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llvm-project/llvm/test/CodeGen/NVPTX/global-addrspace.ll

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[NVPTX] Allow undef value as global initializer Summary: __shared__ variable may now emit undef value as initializer, do not throw error on that. Test Plan: test/CodeGen/NVPTX/global-addrspace.ll Patch by Xuetian Weng Reviewers: jholewinski, tra, jingyue Subscribers: llvm-commits, jholewinski Differential Revision: http://reviews.llvm.org/D12242 llvm-svn: 245785
2015-08-22 13:40:26 +08:00
; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s --check-prefix=PTX32
; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 | FileCheck %s --check-prefix=PTX64
; PTX32: .visible .global .align 4 .u32 i;
; PTX32: .visible .const .align 4 .u32 j;
; PTX32: .visible .shared .align 4 .u32 k;
; PTX64: .visible .global .align 4 .u32 i;
; PTX64: .visible .const .align 4 .u32 j;
; PTX64: .visible .shared .align 4 .u32 k;
@i = addrspace(1) externally_initialized global i32 0, align 4
@j = addrspace(4) externally_initialized global i32 0, align 4
@k = addrspace(3) global i32 undef, align 4