llvm-for-llvmta/test/Transforms/ConstantHoisting/PowerPC/const-base-addr.ll

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2022-04-25 10:02:23 +02:00
; RUN: opt -S -consthoist < %s | FileCheck %s
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-unknown-linux-gnu"
%T = type { i32, i32, i32, i32 }
; Test if even cheap base addresses are hoisted.
define i32 @test1() nounwind {
; CHECK-LABEL: @test1
; CHECK: %const = bitcast i32 12345678 to i32
; CHECK: %1 = inttoptr i32 %const to %T*
; CHECK: %addr1 = getelementptr %T, %T* %1, i32 0, i32 1
%addr1 = getelementptr %T, %T* inttoptr (i32 12345678 to %T*), i32 0, i32 1
%tmp1 = load i32, i32* %addr1
%addr2 = getelementptr %T, %T* inttoptr (i32 12345678 to %T*), i32 0, i32 2
%tmp2 = load i32, i32* %addr2
%addr3 = getelementptr %T, %T* inttoptr (i32 12345678 to %T*), i32 0, i32 3
%tmp3 = load i32, i32* %addr3
%tmp4 = add i32 %tmp1, %tmp2
%tmp5 = add i32 %tmp3, %tmp4
ret i32 %tmp5
}