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-rw-r--r--mesalib/src/glsl/ir_print_visitor.cpp989
1 files changed, 515 insertions, 474 deletions
diff --git a/mesalib/src/glsl/ir_print_visitor.cpp b/mesalib/src/glsl/ir_print_visitor.cpp
index 3c5c4fd20..02f3d8149 100644
--- a/mesalib/src/glsl/ir_print_visitor.cpp
+++ b/mesalib/src/glsl/ir_print_visitor.cpp
@@ -1,474 +1,515 @@
-/*
- * Copyright © 2010 Intel Corporation
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-
-#include "ir_print_visitor.h"
-#include "glsl_types.h"
-#include "glsl_parser_extras.h"
-
-static void print_type(const glsl_type *t);
-
-void
-ir_instruction::print(void) const
-{
- ir_instruction *deconsted = const_cast<ir_instruction *>(this);
-
- ir_print_visitor v;
- deconsted->accept(&v);
-}
-
-void
-_mesa_print_ir(exec_list *instructions,
- struct _mesa_glsl_parse_state *state)
-{
- if (state) {
- for (unsigned i = 0; i < state->num_user_structures; i++) {
- const glsl_type *const s = state->user_structures[i];
-
- printf("(structure (%s) (%s@%p) (%u) (\n",
- s->name, s->name, (void *) s, s->length);
-
- for (unsigned j = 0; j < s->length; j++) {
- printf("\t((");
- print_type(s->fields.structure[j].type);
- printf(")(%s))\n", s->fields.structure[j].name);
- }
-
- printf(")\n");
- }
- }
-
- printf("(\n");
- foreach_iter(exec_list_iterator, iter, *instructions) {
- ir_instruction *ir = (ir_instruction *)iter.get();
- ir->print();
- if (ir->ir_type != ir_type_function)
- printf("\n");
- }
- printf("\n)");
-}
-
-
-void ir_print_visitor::indent(void)
-{
- for (int i = 0; i < indentation; i++)
- printf(" ");
-}
-
-static void
-print_type(const glsl_type *t)
-{
- if (t->base_type == GLSL_TYPE_ARRAY) {
- printf("(array ");
- print_type(t->fields.array);
- printf(" %u)", t->length);
- } else if ((t->base_type == GLSL_TYPE_STRUCT)
- && (strncmp("gl_", t->name, 3) != 0)) {
- printf("%s@%p", t->name, (void *) t);
- } else {
- printf("%s", t->name);
- }
-}
-
-
-void ir_print_visitor::visit(ir_variable *ir)
-{
- printf("(declare ");
-
- const char *const cent = (ir->centroid) ? "centroid " : "";
- const char *const inv = (ir->invariant) ? "invariant " : "";
- const char *const mode[] = { "", "uniform ", "in ", "out ", "inout ",
- "const_in ", "sys ", "temporary " };
- const char *const interp[] = { "", "flat", "noperspective" };
-
- printf("(%s%s%s%s) ",
- cent, inv, mode[ir->mode], interp[ir->interpolation]);
-
- print_type(ir->type);
- printf(" %s@%p)", ir->name, (void *) ir);
-}
-
-
-void ir_print_visitor::visit(ir_function_signature *ir)
-{
- printf("(signature ");
- indentation++;
-
- print_type(ir->return_type);
- printf("\n");
- indent();
-
- printf("(parameters\n");
- indentation++;
-
- foreach_iter(exec_list_iterator, iter, ir->parameters) {
- ir_variable *const inst = (ir_variable *) iter.get();
-
- indent();
- inst->accept(this);
- printf("\n");
- }
- indentation--;
-
- indent();
- printf(")\n");
-
- indent();
-
- printf("(\n");
- indentation++;
-
- foreach_iter(exec_list_iterator, iter, ir->body) {
- ir_instruction *const inst = (ir_instruction *) iter.get();
-
- indent();
- inst->accept(this);
- printf("\n");
- }
