This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG75521bd9d8d1: [X32] Add Triple::isX32(), use it. (authored
by hvdijk).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D103777/new/
https://reviews.llvm.org/D103777
Files:
clang/lib/Basic/Targets/X86.h
clang/lib/Driver/Driver.cpp
clang/lib/Driver/ToolChains/Gnu.cpp
clang/lib/Driver/ToolChains/Linux.cpp
clang/test/Driver/linux-cross.cpp
llvm/include/llvm/ADT/Triple.h
llvm/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp
llvm/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp
llvm/lib/Target/X86/MCTargetDesc/X86MCCodeEmitter.cpp
llvm/lib/Target/X86/X86AsmPrinter.cpp
llvm/lib/Target/X86/X86RegisterInfo.cpp
llvm/lib/Target/X86/X86Subtarget.h
llvm/lib/Target/X86/X86TargetMachine.cpp
llvm/test/CodeGen/X86/x32-lea-1.ll
Index: llvm/test/CodeGen/X86/x32-lea-1.ll
===================================================================
--- llvm/test/CodeGen/X86/x32-lea-1.ll
+++ llvm/test/CodeGen/X86/x32-lea-1.ll
@@ -1,5 +1,6 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-linux-gnux32 -O0 | FileCheck %s
+; RUN: llc < %s -mtriple=x86_64-linux-muslx32 -O0 | FileCheck %s
define void @foo(i32** %p) {
; CHECK-LABEL: foo:
Index: llvm/lib/Target/X86/X86TargetMachine.cpp
===================================================================
--- llvm/lib/Target/X86/X86TargetMachine.cpp
+++ llvm/lib/Target/X86/X86TargetMachine.cpp
@@ -110,9 +110,7 @@
Ret += DataLayout::getManglingComponent(TT);
// X86 and x32 have 32 bit pointers.
- if ((TT.isArch64Bit() &&
- (TT.getEnvironment() == Triple::GNUX32 || TT.isOSNaCl())) ||
- !TT.isArch64Bit())
+ if (!TT.isArch64Bit() || TT.isX32() || TT.isOSNaCl())
Ret += "-p:32:32";
// Address spaces for 32 bit signed, 32 bit unsigned, and 64 bit pointers.
Index: llvm/lib/Target/X86/X86Subtarget.h
===================================================================
--- llvm/lib/Target/X86/X86Subtarget.h
+++ llvm/lib/Target/X86/X86Subtarget.h
@@ -610,14 +610,12 @@
/// Is this x86_64 with the ILP32 programming model (x32 ABI)?
bool isTarget64BitILP32() const {
- return In64BitMode && (TargetTriple.getEnvironment() == Triple::GNUX32 ||
- TargetTriple.isOSNaCl());
+ return In64BitMode && (TargetTriple.isX32() || TargetTriple.isOSNaCl());
}
/// Is this x86_64 with the LP64 programming model (standard AMD64, no x32)?
bool isTarget64BitLP64() const {
- return In64BitMode && (TargetTriple.getEnvironment() != Triple::GNUX32 &&
- !TargetTriple.isOSNaCl());
+ return In64BitMode && (!TargetTriple.isX32() && !TargetTriple.isOSNaCl());
}
PICStyles::Style getPICStyle() const { return PICStyle; }
Index: llvm/lib/Target/X86/X86RegisterInfo.cpp
===================================================================
--- llvm/lib/Target/X86/X86RegisterInfo.cpp
+++ llvm/lib/Target/X86/X86RegisterInfo.cpp
@@ -62,7 +62,7 @@
// This matches the simplified 32-bit pointer code in the data layout
// computation.
// FIXME: Should use the data layout?
- bool Use64BitReg = TT.getEnvironment() != Triple::GNUX32;
+ bool Use64BitReg = !TT.isX32();
StackPtr = Use64BitReg ? X86::RSP : X86::ESP;
FramePtr = Use64BitReg ? X86::RBP : X86::EBP;
BasePtr = Use64BitReg ? X86::RBX : X86::EBX;
Index: llvm/lib/Target/X86/X86AsmPrinter.cpp
===================================================================
--- llvm/lib/Target/X86/X86AsmPrinter.cpp
+++ llvm/lib/Target/X86/X86AsmPrinter.cpp
@@ -643,8 +643,7 @@
OutStreamer->SwitchSection(Nt);
// Emitting note header.
