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comparison dmd/ReturnStatement.d @ 67:f708f0452e81

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some of the backend/codegen stuff implemented
author korDen
date Mon, 23 Aug 2010 21:21:05 +0400
parents cab4c37afb89
children ee3a9f34dc48
comparison
equal deleted inserted replaced
66:efb1e5bdf63c 67:f708f0452e81
32 import dmd.WANT; 32 import dmd.WANT;
33 import dmd.VarExp; 33 import dmd.VarExp;
34 import dmd.VarDeclaration; 34 import dmd.VarDeclaration;
35 import dmd.GlobalExpressions; 35 import dmd.GlobalExpressions;
36 import dmd.BE; 36 import dmd.BE;
37
37 import dmd.codegen.Util; 38 import dmd.codegen.Util;
38 39
39 import dmd.backend.Blockx; 40 import dmd.backend.Blockx;
40 import dmd.backend.elem; 41 import dmd.backend.elem;
41 import dmd.backend.TYM; 42 import dmd.backend.TYM;
42 import dmd.backend.Util; 43 import dmd.backend.Util;
43 import dmd.backend.OPER; 44 import dmd.backend.OPER;
44 import dmd.backend.mTY; 45 import dmd.backend.mTY;
45 import dmd.backend.BC; 46 import dmd.backend.BC;
47
48 import core.stdc.string;
46 49
47 class ReturnStatement : Statement 50 class ReturnStatement : Statement
48 { 51 {
49 Expression exp; 52 Expression exp;
50 53
415 /* If returning struct literal, write result 418 /* If returning struct literal, write result
416 * directly into return value 419 * directly into return value
417 */ 420 */
418 if (exp.op == TOK.TOKstructliteral) 421 if (exp.op == TOK.TOKstructliteral)
419 { 422 {
420 assert(false); 423 scope StructLiteralExp se = cast(StructLiteralExp)exp;
421 /* 424 enum objectSize = __traits(classInstanceSize, StructLiteralExp);
422 StructLiteralExp se = cast(StructLiteralExp)exp; 425 ubyte save[objectSize];
423 char save[(StructLiteralExp).sizeof]; 426 memcpy(save.ptr, cast(void*)se, objectSize);
424 memcpy(save, se, sizeof(StructLiteralExp));
425 se.sym = irs.shidden; 427 se.sym = irs.shidden;
426 se.soffset = 0; 428 se.soffset = 0;
427 se.fillHoles = 1; 429 se.fillHoles = 1;
428 e = exp.toElem(irs); 430 e = exp.toElem(irs);
429 memcpy(se, save, sizeof(StructLiteralExp)); 431 memcpy(cast(void*)se, save.ptr, objectSize);
430 */
431 } 432 }
432 else 433 else
433 e = exp.toElem(irs); 434 e = exp.toElem(irs);
434 435
435 assert(e); 436 assert(e);