- indentation--;
- indent();
- printf("))\n");
- indentation--;
-}
-
-
-void ir_print_visitor::visit(ir_function *ir)
-{
- printf("(function %s\n", ir->name);
- indentation++;
- foreach_iter(exec_list_iterator, iter, *ir) {
- ir_function_signature *const sig = (ir_function_signature *) iter.get();
- indent();
- sig->accept(this);
- printf("\n");
- }
- indentation--;
- indent();
- printf(")\n\n");
-}
-
-
-void ir_print_visitor::visit(ir_expression *ir)
-{
- printf("(expression ");
-
- print_type(ir->type);
-
- printf(" %s ", ir->operator_string());
-
- for (unsigned i = 0; i < ir->get_num_operands(); i++) {
- ir->operands[i]->accept(this);
- }
-
- printf(") ");
-}
-
-
-void ir_print_visitor::visit(ir_texture *ir)
-{
- printf("(%s ", ir->opcode_string());
-
- print_type(ir->type);
- printf(" ");
-
- ir->sampler->accept(this);
- printf(" ");
-
- ir->coordinate->accept(this);
-
- printf(" ");
-
- if (ir->offset != NULL) {
- ir->offset->accept(this);
- } else {
- printf("0");
- }
-
- printf(" ");
-
- if (ir->op != ir_txf) {
- if (ir->projector)
- ir->projector->accept(this);
- else
- printf("1");
-
- if (ir->shadow_comparitor) {
- printf(" ");
- ir->shadow_comparitor->accept(this);
- } else {
- printf(" ()");
- }
- }
-
- printf(" ");
- switch (ir->op)
- {
- case ir_tex:
- break;
- case ir_txb:
- ir->lod_info.bias->accept(this);
- break;
- case ir_txl:
- case ir_txf:
- ir->lod_info.lod->accept(this);
- break;
- case ir_txd:
- printf("(");
- ir->lod_info.grad.dPdx->accept(this);
- printf(" ");
- ir->lod_info.grad.dPdy->accept(this);
- printf(")");
- break;
- };
- printf(")");
-}
-
-
-void ir_print_visitor::visit(ir_swizzle *ir)
-{
- const unsigned swiz[4] = {
- ir->mask.x,
- ir->mask.y,
- ir->mask.z,
- ir->mask.w,
- };
-
- printf("(swiz ");
- for (unsigned i = 0; i < ir->mask.num_components; i++) {
- printf("%c", "xyzw"[swiz[i]]);
- }
- printf(" ");
- ir->val->accept(this);
- printf(")");
-}
-
-
-void ir_print_visitor::visit(ir_dereference_variable *ir)
-{
- ir_variable *var = ir->variable_referenced();
- printf("(var_ref %s@%p) ", var->name, (void *) var);
-}
-
-
-void ir_print_visitor::visit(ir_dereference_array *ir)
-{
- printf("(array_ref ");
- ir->array->accept(this);
- ir->array_index->accept(this);
- printf(") ");
-}
-
-
-void ir_print_visitor::visit(ir_dereference_record *ir)
-{
- printf("(record_ref ");
- ir->record->accept(this);
- printf(" %s) ", ir->field);
-}
-
-
-void ir_print_visitor::visit(ir_assignment *ir)
-{
- printf("(assign ");
-
- if (ir->condition)
- ir->condition->accept(this);
-
- char mask[5];
- unsigned j = 0;
-
- for (unsigned i = 0; i < 4; i++) {
- if ((ir->write_mask & (1 << i)) != 0) {
- mask[j] = "xyzw"[i];
- j++;
- }
- }
- mask[j] = '\0';
-
- printf(" (%s) ", mask);
-
- ir->lhs->accept(this);
-
- printf(" ");
-
- ir->rhs->accept(this);
- printf(") ");
-}
-
-
-void ir_print_visitor::visit(ir_constant *ir)
-{
- const glsl_type *const base_type = ir->type->get_base_type();
-
- printf("(constant ");
- print_type(ir->type);
- printf(" (");
-
- if (ir->type->is_array()) {
- for (unsigned i = 0; i < ir->type->length; i++)
- ir->get_array_element(i)->accept(this);
