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48db89031a
Check if an operand's instruction has been deleted in `UseList.next()`. This allows to delete an instruction, which has two uses of a value, during use-list iteration.
296 lines
10 KiB
Plaintext
296 lines
10 KiB
Plaintext
// RUN: %empty-directory(%t)
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// RUN: %target-sil-opt -sil-print-types %s -test-instruction-iteration -o %t/out.sil | %FileCheck --check-prefix=LOG %s
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// RUN: %FileCheck %s < %t/out.sil
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// Use this testfile to check if the `swift-frontend -sil-opt` option works.
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// RUN: %swift_frontend_plain -sil-opt -sil-print-types %s -test-instruction-iteration -o %t/out.sil | %FileCheck --check-prefix=LOG %s
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// RUN: %FileCheck %s < %t/out.sil
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// REQUIRES: swift_in_compiler
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sil_stage canonical
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import Builtin
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// LOG-LABEL: Test instruction iteration in delete_current_forward:
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// LOG-NEXT: bb0:
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// LOG-NEXT: %0 = tuple ()
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// LOG-NEXT: %1 = string_literal utf8 "delete_strings"
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// LOG-NEXT: %1 = integer_literal $Builtin.Int64, 3
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// LOG-NEXT: return %0 : $()
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// LOG-NEXT: End function delete_current_forward:
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// CHECK-LABEL: sil @delete_current_forward : $@convention(thin) () -> () {
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// CHECK-NEXT: bb0:
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// CHECK-NEXT: %0 = tuple ()
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// CHECK-NEXT: %1 = integer_literal $Builtin.Int64, 3
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// CHECK-NEXT: return %0 : $()
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// CHECK-NEXT: } // end sil function 'delete_current_forward'
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sil @delete_current_forward : $@convention(thin) () -> () {
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bb0:
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%0 = tuple ()
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%1 = string_literal utf8 "delete_strings"
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%2 = integer_literal $Builtin.Int64, 3
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return %0 : $()
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}
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// LOG-LABEL: Test instruction iteration in delete_next_forward:
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// LOG-NEXT: bb0:
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// LOG-NEXT: %0 = tuple ()
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// LOG-NEXT: %1 = string_literal utf8 "delete_ints"
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// LOG-NEXT: return %0 : $()
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// LOG-NEXT: End function delete_next_forward:
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// CHECK-LABEL: sil @delete_next_forward : $@convention(thin) () -> () {
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// CHECK-NEXT: bb0:
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// CHECK-NEXT: %0 = tuple ()
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// CHECK-NEXT: %1 = string_literal utf8 "delete_ints"
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// CHECK-NEXT: return %0 : $()
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// CHECK-NEXT: } // end sil function 'delete_next_forward'
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sil @delete_next_forward : $@convention(thin) () -> () {
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bb0:
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%0 = tuple ()
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%1 = string_literal utf8 "delete_ints"
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%2 = integer_literal $Builtin.Int64, 3
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return %0 : $()
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}
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// LOG-LABEL: Test instruction iteration in delete_current_and_next_forward:
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// LOG-NEXT: bb0:
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// LOG-NEXT: %0 = tuple ()
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// LOG-NEXT: %1 = string_literal utf8 "delete_strings"
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// LOG-NEXT: return %0 : $()
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// LOG-NEXT: End function delete_current_and_next_forward:
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// CHECK-LABEL: sil @delete_current_and_next_forward : $@convention(thin) () -> () {
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// CHECK-NEXT: bb0:
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// CHECK-NEXT: %0 = tuple ()
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// CHECK-NEXT: return %0 : $()
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// CHECK-NEXT: } // end sil function 'delete_current_and_next_forward'
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sil @delete_current_and_next_forward : $@convention(thin) () -> () {
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bb0:
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%0 = tuple ()
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%1 = string_literal utf8 "delete_strings"
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%2 = string_literal utf8 ""
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return %0 : $()
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}
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// LOG-LABEL: Test instruction iteration in delete_until_end_forward:
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// LOG-NEXT: bb0:
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// LOG-NEXT: %0 = tuple ()
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// LOG-NEXT: %1 = string_literal utf8 "delete_branches"
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// LOG-NEXT: %2 = string_literal utf8 "delete_strings"
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// LOG-NEXT: bb1:
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// LOG-NEXT: return %0 : $()
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// LOG-NEXT: End function delete_until_end_forward:
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// CHECK-LABEL: sil @delete_until_end_forward : $@convention(thin) () -> () {
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// CHECK-NEXT: bb0:
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// CHECK-NEXT: %0 = tuple ()
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// CHECK-NEXT: unreachable
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// CHECK: } // end sil function 'delete_until_end_forward'
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sil @delete_until_end_forward : $@convention(thin) () -> () {
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bb0:
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%0 = tuple ()
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%1 = string_literal utf8 "delete_branches"
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%2 = string_literal utf8 "delete_strings"
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%3 = string_literal utf8 ""
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%4 = string_literal utf8 ""
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br bb1
