diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -25970,10 +25970,6 @@
     case llvm::Intrinsic::x86_flags_read_u64:
     case llvm::Intrinsic::x86_flags_write_u32:
     case llvm::Intrinsic::x86_flags_write_u64: {
-      // We need a frame pointer because this will get lowered to a PUSH/POP
-      // sequence.
-      MachineFrameInfo &MFI = DAG.getMachineFunction().getFrameInfo();
-      MFI.setHasCopyImplyingStackAdjustment(true);
       // Don't do anything here, we will expand these intrinsics out later
       // during FinalizeISel in EmitInstrWithCustomInserter.
       return Op;
diff --git a/llvm/test/CodeGen/X86/win64_frame.ll b/llvm/test/CodeGen/X86/win64_frame.ll
--- a/llvm/test/CodeGen/X86/win64_frame.ll
+++ b/llvm/test/CodeGen/X86/win64_frame.ll
@@ -188,16 +188,9 @@
 define i64 @f9() {
 ; CHECK-LABEL: f9:
 ; CHECK:       # %bb.0: # %entry
-; CHECK-NEXT:    pushq %rbp
-; CHECK-NEXT:    .seh_pushreg %rbp
-; CHECK-NEXT:    movq %rsp, %rbp
-; CHECK-NEXT:    .seh_setframe %rbp, 0
-; CHECK-NEXT:    .seh_endprologue
 ; CHECK-NEXT:    pushfq
 ; CHECK-NEXT:    popq %rax
-; CHECK-NEXT:    popq %rbp
 ; CHECK-NEXT:    retq
-; CHECK-NEXT:    .seh_endproc
 entry:
   %call = call i64 @llvm.x86.flags.read.u64()
   ret i64 %call
diff --git a/llvm/test/CodeGen/X86/x86-64-flags-intrinsics.ll b/llvm/test/CodeGen/X86/x86-64-flags-intrinsics.ll
--- a/llvm/test/CodeGen/X86/x86-64-flags-intrinsics.ll
+++ b/llvm/test/CodeGen/X86/x86-64-flags-intrinsics.ll
@@ -11,14 +11,8 @@
 }
 
 ; CHECK-LABEL: read_flags:
-; CHECK:      pushq   %rbp
-; CHECK:      .seh_pushreg %rbp
-; CHECK:      movq    %rsp, %rbp
-; CHECK:      .seh_setframe %rbp, 0
-; CHECK:      .seh_endprologue
-; CHECK-NEXT: pushfq
+; CHECK:      pushfq
 ; CHECK-NEXT: popq    %rax
-; CHECK-NEXT: popq    %rbp
 
 define void @write_flags(i64 %arg) {
 entry:
@@ -27,11 +21,5 @@
 }
 
 ; CHECK-LABEL: write_flags:
-; CHECK:      pushq   %rbp
-; CHECK:      .seh_pushreg %rbp
-; CHECK:      movq    %rsp, %rbp
-; CHECK:      .seh_setframe %rbp, 0
-; CHECK:      .seh_endprologue
-; CHECK-NEXT: pushq   %rcx
+; CHECK:      pushq   %rcx
 ; CHECK-NEXT: popfq
-; CHECK-NEXT: popq    %rbp
diff --git a/llvm/test/CodeGen/X86/x86-flags-intrinsics.ll b/llvm/test/CodeGen/X86/x86-flags-intrinsics.ll
--- a/llvm/test/CodeGen/X86/x86-flags-intrinsics.ll
+++ b/llvm/test/CodeGen/X86/x86-flags-intrinsics.ll
@@ -11,11 +11,8 @@
 }
 
 ; CHECK-LABEL: _read_flags:
-; CHECK:      pushl   %ebp
-; CHECK-NEXT: movl    %esp, %ebp
-; CHECK-NEXT: pushfl
+; CHECK:      pushfl
 ; CHECK-NEXT: popl    %eax
-; CHECK-NEXT: popl    %ebp
 
 define x86_fastcallcc void @write_flags(i32 inreg %arg) {
 entry:
@@ -24,8 +21,5 @@
 }
 
 ; CHECK-LABEL: @write_flags@4:
-; CHECK:      pushl   %ebp
-; CHECK-NEXT: movl    %esp, %ebp
-; CHECK-NEXT: pushl   %ecx
+; CHECK:      pushl   %ecx
 ; CHECK-NEXT: popfl
-; CHECK-NEXT: popl    %ebp