2010-06-21-LdStMultipleBug.ll [plain text]
; RUN: llc < %s -mtriple=armv7-apple-darwin -O3 -mcpu=arm1136jf-s
; PR7421
%struct.CONTENTBOX = type { i32, i32, i32, i32, i32 }
%struct.FILE = type { i8* }
%struct.tilebox = type { %struct.tilebox*, double, double, double, double, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32 }
%struct.UNCOMBOX = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32 }
%struct.cellbox = type { i8*, i32, i32, i32, [9 x i32], i32, i32, i32, i32, i32, i32, i32, double, double, double, double, double, i32, i32, %struct.CONTENTBOX*, %struct.UNCOMBOX*, [8 x %struct.tilebox*] }
%struct.termbox = type { %struct.termbox*, i32, i32, i32, i32, i32 }
@.str2708 = external constant [14 x i8], align 4 ; <[14 x i8]*> [#uses=1]
define void @TW_oldinput(%struct.FILE* nocapture %fp) nounwind {
entry:
%xcenter = alloca i32, align 4 ; <i32*> [#uses=2]
%0 = call i32 (%struct.FILE*, i8*, ...)* @fscanf(%struct.FILE* %fp, i8* getelementptr inbounds ([14 x i8]* @.str2708, i32 0, i32 0), i32* undef, i32* undef, i32* %xcenter, i32* null) nounwind ; <i32> [#uses=1]
%1 = icmp eq i32 %0, 4 ; <i1> [#uses=1]
br i1 %1, label %bb, label %return
bb: ; preds = %bb445, %entry
%2 = load %struct.cellbox** undef, align 4 ; <%struct.cellbox*> [#uses=2]
%3 = getelementptr inbounds %struct.cellbox* %2, i32 0, i32 3 ; <i32*> [#uses=1]
store i32 undef, i32* %3, align 4
%4 = load i32* undef, align 4 ; <i32> [#uses=3]
%5 = icmp eq i32 undef, 1 ; <i1> [#uses=1]
br i1 %5, label %bb10, label %bb445
bb10: ; preds = %bb
br i1 undef, label %bb11, label %bb445
bb11: ; preds = %bb10
%6 = load %struct.tilebox** undef, align 4 ; <%struct.tilebox*> [#uses=3]
%7 = load %struct.termbox** null, align 4 ; <%struct.termbox*> [#uses=1]
%8 = getelementptr inbounds %struct.tilebox* %6, i32 0, i32 13 ; <i32*> [#uses=1]
%9 = load i32* %8, align 4 ; <i32> [#uses=3]
%10 = getelementptr inbounds %struct.tilebox* %6, i32 0, i32 15 ; <i32*> [#uses=1]
%11 = load i32* %10, align 4 ; <i32> [#uses=1]
br i1 false, label %bb12, label %bb13
bb12: ; preds = %bb11
unreachable
bb13: ; preds = %bb11
%iftmp.40.0.neg = sdiv i32 0, -2 ; <i32> [#uses=2]
%12 = sub nsw i32 0, %9 ; <i32> [#uses=1]
%13 = sitofp i32 %12 to double ; <double> [#uses=1]
%14 = fdiv double %13, 0.000000e+00 ; <double> [#uses=1]
%15 = fptosi double %14 to i32 ; <i32> [#uses=1]
%iftmp.41.0.in = add i32 0, %15 ; <i32> [#uses=1]
%iftmp.41.0.neg = sdiv i32 %iftmp.41.0.in, -2 ; <i32> [#uses=3]
br i1 undef, label %bb43.loopexit, label %bb21
bb21: ; preds = %bb13
%16 = fptosi double undef to i32 ; <i32> [#uses=1]
%17 = fsub double undef, 0.000000e+00 ; <double> [#uses=1]
%not.460 = fcmp oge double %17, 5.000000e-01 ; <i1> [#uses=1]
%18 = zext i1 %not.460 to i32 ; <i32> [#uses=1]
%iftmp.42.0 = add i32 %16, %iftmp.41.0.neg ; <i32> [#uses=1]
%19 = add i32 %iftmp.42.0, %18 ; <i32> [#uses=1]
store i32 %19, i32* undef, align 4
%20 = sub nsw i32 0, %9 ; <i32> [#uses=1]
%21 = sitofp i32 %20 to double ; <double> [#uses=1]
%22 = fdiv double %21, 0.000000e+00 ; <double> [#uses=2]
%23 = fptosi double %22 to i32 ; <i32> [#uses=1]
%24 = fsub double %22, undef ; <double> [#uses=1]
