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changeset 743:78f57ff5c86e

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i64 basic.c code generation (not yet compiled)
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Fri, 12 Nov 2010 13:26:13 +0900
parents bdae6a221174
children c9d4390b2b4e
files mc-code-i64.c
diffstat 1 files changed, 17 insertions(+), 17 deletions(-) [+]
line wrap: on
line diff
--- a/mc-code-i64.c	Tue Nov 09 22:19:02 2010 +0900
+++ b/mc-code-i64.c	Fri Nov 12 13:26:13 2010 +0900
@@ -362,14 +362,14 @@
 
 #define FREG_OFFSET   18
 
-#define REG_ESP   1
-#define REG_EBP   2
-#define REG_EDI   3    // first argument register
-#define REG_ESI   4
-#define REG_EDX   5
-#define REG_ECX   6    // for strange reason (code_assop)
-#define REG_EAX   7
-#define REG_EBX   8
+#define REG_ESP   0
+#define REG_EBP   1
+#define REG_EDI   2    // first argument register
+#define REG_ESI   3
+#define REG_EDX   4
+#define REG_ECX   5    // for strange reason (code_assop)
+#define REG_EAX   6
+#define REG_EBX   7
 #define is_int_reg(reg) (1<=reg&&reg<MAX_REGISTER)
 #define is_float_reg(reg) (RET_FREGISTER<=reg&&reg<FREG_OFFSET+REAL_MAX_DREGISTER)
 
@@ -387,7 +387,6 @@
     0,
     0,
     0,
-    0,
     "%cl",
     "%dl",
     "%r8b",
@@ -401,7 +400,7 @@
     "%r14b",
     "%r15b",
     "%r16b"};
-static char *reg_name_w[] = {0,
+static char *reg_name_w[] = {
     "%sp",
     "%bp",
     "%di",
@@ -420,7 +419,7 @@
     "%r15w",
     "%r16w"};
 
-static char *reg_name[] = {0,
+static char *reg_name[] = {
     "%esp",
     "%ebp",
     "%edi",
@@ -445,7 +444,7 @@
 #define FREG_VAR_BASE    (RET_FREGISTER+16)
 #define FREG_VAR_MIN     (RET_FREGISTER+16-MAX_DREGISTER_VAR)
 
-static char *reg_name_q[] = {0,
+static char *reg_name_q[] = {
     "%rsp",
     "%rbp",
     "%rdi",
@@ -465,7 +464,8 @@
     "%r16",
 };
 
-static char *reg_name_d[] = {0,    "%xmm0", // 18
+static char *reg_name_d[] = {    
+    "%xmm0", // 18
     "%xmm1",
     "%xmm2",
     "%xmm3",
@@ -694,7 +694,7 @@
     return i;
 }
 
-#define fregister_name(reg)  reg_name_d[reg-FREG_OFFSET]
+#define fregister_name(reg)  reg_name_d[(reg)-FREG_OFFSET]
 
 static void
 set_freg(int reg,int mode)
@@ -872,8 +872,8 @@
 get_data_register(void)
 {    /* 使われていないレジスタを調べる */
     int i,reg,j;
-    for(i=1;is_data_reg(i) && i<MAX_REGISTER+1;i++) {
-	if (! regs[i]) {    /* 使われていないなら */
+    for(i=1; i<MAX_REGISTER+1;i++) {
+	if (is_data_reg(i) && ! regs[i]) {    /* 使われていないなら */
 	    regs[i]=1;      /* そのレジスタを使うことを宣言し */
 	    return i;       /* その場所を表す番号を返す */
 	}
@@ -3651,7 +3651,7 @@
     r = get_ptr_cache(one);
     drn=register_name(r,0);
     grn=fregister_name(g=get_dregister(d));
-    printf("\tmovs%s 0(%s),%s\n",d?"d":"s",grn,drn);
+    printf("\tmovs%s 0(%s),%s\n",d?"d":"s",drn,grn);
     return g;
 }