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rs6000.c (altivec_expand_builtin): Move lvx/stv/dst builtins...

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2002-06-27  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.c (altivec_expand_builtin): Move
        lvx/stv/dst builtins...
        (altivec_expand_ld_builtin): ...to here.
        (altivec_expand_st_builtin): ...here.
        (altivec_expand_dst_builtin): ...and here (respectively).

From-SVN: r55067
This commit is contained in:
Aldy Hernandez 2002-06-28 17:32:12 +00:00 committed by Aldy Hernandez
parent 5f9dc2143b
commit 3a9b8c7e91
2 changed files with 197 additions and 202 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2002-06-27 Aldy Hernandez <aldyh@redhat.com>
* config/rs6000/rs6000.c (altivec_expand_builtin): Move
lvx/stv/dst builtins...
(altivec_expand_ld_builtin): ...to here.
(altivec_expand_st_builtin): ...here.
(altivec_expand_dst_builtin): ...and here (respectively).
2002-06-28 Bob Wilson <bob.wilson@acm.org> 2002-06-28 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.h (RETURN_IN_MEMORY): Update comment. * config/xtensa/xtensa.h (RETURN_IN_MEMORY): Update comment.

391
gcc/config/rs6000/rs6000.c
View File

@ -192,6 +192,9 @@ static rtx rs6000_expand_ternop_builtin PARAMS ((enum insn_code, tree, rtx));
static rtx rs6000_expand_builtin PARAMS ((tree, rtx, rtx, enum machine_mode, int)); static rtx rs6000_expand_builtin PARAMS ((tree, rtx, rtx, enum machine_mode, int));
static void altivec_init_builtins PARAMS ((void)); static void altivec_init_builtins PARAMS ((void));
static rtx altivec_expand_builtin PARAMS ((tree, rtx, bool *)); static rtx altivec_expand_builtin PARAMS ((tree, rtx, bool *));
static rtx altivec_expand_ld_builtin PARAMS ((tree, rtx, bool *));
static rtx altivec_expand_st_builtin PARAMS ((tree, rtx, bool *));
static rtx altivec_expand_dst_builtin PARAMS ((tree, rtx, bool *));
static rtx altivec_expand_abs_builtin PARAMS ((enum insn_code, tree, rtx)); static rtx altivec_expand_abs_builtin PARAMS ((enum insn_code, tree, rtx));
static rtx altivec_expand_predicate_builtin PARAMS ((enum insn_code, const char *, tree, rtx)); static rtx altivec_expand_predicate_builtin PARAMS ((enum insn_code, const char *, tree, rtx));
static rtx altivec_expand_stv_builtin PARAMS ((enum insn_code, tree)); static rtx altivec_expand_stv_builtin PARAMS ((enum insn_code, tree));
@ -3888,6 +3891,178 @@ rs6000_expand_ternop_builtin (icode, arglist, target)
return target; return target;
} }
/* Expand the lvx builtins. */
static rtx
altivec_expand_ld_builtin (exp, target, expandedp)
tree exp;
rtx target;
bool *expandedp;
{
tree fndecl = TREE_OPERAND (TREE_OPERAND (exp, 0), 0);
tree arglist = TREE_OPERAND (exp, 1);
unsigned int fcode = DECL_FUNCTION_CODE (fndecl);
tree arg0;
enum machine_mode tmode, mode0;
rtx pat, target, op0;
enum insn_code icode;
switch (fcode)
{
case ALTIVEC_BUILTIN_LD_INTERNAL_16qi:
icode = CODE_FOR_altivec_lvx_16qi;
break;
case ALTIVEC_BUILTIN_LD_INTERNAL_8hi:
