5403c59c60
The LIT test cases were migrated with the script provided by Nikita Popov. Due to the size of the change it is split into several parts. Reviewed By: nemanja, nikic Differential Revision: https://reviews.llvm.org/D135474
50 lines
2.8 KiB
LLVM
50 lines
2.8 KiB
LLVM
; RUN: llc -verify-machineinstrs -mcpu=pwr7 -O2 -relocation-model=pic < %s | FileCheck %s
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; RUN: llc -verify-machineinstrs -mcpu=pwr7 -O2 -relocation-model=pic < %s | grep "__tls_get_addr" | count 1
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; This test was derived from LLVM's own
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; PrettyStackTraceEntry::~PrettyStackTraceEntry(). It demonstrates an
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; opportunity for CSE of calls to __tls_get_addr().
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target datalayout = "e-m:e-i64:64-n32:64"
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target triple = "powerpc64le-unknown-linux-gnu"
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%"class.llvm::PrettyStackTraceEntry" = type { ptr, ptr }
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@_ZTVN4llvm21PrettyStackTraceEntryE = unnamed_addr constant [5 x ptr] [ptr null, ptr null, ptr @_ZN4llvm21PrettyStackTraceEntryD2Ev, ptr @_ZN4llvm21PrettyStackTraceEntryD0Ev, ptr @__cxa_pure_virtual], align 8
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@_ZL20PrettyStackTraceHead = internal thread_local unnamed_addr global ptr null, align 8
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@.str = private unnamed_addr constant [87 x i8] c"PrettyStackTraceHead == this && \22Pretty stack trace entry destruction is out of order\22\00", align 1
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@.str1 = private unnamed_addr constant [64 x i8] c"/home/wschmidt/llvm/llvm-test2/lib/Support/PrettyStackTrace.cpp\00", align 1
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@__PRETTY_FUNCTION__._ZN4llvm21PrettyStackTraceEntryD2Ev = private unnamed_addr constant [62 x i8] c"virtual llvm::PrettyStackTraceEntry::~PrettyStackTraceEntry()\00", align 1
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declare void @_ZN4llvm21PrettyStackTraceEntryD2Ev(ptr %this) unnamed_addr
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declare void @__cxa_pure_virtual()
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declare void @__assert_fail(ptr, ptr, i32 zeroext, ptr)
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declare void @_ZdlPv(ptr)
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define void @_ZN4llvm21PrettyStackTraceEntryD0Ev(ptr %this) unnamed_addr align 2 {
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entry:
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store ptr getelementptr inbounds ([5 x ptr], ptr @_ZTVN4llvm21PrettyStackTraceEntryE, i64 0, i64 2), ptr %this, align 8
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%0 = load ptr, ptr @_ZL20PrettyStackTraceHead, align 8
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%cmp.i = icmp eq ptr %0, %this
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br i1 %cmp.i, label %_ZN4llvm21PrettyStackTraceEntryD2Ev.exit, label %cond.false.i
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cond.false.i: ; preds = %entry
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tail call void @__assert_fail(ptr @.str, ptr @.str1, i32 zeroext 119, ptr @__PRETTY_FUNCTION__._ZN4llvm21PrettyStackTraceEntryD2Ev)
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unreachable
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_ZN4llvm21PrettyStackTraceEntryD2Ev.exit: ; preds = %entry
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%NextEntry.i.i = getelementptr inbounds %"class.llvm::PrettyStackTraceEntry", ptr %this, i64 0, i32 1
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%1 = load i64, ptr %NextEntry.i.i, align 8
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store i64 %1, ptr @_ZL20PrettyStackTraceHead, align 8
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tail call void @_ZdlPv(ptr %this)
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ret void
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}
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; CHECK-LABEL: _ZN4llvm21PrettyStackTraceEntryD0Ev:
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; CHECK: addis [[REG1:[0-9]+]], 2, _ZL20PrettyStackTraceHead@got@tlsld@ha
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; CHECK: addi 3, [[REG1]], _ZL20PrettyStackTraceHead@got@tlsld@l
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; CHECK: bl __tls_get_addr(_ZL20PrettyStackTraceHead@tlsld)
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; CHECK: addis 3, 3, _ZL20PrettyStackTraceHead@dtprel@ha
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; CHECK: ld {{[0-9]+}}, _ZL20PrettyStackTraceHead@dtprel@l(3)
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; CHECK: std {{[0-9]+}}, _ZL20PrettyStackTraceHead@dtprel@l(3)
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