From cfca06d7963fa0909f90483b42a6d7d194d01e08 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sun, 26 Jul 2020 19:36:28 +0000
Subject: Vendor import of llvm-project master 2e10b7a39b9, the last commit
 before the llvmorg-12-init tag, from which release/11.x was branched.

---
 llvm/lib/TextAPI/MachO/Architecture.cpp | 25 +++++++++++++++++++++----
 1 file changed, 21 insertions(+), 4 deletions(-)

(limited to 'llvm/lib/TextAPI/MachO/Architecture.cpp')

diff --git a/llvm/lib/TextAPI/MachO/Architecture.cpp b/llvm/lib/TextAPI/MachO/Architecture.cpp
index 699fb5f4587a..0c5988030336 100644
--- a/llvm/lib/TextAPI/MachO/Architecture.cpp
+++ b/llvm/lib/TextAPI/MachO/Architecture.cpp
@@ -12,13 +12,16 @@
 
 #include "llvm/TextAPI/MachO/Architecture.h"
 #include "llvm/ADT/StringSwitch.h"
+#include "llvm/ADT/Triple.h"
 #include "llvm/BinaryFormat/MachO.h"
+#include "llvm/Support/raw_ostream.h"
+#include "llvm/TextAPI/MachO/ArchitectureSet.h"
 
 namespace llvm {
 namespace MachO {
 
 Architecture getArchitectureFromCpuType(uint32_t CPUType, uint32_t CPUSubType) {
-#define ARCHINFO(Arch, Type, Subtype)                                          \
+#define ARCHINFO(Arch, Type, Subtype, NumBits)                                 \
   if (CPUType == (Type) &&                                                     \
       (CPUSubType & ~MachO::CPU_SUBTYPE_MASK) == (Subtype))                    \
     return AK_##Arch;
@@ -30,7 +33,7 @@ Architecture getArchitectureFromCpuType(uint32_t CPUType, uint32_t CPUSubType) {
 
 Architecture getArchitectureFromName(StringRef Name) {
   return StringSwitch<Architecture>(Name)
-#define ARCHINFO(Arch, Type, Subtype) .Case(#Arch, AK_##Arch)
+#define ARCHINFO(Arch, Type, Subtype, NumBits) .Case(#Arch, AK_##Arch)
 #include "llvm/TextAPI/MachO/Architecture.def"
 #undef ARCHINFO
       .Default(AK_unknown);
@@ -38,7 +41,7 @@ Architecture getArchitectureFromName(StringRef Name) {
 
 StringRef getArchitectureName(Architecture Arch) {
   switch (Arch) {
-#define ARCHINFO(Arch, Type, Subtype)                                          \
+#define ARCHINFO(Arch, Type, Subtype, NumBits)                                 \
   case AK_##Arch:                                                              \
     return #Arch;
 #include "llvm/TextAPI/MachO/Architecture.def"
@@ -54,7 +57,7 @@ StringRef getArchitectureName(Architecture Arch) {
 
 std::pair<uint32_t, uint32_t> getCPUTypeFromArchitecture(Architecture Arch) {
   switch (Arch) {
-#define ARCHINFO(Arch, Type, Subtype)                                          \
+#define ARCHINFO(Arch, Type, Subtype, NumBits)                                 \
   case AK_##Arch:                                                              \
     return std::make_pair(Type, Subtype);
 #include "llvm/TextAPI/MachO/Architecture.def"
@@ -72,6 +75,20 @@ Architecture mapToArchitecture(const Triple &Target) {
   return getArchitectureFromName(Target.getArchName());
 }
 
+bool is64Bit(Architecture Arch) {
+  switch (Arch) {
+#define ARCHINFO(Arch, Type, Subtype, NumBits)                                 \
+  case AK_##Arch:                                                              \
+    return NumBits == 64;
+#include "llvm/TextAPI/MachO/Architecture.def"
+#undef ARCHINFO
+  case AK_unknown:
+    return false;
+  }
+
+  llvm_unreachable("Fully handled switch case above.");
+}
+
 raw_ostream &operator<<(raw_ostream &OS, Architecture Arch) {
   OS << getArchitectureName(Arch);
   return OS;
-- 
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