| // RUN: %target-sil-opt -assume-parsing-unqualified-ownership-sil -enable-sil-verify-all %s -iv-info-printer 2>&1 | %FileCheck %s |
| |
| // REQUIRES: asserts |
| |
| sil_stage canonical |
| |
| import Builtin |
| import Swift |
| |
| // CHECK: Induction variables for function: for_loop |
| // CHECK: IV Header: [[ARG:%.*]] = argument of bb1 : $Builtin.Int32 |
| // CHECK: IV: [[ADD:%.*]] = builtin {{.*}}([[ARG]] : $Builtin.Int32, {{%.*}} : $Builtin.Int32, {{.*}} : $Builtin.Int1) : $(Builtin.Int32, Builtin.Int1) |
| // CHECK: with header: [[ARG]] = argument of bb1 : $Builtin.Int32 |
| // CHECK: IV: {{.*}} = tuple_extract [[ADD]] : $(Builtin.Int32, Builtin.Int1), 0 |
| // CHECK: with header: [[ARG]] = argument of bb1 : $Builtin.Int32 |
| |
| sil @for_loop : $@convention(thin) (Int32) -> Int32 { |
| bb0(%0 : $Int32): |
| %1 = integer_literal $Builtin.Int32, 0 |
| br bb1(%1 : $Builtin.Int32, %1 : $Builtin.Int32) |
| |
| bb1(%3 : $Builtin.Int32, %4 : $Builtin.Int32): |
| %6 = struct_extract %0 : $Int32, #Int32._value |
| %7 = builtin "cmp_slt_Int32"(%4 : $Builtin.Int32, %6 : $Builtin.Int32) : $Builtin.Int1 |
| cond_br %7, bb2, bb3 |
| |
| bb2: |
| %10 = integer_literal $Builtin.Int1, -1 |
| %11 = builtin "sadd_with_overflow_Int32"(%3 : $Builtin.Int32, %4 : $Builtin.Int32, %10 : $Builtin.Int1) : $(Builtin.Int32, Builtin.Int1) |
| %12 = tuple_extract %11 : $(Builtin.Int32, Builtin.Int1), 0 |
| %13 = tuple_extract %11 : $(Builtin.Int32, Builtin.Int1), 1 |
| cond_fail %13 : $Builtin.Int1 |
| %15 = integer_literal $Builtin.Int32, 1 |
| %16 = builtin "sadd_with_overflow_Int32"(%4 : $Builtin.Int32, %15 : $Builtin.Int32, %10 : $Builtin.Int1) : $(Builtin.Int32, Builtin.Int1) |
| %17 = tuple_extract %16 : $(Builtin.Int32, Builtin.Int1), 0 |
| %18 = tuple_extract %16 : $(Builtin.Int32, Builtin.Int1), 1 |
| cond_fail %18 : $Builtin.Int1 |
| br bb1(%12 : $Builtin.Int32, %17 : $Builtin.Int32) |
| |
| bb3: |
| %21 = struct $Int32 (%3 : $Builtin.Int32) |
| return %21 : $Int32 |
| } |
| |
| |
| // CHECK: Induction variables for function: for_in_loop |
| // CHECK: IV Header: [[ARG:%.*]] = argument of bb1 : $Builtin.Int32 |
| // CHECK: IV: [[ADD:%.*]] = builtin {{.*}}([[ARG]] : $Builtin.Int32, {{%.*}} : $Builtin.Int32, {{.*}} : $Builtin.Int1) : $(Builtin.Int32, Builtin.Int1) |
| // CHECK: with header: [[ARG]] = argument of bb1 : $Builtin.Int32 |
| // CHECK: IV: {{.*}} = tuple_extract [[ADD]] : $(Builtin.Int32, Builtin.Int1), 0 |
| // CHECK: with header: [[ARG]] = argument of bb1 : $Builtin.Int32 |
| |
| sil @for_in_loop : $@convention(thin) (Int32) -> Int32 { |
| bb0(%0 : $Int32): |
| %1 = integer_literal $Builtin.Int32, 0 |
| %2 = struct_extract %0 : $Int32, #Int32._value |
| br bb1(%1 : $Builtin.Int32, %1 : $Builtin.Int32) |
| |
| bb1(%4 : $Builtin.Int32, %5 : $Builtin.Int32): |
