clang/test/CodeGenCXX/float128-declarations.cpp

   1 // RUN: %clang_cc1 -emit-llvm -triple powerpc64-unknown-unknown \
   2 // RUN:   -target-feature +float128 -std=c++11 %s -o - | FileCheck %s
   3 // RUN: %clang_cc1 -emit-llvm -triple powerpc64le-unknown-unknown \
   4 // RUN:   -target-feature +float128 -std=c++11 %s -o - | FileCheck %s
   5 // RUN: %clang_cc1 -emit-llvm -triple i386-unknown-linux-gnu -std=c++11 \
   6 // RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
   7 // RUN: %clang_cc1 -emit-llvm -triple x86_64-unknown-linux-gnu -std=c++11 \
   8 // RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
   9 // RUN: %clang_cc1 -emit-llvm -triple i686-pc-openbsd -std=c++11 \
  10 // RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
  11 // RUN: %clang_cc1 -emit-llvm -triple amd64-pc-openbsd -std=c++11 \
  12 // RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
  13 // RUN: %clang_cc1 -emit-llvm -triple i386-pc-solaris2.11 -std=c++11 \
  14 // RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
  15 // RUN: %clang_cc1 -emit-llvm -triple x86_64-pc-solaris2.11 -std=c++11 \
  16 // RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
  17 // RUN: %clang_cc1 -emit-llvm -triple i586-pc-haiku -std=c++11 \
  18 // RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
  19 // RUN: %clang_cc1 -emit-llvm -triple x86_64-unknown-haiku -std=c++11 \
  20 // RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
  21 //
  22 /*  Various contexts where type __float128 can appear. The different check
  23     prefixes are due to different mangling on X86.  */
  24
  25 /*  Namespace */
  26 namespace {
  27   __float128 f1n;
  28   __float128 f2n = 33.q;
  29   __float128 arr1n[10];
  30   __float128 arr2n[] = { 1.2q, 3.0q, 3.e11q };
  31   const volatile __float128 func1n(const __float128 &arg) {
  32     return arg + f2n + arr1n[4] - arr2n[1];
  33   }
  34 }
  35
  36 /* File */
  37 __float128 f1f;
  38 __float128 f2f = 32.4q;
  39 static __float128 f3f = f2f;
  40 __float128 arr1f[10];
  41 __float128 arr2f[] = { -1.2q, -3.0q, -3.e11q };
  42 __float128 func1f(__float128 arg);
  43
  44 /* Class */
  45 class C1 {
  46   __float128 f1c;
  47   static const __float128 f2c;
  48   volatile __float128 f3c;
  49 public:
  50   C1(__float128 arg) : f1c(arg), f3c(arg) { }
  51   __float128 func1c(__float128 arg ) {
  52     return f1c + arg;
  53   }
  54   static __float128 func2c(__float128 arg) {
  55     return arg * C1::f2c;
  56   }
  57 };
  58
  59 /*  Template */
  60 template <class C> C func1t(C arg) { return arg * 2.q; }
  61 template <class C> struct S1 {
  62   C mem1;
  63 };
  64 template <> struct S1<__float128> {
  65   __float128 mem2;
  66 };
  67
  68 /* Local */
  69 int main(void) {
  70   __float128 f1l = 123e220q;
  71   __float128 f2l = -0.q;
  72   __float128 f3l = 1.189731495357231765085759326628007e4932q;
  73   C1 c1(f1l);
  74   S1<__float128> s1 = { 132.q };
  75   __float128 f4l = func1n(f1l) + func1f(f2l) + c1.func1c(f3l) + c1.func2c(f1l) +
  76     func1t(f1l) + s1.mem2 - f1n + f2n;
  77 #if (__cplusplus >= 201103L)
  78   auto f5l = -1.q, *f6l = &f2l, f7l = func1t(f3l);
  79 #endif
  80   __float128 f8l = f4l++;
  81   __float128 arr1l[] = { -1.q, -0.q, -11.q };
  82 }
  83 // CHECK-DAG: @_ZN12_GLOBAL__N_13f1nE = internal global fp128 0xL00000000000000000000000000000000
  84 // CHECK-DAG: @_ZN12_GLOBAL__N_13f2nE = internal global fp128 0xL00000000000000004004080000000000
  85 // CHECK-DAG: @_ZN12_GLOBAL__N_15arr1nE = internal global [10 x fp128]
  86 // CHECK-DAG: @_ZN12_GLOBAL__N_15arr2nE = internal global [3 x fp128] [fp128 0xL33333333333333333FFF333333333333, fp128 0xL00000000000000004000800000000000, fp128 0xL00000000000000004025176592E00000]
