|  | # RUN: llvm-mc -no-type-check -show-encoding -triple=wasm32-unknown-unknown -mattr=+atomics < %s | FileCheck %s | 
|  |  | 
|  | main: | 
|  | .functype main () -> () | 
|  |  | 
|  | # CHECK:  memory.atomic.notify 0 # encoding: [0xfe,0x00,0x02,0x00] | 
|  | memory.atomic.notify 0 | 
|  | # CHECK:  memory.atomic.wait32 0 # encoding: [0xfe,0x01,0x02,0x00] | 
|  | memory.atomic.wait32 0 | 
|  | # CHECK:  memory.atomic.wait64 0 # encoding: [0xfe,0x02,0x03,0x00] | 
|  | memory.atomic.wait64 0 | 
|  |  | 
|  | # CHECK: atomic.fence # encoding: [0xfe,0x03,0x00] | 
|  | atomic.fence | 
|  |  | 
|  | # CHECK: i32.atomic.load 0 # encoding: [0xfe,0x10,0x02,0x00] | 
|  | i32.atomic.load 0 | 
|  | # CHECK: i64.atomic.load 4 # encoding: [0xfe,0x11,0x03,0x04] | 
|  | i64.atomic.load 4 | 
|  | # CHECK:  i32.atomic.load8_u 48 # encoding: [0xfe,0x12,0x00,0x30] | 
|  | i32.atomic.load8_u 48 | 
|  | # CHECK:  i32.atomic.load16_u 0 # encoding: [0xfe,0x13,0x01,0x00] | 
|  | i32.atomic.load16_u 0 | 
|  | # CHECK:  i64.atomic.load8_u 0 # encoding: [0xfe,0x14,0x00,0x00] | 
|  | i64.atomic.load8_u 0 | 
|  | # CHECK:  i64.atomic.load16_u 0 # encoding: [0xfe,0x15,0x01,0x00] | 
|  | i64.atomic.load16_u 0 | 
|  | # CHECK:  i64.atomic.load32_u 0 # encoding: [0xfe,0x16,0x02,0x00] | 
|  | i64.atomic.load32_u 0 | 
|  |  | 
|  | # CHECK:  i32.atomic.store 0 # encoding: [0xfe,0x17,0x02,0x00] | 
|  | i32.atomic.store 0 | 
|  | # CHECK:  i64.atomic.store 8 # encoding: [0xfe,0x18,0x03,0x08] | 
|  | i64.atomic.store 8 | 
|  | # CHECK:  i32.atomic.store8 0 # encoding: [0xfe,0x19,0x00,0x00] | 
|  | i32.atomic.store8 0 | 
|  | # CHECK:  i32.atomic.store16 0 # encoding: [0xfe,0x1a,0x01,0x00] | 
|  | i32.atomic.store16 0 | 
|  | # CHECK:  i64.atomic.store8 16 # encoding: [0xfe,0x1b,0x00,0x10] | 
|  | i64.atomic.store8 16 | 
|  | # CHECK:  i64.atomic.store16 0 # encoding: [0xfe,0x1c,0x01,0x00] | 
|  | i64.atomic.store16 0 | 
|  | # CHECK:  i64.atomic.store32 0 # encoding: [0xfe,0x1d,0x02,0x00] | 
|  | i64.atomic.store32 0 | 
|  |  | 
|  | # CHECK:  i32.atomic.rmw.add 0 # encoding: [0xfe,0x1e,0x02,0x00] | 
|  | i32.atomic.rmw.add 0 | 
|  | # CHECK:  i64.atomic.rmw.add 0 # encoding: [0xfe,0x1f,0x03,0x00] | 
|  | i64.atomic.rmw.add 0 | 
|  | # CHECK:  i32.atomic.rmw8.add_u 0 # encoding: [0xfe,0x20,0x00,0x00] | 
|  | i32.atomic.rmw8.add_u 0 | 
|  | # CHECK:  i32.atomic.rmw16.add_u 0 # encoding: [0xfe,0x21,0x01,0x00] | 
|  | i32.atomic.rmw16.add_u 0 | 
