| ; RUN: llc < %s -march=xcore | FileCheck %s |
| |
| ; CHECK-LABEL: atomic_fence |
| ; CHECK: #MEMBARRIER |
| ; CHECK: #MEMBARRIER |
| ; CHECK: #MEMBARRIER |
| ; CHECK: #MEMBARRIER |
| ; CHECK: retsp 0 |
| define void @atomic_fence() nounwind { |
| entry: |
| fence acquire |
| fence release |
| fence acq_rel |
| fence seq_cst |
| ret void |
| } |
| |
| @pool = external global i64 |
| |
| define void @atomicloadstore() nounwind { |
| entry: |
| ; CHECK-LABEL: atomicloadstore |
| |
| ; CHECK: ldw r[[R0:[0-9]+]], dp[pool] |
| ; CHECK-NEXT: ldaw r[[R1:[0-9]+]], dp[pool] |
| ; CHECK-NEXT: #MEMBARRIER |
| ; CHECK-NEXT: ldc r[[R2:[0-9]+]], 0 |
| %0 = load atomic i32, i32* bitcast (i64* @pool to i32*) acquire, align 4 |
| |
| ; CHECK-NEXT: ld16s r3, r[[R1]][r[[R2]]] |
| ; CHECK-NEXT: #MEMBARRIER |
| %1 = load atomic i16, i16* bitcast (i64* @pool to i16*) acquire, align 2 |
| |
| ; CHECK-NEXT: ld8u r11, r[[R1]][r[[R2]]] |
| ; CHECK-NEXT: #MEMBARRIER |
| %2 = load atomic i8, i8* bitcast (i64* @pool to i8*) acquire, align 1 |
| |
| ; CHECK-NEXT: ldw r4, dp[pool] |
| ; CHECK-NEXT: #MEMBARRIER |
| %3 = load atomic i32, i32* bitcast (i64* @pool to i32*) seq_cst, align 4 |
| |
| ; CHECK-NEXT: ld16s r5, r[[R1]][r[[R2]]] |
| ; CHECK-NEXT: #MEMBARRIER |
| %4 = load atomic i16, i16* bitcast (i64* @pool to i16*) seq_cst, align 2 |
| |
| ; CHECK-NEXT: ld8u r6, r[[R1]][r[[R2]]] |
| ; CHECK-NEXT: #MEMBARRIER |
| %5 = load atomic i8, i8* bitcast (i64* @pool to i8*) seq_cst, align 1 |
| |
| ; CHECK-NEXT: #MEMBARRIER |
| ; CHECK-NEXT: stw r[[R0]], dp[pool] |
| store atomic i32 %0, i32* bitcast (i64* @pool to i32*) release, align 4 |
| |
| ; CHECK-NEXT: #MEMBARRIER |
| ; CHECK-NEXT: st16 r3, r[[R1]][r[[R2]]] |
| store atomic i16 %1, i16* bitcast (i64* @pool to i16*) release, align 2 |
| |
| ; CHECK-NEXT: #MEMBARRIER |
| ; CHECK-NEXT: st8 r11, r[[R1]][r[[R2]]] |
| store atomic i8 %2, i8* bitcast (i64* @pool to i8*) release, align 1 |
| |
| ; CHECK-NEXT: #MEMBARRIER |
| ; CHECK-NEXT: stw r4, dp[pool] |
| ; CHECK-NEXT: #MEMBARRIER |
| store atomic i32 %3, i32* bitcast (i64* @pool to i32*) seq_cst, align 4 |
| |
| ; CHECK-NEXT: #MEMBARRIER |
| ; CHECK-NEXT: st16 r5, r[[R1]][r[[R2]]] |
| ; CHECK-NEXT: #MEMBARRIER |
| store atomic i16 %4, i16* bitcast (i64* @pool to i16*) seq_cst, align 2 |
| |
| ; CHECK-NEXT: #MEMBARRIER |
| ; CHECK-NEXT: st8 r6, r[[R1]][r[[R2]]] |
| ; CHECK-NEXT: #MEMBARRIER |
| store atomic i8 %5, i8* bitcast (i64* @pool to i8*) seq_cst, align 1 |
| |
| ; CHECK-NEXT: ldw r[[R0]], dp[pool] |
| ; CHECK-NEXT: stw r[[R0]], dp[pool] |
| ; CHECK-NEXT: ld16s r[[R0]], r[[R1]][r[[R2]]] |
| ; CHECK-NEXT: st16 r[[R0]], r[[R1]][r[[R2]]] |
| ; CHECK-NEXT: ld8u r[[R0]], r[[R1]][r[[R2]]] |
| ; CHECK-NEXT: st8 r[[R0]], r[[R1]][r[[R2]]] |
| %6 = load atomic i32, i32* bitcast (i64* @pool to i32*) monotonic, align 4 |
| store atomic i32 %6, i32* bitcast (i64* @pool to i32*) monotonic, align 4 |
| %7 = load atomic i16, i16* bitcast (i64* @pool to i16*) monotonic, align 2 |
| store atomic i16 %7, i16* bitcast (i64* @pool to i16*) monotonic, align 2 |
| %8 = load atomic i8, i8* bitcast (i64* @pool to i8*) monotonic, align 1 |
| store atomic i8 %8, i8* bitcast (i64* @pool to i8*) monotonic, align 1 |
| |
| ret void |
| } |