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Erik Eckstein
3243f87204
Tests require the compiler built with SwiftCompilerSources since a long time. So this lit feature was redundant anyway. We can remove it.
73 lines
3.3 KiB
Plaintext
73 lines
3.3 KiB
Plaintext
// RUN: %target-sil-opt -enable-sil-verify-all %s -simplification -simplify-instruction=tuple_pack_element_addr | %FileCheck %s
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import Swift
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import Builtin
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struct A {}
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struct B {}
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sil @use : $@convention(thin) <T> (@in_guaranteed T) -> ()
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// CHECK-LABEL: sil @simplify_scalar_index_zero
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// CHECK-NOT: tuple_pack_element_addr
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// CHECK: [[ADDR:%[^,]+]] = tuple_element_addr %0, 0
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// CHECK: apply {{.*}}<A>([[ADDR]])
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// CHECK: } // end sil function 'simplify_scalar_index_zero'
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sil @simplify_scalar_index_zero : $@convention(thin) (@inout (A, B)) -> () {
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bb0(%tuple : $*(A, B)):
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%idx = scalar_pack_index 0 of $Pack{A, B}
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%addr = tuple_pack_element_addr %idx of %tuple : $*(A, B) as $*A
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%use = function_ref @use : $@convention(thin) <T> (@in_guaranteed T) -> ()
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apply %use<A>(%addr) : $@convention(thin) <T> (@in_guaranteed T) -> ()
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%ret = tuple ()
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return %ret : $()
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}
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// CHECK-LABEL: sil @simplify_scalar_index_one
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// CHECK-NOT: tuple_pack_element_addr
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// CHECK: [[ADDR:%[^,]+]] = tuple_element_addr %0, 1
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// CHECK: apply {{.*}}<B>([[ADDR]])
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// CHECK: } // end sil function 'simplify_scalar_index_one'
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sil @simplify_scalar_index_one : $@convention(thin) (@inout (A, B)) -> () {
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bb0(%tuple : $*(A, B)):
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%idx = scalar_pack_index 1 of $Pack{A, B}
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%addr = tuple_pack_element_addr %idx of %tuple : $*(A, B) as $*B
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%use = function_ref @use : $@convention(thin) <T> (@in_guaranteed T) -> ()
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apply %use<B>(%addr) : $@convention(thin) <T> (@in_guaranteed T) -> ()
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%ret = tuple ()
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return %ret : $()
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}
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// A dynamic_pack_index does not get simplified, since the indexed
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// component is not statically known.
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// CHECK-LABEL: sil @dont_simplify_dynamic_pack_index
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// CHECK: tuple_pack_element_addr
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// CHECK: } // end sil function 'dont_simplify_dynamic_pack_index'
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sil @dont_simplify_dynamic_pack_index : $@convention(thin) (@inout (A, B), Builtin.Word) -> () {
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bb0(%tuple : $*(A, B), %i : $Builtin.Word):
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%idx = dynamic_pack_index %i of $Pack{A, B}
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%tok = open_pack_element %idx of <each Z> at <Pack{A, B}>, shape $Z, uuid "01234567-89AB-CDEF-0123-000000000000"
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%addr = tuple_pack_element_addr %idx of %tuple : $*(A, B) as $*@pack_element("01234567-89AB-CDEF-0123-000000000000") Z
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%use = function_ref @use : $@convention(thin) <T> (@in_guaranteed T) -> ()
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apply %use<@pack_element("01234567-89AB-CDEF-0123-000000000000") Z>(%addr) : $@convention(thin) <T> (@in_guaranteed T) -> ()
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%ret = tuple ()
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return %ret : $()
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}
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// A scalar_pack_index over a tuple containing a pack expansion does not
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// get simplified, since tuple_element_addr cannot index past the
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// expansion at compile time.
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// CHECK-LABEL: sil @dont_simplify_pack_expansion_tuple
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// CHECK: tuple_pack_element_addr
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// CHECK: } // end sil function 'dont_simplify_pack_expansion_tuple'
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sil @dont_simplify_pack_expansion_tuple : $@convention(thin) <each T> (@inout (A, repeat each T, B)) -> () {
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bb0(%tuple : $*(A, repeat each T, B)):
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%idx = scalar_pack_index 0 of $Pack{A, repeat each T, B}
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%addr = tuple_pack_element_addr %idx of %tuple : $*(A, repeat each T, B) as $*A
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%use = function_ref @use : $@convention(thin) <T> (@in_guaranteed T) -> ()
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apply %use<A>(%addr) : $@convention(thin) <T> (@in_guaranteed T) -> ()
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%ret = tuple ()
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return %ret : $()
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}
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