derek.holloway
7502bf64a4
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499 lines
21 KiB
LLVM
499 lines
21 KiB
LLVM
;; Test that cloning of an indirect call works. We should perform ICP and update
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;; promoted call to the correct clone.
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;; This was created from the following source code, for which both memprof and
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;; instrumentation PGO was collected and then applied, then the IR was reduced
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;; using llvm-reduce with the expected FileCheck input.
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;; TODO: Consider adding a sample PGO based test, however, that uses the same VP
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;; metadata and should behave the same.
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;; -- virtfunc.h: --
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;; void external(int *x);
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;;
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;; class B0 {
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;; public:
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;; virtual int bar(unsigned s);
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;; };
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;;
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;; class B : public B0 {
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;; public:
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;; int bar(unsigned s) override;
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;; };
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;;
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;; int foo(B0 &b, unsigned s);
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;; -- virtfunc.cc: --
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;; #include "virtfunc.h"
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;;
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;; int foo(B0 &b, unsigned s) {
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;; return b.bar(s);
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;; }
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;; -- virtfunc_main.cc: --
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;; #include "virtfunc.h"
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;; #include <stdio.h>
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;; #include <unistd.h>
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;;
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;; int main() {
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;; B b;
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;; int x = foo(b, 1);
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;; printf("%d\n", x);
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;; int y = foo(b, 10);
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;; printf("%d\n", y);
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;; B0 b0;
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;; x = foo(b0, 1);
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;; printf("%d\n", x);
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;; y = foo(b0, 10);
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;; printf("%d\n", y);
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;; return 0;
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;; }
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;;
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;; int B0::bar(unsigned s) {
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;; int *x = new int;
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;; sleep(s);
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;; external(x);
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;; delete x;
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;; return 1;
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;; }
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;;
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;; int B::bar(unsigned s) {
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;; int *x = new int;
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;; sleep(s);
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;; external(x);
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;; delete x;
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;; return 2;
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;; }
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;; -stats requires asserts
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; REQUIRES: asserts
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; RUN: split-file %s %t
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; RUN: opt -thinlto-bc %t/main.ll >%t/main.o
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;; Check that -module-summary-max-indirect-edges correctly overrides
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;; -icp-max-prom with a higher max when building summary.
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; RUN: opt -thinlto-bc -icp-max-prom=1 -module-summary-max-indirect-edges=2 %t/foo.ll >%t/foo.o
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;; Check that we get the synthesized callsite records. There should be 2, one
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;; for each profiled target in the VP metadata. They will have the same stackIds
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;; since the debug information for the callsite is the same.
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; RUN: llvm-dis %t/foo.o -o - | FileCheck %s --check-prefix=CALLSITES
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; CALLSITES: gv: (name: "_Z3fooR2B0j", {{.*}} callsites: ((callee: ^{{[0-9]+}}, clones: (0), stackIds: (16345663650247127235)), (callee: ^{{[0-9]+}}, clones: (0), stackIds: (16345663650247127235))
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;; Make sure that we don't get the synthesized callsite records if the
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;; -enable-memprof-indirect-call-support flag is false.
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; RUN: opt -thinlto-bc %t/foo.ll -enable-memprof-indirect-call-support=false >%t/foo.noicp.o
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; RUN: llvm-dis %t/foo.noicp.o -o - | FileCheck %s --implicit-check-not "stackIds: (16345663650247127235)"
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;; First perform in-process ThinLTO
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; RUN: llvm-lto2 run %t/main.o %t/foo.o -enable-memprof-context-disambiguation \
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; RUN: -enable-memprof-indirect-call-support=true \
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;; Check that -module-summary-max-indirect-edges correctly overrides
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;; -icp-max-prom with a higher max when performing memprof ICP.
