; RUN: llc -mtriple=x86_64-pc-linux -O2 < %s | FileCheck %s ; RUN: llc -mtriple=x86_64-pc-linux -O2 -regalloc=basic < %s | FileCheck %s ; Test to check .debug_loc support. This test case emits many debug_loc entries. ; CHECK: .short {{.*}} # Loc expr size ; CHECK-NEXT: .Ltmp ; CHECK-NEXT: DW_OP_reg %0 = type { double } define hidden %0 @__divsc3(float %a, float %b, float %c, float %d) nounwind readnone { entry: tail call void @llvm.dbg.value(metadata float %a, i64 0, metadata !0, metadata !{!"0x102"}) tail call void @llvm.dbg.value(metadata float %b, i64 0, metadata !11, metadata !{!"0x102"}) tail call void @llvm.dbg.value(metadata float %c, i64 0, metadata !12, metadata !{!"0x102"}) tail call void @llvm.dbg.value(metadata float %d, i64 0, metadata !13, metadata !{!"0x102"}) %0 = tail call float @fabsf(float %c) nounwind readnone, !dbg !19 ; [#uses=1] %1 = tail call float @fabsf(float %d) nounwind readnone, !dbg !19 ; [#uses=1] %2 = fcmp olt float %0, %1, !dbg !19 ; [#uses=1] br i1 %2, label %bb, label %bb1, !dbg !19 bb: ; preds = %entry %3 = fdiv float %c, %d, !dbg !20 ; [#uses=3] tail call void @llvm.dbg.value(metadata float %3, i64 0, metadata !16, metadata !{!"0x102"}), !dbg !20 %4 = fmul float %3, %c, !dbg !21 ; [#uses=1] %5 = fadd float %4, %d, !dbg !21 ; [#uses=2] tail call void @llvm.dbg.value(metadata float %5, i64 0, metadata !14, metadata !{!"0x102"}), !dbg !21 %6 = fmul float %3, %a, !dbg !22 ; [#uses=1] %7 = fadd float %6, %b, !dbg !22 ; [#uses=1] %8 = fdiv float %7, %5, !dbg !22 ; [#uses=1] tail call void @llvm.dbg.value(metadata float %8, i64 0, metadata !17, metadata !{!"0x102"}), !dbg !22 %9 = fmul float %3, %b, !dbg !23 ; [#uses=1] %10 = fsub float %9, %a, !dbg !23 ; [#uses=1] %11 = fdiv float %10, %5, !dbg !23 ; [#uses=1] tail call void @llvm.dbg.value(metadata float %11, i64 0, metadata !18, metadata !{!"0x102"}), !dbg !23 br label %bb2, !dbg !23 bb1: ; preds = %entry %12 = fdiv float %d, %c, !dbg !24 ; [#uses=3] tail call void @llvm.dbg.value(metadata float %12, i64 0, metadata !16, metadata !{!"0x102"}), !dbg !24 %13 = fmul float %12, %d, !dbg !25 ; [#uses=1] %14 = fadd float %13, %c, !dbg !25 ; [#uses=2] tail call void @llvm.dbg.value(metadata float %14, i64 0, metadata !14, metadata !{!"0x102"}), !dbg !25 %15 = fmul float %12, %b, !dbg !26 ; [#uses=1] %16 = fadd float %15, %a, !dbg !26 ; [#uses=1] %17 = fdiv float %16, %14, !dbg !26 ; [#uses=1] tail call void @llvm.dbg.value(metadata float %17, i64 0, metadata !17, metadata !{!"0x102"}), !dbg !26 %18 = fmul float %12, %a, !dbg !27 ; [#uses=1] %19 = fsub float %b, %18, !dbg !27 ; [#uses=1] %20 = fdiv float %19, %14, !dbg !27 ; [#uses=1] tail call void @llvm.dbg.value(metadata float %20, i64 0, metadata !18, metadata !