X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fppc32%2Fbearch_ppc32.c;h=3765d26c71d37bbf64efa083e61c6f2394131977;hb=1872920c09708b361d06c0dc9f4c1fd0a03544f5;hp=8b914c4129b4175e4fe3e0ce77f610c92421d63e;hpb=703ab08b283d8b052f96b1b065359139b504bbeb;p=libfirm

diff --git a/ir/be/ppc32/bearch_ppc32.c b/ir/be/ppc32/bearch_ppc32.c
index 8b914c412..3765d26c7 100644
--- a/ir/be/ppc32/bearch_ppc32.c
+++ b/ir/be/ppc32/bearch_ppc32.c
@@ -322,22 +322,25 @@ static void ppc32_abi_regs_saved_by_me(void *self, pset *regs)
 
 /**
  * Generate the prologue.
- * @param self    The callback object.
- * @param mem     A pointer to the mem node. Update this if you define new memory.
- * @param reg_map A mapping mapping all callee_save/ignore/parameter registers to their defining nodes.
+ * @param self       The callback object.
+ * @param mem        A pointer to the mem node. Update this if you define new memory.
+ * @param reg_map    A mapping mapping all callee_save/ignore/parameter registers to their defining nodes.
+ * @param stack_bias Points to the current stack bias, can be modified if needed.
+ *
  * @return        The register which shall be used as a stack frame base.
  *
  * All nodes which define registers in @p reg_map must keep @p reg_map current.
  */
-static const arch_register_t *ppc32_abi_prologue(void *self, ir_node **mem, pmap *reg_map)
+static const arch_register_t *ppc32_abi_prologue(void *self, ir_node **mem, pmap *reg_map, int *stack_bias)
 {
 	ppc32_abi_env *env = (ppc32_abi_env *) self;
 	be_abi_call_flags_t flags = be_abi_call_get_flags(env->call);
 	(void) mem;
 	(void) reg_map;
+	(void) stack_bias;
 	isleaf = flags.bits.irg_is_leaf;
 
-	if(flags.bits.try_omit_fp)
+	if (flags.bits.try_omit_fp)
 		return &ppc32_gp_regs[REG_R1];
 	else
 		return &ppc32_gp_regs[REG_R31];
@@ -640,7 +643,7 @@ static ppc32_isa_t ppc32_isa_template = {
 		&ppc32_gp_regs[REG_R1],  /* stack pointer */
 		&ppc32_gp_regs[REG_R31], /* base pointer */
 		-1,                      /* stack is decreasing */
-		1,                       /* call stack alignment */
+		2,                       /* power of two stack alignment for calls, 2^2 == 4 */
 		NULL,                    /* main environment */
 		7,                       /* spill costs */
 		5,                       /* reload costs */
@@ -926,6 +929,22 @@ static const backend_params *ppc32_get_libfirm_params(void) {
 	return &p;
 }
 
+static asm_constraint_flags_t ppc32_parse_asm_constraint(const void *self, const char **c)
+{
+	/* no asm support yet */
+	(void) self;
+	(void) c;
+	return ASM_CONSTRAINT_FLAG_INVALID;
+}
+
+static int ppc32_is_valid_clobber(const void *self, const char *clobber)
+{
+	/* no asm support yet */
+	(void) self;
+	(void) clobber;
+	return 0;
+}
+
 const arch_isa_if_t ppc32_isa_if = {
 	ppc32_init,
 	ppc32_done,
@@ -941,6 +960,8 @@ const arch_isa_if_t ppc32_isa_if = {
 	ppc32_get_allowed_execution_units,
 	ppc32_get_machine,
 	ppc32_get_irg_list,
+	ppc32_parse_asm_constraint,
+	ppc32_is_valid_clobber
 };
 
 void be_init_arch_ppc32(void)