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bb1:
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return %0 : $()
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}
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// LOG-LABEL: Test instruction iteration in delete_current_backward:
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// LOG-NEXT: bb0:
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// LOG-NEXT: return %0 : $()
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// LOG-NEXT: %2 = string_literal utf8 "delete_strings"
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// LOG-NEXT: %1 = integer_literal $Builtin.Int64, 3
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// LOG-NEXT: %0 = tuple ()
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// LOG-NEXT: End function delete_current_backward:
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// CHECK-LABEL: sil @delete_current_backward : $@convention(thin) () -> () {
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// CHECK-NEXT: bb0:
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// CHECK-NEXT: %0 = tuple ()
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// CHECK-NEXT: %1 = integer_literal $Builtin.Int64, 3
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// CHECK-NEXT: return %0 : $()
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// CHECK-NEXT: } // end sil function 'delete_current_backward'
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sil @delete_current_backward : $@convention(thin) () -> () {
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bb0:
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%0 = tuple ()
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%1 = integer_literal $Builtin.Int64, 3
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%2 = string_literal utf8 "delete_strings"
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return %0 : $()
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}
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// LOG-LABEL: Test instruction iteration in delete_next_backward:
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// LOG-NEXT: bb0:
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// LOG-NEXT: return %0 : $()
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// LOG-NEXT: %2 = string_literal utf8 "delete_ints"
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// LOG-NEXT: %0 = tuple ()
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// LOG-NEXT: End function delete_next_backward:
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// CHECK-LABEL: sil @delete_next_backward : $@convention(thin) () -> () {
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// CHECK-NEXT: bb0:
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// CHECK-NEXT: %0 = tuple ()
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// CHECK-NEXT: %1 = string_literal utf8 "delete_ints"
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// CHECK-NEXT: return %0 : $()
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// CHECK-NEXT: } // end sil function 'delete_next_backward'
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sil @delete_next_backward : $@convention(thin) () -> () {
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bb0:
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%0 = tuple ()
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%1 = integer_literal $Builtin.Int64, 3
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%2 = string_literal utf8 "delete_ints"
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return %0 : $()
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}
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// LOG-LABEL: Test instruction iteration in delete_current_and_next_backward:
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// LOG-NEXT: bb0:
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// LOG-NEXT: return %0 : $()
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// LOG-NEXT: %2 = string_literal utf8 "delete_strings"
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// LOG-NEXT: %0 = tuple ()
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// LOG-NEXT: End function delete_current_and_next_backward:
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// CHECK-LABEL: sil @delete_current_and_next_backward : $@convention(thin) () -> () {
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// CHECK-NEXT: bb0:
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// CHECK-NEXT: %0 = tuple ()
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// CHECK-NEXT: return %0 : $()
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// CHECK-NEXT: } // end sil function 'delete_current_and_next_backward'
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sil @delete_current_and_next_backward : $@convention(thin) () -> () {
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bb0:
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%0 = tuple ()
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%1 = string_literal utf8 ""
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%2 = string_literal utf8 "delete_strings"
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return %0 : $()
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}
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// LOG-LABEL: Test instruction iteration in delete_until_end_backward:
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// LOG-NEXT: bb0:
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// LOG-NEXT: return %3 : $()
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// LOG-NEXT: %3 = tuple ()
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// LOG-NEXT: %2 = string_literal utf8 "delete_strings"
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// LOG-NEXT: End function delete_until_end_backward:
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// CHECK-LABEL: sil @delete_until_end_backward : $@convention(thin) () -> () {
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// CHECK-NEXT: bb0:
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// CHECK-NEXT: %0 = tuple ()
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// CHECK-NEXT: return %0 : $()
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// CHECK-NEXT: } // end sil function 'delete_until_end_backward'
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sil @delete_until_end_backward : $@convention(thin) () -> () {
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bb0:
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%0 = string_literal utf8 ""
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%1 = string_literal utf8 ""
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%2 = string_literal utf8 "delete_strings"
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%3 = tuple ()
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return %3 : $()
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}
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// LOG-LABEL: Test instruction iteration in split_block_forward:
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// LOG-NEXT: bb0:
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// LOG-NEXT: %0 = tuple ()
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// LOG-NEXT: %1 = string_literal utf8 "split_block"
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// LOG-NEXT: %2 = integer_literal $Builtin.Int64, 3
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// LOG-NEXT: return %0 : $()
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// LOG-NEXT: End function split_block_forward:
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// CHECK-LABEL: sil @split_block_forward : $@convention(thin) () -> () {
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// CHECK-NEXT: bb0:
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// CHECK-NEXT: %0 = tuple ()
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// CHECK-NEXT: unreachable
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// CHECK: bb1:
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// CHECK-NEXT: %2 = string_literal utf8 "split_block"