|  | # CHECK:  i64.atomic.rmw8.add_u 0 # encoding: [0xfe,0x22,0x00,0x00] | 
|  | i64.atomic.rmw8.add_u 0 | 
|  | # CHECK:  i64.atomic.rmw16.add_u 0 # encoding: [0xfe,0x23,0x01,0x00] | 
|  | i64.atomic.rmw16.add_u 0 | 
|  | # CHECK:  i64.atomic.rmw32.add_u 16 # encoding: [0xfe,0x24,0x02,0x10] | 
|  | i64.atomic.rmw32.add_u 16 | 
|  |  | 
|  | # CHECK:  i32.atomic.rmw.sub 0 # encoding: [0xfe,0x25,0x02,0x00] | 
|  | i32.atomic.rmw.sub 0 | 
|  | # CHECK:  i64.atomic.rmw.sub 0 # encoding: [0xfe,0x26,0x03,0x00] | 
|  | i64.atomic.rmw.sub 0 | 
|  | # CHECK:  i32.atomic.rmw8.sub_u 0 # encoding: [0xfe,0x27,0x00,0x00] | 
|  | i32.atomic.rmw8.sub_u 0 | 
|  | # CHECK:  i32.atomic.rmw16.sub_u 0 # encoding: [0xfe,0x28,0x01,0x00] | 
|  | i32.atomic.rmw16.sub_u 0 | 
|  | # CHECK:  i64.atomic.rmw8.sub_u 8 # encoding: [0xfe,0x29,0x00,0x08] | 
|  | i64.atomic.rmw8.sub_u 8 | 
|  | # CHECK:  i64.atomic.rmw16.sub_u 0 # encoding: [0xfe,0x2a,0x01,0x00] | 
|  | i64.atomic.rmw16.sub_u 0 | 
|  | # CHECK:  i64.atomic.rmw32.sub_u 0 # encoding: [0xfe,0x2b,0x02,0x00] | 
|  | i64.atomic.rmw32.sub_u 0 | 
|  |  | 
|  | # CHECK:  i32.atomic.rmw.and 0 # encoding: [0xfe,0x2c,0x02,0x00] | 
|  | i32.atomic.rmw.and 0 | 
|  | # CHECK:  i64.atomic.rmw.and 0 # encoding: [0xfe,0x2d,0x03,0x00] | 
|  | i64.atomic.rmw.and 0 | 
|  | # CHECK:  i32.atomic.rmw8.and_u 0 # encoding: [0xfe,0x2e,0x00,0x00] | 
|  | i32.atomic.rmw8.and_u 0 | 
|  | # CHECK:  i32.atomic.rmw16.and_u 0 # encoding: [0xfe,0x2f,0x01,0x00] | 
|  | i32.atomic.rmw16.and_u 0 | 
|  | # CHECK:  i64.atomic.rmw8.and_u 96 # encoding: [0xfe,0x30,0x00,0x60] | 
|  | i64.atomic.rmw8.and_u 96 | 
|  | # CHECK:  i64.atomic.rmw16.and_u 0 # encoding: [0xfe,0x31,0x01,0x00] | 
|  | i64.atomic.rmw16.and_u 0 | 
|  | # CHECK:  i64.atomic.rmw32.and_u 0 # encoding: [0xfe,0x32,0x02,0x00] | 
|  | i64.atomic.rmw32.and_u 0 | 
|  |  | 
|  | # CHECK:  i32.atomic.rmw.or 0 # encoding: [0xfe,0x33,0x02,0x00] | 
|  | i32.atomic.rmw.or 0 | 
|  | # CHECK:  i64.atomic.rmw.or 0 # encoding: [0xfe,0x34,0x03,0x00] | 
|  | i64.atomic.rmw.or 0 | 
|  | # CHECK:  i32.atomic.rmw8.or_u 0 # encoding: [0xfe,0x35,0x00,0x00] | 
|  | i32.atomic.rmw8.or_u 0 | 
|  | # CHECK:  i32.atomic.rmw16.or_u 0 # encoding: [0xfe,0x36,0x01,0x00] | 
|  | i32.atomic.rmw16.or_u 0 | 
|  | # CHECK:  i64.atomic.rmw8.or_u 0 # encoding: [0xfe,0x37,0x00,0x00] | 
|  | i64.atomic.rmw8.or_u 0 | 
|  | # CHECK:  i64.atomic.rmw16.or_u 48 # encoding: [0xfe,0x38,0x01,0x30] | 
|  | i64.atomic.rmw16.or_u 48 | 
