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Use a macro instead of a constant to test for sparc integer regnos.

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* config/sparc/sparc.h (SPARC_FIRST_INT_REG, SPARC_LAST_INT_REG,
	SPARC_INT_REG_P): Define.
	(HARD_REGNO_NREGS): Use SPARC_INT_REG_P.
	(REGNO_OK_FOR_INDEX_P): Likewise.
	* config/sparc/sparc.c (gen_df_reg): Likewise.
	(eligible_for_return_delay): Likewise.
	(eligible_for_sibcall_delay): Likewise.
	(sparc_legitimate_address_p): Likewise.
	(emit_save_or_restore_regs): Likewise.
	(registers_ok_for_ldd_peep): Likewise.
	* config/spac/sparc.md (DI mode splitters): Likewise.
	(SF mode const splitters): Likewise.
	(DF mode splitters): Likewise.
	(32-bit DI mode logical op splitters): Likewise.

From-SVN: r180350
This commit is contained in:
David S. Miller 2011-10-23 21:50:56 +00:00 committed by David S. Miller
parent 0bcf216b2a
commit 5a53588ff0
4 changed files with 55 additions and 32 deletions
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17
gcc/ChangeLog
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@ -1,3 +1,20 @@
2011-10-23 David S. Miller <davem@davemloft.net>
* config/sparc/sparc.h (SPARC_FIRST_INT_REG, SPARC_LAST_INT_REG,
SPARC_INT_REG_P): Define.
(HARD_REGNO_NREGS): Use SPARC_INT_REG_P.
(REGNO_OK_FOR_INDEX_P): Likewise.
* config/sparc/sparc.c (gen_df_reg): Likewise.
(eligible_for_return_delay): Likewise.
(eligible_for_sibcall_delay): Likewise.
(sparc_legitimate_address_p): Likewise.
(emit_save_or_restore_regs): Likewise.
(registers_ok_for_ldd_peep): Likewise.
* config/spac/sparc.md (DI mode splitters): Likewise.
(SF mode const splitters): Likewise.
(DF mode splitters): Likewise.
(32-bit DI mode logical op splitters): Likewise.
2011-10-23 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/50841

18
gcc/config/sparc/sparc.c
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@ -2640,7 +2640,7 @@ gen_df_reg (rtx reg, int low)
int regno = REGNO (reg);
if ((WORDS_BIG_ENDIAN == 0) ^ (low != 0))
regno += (TARGET_ARCH64 && regno < 32) ? 1 : 2;
regno += (TARGET_ARCH64 && SPARC_INT_REG_P (regno)) ? 1 : 2;
return gen_rtx_REG (DFmode, regno);
}
@ -3124,7 +3124,7 @@ eligible_for_return_delay (rtx trial)
/* If this instruction sets up floating point register and we have a return
instruction, it can probably go in. But restore will not work
with FP_REGS. */
if (regno >= 32)
if (! SPARC_INT_REG_P (regno))
return (TARGET_V9
&& !epilogue_renumber (&pat, 1)
&& get_attr_in_uncond_branch_delay (trial)
@ -3166,7 +3166,7 @@ eligible_for_sibcall_delay (rtx trial)
a `restore' insn can go into the delay slot. */
if (GET_CODE (SET_DEST (pat)) != REG
|| (REGNO (SET_DEST (pat)) >= 8 && REGNO (SET_DEST (pat)) < 24)
|| REGNO (SET_DEST (pat)) >= 32)
|| ! SPARC_INT_REG_P (REGNO (SET_DEST (pat))))
return 0;
/* If it mentions %o7, it can't go in, because sibcall will clobber it
@ -3486,11 +3486,11 @@ sparc_legitimate_address_p (enum machine_mode mode, rtx addr, bool strict)
}
else
{
if ((REGNO (rs1) >= 32
if ((! SPARC_INT_REG_P (REGNO (rs1))
&& REGNO (rs1) != FRAME_POINTER_REGNUM
&& REGNO (rs1) < FIRST_PSEUDO_REGISTER)
|| (rs2
&& (REGNO (rs2) >= 32
&& (! SPARC_INT_REG_P (REGNO (rs2))
&& REGNO (rs2) != FRAME_POINTER_REGNUM
&& REGNO (rs2) < FIRST_PSEUDO_REGISTER)))
return 0;
@ -4729,17 +4729,17 @@ emit_save_or_restore_regs (unsigned int low, unsigned int high, rtx base,
if (reg0 && reg1)
{
mode = i < 32 ? DImode : DFmode;
mode = SPARC_INT_REG_P (i) ? DImode : DFmode;
regno = i;
}
else if (reg0)
{
mode = i < 32 ? SImode : SFmode;
mode = SPARC_INT_REG_P (i) ? SImode : SFmode;
regno = i;
}
else if (reg1)
{
mode = i < 32 ? SImode : SFmode;
mode = SPARC_INT_REG_P (i) ? SImode : SFmode;
regno = i + 1;
offset += 4;
}
@ -7794,7 +7794,7 @@ registers_ok_for_ldd_peep (rtx reg1, rtx reg2)
return 0;
/* Integer ldd is deprecated in SPARC V9 */
if (TARGET_V9 && REGNO (reg1) < 32)
if (TARGET_V9 && SPARC_INT_REG_P (REGNO (reg1)))
return 0;
return (REGNO (reg1) == REGNO (reg2) - 1);

