15 lines
469 B
LLVM
15 lines
469 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 ptr
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; CHECK: Formed {{.*}} t2LDRD{{.*}} (load (s32) from %ir.0), (load (s32) from %ir.0 + 4)
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define i64 @t(i64 %a) nounwind readonly {
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entry:
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%0 = load ptr, ptr @b, align 4
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%1 = load i64, ptr %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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