llvm-6502/test/Transforms/ConstantHoisting/X86/const-base-addr.ll
Adrian Prantl e2ed9238bc typo
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205473 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-02 22:17:30 +00:00

25 lines
834 B
LLVM

; RUN: opt -S -consthoist < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.9.0"
%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* %1, i32 0, i32 1
%addr1 = getelementptr %T* inttoptr (i32 12345678 to %T*), i32 0, i32 1
%tmp1 = load i32* %addr1
%addr2 = getelementptr %T* inttoptr (i32 12345678 to %T*), i32 0, i32 2
%tmp2 = load i32* %addr2
%addr3 = getelementptr %T* inttoptr (i32 12345678 to %T*), i32 0, i32 3
%tmp3 = load i32* %addr3
%tmp4 = add i32 %tmp1, %tmp2
%tmp5 = add i32 %tmp3, %tmp4
ret i32 %tmp5
}