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; RUN: -icp-max-prom=1 \
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; RUN: -module-summary-max-indirect-edges=2 \
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; RUN: -supports-hot-cold-new \
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; RUN: -r=%t/foo.o,_Z3fooR2B0j,plx \
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; RUN: -r=%t/foo.o,_ZN2B03barEj.abc,plx \
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; RUN: -r=%t/foo.o,_Z3xyzR2B0j, \
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; RUN: -r=%t/foo.o,_ZN2B03barEj, \
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; RUN: -r=%t/foo.o,_ZN1B3barEj, \
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; RUN: -r=%t/main.o,_Z3fooR2B0j, \
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; RUN: -r=%t/main.o,_Znwm, \
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; RUN: -r=%t/main.o,_ZdlPvm, \
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; RUN: -r=%t/main.o,_Z8externalPi, \
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; RUN: -r=%t/main.o,main,plx \
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; RUN: -r=%t/main.o,_ZN2B03barEj,plx \
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; RUN: -r=%t/main.o,_ZN1B3barEj,plx \
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; RUN: -r=%t/main.o,_ZTV1B,plx \
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; RUN: -r=%t/main.o,_ZTVN10__cxxabiv120__si_class_type_infoE,plx \
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; RUN: -r=%t/main.o,_ZTS1B,plx \
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; RUN: -r=%t/main.o,_ZTVN10__cxxabiv117__class_type_infoE,plx \
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; RUN: -r=%t/main.o,_ZTS2B0,plx \
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; RUN: -r=%t/main.o,_ZTI2B0,plx \
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; RUN: -r=%t/main.o,_ZTI1B,plx \
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; RUN: -r=%t/main.o,_ZTV2B0,plx \
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; RUN: -thinlto-threads=1 \
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; RUN: -memprof-verify-ccg -memprof-verify-nodes -stats \
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; RUN: -pass-remarks=. -save-temps \
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; RUN: -memprof-export-to-dot -memprof-dot-file-path-prefix=%t. \
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; RUN: -o %t.out 2>&1 | FileCheck %s --check-prefix=STATS \
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; RUN: --check-prefix=STATS-BE --check-prefix=REMARKS-MAIN \
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; RUN: --check-prefix=REMARKS-FOO --check-prefix=REMARKS-FOO-IMPORT
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; RUN: llvm-dis %t.out.2.4.opt.bc -o - | FileCheck %s --check-prefix=IR --check-prefix=IR-IMPORT
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;; We should print both potential indirect callees after initially matching
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;; stack nodes to the summary.
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; RUN: cat %t.ccg.poststackupdate.dot | FileCheck %s --check-prefix=DOT
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; DOT: {OrigId: 0 NodeId: 10\n_Z3fooR2B0j -\> _ZN1B3barEj\n_Z3fooR2B0j -\> _ZN2B03barEj}
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;; Try again but with distributed ThinLTO
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; RUN: llvm-lto2 run %t/main.o %t/foo.o -enable-memprof-context-disambiguation \
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; RUN: -supports-hot-cold-new \
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; RUN: -thinlto-distributed-indexes \
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; RUN: -r=%t/foo.o,_Z3fooR2B0j,plx \
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; RUN: -r=%t/foo.o,_ZN2B03barEj.abc,plx \
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; RUN: -r=%t/foo.o,_Z3xyzR2B0j, \
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; RUN: -r=%t/foo.o,_ZN2B03barEj, \
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; RUN: -r=%t/foo.o,_ZN1B3barEj, \
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; RUN: -r=%t/main.o,_Z3fooR2B0j, \
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; RUN: -r=%t/main.o,_Znwm, \
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; RUN: -r=%t/main.o,_ZdlPvm, \
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; RUN: -r=%t/main.o,_Z8externalPi, \
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; RUN: -r=%t/main.o,main,plx \
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; RUN: -r=%t/main.o,_ZN2B03barEj,plx \
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; RUN: -r=%t/main.o,_ZN1B3barEj,plx \
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; RUN: -r=%t/main.o,_ZTV1B,plx \
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; RUN: -r=%t/main.o,_ZTVN10__cxxabiv120__si_class_type_infoE,plx \
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; RUN: -r=%t/main.o,_ZTS1B,plx \
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; RUN: -r=%t/main.o,_ZTVN10__cxxabiv117__class_type_infoE,plx \
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; RUN: -r=%t/main.o,_ZTS2B0,plx \
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; RUN: -r=%t/main.o,_ZTI2B0,plx \
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; RUN: -r=%t/main.o,_ZTI1B,plx \
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; RUN: -r=%t/main.o,_ZTV2B0,plx \
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; RUN: -memprof-verify-ccg -memprof-verify-nodes -stats \
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; RUN: -o %t.out 2>&1 | FileCheck %s --check-prefix=STATS
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;; Run ThinLTO backend
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; RUN: opt -import-all-index -passes=function-import,memprof-context-disambiguation,inline \
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; RUN: -enable-memprof-indirect-call-support=true \
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; RUN: -summary-file=%t/foo.o.thinlto.bc -memprof-import-summary=%t/foo.o.thinlto.bc \
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; RUN: -enable-import-metadata -stats -pass-remarks=. \
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; RUN: %t/foo.o -S 2>&1 | FileCheck %s --check-prefix=IR --check-prefix=IR-IMPORT \
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; RUN: --check-prefix=STATS-BE-DISTRIB --check-prefix=REMARKS-FOO \
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; RUN: --check-prefix=REMARKS-FOO-IMPORT
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;; Retry with the ICP-disabled object file, and make sure we disable it again
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;; so we don't look for the synthesized callsite records when applying imports.
