llvm-project/llvm/test/Transforms/InferAddressSpaces/X86/noop-ptrint-pair.ll

17 lines
833 B
LLVM

; RUN: opt -mtriple=x86_64-unknown-unknown -S -o - -infer-address-spaces -assume-default-is-flat-addrspace %s | FileCheck %s
; Check that assert in X86TargetMachine::isNoopAddrSpaceCast is not triggered.
target datalayout = "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5-ni:7"
; CHECK-LABEL: @noop_ptrint_pair(
; CHECK: addrspacecast i32 addrspace(1)* %x to i32 addrspace(4)*
; CHECK-NEXT: ptrtoint i32 addrspace(4)* %{{.*}} to i64
; CHECK-NEXT: inttoptr i64 %{{.*}} to i32 addrspace(4)*
define void @noop_ptrint_pair(i32 addrspace(1)* %x) {
%1 = addrspacecast i32 addrspace(1)* %x to i32 addrspace(4)*
%2 = ptrtoint i32 addrspace(4)* %1 to i64
%3 = inttoptr i64 %2 to i32 addrspace(4)*
ret void
}