%not.461 = fcmp oge double %24, 5.000000e-01 ; <i1> [#uses=1]
%25 = zext i1 %not.461 to i32 ; <i32> [#uses=1]
%iftmp.43.0 = add i32 %23, %iftmp.41.0.neg ; <i32> [#uses=1]
%26 = add i32 %iftmp.43.0, %25 ; <i32> [#uses=1]
%27 = getelementptr inbounds %struct.tilebox* %6, i32 0, i32 10 ; <i32*> [#uses=1]
store i32 %26, i32* %27, align 4
%28 = fptosi double undef to i32 ; <i32> [#uses=1]
%iftmp.45.0 = add i32 %28, %iftmp.40.0.neg ; <i32> [#uses=1]
%29 = add i32 %iftmp.45.0, 0 ; <i32> [#uses=1]
store i32 %29, i32* undef, align 4
br label %bb43.loopexit
bb36: ; preds = %bb43.loopexit, %bb36
%termptr.0478 = phi %struct.termbox* [ %42, %bb36 ], [ %7, %bb43.loopexit ] ; <%struct.termbox*> [#uses=1]
%30 = load i32* undef, align 4 ; <i32> [#uses=1]
%31 = sub nsw i32 %30, %9 ; <i32> [#uses=1]
%32 = sitofp i32 %31 to double ; <double> [#uses=1]
%33 = fdiv double %32, 0.000000e+00 ; <double> [#uses=1]
%34 = fptosi double %33 to i32 ; <i32> [#uses=1]
%iftmp.46.0 = add i32 %34, %iftmp.41.0.neg ; <i32> [#uses=1]
%35 = add i32 %iftmp.46.0, 0 ; <i32> [#uses=1]
store i32 %35, i32* undef, align 4
%36 = sub nsw i32 0, %11 ; <i32> [#uses=1]
%37 = sitofp i32 %36 to double ; <double> [#uses=1]
%38 = fmul double %37, 0.000000e+00 ; <double> [#uses=1]
%39 = fptosi double %38 to i32 ; <i32> [#uses=1]
%iftmp.47.0 = add i32 %39, %iftmp.40.0.neg ; <i32> [#uses=1]
%40 = add i32 %iftmp.47.0, 0 ; <i32> [#uses=1]
store i32 %40, i32* undef, align 4
%41 = getelementptr inbounds %struct.termbox* %termptr.0478, i32 0, i32 0 ; <%struct.termbox**> [#uses=1]
%42 = load %struct.termbox** %41, align 4 ; <%struct.termbox*> [#uses=2]
%43 = icmp eq %struct.termbox* %42, null ; <i1> [#uses=1]
br i1 %43, label %bb52.loopexit, label %bb36
bb43.loopexit: ; preds = %bb21, %bb13
br i1 undef, label %bb52.loopexit, label %bb36
bb52.loopexit: ; preds = %bb43.loopexit, %bb36
%44 = icmp eq i32 %4, 0 ; <i1> [#uses=1]
br i1 %44, label %bb.nph485, label %bb54
bb54: ; preds = %bb52.loopexit
switch i32 %4, label %bb62 [
i32 2, label %bb56
i32 3, label %bb57
]
bb56: ; preds = %bb54
br label %bb62
bb57: ; preds = %bb54
br label %bb62
bb62: ; preds = %bb57, %bb56, %bb54
unreachable
bb.nph485: ; preds = %bb52.loopexit
br label %bb248
bb248: ; preds = %bb322, %bb.nph485
%45 = icmp eq i32 undef, %4 ; <i1> [#uses=1]
br i1 %45, label %bb322, label %bb249
bb249: ; preds = %bb248
%46 = getelementptr inbounds %struct.cellbox* %2, i32 0, i32 21, i32 undef ; <%struct.tilebox**> [#uses=1]
%47 = load %struct.tilebox** %46, align 4 ; <%struct.tilebox*> [#uses=1]
%48 = getelementptr inbounds %struct.tilebox* %47, i32 0, i32 11 ; <i32*> [#uses=1]
store i32 undef, i32* %48, align 4
unreachable
bb322: ; preds = %bb248
br i1 undef, label %bb248, label %bb445
bb445: ; preds = %bb322, %bb10, %bb
%49 = call i32 (%struct.FILE*, i8*, ...)* @fscanf(%struct.FILE* %fp, i8* getelementptr inbounds ([14 x i8]* @.str2708, i32 0, i32 0), i32* undef, i32* undef, i32* %xcenter, i32* null) nounwind ; <i32> [#uses=1]
%50 = icmp eq i32 %49, 4 ; <i1> [#uses=1]
br i1 %50, label %bb, label %return
return: ; preds = %bb445, %entry
ret void
}
declare i32 @fscanf(%struct.FILE* nocapture, i8* nocapture, ...) nounwind