Author: spatel
Date: Tue May 22 08:11:59 2018
New Revision: 332988
URL: http://llvm.org/viewvc/llvm-project?rev=332988&view=rev
Log:
[CodeGen] add tests for abs builtins; NFC
Added:
cfe/trunk/test/CodeGen/builtin-abs.c
Added: cfe/trunk/test/CodeGen/builtin-abs.c
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/builtin-abs.c?rev=332988&view=auto
==============================================================================
--- cfe/trunk/test/CodeGen/builtin-abs.c (added)
+++ cfe/trunk/test/CodeGen/builtin-abs.c Tue May 22 08:11:59 2018
@@ -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);
+}
+
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