- } else if (ir->type->is_record()) {
- ir_constant *value = (ir_constant *) ir->components.get_head();
- for (unsigned i = 0; i < ir->type->length; i++) {
- printf("(%s ", ir->type->fields.structure->name);
- value->accept(this);
- printf(")");
-
- value = (ir_constant *) value->next;
- }
- } else {
- for (unsigned i = 0; i < ir->type->components(); i++) {
- if (i != 0)
- printf(" ");
- switch (base_type->base_type) {
- case GLSL_TYPE_UINT: printf("%u", ir->value.u[i]); break;
- case GLSL_TYPE_INT: printf("%d", ir->value.i[i]); break;
- case GLSL_TYPE_FLOAT: printf("%f", ir->value.f[i]); break;
- case GLSL_TYPE_BOOL: printf("%d", ir->value.b[i]); break;
- default: assert(0);
- }
- }
- }
- printf(")) ");
-}
-
-
-void
-ir_print_visitor::visit(ir_call *ir)
-{
- printf("(call %s (", ir->callee_name());
- foreach_iter(exec_list_iterator, iter, *ir) {
- ir_instruction *const inst = (ir_instruction *) iter.get();
-
- inst->accept(this);
- }
- printf("))\n");
-}
-
-
-void
-ir_print_visitor::visit(ir_return *ir)
-{
- printf("(return");
-
- ir_rvalue *const value = ir->get_value();
- if (value) {
- printf(" ");
- value->accept(this);
- }
-
- printf(")");
-}
-
-
-void
-ir_print_visitor::visit(ir_discard *ir)
-{
- printf("(discard ");
-
- if (ir->condition != NULL) {
- printf(" ");
- ir->condition->accept(this);
- }
-
- printf(")");
-}
-
-
-void
-ir_print_visitor::visit(ir_if *ir)
-{
- printf("(if ");
- ir->condition->accept(this);
-
- printf("(\n");
- indentation++;
-
- foreach_iter(exec_list_iterator, iter, ir->then_instructions) {
- ir_instruction *const inst = (ir_instruction *) iter.get();
-
- indent();
- inst->accept(this);
- printf("\n");
- }
-
- indentation--;
- indent();
- printf(")\n");
-
- indent();
- if (!ir->else_instructions.is_empty()) {
- printf("(\n");
- indentation++;
-
- foreach_iter(exec_list_iterator, iter, ir->else_instructions) {
- ir_instruction *const inst = (ir_instruction *) iter.get();
-
- indent();
- inst->accept(this);
- printf("\n");
- }
- indentation--;
- indent();
- printf("))\n");
- } else {
- printf("())\n");
- }
-}
-
-
-void
-ir_print_visitor::visit(ir_loop *ir)
-{
- printf("(loop (");
- if (ir->counter != NULL)
- ir->counter->accept(this);
- printf(") (");
- if (ir->from != NULL)
- ir->from->accept(this);
- printf(") (");
- if (ir->to != NULL)
- ir->to->accept(this);
- printf(") (");
- if (ir->increment != NULL)
- ir->increment->accept(this);
- printf(") (\n");
- indentation++;
-
- foreach_iter(exec_list_iterator, iter, ir->body_instructions) {
- ir_instruction *const inst = (ir_instruction *) iter.get();
-
- indent();
- inst->accept(this);
- printf("\n");
- }
- indentation--;
- indent();
- printf("))\n");
-}
-
-
-void
-ir_print_visitor::visit(ir_loop_jump *ir)
-{
- printf("%s", ir->is_break() ? "break" : "continue");
-}
+/*
+ * Copyright © 2010 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include "ir_print_visitor.h"
+#include "glsl_types.h"
+#include "glsl_parser_extras.h"
+
+extern "C" {
+#include "program/hash_table.h"
+}
+
+static void print_type(const glsl_type *t);
+
+void
+ir_instruction::print(void) const
+{
+ ir_instruction *deconsted = const_cast<ir_instruction *>(this);
