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- Allow for a larger rhs on phi variables

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git-svn-id: svn://svn.coreboot.org/coreboot/trunk@932 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Eric Biederman
2003-07-03 03:59:38 +00:00
parent 530b5193e4
commit 678d816f26
1 changed files with 25 additions and 21 deletions
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46
util/romcc/romcc.c
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@@ -648,9 +648,9 @@ struct triple_set {
};
#define MAX_LHS 15
#define MAX_RHS 15
#define MAX_MISC 15
#define MAX_TARG 15
#define MAX_RHS 250
#define MAX_MISC 3
#define MAX_TARG 3
struct occurance {
int count;
@@ -668,19 +668,19 @@ struct triple {
unsigned char template_id;
unsigned short sizes;
#define TRIPLE_LHS(SIZES) (((SIZES) >> 0) & 0x0f)
#define TRIPLE_RHS(SIZES) (((SIZES) >> 4) & 0x0f)
#define TRIPLE_MISC(SIZES) (((SIZES) >> 8) & 0x0f)
#define TRIPLE_TARG(SIZES) (((SIZES) >> 12) & 0x0f)
#define TRIPLE_RHS(SIZES) (((SIZES) >> 4) & 0xff)
#define TRIPLE_MISC(SIZES) (((SIZES) >> 12) & 0x03)
#define TRIPLE_TARG(SIZES) (((SIZES) >> 14) & 0x03)
#define TRIPLE_SIZE(SIZES) \
((((SIZES) >> 0) & 0x0f) + \
(((SIZES) >> 4) & 0x0f) + \
(((SIZES) >> 8) & 0x0f) + \
(((SIZES) >> 12) & 0x0f))
(TRIPLE_LHS(SIZES) + \
TRIPLE_RHS(SIZES) + \
TRIPLE_MISC(SIZES) + \
TRIPLE_TARG(SIZES))
#define TRIPLE_SIZES(LHS, RHS, MISC, TARG) \
((((LHS) & 0x0f) << 0) | \
(((RHS) & 0x0f) << 4) | \
(((MISC) & 0x0f) << 8) | \
(((TARG) & 0x0f) << 12))
(((RHS) & 0xff) << 4) | \
(((MISC) & 0x03) << 12) | \
(((TARG) & 0x03) << 14))
#define TRIPLE_LHS_OFF(SIZES) (0)
#define TRIPLE_RHS_OFF(SIZES) (TRIPLE_LHS_OFF(SIZES) + TRIPLE_LHS(SIZES))
#define TRIPLE_MISC_OFF(SIZES) (TRIPLE_RHS_OFF(SIZES) + TRIPLE_RHS(SIZES))
@@ -1336,9 +1336,13 @@ static struct triple zero_triple = {
static unsigned short triple_sizes(struct compile_state *state,
int op, struct type *type, int lhs_wanted, int rhs_wanted)
int op, struct type *type, int lhs_wanted, int rhs_wanted,
struct occurance *occurance)
{
int lhs, rhs, misc, targ;
struct triple dummy;
dummy.op = op;
dummy.occurance = occurance;
valid_op(state, op);
lhs = table_ops[op].lhs;
rhs = table_ops[op].rhs;
@@ -1373,16 +1377,16 @@ static unsigned short triple_sizes(struct compile_state *state,
lhs = lhs_wanted;
}
if ((rhs < 0) || (rhs > MAX_RHS)) {
internal_error(state, 0, "bad rhs");
internal_error(state, &dummy, "bad rhs %d", rhs);
}
if ((lhs < 0) || (lhs > MAX_LHS)) {
internal_error(state, 0, "bad lhs");
internal_error(state, &dummy, "bad lhs");
}
if ((misc < 0) || (misc > MAX_MISC)) {
internal_error(state, 0, "bad misc");
internal_error(state, &dummy, "bad misc");
}
if ((targ < 0) || (targ > MAX_TARG)) {
internal_error(state, 0, "bad targs");
internal_error(state, &dummy, "bad targs");
}
return TRIPLE_SIZES(lhs, rhs, misc, targ);
}
@@ -1393,7 +1397,7 @@ static struct triple *alloc_triple(struct compile_state *state,
{
size_t size, sizes, extra_count, min_count;
struct triple *ret;
sizes = triple_sizes(state, op, type, lhs, rhs);
sizes = triple_sizes(state, op, type, lhs, rhs, occurance);
min_count = sizeof(ret->param)/sizeof(ret->param[0]);
extra_count = TRIPLE_SIZE(sizes);
@@ -10588,7 +10592,7 @@ static void rename_block_variables(
var = RHS(ptr, 0);
tval = val = RHS(ptr, 1);
if ((val->op == OP_WRITE) || (val->op == OP_READ)) {
internal_error(state, val, "bad value in write");
internal_error(state, ptr, "bad value in write");
}
/* Insert a copy if the types differ */
if (!equiv_types(ptr->type, val->type)) {
@@ -17111,7 +17115,7 @@ static void print_op_move(struct compile_state *state,
(dst_regcm & (REGCM_MMX | REGCM_XMM))) {
const char *op;
int mid_reg;
op = is_signed(src->type)? "movsx":"movxz";
op = is_signed(src->type)? "movsx":"movzx";
mid_reg = (src_reg - REGC_GPR16_FIRST) + REGC_GPR32_FIRST;
fprintf(fp, "\t%s %s, %s\n\tmovd %s, %s\n",
op,