{!"0x102"}), !dbg !27 br label %bb2, !dbg !27 bb2: ; preds = %bb1, %bb %y.0 = phi float [ %11, %bb ], [ %20, %bb1 ] ; [#uses=5] %x.0 = phi float [ %8, %bb ], [ %17, %bb1 ] ; [#uses=5] %21 = fcmp uno float %x.0, 0.000000e+00, !dbg !28 ; [#uses=1] %22 = fcmp uno float %y.0, 0.000000e+00, !dbg !28 ; [#uses=1] %or.cond = and i1 %21, %22 ; [#uses=1] br i1 %or.cond, label %bb4, label %bb46, !dbg !28 bb4: ; preds = %bb2 %23 = fcmp une float %c, 0.000000e+00, !dbg !29 ; [#uses=1] %24 = fcmp une float %d, 0.000000e+00, !dbg !29 ; [#uses=1] %or.cond93 = or i1 %23, %24 ; [#uses=1] br i1 %or.cond93, label %bb9, label %bb6, !dbg !29 bb6: ; preds = %bb4 %25 = fcmp uno float %a, 0.000000e+00, !dbg !29 ; [#uses=1] %26 = fcmp uno float %b, 0.000000e+00, !dbg !29 ; [#uses=1] %or.cond94 = and i1 %25, %26 ; [#uses=1] br i1 %or.cond94, label %bb9, label %bb8, !dbg !29 bb8: ; preds = %bb6 %27 = tail call float @copysignf(float 0x7FF0000000000000, float %c) nounwind readnone, !dbg !30 ; [#uses=2] %28 = fmul float %27, %a, !dbg !30 ; [#uses=1] tail call void @llvm.dbg.value(metadata float %28, i64 0, metadata !17, metadata !{!"0x102"}), !dbg !30 %29 = fmul float %27, %b, !dbg !31 ; [#uses=1] tail call void @llvm.dbg.value(metadata float %29, i64 0, metadata !18, metadata !{!"0x102"}), !dbg !31 br label %bb46, !dbg !31 bb9: ; preds = %bb6, %bb4 %30 = fcmp ord float %a, 0.000000e+00 ; [#uses=1] %31 = fsub float %a, %a, !dbg !32 ; [#uses=3] %32 = fcmp uno float %31, 0.000000e+00 ; [#uses=1] %33 = and i1 %30, %32, !dbg !32 ; [#uses=2] br i1 %33, label %bb14, label %bb11, !dbg !32 bb11: ; preds = %bb9 %34 = fcmp ord float %b, 0.000000e+00 ; [#uses=1] %35 = fsub float %b, %b, !dbg !32 ; [#uses=1] %36 = fcmp uno float %35, 0.000000e+00 ; [#uses=1] %37 = and i1 %34, %36, !dbg !32 ; [#uses=1] br i1 %37, label %bb14, label %bb27, !dbg !32 bb14: ; preds = %bb11, %bb9 %38 = fsub float %c, %c, !dbg !32 ; [#uses=1] %39 = fcmp ord float %38, 0.000000e+00 ; [#uses=1] br i1 %39, label %bb15, label %bb27, !dbg !32 bb15: ; preds = %bb14 %40 = fsub float %d, %d, !dbg !32 ; [#uses=1] %41 = fcmp ord float %40, 0.000000e+00 ; [#uses=1] br i1 %41, label %bb16, label %bb27, !dbg !32 bb16: ; preds = %bb15 %iftmp.0.0 = select i1 %33, float 1.000000e+00, float 0.000000e+00 ; [#uses=1] %42 = tail call float @copysignf(float %iftmp.0.0, float %a) nounwind readnone, !dbg !33 ; [#uses=2] tail call void @llvm.dbg.value(metadata float %42, i64 0, metadata !0, metadata !{!"0x102"}), !dbg !33 %43 = fcmp ord float %b, 0.000000e+00 ; [#uses=1] %44 = fsub float %b, %b, !dbg !34 ; [#uses=1] %45 = fcmp uno float %44, 0.000000e+00 ; [#uses=1] %46 = and i1 %43, %45, !dbg !34 ; [#uses=1] %iftmp.1.0 = select i1 %46, float 1.000000e+00, float 0.000000e+00 ; [#uses=1] %47 = tail call float @copysignf(float %iftmp.1.0, float %b) nounwind readnone, !dbg !34 ; [#uses=2] tail call void @llvm.dbg.value(metadata float %47, i64 0, metadata !11, metadata !{!"0x102"}), !dbg !34 %48 = fmul float %42, %c, !dbg !35 ; [#uses=1] %49 = fmul float %47, %d, !dbg !35 ; [#uses=1] %50 = fadd float %48, %49, !dbg !35 ; [#uses=1] %51 = fmul float %50, 0x7FF0000000000000, !dbg !35 ; [#uses=1] tail call void @llvm.dbg.value(metadata float %51, i64 0, metadata !17, metadata !{!"0x102"}), !dbg !35 %52 = fmul float %47, %c, !dbg !36 ; [#uses=1] %53 = fmul float %42, %d, !dbg !36 ; [#uses=1] %54 = fsub float %52, %53, !dbg !36 ; [#uses=1] %55 = fmul float %54, 0x7FF0000000000000, !dbg !36 ; [#uses=1] tail call void @llvm.dbg.value(metadata float %55, i64 0, metadata !18, metadata !