1; RUN: llc -march=mipsel -mattr=mips16 -relocation-model=pic < %s | FileCheck %s -check-prefix=16 2 3@t = global i32 10, align 4 4@f = global i32 199, align 4 5@a = global i32 1, align 4 6@b = global i32 1000, align 4 7@z1 = common global i32 0, align 4 8@z2 = common global i32 0, align 4 9@z3 = common global i32 0, align 4 10@z4 = common global i32 0, align 4 11@.str = private unnamed_addr constant [5 x i8] c"%i \0A\00", align 1 12 13define void @calc_z() nounwind "target-cpu"="mips16" "target-features"="+mips16,+o32" { 14entry: 15 %0 = load i32, i32* @a, align 4 16 %cmp = icmp ne i32 %0, 1 17 br i1 %cmp, label %cond.true, label %cond.false 18 19cond.true: ; preds = %entry 20 %1 = load i32, i32* @f, align 4 21 br label %cond.end 22 23cond.false: ; preds = %entry 24 %2 = load i32, i32* @t, align 4 25 br label %cond.end 26 27cond.end: ; preds = %cond.false, %cond.true 28 %cond = phi i32 [ %1, %cond.true ], [ %2, %cond.false ] 29 store i32 %cond, i32* @z1, align 4 30 %3 = load i32, i32* @a, align 4 31 %cmp1 = icmp ne i32 %3, 1000 32 br i1 %cmp1, label %cond.true2, label %cond.false3 33 34cond.true2: ; preds = %cond.end 35 %4 = load i32, i32* @t, align 4 36 br label %cond.end4 37 38cond.false3: ; preds = %cond.end 39 %5 = load i32, i32* @f, align 4 40 br label %cond.end4 41 42cond.end4: ; preds = %cond.false3, %cond.true2 43 %cond5 = phi i32 [ %4, %cond.true2 ], [ %5, %cond.false3 ] 44 store i32 %cond5, i32* @z2, align 4 45 %6 = load i32, i32* @b, align 4 46 %cmp6 = icmp ne i32 %6, 3 47 br i1 %cmp6, label %cond.true7, label %cond.false8 48 49cond.true7: ; preds = %cond.end4 50 %7 = load i32, i32* @t, align 4 51 br label %cond.end9 52 53cond.false8: ; preds = %cond.end4 54 %8 = load i32, i32* @f, align 4 55 br label %cond.end9 56 57cond.end9: ; preds = %cond.false8, %cond.true7 58 %cond10 = phi i32 [ %7, %cond.true7 ], [ %8, %cond.false8 ] 59 store i32 %cond10, i32* @z3, align 4 60 %9 = load i32, i32* @b, align 4 61 %cmp11 = icmp ne i32 %9, 1000 62 br i1 %cmp11, label %cond.true12, label %cond.false13 63 64cond.true12: ; preds = %cond.end9 65 %10 = load i32, i32* @f, align 4 66 br label %cond.end14 67 68cond.false13: ; preds = %cond.end9 69 %11 = load i32, i32* @t, align 4 70 br label %cond.end14 71 72cond.end14: ; preds = %cond.false13, %cond.true12 73 %cond15 = phi i32 [ %10, %cond.true12 ], [ %11, %cond.false13 ] 74 store i32 %cond15, i32* @z4, align 4 75 ret void 76} 77 78define i32 @main() nounwind "target-cpu"="mips16" "target-features"="+mips16,+o32" { 79entry: 80 call void @calc_z() "target-cpu"="mips16" "target-features"="+mips16,+o32" 81 %0 = load i32, i32* @z1, align 4 82 %call = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i32 0, i32 0), i32 %0) "target-cpu"="mips16" "target-features"="+mips16,+o32" 83 %1 = load i32, i32* @z2, align 4 84 %call1 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i32 0, i32 0), i32 %1) "target-cpu"="mips16" "target-features"="+mips16,+o32" 85 %2 = load i32, i32* @z3, align 4 86 %call2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i32 0, i32 0), i32 %2) "target-cpu"="mips16" "target-features"="+mips16,+o32" 87 %3 = load i32, i32* @z4, align 4 88 %call3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i32 0, i32 0), i32 %3) "target-cpu"="mips16" "target-features"="+mips16,+o32" 89 ret i32 0 90} 91 92declare i32 @printf(i8*, ...) "target-cpu"="mips16" "target-features"="+mips16,+o32" 93 94attributes #0 = { nounwind "target-cpu"="mips16" "target-features"="+mips16,+o32" } 95attributes #1 = { "target-cpu"="mips16" "target-features"="+mips16,+o32" } 96 97; 16: cmpi ${{[0-9]+}}, 1 # 16 bit inst 98; 16: bteqz $BB{{[0-9]+}}_{{[0-9]}} 99 100; 16: cmpi ${{[0-9]+}}, 1000 101; 16: bteqz $BB{{[0-9]+}}_{{[0-9]}} 102 103; 16: cmpi ${{[0-9]+}}, 3 # 16 bit inst 104; 16: bteqz $BB{{[0-9]+}}_{{[0-9]}} 105 106; 16: cmpi ${{[0-9]+}}, 1000 107; 16: bteqz $BB{{[0-9]+}}_{{[0-9]}} 108