32 lines
560 B
Plaintext
32 lines
560 B
Plaintext
test compile
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target x86_64 has_lzcnt
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feature "experimental_x64"
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function %clz(i64) -> i64 {
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block0(v0: i64):
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v1 = clz v0
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return v1
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}
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; check: pushq %rbp
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; check: movq %rsp, %rbp
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; check: lzcntq %rdi, %rsi
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; check: movq %rsi, %rax
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; check: movq %rbp, %rsp
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; check: popq %rbp
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; check: ret
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function %clz(i32) -> i32 {
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block0(v0: i32):
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v1 = clz v0
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return v1
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}
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; check: pushq %rbp
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; check: movq %rsp, %rbp
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; check: lzcntl %edi, %esi
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; check: movq %rsi, %rax
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; check: movq %rbp, %rsp
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; check: popq %rbp
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; check: ret
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