qiongsiwu1 updated this revision to Diff 532256.
qiongsiwu1 added a comment.
Clean up code in `addLTOOptions`.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D152924/new/
https://reviews.llvm.org/D152924
Files:
clang/lib/Driver/ToolChains/CommonArgs.cpp
clang/test/Driver/lto-aix.c
llvm/include/llvm/CodeGen/CommandFlags.h
llvm/lib/CodeGen/CommandFlags.cpp
llvm/lib/LTO/LTOCodeGenerator.cpp
llvm/test/tools/llvm-lto/aix-sys-as.ll
llvm/test/tools/llvm-lto/aix.ll
llvm/tools/llc/llc.cpp
Index: llvm/tools/llc/llc.cpp
===================================================================
--- llvm/tools/llc/llc.cpp
+++ llvm/tools/llc/llc.cpp
@@ -106,10 +106,6 @@
"'none' means that all ELF features can be used, "
"regardless of binutils support"));
-static cl::opt<bool>
-NoIntegratedAssembler("no-integrated-as", cl::Hidden,
- cl::desc("Disable integrated assembler"));
-
static cl::opt<bool>
PreserveComments("preserve-as-comments", cl::Hidden,
cl::desc("Preserve Comments in outputted assembly"),
@@ -517,7 +513,6 @@
Options.BinutilsVersion =
TargetMachine::parseBinutilsVersion(BinutilsVersion);
- Options.DisableIntegratedAS = NoIntegratedAssembler;
Options.MCOptions.ShowMCEncoding = ShowMCEncoding;
Options.MCOptions.AsmVerbose = AsmVerbose;
Options.MCOptions.PreserveAsmComments = PreserveComments;
Index: llvm/test/tools/llvm-lto/aix.ll
===================================================================
--- llvm/test/tools/llvm-lto/aix.ll
+++ llvm/test/tools/llvm-lto/aix.ll
@@ -1,4 +1,4 @@
-; REQUIRES: system-aix
+; REQUIRES: powerpc-registered-target
; RUN: llvm-as < %s > %t1
; RUN: llvm-lto %t1 | FileCheck %s
Index: llvm/test/tools/llvm-lto/aix-sys-as.ll
===================================================================
--- /dev/null
+++ llvm/test/tools/llvm-lto/aix-sys-as.ll
@@ -0,0 +1,12 @@
+; REQUIRES: system-aix
+; RUN: llvm-as < %s > %t1
+; RUN: llvm-lto -no-integrated-as=1 %t1 | FileCheck %s
+
+target triple = "powerpc-ibm-aix"
+
+define i32 @main() {
+entry:
+ ret i32 42
+}
+; CHECK: Wrote native object file
+
Index: llvm/lib/LTO/LTOCodeGenerator.cpp
===================================================================
--- llvm/lib/LTO/LTOCodeGenerator.cpp
+++ llvm/lib/LTO/LTOCodeGenerator.cpp
@@ -244,7 +244,7 @@
bool LTOCodeGenerator::useAIXSystemAssembler() {
const auto &Triple = TargetMach->getTargetTriple();
- return Triple.isOSAIX();
+ return Triple.isOSAIX() && Config.Options.DisableIntegratedAS;
}
bool LTOCodeGenerator::runAIXSystemAssembler(SmallString<128> &AssemblyFile) {
Index: llvm/lib/CodeGen/CommandFlags.cpp
===================================================================
--- llvm/lib/CodeGen/CommandFlags.cpp
+++ llvm/lib/CodeGen/CommandFlags.cpp
@@ -81,6 +81,7 @@
CGOPT(bool, StackRealign)
CGOPT(std::string, TrapFuncName)
CGOPT(bool, UseCtors)
+CGOPT(bool, DisableIntegratedAS)
CGOPT(bool, RelaxELFRelocations)
CGOPT_EXP(bool, DataSections)
CGOPT_EXP(bool, FunctionSections)
@@ -487,6 +488,11 @@
cl::init(false));
CGBINDOPT(XCOFFReadOnlyPointers);
+ static cl::opt<bool> DisableIntegratedAS(
+ "no-integrated-as", cl::desc("Disable integrated assembler"),
+ cl::init(false));
+ CGBINDOPT(DisableIntegratedAS);
+
#undef CGBINDOPT
mc::RegisterMCTargetOptionsFlags();
@@ -540,6 +546,7 @@
Options.GuaranteedTailCallOpt = getEnableGuaranteedTailCallOpt();
Options.StackSymbolOrdering = getStackSymbolOrdering();
Options.UseInitArray = !getUseCtors();
+ Options.DisableIntegratedAS = getDisableIntegratedAS();
Options.RelaxELFRelocations = getRelaxELFRelocations();
Options.DataSections =
getExplicitDataSections().value_or(TheTriple.hasDefaultDataSections());
Index: llvm/include/llvm/CodeGen/CommandFlags.h
===================================================================
--- llvm/include/llvm/CodeGen/CommandFlags.h
+++ llvm/include/llvm/CodeGen/CommandFlags.h
@@ -94,6 +94,8 @@
bool getUseCtors();
+bool getDisableIntegratedAS();
+
bool getRelaxELFRelocations();
bool getDataSections();
Index: clang/test/Driver/lto-aix.c
===================================================================
--- clang/test/Driver/lto-aix.c
+++ clang/test/Driver/lto-aix.c
@@ -73,3 +73,14 @@
// RUN: -fcs-profile-generate 2>&1 | FileCheck -check-prefix=CSPGO %s
//
// CSPGO: "-bplugin_opt:-cs-profile-generate" "-bplugin_opt:-cs-profile-path=default_%m.profraw"
+//
+// Test integrated assembler options
+// RUN: %clang --target=powerpc-ibm-aix -### %s -flto -fno-integrated-as \
+// RUN: -fintegrated-as 2>&1 | FileCheck --check-prefix=INTAS %s
+// RUN: %clang --target=powerpc-ibm-aix -### %s -flto -fintegrated-as \
+// RUN: -fno-integrated-as 2>&1 | FileCheck --check-prefix=NOINTAS %s
+// RUN: %clang --target=powerpc-ibm-aix -### %s -flto 2>&1 \
+// RUN: | FileCheck --check-prefix=INTAS %s
+//
+// NOINTAS: "-bplugin_opt:-no-integrated-as=1"
+// INTAS-NOT: "-bplugin_opt:-no-integrated-as"
Index: clang/lib/Driver/ToolChains/CommonArgs.cpp
===================================================================
--- clang/lib/Driver/ToolChains/CommonArgs.cpp
+++ clang/lib/Driver/ToolChains/CommonArgs.cpp
@@ -694,6 +694,10 @@
}
if (IsOSAIX) {
+ if (!ToolChain.useIntegratedAs())
+ CmdArgs.push_back(
+ Args.MakeArgString(Twine(PluginOptPrefix) + "-no-integrated-as=1"));
+
// On AIX, clang assumes strict-dwarf is true if any debug option is
// specified, unless it is told explicitly not to assume so.
Arg *A = Args.getLastArg(options::OPT_g_Group);
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