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wasmtime/cranelift/docs/heapex-dyn.cton
Jakob Stoklund Olesen aae946128b Add heap_addr custom legalization.
The expansion of a heap_addr instruction depends on the type of heap and
its configuration, so this is handled by custom code.

Add a couple examples of heap access code to the language reference
manual.
2017-08-24 14:44:47 -07:00

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test verifier
function %add_members(i32) -> f32 spiderwasm {
gv0 = vmctx+64
gv1 = vmctx+72
heap0 = dynamic gv0, min 0x1000, bound gv1, guard 0
ebb0(v0: i32):
v1 = heap_addr.i64 heap0, v0, 20
v2 = load.f32 v1+16
v3 = heap_addr.i64 heap0, v0, 24
v4 = load.f32 v3+20
v5 = fadd v2, v4
return v5
}