Files
wasmtime/tests/cfg/loop.cton
Jakob Stoklund Olesen 8483dc1085 Add an explainer mode to filecheck.
The -c flag to 'cton-util filecheck' will now print out a description of how
the directives are matching the input.

This explanation is also printed when a match fails.
2016-09-09 17:08:29 -07:00

34 lines
825 B
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; For testing cfg generation. This code is nonsense.
function nonsense(i32, i32) -> f32 {
; check: digraph nonsense {
; regex: I=\binst\d+\b
; check: label="{ebb0 | <$(BRZ=$I)>brz ebb2 | <$(JUMP=$I)>jump ebb1}"]
ebb0(v1: i32, v2: i32):
v3 = f64const 0x0.0
brz v2, ebb2 ; unordered: ebb0:$BRZ -> ebb2
v4 = iconst.i32 0
jump ebb1(v4) ; unordered: ebb0:$JUMP -> ebb1
ebb1(v5: i32):
v6 = imul_imm v5, 4
v7 = iadd v1, v6
v8 = f32const 0.0
v9 = f32const 0.0
v10 = f32const 0.0
v11 = fadd v9, v10
v12 = iadd_imm v5, 1
v13 = icmp ult, v12, v2
brnz v13, ebb1(v12) ; unordered: ebb1:inst12 -> ebb1
v14 = f64const 0.0
v15 = f64const 0.0
v16 = fdiv v14, v15
v17 = f32const 0.0
return v17
ebb2:
v100 = f32const 0.0
return v100
}