clang/test/CodeGen/PowerPC/altivec.c

   1 // RUN: %clang_cc1 -target-feature +altivec -triple powerpc-unknown-unknown -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-BE
   2 // RUN: %clang_cc1 -target-feature +altivec -triple powerpcle-unknown-unknown -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-LE
   3 // RUN: %clang_cc1 -target-feature +altivec -triple powerpc64-unknown-unknown -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-BE
   4 // RUN: %clang_cc1 -target-feature +altivec -triple powerpc64le-unknown-unknown -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-LE
   5 // RUN: %clang_cc1 -target-feature +altivec -mabi=vec-extabi -target-cpu pwr8 -triple powerpc-unknown-aix -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-BE
   6 // RUN: %clang_cc1 -target-feature +altivec -mabi=vec-extabi -target-cpu pwr8 -triple powerpc64-unknown-aix -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-BE
   7 // RUN: %clang_cc1 -target-feature +altivec -target-cpu pwr8 -triple powerpc-unknown-aix -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-BE
   8 // RUN: %clang_cc1 -target-feature +altivec -target-cpu pwr8 -triple powerpc64-unknown-aix -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-BE
   9 // RUN: %clang -S -emit-llvm -maltivec -mabi=vec-extabi -mcpu=pwr8 --target=powerpc-unknown-aix %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-BE
  10 // RUN: %clang -S -emit-llvm -maltivec -mabi=vec-extabi -mcpu=pwr8 --target=powerpc64-unknown-aix %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-BE
  11 // RUN: %clang -S -emit-llvm -maltivec -mabi=vec-default -mcpu=pwr8 --target=powerpc-unknown-aix -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-BE
  12 // RUN: %clang -S -emit-llvm -maltivec -mabi=vec-default -mcpu=pwr8 --target=powerpc64-unknown-aix -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-BE
  13 // Check initialization
  14
  15 vector int test0 = (vector int)(1);       // CHECK: @test0 ={{.*}} global <4 x i32> <i32 1, i32 1, i32 1, i32 1>
  16 vector float test1 = (vector float)(1.0); // CHECK: @test1 ={{.*}} global <4 x float> <float 1.000000e+{{0+}}, float 1.000000e+{{0+}}, float 1.000000e+{{0+}}, float 1.000000e+{{0+}}>
  17
  18 // CHECK-BE: @v1 ={{.*}} global <16 x i8> <i8 0, i8 0, i8 0, i8 1, i8 0, i8 0, i8 0, i8 2, i8 0, i8 0, i8 0, i8 3, i8 0, i8 0, i8 0, i8 4>
  19 // CHECK-LE: @v1 ={{.*}} global <16 x i8> <i8 1, i8 0, i8 0, i8 0, i8 2, i8 0, i8 0, i8 0, i8 3, i8 0, i8 0, i8 0, i8 4, i8 0, i8 0, i8 0>
  20 vector char v1 = (vector char)((vector int)(1, 2, 3, 4));
  21 // CHECK-BE: @v2 ={{.*}} global <16 x i8> <i8 63, i8 -128, i8 0, i8 0, i8 64, i8 0, i8 0, i8 0, i8 64, i8 64, i8 0, i8 0, i8 64, i8 -128, i8 0, i8 0>
  22 // CHECK-LE: @v2 ={{.*}} global <16 x i8> <i8 0, i8 0, i8 -128, i8 63, i8 0, i8 0, i8 0, i8 64, i8 0, i8 0, i8 64, i8 64, i8 0, i8 0, i8 -128, i8 64>
  23 vector char v2 = (vector char)((vector float)(1.0f, 2.0f, 3.0f, 4.0f));
  24 // CHECK-BE: @v3 ={{.*}} global <16 x i8> <i8 0, i8 0, i8 0, i8 97, i8 0, i8 0, i8 0, i8 98, i8 0, i8 0, i8 0, i8 99, i8 0, i8 0, i8 0, i8 100>
  25 // CHECK-LE: @v3 ={{.*}} global <16 x i8> <i8 97, i8 0, i8 0, i8 0, i8 98, i8 0, i8 0, i8 0, i8 99, i8 0, i8 0, i8 0, i8 100, i8 0, i8 0, i8 0>
  26 vector char v3 = (vector char)((vector int)('a', 'b', 'c', 'd'));
  27 // CHECK-BE: @v4 ={{.*}} global <4 x i32> <i32 16909060, i32 0, i32 0, i32 0>
  28 // CHECK-LE: @v4 ={{.*}} global <4 x i32> <i32 67305985, i32 0, i32 0, i32 0>
  29 vector int v4 = (vector char){1, 2, 3, 4};
  30
  31 void test2(void)
  32 {
  33   vector int vi;
  34   vector float vf;
  35   vi = (vector int)(1);             // CHECK: <i32 1, i32 1, i32 1, i32 1>
  36   vf = (vector float)(1.0);         // CHECK: <float 1.000000e+{{0+}}, float 1.000000e+{{0+}}, float 1.000000e+{{0+}}, float 1.000000e+{{0+}}>
  37   vi = (vector int)(1, 2, 3, 4);    // CHECK: <i32 1, i32 2, i32 3, i32 4>
  38   vi = (vector int)(1, 2, 3, 4, 5); // CHECK: <i32 1, i32 2, i32 3, i32 4>
  39
  40   vi = (vector int){1};             // CHECK: <i32 1, i32 0, i32 0, i32 0>
  41   vi = (vector int){1, 2};          // CHECK: <i32 1, i32 2, i32 0, i32 0>
  42   vi = (vector int){1, 2, 3, 4};    // CHECK: <i32 1, i32 2, i32 3, i32 4>
  43
  44 }
  45
  46 // Check pre/post increment/decrement
  47 void test3(void) {
  48   vector int vi;
  49   vi++;                                    // CHECK: add <4 x i32> {{.*}} <i32 1, i32 1, i32 1, i32 1>
  50   vector unsigned int vui;
  51   --vui;                                   // CHECK: add <4 x i32> {{.*}} <i32 -1, i32 -1, i32 -1, i32 -1>
  52   vector float vf;
  53   vf++;                                    // CHECK: fadd <4 x float> {{.*}} <float 1.000000e+{{0+}}, float 1.000000e+{{0+}}, float 1.000000e+{{0+}}, float 1.000000e+{{0+}}>
  54 }