Files
wasmtime/cranelift/docs/example.clif
2019-07-08 15:17:49 +02:00

40 lines
816 B
Plaintext

test verifier
function %average(i32, i32) -> f32 system_v {
ss0 = explicit_slot 8 ; Stack slot for ``sum``.
ebb1(v0: i32, v1: i32):
v2 = f64const 0x0.0
stack_store v2, ss0
brz v1, ebb5 ; Handle count == 0.
jump ebb2
ebb2:
v3 = iconst.i32 0
jump ebb3(v3)
ebb3(v4: i32):
v5 = imul_imm v4, 4
v6 = iadd v0, v5
v7 = load.f32 v6 ; array[i]
v8 = fpromote.f64 v7
v9 = stack_load.f64 ss0
v10 = fadd v8, v9
stack_store v10, ss0
v11 = iadd_imm v4, 1
v12 = icmp ult v11, v1
brnz v12, ebb3(v11) ; Loop backedge.
jump ebb4
ebb4:
v13 = stack_load.f64 ss0
v14 = fcvt_from_uint.f64 v1
v15 = fdiv v13, v14
v16 = fdemote.f32 v15
return v16
ebb5:
v100 = f32const +NaN
return v100
}