icode = CODE_FOR_altivec_lvx_8hi;
break;
case ALTIVEC_BUILTIN_LD_INTERNAL_4si:
icode = CODE_FOR_altivec_lvx_4si;
break;
case ALTIVEC_BUILTIN_LD_INTERNAL_4sf:
icode = CODE_FOR_altivec_lvx_4sf;
break;
default:
*expandedp = false;
return NULL_RTX;
}
*expandedp = true;
arg0 = TREE_VALUE (arglist);
op0 = expand_expr (arg0, NULL_RTX, VOIDmode, 0);
tmode = insn_data[icode].operand[0].mode;
mode0 = insn_data[icode].operand[1].mode;
if (target == 0
|| GET_MODE (target) != tmode
|| ! (*insn_data[icode].operand[0].predicate) (target, tmode))
target = gen_reg_rtx (tmode);
if (! (*insn_data[icode].operand[1].predicate) (op0, mode0))
op0 = gen_rtx_MEM (mode0, copy_to_mode_reg (Pmode, op0));
pat = GEN_FCN (icode) (target, op0);
if (! pat)
return 0;
emit_insn (pat);
return target;
}
/* Expand the stvx builtins. */
static rtx
altivec_expand_st_builtin (exp, target, expandedp)
tree exp;
rtx target;
bool *expandedp;
{
tree fndecl = TREE_OPERAND (TREE_OPERAND (exp, 0), 0);
tree arglist = TREE_OPERAND (exp, 1);
unsigned int fcode = DECL_FUNCTION_CODE (fndecl);
tree arg0, arg1;
enum machine_mode mode0, mode1;
rtx pat, target, op0, op1;
enum insn_code icode;
switch (fcode)
{
case ALTIVEC_BUILTIN_ST_INTERNAL_16qi:
icode = CODE_FOR_altivec_stvx_16qi;
break;
case ALTIVEC_BUILTIN_ST_INTERNAL_8hi:
icode = CODE_FOR_altivec_stvx_8hi;
break;
case ALTIVEC_BUILTIN_ST_INTERNAL_4si:
icode = CODE_FOR_altivec_stvx_4si;
break;
case ALTIVEC_BUILTIN_ST_INTERNAL_4sf:
icode = CODE_FOR_altivec_stvx_4sf;
break;
default:
*expandedp = false;
return NULL_RTX;
}
arg0 = TREE_VALUE (arglist);
arg1 = TREE_VALUE (TREE_CHAIN (arglist));
op0 = expand_expr (arg0, NULL_RTX, VOIDmode, 0);
op1 = expand_expr (arg1, NULL_RTX, VOIDmode, 0);
mode0 = insn_data[icode].operand[0].mode;
mode1 = insn_data[icode].operand[1].mode;
if (! (*insn_data[icode].operand[0].predicate) (op0, mode0))
op0 = gen_rtx_MEM (mode0, copy_to_mode_reg (Pmode, op0));
if (! (*insn_data[icode].operand[1].predicate) (op1, mode1))
op1 = copy_to_mode_reg (mode1, op1);
pat = GEN_FCN (icode) (op0, op1);
if (pat)
emit_insn (pat);
*expandedp = true;
return NULL_RTX;
}
/* Expand the dst builtins. */
static rtx
altivec_expand_dst_builtin (exp, target, expandedp)
tree exp;
rtx target;
bool *expandedp;
{
tree fndecl = TREE_OPERAND (TREE_OPERAND (exp, 0), 0);
tree arglist = TREE_OPERAND (exp, 1);
unsigned int fcode = DECL_FUNCTION_CODE (fndecl);
tree arg0, arg1, arg2;
enum machine_mode mode0, mode1, mode2;
rtx pat, target, op0, op1, op2;
struct builtin_description *d;
int i;
*expandedp = false;
/* Handle DST variants. */
d = (struct builtin_description *) bdesc_dst;
for (i = 0; i < ARRAY_SIZE (bdesc_dst); i++, d++)
if (d->code == fcode)
{
arg0 = TREE_VALUE (arglist);
arg1 = TREE_VALUE (TREE_CHAIN (arglist));
arg2 = TREE_VALUE (TREE_CHAIN (TREE_CHAIN (arglist)));
op0 = expand_expr (arg0, NULL_RTX, VOIDmode, 0);
op1 = expand_expr (arg1, NULL_RTX, VOIDmode, 0);
op2 = expand_expr (arg2, NULL_RTX, VOIDmode, 0);
mode0 = insn_data[d->icode].operand[0].mode;
mode1 = insn_data[d->icode].operand[1].mode;
