From 33d3d4ad401e77673b6723ff2bc23ddf3c873351 Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Wed, 28 May 2008 17:22:32 +0000 Subject: Teach local register allocator to deal with landing pad MBB's. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51647 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/CodeGen/X86/2008-05-28-LocalRegAllocBug.ll | 30 +++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 test/CodeGen/X86/2008-05-28-LocalRegAllocBug.ll (limited to 'test/CodeGen/X86/2008-05-28-LocalRegAllocBug.ll') diff --git a/test/CodeGen/X86/2008-05-28-LocalRegAllocBug.ll b/test/CodeGen/X86/2008-05-28-LocalRegAllocBug.ll new file mode 100644 index 0000000000..02db2ed93c --- /dev/null +++ b/test/CodeGen/X86/2008-05-28-LocalRegAllocBug.ll @@ -0,0 +1,30 @@ +; RUN: llvm-as < %s | llc -mtriple=i386-apple-darwin -regalloc=local + +@_ZTVN10Evaluation10GridOutputILi3EEE = external constant [5 x i32 (...)*] ; <[5 x i32 (...)*]*> [#uses=1] + +declare i8* @llvm.eh.exception() nounwind + +declare i8* @_Znwm(i32) + +declare i8* @__cxa_begin_catch(i8*) nounwind + +define i32 @main(i32 %argc, i8** %argv) { +entry: + br i1 false, label %bb37, label %bb34 + +bb34: ; preds = %entry + ret i32 1 + +bb37: ; preds = %entry + %tmp12.i.i.i.i.i66 = invoke i8* @_Znwm( i32 12 ) + to label %tmp12.i.i.i.i.i.noexc65 unwind label %lpad243 ; [#uses=0] + +tmp12.i.i.i.i.i.noexc65: ; preds = %bb37 + unreachable + +lpad243: ; preds = %bb37 + %eh_ptr244 = call i8* @llvm.eh.exception( ) ; [#uses=1] + store i32 (...)** getelementptr ([5 x i32 (...)*]* @_ZTVN10Evaluation10GridOutputILi3EEE, i32 0, i32 2), i32 (...)*** null, align 8 + %tmp133 = call i8* @__cxa_begin_catch( i8* %eh_ptr244 ) nounwind ; [#uses=0] + unreachable +} -- cgit v1.2.3