+
+ ir_print_visitor v;
+ deconsted->accept(&v);
+}
+
+void
+_mesa_print_ir(exec_list *instructions,
+ struct _mesa_glsl_parse_state *state)
+{
+ if (state) {
+ for (unsigned i = 0; i < state->num_user_structures; i++) {
+ const glsl_type *const s = state->user_structures[i];
+
+ printf("(structure (%s) (%s@%p) (%u) (\n",
+ s->name, s->name, (void *) s, s->length);
+
+ for (unsigned j = 0; j < s->length; j++) {
+ printf("\t((");
+ print_type(s->fields.structure[j].type);
+ printf(")(%s))\n", s->fields.structure[j].name);
+ }
+
+ printf(")\n");
+ }
+ }
+
+ printf("(\n");
+ foreach_iter(exec_list_iterator, iter, *instructions) {
+ ir_instruction *ir = (ir_instruction *)iter.get();
+ ir->print();
+ if (ir->ir_type != ir_type_function)
+ printf("\n");
+ }
+ printf("\n)");
+}
+
+ir_print_visitor::ir_print_visitor()
+{
+ indentation = 0;
+ printable_names =
+ hash_table_ctor(32, hash_table_pointer_hash, hash_table_pointer_compare);
+ symbols = _mesa_symbol_table_ctor();
+ mem_ctx = ralloc_context(NULL);
+}
+
+ir_print_visitor::~ir_print_visitor()
+{
+ hash_table_dtor(printable_names);
+ _mesa_symbol_table_dtor(symbols);
+ ralloc_free(mem_ctx);
+}
+
+void ir_print_visitor::indent(void)
+{
+ for (int i = 0; i < indentation; i++)
+ printf(" ");
+}
+
+const char *
+ir_print_visitor::unique_name(ir_variable *var)
+{
+ /* Do we already have a name for this variable? */
+ const char *name = (const char *) hash_table_find(this->printable_names, var);
+ if (name != NULL)
+ return name;
+
+ /* If there's no conflict, just use the original name */
+ if (_mesa_symbol_table_find_symbol(this->symbols, -1, var->name) == NULL) {
+ name = var->name;
+ } else {
+ static unsigned i = 1;
+ name = ralloc_asprintf(this->mem_ctx, "%s@%u", var->name, ++i);
+ }
+ hash_table_insert(this->printable_names, (void *) name, var);
+ _mesa_symbol_table_add_symbol(this->symbols, -1, name, var);
+ return name;
+}
+
+static void
+print_type(const glsl_type *t)
+{
+ if (t->base_type == GLSL_TYPE_ARRAY) {
+ printf("(array ");
+ print_type(t->fields.array);
+ printf(" %u)", t->length);
+ } else if ((t->base_type == GLSL_TYPE_STRUCT)
+ && (strncmp("gl_", t->name, 3) != 0)) {
+ printf("%s@%p", t->name, (void *) t);
+ } else {
+ printf("%s", t->name);
+ }
+}
+
+
+void ir_print_visitor::visit(ir_variable *ir)
+{
+ printf("(declare ");
+
+ const char *const cent = (ir->centroid) ? "centroid " : "";
+ const char *const inv = (ir->invariant) ? "invariant " : "";
+ const char *const mode[] = { "", "uniform ", "in ", "out ", "inout ",
+ "const_in ", "sys ", "temporary " };
+ const char *const interp[] = { "", "flat", "noperspective" };
+
+ printf("(%s%s%s%s) ",
+ cent, inv, mode[ir->mode], interp[ir->interpolation]);
+
+ print_type(ir->type);
+ printf(" %s)", unique_name(ir));
+}
+
+
+void ir_print_visitor::visit(ir_function_signature *ir)
+{
+ _mesa_symbol_table_push_scope(symbols);
+ printf("(signature ");
+ indentation++;
+
+ print_type(ir->return_type);
+ printf("\n");
+ indent();
+
+ printf("(parameters\n");
+ indentation++;
+
+ foreach_iter(exec_list_iterator, iter, ir->parameters) {
+ ir_variable *const inst = (ir_variable *) iter.get();