mode2 = insn_data[d->icode].operand[2].mode;
/* Invalid arguments, bail out before generating bad rtl. */
if (arg0 == error_mark_node
|| arg1 == error_mark_node
|| arg2 == error_mark_node)
return const0_rtx;
if (TREE_CODE (arg2) != INTEGER_CST
|| TREE_INT_CST_LOW (arg2) & ~0x3)
{
error ("argument to `%s' must be a 2-bit unsigned literal", d->name);
return const0_rtx;
}
if (! (*insn_data[d->icode].operand[0].predicate) (op0, mode0))
op0 = copy_to_mode_reg (mode0, op0);
if (! (*insn_data[d->icode].operand[1].predicate) (op1, mode1))
op1 = copy_to_mode_reg (mode1, op1);
pat = GEN_FCN (d->icode) (op0, op1, op2);
if (pat != 0)
emit_insn (pat);
*expandedp = true;
return NULL_RTX;
}
return NULL_RTX;
}
/* Expand the builtin in EXP and store the result in TARGET. Store /* Expand the builtin in EXP and store the result in TARGET. Store
true in *EXPANDEDP if we found a builtin to expand. */ true in *EXPANDEDP if we found a builtin to expand. */
static rtx static rtx
@ -3907,170 +4082,22 @@ altivec_expand_builtin (exp, target, expandedp)
enum machine_mode tmode, mode0, mode1, mode2; enum machine_mode tmode, mode0, mode1, mode2;
unsigned int fcode = DECL_FUNCTION_CODE (fndecl); unsigned int fcode = DECL_FUNCTION_CODE (fndecl);
target = altivec_expand_ld_builtin (exp, target, expandedp);
if (*expandedp)
return target;
target = altivec_expand_st_builtin (exp, target, expandedp);
if (*expandedp)
return target;
target = altivec_expand_dst_builtin (exp, target, expandedp);
if (*expandedp)
return target;
*expandedp = true; *expandedp = true;
switch (fcode) switch (fcode)
{ {
case ALTIVEC_BUILTIN_LD_INTERNAL_16qi:
icode = CODE_FOR_altivec_lvx_16qi;
arg0 = TREE_VALUE (arglist);
op0 = expand_expr (arg0, NULL_RTX, VOIDmode, 0);
tmode = insn_data[icode].operand[0].mode;
mode0 = insn_data[icode].operand[1].mode;
if (target == 0
|| GET_MODE (target) != tmode
|| ! (*insn_data[icode].operand[0].predicate) (target, tmode))
target = gen_reg_rtx (tmode);
if (! (*insn_data[icode].operand[1].predicate) (op0, mode0))
op0 = gen_rtx_MEM (mode0, copy_to_mode_reg (Pmode, op0));
pat = GEN_FCN (icode) (target, op0);
if (! pat)
return 0;
emit_insn (pat);
return target;
case ALTIVEC_BUILTIN_LD_INTERNAL_8hi:
icode = CODE_FOR_altivec_lvx_8hi;
arg0 = TREE_VALUE (arglist);
op0 = expand_expr (arg0, NULL_RTX, VOIDmode, 0);
tmode = insn_data[icode].operand[0].mode;
mode0 = insn_data[icode].operand[1].mode;
if (target == 0
|| GET_MODE (target) != tmode
|| ! (*insn_data[icode].operand[0].predicate) (target, tmode))
target = gen_reg_rtx (tmode);
if (! (*insn_data[icode].operand[1].predicate) (op0, mode0))
op0 = gen_rtx_MEM (mode0, copy_to_mode_reg (Pmode, op0));
pat = GEN_FCN (icode) (target, op0);
if (! pat)
return 0;
emit_insn (pat);
return target;
case ALTIVEC_BUILTIN_LD_INTERNAL_4si:
icode = CODE_FOR_altivec_lvx_4si;
arg0 = TREE_VALUE (arglist);
op0 = expand_expr (arg0, NULL_RTX, VOIDmode, 0);
tmode = insn_data[icode].operand[0].mode;
mode0 = insn_data[icode].operand[1].mode;
if (target == 0
|| GET_MODE (target) != tmode
