[llvm] r180445 - [inline asm] Add a test case for r180226. The specific issue is that the inline

[Chad Rosier]

Author: mcrosier
Date: Thu Apr 25 12:10:21 2013
New Revision: 180445

URL: http://llvm.org/viewvc/llvm-project?rev=180445&view=rev
Log:
[inline asm] Add a test case for r180226.  The specific issue is that the inline
assembly is requesting a 64-bit register, which is invalid for i386.
rdar://13731657

Added:
    llvm/trunk/test/CodeGen/X86/asm-invalid-register-class-crasher.ll

Added: llvm/trunk/test/CodeGen/X86/asm-invalid-register-class-crasher.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/asm-invalid-register-class-crasher.ll?rev=180445&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/asm-invalid-register-class-crasher.ll (added)
+++ llvm/trunk/test/CodeGen/X86/asm-invalid-register-class-crasher.ll Thu Apr 25 12:10:21 2013
@@ -0,0 +1,9 @@
+; RUN: not llc < %s -mtriple=i386-apple-darwin 2>&1 %t
+
+; Previously, this would assert in an assert build, but crash in a release build.
+; No FileCheck, just make sure we handle this gracefully.
+define i64 @t1(i64* %p, i64 %val) #0 {
+entry:
+  %0 = tail call i64 asm sideeffect "xaddq $0, $1", "=q,*m,0,~{memory},~{cc},~{dirflag},~{fpsr},~{flags}"(i64* %p, i64 %val)
+  ret i64 %0
+}