Fixup register kills after scheduling.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80002 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 38 insertions, 0 deletions

diff --git a/test/CodeGen/ARM/2009-08-21-PostRAKill2.ll b/test/CodeGen/ARM/2009-08-21-PostRAKill2.ll
new file mode 100644
index 00000000000..e32bca98fd4
--- /dev/null
+++ b/test/CodeGen/ARM/2009-08-21-PostRAKill2.ll
@@ -0,0 +1,38 @@
+; RUN: llvm-as < %s | llc -asm-verbose=false -O3 -relocation-model=pic -disable-fp-elim -mtriple=thumbv7-apple-darwin -mcpu=cortex-a8 -disable-post-RA-scheduler=0 -avoid-hazards
+
+; ModuleID = '<stdin>'
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:64"
+target triple = "armv7-apple-darwin9"
+
+%struct.anon = type { [3 x double], double, %struct.node*, [64 x %struct.bnode*], [64 x %struct.bnode*] }
+%struct.bnode = type { i16, double, [3 x double], i32, i32, [3 x double], [3 x double], [3 x double], double, %struct.bnode*, %struct.bnode* }
+%struct.icstruct = type { [3 x i32], i16 }
+%struct.node = type { i16, double, [3 x double], i32, i32 }
+
+declare arm_apcscc double @floor(double) nounwind readnone
+
+define void @intcoord(%struct.icstruct* noalias nocapture sret %agg.result, i1 %a, double %b) {
+entry:
+  br i1 %a, label %bb3, label %bb1
+
+bb1:                                              ; preds = %entry
+  unreachable
+
+bb3:                                              ; preds = %entry
+  br i1 %a, label %bb7, label %bb5
+
+bb5:                                              ; preds = %bb3
+  unreachable
+
+bb7:                                              ; preds = %bb3
+  br i1 %a, label %bb11, label %bb9
+
+bb9:                                              ; preds = %bb7
+  %0 = tail call arm_apcscc  double @floor(double %b) nounwind readnone ; <double> [#uses=0]
+  br label %bb11
+
+bb11:                                             ; preds = %bb9, %bb7
+  %1 = getelementptr %struct.icstruct* %agg.result, i32 0, i32 0, i32 0 ; <i32*> [#uses=1]
+  store i32 0, i32* %1
+  ret void
+}