diff options
| -rw-r--r-- | src/mesa/shader/slang/slang_codegen.c | 108 |
1 files changed, 61 insertions, 47 deletions
diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c index 780c9c1cfe..88d61a5a68 100644 --- a/src/mesa/shader/slang/slang_codegen.c +++ b/src/mesa/shader/slang/slang_codegen.c @@ -500,13 +500,15 @@ _slang_free_ir_tree(slang_ir_node *n) static slang_ir_node * -new_node(slang_ir_opcode op, slang_ir_node *left, slang_ir_node *right) +new_node3(slang_ir_opcode op, + slang_ir_node *c0, slang_ir_node *c1, slang_ir_node *c2) { slang_ir_node *n = (slang_ir_node *) calloc(1, sizeof(slang_ir_node)); if (n) { n->Opcode = op; - n->Children[0] = left; - n->Children[1] = right; + n->Children[0] = c0; + n->Children[1] = c1; + n->Children[2] = c2; n->Writemask = WRITEMASK_XYZW; n->InstLocation = -1; } @@ -514,18 +516,37 @@ new_node(slang_ir_opcode op, slang_ir_node *left, slang_ir_node *right) } static slang_ir_node * +new_node2(slang_ir_opcode op, slang_ir_node *c0, slang_ir_node *c1) +{ + return new_node3(op, c0, c1, NULL); +} + +static slang_ir_node * +new_node1(slang_ir_opcode op, slang_ir_node *c0) +{ + return new_node3(op, c0, NULL, NULL); +} + +static slang_ir_node * +new_node0(slang_ir_opcode op) +{ + return new_node3(op, NULL, NULL, NULL); +} + + +static slang_ir_node * new_seq(slang_ir_node *left, slang_ir_node *right) { /* XXX if either left or right is null, just return pointer to other?? */ assert(left); assert(right); - return new_node(IR_SEQ, left, right); + return new_node2(IR_SEQ, left, right); } static slang_ir_node * new_label(slang_atom labName) { - slang_ir_node *n = new_node(IR_LABEL, NULL, NULL); + slang_ir_node *n = new_node0(IR_LABEL); n->Target = (char *) labName; /*_mesa_strdup(name);*/ return n; } @@ -534,7 +555,7 @@ static slang_ir_node * new_float_literal(const float v[4]) { const GLuint size = (v[0] == v[1] && v[0] == v[2] && v[0] == v[3]) ? 1 : 4; - slang_ir_node *n = new_node(IR_FLOAT, NULL, NULL); + slang_ir_node *n = new_node0(IR_FLOAT); COPY_4V(n->Value, v); /* allocate a storage object, but compute actual location (Index) later */ n->Store = _slang_new_ir_storage(PROGRAM_CONSTANT, -1, size); @@ -550,7 +571,7 @@ new_float_literal(const float v[4]) static slang_ir_node * new_cjump(slang_atom target, GLuint zeroOrOne) { - slang_ir_node *n = new_node(zeroOrOne ? IR_CJUMP1 : IR_CJUMP0, NULL, NULL); + slang_ir_node *n = new_node0(zeroOrOne ? IR_CJUMP1 : IR_CJUMP0); if (n) n->Target = (char *) target; return n; @@ -563,7 +584,7 @@ new_cjump(slang_atom target, GLuint zeroOrOne) static slang_ir_node * new_jump(slang_atom target) { - slang_ir_node *n = new_node(IR_JUMP, NULL, NULL); + slang_ir_node *n = new_node0(IR_JUMP); if (n) n->Target = (char *) target; return n; @@ -573,7 +594,7 @@ new_jump(slang_atom target) static slang_ir_node * new_begin_loop(void) { - slang_ir_node *n = new_node(IR_BEGIN_LOOP, NULL, NULL); + slang_ir_node *n = new_node0(IR_BEGIN_LOOP); return n; } @@ -581,7 +602,7 @@ new_begin_loop(void) static slang_ir_node * new_end_loop(slang_ir_node *beginNode) { - slang_ir_node *n = new_node(IR_END_LOOP, NULL, NULL); + slang_ir_node *n = new_node0(IR_END_LOOP); assert(beginNode); if (n) { n->BranchNode = beginNode; @@ -593,7 +614,7 @@ new_end_loop(slang_ir_node *beginNode) static slang_ir_node * new_break(slang_ir_node *beginNode) { - slang_ir_node *n = new_node(IR_BREAK, NULL, NULL); + slang_ir_node *n = new_node0(IR_BREAK); assert(beginNode); if (n) { n->BranchNode = beginNode; @@ -605,12 +626,7 @@ new_break(slang_ir_node *beginNode) static slang_ir_node * new_if(slang_ir_node *cond, slang_ir_node *ifPart, slang_ir_node *elsePart) { - slang_ir_node *n = new_node(IR_IF, cond, ifPart); - assert(cond); - if (n) { - n->Children[2] = elsePart; - } - return n; + return new_node3(IR_IF, cond, ifPart, elsePart); } @@ -621,7 +637,7 @@ static slang_ir_node * new_var(slang_assemble_ctx *A, slang_operation *oper, slang_atom name) { slang_variable *v = _slang_locate_variable(oper->locals, name, GL_TRUE); - slang_ir_node *n = new_node(IR_VAR, NULL, NULL); + slang_ir_node *n = new_node0(IR_VAR); if (!v) return NULL; assert(!oper->var || oper->var == v); @@ -1222,9 +1238,7 @@ _slang_gen_asm(slang_assemble_ctx *A, slang_operation *oper, kids[j] = _slang_gen_operation(A, &oper->children[firstOperand + j]); } - n = new_node(info->Opcode, kids[0], kids[1]); - if (kids[2]) - n->Children[2] = kids[2]; + n = new_node3(info->Opcode, kids[0], kids[1], kids[2]); if (firstOperand) { /* Setup n->Store to be a particular location. Otherwise, storage @@ -1271,7 +1285,7 @@ _slang_is_noop(const slang_operation *oper) static slang_ir_node * _slang_gen_cond(slang_ir_node *n) { - slang_ir_node *c = new_node(IR_COND, n, NULL); + slang_ir_node *c = new_node1(IR_COND, n); return c; } @@ -1422,7 +1436,7 @@ _slang_gen_hl_while(slang_assemble_ctx * A, const slang_operation *oper) beginLoop = new_begin_loop(); cond = _slang_gen_operation(A, &oper->children[0]); - cond = new_node(IR_NOT, cond, NULL); + cond = new_node1(IR_NOT, cond); cond = _slang_gen_cond(cond); ifThen = new_if(cond, @@ -1715,7 +1729,7 @@ _slang_gen_temporary(GLint size) store = _slang_new_ir_storage(PROGRAM_TEMPORARY, -1, size); if (store) { - n = new_node(IR_VAR_DECL, NULL, NULL); + n = new_node0(IR_VAR_DECL); if (n) { n->Store = store; } @@ -1734,7 +1748,7 @@ static slang_ir_node * _slang_gen_var_decl(slang_assemble_ctx *A, slang_variable *var) { slang_ir_node *n; - n = new_node(IR_VAR_DECL, NULL, NULL); + n = new_node0(IR_VAR_DECL); if (n) { n->Var = var; slang_allocate_storage(A, n); @@ -1788,10 +1802,10 @@ _slang_gen_select(slang_assemble_ctx *A, slang_operation *oper) tree = new_seq(tree, cjump); /* evaluate child 1 (x) and assign to tmp */ - tmpVar = new_node(IR_VAR, NULL, NULL); + tmpVar = new_node0(IR_VAR); tmpVar->Store = tmpDecl->Store; body = _slang_gen_operation(A, &oper->children[1]); - assigny = new_node(IR_MOVE, tmpVar, body); + assigny = new_node2(IR_MOVE, tmpVar, body); tree = new_seq(tree, assigny); /* jump to "end" label */ @@ -1803,10 +1817,10 @@ _slang_gen_select(slang_assemble_ctx *A, slang_operation *oper) tree = new_seq(tree, altLab); /* evaluate child 2 (y) and assign to tmp */ - tmpVar = new_node(IR_VAR, NULL, NULL); + tmpVar = new_node0(IR_VAR); tmpVar->Store = tmpDecl->Store; bodx = _slang_gen_operation(A, &oper->children[2]); - assignx = new_node(IR_MOVE, tmpVar, bodx); + assignx = new_node2(IR_MOVE, tmpVar, bodx); tree = new_seq(tree, assignx); /* "end" label */ @@ -1814,7 +1828,7 @@ _slang_gen_select(slang_assemble_ctx *A, slang_operation *oper) tree = new_seq(tree, endLab); /* tmp var value */ - tmpVar = new_node(IR_VAR, NULL, NULL); + tmpVar = new_node0(IR_VAR); tmpVar->Store = tmpDecl->Store; tree = new_seq(tree, tmpVar); @@ -2006,7 +2020,7 @@ _slang_gen_declaration(slang_assemble_ctx *A, slang_operation *oper) /* XXX make copy of this initializer? */ rhs = _slang_gen_operation(A, &oper->children[0]); assert(rhs); - init = new_node(IR_MOVE, var, rhs); + init = new_node2(IR_MOVE, var, rhs); /*assert(rhs->Opcode != IR_SEQ);*/ n = new_seq(varDecl, init); } @@ -2030,7 +2044,7 @@ _slang_gen_declaration(slang_assemble_ctx *A, slang_operation *oper) rhs = _slang_gen_operation(A, v->initializer); #endif assert(rhs); - init = new_node(IR_MOVE, var, rhs); + init = new_node2(IR_MOVE, var, rhs); /* assert(rhs->Opcode != IR_SEQ); */ @@ -2157,7 +2171,7 @@ swizzle_to_writemask(GLuint swizzle, static slang_ir_node * _slang_gen_swizzle(slang_ir_node *child, GLuint swizzle) { - slang_ir_node *n = new_node(IR_SWIZZLE, child, NULL); + slang_ir_node *n = new_node1(IR_SWIZZLE, child); if (n) { n->Store = _slang_new_ir_storage(PROGRAM_UNDEFINED, -1, -1); n->Store->Swizzle = swizzle; @@ -2201,7 +2215,7 @@ _slang_gen_assignment(slang_assemble_ctx * A, slang_operation *oper) */ rhs = _slang_gen_swizzle(rhs, newSwizzle); } - n = new_node(IR_MOVE, lhs, rhs); + n = new_node2(IR_MOVE, lhs, rhs); n->Writemask = writemask; return n; } @@ -2322,7 +2336,7 @@ _slang_gen_subscript(slang_assemble_ctx * A, slang_operation *oper) array = _slang_gen_operation(A, &oper->children[0]); index = _slang_gen_operation(A, &oper->children[1]); if (array && index) { - elem = new_node(IR_ELEMENT, array, index); + elem = new_node2(IR_ELEMENT, array, index); elem->Store = _slang_new_ir_storage(array->Store->File, array->Store->Index, elemSize); @@ -2356,7 +2370,7 @@ _slang_gen_operation(slang_assemble_ctx * A, slang_operation *oper) _slang_pop_var_table(A->vartable); if (n) - n = new_node(IR_SCOPE, n, NULL); + n = new_node1(IR_SCOPE, n); return n; } break; @@ -2431,32 +2445,32 @@ _slang_gen_operation(slang_assemble_ctx * A, slang_operation *oper) /* XXX emit IR_CONT instruction */ return new_jump(A->CurLoopCont); case slang_oper_discard: - return new_node(IR_KILL, NULL, NULL); + return new_node0(IR_KILL); case slang_oper_equal: - return new_node(IR_SEQUAL, + return new_node2(IR_SEQUAL, _slang_gen_operation(A, &oper->children[0]), _slang_gen_operation(A, &oper->children[1])); case slang_oper_notequal: - return new_node(IR_SNEQUAL, + return new_node2(IR_SNEQUAL, _slang_gen_operation(A, &oper->children[0]), _slang_gen_operation(A, &oper->children[1])); case slang_oper_greater: - return new_node(IR_SGT, + return new_node2(IR_SGT, _slang_gen_operation(A, &oper->children[0]), _slang_gen_operation(A, &oper->children[1])); case slang_oper_less: /* child[0] < child[1] ----> child[1] > child[0] */ - return new_node(IR_SGT, + return new_node2(IR_SGT, _slang_gen_operation(A, &oper->children[1]), _slang_gen_operation(A, &oper->children[0])); case slang_oper_greaterequal: - return new_node(IR_SGE, + return new_node2(IR_SGE, _slang_gen_operation(A, &oper->children[0]), _slang_gen_operation(A, &oper->children[1])); case slang_oper_lessequal: /* child[0] <= child[1] ----> child[1] >= child[0] */ - return new_node(IR_SGE, + return new_node2(IR_SGE, _slang_gen_operation(A, &oper->children[1]), _slang_gen_operation(A, &oper->children[0])); case slang_oper_add: @@ -2648,7 +2662,7 @@ _slang_gen_operation(slang_assemble_ctx * A, slang_operation *oper) default: printf("Unhandled node type %d\n", oper->type); abort(); - return new_node(IR_NOP, NULL, NULL); + return new_node0(IR_NOP); } abort(); return NULL; @@ -2793,7 +2807,7 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var, slang_ir_node *lhs, *rhs, *init; /* Generate IR_MOVE instruction to initialize the variable */ - lhs = new_node(IR_VAR, NULL, NULL); + lhs = new_node0(IR_VAR); lhs->Var = var; lhs->Store = n->Store; @@ -2802,7 +2816,7 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var, rhs = _slang_gen_operation(A, var->initializer); assert(rhs); - init = new_node(IR_MOVE, lhs, rhs); + init = new_node2(IR_MOVE, lhs, rhs); n = new_seq(n, init); } @@ -2866,7 +2880,7 @@ _slang_codegen_function(slang_assemble_ctx * A, slang_function * fun) /* Generate IR tree for the function body code */ n = _slang_gen_operation(A, fun->body); if (n) - n = new_node(IR_SCOPE, n, NULL); + n = new_node1(IR_SCOPE, n); /* pop vartable, restore previous */ _slang_pop_var_table(A->vartable); |