X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbearch.c;h=8ff66289c0d8a2e2c5d716c2b69b31c44bf629a7;hb=ca1b1615fbe23a4d5cf72e7be5d2ee831615cbc2;hp=098e3dbc1fcfc1a3d6018904d5788bc0e24e7ed1;hpb=d32b78d7372f6cb8231b108d00992cf0133072a1;p=libfirm

diff --git a/ir/be/bearch.c b/ir/be/bearch.c
index 098e3dbc1..8ff66289c 100644
--- a/ir/be/bearch.c
+++ b/ir/be/bearch.c
@@ -22,11 +22,14 @@
 
 #include "bearch.h"
 #include "ircons_t.h"
+#include "irnode_t.h"
 
 #include "bitset.h"
 #include "pset.h"
 #include "entity.h"
 
+#include "irprintf.h"
+
 arch_env_t *arch_env_init(arch_env_t *env, const arch_isa_if_t *isa_if)
 {
   memset(env, 0, sizeof(*env));
@@ -34,7 +37,7 @@ arch_env_t *arch_env_init(arch_env_t *env, const arch_isa_if_t *isa_if)
   return env;
 }
 
-arch_env_t *arch_env_add_irn_handler(arch_env_t *env,
+arch_env_t *arch_env_push_irn_handler(arch_env_t *env,
     const arch_irn_handler_t *handler)
 {
   assert(env->handlers_tos <= ARCH_MAX_HANDLERS);
@@ -42,6 +45,12 @@ arch_env_t *arch_env_add_irn_handler(arch_env_t *env,
   return env;
 }
 
+const arch_irn_handler_t *arch_env_pop_irn_handler(arch_env_t *env)
+{
+  assert(env->handlers_tos > 0 && env->handlers_tos <= ARCH_MAX_HANDLERS);
+  return env->handlers[--env->handlers_tos];
+}
+
 static const arch_irn_ops_t *fallback_irn_ops = NULL;
 
 int arch_register_class_put(const arch_register_class_t *cls, bitset_t *bs)
@@ -85,10 +94,16 @@ const arch_register_req_t *arch_get_register_req(const arch_env_t *env,
   return ops->impl->get_irn_reg_req(ops, req, irn, pos);
 }
 
-void arch_set_stack_bias(const arch_env_t *env, ir_node *irn, int bias)
+void arch_set_frame_offset(const arch_env_t *env, ir_node *irn, int offset)
 {
   const arch_irn_ops_t *ops = get_irn_ops(env, irn);
-  ops->impl->set_stack_bias(ops, irn, bias);
+  ops->impl->set_frame_offset(ops, irn, offset);
+}
+
+entity *arch_get_frame_entity(const arch_env_t *env, ir_node *irn)
+{
+  const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+  return ops->impl->get_frame_entity(ops, irn);
 }
 
 
@@ -184,3 +199,45 @@ extern arch_irn_flags_t arch_irn_get_flags(const arch_env_t *env, const ir_node
   const arch_irn_ops_t *ops = get_irn_ops(env, irn);
   return ops->impl->get_flags(ops, irn);
 }
+
+extern const char *arch_irn_flag_str(arch_irn_flags_t fl)
+{
+	switch(fl) {
+#define XXX(x) case arch_irn_flags_ ## x: return #x;
+		XXX(dont_spill);
+		XXX(ignore);
+		XXX(rematerializable);
+		XXX(none);
+#undef XXX
+	}
+	return "n/a";
+}
+
+extern char *arch_register_req_format(char *buf, size_t len, const arch_register_req_t *req)
+{
+	char tmp[128];
+	snprintf(buf, len, "class: %s", req->cls->name);
+
+	if(arch_register_req_is(req, limited)) {
+		bitset_pos_t elm;
+		bitset_t *bs = bitset_alloca(req->cls->n_regs);
+		req->limited(req->limited_env, bs);
+		strncat(buf, " limited:", len);
+		bitset_foreach(bs, elm) {
+			strncat(buf, " ", len);
+			strncat(buf, req->cls->regs[elm].name, len);
+		}
+	}
+
+	if(arch_register_req_is(req, should_be_same)) {
+		ir_snprintf(tmp, sizeof(tmp), " same to: %+F", req->other_different);
+		strncat(buf, tmp, len);
+	}
+
+	if(arch_register_req_is(req, should_be_different)) {
+		ir_snprintf(tmp, sizeof(tmp), " different to: %+F", req->other_different);
+		strncat(buf, tmp, len);
+	}
+
+	return buf;
+}