X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2FTEMPLATE%2Fbearch_TEMPLATE.c;h=c0e7f56ec450af83541dc7dc106778d952a31084;hb=1d4b9ab66a4545a879ba12eecadf7fa7c2e4977f;hp=385f4686119e96ca683af0814ea2d77feb6183b2;hpb=939b0af78227f2d14a4362a1b5518fd9e05b1053;p=libfirm

diff --git a/ir/be/TEMPLATE/bearch_TEMPLATE.c b/ir/be/TEMPLATE/bearch_TEMPLATE.c
index 385f46861..c0e7f56ec 100644
--- a/ir/be/TEMPLATE/bearch_TEMPLATE.c
+++ b/ir/be/TEMPLATE/bearch_TEMPLATE.c
@@ -162,7 +162,7 @@ static TEMPLATE_isa_t TEMPLATE_isa_template = {
 static arch_env_t *TEMPLATE_init(FILE *outfile)
 {
 	TEMPLATE_isa_t *isa = XMALLOC(TEMPLATE_isa_t);
-	memcpy(isa, &TEMPLATE_isa_template, sizeof(*isa));
+	*isa = TEMPLATE_isa_template;
 
 	be_emit_init(outfile);
 
@@ -248,7 +248,6 @@ static void TEMPLATE_get_call_abi(const void *self, ir_type *method_type,
 	(void) self;
 
 	/* set abi flags for calls */
-	call_flags.bits.left_to_right         = 0;
 	call_flags.bits.store_args_sequential = 1;
 	call_flags.bits.try_omit_fp           = 1;
 	call_flags.bits.fp_free               = 0;
@@ -322,7 +321,9 @@ static const backend_params *TEMPLATE_get_backend_params(void)
 		0,     /* 0: little-endian, 1: big-endian */
 		NULL,  /* architecture dependent settings, will be set later */
 		TEMPLATE_is_mux_allowed,  /* parameter for if conversion */
+		32,    /* machine size - a 32bit CPU */
 		NULL,  /* float arithmetic mode */
+		0,     /* size of long double */
 		0,     /* no trampoline support: size 0 */
 		0,     /* no trampoline support: align 0 */
 		NULL,  /* no trampoline support: no trampoline builder */
@@ -351,6 +352,50 @@ static int TEMPLATE_is_valid_clobber(const char *clobber)
 	return 0;
 }
 
+/**
+ * Check if the given register is callee or caller save.
+ */
+static int TEMPLATE_register_saved_by(const arch_register_t *reg, int callee)
+{
+	if (callee) {
+		/* check for callee saved */
+		if (reg->reg_class == &TEMPLATE_reg_classes[CLASS_TEMPLATE_gp]) {
+			switch (reg->index) {
+			case REG_GP_R7:
+			case REG_GP_R8:
+			case REG_GP_R9:
+			case REG_GP_R10:
+			case REG_GP_R11:
+			case REG_GP_R12:
+			case REG_GP_R13:
+				return 1;
+			default:
+				return 0;
+			}
+		}
+	} else {
+		/* check for caller saved */
+		if (reg->reg_class == &TEMPLATE_reg_classes[CLASS_TEMPLATE_gp]) {
+			switch (reg->index) {
+			case REG_GP_R0:
+			case REG_GP_R1:
+			case REG_GP_R2:
+			case REG_GP_R3:
+			case REG_GP_R4:
+			case REG_GP_R5:
+			case REG_GP_R6:
+				return 1;
+			default:
+				return 0;
+			}
+		} else if (reg->reg_class == &TEMPLATE_reg_classes[CLASS_TEMPLATE_fp]) {
+			/* all FP registers are caller save */
+			return 1;
+		}
+	}
+	return 0;
+}
+
 const arch_isa_if_t TEMPLATE_isa_if = {
 	TEMPLATE_init,
 	TEMPLATE_lower_for_target,
@@ -373,9 +418,10 @@ const arch_isa_if_t TEMPLATE_isa_if = {
 	TEMPLATE_after_ra,
 	TEMPLATE_finish_irg,
 	TEMPLATE_emit_routine,
+	TEMPLATE_register_saved_by,
 };
 
-BE_REGISTER_MODULE_CONSTRUCTOR(be_init_arch_TEMPLATE);
+BE_REGISTER_MODULE_CONSTRUCTOR(be_init_arch_TEMPLATE)
 void be_init_arch_TEMPLATE(void)
 {
 	be_register_isa_if("TEMPLATE", &TEMPLATE_isa_if);