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Enable SubobjectDestroy.Op to destroy a struct's fields (#7829)

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This is a partial implementation of #7362.
This commit is contained in:
Christopher Di Bella
2026-09-29 00:13:37 +00:00
committed by GitHub
parent 6abcfa24b2
commit b0bc5ed338
67 changed files with 671 additions and 3 deletions
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toolchain/lower/testdata/interop/cpp/class/export/class.carbon
Vendored
+16
View File
@@ -295,6 +295,10 @@ fn G() {
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define weak_odr void @"_CSubobjectDestroy.63f0d36eb067b612:core.Destroy.Core"(ptr %self) #5 !dbg !67 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %.loc6_20.1.y = getelementptr inbounds nuw <{ ptr, i32 }>, ptr %self, i32 0, i32 1, !dbg !69
// CHECK:STDOUT: call void @"_CSelfDestruct.f58524831c37807e:core.Destroy.Core"(ptr %.loc6_20.1.y), !dbg !69
// CHECK:STDOUT: %.loc6_20.2.x = getelementptr inbounds nuw <{ ptr, i32 }>, ptr %self, i32 0, i32 0, !dbg !69
// CHECK:STDOUT: call void @"_CSelfDestruct.d088c7eb746488be:core.Destroy.Core"(ptr %.loc6_20.2.x), !dbg !69
// CHECK:STDOUT: ret void, !dbg !69
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -336,6 +340,10 @@ fn G() {
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define weak_odr void @"_CSubobjectDestroy.680fc8e588bd03e0:core.Destroy.Core"(ptr %self) #5 !dbg !91 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %.loc11_15.1.b = getelementptr inbounds nuw { <{ ptr, i32 }>, i32 }, ptr %self, i32 0, i32 1, !dbg !93
// CHECK:STDOUT: call void @"_CSelfDestruct.f58524831c37807e:core.Destroy.Core"(ptr %.loc11_15.1.b), !dbg !93
// CHECK:STDOUT: %.loc11_15.2.a = getelementptr inbounds nuw { <{ ptr, i32 }>, i32 }, ptr %self, i32 0, i32 0, !dbg !93
// CHECK:STDOUT: call void @"_CSelfDestruct.5a318796badc8ab7:core.Destroy.Core"(ptr %.loc11_15.2.a), !dbg !93
// CHECK:STDOUT: ret void, !dbg !93
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -377,6 +385,10 @@ fn G() {
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define weak_odr void @"_CSubobjectDestroy.d1ce4198d9e72e02:core.Destroy.Core"(ptr %self) #5 !dbg !115 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %.loc16_15.1.c = getelementptr inbounds nuw { <{ ptr, i32 }>, i32 }, ptr %self, i32 0, i32 1, !dbg !117
// CHECK:STDOUT: call void @"_CSelfDestruct.f58524831c37807e:core.Destroy.Core"(ptr %.loc16_15.1.c), !dbg !117
// CHECK:STDOUT: %.loc16_15.2.base = getelementptr inbounds nuw { <{ ptr, i32 }>, i32 }, ptr %self, i32 0, i32 0, !dbg !117
// CHECK:STDOUT: call void @"_CSelfDestruct.5a318796badc8ab7:core.Destroy.Core"(ptr %.loc16_15.2.base), !dbg !117
// CHECK:STDOUT: ret void, !dbg !117
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -568,6 +580,10 @@ fn G() {
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define weak_odr void @"_CSubobjectDestroy.b4c762864cd9a02b:core.Destroy.Core"(ptr %self) #2 !dbg !151 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %.loc6_14.1.b = getelementptr inbounds nuw { i32, i32 }, ptr %self, i32 0, i32 1, !dbg !153
// CHECK:STDOUT: call void @"_CSelfDestruct.f58524831c37807e:core.Destroy.Core"(ptr %.loc6_14.1.b), !dbg !153
// CHECK:STDOUT: %.loc6_14.2.a = getelementptr inbounds nuw { i32, i32 }, ptr %self, i32 0, i32 0, !dbg !153
// CHECK:STDOUT: call void @"_CSelfDestruct.f58524831c37807e:core.Destroy.Core"(ptr %.loc6_14.2.a), !dbg !153
// CHECK:STDOUT: ret void, !dbg !153
// CHECK:STDOUT: }
// CHECK:STDOUT:
toolchain/lower/testdata/interop/cpp/class/import/dynamic.carbon
Vendored
+2
View File
@@ -117,6 +117,8 @@ fn DoThing() {
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define weak_odr void @"_CSubobjectDestroy.0a0b9df20a60c6f6:core.Destroy.Core"(ptr %self) #2 !dbg !68 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %.loc22.base = getelementptr inbounds nuw { [16 x i8] }, ptr %self, i32 0, i32 0, !dbg !70
// CHECK:STDOUT: call void @"_CSelfDestruct.352b8f386f44a614:core.Destroy.Core"(ptr %.loc22.base), !dbg !70
// CHECK:STDOUT: ret void, !dbg !70
// CHECK:STDOUT: }
// CHECK:STDOUT:
toolchain/lower/testdata/interop/cpp/class/virtual_fn.carbon
Vendored
+2
View File
@@ -227,6 +227,8 @@ void delete_new_Base() {
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define weak_odr void @"_CSubobjectDestroy.e9cc9e95545cc62f:core.Destroy.Core"(ptr %self) #8 !dbg !45 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %.loc12.base = getelementptr inbounds nuw { [8 x i8] }, ptr %self, i32 0, i32 0, !dbg !47
// CHECK:STDOUT: call void @"_CSelfDestruct.f2cd4feee22137a3:core.Destroy.Core"(ptr %.loc12.base), !dbg !47
// CHECK:STDOUT: ret void, !dbg !47
// CHECK:STDOUT: }
// CHECK:STDOUT:
toolchain/lower/testdata/interop/cpp/class/virtual_fn_carbon_only.carbon
Vendored
+2
View File
@@ -93,6 +93,8 @@ fn F() {
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define weak_odr void @"_CSubobjectDestroy.de73a19002e400c9:core.Destroy.Core"(ptr %self) #1 !dbg !31 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %.loc18.base = getelementptr inbounds nuw { [8 x i8] }, ptr %self, i32 0, i32 0, !dbg !33
// CHECK:STDOUT: call void @"_CSelfDestruct.3d7b8a41b4c67e71:core.Destroy.Core"(ptr %.loc18.base), !dbg !33
// CHECK:STDOUT: ret void, !dbg !33
// CHECK:STDOUT: }
// CHECK:STDOUT: