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28 lines
774 B
LLVM
28 lines
774 B
LLVM
; RUN: opt -mtriple=arm64-darwin-unknown -S -consthoist < %s | FileCheck %s
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define i128 @test1(i128 %a) nounwind {
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; CHECK-LABEL: test1
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; CHECK: %const = bitcast i128 12297829382473034410122878 to i128
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%1 = add i128 %a, 12297829382473034410122878
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%2 = add i128 %1, 12297829382473034410122878
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ret i128 %2
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}
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; Check that we don't hoist large, but cheap constants
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define i512 @test2(i512 %a) nounwind {
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; CHECK-LABEL: test2
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; CHECK-NOT: %const = bitcast i512 7 to i512
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%1 = and i512 %a, 7
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%2 = or i512 %1, 7
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ret i512 %2
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}
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; Check that we don't hoist the shift value of a shift instruction.
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define i512 @test3(i512 %a) nounwind {
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; CHECK-LABEL: test3
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; CHECK-NOT: %const = bitcast i512 504 to i512
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%1 = shl i512 %a, 504
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%2 = ashr i512 %1, 504
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ret i512 %2
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}
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