{!"0x102"}), !dbg !36 br label %bb46, !dbg !36 bb27: ; preds = %bb15, %bb14, %bb11 %56 = fcmp ord float %c, 0.000000e+00 ; [#uses=1] %57 = fsub float %c, %c, !dbg !37 ; [#uses=1] %58 = fcmp uno float %57, 0.000000e+00 ; [#uses=1] %59 = and i1 %56, %58, !dbg !37 ; [#uses=2] br i1 %59, label %bb33, label %bb30, !dbg !37 bb30: ; preds = %bb27 %60 = fcmp ord float %d, 0.000000e+00 ; [#uses=1] %61 = fsub float %d, %d, !dbg !37 ; [#uses=1] %62 = fcmp uno float %61, 0.000000e+00 ; [#uses=1] %63 = and i1 %60, %62, !dbg !37 ; [#uses=1] %64 = fcmp ord float %31, 0.000000e+00 ; [#uses=1] %or.cond95 = and i1 %63, %64 ; [#uses=1] br i1 %or.cond95, label %bb34, label %bb46, !dbg !37 bb33: ; preds = %bb27 %.old = fcmp ord float %31, 0.000000e+00 ; [#uses=1] br i1 %.old, label %bb34, label %bb46, !dbg !37 bb34: ; preds = %bb33, %bb30 %65 = fsub float %b, %b, !dbg !37 ; [#uses=1] %66 = fcmp ord float %65, 0.000000e+00 ; [#uses=1] br i1 %66, label %bb35, label %bb46, !dbg !37 bb35: ; preds = %bb34 %iftmp.2.0 = select i1 %59, float 1.000000e+00, float 0.000000e+00 ; [#uses=1] %67 = tail call float @copysignf(float %iftmp.2.0, float %c) nounwind readnone, !dbg !38 ; [#uses=2] tail call void @llvm.dbg.value(metadata float %67, i64 0, metadata !12, metadata !{!"0x102"}), !dbg !38 %68 = fcmp ord float %d, 0.000000e+00 ; [#uses=1] %69 = fsub float %d, %d, !dbg !39 ; [#uses=1] %70 = fcmp uno float %69, 0.000000e+00 ; [#uses=1] %71 = and i1 %68, %70, !dbg !39 ; [#uses=1] %iftmp.3.0 = select i1 %71, float 1.000000e+00, float 0.000000e+00 ; [#uses=1] %72 = tail call float @copysignf(float %iftmp.3.0, float %d) nounwind readnone, !dbg !39 ; [#uses=2] tail call void @llvm.dbg.value(metadata float %72, i64 0, metadata !13, metadata !{!"0x102"}), !dbg !39 %73 = fmul float %67, %a, !dbg !40 ; [#uses=1] %74 = fmul float %72, %b, !dbg !40 ; [#uses=1] %75 = fadd float %73, %74, !dbg !40 ; [#uses=1] %76 = fmul float %75, 0.000000e+00, !dbg !40 ; [#uses=1] tail call void @llvm.dbg.value(metadata float %76, i64 0, metadata !17, metadata !{!"0x102"}), !dbg !40 %77 = fmul float %67, %b, !dbg !41 ; [#uses=1] %78 = fmul float %72, %a, !dbg !41 ; [#uses=1] %79 = fsub float %77, %78, !dbg !41 ; [#uses=1] %80 = fmul float %79, 0.000000e+00, !dbg !41 ; [#uses=1] tail call void @llvm.dbg.value(metadata float %80, i64 0, metadata !18, metadata !{!"0x102"}), !dbg !41 br label %bb46, !dbg !41 bb46: ; preds = %bb35, %bb34, %bb33, %bb30, %bb16, %bb8, %bb2 %y.1 = phi float [ %80, %bb35 ], [ %y.0, %bb34 ], [ %y.0, %bb33 ], [ %y.0, %bb30 ], [ %55, %bb16 ], [ %29, %bb8 ], [ %y.0, %bb2 ] ; [#uses=2] %x.1 = phi float [ %76, %bb35 ], [ %x.0, %bb34 ], [ %x.0, %bb33 ], [ %x.0, %bb30 ], [ %51, %bb16 ], [ %28, %bb8 ], [ %x.0, %bb2 ] ; [#uses=1] %81 = fmul float %y.1, 0.000000e+00, !dbg !42 ; [#uses=1] %82 = fadd float %y.1, 0.000000e+00, !dbg !42 ; [#uses=1] %tmpr = fadd float %x.1, %81, !dbg !42 ; [#uses=1] %tmp89 = bitcast float %tmpr to i32 ; [#uses=1] %tmp90 = zext i32 %tmp89 to i64 ; [#uses=1] %tmp85 = bitcast float %82 to i32 ; [#uses=1] %tmp86 = zext i32 %tmp85 to i64 ; [#uses=1] %tmp87 = shl i64 %tmp86, 32 ; [#uses=1] %ins = or i64 %tmp90, %tmp87 ; [#uses=1] %tmp84 = bitcast i64 %ins to double ; [#uses=1] %mrv75 = insertvalue %0 undef, double %tmp84, 0, !dbg !42 ; <%0> [#uses=1] ret %0 %mrv75, !dbg !42 } declare float @fabsf(float) declare float @copysignf(float, float) nounwind readnone declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone !llvm.dbg.cu = !