- const int WordSize =
- TT.isArch64Bit() && TT.getEnvironment() != Triple::GNUX32 ? 8 : 4;
+ const int WordSize = TT.isArch64Bit() && !TT.isX32() ? 8 : 4;
emitAlignment(WordSize == 4 ? Align(4) : Align(8));
OutStreamer->emitIntValue(4, 4 /*size*/); // data size for "GNU\0"
OutStreamer->emitIntValue(8 + WordSize, 4 /*size*/); // Elf_Prop size
Index: llvm/lib/Target/X86/MCTargetDesc/X86MCCodeEmitter.cpp
===================================================================
--- llvm/lib/Target/X86/MCTargetDesc/X86MCCodeEmitter.cpp
+++ llvm/lib/Target/X86/MCTargetDesc/X86MCCodeEmitter.cpp
@@ -1231,8 +1231,7 @@
// FIXME: The caller of determineREXPrefix slaps this prefix onto
// anything that returns non-zero.
REX |= 0x40; // REX fixed encoding prefix
- } else if (MO.isExpr() &&
- STI.getTargetTriple().getEnvironment() == Triple::GNUX32) {
+ } else if (MO.isExpr() && STI.getTargetTriple().isX32()) {
// GOTTPOFF and TLSDESC relocations require a REX prefix to allow
// linker optimizations: even if the instructions we see may not require
// any prefix, they may be replaced by instructions that do. This is
Index: llvm/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp
===================================================================
--- llvm/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp
+++ llvm/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp
@@ -81,7 +81,7 @@
X86ELFMCAsmInfo::X86ELFMCAsmInfo(const Triple &T) {
bool is64Bit = T.getArch() == Triple::x86_64;
- bool isX32 = T.getEnvironment() == Triple::GNUX32;
+ bool isX32 = T.isX32();
// For ELF, x86-64 pointer size depends on the ABI.
// For x86-64 without the x32 ABI, pointer size is 8. For x86 and for x86-64
Index: llvm/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp
===================================================================
--- llvm/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp
+++ llvm/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp
@@ -1631,7 +1631,7 @@
uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(TheTriple.getOS());
- if (TheTriple.getEnvironment() == Triple::GNUX32)
+ if (TheTriple.isX32())
return new ELFX86_X32AsmBackend(T, OSABI, STI);
return new ELFX86_64AsmBackend(T, OSABI, STI);
}
Index: llvm/include/llvm/ADT/Triple.h
===================================================================
--- llvm/include/llvm/ADT/Triple.h
+++ llvm/include/llvm/ADT/Triple.h
@@ -805,6 +805,12 @@
getSubArch() == Triple::AArch64SubArch_arm64e;
}
+ /// Tests whether the target is X32.
+ bool isX32() const {
+ EnvironmentType Env = getEnvironment();
+ return Env == Triple::GNUX32 || Env == Triple::MuslX32;
+ }
+
/// Tests whether the target supports comdat
bool supportsCOMDAT() const {
return !(isOSBinFormatMachO() || isOSBinFormatXCOFF());
Index: clang/test/Driver/linux-cross.cpp
===================================================================
--- clang/test/Driver/linux-cross.cpp
+++ clang/test/Driver/linux-cross.cpp
@@ -136,4 +136,6 @@
// RUN: %clang -### %s --target=x86_64-linux-muslx32 --sysroot= \
// RUN: --stdlib=platform --rtlib=platform 2>&1 | FileCheck %s --check-prefix=MUSL_X32
+// RUN: %clang -### %s --target=i686-linux-musl -mx32 --sysroot= \
+// RUN: --stdlib=platform --rtlib=platform 2>&1 | FileCheck %s --check-prefix=MUSL_X32
// MUSL_X32: "-dynamic-linker" "/lib/ld-musl-x32.so.1"
Index: clang/lib/Driver/ToolChains/Linux.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Linux.cpp
+++ clang/lib/Driver/ToolChains/Linux.cpp
@@ -166,8 +166,7 @@
Triple.getArch() == llvm::Triple::sparc)
return "lib32";
- if (Triple.getArch() == llvm::Triple::x86_64 &&
- Triple.getEnvironment() == llvm::Triple::GNUX32)
+ if (Triple.getArch() == llvm::Triple::x86_64 && Triple.isX32())
return "libx32";
if (Triple.getArch() == llvm::Triple::riscv32)
@@ -402,9 +401,7 @@
ArchName = "i386";
break;
case llvm::Triple::x86_64:
- ArchName = Triple.getEnvironment() == llvm::Triple::MuslX32
- ? "x32"
- : Triple.getArchName().str();
+ ArchName = Triple.isX32() ? "x32" : Triple.getArchName().str();
break;
default:
ArchName = Triple.getArchName().str();
@@ -515,7 +512,7 @@
Loader = "ld-linux.so.2";
break;
case llvm::Triple::x86_64: {
- bool X32 = Triple.getEnvironment() == llvm::Triple::GNUX32;
+ bool X32 = Triple.isX32();
LibDir = X32 ? "libx32" : "lib64";
Loader = X32 ? "ld-linux-x32.so.2" : "ld-linux-x86-64.so.2";
Index: clang/lib/Driver/ToolChains/Gnu.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Gnu.cpp
+++ clang/lib/Driver/ToolChains/Gnu.cpp
@@ -294,7 +294,7 @@
case llvm::Triple::systemz:
return "elf64_s390";
case llvm::Triple::x86_64:
- if (T.getEnvironment() == llvm::Triple::GNUX32)
+ if (T.isX32())
return "elf32_x86_64";
return "elf_x86_64";
case llvm::Triple::ve:
@@ -725,7 +725,7 @@
CmdArgs.push_back("--32");
break;
case llvm::Triple::x86_64:
- if (getToolChain().getTriple().getEnvironment() == llvm::Triple::GNUX32)
+ if (getToolChain().getTriple().isX32())
CmdArgs.push_back("--x32");
else
CmdArgs.push_back("--64");
@@ -1733,7 +1733,7 @@
// Determine default multilib from: 32, 64, x32
// Also handle cases such as 64 on 32, 32 on 64, etc.
