[llvm] r194553 - Add a test case to verify that misusing anyregcc crashes as expected.

Andrew Trick atrick at apple.com
Tue Nov 12 19:46:19 PST 2013


Author: atrick
Date: Tue Nov 12 21:46:19 2013
New Revision: 194553

URL: http://llvm.org/viewvc/llvm-project?rev=194553&view=rev
Log:
Add a test case to verify that misusing anyregcc crashes as expected.

Added:
    llvm/trunk/test/CodeGen/X86/anyregcc-crash.ll

Added: llvm/trunk/test/CodeGen/X86/anyregcc-crash.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/anyregcc-crash.ll?rev=194553&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/anyregcc-crash.ll (added)
+++ llvm/trunk/test/CodeGen/X86/anyregcc-crash.ll Tue Nov 12 21:46:19 2013
@@ -0,0 +1,17 @@
+; RUN: not llc < %s -mtriple=x86_64-apple-darwin 2>&1 | FileCheck %s
+;
+; Check that misuse of anyregcc results in a compile time error.
+
+; CHECK: LLVM ERROR: ran out of registers during register allocation
+define i64 @anyreglimit(i64 %v1, i64 %v2, i64 %v3, i64 %v4, i64 %v5, i64 %v6,
+                        i64 %v7, i64 %v8, i64 %v9, i64 %v10, i64 %v11, i64 %v12,
+                        i64 %v13, i64 %v14, i64 %v15, i64 %v16) {
+entry:
+  %result = tail call anyregcc i64 (i32, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i32 12, i32 15, i8* inttoptr (i64 0 to i8*), i32 16,
+                i64 %v1, i64 %v2, i64 %v3, i64 %v4, i64 %v5, i64 %v6,
+                i64 %v7, i64 %v8, i64 %v9, i64 %v10, i64 %v11, i64 %v12,
+                i64 %v13, i64 %v14, i64 %v15, i64 %v16)
+  ret i64 %result
+}
+
+declare i64 @llvm.experimental.patchpoint.i64(i32, i32, i8*, i32, ...)





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