clang/test/CodeGen/X86/adc-builtins.c

   1 // RUN: %clang_cc1 -ffreestanding -triple x86_64-unknown-unknown -emit-llvm -o - %s | FileCheck %s
   2
   3 #include <x86intrin.h>
   4
   5 unsigned char test_addcarry_u32(unsigned char __cf, unsigned int __x,
   6                                 unsigned int __y, unsigned int *__p) {
   7 // CHECK-LABEL: test_addcarry_u32
   8 // CHECK: [[ADC:%.*]] = call { i8, i32 } @llvm.x86.addcarry.32
   9 // CHECK: [[DATA:%.*]] = extractvalue { i8, i32 } [[ADC]], 1
  10 // CHECK: store i32 [[DATA]], ptr %{{.*}}
  11 // CHECK: [[CF:%.*]] = extractvalue { i8, i32 } [[ADC]], 0
  12   return _addcarry_u32(__cf, __x, __y, __p);
  13 }
  14
  15 unsigned char test_addcarry_u64(unsigned char __cf, unsigned long long __x,
  16                                 unsigned long long __y,
  17                                 unsigned long long *__p) {
  18 // CHECK-LABEL: test_addcarry_u64
  19 // CHECK: [[ADC:%.*]] = call { i8, i64 } @llvm.x86.addcarry.64
  20 // CHECK: [[DATA:%.*]] = extractvalue { i8, i64 } [[ADC]], 1
  21 // CHECK: store i64 [[DATA]], ptr %{{.*}}
  22 // CHECK: [[CF:%.*]] = extractvalue { i8, i64 } [[ADC]], 0
  23   return _addcarry_u64(__cf, __x, __y, __p);
  24 }
  25
  26 unsigned char test_subborrow_u32(unsigned char __cf, unsigned int __x,
  27                                  unsigned int __y, unsigned int *__p) {
  28 // CHECK-LABEL: test_subborrow_u32
  29 // CHECK: [[SBB:%.*]] = call { i8, i32 } @llvm.x86.subborrow.32
  30 // CHECK: [[DATA:%.*]] = extractvalue { i8, i32 } [[SBB]], 1
  31 // CHECK: store i32 [[DATA]], ptr %{{.*}}
  32 // CHECK: [[CF:%.*]] = extractvalue { i8, i32 } [[SBB]], 0
  33   return _subborrow_u32(__cf, __x, __y, __p);
  34 }
  35
  36 unsigned char test_subborrow_u64(unsigned char __cf, unsigned long long __x,
  37                                  unsigned long long __y,
  38                                  unsigned long long *__p) {
  39 // CHECK-LABEL: test_subborrow_u64
  40 // CHECK: [[SBB:%.*]] = call { i8, i64 } @llvm.x86.subborrow.64
  41 // CHECK: [[DATA:%.*]] = extractvalue { i8, i64 } [[SBB]], 1
  42 // CHECK: store i64 [[DATA]], ptr %{{.*}}
  43 // CHECK: [[CF:%.*]] = extractvalue { i8, i64 } [[SBB]], 0
  44   return _subborrow_u64(__cf, __x, __y, __p);
  45 }