12
gcc/config/sparc/sparc.h
View File

@ -597,6 +597,8 @@ extern enum cmodel sparc_cmodel;
#define FIRST_PSEUDO_REGISTER 103
#define SPARC_FIRST_INT_REG 0
#define SPARC_LAST_INT_REG 31
#define SPARC_FIRST_FP_REG 32
/* Additional V9 fp regs. */
#define SPARC_FIRST_V9_FP_REG 64
@ -614,6 +616,10 @@ extern enum cmodel sparc_cmodel;
#define SPARC_FP_REG_P(REGNO) \
((REGNO) >= SPARC_FIRST_FP_REG && (REGNO) <= SPARC_LAST_V9_FP_REG)
/* Nonzero if REGNO is an int reg. */
#define SPARC_INT_REG_P(REGNO) \
(((unsigned) (REGNO)) <= SPARC_LAST_INT_REG)
/* Argument passing regs. */
#define SPARC_OUTGOING_INT_ARG_FIRST 8
#define SPARC_INCOMING_INT_ARG_FIRST (TARGET_FLAT ? 8 : 24)
@ -703,7 +709,7 @@ extern enum cmodel sparc_cmodel;
#define HARD_REGNO_NREGS(REGNO, MODE) \
((REGNO) == SPARC_GSR_REG ? 1 : \
(TARGET_ARCH64 \
? ((REGNO) < 32 || (REGNO) == FRAME_POINTER_REGNUM \
? (SPARC_INT_REG_P (REGNO) || (REGNO) == FRAME_POINTER_REGNUM \
? (GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD \
: (GET_MODE_SIZE (MODE) + 3) / 4) \
: ((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)))
@ -1382,8 +1388,8 @@ do { \
has been allocated, which happens in local-alloc.c. */
#define REGNO_OK_FOR_INDEX_P(REGNO) \
((REGNO) < 32 || (unsigned) reg_renumber[REGNO] < (unsigned)32 \
|| (REGNO) == FRAME_POINTER_REGNUM \
(SPARC_INT_REG_P (REGNO) || SPARC_INT_REG_P (reg_renumber[REGNO]) \
|| (REGNO) == FRAME_POINTER_REGNUM \
|| reg_renumber[REGNO] == FRAME_POINTER_REGNUM)
#define REGNO_OK_FOR_BASE_P(REGNO) REGNO_OK_FOR_INDEX_P (REGNO)

