2 files changed, 119 insertions, 0 deletions

diff --git a/test/CodeGen/ARM/2010-03-04-eabi-fp-spill.ll b/test/CodeGen/ARM/2010-03-04-eabi-fp-spill.ll
new file mode 100644
index 000000000000..f7adf73263ff
--- /dev/null
+++ b/test/CodeGen/ARM/2010-03-04-eabi-fp-spill.ll
@@ -0,0 +1,65 @@
+; RUN: llc < %s -mtriple=arm-unknown-linux-gnueabi
+
+define void @"java.lang.String::getChars"([84 x i8]* %method, i32 %base_pc, [788 x i8]* %thread) {
+  %1 = load i32* undef                            ; <i32> [#uses=1]
+  %2 = sub i32 %1, 48                             ; <i32> [#uses=1]
+  br i1 undef, label %stack_overflow, label %no_overflow
+
+stack_overflow:                                   ; preds = %0
+  unreachable
+
+no_overflow:                                      ; preds = %0
+  %frame = inttoptr i32 %2 to [17 x i32]*         ; <[17 x i32]*> [#uses=4]
+  %3 = load i32* undef                            ; <i32> [#uses=1]
+  %4 = load i32* null                             ; <i32> [#uses=1]
+  %5 = getelementptr inbounds [17 x i32]* %frame, i32 0, i32 13 ; <i32*> [#uses=1]
+  %6 = bitcast i32* %5 to [8 x i8]**              ; <[8 x i8]**> [#uses=1]
+  %7 = load [8 x i8]** %6                         ; <[8 x i8]*> [#uses=1]
+  %8 = getelementptr inbounds [17 x i32]* %frame, i32 0, i32 12 ; <i32*> [#uses=1]
+  %9 = load i32* %8                               ; <i32> [#uses=1]
+  br i1 undef, label %bci_13, label %bci_4
+
+bci_13:                                           ; preds = %no_overflow
+  br i1 undef, label %bci_30, label %bci_21
+
+bci_30:                                           ; preds = %bci_13
+  br i1 undef, label %bci_46, label %bci_35
+
+bci_46:                                           ; preds = %bci_30
+  %10 = sub i32 %4, %3                            ; <i32> [#uses=1]
+  %11 = load [8 x i8]** null                      ; <[8 x i8]*> [#uses=1]
+  %callee = bitcast [8 x i8]* %11 to [84 x i8]*   ; <[84 x i8]*> [#uses=1]
+  %12 = bitcast i8* undef to i32*                 ; <i32*> [#uses=1]
+  %base_pc7 = load i32* %12                       ; <i32> [#uses=2]
+  %13 = add i32 %base_pc7, 0                      ; <i32> [#uses=1]
+  %14 = inttoptr i32 %13 to void ([84 x i8]*, i32, [788 x i8]*)** ; <void ([84 x i8]*, i32, [788 x i8]*)**> [#uses=1]
+  %entry_point = load void ([84 x i8]*, i32, [788 x i8]*)** %14 ; <void ([84 x i8]*, i32, [788 x i8]*)*> [#uses=1]
+  %15 = getelementptr inbounds [17 x i32]* %frame, i32 0, i32 1 ; <i32*> [#uses=1]
+  %16 = ptrtoint i32* %15 to i32                  ; <i32> [#uses=1]
+  %stack_pointer_addr9 = bitcast i8* undef to i32* ; <i32*> [#uses=1]
+  store i32 %16, i32* %stack_pointer_addr9
+  %17 = getelementptr inbounds [17 x i32]* %frame, i32 0, i32 2 ; <i32*> [#uses=1]
+  store i32 %9, i32* %17
+  store i32 %10, i32* undef
+  store [84 x i8]* %method, [84 x i8]** undef
+  %18 = add i32 %base_pc, 20                      ; <i32> [#uses=1]
+  store i32 %18, i32* undef
+  store [8 x i8]* %7, [8 x i8]** undef
+  call void %entry_point([84 x i8]* %callee, i32 %base_pc7, [788 x i8]* %thread)
+  br i1 undef, label %no_exception, label %exception
+
+exception:                                        ; preds = %bci_46
+  ret void
+
+no_exception:                                     ; preds = %bci_46
+  ret void
+
+bci_35:                                           ; preds = %bci_30
+  ret void
+
+bci_21:                                           ; preds = %bci_13
+  ret void
+
+bci_4:                                            ; preds = %no_overflow
+  ret void
+}
diff --git a/test/CodeGen/ARM/2010-03-04-stm-undef-addr.ll b/test/CodeGen/ARM/2010-03-04-stm-undef-addr.ll
new file mode 100644
index 000000000000..b0b4cb37d1a1
--- /dev/null
+++ b/test/CodeGen/ARM/2010-03-04-stm-undef-addr.ll
@@ -0,0 +1,54 @@
+; RUN: llc < %s -march=arm
+
+define void @"java.lang.String::getChars"([84 x i8]* %method, i32 %base_pc, [788 x i8]* %thread) {
+  %1 = sub i32 undef, 48                          ; <i32> [#uses=1]
+  br i1 undef, label %stack_overflow, label %no_overflow
+
+stack_overflow:                                   ; preds = %0
+  unreachable
+
+no_overflow:                                      ; preds = %0
+  %frame = inttoptr i32 %1 to [17 x i32]*         ; <[17 x i32]*> [#uses=4]
+  %2 = load i32* null                             ; <i32> [#uses=2]
+  %3 = getelementptr inbounds [17 x i32]* %frame, i32 0, i32 14 ; <i32*> [#uses=1]
+  %4 = load i32* %3                               ; <i32> [#uses=2]
+  %5 = load [8 x i8]** undef                      ; <[8 x i8]*> [#uses=2]
+  br i1 undef, label %bci_13, label %bci_4
+
+bci_13:                                           ; preds = %no_overflow
+  br i1 undef, label %bci_30, label %bci_21
+
+bci_30:                                           ; preds = %bci_13
+  %6 = icmp sle i32 %2, %4                        ; <i1> [#uses=1]
+  br i1 %6, label %bci_46, label %bci_35
+
+bci_46:                                           ; preds = %bci_30
+  store [84 x i8]* %method, [84 x i8]** undef
+  br i1 false, label %no_exception, label %exception
+
+exception:                                        ; preds = %bci_46
+  ret void
+
+no_exception:                                     ; preds = %bci_46
+  ret void
+
+bci_35:                                           ; preds = %bci_30
+  %7 = getelementptr inbounds [17 x i32]* %frame, i32 0, i32 15 ; <i32*> [#uses=1]
+  store i32 %2, i32* %7
+  %8 = getelementptr inbounds [17 x i32]* %frame, i32 0, i32 14 ; <i32*> [#uses=1]
+  store i32 %4, i32* %8
+  %9 = getelementptr inbounds [17 x i32]* %frame, i32 0, i32 13 ; <i32*> [#uses=1]
+  %10 = bitcast i32* %9 to [8 x i8]**             ; <[8 x i8]**> [#uses=1]
+  store [8 x i8]* %5, [8 x i8]** %10
+  call void inttoptr (i32 13839116 to void ([788 x i8]*, i32)*)([788 x i8]* %thread, i32 7)
+  ret void
+
+bci_21:                                           ; preds = %bci_13
+  ret void
+
+bci_4:                                            ; preds = %no_overflow
+  store [8 x i8]* %5, [8 x i8]** undef
+  store i32 undef, i32* undef
+  call void inttoptr (i32 13839116 to void ([788 x i8]*, i32)*)([788 x i8]* %thread, i32 7)
+  ret void
+}