fix typo

[libfirm] / ir / be / ia32 / ia32_map_regs.c

diff --git a/ir/be/ia32/ia32_map_regs.c b/ir/be/ia32/ia32_map_regs.c
index 4911097..df14074 100644 (file)
--- a/ir/be/ia32/ia32_map_regs.c
+++ b/ir/be/ia32/ia32_map_regs.c
@@ -36,82 +36,11 @@
 #include "gen_ia32_regalloc_if.h"
 #include "bearch_ia32_t.h"
 
-#define MAXNUM_GPREG_ARGS     3
-#define MAXNUM_SSE_ARGS       8
-
 /* this is the order of the assigned registers used for parameter passing */
 
-static const arch_register_t *gpreg_param_reg_fastcall[] = {
-       &ia32_gp_regs[REG_ECX],
-       &ia32_gp_regs[REG_EDX],
-       NULL
-};
-
-static const arch_register_t *gpreg_param_reg_regparam[] = {
-       &ia32_gp_regs[REG_EAX],
-       &ia32_gp_regs[REG_EDX],
-       &ia32_gp_regs[REG_ECX]
-};
-
-static const arch_register_t *gpreg_param_reg_this[] = {
-       &ia32_gp_regs[REG_ECX],
-       NULL,
-       NULL
-};
-
-static 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]
-};
-
-static const arch_register_t *fpreg_sse_param_reg_this[] = {
-       NULL,  /* in case of a "this" pointer, the first parameter must not be a float */
-};
-
-
-/* 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      = hash_irn(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");
@@ -122,21 +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?");
@@ -147,47 +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(unsigned cc, size_t nr,
-                                             const ir_mode *mode)
-{
-       if (! (cc & cc_reg_param))
-               return NULL;
-
-       if (mode_is_float(mode)) {
-               if (!ia32_cg_config.use_sse2 || (cc & cc_fpreg_param) == 0)
-                       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)) {
-               unsigned num_regparam;
-
-               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];
-               }
-               num_regparam = cc & ~cc_bits;
-               if (num_regparam == 0) {
-                       /* default fastcall */
-                       return gpreg_param_reg_fastcall[nr];
-               }
-               if (nr < num_regparam)
-                       return gpreg_param_reg_regparam[nr];
-               return NULL;
-       }
-
-       panic("unknown argument mode");
-}