1 files changed, 71 insertions, 0 deletions
diff --git a/test/CodeGen/X86/fpstack-debuginstr-kill.ll b/test/CodeGen/X86/fpstack-debuginstr-kill.ll
new file mode 100644
index 0000000..dfc59a3
--- /dev/null
+++ b/test/CodeGen/X86/fpstack-debuginstr-kill.ll
@@ -0,0 +1,71 @@
+; RUN: llc < %s -mcpu=generic -mtriple=i386-apple-darwin -no-integrated-as
+
+@g1 = global double 0.000000e+00, align 8
+@g2 = global i32 0, align 4
+
+define void @_Z16fpuop_arithmeticjj(i32, i32) {
+entry:
+  switch i32 undef, label %sw.bb.i1921 [
+  ]
+
+sw.bb261:                                         ; preds = %entry, %entry
+  unreachable
+
+sw.bb.i1921:                                      ; preds = %if.end504
+  switch i32 undef, label %if.end511 [
+    i32 1, label %sw.bb27.i
+  ]
+
+sw.bb27.i:                                        ; preds = %sw.bb.i1921
+  %conv.i.i1923 = fpext float undef to x86_fp80
+  br label %if.end511
+
+if.end511:                                        ; preds = %sw.bb27.i, %sw.bb13.i
+  %src.sroa.0.0.src.sroa.0.0.2280 = phi x86_fp80 [ %conv.i.i1923, %sw.bb27.i ], [ undef, %sw.bb.i1921 ]
+  switch i32 undef, label %sw.bb992 [
+    i32 3, label %sw.bb735
+    i32 18, label %if.end41.i2210
+  ]
+
+sw.bb735:                                         ; preds = %if.end511
+  %2 = call x86_fp80 asm sideeffect "frndint", "={st},0,~{dirflag},~{fpsr},~{flags}"(x86_fp80 %src.sroa.0.0.src.sroa.0.0.2280)
+  unreachable
+
+if.end41.i2210:                                   ; preds = %if.end511
+  call void @llvm.dbg.value(metadata !{x86_fp80 %src.sroa.0.0.src.sroa.0.0.2280}, i64 0, metadata !20, metadata !{metadata !"0x102"})
+  unreachable
+
+sw.bb992:                                         ; preds = %if.end511
+  ret void
+}
+
+declare void @llvm.dbg.value(metadata, i64, metadata, metadata)
+
+!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!24, !25}
+!0 = metadata !{metadata !"0x11\004\00clang version 3.6.0 (http://llvm.org/git/clang 8444ae7cfeaefae031f8fedf0d1435ca3b14d90b) (http://llvm.org/git/llvm 886f0101a7d176543b831f5efb74c03427244a55)\001\00\000\00\001", metadata !1, metadata !2, metadata !2, metadata !3, metadata !21, metadata !2} ; [ DW_TAG_compile_unit ] [x87stackifier/fpu_ieee.cpp] [DW_LANG_C_plus_plus]
+!1 = metadata !{metadata !"fpu_ieee.cpp", metadata !"x87stackifier"}
+!2 = metadata !{}
+!3 = metadata !{metadata !4}
+!4 = metadata !{metadata !"0x2e\00fpuop_arithmetic\00fpuop_arithmetic\00_Z16fpuop_arithmeticjj\0011\000\001\000\006\00256\001\0013", metadata !5, metadata !6, metadata !7, null, void (i32, i32)* @_Z16fpuop_arithmeticjj, null, null, metadata !10} ; [ DW_TAG_subprogram ] [line 11] [def] [scope 13] [fpuop_arithmetic]
+!5 = metadata !{metadata !"f1.cpp", metadata !"x87stackifier"}
+!6 = metadata !{metadata !"0x29", metadata !5}          ; [ DW_TAG_file_type ] [x87stackifier/f1.cpp]
+!7 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !8, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!8 = metadata !{null, metadata !9, metadata !9}
+!9 = metadata !{metadata !"0x24\00unsigned int\000\0032\0032\000\000\007", null, null} ; [ DW_TAG_base_type ] [unsigned int] [line 0, size 32, align 32, offset 0, enc DW_ATE_unsigned]
+!10 = metadata !{metadata !11, metadata !12, metadata !13, metadata !18, metadata !20}
+!11 = metadata !{metadata !"0x101\00\0016777227\000", metadata !4, metadata !6, metadata !9} ; [ DW_TAG_arg_variable ] [line 11]
+!12 = metadata !{metadata !"0x101\00\0033554443\000", metadata !4, metadata !6, metadata !9} ; [ DW_TAG_arg_variable ] [line 11]
+!13 = metadata !{metadata !"0x100\00x\0014\000", metadata !4, metadata !6, metadata !14} ; [ DW_TAG_auto_variable ] [x] [line 14]
+!14 = metadata !{metadata !"0x16\00fpu_extended\003\000\000\000\000", metadata !5, null, metadata !15} ; [ DW_TAG_typedef ] [fpu_extended] [line 3, size 0, align 0, offset 0] [from fpu_register]
+!15 = metadata !{metadata !"0x16\00fpu_register\002\000\000\000\000", metadata !5, null, metadata !16} ; [ DW_TAG_typedef ] [fpu_register] [line 2, size 0, align 0, offset 0] [from uae_f64]
+!16 = metadata !{metadata !"0x16\00uae_f64\001\000\000\000\000", metadata !5, null, metadata !17} ; [ DW_TAG_typedef ] [uae_f64] [line 1, size 0, align 0, offset 0] [from double]
+!17 = metadata !{metadata !"0x24\00double\000\0064\0064\000\000\004", null, null} ; [ DW_TAG_base_type ] [double] [line 0, size 64, align 64, offset 0, enc DW_ATE_float]
+!18 = metadata !{metadata !"0x100\00a\0015\000", metadata !4, metadata !6, metadata !19} ; [ DW_TAG_auto_variable ] [a] [line 15]
+!19 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
+!20 = metadata !{metadata !"0x100\00value\0016\000", metadata !4, metadata !6, metadata !14} ; [ DW_TAG_auto_variable ] [value] [line 16]
+!21 = metadata !{metadata !22, metadata !23}
+!22 = metadata !{metadata !"0x34\00g1\00g1\00\005\000\001", null, metadata !6, metadata !14, double* @g1, null} ; [ DW_TAG_variable ] [g1] [line 5] [def]
+!23 = metadata !{metadata !"0x34\00g2\00g2\00\006\000\001", null, metadata !6, metadata !19, i32* @g2, null} ; [ DW_TAG_variable ] [g2] [line 6] [def]
+!24 = metadata !{i32 2, metadata !"Dwarf Version", i32 2}
+!25 = metadata !{i32 2, metadata !"Debug Info Version", i32 2}