From: Sanjay Patel <spatel@rotateright.com>
Date: Tue, 22 May 2018 15:11:59 +0000 (+0000)
Subject: [CodeGen] add tests for abs builtins; NFC
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ff6960ed819fc0b3c475796ad8e875f7a1c4ae8e;p=clang

[CodeGen] add tests for abs builtins; NFC


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@332988 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/CodeGen/builtin-abs.c b/test/CodeGen/builtin-abs.c
new file mode 100644
index 0000000000..b68d465d2f
--- /dev/null
+++ b/test/CodeGen/builtin-abs.c
@@ -0,0 +1,29 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
+
+int absi(int x) {
+// CHECK-LABEL: @absi(
+// CHECK:   [[NEG:%.*]] = sub i32 0, [[X:%.*]]
+// CHECK:   [[CMP:%.*]] = icmp sge i32 [[X]], 0
+// CHECK:   [[SEL:%.*]] = select i1 [[CMP]], i32 [[X]], i32 [[NEG]]
+//
+  return __builtin_abs(x);
+}
+
+long absl(long x) {
+// CHECK-LABEL: @absl(
+// CHECK:   [[NEG:%.*]] = sub i64 0, [[X:%.*]]
+// CHECK:   [[CMP:%.*]] = icmp sge i64 [[X]], 0
+// CHECK:   [[SEL:%.*]] = select i1 [[CMP]], i64 [[X]], i64 [[NEG]]
+//
+  return __builtin_labs(x);
+}
+
+long long absll(long long x) {
+// CHECK-LABEL: @absll(
+// CHECK:   [[NEG:%.*]] = sub i64 0, [[X:%.*]]
+// CHECK:   [[CMP:%.*]] = icmp sge i64 [[X]], 0
+// CHECK:   [[SEL:%.*]] = select i1 [[CMP]], i64 [[X]], i64 [[NEG]]
+//
+  return __builtin_llabs(x);
+}
+