clang/test/CodeGen/builtin-abs.c

   1 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
   2
   3 int absi(int x) {
   4 // CHECK-LABEL: @absi(
   5 // CHECK:      [[ABS:%.*]] = call i32 @llvm.abs.i32(i32 %0, i1 true)
   6 // CHECK-NEXT: ret i32 [[ABS]]
   7 //
   8   return __builtin_abs(x);
   9 }
  10
  11 long absl(long x) {
  12 // CHECK-LABEL: @absl(
  13 // CHECK:      [[ABS:%.*]] = call i64 @llvm.abs.i64(i64 %0, i1 true)
  14 // CHECK-NEXT: ret i64 [[ABS]]
  15 //
  16   return __builtin_labs(x);
  17 }
  18
  19 long long absll(long long x) {
  20 // CHECK-LABEL: @absll(
  21 // CHECK:      [[ABS:%.*]] = call i64 @llvm.abs.i64(i64 %0, i1 true)
  22 // CHECK-NEXT: ret i64 [[ABS]]
  23 //
  24   return __builtin_llabs(x);
  25 }
  26