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author | Evan Cheng <evan.cheng@apple.com> | 2011-10-19 22:22:54 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2011-10-19 22:22:54 +0000 |
commit | fd230df463107f6439a866103df6201bb3b0ef40 (patch) | |
tree | 037dbe9b49dcdb5dfde6832743ec1ab5abe4f7fc /test/CodeGen/X86/tlv-1.ll | |
parent | 815af82b74fa0901e818f5d16ee418675f399101 (diff) | |
download | llvm-fd230df463107f6439a866103df6201bb3b0ef40.tar.gz llvm-fd230df463107f6439a866103df6201bb3b0ef40.tar.bz2 llvm-fd230df463107f6439a866103df6201bb3b0ef40.tar.xz |
Fix TLS lowering bug. The CopyFromReg must be glued to the TLSCALL. rdar://10291355
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142550 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/tlv-1.ll')
-rw-r--r-- | test/CodeGen/X86/tlv-1.ll | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/test/CodeGen/X86/tlv-1.ll b/test/CodeGen/X86/tlv-1.ll index 5773260f68..92dac30966 100644 --- a/test/CodeGen/X86/tlv-1.ll +++ b/test/CodeGen/X86/tlv-1.ll @@ -5,6 +5,7 @@ @c = external thread_local global %struct.A, align 4 define void @main() nounwind ssp { +; CHECK: main: entry: call void @llvm.memset.p0i8.i64(i8* getelementptr inbounds (%struct.A* @c, i32 0, i32 0, i32 0), i8 0, i64 60, i32 1, i1 false) unreachable @@ -14,6 +15,22 @@ entry: ; CHECK-NEXT: movq $0, 48(%rax) } +; rdar://10291355 +define i32 @test() nounwind readonly ssp { +entry: +; CHECK: test: +; CHECK: movq _a@TLVP(%rip), +; CHECK: callq * +; CHECK: movl (%rax), [[REGISTER:%[a-z]+]] +; CHECK: movq _b@TLVP(%rip), +; CHECK: callq * +; CHECK: subl (%rax), [[REGISTER]] + %0 = load i32* @a, align 4 + %1 = load i32* @b, align 4 + %sub = sub nsw i32 %0, %1 + ret i32 %sub +} + declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind @a = thread_local global i32 0 ; <i32*> [#uses=0] |