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;; We should not get any cloning.
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; RUN: llvm-lto2 run %t/main.o %t/foo.noicp.o -enable-memprof-context-disambiguation \
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; RUN: -enable-memprof-indirect-call-support=false \
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; RUN: -supports-hot-cold-new \
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; RUN: -r=%t/foo.noicp.o,_Z3fooR2B0j,plx \
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; RUN: -r=%t/foo.noicp.o,_ZN2B03barEj.abc,plx \
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; RUN: -r=%t/foo.noicp.o,_Z3xyzR2B0j, \
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; RUN: -r=%t/foo.noicp.o,_ZN2B03barEj, \
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; RUN: -r=%t/foo.noicp.o,_ZN1B3barEj, \
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; RUN: -r=%t/main.o,_Z3fooR2B0j, \
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; RUN: -r=%t/main.o,_Znwm, \
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; RUN: -r=%t/main.o,_ZdlPvm, \
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; RUN: -r=%t/main.o,_Z8externalPi, \
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; RUN: -r=%t/main.o,main,plx \
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; RUN: -r=%t/main.o,_ZN2B03barEj,plx \
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; RUN: -r=%t/main.o,_ZN1B3barEj,plx \
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; RUN: -r=%t/main.o,_ZTV1B,plx \
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; RUN: -r=%t/main.o,_ZTVN10__cxxabiv120__si_class_type_infoE,plx \
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; RUN: -r=%t/main.o,_ZTS1B,plx \
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; RUN: -r=%t/main.o,_ZTVN10__cxxabiv117__class_type_infoE,plx \
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; RUN: -r=%t/main.o,_ZTS2B0,plx \
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; RUN: -r=%t/main.o,_ZTI2B0,plx \
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; RUN: -r=%t/main.o,_ZTI1B,plx \
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; RUN: -r=%t/main.o,_ZTV2B0,plx \
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; RUN: -thinlto-threads=1 \
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; RUN: -memprof-verify-ccg -memprof-verify-nodes \
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; RUN: -pass-remarks=. -save-temps \
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; RUN: -o %t.noicp.out 2>&1 | FileCheck %s --implicit-check-not "created clone"
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;; Verify that we did not do any cloning of the function with the indirect call
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;; when memprof ICP is off. However, we should still have removed the callsite
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;; metadata.
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; RUN: llvm-dis %t.noicp.out.2.4.opt.bc -o - | FileCheck %s --implicit-check-not "_Z3fooR2B0j.memprof" --implicit-check-not "!callsite"
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;; Run in-process ThinLTO again, but with importing disabled by setting the
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;; instruction limit to 0. Ensure that the existing declarations of B::bar
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;; and B0::bar are sufficient to allow for the promotion and cloning.