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// CHECK-NEXT: %3 = integer_literal $Builtin.Int64, 3
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// CHECK-NEXT: return %0 : $()
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// CHECK-NEXT: } // end sil function 'split_block_forward'
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sil @split_block_forward : $@convention(thin) () -> () {
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bb0:
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%0 = tuple ()
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%1 = string_literal utf8 "split_block"
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%2 = integer_literal $Builtin.Int64, 3
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return %0 : $()
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}
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// LOG-LABEL: Test instruction iteration in split_block_backward:
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// LOG-NEXT: bb0:
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// LOG-NEXT: return %0 : $()
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// LOG-NEXT: %2 = integer_literal $Builtin.Int64, 3
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// LOG-NEXT: %1 = string_literal utf8 "split_block"
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// LOG-NEXT: %0 = tuple ()
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// LOG-NEXT: End function split_block_backward:
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// CHECK-LABEL: sil @split_block_backward : $@convention(thin) () -> () {
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// CHECK-NEXT: bb0:
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// CHECK-NEXT: %0 = tuple ()
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// CHECK-NEXT: unreachable
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// CHECK: bb1:
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// CHECK-NEXT: %2 = string_literal utf8 "split_block"
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// CHECK-NEXT: %3 = integer_literal $Builtin.Int64, 3
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// CHECK-NEXT: return %0 : $()
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// CHECK-NEXT: } // end sil function 'split_block_backward'
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sil @split_block_backward : $@convention(thin) () -> () {
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bb0:
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%0 = tuple ()
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%1 = string_literal utf8 "split_block"
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%2 = integer_literal $Builtin.Int64, 3
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return %0 : $()
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}
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sil @use1 : $@convention(thin) (Builtin.RawPointer) -> ()
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sil @use2 : $@convention(thin) (Builtin.RawPointer, Builtin.RawPointer) -> ()
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// LOG-LABEL: Test instruction iteration in print_uses:
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// LOG-NEXT: bb0:
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// LOG-NEXT: %0 = string_literal utf8 "print_uses"
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// LOG-NEXT: use: operand #2 of %4 = apply %3(%0, %0)
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// LOG-NEXT: use: operand #1 of %4 = apply %3(%0, %0)
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// LOG-NEXT: use: operand #1 of %2 = apply %1(%0)
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// LOG-NEXT: // function_ref use1
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// LOG: End function print_uses:
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sil @print_uses : $@convention(thin) () -> () {
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bb0:
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%0 = string_literal utf8 "print_uses"
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%1 = function_ref @use1 : $@convention(thin) (Builtin.RawPointer) -> ()
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%2 = apply %1(%0) : $@convention(thin) (Builtin.RawPointer) -> ()
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%3 = function_ref @use2 : $@convention(thin) (Builtin.RawPointer, Builtin.RawPointer) -> ()
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%4 = apply %3(%0, %0) : $@convention(thin) (Builtin.RawPointer, Builtin.RawPointer) -> ()
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%5 = tuple ()
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return %5
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}
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// LOG-LABEL: Test instruction iteration in delete_first_user:
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// LOG-NEXT: bb0:
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// LOG-NEXT: %0 = string_literal utf8 "delete_first_user"
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// LOG-NEXT: use: operand #1 of %2 = apply %1(%0)
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// LOG-NEXT: // function_ref use1
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// LOG: End function delete_first_user:
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sil @delete_first_user : $@convention(thin) () -> () {
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bb0:
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%0 = string_literal utf8 "delete_first_user"
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%1 = function_ref @use1 : $@convention(thin) (Builtin.RawPointer) -> ()
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%2 = apply %1(%0) : $@convention(thin) (Builtin.RawPointer) -> ()
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%3 = function_ref @use2 : $@convention(thin) (Builtin.RawPointer, Builtin.RawPointer) -> ()
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%4 = apply %3(%0, %0) : $@convention(thin) (Builtin.RawPointer, Builtin.RawPointer) -> ()
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%5 = tuple ()
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return %5
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}
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// LOG-LABEL: Test instruction iteration in delete_second_user:
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// LOG-NEXT: bb0:
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// LOG-NEXT: %0 = string_literal utf8 "delete_second_user"
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// LOG-NEXT: use: operand #1 of %5 = apply %1(%0)
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// LOG-NEXT: use: operand #1 of %2 = apply %1(%0)
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// LOG-NEXT: // function_ref use1
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// LOG: End function delete_second_user:
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sil @delete_second_user : $@convention(thin) () -> () {
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bb0:
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%0 = string_literal utf8 "delete_second_user"
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%1 = function_ref @use1 : $@convention(thin) (Builtin.RawPointer) -> ()
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%2 = apply %1(%0) : $@convention(thin) (Builtin.RawPointer) -> ()
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%3 = function_ref @use2 : $@convention(thin) (Builtin.RawPointer, Builtin.RawPointer) -> ()
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%4 = apply %3(%0, %0) : $@convention(thin) (Builtin.RawPointer, Builtin.RawPointer) -> ()
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%5 = apply %1(%0) : $@convention(thin) (Builtin.RawPointer) -> ()
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%6 = tuple ()
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return %6
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}
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