}} release, align 1 + __sync_lock_release (&uc); // CHECK: store atomic {{.*}} release, align 1 + __sync_lock_release (&ss); // CHECK: store atomic {{.*}} release, align 2 + __sync_lock_release (&us); /// CHECK: store atomic {{.*}} release, align 2 + __sync_lock_release (&si); // CHECK: store atomic {{.*}} release, align 4 + __sync_lock_release (&ui); // CHECK: store atomic {{.*}} release, align 4 + __sync_lock_release (&sll); // CHECK: store atomic {{.*}} release, align 8 + __sync_lock_release (&ull); // CHECK: store atomic {{.*}} release, align 8 +} |