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view test/CodeGen/ARM/ldrd-memoper.ll @ 100:7d135dc70f03

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LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents afa8332a0e37
children
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; RUN: llc %s -o /dev/null -mtriple=thumbv7-apple-ios -mcpu=cortex-a8 -debug-only=arm-ldst-opt 2> %t
; RUN: FileCheck %s < %t
; REQUIRES: asserts
; PR8113: ARMLoadStoreOptimizer must preserve memoperands.

@b = external global i64*

; CHECK: Formed {{.*}} t2LDRD{{.*}} mem:LD4[%0] LD4[%0+4]
define i64 @t(i64 %a) nounwind readonly {
entry:
	%0 = load i64*, i64** @b, align 4
	%1 = load i64, i64* %0, align 4
	%2 = mul i64 %1, %a
	ret i64 %2
}