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30 lines
949 B
LLVM
30 lines
949 B
LLVM
; RUN: llc -march=arm64 -o - %s | FileCheck %s
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; This is mostly a "don't assert" test. The type of the RHS of a shift depended
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; on the phase of legalization, which led to the creation of an unexpected and
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; unselectable "rotr" node: (i32 (rotr i32, i64)).
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define void @foo(i64* nocapture %d) {
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; CHECK-LABEL: foo:
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; CHECK: rorv
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%tmp = load i64* undef, align 8
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%sub397 = sub i64 0, %tmp
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%and398 = and i64 %sub397, 4294967295
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%shr404 = lshr i64 %and398, 0
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%or405 = or i64 0, %shr404
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%xor406 = xor i64 %or405, 0
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%xor417 = xor i64 0, %xor406
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%xor428 = xor i64 0, %xor417
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%sub430 = sub i64 %xor417, 0
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%and431 = and i64 %sub430, 4294967295
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%and432 = and i64 %xor428, 31
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%sub433 = sub i64 32, %and432
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%shl434 = shl i64 %and431, %sub433
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%shr437 = lshr i64 %and431, %and432
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%or438 = or i64 %shl434, %shr437
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%xor439 = xor i64 %or438, %xor428
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%sub441 = sub i64 %xor439, 0
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store i64 %sub441, i64* %d, align 8
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ret void
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}
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