clang/test/CodeGen/X86/long-double-config-size.c

   1 // RUN: %clang_cc1 -triple x86_64-windows-msvc %s -emit-llvm -mlong-double-64 -o - | FileCheck %s --check-prefix=SIZE64
   2 // RUN: %clang_cc1 -triple i386-windows-msvc %s -emit-llvm -mlong-double-80 -o - | FileCheck %s --check-prefix=SIZE80
   3 // RUN: %clang_cc1 -triple x86_64-windows-msvc %s -emit-llvm -mlong-double-80 -o - | FileCheck %s --check-prefix=SIZE80
   4 // RUN: %clang_cc1 -triple x86_64-windows-msvc %s -emit-llvm -mlong-double-128 -o - | FileCheck %s --check-prefix=SIZE128
   5 // RUN: %clang_cc1 -triple x86_64-windows-msvc %s -emit-llvm -o - | FileCheck %s --check-prefix=SIZE64
   6
   7 long double global;
   8 // SIZE64: @global = dso_local global double 0
   9 // SIZE80: @global = dso_local global x86_fp80 0xK{{0+}}, align 16
  10 // SIZE128: @global = dso_local global fp128 0
  11
  12 long double func(long double param) {
  13   // SIZE64: define dso_local double @func(double noundef %param)
  14   // SIZE80: define dso_local x86_fp80 @func(x86_fp80 noundef %param)
  15   // SIZE128: define dso_local fp128  @func(fp128 noundef %param)
  16   long double local = param;
  17   // SIZE64: alloca double
  18   // SIZE80: alloca x86_fp80, align 16
  19   // SIZE128: alloca fp128
  20   local = param;
  21   return local + param;
  22 }