|  | # CHECK:  i64.atomic.rmw32.or_u 0 # encoding: [0xfe,0x39,0x02,0x00] | 
|  | i64.atomic.rmw32.or_u 0 | 
|  |  | 
|  | # CHECK:  i32.atomic.rmw.xor 0 # encoding: [0xfe,0x3a,0x02,0x00] | 
|  | i32.atomic.rmw.xor 0 | 
|  | # CHECK:  i64.atomic.rmw.xor 0 # encoding: [0xfe,0x3b,0x03,0x00] | 
|  | i64.atomic.rmw.xor 0 | 
|  | # CHECK:  i32.atomic.rmw8.xor_u 4 # encoding: [0xfe,0x3c,0x00,0x04] | 
|  | i32.atomic.rmw8.xor_u 4 | 
|  | # CHECK:  i32.atomic.rmw16.xor_u 0 # encoding: [0xfe,0x3d,0x01,0x00] | 
|  | i32.atomic.rmw16.xor_u 0 | 
|  | # CHECK:  i64.atomic.rmw8.xor_u 0 # encoding: [0xfe,0x3e,0x00,0x00] | 
|  | i64.atomic.rmw8.xor_u 0 | 
|  | # CHECK:  i64.atomic.rmw16.xor_u 0 # encoding: [0xfe,0x3f,0x01,0x00] | 
|  | i64.atomic.rmw16.xor_u 0 | 
|  | # CHECK:  i64.atomic.rmw32.xor_u 0 # encoding: [0xfe,0x40,0x02,0x00] | 
|  | i64.atomic.rmw32.xor_u 0 | 
|  |  | 
|  | # CHECK:  i32.atomic.rmw.xchg 0 # encoding: [0xfe,0x41,0x02,0x00] | 
|  | i32.atomic.rmw.xchg 0 | 
|  | # CHECK:  i64.atomic.rmw.xchg 0 # encoding: [0xfe,0x42,0x03,0x00] | 
|  | i64.atomic.rmw.xchg 0 | 
|  | # CHECK:  i32.atomic.rmw8.xchg_u 0 # encoding: [0xfe,0x43,0x00,0x00] | 
|  | i32.atomic.rmw8.xchg_u 0 | 
|  | # CHECK:  i32.atomic.rmw16.xchg_u 0 # encoding: [0xfe,0x44,0x01,0x00] | 
|  | i32.atomic.rmw16.xchg_u 0 | 
|  | # CHECK:  i64.atomic.rmw8.xchg_u 0 # encoding: [0xfe,0x45,0x00,0x00] | 
|  | i64.atomic.rmw8.xchg_u 0 | 
|  | # CHECK:  i64.atomic.rmw16.xchg_u 8 # encoding: [0xfe,0x46,0x01,0x08] | 
|  | i64.atomic.rmw16.xchg_u 8 | 
|  | # CHECK:  i64.atomic.rmw32.xchg_u 0 # encoding: [0xfe,0x47,0x02,0x00] | 
|  | i64.atomic.rmw32.xchg_u 0 | 
|  |  | 
|  | # CHECK:  i32.atomic.rmw.cmpxchg 32 # encoding: [0xfe,0x48,0x02,0x20] | 
|  | i32.atomic.rmw.cmpxchg 32 | 
|  | # CHECK:  i64.atomic.rmw.cmpxchg 0 # encoding: [0xfe,0x49,0x03,0x00] | 
|  | i64.atomic.rmw.cmpxchg 0 | 
|  | # CHECK:  i32.atomic.rmw8.cmpxchg_u 0 # encoding: [0xfe,0x4a,0x00,0x00] | 
|  | i32.atomic.rmw8.cmpxchg_u 0 | 
|  | # CHECK:  i32.atomic.rmw16.cmpxchg_u 0 # encoding: [0xfe,0x4b,0x01,0x00] | 
|  | i32.atomic.rmw16.cmpxchg_u 0 | 
|  | # CHECK:  i64.atomic.rmw8.cmpxchg_u 16 # encoding: [0xfe,0x4c,0x00,0x10] | 
|  | i64.atomic.rmw8.cmpxchg_u 16 | 
|  | # CHECK:  i64.atomic.rmw16.cmpxchg_u 0 # encoding: [0xfe,0x4d,0x01,0x00] | 
|  | i64.atomic.rmw16.cmpxchg_u 0 | 
|  | # CHECK:  i64.atomic.rmw32.cmpxchg_u 0 # encoding: [0xfe,0x4e,0x02,0x00] | 
|  | i64.atomic.rmw32.cmpxchg_u 0 | 
|  |  | 
|  | end_function |