| %7 = builtin "cmp_eq_Int32"(%5 : $Builtin.Int32, %2 : $Builtin.Int32) : $Builtin.Int1 |
| cond_br %7, bb2, bb3 |
| |
| bb2: |
| %9 = struct $Int32 (%4 : $Builtin.Int32) |
| return %9 : $Int32 |
| |
| bb3: |
| %11 = integer_literal $Builtin.Int32, 1 |
| %13 = integer_literal $Builtin.Int1, -1 |
| %14 = builtin "sadd_with_overflow_Int32"(%5 : $Builtin.Int32, %11 : $Builtin.Int32, %13 : $Builtin.Int1) : $(Builtin.Int32, Builtin.Int1) |
| %15 = tuple_extract %14 : $(Builtin.Int32, Builtin.Int1), 0 |
| %16 = tuple_extract %14 : $(Builtin.Int32, Builtin.Int1), 1 |
| cond_fail %16 : $Builtin.Int1 |
| %18 = builtin "sadd_with_overflow_Int32"(%4 : $Builtin.Int32, %5 : $Builtin.Int32, %13 : $Builtin.Int1) : $(Builtin.Int32, Builtin.Int1) |
| %19 = tuple_extract %18 : $(Builtin.Int32, Builtin.Int1), 0 |
| %20 = tuple_extract %18 : $(Builtin.Int32, Builtin.Int1), 1 |
| cond_fail %20 : $Builtin.Int1 |
| br bb1(%19 : $Builtin.Int32, %15 : $Builtin.Int32) |
| } |
| |
| // CHECK: Induction variables for function: copy_iv |
| // CHECK: IV Header: [[ARG:%.*]] = argument of bb1 : $Builtin.Int32 |
| // CHECK: IV: [[ADD:%.*]] = builtin {{.*}}([[ARG]] : $Builtin.Int32, {{%.*}} : $Builtin.Int32, {{.*}} : $Builtin.Int1) : $(Builtin.Int32, Builtin.Int1) |
| // CHECK: with header: [[ARG]] = argument of bb1 : $Builtin.Int32 |
| // CHECK: IV: {{.*}} = tuple_extract [[ADD]] : $(Builtin.Int32, Builtin.Int1), 0 |
| // CHECK: with header: [[ARG]] = argument of bb1 : $Builtin.Int32 |
| |
| sil @copy_iv : $@convention(thin) (Int32, Int32) -> () { |
| bb0(%0 : $Int32, %1 : $Int32): |
| %2 = struct_extract %0 : $Int32, #Int32._value |
| %3 = integer_literal $Builtin.Int32, 2 |
| br bb1(%3 : $Builtin.Int32, %2 : $Builtin.Int32) |
| |
| bb1(%5 : $Builtin.Int32, %6 : $Builtin.Int32): |
| %8 = struct_extract %1 : $Int32, #Int32._value |
| %9 = builtin "cmp_ne_Int32"(%6 : $Builtin.Int32, %8 : $Builtin.Int32) : $Builtin.Int1 |
| cond_br %9, bb2, bb4 |
| |
| bb2: |
| %11 = integer_literal $Builtin.Int32, 1 |
| %13 = integer_literal $Builtin.Int1, -1 |
| %14 = builtin "sadd_with_overflow_Int32"(%6 : $Builtin.Int32, %11 : $Builtin.Int32, %13 : $Builtin.Int1) : $(Builtin.Int32, Builtin.Int1) |
| %15 = tuple_extract %14 : $(Builtin.Int32, Builtin.Int1), 0 |
| %16 = tuple_extract %14 : $(Builtin.Int32, Builtin.Int1), 1 |
| cond_fail %16 : $Builtin.Int1 |
| %19 = builtin "smul_with_overflow_Int32"(%15 : $Builtin.Int32, %3 : $Builtin.Int32, %13 : $Builtin.Int1) : $(Builtin.Int32, Builtin.Int1) |
| %20 = tuple_extract %19 : $(Builtin.Int32, Builtin.Int1), 0 |
| %21 = tuple_extract %19 : $(Builtin.Int32, Builtin.Int1), 1 |
| cond_fail %21 : $Builtin.Int1 |
| %24 = builtin "cmp_eq_Int32"(%5 : $Builtin.Int32, %20 : $Builtin.Int32) : $Builtin.Int1 |
| cond_br %24, bb4, bb3 |
| |
| bb3: |
| br bb1(%20 : $Builtin.Int32, %15 : $Builtin.Int32) |
| |
| bb4: |
| %27 = tuple () |
| return %27 : $() |
| } |