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mips.md (*lowsi): Renamed from lowsi. 

* config/mips/mips.md (*lowsi): Renamed from lowsi.
	(*lowdi): Likewise lowdi.
	(*lowsi_mips16, *lowdi_mips16): New patterns.
	* config/mips/mips.c (mips_const_insns, mips_output_move): Remove
	mips16 CONSTANT_RELOC handling.
	(mips_delegitimize_address): Adjust for new sdata representation.

From-SVN: r72157
This commit is contained in:
Richard Sandiford 2003-10-06 17:50:26 +00:00 committed by Richard Sandiford
parent ac1605d6d3
commit 4fef83a7dd
3 changed files with 40 additions and 14 deletions
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9
gcc/ChangeLog
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@ -1,3 +1,12 @@
2003-10-06 Richard Sandiford <rsandifo@redhat.com>
* config/mips/mips.md (*lowsi): Renamed from lowsi.
(*lowdi): Likewise lowdi.
(*lowsi_mips16, *lowdi_mips16): New patterns.
* config/mips/mips.c (mips_const_insns, mips_output_move): Remove
mips16 CONSTANT_RELOC handling.
(mips_delegitimize_address): Adjust for new sdata representation.
2003-10-06 Richard Sandiford <rsandifo@redhat.com>
* config/mips/mips.c (mips_arg_info): If MUST_PASS_IN_STACK,

21
gcc/config/mips/mips.c
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@ -1202,6 +1202,8 @@ mips_address_insns (rtx x, enum machine_mode mode)
return factor;
case ADDRESS_LO_SUM:
return (TARGET_MIPS16 ? factor * 2 : factor);
case ADDRESS_CONST_INT:
return factor;
@ -1250,12 +1252,8 @@ mips_const_insns (rtx x)
return 0;
case CONSTANT_GP:
return 1;
case CONSTANT_RELOC:
/* When generating mips16 code, we need to set the destination to
$0 and then add in the signed offset. See mips_output_move. */
return (TARGET_MIPS16 ? 3 : 1);
return 1;
case CONSTANT_SYMBOLIC:
return mips_symbol_insns (mips_classify_symbol (c.symbol));
@ -2013,12 +2011,11 @@ mips_delegitimize_address (rtx x)
&& mips_classify_symbol (c.symbol) == SYMBOL_GOT_GLOBAL)
return c.symbol;
if (GET_CODE (x) == PLUS
&& (XEXP (x, 0) == pic_offset_table_rtx
|| XEXP (x, 0) == cfun->machine->mips16_gp_pseudo_rtx)
&& mips_classify_constant (&c, XEXP (x, 1)) == CONSTANT_RELOC
&& mips_classify_symbol (c.symbol) == SYMBOL_SMALL_DATA)
return plus_constant (c.symbol, c.offset);
if (GET_CODE (x) == LO_SUM
&& XEXP (x, 0) == (TARGET_MIPS16
? cfun->machine->mips16_gp_pseudo_rtx
: pic_offset_table_rtx))
return XEXP (x, 1);
return x;
}
@ -2721,7 +2718,7 @@ mips_output_move (rtx dest, rtx src)
return "move\t%0,%1";
case CONSTANT_RELOC:
return (TARGET_MIPS16 ? "li\t%0,0\n\taddiu\t%0,%1" : "li\t%0,%1");
return "li\t%0,%1";
case CONSTANT_SYMBOLIC:
return (dbl_p ? "dla\t%0,%a1" : "la\t%0,%a1");

24
gcc/config/mips/mips.md
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@ -4182,7 +4182,7 @@ dsrl\t%3,%3,1\n\
;; Operand 2 is the address: print_operand works out which relocation
;; should be applied.
(define_insn "lowsi"
(define_insn "*lowsi"
[(set (match_operand:SI 0 "register_operand" "=r")
(lo_sum:SI (match_operand:SI 1 "register_operand" "r")
(match_operand:SI 2 "immediate_operand" "")))]
@ -4191,7 +4191,7 @@ dsrl\t%3,%3,1\n\
[(set_attr "type" "arith")
(set_attr "mode" "SI")])
(define_insn "lowdi"
(define_insn "*lowdi"
[(set (match_operand:DI 0 "register_operand" "=r")
(lo_sum:DI (match_operand:DI 1 "register_operand" "r")
(match_operand:DI 2 "immediate_operand" "")))]
@ -4200,6 +4200,26 @@ dsrl\t%3,%3,1\n\
[(set_attr "type" "arith")
(set_attr "mode" "DI")])
(define_insn "*lowsi_mips16"
[(set (match_operand:SI 0 "register_operand" "=d")
(lo_sum:SI (match_operand:SI 1 "register_operand" "0")
(match_operand:SI 2 "immediate_operand" "")))]
"TARGET_MIPS16"
"addiu\t%0,%R2"
[(set_attr "type" "arith")
(set_attr "mode" "SI")
(set_attr "length" "8")])
(define_insn "*lowdi_mips16"
[(set (match_operand:DI 0 "register_operand" "=d")
(lo_sum:DI (match_operand:DI 1 "register_operand" "0")
(match_operand:DI 2 "immediate_operand" "")))]
"TARGET_MIPS16 && TARGET_64BIT"
"daddiu\t%0,%R2"
[(set_attr "type" "arith")
(set_attr "mode" "DI")
(set_attr "length" "8")])
;; 64-bit integer moves
;; Unlike most other insns, the move insns can't be split with