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wasmtime/cranelift/filetests/cfg/traps_early.cton
Jakob Stoklund Olesen e8723be33f Add trap codes to the Cretonne IL.
The trap and trapz/trapnz instructions now take a trap code immediate
operand which indicates the reason for trapping.
2017-09-20 15:50:02 -07:00

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; For testing cfg generation. This code explores the implications of encountering
; a terminating instruction before any connections have been made.
test print-cfg
test verifier
function %nonsense(i32) {
; check: digraph %nonsense {
ebb0(v1: i32):
trap user0 ; error: terminator instruction was encountered before the end
brnz v1, ebb2 ; unordered: ebb0:inst1 -> ebb2
jump ebb1 ; unordered: ebb0:inst2 -> ebb1
ebb1:
v2 = iconst.i32 0
v3 = iadd v1, v3
jump ebb0(v3) ; unordered: ebb1:inst5 -> ebb0
ebb2:
return v1
}