+
+ indent();
+ inst->accept(this);
+ printf("\n");
+ }
+ indentation--;
+
+ indent();
+ printf(")\n");
+
+ indent();
+
+ printf("(\n");
+ indentation++;
+
+ foreach_iter(exec_list_iterator, iter, ir->body) {
+ ir_instruction *const inst = (ir_instruction *) iter.get();
+
+ indent();
+ inst->accept(this);
+ printf("\n");
+ }
+ indentation--;
+ indent();
+ printf("))\n");
+ indentation--;
+ _mesa_symbol_table_pop_scope(symbols);
+}
+
+
+void ir_print_visitor::visit(ir_function *ir)
+{
+ printf("(function %s\n", ir->name);
+ indentation++;
+ foreach_iter(exec_list_iterator, iter, *ir) {
+ ir_function_signature *const sig = (ir_function_signature *) iter.get();
+ indent();
+ sig->accept(this);
+ printf("\n");
+ }
+ indentation--;
+ indent();
+ printf(")\n\n");
+}
+
+
+void ir_print_visitor::visit(ir_expression *ir)
+{
+ printf("(expression ");
+
+ print_type(ir->type);
+
+ printf(" %s ", ir->operator_string());
+
+ for (unsigned i = 0; i < ir->get_num_operands(); i++) {
+ ir->operands[i]->accept(this);
+ }
+
+ printf(") ");
+}
+
+
+void ir_print_visitor::visit(ir_texture *ir)
+{
+ printf("(%s ", ir->opcode_string());
+
+ print_type(ir->type);
+ printf(" ");
+
+ ir->sampler->accept(this);
+ printf(" ");
+
+ ir->coordinate->accept(this);
+
+ printf(" ");
+
+ if (ir->offset != NULL) {
+ ir->offset->accept(this);
+ } else {
+ printf("0");
+ }
+
+ printf(" ");
+
+ if (ir->op != ir_txf) {
+ if (ir->projector)
+ ir->projector->accept(this);
+ else
+ printf("1");
+
+ if (ir->shadow_comparitor) {
+ printf(" ");
+ ir->shadow_comparitor->accept(this);
+ } else {
+ printf(" ()");
+ }
+ }
+
+ printf(" ");
+ switch (ir->op)
+ {
+ case ir_tex:
+ break;
+ case ir_txb:
+ ir->lod_info.bias->accept(this);
+ break;
+ case ir_txl:
+ case ir_txf:
+ ir->lod_info.lod->accept(this);
+ break;
+ case ir_txd:
+ printf("(");
+ ir->lod_info.grad.dPdx->accept(this);
+ printf(" ");
+ ir->lod_info.grad.dPdy->accept(this);
+ printf(")");
+ break;
+ };
+ printf(")");
+}
+
+
+void ir_print_visitor::visit(ir_swizzle *ir)
+{
+ const unsigned swiz[4] = {
+ ir->mask.x,
+ ir->mask.y,
+ ir->mask.z,
+ ir->mask.w,
+ };
+
+ printf("(swiz ");
+ for (unsigned i = 0; i < ir->mask.num_components; i++) {
+ printf("%c", "xyzw"[swiz[i]]);
+ }
+ printf(" ");
+ ir->val->accept(this);
+ printf(")");
+}
+
+
+void ir_print_visitor::visit(ir_dereference_variable *ir)
+{
+ ir_variable *var = ir->variable_referenced();
+ printf("(var_ref %s) ", unique_name(var));
+}
+
+
+void ir_print_visitor::visit(ir_dereference_array *ir)
+{
+ printf("(array_ref ");
+ ir->array->accept(this);
+ ir->array_index->accept(this);
+ printf(") ");
+}
+
+
+void ir_print_visitor::visit(ir_dereference_record *ir)
+{
+ printf("(record_ref ");
+ ir->record->accept(this);
+ printf(" %s) ", ir->field);
+}
+
+
+void ir_print_visitor::visit(ir_assignment *ir)
+{
+ printf("(assign ");
+
+ if (ir->condition)
+ ir->condition->accept(this);
+
+ char mask[5];
+ unsigned j = 0;
+
+ for (unsigned i = 0; i < 4; i++) {
+ if ((ir->write_mask & (1 << i)) != 0) {
+ mask[j] = "xyzw"[i];
+ j++;
+ }
+ }
+ mask[j] = '\0';
+
+ printf(" (%s) ", mask);
+
+ ir->lhs->accept(this);
+
+ printf(" ");
