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[BOLT,test] Link against a shared object to test PLT #125625

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Merged
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Feb 5, 2025
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Merged

[BOLT,test] Link against a shared object to test PLT #125625

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4 changes: 3 additions & 1 deletion bolt/test/AArch64/exceptions-plt.cpp
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Expand Up @@ -2,7 +2,9 @@

// REQUIRES: system-linux

// RUN: %clangxx %cxxflags -O1 -Wl,-q,-znow %s -o %t.exe
// RUN: %clang %cflags -fpic -shared -xc /dev/null -o %t.so
// Link against a DSO to ensure PLT entries.
// RUN: %clangxx %cxxflags -O1 -Wl,-q,-znow %s %t.so -o %t.exe
// RUN: llvm-bolt %t.exe -o %t.bolt.exe --plt=all --print-only=.*main.* \
// RUN: --print-finalized 2>&1 | FileCheck %s

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4 changes: 3 additions & 1 deletion bolt/test/AArch64/plt-call.test
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@@ -1,6 +1,8 @@
// Verify that PLTCall optimization works.

RUN: %clang %cflags %p/../Inputs/plt-tailcall.c \
RUN: %clang %cflags -fpic -shared -xc /dev/null -o %t.so
// Link against a DSO to ensure PLT entries.
RUN: %clang %cflags %p/../Inputs/plt-tailcall.c %t.so \
RUN: -o %t -Wl,-q
RUN: llvm-bolt %t -o %t.bolt --plt=all --print-plt --print-only=foo | FileCheck %s

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4 changes: 3 additions & 1 deletion bolt/test/X86/callcont-fallthru.s
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## Ensures that a call continuation fallthrough count is set when using
## pre-aggregated perf data.

# RUN: %clangxx %cxxflags %s -o %t -Wl,-q -nostdlib
# RUN: %clang %cflags -fpic -shared -xc /dev/null -o %t.so
## Link against a DSO to ensure PLT entries.
# RUN: %clangxx %cxxflags %s %t.so -o %t -Wl,-q -nostdlib
# RUN: link_fdata %s %t %t.pa1 PREAGG
# RUN: link_fdata %s %t %t.pa2 PREAGG2
# RUN: link_fdata %s %t %t.pa3 PREAGG3
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4 changes: 3 additions & 1 deletion bolt/test/X86/cfi-instrs-reordered.s
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Expand Up @@ -3,7 +3,9 @@

# RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t.o
# RUN: llvm-strip --strip-unneeded %t.o
# RUN: %clangxx %cflags %t.o -o %t.exe
# RUN: %clang %cflags -fpic -shared -xc /dev/null -o %t.so
## Link against a DSO to ensure PLT entries.
# RUN: %clangxx %cflags %t.o %t.so -o %t.exe
# RUN: llvm-bolt %t.exe -o %t --reorder-blocks=cache --print-after-lowering \
# RUN: --print-only=_Z10SolveCubicddddPiPd 2>&1 | FileCheck %s
#
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4 changes: 3 additions & 1 deletion bolt/test/X86/plt-call.test
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@@ -1,6 +1,8 @@
// Verify that PLTCall optimization works.

RUN: %clang %cflags %p/../Inputs/plt-tailcall.c \
RUN: %clang %cflags -fpic -shared -xc /dev/null -o %t.so
// Link against a DSO to ensure PLT entries.
RUN: %clang %cflags %p/../Inputs/plt-tailcall.c %t.so \
RUN: -o %t -Wl,-q
RUN: llvm-bolt %t -o %t.bolt --plt=all --print-plt --print-only=foo | FileCheck %s

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4 changes: 3 additions & 1 deletion bolt/test/runtime/exceptions-plt.cpp
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Expand Up @@ -2,7 +2,9 @@

// REQUIRES: system-linux

// RUN: %clangxx %cxxflags -O1 -Wl,-q,-znow %s -o %t.exe
// RUN: %clang %cflags -fpic -shared -xc /dev/null -o %t.so
// Link against a DSO to ensure PLT entries.
// RUN: %clangxx %cxxflags -O1 -Wl,-q,-znow %s %t.so -o %t.exe
// RUN: llvm-bolt %t.exe -o %t.bolt.exe --plt=all
// RUN: %t.bolt.exe

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7 changes: 4 additions & 3 deletions bolt/test/runtime/plt-lld.test
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// This test checks that the pointers to PLT are properly updated.
// The test is using lld linker.
// The test uses lld and links against a DSO to ensure PLT entries.
RUN: %clang %cflags -fpic -shared -xc /dev/null -o %t.so

// Non-PIE:
RUN: %clang %cflags -no-pie %p/../Inputs/plt.c -fuse-ld=lld \
RUN: %clang %cflags -no-pie %p/../Inputs/plt.c %t.so -fuse-ld=lld \
RUN: -o %t.lld.exe -Wl,-q
RUN: llvm-bolt %t.lld.exe -o %t.lld.bolt.exe --use-old-text=0 --lite=0
RUN: %t.lld.bolt.exe | FileCheck %s

// PIE:
RUN: %clang %cflags -fPIC -pie %p/../Inputs/plt.c -fuse-ld=lld \
RUN: %clang %cflags -fPIC -pie %p/../Inputs/plt.c %t.so -fuse-ld=lld \
RUN: -o %t.lld.pie.exe -Wl,-q
RUN: llvm-bolt %t.lld.pie.exe -o %t.lld.bolt.pie.exe --use-old-text=0 --lite=0
RUN: %t.lld.bolt.pie.exe | FileCheck %s
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