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sh.md (cmpeqsi_ior_t, [...]): Remove.

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* sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
	(cmpeqdi_t): Add output pattern.
	(cmpeqdi_t+1): Don't split when not optimizing.
	Restore proper splitting operation.

From-SVN: r36258
This commit is contained in:
J"orn Rennecke 2000-09-08 02:46:41 +00:00 • committed by Joern Rennecke
parent 30acbc3e34
commit 712646d00e
2 changed files with 20 additions and 29 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
* sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
(cmpeqdi_t): Add output pattern.
(cmpeqdi_t+1): Don't split when not optimizing.
Restore proper splitting operation.
2000-09-07 Richard Henderson <rth@cygnus.com>
* c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,

42
gcc/config/sh/sh.md
View file

@ -558,30 +558,6 @@
cmp/eq %1,%0
cmp/eq %1,%0")
(define_insn "cmpeqsi_ior_t"
[(set (reg:SI 18)
(ior:SI (reg:SI 18)
(eq:SI (match_operand:SI 0 "arith_reg_operand" "r,z,r")
(match_operand:SI 1 "arith_operand" "N,rI,r"))))]
""
"@
bt .+4\;tst %0,%0
bt .+4\;cmp/eq %1,%0
bt .+4\;cmp/eq %1,%0"
[(set_attr "length" "4")])
(define_insn "cmpeqsi_and_t"
[(set (reg:SI 18)
(and:SI (reg:SI 18)
(eq:SI (match_operand:SI 0 "arith_reg_operand" "r,z,r")
(match_operand:SI 1 "arith_operand" "N,rI,r"))))]
""
"@
bf .+4\;tst %0,%0
bf .+4\;cmp/eq %1,%0
bf .+4\;cmp/eq %1,%0"
[(set_attr "length" "4")])
(define_insn "cmpgtsi_t"
[(set (reg:SI 18) (gt:SI (match_operand:SI 0 "arith_reg_operand" "r,r")
(match_operand:SI 1 "arith_reg_or_0_operand" "r,N")))]
@ -651,18 +627,25 @@
[(set (reg:SI 18) (eq:SI (match_operand:DI 0 "arith_reg_operand" "r,r")
(match_operand:DI 1 "arith_reg_or_0_operand" "N,r")))]
""
"#"
"@
tst %S0,%S0\;bf %,Ldi%=\;tst %R0,%R0\\nLdi%=:
cmp/eq %S1,%S0\;bf %,Ldi%=\;cmp/eq %R1,%R0\\nLdi%=:"
[(set_attr "length" "6")
(set_attr "type" "arith3b")])
(define_split
[(set (reg:SI 18) (eq:SI (match_operand:DI 0 "arith_reg_operand" "r,r")
(match_operand:DI 1 "arith_reg_or_0_operand" "N,r")))]
"reload_completed"
;; If we applied this split when not optimizing, it would only be
;; applied during the machine-dependent reorg, when no new basic blocks
;; may be created.
"reload_completed && optimize"
[(set (reg:SI 18) (eq:SI (match_dup 2) (match_dup 3)))
(set (reg:SI 18)
(and:SI (reg:SI 18)
(eq:SI (match_dup 4) (match_dup 5))))]
(set (pc) (if_then_else (eq (reg:SI 18) (const_int 0))
(label_ref (match_dup 6))
(pc)))
(set (reg:SI 18) (eq:SI (match_dup 4) (match_dup 5)))
(match_dup 6)]
"
{
operands[2]
@ -676,6 +659,7 @@
+ (TARGET_LITTLE_ENDIAN ? 1 : 0)));
operands[4] = gen_lowpart (SImode, operands[0]);
operands[5] = gen_lowpart (SImode, operands[1]);
operands[6] = gen_label_rtx ();
}")
(define_insn "cmpgtdi_t"