+
+ ir->rhs->accept(this);
+ printf(") ");
+}
+
+
+void ir_print_visitor::visit(ir_constant *ir)
+{
+ const glsl_type *const base_type = ir->type->get_base_type();
+
+ printf("(constant ");
+ print_type(ir->type);
+ printf(" (");
+
+ if (ir->type->is_array()) {
+ for (unsigned i = 0; i < ir->type->length; i++)
+ ir->get_array_element(i)->accept(this);
+ } else if (ir->type->is_record()) {
+ ir_constant *value = (ir_constant *) ir->components.get_head();
+ for (unsigned i = 0; i < ir->type->length; i++) {
+ printf("(%s ", ir->type->fields.structure->name);
+ value->accept(this);
+ printf(")");
+
+ value = (ir_constant *) value->next;
+ }
+ } else {
+ for (unsigned i = 0; i < ir->type->components(); i++) {
+ if (i != 0)
+ printf(" ");
+ switch (base_type->base_type) {
+ case GLSL_TYPE_UINT: printf("%u", ir->value.u[i]); break;
+ case GLSL_TYPE_INT: printf("%d", ir->value.i[i]); break;
+ case GLSL_TYPE_FLOAT: printf("%f", ir->value.f[i]); break;
+ case GLSL_TYPE_BOOL: printf("%d", ir->value.b[i]); break;
+ default: assert(0);
+ }
+ }
+ }
+ printf(")) ");
+}
+
+
+void
+ir_print_visitor::visit(ir_call *ir)
+{
+ printf("(call %s (", ir->callee_name());
+ foreach_iter(exec_list_iterator, iter, *ir) {
+ ir_instruction *const inst = (ir_instruction *) iter.get();
+
+ inst->accept(this);
+ }
+ printf("))\n");
+}
+
+
+void
+ir_print_visitor::visit(ir_return *ir)
+{
+ printf("(return");
+
+ ir_rvalue *const value = ir->get_value();
+ if (value) {
+ printf(" ");
+ value->accept(this);
+ }
+
+ printf(")");
+}
+
+
+void
+ir_print_visitor::visit(ir_discard *ir)
+{
+ printf("(discard ");
+
+ if (ir->condition != NULL) {
+ printf(" ");
+ ir->condition->accept(this);
+ }
+
+ printf(")");
+}
+
+
+void
+ir_print_visitor::visit(ir_if *ir)
+{
+ printf("(if ");
+ ir->condition->accept(this);
+
+ printf("(\n");
+ indentation++;
+
+ foreach_iter(exec_list_iterator, iter, ir->then_instructions) {
+ ir_instruction *const inst = (ir_instruction *) iter.get();
+
+ indent();
+ inst->accept(this);
+ printf("\n");
+ }
+
+ indentation--;
+ indent();
+ printf(")\n");
+
+ indent();
+ if (!ir->else_instructions.is_empty()) {
+ printf("(\n");
+ indentation++;
+
+ foreach_iter(exec_list_iterator, iter, ir->else_instructions) {
+ ir_instruction *const inst = (ir_instruction *) iter.get();
+
+ indent();
+ inst->accept(this);
+ printf("\n");
+ }
+ indentation--;
+ indent();
+ printf("))\n");
+ } else {
+ printf("())\n");
+ }
+}
+
+
+void
+ir_print_visitor::visit(ir_loop *ir)
+{
+ printf("(loop (");
+ if (ir->counter != NULL)
+ ir->counter->accept(this);
+ printf(") (");
+ if (ir->from != NULL)
+ ir->from->accept(this);
+ printf(") (");
+ if (ir->to != NULL)
+ ir->to->accept(this);
+ printf(") (");
+ if (ir->increment != NULL)
+ ir->increment->accept(this);
+ printf(") (\n");
+ indentation++;
+
+ foreach_iter(exec_list_iterator, iter, ir->body_instructions) {
+ ir_instruction *const inst = (ir_instruction *) iter.get();
+
+ indent();
+ inst->accept(this);
+ printf("\n");
+ }
+ indentation--;
+ indent();
+ printf("))\n");
+}
+
+
+void
+ir_print_visitor::visit(ir_loop_jump *ir)
+{
+ printf("%s", ir->is_break() ? "break" : "continue");
+}