Lines Matching refs:atomic

6 ; Sanity tests for atomic stores.
8 ; atomic ops, just some transformations are not allowed across them. 
22   store atomic i32 0, i32* @y unordered, align 4
34   %x = load atomic i32* @y seq_cst, align 4
39 ; DSE across seq_cst store (store before atomic store must not be removed)
43 ; CHECK: store atomic i32 2
46   store atomic i32 2, i32* @y seq_cst, align 4
54 ; CHECK-NOT: store atomic
57   store atomic i32 0, i32* @x unordered, align 4
62 ; DSE unordered store overwriting non-atomic store (allowed)
65 ; CHECK: store atomic i32 1
68   store atomic i32 1, i32* @x unordered, align 4
72 ; DSE no-op unordered atomic store (allowed)
78   %x = load atomic i32* @x unordered, align 4
79   store atomic i32 %x, i32* @x unordered, align 4
84 ; to reason about atomic operations).
87 ; CHECK: store atomic 
90   store atomic i32 0, i32* %a seq_cst, align 4
95 ; to reason about atomic operations).
99 ; CHECK: load atomic 
104   %x = load atomic i32* @x seq_cst, align 4