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i386.md (length_immediate): Do not refer to insn address.

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* i386.md (length_immediate): Do not refer to insn address.
	(jcc*, jmp patterns):  Compute length explicitly.

From-SVN: r59279
This commit is contained in:
Jan Hubicka 2002-11-19 22:52:40 +00:00
parent da98b11a83
commit efcc70370b
2 changed files with 25 additions and 21 deletions
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7
gcc/ChangeLog
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@ -1,4 +1,9 @@
2002-11-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
Tue Nov 19 23:50:56 CET 2002 Jan Hubicka <jh@suse.cz>
* i386.md (length_immediate): Do not refer to insn address.
(jcc*, jmp patterns): Compute length explicitly.
2002-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
PR c/8588
* optabs.c (expand_binop): Convert CONST_INTs in shift

39
gcc/config/i386/i386.md
View file

@ -187,13 +187,10 @@
(if_then_else (match_operand 1 "constant_call_address_operand" "")
(const_int 4)
(const_int 0))
;; We don't know the size before shorten_branches. Expect
;; the instruction to fit for better scheduling.
(eq_attr "type" "ibr")
(if_then_else (and (ge (minus (match_dup 0) (pc))
(const_int -128))
(lt (minus (match_dup 0) (pc))
(const_int 124)))
(const_int 1)
(const_int 4))
(const_int 1)
]
(symbol_ref "/* Update immediate_length and other attributes! */
abort(),1")))
@ -12840,13 +12837,13 @@
"%+j%C1\t%l0"
[(set_attr "type" "ibr")
(set_attr "modrm" "0")
(set (attr "prefix_0f")
(set (attr "length")
(if_then_else (and (ge (minus (match_dup 0) (pc))
(const_int -128))
(lt (minus (match_dup 0) (pc))
(const_int 124)))
(const_int 0)
(const_int 1)))])
(const_int 2)
(const_int 6)))])
(define_insn "*jcc_2"
[(set (pc)
@ -12858,13 +12855,13 @@
"%+j%c1\t%l0"
[(set_attr "type" "ibr")
(set_attr "modrm" "0")
(set (attr "prefix_0f")
(set (attr "length")
(if_then_else (and (ge (minus (match_dup 0) (pc))
(const_int -128))
(lt (minus (match_dup 0) (pc))
(const_int 124)))
(const_int 0)
(const_int 1)))])
(const_int 2)
(const_int 6)))])
;; In general it is not safe to assume too much about CCmode registers,
;; so simplify-rtx stops when it sees a second one. Under certain
@ -13125,6 +13122,13 @@
""
"jmp\t%l0"
[(set_attr "type" "ibr")
(set (attr "length")
(if_then_else (and (ge (minus (match_dup 0) (pc))
(const_int -128))
(lt (minus (match_dup 0) (pc))
(const_int 124)))
(const_int 2)
(const_int 5)))
(set_attr "modrm" "0")])
(define_expand "indirect_jump"
@ -13251,14 +13255,9 @@
(const_int 124))))
(const_int 2)
(const_int 16)))
(set (attr "type")
(if_then_else (and (eq_attr "alternative" "0")
(and (ge (minus (match_dup 0) (pc))
(const_int -128))
(lt (minus (match_dup 0) (pc))
(const_int 124))))
(const_string "ibr")
(const_string "multi")))])
;; We don't know the type before shorten branches. Optimistically expect
;; the loop instruction to match.
(set (attr "type") (const_string "ibr"))])
(define_split
[(set (pc)