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s390.md ("*tmqidi_ext"): New insn.

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2004-02-04  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390.md ("*tmqidi_ext"): New insn.
	("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
	pre-reload splitters are transformed to post-reload
	define_insn_and_split patterns.
	("*tmqisi_ext"): Renamed old "*tmqi_ext".

From-SVN: r77346
This commit is contained in:
Andreas Krebbel 2004-02-05 22:48:53 +00:00 committed by Ulrich Weigand
parent 136e64db5e
commit 1979678466
2 changed files with 41 additions and 10 deletions
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8
gcc/ChangeLog
View File

@ -1,3 +1,11 @@
2004-02-05 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.md ("*tmqidi_ext"): New insn.
("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
pre-reload splitters are transformed to post-reload
define_insn_and_split patterns.
("*tmqisi_ext"): Renamed old "*tmqi_ext".
2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
* config/cris/cris.h: Replace PROMOTE_PROTOTYPES with

43
gcc/config/s390/s390.md
View File

@ -433,13 +433,13 @@
}
[(set_attr "op_type" "RI")])
(define_insn "*tmqi_ext"
(define_insn "*tmqisi_ext"
[(set (reg 33)
(compare (zero_extract:SI (match_operand:QI 0 "memory_operand" "Q,S")
(match_operand:SI 1 "const_int_operand" "n,n")
(match_operand:SI 2 "const_int_operand" "n,n"))
(const_int 0)))]
"s390_match_ccmode(insn, CCTmode)
"!TARGET_64BIT && s390_match_ccmode(insn, CCTmode)
&& INTVAL (operands[1]) >= 1 && INTVAL (operands[2]) >= 0
&& INTVAL (operands[1]) + INTVAL (operands[2]) <= 8"
{
@ -451,6 +451,25 @@
}
[(set_attr "op_type" "SI,SIY")])
(define_insn "*tmqidi_ext"
[(set (reg 33)
(compare (zero_extract:DI (match_operand:QI 0 "memory_operand" "Q,S")
(match_operand:SI 1 "const_int_operand" "n,n")
(match_operand:SI 2 "const_int_operand" "n,n"))
(const_int 0)))]
"TARGET_64BIT && s390_match_ccmode(insn, CCTmode)
&& INTVAL (operands[1]) >= 1 && INTVAL (operands[2]) >= 0
&& INTVAL (operands[1]) + INTVAL (operands[2]) <= 8"
{
int block = (1 << INTVAL (operands[1])) - 1;
int shift = 8 - INTVAL (operands[1]) - INTVAL (operands[2]);
operands[2] = GEN_INT (block << shift);
return which_alternative == 0 ? "tm\t%0,%b2" : "tmy\t%0,%b2";
}
[(set_attr "op_type" "SI,SIY")])
; Test-under-Mask instructions
(define_insn "*tmdi_mem"
@ -2520,10 +2539,12 @@
"lgb\t%0,%1"
[(set_attr "op_type" "RXY")])
(define_split
[(set (match_operand:DI 0 "register_operand" "")
(sign_extend:DI (match_operand:QI 1 "s_operand" "")))]
"TARGET_64BIT && !TARGET_LONG_DISPLACEMENT && !reload_completed"
(define_insn_and_split "*extendqidi2_short_displ"
[(set (match_operand:DI 0 "register_operand" "=d")
(sign_extend:DI (match_operand:QI 1 "s_operand" "Q")))]
"TARGET_64BIT && !TARGET_LONG_DISPLACEMENT"
"#"
"&& reload_completed"
[(parallel
[(set (match_dup 0) (unspec:DI [(match_dup 1)] UNSPEC_SETHIGH))
(clobber (reg:CC 33))])
@ -2582,10 +2603,12 @@
"lb\t%0,%1"
[(set_attr "op_type" "RXY")])
(define_split
[(set (match_operand:SI 0 "register_operand" "")
(sign_extend:SI (match_operand:QI 1 "s_operand" "")))]
"!TARGET_LONG_DISPLACEMENT && !reload_completed"
(define_insn_and_split "*extendsiqi2_short_displ"
[(set (match_operand:SI 0 "register_operand" "=d")
(sign_extend:SI (match_operand:QI 1 "s_operand" "Q")))]
"!TARGET_LONG_DISPLACEMENT"
"#"
"&& reload_completed"
[(parallel
[(set (match_dup 0) (unspec:SI [(match_dup 1)] UNSPEC_SETHIGH))
(clobber (reg:CC 33))])