arm64: codea/abgabe_aa.0

[uebersetzerbau-ss10.git] / gesamt_arm / chelper.c

diff --git a/gesamt_arm/chelper.c b/gesamt_arm/chelper.c
index 2e736ea421618c08867b07b598b27cfdbbf2d615..20e81bffd435e389df1e2487f43d2c33b5d75bf5 100644 (file)
--- a/gesamt_arm/chelper.c
+++ b/gesamt_arm/chelper.c
@@ -8,8 +8,9 @@
 #define DDCHELP
 #endif
 
+/* TODO */
 #define REGLEN 5
-static char *regsppc[] = {"14", "15", "16", "17", "18"};
+static char *regsppc[] = {"r10", "r11", "r12", "r13", "r14"};
 
 /* ja, dirty.. */
 static char *akt_func_name = (char*) NULL;
@@ -17,8 +18,8 @@ static char need_stack = 0;
 
 void func_header(char *s, int vars, int parms, int call)
 {
-       printf("\t.globl %1$s\n\t.type %1$s, @function\n%1$s:\n", s);
-       printf("\t#vars: %i, parms: %i, call(bool): %i\n", vars, parms, call);
+       printf("\t.globl %1$s\n\t.type %1$s, %%function\n%1$s:\n", s);
+       printf("\t@ vars: %i, parms: %i, call(bool): %i\n", vars, parms, call);
        akt_func_name = s;
 
        need_stack = (vars || parms) && call;
@@ -43,27 +44,26 @@ void func_footer(void)
                /* restore link register */
                printf("\tlwz 0,-8(1); mtlr 0\n");
        }
-       printf("\tblr\n\n\n");
+       printf("\tbx lr\n\n\n");
 }
 
 void move(char *src, char *dst)
 {
        if(src == (char*) NULL) return;
        if(strcmp(src,dst) != 0) {
-               printf("\tmr %s,%s\n", dst, src);
+               printf("\tmov %s, %s\n", dst, src);
        }
 }
 
 void moveimm(long imm, char *dst)
 {
+       static int constlbl = 1;
        if((imm > 65536-1) || (imm < -65536)) {
-               /* high word */
-               printf("\tlis %s,%d@ha\n", dst, imm);
-               /* low word */
-               printf("\taddi %s,%s,%d@l\n", dst, dst, imm);
+               printf("\t.align 2\n\t.CONSTLBL%i\n\t.word %i\n", constlbl++);
+               printf("\tldr %s, .CONSTLBL%i\n", dst, constlbl);
        } else {
                /* just low word */
-               printf("\tli %s,%d@l\n", dst, imm);
+               printf("\t%s %s, #%d\n", imm >= 0 ? "mov" : "mvn", dst, imm >= 0 ? imm : (-1 * imm) - 1);
        }
 }
 
@@ -90,8 +90,8 @@ char *reg_64to8l(char *s)
 }
 
 char *param_reg(int num)
-{
-       char *regs[] = {"3", "4", "5", "6", "7", "8", "9", "10"};
+{      /* TODO */
+       char *regs[] = {"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9"};
        return regs[num];
 }