Files
wasmtime/cranelift/filetests/filetests/wasm/control.clif
Anton Kirilov a1b39276e1 Enable more CLIF tests on AArch64
The tests for the SIMD floating-point maximum and minimum operations
require particular care because the handling of the NaN values is
non-deterministic and may vary between platforms. There is no way to
match several NaN values in a test, so the solution is to extract the
non-deterministic test cases into a separate file that is subsequently
replicated for every backend under test, with adjustments made to the
expected results.

Copyright (c) 2021, Arm Limited.
2021-08-17 13:27:58 +01:00

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; Test basic code generation for control flow WebAssembly instructions.
test compile
target aarch64
target i686 haswell
target x86_64 haswell
function %br_if(i32) -> i32 {
block0(v0: i32):
v1 = iconst.i32 1
brz v0, block1(v1)
jump block2
block1(v2: i32):
return v2
block2:
jump block1(v0)
}
function %br_if_not(i32) -> i32 {
block0(v0: i32):
v1 = iconst.i32 1
brnz v0, block1(v0)
jump block2
block1(v2: i32):
return v2
block2:
jump block1(v0)
}
function %br_if_fallthrough(i32) -> i32 {
block0(v0: i32):
v1 = iconst.i32 1
brz v0, block1(v1)
; This jump gets converted to a fallthrough.
jump block1(v0)
block1(v2: i32):
return v2
}
function %undefined() {
block0:
trap user0
}
function %br_table(i32) {
jt0 = jump_table [block3, block1, block2]
block0(v0: i32):
br_table v0, block4, jt0
block4:
trap heap_oob
block1:
return
block2:
return
block3:
return
}