llvm-project/llvm/test/Transforms/ConstantHoisting/X86/delete-dead-cast-inst.ll

23 lines
782 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 }
define i32 @test1() nounwind {
; CHECK-LABEL: @test1
; CHECK: %const = bitcast i32 12345678 to i32
; CHECK-NOT: %base = inttoptr i32 12345678 to %T*
; CHECK-NEXT: %1 = inttoptr i32 %const to %T*
; CHECK-NEXT: %addr1 = getelementptr %T* %1, i32 0, i32 1
; CHECK-NEXT: %addr2 = getelementptr %T* %1, i32 0, i32 2
; CHECK-NEXT: %addr3 = getelementptr %T* %1, i32 0, i32 3
%base = inttoptr i32 12345678 to %T*
%addr1 = getelementptr %T* %base, i32 0, i32 1
%addr2 = getelementptr %T* %base, i32 0, i32 2
%addr3 = getelementptr %T* %base, i32 0, i32 3
ret i32 12345678
}