diff --git a/lld/test/ELF/arm-thumb-branch.s b/lld/test/ELF/arm-thumb-branch.s
--- a/lld/test/ELF/arm-thumb-branch.s
+++ b/lld/test/ELF/arm-thumb-branch.s
@@ -59,7 +59,6 @@
 /// far_cond = 0x110023
 // CHECK-NEXT:   10020:       3f f3 ff af     bgt.w   0x110022
 // CHECK-NEXT:   10024:       70 47   bx      lr
-// CHECK-NEXT:   10026:
 // CHECK-EMPTY:
 // CHECK-NEXT: Disassembly of section .callee2:
 // CHECK-EMPTY:
diff --git a/lld/test/ELF/arm-thunk-linkerscript-orphan.s b/lld/test/ELF/arm-thunk-linkerscript-orphan.s
--- a/lld/test/ELF/arm-thunk-linkerscript-orphan.s
+++ b/lld/test/ELF/arm-thunk-linkerscript-orphan.s
@@ -29,7 +29,7 @@
 // CHECK-NEXT:   100010:        c0 f2 00 2c     movt    r12, #512
 // CHECK-NEXT:   100014:        60 47   bx      r12
 // CHECK: <__Thumbv7ABSLongThunk_orphan_target>:
-// CHECK-NEXT:   100016:        40 f2 15 0c     movw    r12, #21
+// CHECK-NEXT:   100016:        40 f2 13 0c     movw    r12, #19
 // CHECK-NEXT:   10001a:        c0 f2 00 2c     movt    r12, #512
 // CHECK-NEXT:   10001e:        60 47   bx      r12
   .section .text_high, "ax", %progbits
@@ -43,7 +43,7 @@
 // CHECK-EMPTY:
 // CHECK-NEXT: <high_target>:
 // CHECK-NEXT:  2000000:        00 f0 02 f8     bl      0x2000008 <__Thumbv7ABSLongThunk_low_target>
-// CHECK-NEXT:  2000004:        00 f0 06 f8     bl      0x2000014 <orphan_target>
+// CHECK-NEXT:  2000004:        00 f0 05 f8     bl      0x2000012 <orphan_target>
 // CHECK: <__Thumbv7ABSLongThunk_low_target>:
 // CHECK-NEXT:  2000008:        40 f2 03 0c     movw    r12, #3
 // CHECK-NEXT:  200000c:        c0 f2 10 0c     movt    r12, #16
@@ -59,8 +59,8 @@
 // CHECK: Disassembly of section orphan:
 // CHECK-EMPTY:
 // CHECK-NEXT: <orphan_target>:
-// CHECK-NEXT:  2000014:        ff f7 f8 ff     bl      0x2000008 <__Thumbv7ABSLongThunk_low_target>
-// CHECK-NEXT:  2000018:        ff f7 f2 ff     bl      0x2000000 <high_target>
+// CHECK-NEXT:  2000012:        ff f7 f9 ff     bl      0x2000008 <__Thumbv7ABSLongThunk_low_target>
+// CHECK-NEXT:  2000016:        ff f7 f3 ff     bl      0x2000000 <high_target>
 
  .data
  .word 10
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCObjectFileInfo.h b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCObjectFileInfo.h
new file mode 100644
--- /dev/null
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCObjectFileInfo.h
@@ -0,0 +1,27 @@
+//===-- ARMMCObjectFileInfo.h - ARM object file Info -----------*- C++ -*--===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains the declaration of the ARMMCObjectFileInfo class.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_ARM_MCTARGETDESC_ARMMCOBJECTFILEINFO_H
+#define LLVM_LIB_TARGET_ARM_MCTARGETDESC_ARMMCOBJECTFILEINFO_H
+
+#include "llvm/MC/MCObjectFileInfo.h"
+
+namespace llvm {
+
+class ARMMCObjectFileInfo : public MCObjectFileInfo {
+public:
+  unsigned getTextSectionAlignment() const override;
+};
+
+} // namespace llvm
+
+#endif
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCObjectFileInfo.cpp b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCObjectFileInfo.cpp
new file mode 100644
--- /dev/null
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCObjectFileInfo.cpp
@@ -0,0 +1,20 @@
+//===-- ARMMCObjectFileInfo.cpp - ARM object file properties ----------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains the declarations of the ARMMCObjectFileInfo properties.
+//
+//===----------------------------------------------------------------------===//
+
+#include "ARMMCObjectFileInfo.h"
+#include "llvm/MC/MCContext.h"
+
+using namespace llvm;
+
+unsigned ARMMCObjectFileInfo::getTextSectionAlignment() const {
+  return getContext().getTargetTriple().isThumb() ? 2 : 4;
+}
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
@@ -15,6 +15,7 @@
 #include "ARMBaseInfo.h"
 #include "ARMInstPrinter.h"
 #include "ARMMCAsmInfo.h"
+#include "ARMMCObjectFileInfo.h"
 #include "TargetInfo/ARMTargetInfo.h"
 #include "llvm/ADT/Triple.h"
 #include "llvm/DebugInfo/CodeView/CodeView.h"
@@ -650,6 +651,14 @@
   return STI.getFeatureBits()[ARM::FeatureCoprocCDE0 + Coproc];
 }
 