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; RUN: llvm-lto2 run %t/main.o %t/foo.o -enable-memprof-context-disambiguation \
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; RUN: -import-instr-limit=0 \
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; RUN: -enable-memprof-indirect-call-support=true \
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; RUN: -supports-hot-cold-new \
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; RUN: -r=%t/foo.o,_Z3fooR2B0j,plx \
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; RUN: -r=%t/foo.o,_ZN2B03barEj.abc,plx \
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; RUN: -r=%t/foo.o,_Z3xyzR2B0j, \
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; RUN: -r=%t/foo.o,_ZN2B03barEj, \
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; RUN: -r=%t/foo.o,_ZN1B3barEj, \
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; RUN: -r=%t/main.o,_Z3fooR2B0j, \
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; RUN: -r=%t/main.o,_Znwm, \
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; RUN: -r=%t/main.o,_ZdlPvm, \
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; RUN: -r=%t/main.o,_Z8externalPi, \
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; RUN: -r=%t/main.o,main,plx \
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; RUN: -r=%t/main.o,_ZN2B03barEj,plx \
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; RUN: -r=%t/main.o,_ZN1B3barEj,plx \
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; RUN: -r=%t/main.o,_ZTV1B,plx \
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; RUN: -r=%t/main.o,_ZTVN10__cxxabiv120__si_class_type_infoE,plx \
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; RUN: -r=%t/main.o,_ZTS1B,plx \
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; RUN: -r=%t/main.o,_ZTVN10__cxxabiv117__class_type_infoE,plx \
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; RUN: -r=%t/main.o,_ZTS2B0,plx \
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; RUN: -r=%t/main.o,_ZTI2B0,plx \
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; RUN: -r=%t/main.o,_ZTI1B,plx \
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; RUN: -r=%t/main.o,_ZTV2B0,plx \
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; RUN: -thinlto-threads=1 \
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; RUN: -memprof-verify-ccg -memprof-verify-nodes -stats \
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; RUN: -pass-remarks=. -save-temps \
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; RUN: -o %t.out 2>&1 | FileCheck %s --check-prefix=STATS \
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; RUN: --check-prefix=STATS-BE-NOIMPORT --check-prefix=REMARKS-MAIN \
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; RUN: --check-prefix=REMARKS-FOO
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; RUN: llvm-dis %t.out.2.4.opt.bc -o - | FileCheck %s --check-prefix=IR --check-prefix=IR-NOIMPORT
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;; Run it gain but with -memprof-require-definition-for-promotion, and confirm
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;; that no promotions occur.
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; RUN: llvm-lto2 run %t/main.o %t/foo.o -enable-memprof-context-disambiguation \
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; RUN: -import-instr-limit=0 \
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; RUN: -memprof-require-definition-for-promotion \
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; RUN: -icp-allow-decls=false \
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; RUN: -enable-memprof-indirect-call-support=true \
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; RUN: -supports-hot-cold-new \
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; RUN: -r=%t/foo.o,_Z3fooR2B0j,plx \
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; RUN: -r=%t/foo.o,_ZN2B03barEj.abc,plx \
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; RUN: -r=%t/foo.o,_Z3xyzR2B0j, \
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; RUN: -r=%t/foo.o,_ZN2B03barEj, \
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; RUN: -r=%t/foo.o,_ZN1B3barEj, \
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; RUN: -r=%t/main.o,_Z3fooR2B0j, \
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; RUN: -r=%t/main.o,_Znwm, \
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; RUN: -r=%t/main.o,_ZdlPvm, \
