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| author |   Tanya Lattner <tonic@nondot.org> | 2009-09-10 00:25:22 +0000 |
|---|---|---|
| committer | Tanya Lattner <tonic@nondot.org> | 2009-09-10 00:25:22 +0000 |
| commit | eddd1d69a671239da57a3ef37bc8db6c91dc6536 (patch) | |
| tree | edbfca228d9456b8d550f8db43afb3b5e0dc6633 /llvm/test/CodeGen/X86/bss_pagealigned.ll | |
| parent | Merge 81343 from mainline. (diff) | |
| download | llvm-project-eddd1d69a671239da57a3ef37bc8db6c91dc6536.tar.gz llvm-project-eddd1d69a671239da57a3ef37bc8db6c91dc6536.tar.bz2 llvm-project-eddd1d69a671239da57a3ef37bc8db6c91dc6536.zip | |
Merge 81327 from mainline.
Add testcase for r81322 (PR4933).
llvm-svn: 81412
Diffstat (limited to 'llvm/test/CodeGen/X86/bss_pagealigned.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/bss_pagealigned.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/bss_pagealigned.ll b/llvm/test/CodeGen/X86/bss_pagealigned.ll new file mode 100644 index 000000000000..4a1049bc560d --- /dev/null +++ b/llvm/test/CodeGen/X86/bss_pagealigned.ll @@ -0,0 +1,21 @@ +; RUN: llc --code-model=kernel -march=x86-64 <%s | FileCheck %s +; PR4933 +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128" +target triple = "x86_64-unknown-linux-gnu" +%struct.kmem_cache_order_objects = type { i64 } +declare i8* @memset(i8*, i32, i64) +define void @unxlate_dev_mem_ptr(i64 %phis, i8* %addr) nounwind { + %pte.addr.i = alloca %struct.kmem_cache_order_objects* + %call8 = call i8* @memset(i8* bitcast ([512 x %struct.kmem_cache_order_objects]* @bm_pte to i8*), i32 0, i64 4096) +; CHECK: movq $bm_pte, %rdi +; CHECK-NEXT: xorl %esi, %esi +; CHECK-NEXT: movl $4096, %edx +; CHECK-NEXT: call memset + ret void +} +@bm_pte = internal global [512 x %struct.kmem_cache_order_objects] zeroinitializer, section ".bss.page_aligned", align 4096 +; CHECK: .section .bss.page_aligned,"aw",@nobits +; CHECK-NEXT: .align 4096 +; CHECK-NEXT: bm_pte: +; CHECK-NEXT: .zero 4096 +; CHECK-NEXT: .size bm_pte, 4096 |