|| ! (*insn_data[icode].operand[0].predicate) (target, tmode))
target = gen_reg_rtx (tmode);
if (! (*insn_data[icode].operand[1].predicate) (op0, mode0))
op0 = gen_rtx_MEM (mode0, copy_to_mode_reg (Pmode, op0));
pat = GEN_FCN (icode) (target, op0);
if (! pat)
return 0;
emit_insn (pat);
return target;
case ALTIVEC_BUILTIN_LD_INTERNAL_4sf:
icode = CODE_FOR_altivec_lvx_4sf;
arg0 = TREE_VALUE (arglist);
op0 = expand_expr (arg0, NULL_RTX, VOIDmode, 0);
tmode = insn_data[icode].operand[0].mode;
mode0 = insn_data[icode].operand[1].mode;
if (target == 0
|| GET_MODE (target) != tmode
|| ! (*insn_data[icode].operand[0].predicate) (target, tmode))
target = gen_reg_rtx (tmode);
if (! (*insn_data[icode].operand[1].predicate) (op0, mode0))
op0 = gen_rtx_MEM (mode0, copy_to_mode_reg (Pmode, op0));
pat = GEN_FCN (icode) (target, op0);
if (! pat)
return 0;
emit_insn (pat);
return target;
case ALTIVEC_BUILTIN_ST_INTERNAL_16qi:
icode = CODE_FOR_altivec_stvx_16qi;
arg0 = TREE_VALUE (arglist);
arg1 = TREE_VALUE (TREE_CHAIN (arglist));
op0 = expand_expr (arg0, NULL_RTX, VOIDmode, 0);
op1 = expand_expr (arg1, NULL_RTX, VOIDmode, 0);
mode0 = insn_data[icode].operand[0].mode;
mode1 = insn_data[icode].operand[1].mode;
if (! (*insn_data[icode].operand[0].predicate) (op0, mode0))
op0 = gen_rtx_MEM (mode0, copy_to_mode_reg (Pmode, op0));
if (! (*insn_data[icode].operand[1].predicate) (op1, mode1))
op1 = copy_to_mode_reg (mode1, op1);
pat = GEN_FCN (icode) (op0, op1);
if (pat)
emit_insn (pat);
return NULL_RTX;
case ALTIVEC_BUILTIN_ST_INTERNAL_8hi:
icode = CODE_FOR_altivec_stvx_8hi;
arg0 = TREE_VALUE (arglist);
arg1 = TREE_VALUE (TREE_CHAIN (arglist));
op0 = expand_expr (arg0, NULL_RTX, VOIDmode, 0);
op1 = expand_expr (arg1, NULL_RTX, VOIDmode, 0);
mode0 = insn_data[icode].operand[0].mode;
mode1 = insn_data[icode].operand[1].mode;
if (! (*insn_data[icode].operand[0].predicate) (op0, mode0))
op0 = gen_rtx_MEM (mode0, copy_to_mode_reg (Pmode, op0));
if (! (*insn_data[icode].operand[1].predicate) (op1, mode1))
op1 = copy_to_mode_reg (mode1, op1);
pat = GEN_FCN (icode) (op0, op1);
if (pat)
emit_insn (pat);
return NULL_RTX;
case ALTIVEC_BUILTIN_ST_INTERNAL_4si:
icode = CODE_FOR_altivec_stvx_4si;
arg0 = TREE_VALUE (arglist);
arg1 = TREE_VALUE (TREE_CHAIN (arglist));
op0 = expand_expr (arg0, NULL_RTX, VOIDmode, 0);
op1 = expand_expr (arg1, NULL_RTX, VOIDmode, 0);
mode0 = insn_data[icode].operand[0].mode;
mode1 = insn_data[icode].operand[1].mode;
if (! (*insn_data[icode].operand[0].predicate) (op0, mode0))
op0 = gen_rtx_MEM (mode0, copy_to_mode_reg (Pmode, op0));
if (! (*insn_data[icode].operand[1].predicate) (op1, mode1))
op1 = copy_to_mode_reg (mode1, op1);
pat = GEN_FCN (icode) (op0, op1);
if (pat)
emit_insn (pat);
return NULL_RTX;
case ALTIVEC_BUILTIN_ST_INTERNAL_4sf:
icode = CODE_FOR_altivec_stvx_4sf;
arg0 = TREE_VALUE (arglist);
arg1 = TREE_VALUE (TREE_CHAIN (arglist));
op0 = expand_expr (arg0, NULL_RTX, VOIDmode, 0);
op1 = expand_expr (arg1, NULL_RTX, VOIDmode, 0);
mode0 = insn_data[icode].operand[0].mode;
