added isa-callback so backend can provide it's own sorted list of irgs to generate...

diff --git a/ir/be/bearch.h b/ir/be/bearch.h
index a084563..e017d8e 100644 (file)
--- a/ir/be/bearch.h
+++ b/ir/be/bearch.h
@@ -737,6 +737,16 @@ struct _arch_isa_if_t {
         * @param self  The isa object.
         */
        const be_machine_t *(*get_machine)(const void *self);
+
+       /**
+        * Return an ordered list of irgs where code should be generated for.
+         * If NULL is returned, all irg will be taken into account and they will be
+         * generated in an arbitrary order.
+        * @param self   The isa object.
+        * @param irgs   A flexible array ARR_F of length 0 where the backend cann append the desired irgs.
+        * @return A flexible array ARR_F containing all desired irgs in the desired order.
+        */
+       ir_graph **(*get_backend_irg_list)(const void *self, ir_graph **irgs);
 };
 
 #define arch_isa_get_n_reg_class(isa)                  ((isa)->impl->get_n_reg_class(isa))
@@ -748,6 +758,7 @@ struct _arch_isa_if_t {
 #define arch_isa_get_reg_class_alignment(isa, cls)     ((isa)->impl->get_reg_class_alignment((isa), (cls)))
 #define arch_isa_get_allowed_execution_units(isa, irn) ((isa)->impl->get_allowed_execution_units((isa), (irn)))
 #define arch_isa_get_machine(isa)                      ((isa)->impl->get_machine((isa)))
+#define arch_isa_get_backend_irg_list(isa, irgs)       ((isa)->impl->get_backend_irg_list((isa), (irgs)))
 
 #define ARCH_MAX_HANDLERS         8
 

diff --git a/ir/be/bemain.c b/ir/be/bemain.c
index c9a0605..6f96823 100644 (file)
--- a/ir/be/bemain.c
+++ b/ir/be/bemain.c
@@ -373,6 +373,7 @@ static void be_main_loop(FILE *file_handle, const char *cup_name)
        static const char suffix[] = ".prof";
        be_irg_t *birgs;
        unsigned num_birgs;
+       ir_graph **irg_list, **backend_irg_list;
 
        be_ra_timer_t *ra_timer;
 
@@ -407,16 +408,21 @@ static void be_main_loop(FILE *file_handle, const char *cup_name)
        be_dbg_so(env.db_handle, cup_name);
        be_dbg_types(env.db_handle);
 
+       /* backend may provide an ordered list of irgs where code should be generated for */
+       irg_list = NEW_ARR_F(ir_graph *, 0);
+       backend_irg_list = arch_isa_get_backend_irg_list(isa, irg_list);
+
        /* we might need 1 birg more for instrumentation constructor */
-       num_birgs = get_irp_n_irgs();
+       num_birgs = backend_irg_list ? ARR_LEN(backend_irg_list) : get_irp_n_irgs();
        birgs     = alloca(sizeof(birgs[0]) * (num_birgs + 1));
 
        /* First: initialize all birgs */
-       for(i = 0; i < get_irp_n_irgs(); ++i) {
-               ir_graph *irg = get_irp_irg(i);
+       for(i = 0; i < num_birgs; ++i) {
+               ir_graph *irg = backend_irg_list ? backend_irg_list[i] : get_irp_irg(i);
 
                initialize_birg(&birgs[i], irg, &env);
        }
+       DEL_ARR_F(irg_list);
 
        /*
                Get the filename for the profiling data.
@@ -442,7 +448,7 @@ static void be_main_loop(FILE *file_handle, const char *cup_name)
 
        /* For all graphs */
        for (i = 0; i < num_birgs; ++i) {
-               be_irg_t *birg = & birgs[i];
+               be_irg_t *birg = &birgs[i];
                ir_graph *irg  = birg->irg;
                optimization_state_t state;
                const arch_code_generator_if_t *cg_if;

diff --git a/ir/be/firm/bearch_firm.c b/ir/be/firm/bearch_firm.c
index 2c51f8d..a9bde2c 100644 (file)
--- a/ir/be/firm/bearch_firm.c
+++ b/ir/be/firm/bearch_firm.c
@@ -627,6 +627,13 @@ static const be_machine_t *firm_get_machine(const void *self) {
        return NULL;
 }
 
+/**
+ * Return irp irgs in the desired order.
+ */
+static ir_graph **firm_get_irg_list(const void *self, ir_graph **irg_list) {
+       return NULL;
+}
+
 /**
  * Returns the libFirm configuration parameter for this backend.
  */
@@ -666,4 +673,5 @@ const arch_isa_if_t firm_isa = {
        firm_get_libfirm_params,
        firm_get_allowed_execution_units,
        firm_get_machine,
+       firm_get_irg_list,
 };

diff --git a/ir/be/mips/bearch_mips.c b/ir/be/mips/bearch_mips.c
index 2ddc6a9..7344cf4 100644 (file)
--- a/ir/be/mips/bearch_mips.c
+++ b/ir/be/mips/bearch_mips.c
@@ -945,6 +945,13 @@ static const be_machine_t *mips_get_machine(const void *self) {
        return NULL;
 }
 
+/**
+ * Return irp irgs in the desired order.
+ */
+static ir_graph **mips_get_irg_list(const void *self, ir_graph **irg_list) {
+       return NULL;
+}
+
 /**
  * Returns the libFirm configuration parameter for this backend.
  */
@@ -984,6 +991,7 @@ const arch_isa_if_t mips_isa_if = {
        mips_get_libfirm_params,
        mips_get_allowed_execution_units,
        mips_get_machine,
+       mips_get_irg_list,
 };
 
 void be_init_arch_mips(void)

diff --git a/ir/be/ppc32/bearch_ppc32.c b/ir/be/ppc32/bearch_ppc32.c
index 8ff4c5e..8d34e78 100644 (file)
--- a/ir/be/ppc32/bearch_ppc32.c
+++ b/ir/be/ppc32/bearch_ppc32.c
@@ -884,6 +884,13 @@ static const be_machine_t *ppc32_get_machine(const void *self) {
        return NULL;
 }
 
+/**
+ * Return irp irgs in the desired order.
+ */
+static ir_graph **ppc32_get_irg_list(const void *self, ir_graph **irg_list) {
+       return NULL;
+}
+
 /**
  * Returns the libFirm configuration parameter for this backend.
  */
@@ -923,6 +930,7 @@ const arch_isa_if_t ppc32_isa_if = {
        ppc32_get_libfirm_params,
        ppc32_get_allowed_execution_units,
        ppc32_get_machine,
+       ppc32_get_irg_list,
 };
 
 void be_init_arch_ppc32(void)