Implemented checker/unit test for various operations.
Rationale:
It's test time! These new checker tests verify that various
common integer operations are recognized as intrinsic.
Furthermore, some functionality testing is done to ensure
that architectural specific implementations are correct.
Change-Id: I8ac02a083ef1110c9baf274fbf75d931167e9ba5
diff --git a/test/564-checker-bitcount/src/Main.java b/test/564-checker-bitcount/src/Main.java
index b250145..2683b25 100644
--- a/test/564-checker-bitcount/src/Main.java
+++ b/test/564-checker-bitcount/src/Main.java
@@ -16,24 +16,20 @@
public class Main {
- // TODO: make this work when b/26700769 is done.
- //
+ // TODO: make something like this work when b/26700769 is done.
// CHECK-START-X86_64: int Main.bits32(int) disassembly (after)
// CHECK-DAG: popcnt
- //
- // CHECK-START-X86_64: int Main.bits32(int) disassembly (after)
- // CHECK-NOT: call
+
+ /// CHECK-START: int Main.bits32(int) intrinsics_recognition (after)
+ /// CHECK-DAG: <<Result:i\d+>> InvokeStaticOrDirect intrinsic:IntegerBitCount
+ /// CHECK-DAG: Return [<<Result>>]
private static int bits32(int x) {
return Integer.bitCount(x);
}
- // TODO: make this work when b/26700769 is done.
- //
- // CHECK-START-X86_64: int Main.bits64(long) disassembly (after)
- // CHECK-DAG: popcnt
- //
- // CHECK-START-X86_64: int Main.bits64(long) disassembly (after)
- // CHECK-NOT: call
+ /// CHECK-START: int Main.bits64(long) intrinsics_recognition (after)
+ /// CHECK-DAG: <<Result:i\d+>> InvokeStaticOrDirect intrinsic:LongBitCount
+ /// CHECK-DAG: Return [<<Result>>]
private static int bits64(long x) {
return Long.bitCount(x);
}