  87 // CHECK-DAG: define internal noundef fp128 @_ZN12_GLOBAL__N_16func1nERKu9__ieee128(fp128*
  88 // CHECK-DAG: @f1f ={{.*}} global fp128 0xL00000000000000000000000000000000
  89 // CHECK-DAG: @f2f ={{.*}} global fp128 0xL33333333333333334004033333333333
  90 // CHECK-DAG: @arr1f ={{.*}} global [10 x fp128]
  91 // CHECK-DAG: @arr2f ={{.*}} global [3 x fp128] [fp128 0xL3333333333333333BFFF333333333333, fp128 0xL0000000000000000C000800000000000, fp128 0xL0000000000000000C025176592E00000]
  92 // CHECK-DAG: declare noundef fp128 @_Z6func1fu9__ieee128(fp128 noundef)
  93 // CHECK-DAG: define linkonce_odr void @_ZN2C1C2Eu9__ieee128(%class.C1* {{[^,]*}} %this, fp128 noundef %arg)
  94 // CHECK-DAG: define linkonce_odr noundef fp128 @_ZN2C16func2cEu9__ieee128(fp128 noundef %arg)
  95 // CHECK-DAG: define linkonce_odr noundef fp128 @_Z6func1tIu9__ieee128ET_S0_(fp128 noundef %arg)
  96 // CHECK-DAG: @__const.main.s1 = private unnamed_addr constant %struct.S1 { fp128 0xL00000000000000004006080000000000 }
  97 // CHECK-DAG: store fp128 0xLF0AFD0EBFF292DCE42E0B38CDD83F26F, fp128* %f1l, align 16
  98 // CHECK-DAG: store fp128 0xL00000000000000008000000000000000, fp128* %f2l, align 16
  99 // CHECK-DAG: store fp128 0xLFFFFFFFFFFFFFFFF7FFEFFFFFFFFFFFF, fp128* %f3l, align 16
 100 // CHECK-DAG: store fp128 0xL0000000000000000BFFF000000000000, fp128* %f5l, align 16
 101 // CHECK-DAG: [[F4L:%[a-z0-9]+]] = load fp128, fp128* %f4l
 102 // CHECK-DAG: [[INC:%[a-z0-9]+]] = fadd fp128 [[F4L]], 0xL00000000000000003FFF000000000000
 103 // CHECK-DAG: store fp128 [[INC]], fp128* %f4l
 104
 105 // CHECK-X86-DAG: @_ZN12_GLOBAL__N_13f1nE = internal global fp128 0xL00000000000000000000000000000000
 106 // CHECK-X86-DAG: @_ZN12_GLOBAL__N_13f2nE = internal global fp128 0xL00000000000000004004080000000000
 107 // CHECK-X86-DAG: @_ZN12_GLOBAL__N_15arr1nE = internal global [10 x fp128]
 108 // CHECK-X86-DAG: @_ZN12_GLOBAL__N_15arr2nE = internal global [3 x fp128] [fp128 0xL33333333333333333FFF333333333333, fp128 0xL00000000000000004000800000000000, fp128 0xL00000000000000004025176592E00000]
 109 // CHECK-X86-DAG: define internal noundef fp128 @_ZN12_GLOBAL__N_16func1nERKg(fp128*
 110 // CHECK-X86-DAG: @f1f ={{.*}} global fp128 0xL00000000000000000000000000000000
 111 // CHECK-X86-DAG: @f2f ={{.*}} global fp128 0xL33333333333333334004033333333333
 112 // CHECK-X86-DAG: @arr1f ={{.*}} global [10 x fp128]
 113 // CHECK-X86-DAG: @arr2f ={{.*}} global [3 x fp128] [fp128 0xL3333333333333333BFFF333333333333, fp128 0xL0000000000000000C000800000000000, fp128 0xL0000000000000000C025176592E00000]
 114 // CHECK-X86-DAG: declare noundef fp128 @_Z6func1fg(fp128 noundef)
 115 // CHECK-X86-DAG: define linkonce_odr void @_ZN2C1C2Eg(%class.C1* {{[^,]*}} %this, fp128 noundef %arg)
 116 // CHECK-X86-DAG: define linkonce_odr noundef fp128 @_ZN2C16func2cEg(fp128 noundef %arg)
 117 // CHECK-X86-DAG: define linkonce_odr noundef fp128 @_Z6func1tIgET_S0_(fp128 noundef %arg)
 118 // CHECK-X86-DAG: @__const.main.s1 = private unnamed_addr constant %struct.S1 { fp128 0xL00000000000000004006080000000000 }
 119 // CHECK-X86-DAG: store fp128 0xLF0AFD0EBFF292DCE42E0B38CDD83F26F, fp128* %f1l, align 16
 120 // CHECK-X86-DAG: store fp128 0xL00000000000000008000000000000000, fp128* %f2l, align 16
 121 // CHECK-X86-DAG: store fp128 0xLFFFFFFFFFFFFFFFF7FFEFFFFFFFFFFFF, fp128* %f3l, align 16
 122 // CHECK-X86-DAG: store fp128 0xL0000000000000000BFFF000000000000, fp128* %f5l, align 16
 123 // CHECK-X86-DAG: [[F4L:%[a-z0-9]+]] = load fp128, fp128* %f4l
 124 // CHECK-X86-DAG: [[INC:%[a-z0-9]+]] = fadd fp128 [[F4L]], 0xL00000000000000003FFF000000000000
 125 // CHECK-X86-DAG: store fp128 [[INC]], fp128* %f4l