+static MCObjectFileInfo *
+createARMMCObjectFileInfo(MCContext &Ctx, bool PIC,
+                          bool LargeCodeModel = false) {
+  MCObjectFileInfo *MOFI = new ARMMCObjectFileInfo();
+  MOFI->initMCObjectFileInfo(Ctx, PIC, LargeCodeModel);
+  return MOFI;
+}
+
 // Force static initialization.
 extern "C" LLVM_EXTERNAL_VISIBILITY void LLVMInitializeARMTargetMC() {
   for (Target *T : {&getTheARMLETarget(), &getTheARMBETarget(),
@@ -686,6 +695,9 @@
 
     // Register the MC relocation info.
     TargetRegistry::RegisterMCRelocationInfo(*T, createARMMCRelocationInfo);
+
+    // Register the MCObjectFileInfo.
+    TargetRegistry::RegisterMCObjectFileInfo(*T, createARMMCObjectFileInfo);
   }
 
   // Register the MC instruction analyzer.
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/CMakeLists.txt b/llvm/lib/Target/ARM/MCTargetDesc/CMakeLists.txt
--- a/llvm/lib/Target/ARM/MCTargetDesc/CMakeLists.txt
+++ b/llvm/lib/Target/ARM/MCTargetDesc/CMakeLists.txt
@@ -3,12 +3,13 @@
   ARMELFObjectWriter.cpp
   ARMELFStreamer.cpp
   ARMInstPrinter.cpp
-  ARMMachObjectWriter.cpp
-  ARMMachORelocationInfo.cpp
   ARMMCAsmInfo.cpp
   ARMMCCodeEmitter.cpp
   ARMMCExpr.cpp
+  ARMMCObjectFileInfo.cpp
   ARMMCTargetDesc.cpp
+  ARMMachORelocationInfo.cpp
+  ARMMachObjectWriter.cpp
   ARMTargetStreamer.cpp
   ARMUnwindOpAsm.cpp
   ARMWinCOFFObjectWriter.cpp
diff --git a/llvm/test/MC/ARM/thumb-text-align.s b/llvm/test/MC/ARM/thumb-text-align.s
new file mode 100644
--- /dev/null
+++ b/llvm/test/MC/ARM/thumb-text-align.s
@@ -0,0 +1,22 @@
+@@ Test the default alignment for text sections
+
+@ RUN: llvm-mc %s -triple=thumbv7-linux-gnueabi -filetype=obj \
+@ RUN:   | llvm-readobj -S - | FileCheck %s --check-prefixes=CHECK,CHECK-THUMB
+@ RUN: llvm-mc %s -triple=armv7-linux-gnueabi -filetype=obj \
+@ RUN:   | llvm-readobj -S - | FileCheck %s --check-prefixes=CHECK,CHECK-ARM
+mov pc, lr
+
+@ CHECK:            Name: .text (1)
+@ CHECK-NEXT:       Type: SHT_PROGBITS (0x1)
+@ CHECK-NEXT:       Flags [ (0x6)
+@ CHECK-NEXT:         SHF_ALLOC (0x2)
+@ CHECK-NEXT:         SHF_EXECINSTR (0x4)
+@ CHECK-NEXT:       ]
+@ CHECK-NEXT:       Address: 0x0
+@ CHECK-NEXT:       Offset: 0x34
+@ CHECK-THUMB-NEXT: Size: 2
+@ CHECK-ARM-NEXT:   Size: 4
+@ CHECK-NEXT:       Link: 0
+@ CHECK-NEXT:       Info: 0
+@ CHECK-THUMB-NEXT: AddressAlignment: 2
+@ CHECK-ARM-NEXT:   AddressAlignment: 4
diff --git a/llvm/utils/gn/secondary/llvm/lib/Target/ARM/MCTargetDesc/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/Target/ARM/MCTargetDesc/BUILD.gn
--- a/llvm/utils/gn/secondary/llvm/lib/Target/ARM/MCTargetDesc/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/Target/ARM/MCTargetDesc/BUILD.gn
@@ -66,6 +66,7 @@
     "ARMMCAsmInfo.cpp",
     "ARMMCCodeEmitter.cpp",
     "ARMMCExpr.cpp",
+    "ARMMCObjectFileInfo.cpp",
     "ARMMCTargetDesc.cpp",
     "ARMMachORelocationInfo.cpp",
     "ARMMachObjectWriter.cpp",