X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fia32%2Fia32_map_regs.c;h=df14074121712efe67531dc9d9800b3ee250aef8;hb=efdb09dd64658e15cd9fd2599884bfe72bba7fd2;hp=2083d25661aa123b8359b66272be0179b5d6499d;hpb=bf27182dad1cb8762178a0cd18a9c473e046c2f2;p=libfirm

diff --git a/ir/be/ia32/ia32_map_regs.c b/ir/be/ia32/ia32_map_regs.c
index 2083d2566..df1407412 100644
--- a/ir/be/ia32/ia32_map_regs.c
+++ b/ir/be/ia32/ia32_map_regs.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1995-2007 University of Karlsruhe.  All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
  *
  * This file is part of libFirm.
  *
@@ -23,9 +23,7 @@
  * @author      Christian Wuerdig
  * @version     $Id$
  */
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
 
 #include <stdlib.h>
 
@@ -34,95 +32,15 @@
 
 #include "ia32_map_regs.h"
 #include "ia32_new_nodes.h"
+#include "ia32_architecture.h"
 #include "gen_ia32_regalloc_if.h"
 #include "bearch_ia32_t.h"
-#include "../benodesets.h"
 
-#define MAXNUM_GPREG_ARGS     3
-#define MAXNUM_SSE_ARGS       5
+/* this is the order of the assigned registers used for parameter passing */
 
-/* this is the order of the assigned registers usesd for parameter passing */
 
-const arch_register_t *gpreg_param_reg_std[] = {
-	&ia32_gp_regs[REG_EAX],
-	&ia32_gp_regs[REG_EDX],
-	&ia32_gp_regs[REG_ECX],
-	&ia32_gp_regs[REG_EBX],
-	&ia32_gp_regs[REG_EDI],
-	&ia32_gp_regs[REG_ESI]
-};
-
-const arch_register_t *gpreg_param_reg_this[] = {
-	&ia32_gp_regs[REG_ECX],
-	&ia32_gp_regs[REG_EAX],
-	&ia32_gp_regs[REG_EDX],
-	&ia32_gp_regs[REG_EBX],
-	&ia32_gp_regs[REG_EDI],
-	&ia32_gp_regs[REG_ESI]
-};
-
-const arch_register_t *fpreg_sse_param_reg_std[] = {
-	&ia32_xmm_regs[REG_XMM0],
-	&ia32_xmm_regs[REG_XMM1],
-	&ia32_xmm_regs[REG_XMM2],
-	&ia32_xmm_regs[REG_XMM3],
-	&ia32_xmm_regs[REG_XMM4],
-	&ia32_xmm_regs[REG_XMM5],
-	&ia32_xmm_regs[REG_XMM6],
-	&ia32_xmm_regs[REG_XMM7]
-};
-
-const arch_register_t *fpreg_sse_param_reg_this[] = {
-	NULL,  /* in case of a "this" pointer, the first parameter must not be a float */
-	&ia32_xmm_regs[REG_XMM0],
-	&ia32_xmm_regs[REG_XMM1],
-	&ia32_xmm_regs[REG_XMM2],
-	&ia32_xmm_regs[REG_XMM3],
-	&ia32_xmm_regs[REG_XMM4],
-	&ia32_xmm_regs[REG_XMM5],
-	&ia32_xmm_regs[REG_XMM6],
-	&ia32_xmm_regs[REG_XMM7]
-};
-
-
-
-/* Mapping to store registers in firm nodes */
-
-struct ia32_irn_reg_assoc {
-	const ir_node *irn;
-	const arch_register_t *reg;
-};
-
-int ia32_cmp_irn_reg_assoc(const void *a, const void *b, size_t len) {
-	const struct ia32_irn_reg_assoc *x = a;
-	const struct ia32_irn_reg_assoc *y = b;
-	(void) len;
-
-	return x->irn != y->irn;
-}
-
-static struct ia32_irn_reg_assoc *get_irn_reg_assoc(const ir_node *irn, set *reg_set) {
-	struct ia32_irn_reg_assoc templ;
-	unsigned int hash;
-
-	templ.irn = irn;
-	templ.reg = NULL;
-	hash = nodeset_hash(irn);
-
-	return set_insert(reg_set, &templ, sizeof(templ), hash);
-}
-
-void ia32_set_firm_reg(ir_node *irn, const arch_register_t *reg, set *reg_set) {
-	struct ia32_irn_reg_assoc *assoc = get_irn_reg_assoc(irn, reg_set);
-	assoc->reg = reg;
-}
-
-const arch_register_t *ia32_get_firm_reg(const ir_node *irn, set *reg_set) {
-	struct ia32_irn_reg_assoc *assoc = get_irn_reg_assoc(irn, reg_set);
-	return assoc->reg;
-}
-
-void ia32_build_16bit_reg_map(pmap *reg_map) {
+void ia32_build_16bit_reg_map(pmap *reg_map)
+{
 	pmap_insert(reg_map, &ia32_gp_regs[REG_EAX], "ax");
 	pmap_insert(reg_map, &ia32_gp_regs[REG_EBX], "bx");
 	pmap_insert(reg_map, &ia32_gp_regs[REG_ECX], "cx");
@@ -133,21 +51,24 @@ void ia32_build_16bit_reg_map(pmap *reg_map) {
 	pmap_insert(reg_map, &ia32_gp_regs[REG_ESP], "sp");
 }
 