{!3} !llvm.module.flags = !{!48} !0 = !{!"0x101\00a\001921\000", !1, !2, !9} ; [ DW_TAG_arg_variable ] !1 = !{!"0x2e\00__divsc3\00__divsc3\00__divsc3\001922\000\001\000\006\000\001\001922", !45, !2, !4, null, %0 (float, float, float, float)* @__divsc3, null, null, !43} ; [ DW_TAG_subprogram ] !2 = !{!"0x29", !45} ; [ DW_TAG_file_type ] !3 = !{!"0x11\001\004.2.1 (Based on Apple Inc. build 5658) (LLVM build)\001\00\000\00\001", !45, !47, !47, !44, null, null} ; [ DW_TAG_compile_unit ] !4 = !{!"0x15\00\000\000\000\000\000\000", !45, !2, null, !5, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] !5 = !{!6, !9, !9, !9, !9} !6 = !{!"0x16\00SCtype\00170\000\000\000\000", !46, !7, !8} ; [ DW_TAG_typedef ] !7 = !{!"0x29", !46} ; [ DW_TAG_file_type ] !8 = !{!"0x24\00complex float\000\0064\0032\000\000\003", !45, !2} ; [ DW_TAG_base_type ] !9 = !{!"0x16\00SFtype\00167\000\000\000\000", !46, !7, !10} ; [ DW_TAG_typedef ] !10 = !{!"0x24\00float\000\0032\0032\000\000\004", !45, !2} ; [ DW_TAG_base_type ] !11 = !{!"0x101\00b\001921\000", !1, !2, !9} ; [ DW_TAG_arg_variable ] !12 = !{!"0x101\00c\001921\000", !1, !2, !9} ; [ DW_TAG_arg_variable ] !13 = !{!"0x101\00d\001921\000", !1, !2, !9} ; [ DW_TAG_arg_variable ] !14 = !{!"0x100\00denom\001923\000", !15, !2, !9} ; [ DW_TAG_auto_variable ] !15 = !{!"0xb\001922\000\000", !45, !1} ; [ DW_TAG_lexical_block ] !16 = !{!"0x100\00ratio\001923\000", !15, !2, !9} ; [ DW_TAG_auto_variable ] !17 = !{!"0x100\00x\001923\000", !15, !2, !9} ; [ DW_TAG_auto_variable ] !18 = !{!"0x100\00y\001923\000", !15, !2, !9} ; [ DW_TAG_auto_variable ] !19 = !{i32 1929, i32 0, !15, null} !20 = !{i32 1931, i32 0, !15, null} !21 = !{i32 1932, i32 0, !15, null} !22 = !{i32 1933, i32 0, !15, null} !23 = !{i32 1934, i32 0, !15, null} !24 = !{i32 1938, i32 0, !15, null} !25 = !{i32 1939, i32 0, !15, null} !26 = !{i32 1940, i32 0, !15, null} !27 = !{i32 1941, i32 0, !15, null} !28 = !{i32 1946, i32 0, !15, null} !29 = !{i32 1948, i32 0, !15, null} !30 = !{i32 1950, i32 0, !15, null} !31 = !{i32 1951, i32 0, !15, null} !32 = !{i32 1953, i32 0, !15, null} !33 = !{i32 1955, i32 0, !15, null} !34 = !{i32 1956, i32 0, !15, null} !35 = !{i32 1957, i32 0, !15, null} !36 = !{i32 1958, i32 0, !15, null} !37 = !{i32 1960, i32 0, !15, null} !38 = !{i32 1962, i32 0, !15, null} !39 = !{i32 1963, i32 0, !15, null} !40 = !{i32 1964, i32 0, !15, null} !41 = !{i32 1965, i32 0, !15, null} !42 = !{i32 1969, i32 0, !15, null} !43 = !{!0, !11, !12, !13, !14, !16, !17, !18} !44 = !{!1} !45 = !{!"libgcc2.c", !"/Users/yash/clean/LG.D/gcc/../../llvmgcc/gcc"} !46 = !{!"libgcc2.h", !"/Users/yash/clean/LG.D/gcc/../../llvmgcc/gcc"} !47 = !{i32 0} !48 = !{i32 1, !"Debug Info Version", i32 2}