diff options
Diffstat (limited to 'llvm/test/tools/gold')
| -rw-r--r-- | llvm/test/tools/gold/X86/Inputs/thinlto_alias.ll | 4 | ||||
| -rw-r--r-- | llvm/test/tools/gold/X86/Inputs/thinlto_internalize.ll | 6 | ||||
| -rw-r--r-- | llvm/test/tools/gold/X86/thinlto_alias.ll | 30 | ||||
| -rw-r--r-- | llvm/test/tools/gold/X86/thinlto_internalize.ll | 21 | ||||
| -rw-r--r-- | llvm/test/tools/gold/X86/thinlto_linkonceresolution.ll | 1 |
5 files changed, 62 insertions, 0 deletions
diff --git a/llvm/test/tools/gold/X86/Inputs/thinlto_alias.ll b/llvm/test/tools/gold/X86/Inputs/thinlto_alias.ll new file mode 100644 index 00000000000..594c6d3a192 --- /dev/null +++ b/llvm/test/tools/gold/X86/Inputs/thinlto_alias.ll @@ -0,0 +1,4 @@ +define weak void @weakfunc() { +entry: + ret void +} diff --git a/llvm/test/tools/gold/X86/Inputs/thinlto_internalize.ll b/llvm/test/tools/gold/X86/Inputs/thinlto_internalize.ll new file mode 100644 index 00000000000..44e82c9fac7 --- /dev/null +++ b/llvm/test/tools/gold/X86/Inputs/thinlto_internalize.ll @@ -0,0 +1,6 @@ +target triple = "x86_64-unknown-linux-gnu" +declare i32 @g() +define i32 @main() { + call i32 @g() + ret i32 0 +} diff --git a/llvm/test/tools/gold/X86/thinlto_alias.ll b/llvm/test/tools/gold/X86/thinlto_alias.ll new file mode 100644 index 00000000000..f91c9bd2808 --- /dev/null +++ b/llvm/test/tools/gold/X86/thinlto_alias.ll @@ -0,0 +1,30 @@ +; RUN: opt -module-summary %s -o %t.o +; RUN: opt -module-summary %p/Inputs/thinlto_alias.ll -o %t2.o + +; Ensure that a preempted weak symbol that is linked in as a local +; copy is handled properly. Specifically, the local copy will be promoted, +; and internalization should be able to use the original non-promoted +; name to locate the summary (otherwise internalization will abort because +; it expects to locate summaries for all definitions). +; Note that gold picks the first copy of weakfunc() as the prevailing one, +; so listing %t2.o first is sufficient to ensure that this copy is +; preempted. +; RUN: %gold -m elf_x86_64 -plugin %llvmshlibdir/LLVMgold.so \ +; RUN: --plugin-opt=thinlto \ +; RUN: --plugin-opt=save-temps \ +; RUN: -o %t3.o %t2.o %t.o +; RUN: llvm-nm %t3.o | FileCheck %s +; RUN: llvm-dis %t.o.opt.bc -o - | FileCheck --check-prefix=OPT %s +; RUN: llvm-dis %t2.o.opt.bc -o - | FileCheck --check-prefix=OPT2 %s + +; CHECK-NOT: U f +; OPT: define hidden void @weakfunc.llvm.0() +; OPT2: define weak void @weakfunc() + +target triple = "x86_64-unknown-linux-gnu" + +@weakfuncAlias = alias void (...), bitcast (void ()* @weakfunc to void (...)*) +define weak void @weakfunc() { +entry: + ret void +} diff --git a/llvm/test/tools/gold/X86/thinlto_internalize.ll b/llvm/test/tools/gold/X86/thinlto_internalize.ll new file mode 100644 index 00000000000..5cf14250a3c --- /dev/null +++ b/llvm/test/tools/gold/X86/thinlto_internalize.ll @@ -0,0 +1,21 @@ +; RUN: opt -module-summary %s -o %t.o +; RUN: opt -module-summary %p/Inputs/thinlto_internalize.ll -o %t2.o + +; RUN: %gold -m elf_x86_64 -plugin %llvmshlibdir/LLVMgold.so \ +; RUN: --plugin-opt=thinlto \ +; RUN: --plugin-opt=-import-instr-limit=0 \ +; RUN: --plugin-opt=save-temps \ +; RUN: -o %t3.o %t2.o %t.o +; RUN: llvm-dis %t.o.opt.bc -o - | FileCheck %s + +; f() should be internalized and eliminated after inlining +; CHECK-NOT: @f() + +target triple = "x86_64-unknown-linux-gnu" +define i32 @g() { + call void @f() + ret i32 0 +} +define void @f() { + ret void +} diff --git a/llvm/test/tools/gold/X86/thinlto_linkonceresolution.ll b/llvm/test/tools/gold/X86/thinlto_linkonceresolution.ll index dd86c723e6f..1d2bb230860 100644 --- a/llvm/test/tools/gold/X86/thinlto_linkonceresolution.ll +++ b/llvm/test/tools/gold/X86/thinlto_linkonceresolution.ll @@ -11,6 +11,7 @@ ; RUN: --plugin-opt=thinlto \ ; RUN: --plugin-opt=-import-instr-limit=0 \ ; RUN: --plugin-opt=save-temps \ +; RUN: -shared \ ; RUN: -o %t3.o %t2.o %t.o ; RUN: llvm-nm %t3.o | FileCheck %s ; RUN: llvm-dis %t.o.opt.bc -o - | FileCheck --check-prefix=OPT %s |
