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fixed a bug: STD/LDD was generated on odd-numbered reg

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ceriel 1996-11-19 13:28:41 +00:00
parent a44bbb3977
commit ea09125e30
1 changed files with 10 additions and 0 deletions
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10
mach/sparc/ce/ce.src/ms_reg.c
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@ -211,6 +211,14 @@ reg_info *e1, *e2;
return (e1->offset - e2->offset); return (e1->offset - e2->offset);
} }
static int even(s)
char *s;
{
int l = strlen(s);
/* Assume ASCII, where even-numbered characters (0,2,4,6,8) are even. */
return ! (s[l-1] & 1);
}
static save_float_regs() static save_float_regs()
{ {
int i; int i;
@ -220,6 +228,7 @@ static save_float_regs()
for (i = 0, offset= 0; i < nr_flt_vars; i++, offset += 8) for (i = 0, offset= 0; i < nr_flt_vars; i++, offset += 8)
if ((i+1 < nr_flt_vars && if ((i+1 < nr_flt_vars &&
flt_dat[i].offset == flt_dat[i+1].offset-4 && flt_dat[i].offset == flt_dat[i+1].offset-4 &&
even(flt_dat[i].reg) &&
flt_dat[i].size == EM_FSIZE && flt_dat[i].size == EM_FSIZE &&
flt_dat[i+1].size == EM_FSIZE) flt_dat[i+1].size == EM_FSIZE)
|| (flt_dat[i].size == EM_DSIZE)) { || (flt_dat[i].size == EM_DSIZE)) {
@ -240,6 +249,7 @@ load_float_regs()
for (i = 0, offset= 0; i < nr_flt_vars; i++, offset += 8) for (i = 0, offset= 0; i < nr_flt_vars; i++, offset += 8)
if ((i+1 < nr_flt_vars && if ((i+1 < nr_flt_vars &&
flt_dat[i].offset == flt_dat[i+1].offset-4 && flt_dat[i].offset == flt_dat[i+1].offset-4 &&
even(flt_dat[i].reg) &&
flt_dat[i].size == EM_FSIZE && flt_dat[i].size == EM_FSIZE &&
flt_dat[i+1].size == EM_FSIZE) flt_dat[i+1].size == EM_FSIZE)
|| (flt_dat[i].size == EM_DSIZE)) { || (flt_dat[i].size == EM_DSIZE)) {