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-rw-r--r--llvm/test/tools/gold/X86/emit-asm.ll25
-rw-r--r--llvm/tools/gold/gold-plugin.cpp12
2 files changed, 36 insertions, 1 deletions
diff --git a/llvm/test/tools/gold/X86/emit-asm.ll b/llvm/test/tools/gold/X86/emit-asm.ll
new file mode 100644
index 00000000000..40ff71f6143
--- /dev/null
+++ b/llvm/test/tools/gold/X86/emit-asm.ll
@@ -0,0 +1,25 @@
+; RUN: llvm-as %s -o %t.o
+
+; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext \
+; RUN: -m elf_x86_64 --plugin-opt=emit-asm \
+; RUN: -shared %t.o -o %t2.s
+; RUN: FileCheck --input-file %t2.s %s
+
+; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext \
+; RUN: -m elf_x86_64 --plugin-opt=emit-asm --plugin-opt=lto-partitions=2\
+; RUN: -shared %t.o -o %t2.s
+; RUN: cat %t2.s %t2.s1 > %t3.s
+; RUN: FileCheck --input-file %t3.s %s
+
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+; CHECK-DAG: f1:
+define void @f1() {
+ ret void
+}
+
+; CHECK-DAG: f2:
+define void @f2() {
+ ret void
+}
diff --git a/llvm/tools/gold/gold-plugin.cpp b/llvm/tools/gold/gold-plugin.cpp
index 8ffa5877ba6..738cafa6cac 100644
--- a/llvm/tools/gold/gold-plugin.cpp
+++ b/llvm/tools/gold/gold-plugin.cpp
@@ -128,6 +128,7 @@ namespace options {
OT_NORMAL,
OT_DISABLE,
OT_BC_ONLY,
+ OT_ASM_ONLY,
OT_SAVE_TEMPS
};
static OutputType TheOutputType = OT_NORMAL;
@@ -229,6 +230,8 @@ namespace options {
TheOutputType = OT_SAVE_TEMPS;
} else if (opt == "disable-output") {
TheOutputType = OT_DISABLE;
+ } else if (opt == "emit-asm") {
+ TheOutputType = OT_ASM_ONLY;
} else if (opt == "thinlto") {
thinlto = true;
} else if (opt == "thinlto-index-only") {
@@ -882,6 +885,9 @@ static std::unique_ptr<LTO> createLTO(IndexWriteCallback OnIndexWrite,
check(Conf.addSaveTemps(output_name + ".",
/* UseInputModulePath */ true));
break;
+ case options::OT_ASM_ONLY:
+ Conf.CGFileType = TargetMachine::CGFT_AssemblyFile;
+ break;
}
if (!options::sample_profile.empty())
@@ -1009,6 +1015,8 @@ static std::vector<std::pair<SmallString<128>, bool>> runLTO() {
Filename = options::obj_path;
else if (options::TheOutputType == options::OT_SAVE_TEMPS)
Filename = output_name + ".o";
+ else if (options::TheOutputType == options::OT_ASM_ONLY)
+ Filename = output_name;
bool SaveTemps = !Filename.empty();
size_t MaxTasks = Lto->getMaxTasks();
@@ -1057,7 +1065,8 @@ static ld_plugin_status allSymbolsReadHook() {
std::vector<std::pair<SmallString<128>, bool>> Files = runLTO();
if (options::TheOutputType == options::OT_DISABLE ||
- options::TheOutputType == options::OT_BC_ONLY)
+ options::TheOutputType == options::OT_BC_ONLY ||
+ options::TheOutputType == options::OT_ASM_ONLY)
return LDPS_OK;
if (options::thinlto_index_only) {
@@ -1082,6 +1091,7 @@ static ld_plugin_status all_symbols_read_hook(void) {
llvm_shutdown();
if (options::TheOutputType == options::OT_BC_ONLY ||
+ options::TheOutputType == options::OT_ASM_ONLY ||
options::TheOutputType == options::OT_DISABLE) {
if (options::TheOutputType == options::OT_DISABLE) {
// Remove the output file here since ld.bfd creates the output file
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