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rs6000.c (altivec_expand_lv_builtin): Do not use switch statement on instruction code. 

* config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
	statement on instruction code.  Remove trailing spaces.
	(altivec_expand_stv_builtin): Likewise.

From-SVN: r235690
This commit is contained in:
Eric Botcazou 2016-05-01 07:32:01 +00:00 committed by Eric Botcazou
parent d5dd0a6208
commit 72a109f7cc
2 changed files with 84 additions and 90 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
* config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
statement on instruction code. Remove trailing spaces.
(altivec_expand_stv_builtin): Likewise.
2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.h (TARGET_SH4): Remove and use default implementation.

168
gcc/config/rs6000/rs6000.c
View File

@ -13105,45 +13105,41 @@ altivec_expand_lv_builtin (enum insn_code icode, tree exp, rtx target, bool blk)
/* For LVX, express the RTL accurately by ANDing the address with -16.
LVXL and LVE*X expand to use UNSPECs to hide their special behavior,
so the raw address is fine. */
switch (icode)
if (icode == CODE_FOR_altivec_lvx_v2df_2op
|| icode == CODE_FOR_altivec_lvx_v2di_2op
|| icode == CODE_FOR_altivec_lvx_v4sf_2op
|| icode == CODE_FOR_altivec_lvx_v4si_2op
|| icode == CODE_FOR_altivec_lvx_v8hi_2op
|| icode == CODE_FOR_altivec_lvx_v16qi_2op)
{
case CODE_FOR_altivec_lvx_v2df_2op:
case CODE_FOR_altivec_lvx_v2di_2op:
case CODE_FOR_altivec_lvx_v4sf_2op:
case CODE_FOR_altivec_lvx_v4si_2op:
case CODE_FOR_altivec_lvx_v8hi_2op:
case CODE_FOR_altivec_lvx_v16qi_2op:
{
rtx rawaddr;
if (op0 == const0_rtx)
rawaddr = op1;
else
{
op0 = copy_to_mode_reg (mode0, op0);
rawaddr = gen_rtx_PLUS (Pmode, op1, op0);
}
addr = gen_rtx_AND (Pmode, rawaddr, gen_rtx_CONST_INT (Pmode, -16));
addr = gen_rtx_MEM (blk ? BLKmode : tmode, addr);
rtx rawaddr;
if (op0 == const0_rtx)
rawaddr = op1;
else
{
op0 = copy_to_mode_reg (mode0, op0);
rawaddr = gen_rtx_PLUS (Pmode, op1, op0);
}
addr = gen_rtx_AND (Pmode, rawaddr, gen_rtx_CONST_INT (Pmode, -16));
addr = gen_rtx_MEM (blk ? BLKmode : tmode, addr);
/* For -maltivec=be, emit the load and follow it up with a
permute to swap the elements. */
if (!BYTES_BIG_ENDIAN && VECTOR_ELT_ORDER_BIG)
{
rtx temp = gen_reg_rtx (tmode);
emit_insn (gen_rtx_SET (temp, addr));
/* For -maltivec=be, emit the load and follow it up with a
permute to swap the elements. */
if (!BYTES_BIG_ENDIAN && VECTOR_ELT_ORDER_BIG)
{
rtx temp = gen_reg_rtx (tmode);
emit_insn (gen_rtx_SET (temp, addr));
rtx sel = swap_selector_for_mode (tmode);
rtx vperm = gen_rtx_UNSPEC (tmode, gen_rtvec (3, temp, temp, sel),
UNSPEC_VPERM);
emit_insn (gen_rtx_SET (target, vperm));
}
else
emit_insn (gen_rtx_SET (target, addr));
break;
}
default:
rtx sel = swap_selector_for_mode (tmode);
rtx vperm = gen_rtx_UNSPEC (tmode, gen_rtvec (3, temp, temp, sel),
UNSPEC_VPERM);
emit_insn (gen_rtx_SET (target, vperm));
}
else
emit_insn (gen_rtx_SET (target, addr));
}
else
{
if (op0 == const0_rtx)
