1; RUN: llc < %s -mtriple=bpfel -verify-machineinstrs -show-mc-encoding -mcpu=v1 | FileCheck %s 2; RUN: llc < %s -mtriple=bpfel -verify-machineinstrs -show-mc-encoding -mcpu=v3 | FileCheck --check-prefix=CHECK-V3 %s 3 4; CHECK-LABEL: test_load_add_32 5; CHECK: lock *(u32 *)(r1 + 0) += r2 6; CHECK: encoding: [0xc3,0x21 7; CHECK-V3: w2 = atomic_fetch_add((u32 *)(r1 + 0), w2) 8; CHECK-V3: encoding: [0xc3,0x21,0x00,0x00,0x01,0x00,0x00,0x00] 9define void @test_load_add_32(ptr %p, i32 zeroext %v) { 10entry: 11 atomicrmw add ptr %p, i32 %v seq_cst 12 ret void 13} 14 15; CHECK-LABEL: test_load_add_64 16; CHECK: lock *(u64 *)(r1 + 0) += r2 17; CHECK: encoding: [0xdb,0x21 18; CHECK-V3: r2 = atomic_fetch_add((u64 *)(r1 + 0), r2) 19; CHECK-V3: encoding: [0xdb,0x21,0x00,0x00,0x01,0x00,0x00,0x00] 20define void @test_load_add_64(ptr %p, i64 zeroext %v) { 21entry: 22 atomicrmw add ptr %p, i64 %v seq_cst 23 ret void 24} 25