Update IRGen tests for SwiftCC.

Author: troughton

test/IRGen/boxed_existential.sil

@@ -40,7 +40,7 @@ struct SomeError: Error {
 // CHECK-LABEL: define{{( protected)?}} swiftcc %swift.error* @alloc_boxed_existential_concrete
 sil @alloc_boxed_existential_concrete : $@convention(thin) (@owned SomeError) -> @owned Error {
 entry(%x : $SomeError):
-  // CHECK: [[BOX_PAIR:%.*]] = call { %swift.error*, %swift.opaque* } @swift_allocError(%swift.type* {{.*}} @_T017boxed_existential9SomeErrorVMf, {{.*}}, i8** {{%.*|@_T017boxed_existential9SomeErrorVs0D0AAWP}}, %swift.opaque* null, i1 false)
+  // CHECK: [[BOX_PAIR:%.*]] = call swiftcc { %swift.error*, %swift.opaque* } @swift_allocError(%swift.type* {{.*}} @_T017boxed_existential9SomeErrorVMf, {{.*}}, i8** {{%.*|@_T017boxed_existential9SomeErrorVs0D0AAWP}}, %swift.opaque* null, i1 false)
   // CHECK: [[BOX:%.*]] = extractvalue { %swift.error*, %swift.opaque* } [[BOX_PAIR]], 0
   // CHECK: [[OPAQUE_ADDR:%.*]] = extractvalue { %swift.error*, %swift.opaque* } [[BOX_PAIR]], 1
   // CHECK: [[ADDR:%.*]] = bitcast %swift.opaque* [[OPAQUE_ADDR]] to %T17boxed_existential9SomeErrorV*

test/IRGen/closure.swift

@@ -49,7 +49,7 @@ func b<T : Ordinable>(seq seq: T) -> (Int) -> Int {
 func captures_tuple<T, U>(x x: (T, U)) -> () -> (T, U) {
   // CHECK: [[METADATA:%.*]] = call %swift.type* @swift_getTupleTypeMetadata2(%swift.type* %T, %swift.type* %U, i8* null, i8** null)
   // CHECK-NOT: @swift_getTupleTypeMetadata2
-  // CHECK: [[BOX:%.*]] = call { %swift.refcounted*, %swift.opaque* } @swift_allocBox(%swift.type* [[METADATA]])
+  // CHECK: [[BOX:%.*]] = call swiftcc { %swift.refcounted*, %swift.opaque* } @swift_allocBox(%swift.type* [[METADATA]])
   // CHECK: [[ADDR:%.*]] = extractvalue { %swift.refcounted*, %swift.opaque* } [[BOX]], 1
   // CHECK: bitcast %swift.opaque* [[ADDR]] to <{}>*
   return {x}

test/IRGen/existentials_opaque_boxed.sil

@@ -54,7 +54,7 @@ entry(%0 : $*T):
 // CHECK:  ret %swift.opaque* [[EXISTENTIAL_BUFFER_OPAQUE]]
 //
 // CHECK:allocateBox:
-// CHECK:  [[CALL:%.*]] = call { %swift.refcounted*, %swift.opaque* } @swift_allocBox(%swift.type* [[METATYPE]])
+// CHECK:  [[CALL:%.*]] = call swiftcc { %swift.refcounted*, %swift.opaque* } @swift_allocBox(%swift.type* [[METATYPE]])
 // CHECK:  [[BOX:%.*]] = extractvalue { %swift.refcounted*, %swift.opaque* } [[CALL]], 0
 // CHECK:  [[ADDR:%.*]] = extractvalue { %swift.refcounted*, %swift.opaque* } [[CALL]], 1
 // CHECK:  [[ADDR_IN_BUFFER:%.*]] = bitcast [{{(24|12)}} x i8]* [[EXISTENTIAL_BUFFER]] to %swift.refcounted**
@@ -221,7 +221,7 @@ bb0(%0 : $*Existential):
 // CHECK: boxed:
 // CHECK:  [[ALIGNMASK:%.*]] = and {{(i64|i32)}} [[FLAGS]], 65535
 // CHECK:  [[OPAQUE_ADDR:%.*]] = bitcast [{{(24|12)}} x i8]* %0 to %swift.opaque*
-// CHECK:  [[REFANDADDR:%.*]] = call { %swift.refcounted*, %swift.opaque* } @swift_makeBoxUnique(%swift.opaque* [[OPAQUE_ADDR]], %swift.type* %1, {{(i64|i32)}} [[ALIGNMASK]])
+// CHECK:  [[REFANDADDR:%.*]] = call swiftcc { %swift.refcounted*, %swift.opaque* } @swift_makeBoxUnique(%swift.opaque* [[OPAQUE_ADDR]], %swift.type* %1, {{(i64|i32)}} [[ALIGNMASK]])
 // CHECK:  [[REF:%.*]] = extractvalue { %swift.refcounted*, %swift.opaque* } [[REFANDADDR]], 0
 // CHECK:  [[ADDR:%.*]] = extractvalue { %swift.refcounted*, %swift.opaque* } [[REFANDADDR]], 1
 // CHECK:  ret %swift.opaque* [[ADDR]]

test/IRGen/typed_boxes.sil

@@ -121,7 +121,7 @@ sil @take_t : $@convention(thin) <T> (@in T) -> ()
 sil @dyn_box_a : $@convention(thin) <T> () -> () {
 entry:
   // CHECK: [[METADATA:%.*]] = call %swift.type* @_T011typed_boxes3DynVMa(%swift.type* %T)
-  // CHECK: [[ALLOC:%.*]] = call { %swift.refcounted*, %swift.opaque* } @swift_allocBox(%swift.type* [[METADATA]])
+  // CHECK: [[ALLOC:%.*]] = call swiftcc { %swift.refcounted*, %swift.opaque* } @swift_allocBox(%swift.type* [[METADATA]])
   // CHECK: [[BOX:%.*]] = extractvalue { %swift.refcounted*, %swift.opaque* } [[ALLOC]], 0
   // CHECK: [[PTR:%.*]] = extractvalue { %swift.refcounted*, %swift.opaque* } [[ALLOC]], 1
   %a = alloc_box $<τ_0_0> { var τ_0_0 } <Dyn<T>>