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; RUN: -r=%t/main.o,_Z8externalPi, \
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; RUN: -r=%t/main.o,main,plx \
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; RUN: -r=%t/main.o,_ZN2B03barEj,plx \
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; RUN: -r=%t/main.o,_ZN1B3barEj,plx \
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; RUN: -r=%t/main.o,_ZTV1B,plx \
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; RUN: -r=%t/main.o,_ZTVN10__cxxabiv120__si_class_type_infoE,plx \
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; RUN: -r=%t/main.o,_ZTS1B,plx \
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; RUN: -r=%t/main.o,_ZTVN10__cxxabiv117__class_type_infoE,plx \
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; RUN: -r=%t/main.o,_ZTS2B0,plx \
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; RUN: -r=%t/main.o,_ZTI2B0,plx \
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; RUN: -r=%t/main.o,_ZTI1B,plx \
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; RUN: -r=%t/main.o,_ZTV2B0,plx \
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; RUN: -thinlto-threads=1 \
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; RUN: -memprof-verify-ccg -memprof-verify-nodes \
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; RUN: -pass-remarks=. \
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; RUN: -o %t.out 2>&1 | FileCheck %s --implicit-check-not Promote
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; REMARKS-MAIN: call in clone main assigned to call function clone _Z3fooR2B0j.memprof.1
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; REMARKS-MAIN: call in clone main assigned to call function clone _Z3fooR2B0j.memprof.1
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; REMARKS-MAIN: created clone _ZN2B03barEj.memprof.1
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; REMARKS-MAIN: call in clone _ZN2B03barEj marked with memprof allocation attribute notcold
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; REMARKS-MAIN: call in clone _ZN2B03barEj.memprof.1 marked with memprof allocation attribute cold
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; REMARKS-MAIN: call in clone _ZN2B03barEj marked with memprof allocation attribute notcold
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; REMARKS-MAIN: call in clone _ZN2B03barEj.memprof.1 marked with memprof allocation attribute cold
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; REMARKS-MAIN: created clone _ZN1B3barEj.memprof.1
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; REMARKS-MAIN: call in clone _ZN1B3barEj marked with memprof allocation attribute notcold
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; REMARKS-MAIN: call in clone _ZN1B3barEj.memprof.1 marked with memprof allocation attribute cold
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; REMARKS-MAIN: call in clone _ZN1B3barEj marked with memprof allocation attribute notcold
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; REMARKS-MAIN: call in clone _ZN1B3barEj.memprof.1 marked with memprof allocation attribute cold
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; REMARKS-FOO: created clone _Z3fooR2B0j.memprof.1
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;; In each version of foo we should have promoted the indirect call to two conditional
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;; direct calls, one to B::bar and one to B0::bar. The cloned version of foo should call
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;; the cloned versions of bar for both promotions.
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; REMARKS-FOO: Promote indirect call to _ZN1B3barEj with count 2 out of 4
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; REMARKS-FOO: call in clone _Z3fooR2B0j promoted and assigned to call function clone _ZN1B3barEj
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; REMARKS-FOO: Promote indirect call to _ZN1B3barEj with count 2 out of 4
|
|
; REMARKS-FOO: call in clone _Z3fooR2B0j.memprof.1 promoted and assigned to call function clone _ZN1B3barEj.memprof.1
|
|
; REMARKS-FOO: Promote indirect call to _ZN2B03barEj with count 2 out of 2
|
|
; REMARKS-FOO: call in clone _Z3fooR2B0j promoted and assigned to call function clone _ZN2B03barEj
|
|
; REMARKS-FOO: Promote indirect call to _ZN2B03barEj with count 2 out of 2
