+typedef struct _ia32_isa_t {
+ const arch_isa_if_t *impl;
+ const arch_register_t *sp; /**< The stack pointer register. */
+ const arch_register_t *bp; /**< The base pointer register. */
+ const int stack_dir; /**< -1 for decreasing, 1 for increasing. */
+ int num_codegens; /**< The number of code generator objects created so far */
+ pmap *regs_16bit; /**< Contains the 16bits names of the gp registers */
+ pmap *regs_8bit; /**< Contains the 8bits names of the gp registers */
+#ifndef NDEBUG
+ struct obstack *name_obst; /**< holds the original node names (for debugging) */
+ unsigned long name_obst_size;
+#endif /* NDEBUG */
+} ia32_isa_t;
+
+typedef struct _ia32_irn_ops_t {
+ const arch_irn_ops_if_t *impl;
+ ia32_code_gen_t *cg;
+} ia32_irn_ops_t;
+
+/* this is a struct to minimize the number of parameters
+ for transformation walker */
+typedef struct _ia32_transform_env_t {
+ firm_dbg_module_t *mod; /**< The firm debugger */
+ dbg_info *dbg; /**< The node debug info */
+ ir_graph *irg; /**< The irg, the node should be created in */
+ ir_node *block; /**< The block, the node should belong to */
+ ir_node *irn; /**< The irn, to be transformed */
+ ir_mode *mode; /**< The mode of the irn */
+ ia32_code_gen_t *cg; /**< The code generator */
+} ia32_transform_env_t;
+
+/**
+ * Creates the unique per irg GP NoReg node.
+ */
+ir_node *ia32_new_NoReg_gp(ia32_code_gen_t *cg);
+
+/**
+ * Creates the unique per irg FP NoReg node.
+ */
+ir_node *ia32_new_NoReg_fp(ia32_code_gen_t *cg);
+