mode1 = insn_data[icode].operand[1].mode;
if (! (*insn_data[icode].operand[0].predicate) (op0, mode0))
op0 = gen_rtx_MEM (mode0, copy_to_mode_reg (Pmode, op0));
if (! (*insn_data[icode].operand[1].predicate) (op1, mode1))
op1 = copy_to_mode_reg (mode1, op1);
pat = GEN_FCN (icode) (op0, op1);
if (pat)
emit_insn (pat);
return NULL_RTX;
case ALTIVEC_BUILTIN_STVX: case ALTIVEC_BUILTIN_STVX:
return altivec_expand_stv_builtin (CODE_FOR_altivec_stvx, arglist); return altivec_expand_stv_builtin (CODE_FOR_altivec_stvx, arglist);
case ALTIVEC_BUILTIN_STVEBX: case ALTIVEC_BUILTIN_STVEBX:
@ -4081,7 +4108,7 @@ altivec_expand_builtin (exp, target, expandedp)
return altivec_expand_stv_builtin (CODE_FOR_altivec_stvewx, arglist); return altivec_expand_stv_builtin (CODE_FOR_altivec_stvewx, arglist);
case ALTIVEC_BUILTIN_STVXL: case ALTIVEC_BUILTIN_STVXL:
return altivec_expand_stv_builtin (CODE_FOR_altivec_stvxl, arglist); return altivec_expand_stv_builtin (CODE_FOR_altivec_stvxl, arglist);
case ALTIVEC_BUILTIN_MFVSCR: case ALTIVEC_BUILTIN_MFVSCR:
icode = CODE_FOR_altivec_mfvscr; icode = CODE_FOR_altivec_mfvscr;
tmode = insn_data[icode].operand[0].mode; tmode = insn_data[icode].operand[0].mode;
@ -4114,7 +4141,7 @@ altivec_expand_builtin (exp, target, expandedp)
if (pat) if (pat)
emit_insn (pat); emit_insn (pat);
return NULL_RTX; return NULL_RTX;
case ALTIVEC_BUILTIN_DSSALL: case ALTIVEC_BUILTIN_DSSALL:
emit_insn (gen_altivec_dssall ()); emit_insn (gen_altivec_dssall ());
return NULL_RTX; return NULL_RTX;
@ -4143,46 +4170,6 @@ altivec_expand_builtin (exp, target, expandedp)
return NULL_RTX; return NULL_RTX;
} }
/* Handle DST variants. */
d = (struct builtin_description *) bdesc_dst;
for (i = 0; i < ARRAY_SIZE (bdesc_dst); i++, d++)
if (d->code == fcode)
{
arg0 = TREE_VALUE (arglist);
arg1 = TREE_VALUE (TREE_CHAIN (arglist));
arg2 = TREE_VALUE (TREE_CHAIN (TREE_CHAIN (arglist)));
op0 = expand_expr (arg0, NULL_RTX, VOIDmode, 0);
op1 = expand_expr (arg1, NULL_RTX, VOIDmode, 0);
op2 = expand_expr (arg2, NULL_RTX, VOIDmode, 0);
mode0 = insn_data[d->icode].operand[0].mode;
mode1 = insn_data[d->icode].operand[1].mode;
mode2 = insn_data[d->icode].operand[2].mode;
/* Invalid arguments, bail out before generating bad rtl. */
if (arg0 == error_mark_node
|| arg1 == error_mark_node
|| arg2 == error_mark_node)
return const0_rtx;
if (TREE_CODE (arg2) != INTEGER_CST
|| TREE_INT_CST_LOW (arg2) & ~0x3)
{
error ("argument to `%s' must be a 2-bit unsigned literal", d->name);
return const0_rtx;
}
if (! (*insn_data[d->icode].operand[0].predicate) (op0, mode0))
op0 = copy_to_mode_reg (mode0, op0);
if (! (*insn_data[d->icode].operand[1].predicate) (op1, mode1))
op1 = copy_to_mode_reg (mode1, op1);
pat = GEN_FCN (d->icode) (op0, op1, op2);
if (pat != 0)
emit_insn (pat);
return NULL_RTX;
}
/* Expand abs* operations. */ /* Expand abs* operations. */
d = (struct builtin_description *) bdesc_abs; d = (struct builtin_description *) bdesc_abs;
for (i = 0; i < ARRAY_SIZE (bdesc_abs); i++, d++) for (i = 0; i < ARRAY_SIZE (bdesc_abs); i++, d++)