|
|
; REMARKS-FOO: call in clone _Z3fooR2B0j.memprof.1 promoted and assigned to call function clone _ZN2B03barEj.memprof.1
|
|
; REMARKS-FOO-IMPORT: created clone _ZN2B03barEj.memprof.1
|
|
; REMARKS-FOO-IMPORT: call in clone _ZN2B03barEj marked with memprof allocation attribute notcold
|
|
; REMARKS-FOO-IMPORT: call in clone _ZN2B03barEj.memprof.1 marked with memprof allocation attribute cold
|
|
; REMARKS-FOO-IMPORT: created clone _ZN1B3barEj.memprof.1
|
|
; REMARKS-FOO-IMPORT: call in clone _ZN1B3barEj marked with memprof allocation attribute notcold
|
|
; REMARKS-FOO-IMPORT: call in clone _ZN1B3barEj.memprof.1 marked with memprof allocation attribute cold
|
|
|
|
; STATS: 4 memprof-context-disambiguation - Number of cold static allocations (possibly cloned) during whole program analysis
|
|
; STATS-BE: 8 memprof-context-disambiguation - Number of cold static allocations (possibly cloned) during ThinLTO backend
|
|
; STATS-BE-NOIMPORT: 4 memprof-context-disambiguation - Number of cold static allocations (possibly cloned) during ThinLTO backend
|
|
; STATS: 4 memprof-context-disambiguation - Number of not cold static allocations (possibly cloned) during whole program analysis
|
|
; STATS-BE: 8 memprof-context-disambiguation - Number of not cold static allocations (possibly cloned) during ThinLTO backend
|
|
; STATS-BE-NOIMPORT: 4 memprof-context-disambiguation - Number of not cold static allocations (possibly cloned) during ThinLTO backend
|
|
; STATS: 3 memprof-context-disambiguation - Number of function clones created during whole program analysis
|
|
; STATS-BE: 5 memprof-context-disambiguation - Number of function clones created during ThinLTO backend
|
|
; STATS-BE-NOIMPORT: 3 memprof-context-disambiguation - Number of function clones created during ThinLTO backend
|
|
|
|
; IR-NOIMPORT: foo
|
|
; IR: define {{.*}} @_Z3fooR2B0j(
|
|
; IR: %[[R1:[0-9]+]] = icmp eq ptr %0, @_ZN1B3barEj
|
|
; IR: br i1 %[[R1]], label %if.true.direct_targ, label %if.false.orig_indirect
|
|
; IR: if.true.direct_targ:
|
|
; IR-IMPORT: call {{.*}} @_Znwm(i64 noundef 4) #[[NOTCOLD:[0-9]+]]
|
|
; IR-NOIMPORT: call {{.*}} @_ZN1B3barEj(
|
|
; IR: if.false.orig_indirect:
|
|
; IR: %[[R2:[0-9]+]] = icmp eq ptr %0, @_ZN2B03barEj
|
|
; IR: br i1 %[[R2]], label %if.true.direct_targ1, label %if.false.orig_indirect2
|
|
; IR: if.true.direct_targ1:
|
|
; IR-IMPORT: call {{.*}} @_Znwm(i64 noundef 4) #[[NOTCOLD]]
|
|
; IR-NOIMPORT: call {{.*}} @_ZN2B03barEj(
|
|
; IR: if.false.orig_indirect2:
|
|
; IR: call {{.*}} %0
|
|
|
|
; IR: define {{.*}} @_Z3fooR2B0j.memprof.1(
|
|
;; We should still compare against the original versions of bar since that is
|
|
;; what is in the vtable. However, we should have called the cloned versions
|
|
;; that perform cold allocations, which were subsequently inlined.
|
|
; IR: %[[R3:[0-9]+]] = icmp eq ptr %0, @_ZN1B3barEj
|
|
; IR: br i1 %[[R3]], label %if.true.direct_targ, label %if.false.orig_indirect
|
|
; IR: if.true.direct_targ:
|
|
; IR-IMPORT: call {{.*}} @_Znwm(i64 noundef 4) #[[COLD:[0-9]+]]
|
|
; IR-NOIMPORT: call {{.*}} @_ZN1B3barEj.memprof.1(
|
|
; IR: if.false.orig_indirect:
|
|
; IR: %[[R4:[0-9]+]] = icmp eq ptr %0, @_ZN2B03barEj
|
|
; IR: br i1 %[[R4]], label %if.true.direct_targ1, label %if.false.orig_indirect2
|
|
; IR: if.true.direct_targ1:
|
|
; IR-IMPORT: call {{.*}} @_Znwm(i64 noundef 4) #[[COLD]]
|
|
; IR-NOIMPORT: call {{.*}} @_ZN2B03barEj.memprof.1(
|
|
; IR: if.false.orig_indirect2:
|
|
; IR: call {{.*}} %0
|
|
|
|
; IR-IMPORT: attributes #[[NOTCOLD]] = {{.*}} "memprof"="notcold"
|
|
; IR-IMPORT: attributes #[[COLD]] = {{.*}} "memprof"="cold"
|
|
|
|
; STATS-BE-DISTRIB: 4 memprof-context-disambiguation - Number of cold static allocations (possibly cloned) during ThinLTO backend
|
|
; STATS-BE-DISTRIB: 4 memprof-context-disambiguation - Number of not cold static allocations (possibly cloned) during ThinLTO backend
|
|
; STATS-BE-DISTRIB: 3 memprof-context-disambiguation - Number of function clones created during ThinLTO backend
|
|
|
|
;--- foo.ll
|
|
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
declare i32 @_Z3xyzR2B0j(ptr %b)
|
|
|
|
;; Add a function that has the same name as one of the indirect callees, but
|
|
;; with a suffix, to make sure we don't incorrectly pick the wrong one as the
|
|
;; promoted target (which happens if we attempt to canonicalize the names
|
|
;; when building the ICP symtab).