40
gcc/config/sparc/sparc.md
View File

@ -1794,10 +1794,10 @@
&& (! TARGET_V9
|| (! TARGET_ARCH64
&& ((GET_CODE (operands[0]) == REG
&& REGNO (operands[0]) < 32)
&& SPARC_INT_REG_P (REGNO (operands[0])))
|| (GET_CODE (operands[0]) == SUBREG
&& GET_CODE (SUBREG_REG (operands[0])) == REG
&& REGNO (SUBREG_REG (operands[0])) < 32))))"
&& SPARC_INT_REG_P (REGNO (SUBREG_REG (operands[0])))))))"
[(clobber (const_int 0))]
{
emit_insn (gen_movsi (gen_highpart (SImode, operands[0]),
@ -1827,10 +1827,10 @@
&& (! TARGET_V9
|| (! TARGET_ARCH64
&& ((GET_CODE (operands[0]) == REG
&& REGNO (operands[0]) < 32)
&& SPARC_INT_REG_P (REGNO (operands[0])))
|| (GET_CODE (operands[0]) == SUBREG
&& GET_CODE (SUBREG_REG (operands[0])) == REG
&& REGNO (SUBREG_REG (operands[0])) < 32))))"
&& SPARC_INT_REG_P (REGNO (SUBREG_REG (operands[0])))))))"
[(clobber (const_int 0))]
{
rtx set_dest = operands[0];
@ -2050,7 +2050,7 @@
(define_split
[(set (match_operand:SF 0 "register_operand" "")
(match_operand:SF 1 "fp_const_high_losum_operand" ""))]
"REG_P (operands[0]) && REGNO (operands[0]) < 32"
"REG_P (operands[0]) && SPARC_INT_REG_P (REGNO (operands[0]))"
[(set (match_dup 0) (high:SF (match_dup 1)))
(set (match_dup 0) (lo_sum:SF (match_dup 0) (match_dup 1)))])
@ -2184,7 +2184,7 @@
(match_operand:DF 1 "const_double_operand" ""))]
"TARGET_FPU
&& (GET_CODE (operands[0]) == REG
&& REGNO (operands[0]) < 32)
&& SPARC_INT_REG_P (REGNO (operands[0])))
&& ! const_zero_operand (operands[1], GET_MODE (operands[0]))
&& reload_completed"
[(clobber (const_int 0))]
@ -2240,10 +2240,10 @@
"(! TARGET_V9
|| (! TARGET_ARCH64
&& ((GET_CODE (operands[0]) == REG
&& REGNO (operands[0]) < 32)
&& SPARC_INT_REG_P (REGNO (operands[0])))
|| (GET_CODE (operands[0]) == SUBREG
&& GET_CODE (SUBREG_REG (operands[0])) == REG
&& REGNO (SUBREG_REG (operands[0])) < 32))))
&& SPARC_INT_REG_P (REGNO (SUBREG_REG (operands[0])))))))
&& reload_completed"
[(clobber (const_int 0))]
{
@ -2346,10 +2346,10 @@
"reload_completed
&& ! TARGET_ARCH64
&& ((GET_CODE (operands[0]) == REG
&& REGNO (operands[0]) < 32)
&& SPARC_INT_REG_P (REGNO (operands[0])))
|| (GET_CODE (operands[0]) == SUBREG
&& GET_CODE (SUBREG_REG (operands[0])) == REG
&& REGNO (SUBREG_REG (operands[0])) < 32))"
&& SPARC_INT_REG_P (REGNO (SUBREG_REG (operands[0])))))"
[(clobber (const_int 0))]
{
rtx set_dest = operands[0];
@ -4654,10 +4654,10 @@
"#"
"&& reload_completed
&& ((GET_CODE (operands[0]) == REG
&& REGNO (operands[0]) < 32)
&& SPARC_INT_REG_P (REGNO (operands[0])))
|| (GET_CODE (operands[0]) == SUBREG
&& GET_CODE (SUBREG_REG (operands[0])) == REG
&& REGNO (SUBREG_REG (operands[0])) < 32))"
&& SPARC_INT_REG_P (REGNO (SUBREG_REG (operands[0])))))"
[(set (match_dup 3) (and:SI (not:SI (match_dup 4)) (match_dup 5)))
(set (match_dup 6) (and:SI (not:SI (match_dup 7)) (match_dup 8)))]
"operands[3] = gen_highpart (SImode, operands[0]);
@ -4731,10 +4731,10 @@
"#"
"&& reload_completed
&& ((GET_CODE (operands[0]) == REG
&& REGNO (operands[0]) < 32)
&& SPARC_INT_REG_P (REGNO (operands[0])))
|| (GET_CODE (operands[0]) == SUBREG
&& GET_CODE (SUBREG_REG (operands[0])) == REG
&& REGNO (SUBREG_REG (operands[0])) < 32))"
&& SPARC_INT_REG_P (REGNO (SUBREG_REG (operands[0])))))"
[(set (match_dup 3) (ior:SI (not:SI (match_dup 4)) (match_dup 5)))
(set (match_dup 6) (ior:SI (not:SI (match_dup 7)) (match_dup 8)))]
"operands[3] = gen_highpart (SImode, operands[0]);
@ -4821,10 +4821,10 @@
"! TARGET_ARCH64
&& reload_completed
&& ((GET_CODE (operands[0]) == REG
&& REGNO (operands[0]) < 32)
&& SPARC_INT_REG_P (REGNO (operands[0])))
|| (GET_CODE (operands[0]) == SUBREG
&& GET_CODE (SUBREG_REG (operands[0])) == REG
&& REGNO (SUBREG_REG (operands[0])) < 32))"
&& SPARC_INT_REG_P (REGNO (SUBREG_REG (operands[0])))))"
[(set (match_dup 4) (match_op_dup:SI 1 [(match_dup 6) (match_dup 8)]))
(set (match_dup 5) (match_op_dup:SI 1 [(match_dup 7) (match_dup 9)]))]
{
@ -4856,10 +4856,10 @@
"#"
"&& reload_completed
&& ((GET_CODE (operands[0]) == REG
&& REGNO (operands[0]) < 32)
&& SPARC_INT_REG_P (REGNO (operands[0])))
|| (GET_CODE (operands[0]) == SUBREG
&& GET_CODE (SUBREG_REG (operands[0])) == REG
&& REGNO (SUBREG_REG (operands[0])) < 32))"
&& SPARC_INT_REG_P (REGNO (SUBREG_REG (operands[0])))))"
[(set (match_dup 3) (not:SI (xor:SI (match_dup 4) (match_dup 5))))
(set (match_dup 6) (not:SI (xor:SI (match_dup 7) (match_dup 8))))]
"operands[3] = gen_highpart (SImode, operands[0]);
@ -5133,10 +5133,10 @@
"#"
"&& reload_completed
&& ((GET_CODE (operands[0]) == REG
&& REGNO (operands[0]) < 32)
&& SPARC_INT_REG_P (REGNO (operands[0])))
|| (GET_CODE (operands[0]) == SUBREG
&& GET_CODE (SUBREG_REG (operands[0])) == REG
&& REGNO (SUBREG_REG (operands[0])) < 32))"
&& SPARC_INT_REG_P (REGNO (SUBREG_REG (operands[0])))))"
[(set (match_dup 2) (not:SI (xor:SI (match_dup 3) (const_int 0))))
(set (match_dup 4) (not:SI (xor:SI (match_dup 5) (const_int 0))))]
"operands[2] = gen_highpart (SImode, operands[0]);