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| author | Andrew Kelley <andrew@ziglang.org> | 2022-08-10 19:13:29 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-08-10 19:13:29 -0400 |
| commit | e0178890ba5ad76fdf5ba955f479ccf6f05a3d49 (patch) | |
| tree | 97388d19f25afa268f68862225a3a1a478feb3f6 /src/codegen/llvm.zig | |
| parent | 45c444ff18b43d30a7277e346174ba6eca4a6193 (diff) | |
| parent | 0d32b73078aa4579187f7d5c67343a6036eed277 (diff) | |
| download | zig-e0178890ba5ad76fdf5ba955f479ccf6f05a3d49.tar.gz zig-e0178890ba5ad76fdf5ba955f479ccf6f05a3d49.zip | |
Merge pull request #12379 from ifreund/packed-struct-explicit-backing-int
stage2: Implement explicit backing integers for packed structs
Diffstat (limited to 'src/codegen/llvm.zig')
| -rw-r--r-- | src/codegen/llvm.zig | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/src/codegen/llvm.zig b/src/codegen/llvm.zig index 9c3efa18cd..6d2922ea3f 100644 --- a/src/codegen/llvm.zig +++ b/src/codegen/llvm.zig @@ -1683,8 +1683,7 @@ pub const Object = struct { if (ty.castTag(.@"struct")) |payload| { const struct_obj = payload.data; if (struct_obj.layout == .Packed) { - var buf: Type.Payload.Bits = undefined; - const info = struct_obj.packedIntegerType(target, &buf).intInfo(target); + const info = struct_obj.backing_int_ty.intInfo(target); const dwarf_encoding: c_uint = switch (info.signedness) { .signed => DW.ATE.signed, .unsigned => DW.ATE.unsigned, @@ -2679,9 +2678,7 @@ pub const DeclGen = struct { const struct_obj = t.castTag(.@"struct").?.data; if (struct_obj.layout == .Packed) { - var buf: Type.Payload.Bits = undefined; - const int_ty = struct_obj.packedIntegerType(target, &buf); - const int_llvm_ty = try dg.lowerType(int_ty); + const int_llvm_ty = try dg.lowerType(struct_obj.backing_int_ty); gop.value_ptr.* = int_llvm_ty; return int_llvm_ty; } @@ -3330,8 +3327,8 @@ pub const DeclGen = struct { const struct_obj = tv.ty.castTag(.@"struct").?.data; if (struct_obj.layout == .Packed) { - const big_bits = struct_obj.packedIntegerBits(target); - const int_llvm_ty = dg.context.intType(big_bits); + const big_bits = struct_obj.backing_int_ty.bitSize(target); + const int_llvm_ty = dg.context.intType(@intCast(c_uint, big_bits)); const fields = struct_obj.fields.values(); comptime assert(Type.packed_struct_layout_version == 2); var running_int: *const llvm.Value = int_llvm_ty.constNull(); @@ -8243,8 +8240,8 @@ pub const FuncGen = struct { .Struct => { if (result_ty.containerLayout() == .Packed) { const struct_obj = result_ty.castTag(.@"struct").?.data; - const big_bits = struct_obj.packedIntegerBits(target); - const int_llvm_ty = self.dg.context.intType(big_bits); + const big_bits = struct_obj.backing_int_ty.bitSize(target); + const int_llvm_ty = self.dg.context.intType(@intCast(c_uint, big_bits)); const fields = struct_obj.fields.values(); comptime assert(Type.packed_struct_layout_version == 2); var running_int: *const llvm.Value = int_llvm_ty.constNull(); |