|
|
define i32 @_ZN2B03barEj.abc(ptr %this, i32 %s) {
|
|
ret i32 0
|
|
}
|
|
|
|
declare i32 @_ZN2B03barEj(ptr %this, i32 %s)
|
|
declare i32 @_ZN1B3barEj(ptr %this, i32 %s)
|
|
|
|
define i32 @_Z3fooR2B0j(ptr %b) {
|
|
entry:
|
|
%0 = load ptr, ptr %b, align 8
|
|
%call = tail call i32 %0(ptr null, i32 0), !prof !0, !callsite !1
|
|
;; Add a dummy call to ensure that we have some callsite metadata,
|
|
;; which triggers callsite record checking in the ThinLTO backend
|
|
;; even with -enable-memprof-indirect-call-support=false.
|
|
%call2 = call i32 @_Z3xyzR2B0j(ptr null, i32 0), !callsite !2
|
|
ret i32 0
|
|
}
|
|
|
|
!0 = !{!"VP", i32 0, i64 4, i64 4445083295448962937, i64 2, i64 -2718743882639408571, i64 2}
|
|
!1 = !{i64 -2101080423462424381}
|
|
!2 = !{i64 1234}
|
|
|
|
;--- main.ll
|
|
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
@_ZTV1B = external constant { [3 x ptr] }
|
|
@_ZTVN10__cxxabiv120__si_class_type_infoE = external global [0 x ptr]
|
|
@_ZTS1B = external constant [3 x i8]
|
|
@_ZTVN10__cxxabiv117__class_type_infoE = external global [0 x ptr]
|
|
@_ZTS2B0 = external constant [4 x i8]
|
|
@_ZTI2B0 = external constant { ptr, ptr }
|
|
@_ZTI1B = external constant { ptr, ptr, ptr }
|
|
@_ZTV2B0 = external constant { [3 x ptr] }
|
|
|
|
define i32 @main() !prof !29 {
|
|
entry:
|
|
%call2 = call i32 @_Z3fooR2B0j(ptr null, i32 0), !callsite !30
|
|
%call4 = call i32 @_Z3fooR2B0j(ptr null, i32 0), !callsite !31
|
|
%call6 = call i32 @_Z3fooR2B0j(ptr null, i32 0), !callsite !32
|
|
ret i32 0
|
|
}
|
|
|
|
declare i32 @_Z3fooR2B0j(ptr, i32)
|
|
|
|
define i32 @_ZN2B03barEj(ptr %this, i32 %s) {
|
|
entry:
|
|
%call = tail call ptr @_Znwm(i64 noundef 4) #0, !memprof !33, !callsite !38
|
|
;; Second allocation in this function, to ensure that indirect edges to the
|
|
;; same callee are partitioned correctly.
|
|
%call2 = tail call ptr @_Znwm(i64 noundef 4) #0, !memprof !45, !callsite !50
|
|
store volatile i32 0, ptr %call, align 4
|
|
ret i32 0
|
|
}
|
|
|
|
declare ptr @_Znwm(i64)
|
|
|
|
declare void @_Z8externalPi()
|
|
|
|
declare void @_ZdlPvm()
|
|
|
|
define i32 @_ZN1B3barEj(ptr %this, i32 %s) {
|
|
entry:
|
|
%call = tail call ptr @_Znwm(i64 noundef 4) #0, !memprof !39, !callsite !44
|
|
;; Second allocation in this function, to ensure that indirect edges to the
|
|
;; same callee are partitioned correctly.
|
|
%call2 = tail call ptr @_Znwm(i64 noundef 4) #0, !memprof !51, !callsite !56
|
|
store volatile i32 0, ptr %call, align 4
|
|
ret i32 0
|
|
}
|
|
|
|
; uselistorder directives
|
|
uselistorder ptr @_Z3fooR2B0j, { 2, 1, 0 }
|
|
|
|
attributes #0 = { builtin allocsize(0) }
|
|
|
|
!llvm.module.flags = !{!0}
|
|
|
|
!0 = !{i32 1, !"ProfileSummary", !1}
|
|
!1 = !{!2, !3, !4, !5, !6, !7, !8, !9, !10, !11}
|
|
!2 = !{!"ProfileFormat", !"InstrProf"}
|
|
!3 = !{!"TotalCount", i64 13}
|
|
!4 = !{!"MaxCount", i64 4}
|
|
!5 = !{!"MaxInternalCount", i64 0}
|
|
!6 = !{!"MaxFunctionCount", i64 4}
|
|
!7 = !{!"NumCounts", i64 5}
|
|
!8 = !{!"NumFunctions", i64 5}
|
|
!9 = !{!"IsPartialProfile", i64 0}
|
|
!10 = !{!"PartialProfileRatio", double 0.000000e+00}
|
|
!11 = !{!"DetailedSummary", !12}
|
|
!12 = !{!13, !14, !15, !16, !17, !18, !19, !20, !21, !22, !23, !24, !25, !26, !27, !28}
|
|
!13 = !{i32 10000, i64 0, i32 0}
|
|
!14 = !{i32 100000, i64 4, i32 2}
|
|
!15 = !{i32 200000, i64 4, i32 2}
|
|
!16 = !{i32 300000, i64 4, i32 2}
|
|
!17 = !{i32 400000, i64 4, i32 2}
|
|
!18 = !{i32 500000, i64 4, i32 2}
|
|
!19 = !{i32 600000, i64 4, i32 2}
|
|
!20 = !{i32 700000, i64 2, i32 4}
|
|
!21 = !{i32 800000, i64 2, i32 4}
|
|
!22 = !{i32 900000, i64 2, i32 4}
|
|
!23 = !{i32 950000, i64 2, i32 4}
|
|
!24 = !{i32 990000, i64 2, i32 4}
|
|
!25 = !{i32 999000, i64 2, i32 4}
|
|
!26 = !{i32 999900, i64 2, i32 4}
|
|
!27 = !{i32 999990, i64 2, i32 4}
|
|
!28 = !{i32 999999, i64 2, i32 4}
|
|
!29 = !{!"function_entry_count", i64 1}
|
|
!30 = !{i64 -6490791336773930154}
|
|
!31 = !{i64 5188446645037944434}
|
|
!32 = !{i64 5583420417449503557}
|
|
!33 = !{!34, !36}
|
|
!34 = !{!35, !"notcold"}
|
|
!35 = !{i64 -852997907418798798, i64 -2101080423462424381, i64 5188446645037944434}
|
|
!36 = !{!37, !"cold"}
|
|
!37 = !{i64 -852997907418798798, i64 -2101080423462424381, i64 5583420417449503557}
|
|
!38 = !{i64 -852997907418798798}
|
|
!39 = !{!40, !42}
|
|
!40 = !{!41, !"notcold"}
|
|
!41 = !{i64 4457553070050523782, i64 -2101080423462424381, i64 132626519179914298}
|
|
!42 = !{!43, !"cold"}
|
|
!43 = !{i64 4457553070050523782, i64 -2101080423462424381, i64 -6490791336773930154}
|
|
!44 = !{i64 4457553070050523782}
|
|
!45 = !{!46, !48}
|
|
!46 = !{!47, !"notcold"}
|
|
!47 = !{i64 456, i64 -2101080423462424381, i64 5188446645037944434}
|
|
!48 = !{!49, !"cold"}
|
|
!49 = !{i64 456, i64 -2101080423462424381, i64 5583420417449503557}
|
|
!50 = !{i64 456}
|
|
!51 = !{!52, !54}
|
|
!52 = !{!53, !"notcold"}
|
|
!53 = !{i64 789, i64 -2101080423462424381, i64 132626519179914298}
|
|
!54 = !{!55, !"cold"}
|
|
!55 = !{i64 789, i64 -2101080423462424381, i64 -6490791336773930154}
|
|
!56 = !{i64 789}
|