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95bc85e4ee
Fixes PR8113. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144409 91177308-0d34-0410-b5e6-96231b3b80d8
16 lines
432 B
LLVM
16 lines
432 B
LLVM
; RUN: llc %s -o /dev/null -mtriple=thumbv7-apple-ios -mcpu=cortex-a8 -debug-only=arm-ldst-opt 2> %t
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; RUN: FileCheck %s < %t
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; REQUIRES: asserts
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; PR8113: ARMLoadStoreOptimizer must preserve memoperands.
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@b = external global i64*
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; CHECK: Formed {{.*}} t2LDRD{{.*}} mem:LD4[%0] LD4[%0+4]
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define i64 @t(i64 %a) nounwind readonly {
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entry:
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%0 = load i64** @b, align 4
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%1 = load i64* %0, align 4
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%2 = mul i64 %1, %a
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ret i64 %2
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}
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