addr = gen_rtx_MEM (blk ? BLKmode : tmode, op1);
else
@ -13157,10 +13153,8 @@ altivec_expand_lv_builtin (enum insn_code icode, tree exp, rtx target, bool blk)
if (! pat)
return 0;
emit_insn (pat);
break;
}
return target;
}
@ -13264,63 +13258,57 @@ altivec_expand_stv_builtin (enum insn_code icode, tree exp)
/* For STVX, express the RTL accurately by ANDing the address with -16.
STVXL and STVE*X expand to use UNSPECs to hide their special behavior,
so the raw address is fine. */
switch (icode)
if (icode == CODE_FOR_altivec_stvx_v2df_2op
|| icode == CODE_FOR_altivec_stvx_v2di_2op
|| icode == CODE_FOR_altivec_stvx_v4sf_2op
|| icode == CODE_FOR_altivec_stvx_v4si_2op
|| icode == CODE_FOR_altivec_stvx_v8hi_2op
|| icode == CODE_FOR_altivec_stvx_v16qi_2op)
{
case CODE_FOR_altivec_stvx_v2df_2op:
case CODE_FOR_altivec_stvx_v2di_2op:
case CODE_FOR_altivec_stvx_v4sf_2op:
case CODE_FOR_altivec_stvx_v4si_2op:
case CODE_FOR_altivec_stvx_v8hi_2op:
case CODE_FOR_altivec_stvx_v16qi_2op:
{
if (op1 == const0_rtx)
rawaddr = op2;
else
{
op1 = copy_to_mode_reg (mode1, op1);
rawaddr = gen_rtx_PLUS (Pmode, op2, op1);
}
if (op1 == const0_rtx)
rawaddr = op2;
else
{
op1 = copy_to_mode_reg (mode1, op1);
rawaddr = gen_rtx_PLUS (Pmode, op2, op1);
}
addr = gen_rtx_AND (Pmode, rawaddr, gen_rtx_CONST_INT (Pmode, -16));
addr = gen_rtx_MEM (tmode, addr);
addr = gen_rtx_AND (Pmode, rawaddr, gen_rtx_CONST_INT (Pmode, -16));
addr = gen_rtx_MEM (tmode, addr);
op0 = copy_to_mode_reg (tmode, op0);
op0 = copy_to_mode_reg (tmode, op0);
/* For -maltivec=be, emit a permute to swap the elements, followed
by the store. */
if (!BYTES_BIG_ENDIAN && VECTOR_ELT_ORDER_BIG)
{
rtx temp = gen_reg_rtx (tmode);
rtx sel = swap_selector_for_mode (tmode);
rtx vperm = gen_rtx_UNSPEC (tmode, gen_rtvec (3, op0, op0, sel),
UNSPEC_VPERM);
emit_insn (gen_rtx_SET (temp, vperm));
emit_insn (gen_rtx_SET (addr, temp));
}
else
emit_insn (gen_rtx_SET (addr, op0));
/* For -maltivec=be, emit a permute to swap the elements, followed
by the store. */
if (!BYTES_BIG_ENDIAN && VECTOR_ELT_ORDER_BIG)
{
rtx temp = gen_reg_rtx (tmode);
rtx sel = swap_selector_for_mode (tmode);
rtx vperm = gen_rtx_UNSPEC (tmode, gen_rtvec (3, op0, op0, sel),
UNSPEC_VPERM);
emit_insn (gen_rtx_SET (temp, vperm));
emit_insn (gen_rtx_SET (addr, temp));
}
else
emit_insn (gen_rtx_SET (addr, op0));
}
else
{
if (! (*insn_data[icode].operand[1].predicate) (op0, smode))
op0 = copy_to_mode_reg (smode, op0);
break;
}
if (op1 == const0_rtx)
addr = gen_rtx_MEM (tmode, op2);
else
{
op1 = copy_to_mode_reg (mode1, op1);
addr = gen_rtx_MEM (tmode, gen_rtx_PLUS (Pmode, op2, op1));
}
default:
{
if (! (*insn_data[icode].operand[1].predicate) (op0, smode))
op0 = copy_to_mode_reg (smode, op0);
if (op1 == const0_rtx)
addr = gen_rtx_MEM (tmode, op2);
else
{
op1 = copy_to_mode_reg (mode1, op1);
addr = gen_rtx_MEM (tmode, gen_rtx_PLUS (Pmode, op2, op1));
}
pat = GEN_FCN (icode) (addr, op0);
if (pat)
emit_insn (pat);
}
}
pat = GEN_FCN (icode) (addr, op0);
if (pat)
emit_insn (pat);
}
return NULL_RTX;
}