llvm-for-llvmta/test/Transforms/CodeGenPrepare/NVPTX/dont-sink-nop-addrspacecast.ll

22 lines
530 B
LLVM

; RUN: opt -S -codegenprepare < %s | FileCheck %s
target datalayout = "e-i64:64-v16:16-v32:32-n16:32:64"
target triple = "nvptx64-nvidia-cuda"
; CHECK-LABEL: @test
define i64 @test(i1 %pred, i64* %ptr) {
; CHECK: addrspacecast
%ptr_as1 = addrspacecast i64* %ptr to i64 addrspace(1)*
br i1 %pred, label %l1, label %l2
l1:
; CHECK-LABEL: l1:
; CHECK-NOT: addrspacecast
%v1 = load i64, i64* %ptr
ret i64 %v1
l2:
; CHECK-LABEL: l2:
; CHECK-NOT: addrspacecast
%v2 = load i64, i64 addrspace(1)* %ptr_as1
ret i64 %v2
}