enum { UNKNOWN, WANT32, WANT64, WANTX32 } Want = UNKNOWN;
- const bool IsX32 = TargetTriple.getEnvironment() == llvm::Triple::GNUX32;
+ const bool IsX32 = TargetTriple.isX32();
if (TargetTriple.isArch32Bit() && !NonExistent(Alt32))
Want = WANT64;
else if (TargetTriple.isArch64Bit() && IsX32 && !NonExistent(Altx32))
@@ -2339,7 +2339,7 @@
TripleAliases.append(begin(AVRTriples), end(AVRTriples));
break;
case llvm::Triple::x86_64:
- if (TargetTriple.getEnvironment() == llvm::Triple::GNUX32) {
+ if (TargetTriple.isX32()) {
LibDirs.append(begin(X32LibDirs), end(X32LibDirs));
TripleAliases.append(begin(X32Triples), end(X32Triples));
BiarchLibDirs.append(begin(X86_64LibDirs), end(X86_64LibDirs));
Index: clang/lib/Driver/Driver.cpp
===================================================================
--- clang/lib/Driver/Driver.cpp
+++ clang/lib/Driver/Driver.cpp
@@ -519,14 +519,21 @@
AT = Target.get64BitArchVariant().getArch();
if (Target.getEnvironment() == llvm::Triple::GNUX32)
Target.setEnvironment(llvm::Triple::GNU);
+ else if (Target.getEnvironment() == llvm::Triple::MuslX32)
+ Target.setEnvironment(llvm::Triple::Musl);
} else if (A->getOption().matches(options::OPT_mx32) &&
Target.get64BitArchVariant().getArch() == llvm::Triple::x86_64) {
AT = llvm::Triple::x86_64;
- Target.setEnvironment(llvm::Triple::GNUX32);
+ if (Target.getEnvironment() == llvm::Triple::Musl)
+ Target.setEnvironment(llvm::Triple::MuslX32);
+ else
+ Target.setEnvironment(llvm::Triple::GNUX32);
} else if (A->getOption().matches(options::OPT_m32)) {
AT = Target.get32BitArchVariant().getArch();
if (Target.getEnvironment() == llvm::Triple::GNUX32)
Target.setEnvironment(llvm::Triple::GNU);
+ else if (Target.getEnvironment() == llvm::Triple::MuslX32)
+ Target.setEnvironment(llvm::Triple::Musl);
} else if (A->getOption().matches(options::OPT_m16) &&
Target.get32BitArchVariant().getArch() == llvm::Triple::x86) {
AT = llvm::Triple::x86;
Index: clang/lib/Basic/Targets/X86.h
===================================================================
--- clang/lib/Basic/Targets/X86.h
+++ clang/lib/Basic/Targets/X86.h
@@ -661,7 +661,7 @@
public:
X86_64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
: X86TargetInfo(Triple, Opts) {
- const bool IsX32 = getTriple().getEnvironment() == llvm::Triple::GNUX32;
+ const bool IsX32 = getTriple().isX32();
bool IsWinCOFF =
getTriple().isOSWindows() && getTriple().isOSBinFormatCOFF();
LongWidth = LongAlign = PointerWidth = PointerAlign = IsX32 ? 32 : 64;
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