-void ia32_build_8bit_reg_map(pmap *reg_map) {
+void ia32_build_8bit_reg_map(pmap *reg_map)
+{
 	pmap_insert(reg_map, &ia32_gp_regs[REG_EAX], "al");
 	pmap_insert(reg_map, &ia32_gp_regs[REG_EBX], "bl");
 	pmap_insert(reg_map, &ia32_gp_regs[REG_ECX], "cl");
 	pmap_insert(reg_map, &ia32_gp_regs[REG_EDX], "dl");
 }
 
-void ia32_build_8bit_reg_map_high(pmap *reg_map) {
+void ia32_build_8bit_reg_map_high(pmap *reg_map)
+{
 	pmap_insert(reg_map, &ia32_gp_regs[REG_EAX], "ah");
 	pmap_insert(reg_map, &ia32_gp_regs[REG_EBX], "bh");
 	pmap_insert(reg_map, &ia32_gp_regs[REG_ECX], "ch");
 	pmap_insert(reg_map, &ia32_gp_regs[REG_EDX], "dh");
 }
 
-const char *ia32_get_mapped_reg_name(pmap *reg_map, const arch_register_t *reg) {
+const char *ia32_get_mapped_reg_name(pmap *reg_map, const arch_register_t *reg)
+{
 	pmap_entry *e = pmap_find(reg_map, (void *)reg);
 
 	//assert(e && "missing map init?");
@@ -158,38 +79,3 @@ const char *ia32_get_mapped_reg_name(pmap *reg_map, const arch_register_t *reg)
 
 	return e->value;
 }
-
-/**
- * Returns the register for parameter nr.
- */
-const arch_register_t *ia32_get_RegParam_reg(ia32_code_gen_t *cg, unsigned cc,
-                                             size_t nr, const ir_mode *mode)
-{
-	if(! (cc & cc_reg_param))
-		return NULL;
-
-	if(mode_is_float(mode)) {
-		if(!USE_SSE2(cg))
-			return NULL;
-		if(nr >= MAXNUM_SSE_ARGS)
-			return NULL;
-
-		if(cc & cc_this_call) {
-			return fpreg_sse_param_reg_this[nr];
-		}
-		return fpreg_sse_param_reg_std[nr];
-	} else if(mode_is_int(mode) || mode_is_reference(mode)) {
-		if(get_mode_size_bits(mode) > 32)
-			return NULL;
-
-		if(nr >= MAXNUM_GPREG_ARGS)
-			return NULL;
-
-		if(cc & cc_this_call) {
-			return gpreg_param_reg_this[nr];
-		}
-		return gpreg_param_reg_std[nr];
-	}
-
-	panic("unknown argument mode");
-}