fix residue

Author: mattarde

llvm/lib/CodeGen/LowLevelTypeUtils.cpp

@@ -80,8 +80,6 @@ const llvm::fltSemantics &llvm::getFltSemanticForLLT(LLT Ty) {
     return APFloat::IEEEsingle();
   case 64:
     return APFloat::IEEEdouble();
-  case 80:
-    return APFloat::x87DoubleExtended();
   case 128:
     return APFloat::IEEEquad();
   }

llvm/test/CodeGen/X86/isel-fpclass.ll

@@ -3,7 +3,7 @@
 ; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s -check-prefixes=X64,X64-SDAGISEL
 ; RUN: llc < %s -mtriple=i686-linux -fast-isel -fast-isel-abort=1  | FileCheck %s -check-prefixes=X86-FASTISEL
 ; RUN: llc < %s -mtriple=x86_64-linux -fast-isel -fast-isel-abort=1  | FileCheck %s -check-prefixes=X64,X64-FASTISEL
-; RUN: llc < %s -mtriple=i686-linux -global-isel -global-isel-abort=1 | FileCheck %s -check-prefixes=X86,X86-GISEL
+; RUN: llc < %s -mtriple=i686-linux -global-isel -global-isel-abort=1 | FileCheck %s -check-prefixes=X86
 ; RUN: llc < %s -mtriple=x86_64-linux -global-isel -global-isel-abort=1 | FileCheck %s -check-prefixes=X64,X64-GISEL
 
 ; FIXME: We can reuse/delete llvm/test/CodeGen/X86/is_fpclass.ll when all patches are included.
@@ -649,5 +649,4 @@ entry:
     %0 = tail call i1 @llvm.is.fpclass.f80(x86_fp80 %x, i32 1023)
     ret i1 %0
 }
-;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
-; X86-GISEL: {{.*}}
+