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Emil Pedersen
5c3a9a8b9a
A VarInfo within an AllocStackInst should only be used when the variable is fully in the stack slot. Otherwise, a debug_value should be used.
68 lines
3.1 KiB
Plaintext
68 lines
3.1 KiB
Plaintext
// RUN: %target-swift-frontend %s -sil-verify-all -g -Xllvm -sil-print-types -emit-sil -o - | %FileCheck --check-prefix=CHECK-SIL %s
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// RUN: %target-swift-frontend -disable-debugger-shadow-copies -primary-file %s -emit-ir -g -o - | %FileCheck %s
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import Builtin
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import Swift
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struct MyStruct {
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var x: Builtin.Int64
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var y: Builtin.Int64
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}
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struct SmallStruct {
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var z : Builtin.Int64
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}
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sil_scope 1 { loc "file.swift":7:6 parent @test_fragment : $@convention(thin) () -> () }
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// Testing op_fragment w/ debug_value
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sil hidden @test_fragment : $@convention(thin) () -> () {
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bb0:
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%2 = alloc_stack $MyStruct, var, name "my_struct", loc "file.swift":8:9, scope 1
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// CHECK: %[[MY_STRUCT:.+]] = alloca %{{.*}}MyStruct
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// CHECK: #dbg_declare({{.*}} %[[MY_STRUCT]], ![[VAR_DECL_MD:[0-9]+]]
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// CHECK: %[[SMALL_STRUCT:.+]] = alloca %{{.*}}SmallStruct
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// CHECK: #dbg_declare({{.*}} %[[SMALL_STRUCT]], ![[SMALL_VAR_DECL_MD:[0-9]+]]
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%3 = struct_element_addr %2 : $*MyStruct, #MyStruct.x, loc "file.swift":9:17, scope 1
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// CHECK: %[[FIELD_X:.*]] = getelementptr {{.*}} %[[MY_STRUCT]]
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// CHECK-SIL: debug_value %{{[0-9]+}} : $*Builtin.Int64
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// CHECK-SIL-SAME: (name "my_struct", loc "file.swift":8:9)
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// CHECK-SIL-SAME: type $MyStruct, expr op_deref:op_fragment:#MyStruct.x
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debug_value %3 : $*Builtin.Int64, var, (name "my_struct", loc "file.swift":8:9, scope 1), type $MyStruct, expr op_deref:op_fragment:#MyStruct.x, loc "file.swift":9:17, scope 1
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%4 = alloc_stack $SmallStruct, var, name "small_struct", loc "file.swift":10:11, scope 1
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%5 = struct_element_addr %4 : $*SmallStruct, #SmallStruct.z, loc "file.swift":11:13, scope 1
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// CHECK: %[[FIELD_Z:.*]] = getelementptr {{.*}} %[[SMALL_STRUCT]]
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// If the fragment covers the whole struct, we're not generating the
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// DW_OP_LLVM_fragment part.
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debug_value %5 : $*Builtin.Int64, var, (name "small_struct", loc "file.swift":10:11, scope 1), type $SmallStruct, expr op_deref:op_fragment:#SmallStruct.z, loc "file.swift":11:13, scope 1
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dealloc_stack %4 : $*SmallStruct
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dealloc_stack %2 : $*MyStruct
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%r = tuple()
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return %r : $()
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}
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sil_scope 3 { loc "file.swift":16:7 parent @test_op_const : $@convention(thin) (Int64, Int64) -> () }
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// Testing op_constu and op_consts
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sil hidden @test_op_const : $@convention(thin) (Int64, Int64) -> () {
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bb0(%arg : $Int64, %arg2 : $Int64):
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debug_value %arg : $Int64, let, name "the_arg", argno 1, expr op_constu:77, loc "file.swift":17:2, scope 3
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debug_value %arg2 : $Int64, let, name "the_2nd_arg", argno 2, expr op_consts:-87, loc "file.swift":17:4, scope 3
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%r = tuple()
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return %r : $()
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}
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sil_scope 4 { loc "file.swift":18:8 parent @test_arithmetic : $@convention(thin) (Int64, Int64) -> () }
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// Testing basic arithmetic operators like op_plus and op_minus
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sil hidden @test_arithmetic : $@convention(thin) (Int64, Int64) -> () {
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bb0(%arg : $Int64, %arg2 : $Int64):
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debug_value %arg : $Int64, let, name "the_arg", argno 1, expr op_constu:3:op_plus, loc "file.swift":19:2, scope 4
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debug_value %arg2 : $Int64, let, name "the_2nd_arg", argno 2, expr op_constu:5:op_minus, loc "file.swift":19:4, scope 4
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%r = tuple()
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return %r : $()
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}
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