This PR switches Cranelift over to the new register allocator, regalloc2. See [this document](https://gist.github.com/cfallin/08553421a91f150254fe878f67301801) for a summary of the design changes. This switchover has implications for core VCode/MachInst types and the lowering pass. Overall, this change brings improvements to both compile time and speed of generated code (runtime), as reported in #3942: ``` Benchmark Compilation (wallclock) Execution (wallclock) blake3-scalar 25% faster 28% faster blake3-simd no diff no diff meshoptimizer 19% faster 17% faster pulldown-cmark 17% faster no diff bz2 15% faster no diff SpiderMonkey, 21% faster 2% faster fib(30) clang.wasm 42% faster N/A ```
282 lines
3.4 KiB
Plaintext
282 lines
3.4 KiB
Plaintext
test compile precise-output
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set unwind_info=false
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target aarch64
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function %f() -> b8 {
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block0:
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v0 = bconst.b8 true
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return v0
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}
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; block0:
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; movz x0, #255
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; ret
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function %f() -> b16 {
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block0:
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v0 = bconst.b16 false
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return v0
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}
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; block0:
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; movz x0, #0
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0
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return v0
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}
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; block0:
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; movz x0, #0
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0xffff
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return v0
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}
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; block0:
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; movz x0, #65535
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0xffff0000
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return v0
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}
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; block0:
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; movz x0, #65535, LSL #16
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0xffff00000000
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return v0
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}
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; block0:
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; movz x0, #65535, LSL #32
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0xffff000000000000
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return v0
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}
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; block0:
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; movz x0, #65535, LSL #48
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0xffffffffffffffff
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return v0
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}
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; block0:
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; movn x0, #0
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0xffffffffffff0000
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return v0
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}
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; block0:
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; movn x0, #65535
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0xffffffff0000ffff
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return v0
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}
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; block0:
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; movn x0, #65535, LSL #16
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0xffff0000ffffffff
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return v0
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}
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; block0:
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; movn x0, #65535, LSL #32
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0x0000ffffffffffff
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return v0
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}
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; block0:
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; movn x0, #65535, LSL #48
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0xf34bf0a31212003a ;; random digits
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return v0
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}
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; block0:
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; movz x0, #58
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; movk x0, #4626, LSL #16
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; movk x0, #61603, LSL #32
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; movk x0, #62283, LSL #48
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0x12e900001ef40000 ;; random digits with 2 clear half words
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return v0
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}
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; block0:
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; movz x0, #7924, LSL #16
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; movk x0, #4841, LSL #48
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0x12e9ffff1ef4ffff ;; random digits with 2 full half words
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return v0
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}
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; block0:
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; movn x0, #57611, LSL #16
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; movk x0, #4841, LSL #48
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; ret
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function %f() -> i32 {
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block0:
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v0 = iconst.i32 -1
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return v0
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}
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; block0:
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; orr x0, xzr, #4294967295
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; ret
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function %f() -> i32 {
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block0:
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v0 = iconst.i32 0xfffffff7
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return v0
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}
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; block0:
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; movn w0, #8
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0xfffffff7
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return v0
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}
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; block0:
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; movn w0, #8
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; ret
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function %f() -> i64 {
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block0:
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v0 = iconst.i64 0xfffffffffffffff7
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return v0
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}
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; block0:
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; movn x0, #8
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; ret
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function %f() -> f64 {
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block0:
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v0 = f64const 0x1.0
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return v0
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}
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; block0:
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; fmov d0, #1
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; ret
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function %f() -> f32 {
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block0:
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v0 = f32const 0x5.0
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return v0
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}
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; block0:
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; fmov s0, #5
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; ret
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function %f() -> f64 {
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block0:
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v0 = f64const 0x32.0
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return v0
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}
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; block0:
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; movz x2, #16457, LSL #48
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; fmov d0, x2
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; ret
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function %f() -> f32 {
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block0:
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v0 = f32const 0x32.0
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return v0
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}
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; block0:
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; movz x2, #16968, LSL #16
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; fmov s0, w2
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; ret
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function %f() -> f64 {
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block0:
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v0 = f64const 0x0.0
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return v0
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}
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; block0:
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; movi v0.2s, #0
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; ret
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function %f() -> f32 {
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block0:
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v0 = f32const 0x0.0
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return v0
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}
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; block0:
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; movi v0.2s, #0
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; ret
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function %f() -> f64 {
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block0:
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v0 = f64const -0x10.0
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return v0
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}
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; block0:
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; fmov d0, #-16
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; ret
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function %f() -> f32 {
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block0:
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v0 = f32const -0x10.0
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return v0
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}
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; block0:
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; fmov s0, #-16
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; ret
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