Add support for ARM's Advanced SIMD (NEON) instruction set.

This is still a work in progress but most of the NEON instruction set
is supported.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73919 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 62 insertions, 0 deletions

diff --git a/test/CodeGen/ARM/2009-06-02-ISelCrash.ll b/test/CodeGen/ARM/2009-06-02-ISelCrash.ll
new file mode 100644
index 0000000000..7cd35b9557
--- /dev/null
+++ b/test/CodeGen/ARM/2009-06-02-ISelCrash.ll
@@ -0,0 +1,62 @@
+; RUN: llvm-as < %s | llc -mtriple=arm-apple-darwin -relocation-model=pic -mattr=+v6,+vfp2
+
+@"\01LC" = external constant [15 x i8]		; <[15 x i8]*> [#uses=1]
+
+declare i32 @printf(i8* nocapture, ...) nounwind
+
+define i32 @main() nounwind {
+entry:
+	br label %bb.i1.i
+
+bb.i1.i:		; preds = %Cos.exit.i.i, %entry
+	br label %bb.i.i.i
+
+bb.i.i.i:		; preds = %bb.i.i.i, %bb.i1.i
+	br i1 undef, label %Cos.exit.i.i, label %bb.i.i.i
+
+Cos.exit.i.i:		; preds = %bb.i.i.i
+	br i1 undef, label %bb2.i.i, label %bb.i1.i
+
+bb2.i.i:		; preds = %Cos.exit.i.i
+	br label %bb3.i.i
+
+bb3.i.i:		; preds = %bb5.i.i, %bb2.i.i
+	br label %bb4.i.i
+
+bb4.i.i:		; preds = %bb4.i.i, %bb3.i.i
+	br i1 undef, label %bb5.i.i, label %bb4.i.i
+
+bb5.i.i:		; preds = %bb4.i.i
+	br i1 undef, label %bb.i, label %bb3.i.i
+
+bb.i:		; preds = %bb.i, %bb5.i.i
+	br i1 undef, label %bb1.outer2.i.i.outer, label %bb.i
+
+bb1.outer2.i.i.outer:		; preds = %Fft.exit.i, %bb5.i12.i, %bb.i
+	br label %bb1.outer2.i.i
+
+bb1.outer2.i.i:		; preds = %bb2.i9.i, %bb1.outer2.i.i.outer
+	br label %bb1.i.i
+
+bb1.i.i:		; preds = %bb1.i.i, %bb1.outer2.i.i
+	br i1 undef, label %bb2.i9.i, label %bb1.i.i
+
+bb2.i9.i:		; preds = %bb1.i.i
+	br i1 undef, label %bb4.i11.i, label %bb1.outer2.i.i
+
+bb4.i11.i:		; preds = %bb4.i11.i, %bb2.i9.i
+	br i1 undef, label %bb5.i12.i, label %bb4.i11.i
+
+bb5.i12.i:		; preds = %bb4.i11.i
+	br i1 undef, label %bb7.i.i, label %bb1.outer2.i.i.outer
+
+bb7.i.i:		; preds = %bb7.i.i, %bb5.i12.i
+	br i1 undef, label %Fft.exit.i, label %bb7.i.i
+
+Fft.exit.i:		; preds = %bb7.i.i
+	br i1 undef, label %bb5.i, label %bb1.outer2.i.i.outer
+
+bb5.i:		; preds = %Fft.exit.i
+	%0 = tail call i32 (i8*, ...)* @printf(i8* getelementptr ([15 x i8]* @"\01LC", i32 0, i32 0), double undef, double undef) nounwind		; <i32> [#uses=0]
+	unreachable
+}