authorgravatar for git@vexu.euVeikka Tuominen <git@vexu.eu> 2022-11-28 13:49:51+02:00
committergravatar for git@vexu.euVeikka Tuominen <git@vexu.eu> 2022-11-30 15:14:34+02:00
log7be6f352e395b1fdc5cc7c3c91067cf4e473d753
treef16ee7be28e0a469e96a2083acb957035316c8c7
parent3281494dc50055dde0415cefb7dec806437741cc

cbe: fix asm return values

1 files changed, 6 insertions(+), 0 deletions(-)

src/codegen/c.zig+6
...@@ -4108,6 +4108,8 @@ fn airAsm(f: *Function, inst: Air.Inst.Index) !CValue {...@@ -4108,6 +4108,8 @@ fn airAsm(f: *Function, inst: Air.Inst.Index) !CValue {
4108 if (is_reg) {4108 if (is_reg) {
4109 try f.writeCValue(writer, .{ .local = locals_index }, .Other);4109 try f.writeCValue(writer, .{ .local = locals_index }, .Other);
4110 locals_index += 1;4110 locals_index += 1;
4111 } else if (output == .none) {
4112 try f.writeCValue(writer, local, .FunctionArgument);
4111 } else {4113 } else {
4112 try f.writeCValueDeref(writer, try f.resolveInst(output));4114 try f.writeCValueDeref(writer, try f.resolveInst(output));
4113 }4115 }
...@@ -4411,6 +4413,10 @@ fn structFieldPtr(f: *Function, inst: Air.Inst.Index, struct_ptr_ty: Type, struc...@@ -4411,6 +4413,10 @@ fn structFieldPtr(f: *Function, inst: Air.Inst.Index, struct_ptr_ty: Type, struc
4411 u8_ptr_pl.data.pointee_type = Type.u8;4413 u8_ptr_pl.data.pointee_type = Type.u8;
4412 const u8_ptr_ty = Type.initPayload(&u8_ptr_pl.base);4414 const u8_ptr_ty = Type.initPayload(&u8_ptr_pl.base);
44134415
4416 if (!std.mem.isAligned(byte_offset, field_ptr_ty.ptrAlignment(target))) {
4417 return f.fail("TODO: CBE: unaligned packed struct field pointer", .{});
4418 }
4419
4414 try writer.writeAll("&((");4420 try writer.writeAll("&((");
4415 try f.renderTypecast(writer, u8_ptr_ty);4421 try f.renderTypecast(writer, u8_ptr_ty);
4416 try writer.writeByte(')');4422 try writer.writeByte(')');