Test case for PR1279 (part 2).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35511 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 101 insertions, 0 deletions

diff --git a/test/CodeGen/ARM/2007-03-30-RegScavengerAssert.ll b/test/CodeGen/ARM/2007-03-30-RegScavengerAssert.ll
new file mode 100644
index 0000000000..55d29933a5
--- /dev/null
+++ b/test/CodeGen/ARM/2007-03-30-RegScavengerAssert.ll
@@ -0,0 +1,101 @@
+; RUN: llvm-as < %s | llc -march=arm -mtriple=arm-linux-gnueabi
+; PR1279
+
+	%struct.CUMULATIVE_ARGS = type { i32, i32, i32, i32, i32, i32 }
+	%struct.arm_stack_offsets = type { i32, i32, i32, i32, i32 }
+	%struct.eh_status = type opaque
+	%struct.emit_status = type { i32, i32, %struct.rtx_def*, %struct.rtx_def*, %struct.sequence_stack*, i32, %struct.location_t, i32, i8*, %struct.rtx_def** }
+	%struct.expr_status = type { i32, i32, i32, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def* }
+	%struct.function = type { %struct.eh_status*, %struct.expr_status*, %struct.emit_status*, %struct.varasm_status*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.function*, i32, i32, i32, i32, %struct.rtx_def*, %struct.CUMULATIVE_ARGS, %struct.rtx_def*, %struct.rtx_def*, %struct.initial_value_struct*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, i8, i32, i64, %struct.tree_node*, %struct.tree_node*, %struct.rtx_def*, %struct.varray_head_tag*, %struct.temp_slot*, i32, %struct.var_refs_queue*, i32, i32, %struct.rtvec_def*, %struct.tree_node*, i32, i32, i32, %struct.machine_function*, i32, i32, i8, i8, %struct.language_function*, %struct.rtx_def*, i32, i32, i32, i32, %struct.location_t, %struct.varray_head_tag*, %struct.tree_node*, i8, i8, i8 }
+	%struct.initial_value_struct = type opaque
+	%struct.lang_decl = type opaque
+	%struct.language_function = type opaque
+	%struct.location_t = type { i8*, i32 }
+	%struct.machine_function = type { %struct.rtx_def*, i32, i32, i32, %struct.arm_stack_offsets, i32, i32, i32, [14 x %struct.rtx_def*] }
+	%struct.rtvec_def = type { i32, [1 x %struct.rtx_def*] }
+	%struct.rtx_def = type { i16, i8, i8, %struct.u }
+	%struct.sequence_stack = type { %struct.rtx_def*, %struct.rtx_def*, %struct.sequence_stack* }
+	%struct.temp_slot = type opaque
+	%struct.tree_common = type { %struct.tree_node*, %struct.tree_node*, %union.tree_ann_d*, i8, i8, i8, i8, i8 }
+	%struct.tree_decl = type { %struct.tree_common, %struct.location_t, i32, %struct.tree_node*, i8, i8, i8, i8, i8, i8, i8, i8, i32, %struct.tree_decl_u1, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.rtx_def*, i32, %struct.tree_decl_u2, %struct.tree_node*, %struct.tree_node*, i64, %struct.lang_decl* }
+	%struct.tree_decl_u1 = type { i64 }
+	%struct.tree_decl_u2 = type { %struct.function* }
+	%struct.tree_node = type { %struct.tree_decl }
+	%struct.u = type { [1 x i64] }
+	%struct.var_refs_queue = type { %struct.rtx_def*, i32, i32, %struct.var_refs_queue* }
+	%struct.varasm_status = type opaque
+	%struct.varray_head_tag = type { i32, i32, i32, i8*, %struct.u }
+	%union.tree_ann_d = type opaque
+@str469 = external global [42 x i8]		; <[42 x i8]*> [#uses=0]
+@__FUNCTION__.24265 = external global [19 x i8]		; <[19 x i8]*> [#uses=0]
+
+declare void @fancy_abort()
+
+define fastcc void @fold_builtin_bitop() {
+entry:
+	br i1 false, label %cond_true105, label %UnifiedReturnBlock
+
+cond_true105:		; preds = %entry
+	br i1 false, label %cond_true134, label %UnifiedReturnBlock
+
+cond_true134:		; preds = %cond_true105
+	switch i32 0, label %bb479 [
+		 i32 378, label %bb313
+		 i32 380, label %bb313
+		 i32 381, label %bb313
+		 i32 383, label %bb366
+		 i32 385, label %bb366
+		 i32 386, label %bb366
+		 i32 403, label %bb250
+		 i32 405, label %bb250
+		 i32 406, label %bb250
+		 i32 434, label %bb464
+		 i32 436, label %bb464
+		 i32 437, label %bb464
+		 i32 438, label %bb441
+		 i32 440, label %bb441
+		 i32 441, label %bb441
+	]
+
+bb250:		; preds = %cond_true134, %cond_true134, %cond_true134
+	ret void
+
+bb313:		; preds = %cond_true134, %cond_true134, %cond_true134
+	ret void
+
+bb366:		; preds = %cond_true134, %cond_true134, %cond_true134
+	ret void
+
+bb441:		; preds = %cond_true134, %cond_true134, %cond_true134
+	ret void
+
+bb457:		; preds = %bb464, %bb457
+	%tmp459 = add i64 0, 1		; <i64> [#uses=1]
+	br i1 false, label %bb474.preheader, label %bb457
+
+bb464:		; preds = %cond_true134, %cond_true134, %cond_true134
+	br i1 false, label %bb474.preheader, label %bb457
+
+bb474.preheader:		; preds = %bb464, %bb457
+	%result.5.ph = phi i64 [ 0, %bb464 ], [ %tmp459, %bb457 ]		; <i64> [#uses=1]
+	br label %bb474
+
+bb467:		; preds = %bb474
+	%indvar.next586 = add i64 %indvar585, 1		; <i64> [#uses=1]
+	br label %bb474
+
+bb474:		; preds = %bb467, %bb474.preheader
+	%indvar585 = phi i64 [ 0, %bb474.preheader ], [ %indvar.next586, %bb467 ]		; <i64> [#uses=2]
+	br i1 false, label %bb476, label %bb467
+
+bb476:		; preds = %bb474
+	%result.5 = add i64 %indvar585, %result.5.ph		; <i64> [#uses=0]
+	ret void
+
+bb479:		; preds = %cond_true134
+	tail call void @fancy_abort( )
+	unreachable
+
+UnifiedReturnBlock:		; preds = %cond_true105, %entry
+	ret void
+}