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llvm-project/clang/test/CodeGen/thinlto-distributed-cfi.ll

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[ThinLTO/CFI] Include TYPE_ID summaries into GLOBALVAL_SUMMARY_BLOCK Summary: TypeID summaries are used by CFI and need to be serialized by ThinLTO indexing for later use by LTO Backend. Reviewers: tejohnson, pcc Subscribers: mehdi_amini, inglorion, eraman, hiraditya, llvm-commits Differential Revision: https://reviews.llvm.org/D42611 llvm-svn: 325182
2018-02-15 06:41:15 +08:00
; REQUIRES: x86-registered-target
; Backend test for distribute ThinLTO with CFI.
; RUN: opt -thinlto-bc -o %t.o %s
; RUN: llvm-lto2 run -thinlto-distributed-indexes %t.o \
; RUN: -o %t2.index \
; RUN: -r=%t.o,test,px \
; RUN: -r=%t.o,_ZTV1B, \
; RUN: -r=%t.o,_ZN1B1fEi, \
; RUN: -r=%t.o,_ZTV1B,px
; Check that typeids are in the index.
; RUN: llvm-bcanalyzer -dump %t.o.thinlto.bc | FileCheck %s
; CHECK-LABEL: <GLOBALVAL_SUMMARY_BLOCK
; CHECK: <TYPE_ID op0=0 op1=6 op2=3 op3=0 op4=0 op5=0 op6=0 op7=0/>
; CHECK-LABEL: </GLOBALVAL_SUMMARY_BLOCK
; CHECK-LABEL: <STRTAB_BLOCK
; CHECK: blob data = '_ZTS1A'
; CHECK-LABEL: </STRTAB_BLOCK
[ThinLTO] Add testing of new summary index format to a couple CFI tests Summary: Adds testing of combined index summary entries in disassembly format to CFI tests that were already testing the bitcode format. Depends on D46699. Reviewers: pcc Subscribers: mehdi_amini, inglorion, eraman, cfe-commits Differential Revision: https://reviews.llvm.org/D46700 llvm-svn: 333966
2018-06-05 07:05:24 +08:00
; RUN: llvm-dis %t.o.thinlto.bc -o - | FileCheck %s --check-prefix=CHECK-DIS
[ThinLTO] Add testing of summary index parsing to a couple CFI tests Summary: Changes to some clang side tests to go with the summary parsing patch. Depends on D47905. Reviewers: pcc, dexonsmith, mehdi_amini Subscribers: inglorion, eraman, cfe-commits, steven_wu Differential Revision: https://reviews.llvm.org/D47906 llvm-svn: 335618
2018-06-26 23:50:34 +08:00
; Round trip it through llvm-as
; RUN: llvm-dis %t.o.thinlto.bc -o - | llvm-as -o - | llvm-dis -o - | FileCheck %s --check-prefix=CHECK-DIS
[ThinLTO] Add testing of new summary index format to a couple CFI tests Summary: Adds testing of combined index summary entries in disassembly format to CFI tests that were already testing the bitcode format. Depends on D46699. Reviewers: pcc Subscribers: mehdi_amini, inglorion, eraman, cfe-commits Differential Revision: https://reviews.llvm.org/D46700 llvm-svn: 333966
2018-06-05 07:05:24 +08:00
; CHECK-DIS: ^0 = module: (path: "{{.*}}thinlto-distributed-cfi.ll.tmp.o", hash: ({{.*}}, {{.*}}, {{.*}}, {{.*}}, {{.*}}))
; CHECK-DIS: ^1 = gv: (guid: 8346051122425466633, summaries: (function: (module: ^0, flags: (linkage: external, notEligibleToImport: 0, live: 1, dsoLocal: 0), insts: 7, typeIdInfo: (typeTests: (^2)))))
; CHECK-DIS: ^2 = typeid: (name: "_ZTS1A", summary: (typeTestRes: (kind: single, sizeM1BitWidth: 0))) ; guid = 7004155349499253778
[ThinLTO/CFI] Include TYPE_ID summaries into GLOBALVAL_SUMMARY_BLOCK Summary: TypeID summaries are used by CFI and need to be serialized by ThinLTO indexing for later use by LTO Backend. Reviewers: tejohnson, pcc Subscribers: mehdi_amini, inglorion, eraman, hiraditya, llvm-commits Differential Revision: https://reviews.llvm.org/D42611 llvm-svn: 325182
2018-02-15 06:41:15 +08:00
; RUN: %clang_cc1 -triple x86_64-grtev4-linux-gnu \
; RUN: -emit-obj -fthinlto-index=%t.o.thinlto.bc \
; RUN: -emit-llvm -o - -x ir %t.o | FileCheck %s --check-prefixes=CHECK-IR
; Ensure that backend does not fail generating native code.
; RUN: %clang_cc1 -triple x86_64-grtev4-linux-gnu \
; RUN: -emit-obj -fthinlto-index=%t.o.thinlto.bc \
; RUN: -o %t.native.o -x ir %t.o
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-grtev4-linux-gnu"
%struct.B = type { %struct.A }
%struct.A = type { i32 (...)** }
@_ZTV1B = constant { [3 x i8*] } { [3 x i8*] [i8* undef, i8* undef, i8* undef] }, !type !0
; CHECK-IR-LABEL: define void @test
define void @test(i8* %b) {
entry:
; Ensure that traps are conditional. Invalid TYPE_ID can cause
; unconditional traps.
; CHECK-IR: br i1 {{.*}}, label %trap
%0 = bitcast i8* %b to i8**
%vtable2 = load i8*, i8** %0
%1 = tail call i1 @llvm.type.test(i8* %vtable2, metadata !"_ZTS1A")
br i1 %1, label %cont, label %trap
trap:
tail call void @llvm.trap()
unreachable
cont:
; CHECK-IR-LABEL: ret void
ret void
}
; CHECK-IR-LABEL: }
declare i1 @llvm.type.test(i8*, metadata)
declare void @llvm.trap()
declare i32 @_ZN1B1fEi(%struct.B* %this, i32 %a)
!0 = !{i64 16, !"_ZTS1A"}
!1 = !{i64 16, !"_ZTS1B"}