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llvm-mirror/test/CodeGen/PowerPC/tls-cse.ll
Ehsan Amiri db43217a24 Adding -verify-machineinstrs option to PowerPC tests
Currently we have a number of tests that fail with -verify-machineinstrs.
To detect this cases earlier we add the option to the testcases with the
exception of tests that will currently fail with this option. PR 27456 keeps
track of this failures.

No code review, as discussed with Hal Finkel.

llvm-svn: 277624
2016-08-03 18:17:35 +00:00

53 lines
3.7 KiB
LLVM

; RUN: llc -verify-machineinstrs -march=ppc64 -mcpu=pwr7 -O2 -relocation-model=pic < %s | FileCheck %s
; RUN: llc -verify-machineinstrs -march=ppc64 -mcpu=pwr7 -O2 -relocation-model=pic < %s | grep "__tls_get_addr" | count 1
; This test was derived from LLVM's own
; PrettyStackTraceEntry::~PrettyStackTraceEntry(). It demonstrates an
; opportunity for CSE of calls to __tls_get_addr().
target datalayout = "e-m:e-i64:64-n32:64"
target triple = "powerpc64le-unknown-linux-gnu"
%"class.llvm::PrettyStackTraceEntry" = type { i32 (...)**, %"class.llvm::PrettyStackTraceEntry"* }
@_ZTVN4llvm21PrettyStackTraceEntryE = unnamed_addr constant [5 x i8*] [i8* null, i8* null, i8* bitcast (void (%"class.llvm::PrettyStackTraceEntry"*)* @_ZN4llvm21PrettyStackTraceEntryD2Ev to i8*), i8* bitcast (void (%"class.llvm::PrettyStackTraceEntry"*)* @_ZN4llvm21PrettyStackTraceEntryD0Ev to i8*), i8* bitcast (void ()* @__cxa_pure_virtual to i8*)], align 8
@_ZL20PrettyStackTraceHead = internal thread_local unnamed_addr global %"class.llvm::PrettyStackTraceEntry"* null, align 8
@.str = private unnamed_addr constant [87 x i8] c"PrettyStackTraceHead == this && \22Pretty stack trace entry destruction is out of order\22\00", align 1
@.str1 = private unnamed_addr constant [64 x i8] c"/home/wschmidt/llvm/llvm-test2/lib/Support/PrettyStackTrace.cpp\00", align 1
@__PRETTY_FUNCTION__._ZN4llvm21PrettyStackTraceEntryD2Ev = private unnamed_addr constant [62 x i8] c"virtual llvm::PrettyStackTraceEntry::~PrettyStackTraceEntry()\00", align 1
declare void @_ZN4llvm21PrettyStackTraceEntryD2Ev(%"class.llvm::PrettyStackTraceEntry"* %this) unnamed_addr
declare void @__cxa_pure_virtual()
declare void @__assert_fail(i8*, i8*, i32 zeroext, i8*)
declare void @_ZdlPv(i8*)
define void @_ZN4llvm21PrettyStackTraceEntryD0Ev(%"class.llvm::PrettyStackTraceEntry"* %this) unnamed_addr align 2 {
entry:
%0 = getelementptr inbounds %"class.llvm::PrettyStackTraceEntry", %"class.llvm::PrettyStackTraceEntry"* %this, i64 0, i32 0
store i32 (...)** bitcast (i8** getelementptr inbounds ([5 x i8*], [5 x i8*]* @_ZTVN4llvm21PrettyStackTraceEntryE, i64 0, i64 2) to i32 (...)**), i32 (...)*** %0, align 8
%1 = load %"class.llvm::PrettyStackTraceEntry"*, %"class.llvm::PrettyStackTraceEntry"** @_ZL20PrettyStackTraceHead, align 8
%cmp.i = icmp eq %"class.llvm::PrettyStackTraceEntry"* %1, %this
br i1 %cmp.i, label %_ZN4llvm21PrettyStackTraceEntryD2Ev.exit, label %cond.false.i
cond.false.i: ; preds = %entry
tail call void @__assert_fail(i8* getelementptr inbounds ([87 x i8], [87 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([64 x i8], [64 x i8]* @.str1, i64 0, i64 0), i32 zeroext 119, i8* getelementptr inbounds ([62 x i8], [62 x i8]* @__PRETTY_FUNCTION__._ZN4llvm21PrettyStackTraceEntryD2Ev, i64 0, i64 0))
unreachable
_ZN4llvm21PrettyStackTraceEntryD2Ev.exit: ; preds = %entry
%NextEntry.i.i = getelementptr inbounds %"class.llvm::PrettyStackTraceEntry", %"class.llvm::PrettyStackTraceEntry"* %this, i64 0, i32 1
%2 = bitcast %"class.llvm::PrettyStackTraceEntry"** %NextEntry.i.i to i64*
%3 = load i64, i64* %2, align 8
store i64 %3, i64* bitcast (%"class.llvm::PrettyStackTraceEntry"** @_ZL20PrettyStackTraceHead to i64*), align 8
%4 = bitcast %"class.llvm::PrettyStackTraceEntry"* %this to i8*
tail call void @_ZdlPv(i8* %4)
ret void
}
; CHECK-LABEL: _ZN4llvm21PrettyStackTraceEntryD0Ev:
; CHECK: addis [[REG1:[0-9]+]], 2, _ZL20PrettyStackTraceHead@got@tlsld@ha
; CHECK: addi 3, [[REG1]], _ZL20PrettyStackTraceHead@got@tlsld@l
; CHECK: bl __tls_get_addr(_ZL20PrettyStackTraceHead@tlsld)
; CHECK: addis 3, 3, _ZL20PrettyStackTraceHead@dtprel@ha
; CHECK: ld {{[0-9]+}}, _ZL20PrettyStackTraceHead@dtprel@l(3)
; CHECK: std {{[0-9]+}}, _ZL20PrettyStackTraceHead@dtprel@l(3)