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riscv-gcc-1
Commit 7e3bd81e by Denis Chertykov Committed by Denis Chertykov
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avr.md ("mcu_enhanced"): New attribute. 

	* config/avr/avr.md ("mcu_enhanced"): New attribute.
	("mcu_mega"): Likewise.
	("extendhisi2"): Use "mcu_enhanced".
	("zero_extendhisi2"): Likewise.
	("call_insn"): Use "mcu_enhanced" and "mcu_mega".
	("call_value_insn"): Likewise.
	("*sbrx_branch"): Use "mcu_mega".
	("*sbrx_and_branchsi"): Likewise.
	("*sbrx_and_branchhi"): Likewise.
	("*tablejump_lib"): Likewise.

From-SVN: r36474
parent d733f374
Showing with 81 additions and 83 deletions
gcc/ChangeLog
Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
* config/avr/avr.md ("mcu_enhanced"): New attribute.
("mcu_mega"): Likewise.
("extendhisi2"): Use "mcu_enhanced".
("zero_extendhisi2"): Likewise.
("call_insn"): Use "mcu_enhanced" and "mcu_mega".
("call_value_insn"): Likewise.
("*sbrx_branch"): Use "mcu_mega".
("*sbrx_and_branchsi"): Likewise.
("*sbrx_and_branchhi"): Likewise.
("*tablejump_lib"): Likewise.
Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* c-decl.c (grokdeclarator): Reorder tests to avoid looking at
......
gcc/config/avr/avr.md
......@@ -28,6 +28,17 @@
(define_attr "type" "branch,branch1,arith"
(const_string "arith"))
(define_attr "mcu_enhanced" "yes,no"
(const (if_then_else (symbol_ref "AVR_ENHANCED")
(const_string "yes")
(const_string "no"))))
(define_attr "mcu_mega" "yes,no"
(const (if_then_else (symbol_ref "AVR_MEGA")
(const_string "yes")
(const_string "no"))))
;; The size of instructions in bytes.
;; XXX may depend from "cc"
......@@ -1086,15 +1097,11 @@
"@
clr %C0\;sbrc %B0,7\;com %C0\;mov %D0,%C0
{mov %A0,%A1\;mov %B0,%B1|movw %A0,%A1}\;clr %C0\;sbrc %B0,7\;com %C0\;mov %D0,%C0"
[(set (attr "length")
(if_then_else
(eq (symbol_ref "AVR_ENHANCED") (const_int 0))
(if_then_else (eq (symbol_ref "which_alternative") (const_int 0))
(const_int 4)
(const_int 6))
(if_then_else (eq (symbol_ref "which_alternative") (const_int 0))
(const_int 4)
(const_int 5))))
[(set_attr_alternative "length"
[(const_int 4)
(if_then_else (eq_attr "mcu_enhanced" "yes")
(const_int 5)
(const_int 6))])
(set_attr "cc" "clobber,clobber")])
;; xx<---x xx<---x xx<---x xx<---x xx<---x xx<---x xx<---x xx<---x xx<---x
......@@ -1127,15 +1134,11 @@
"@
clr %C0\;clr %D0
{mov %A0,%A1\;mov %B0,%B1|movw %A0,%B0}\;clr %C0\;clr %D0"
[(set (attr "length")
(if_then_else
(eq (symbol_ref "AVR_ENHANCED") (const_int 0))
(if_then_else (eq (symbol_ref "which_alternative") (const_int 0))
(const_int 2)
(const_int 4))
(if_then_else (eq (symbol_ref "which_alternative") (const_int 0))
(const_int 2)
(const_int 3))))
[(set_attr_alternative "length"
[(const_int 2)
(if_then_else (eq_attr "mcu_enhanced" "yes")
(const_int 3)
(const_int 4))])
(set_attr "cc" "set_n,set_n")])
;;<=><=><=><=><=><=><=><=><=><=><=><=><=><=><=><=><=><=><=><=><=><=><=><=><=>
......@@ -1438,15 +1441,13 @@
return (AS1 (rjmp,_PC_+4) CR_TAB
AS1 (jmp,%3));
}"
[(set (attr "length") (if_then_else (and (ge (minus (pc) (match_dup 3))
(const_int -2046))
(le (minus (pc) (match_dup 3))
(const_int 2046)))
(const_int 2)
(if_then_else (eq (symbol_ref "AVR_MEGA")
(const_int 0))
(const_int 2)
(const_int 4))))
[(set (attr "length")
(if_then_else (and (ge (minus (pc) (match_dup 3)) (const_int -2046))
(le (minus (pc) (match_dup 3)) (const_int 2046)))
(const_int 2)
(if_then_else (eq_attr "mcu_mega" "no")
(const_int 2)
(const_int 4))))
(set_attr "cc" "clobber")])
(define_insn "*sbrx_and_branchsi"
......@@ -1477,15 +1478,13 @@
return (AS1 (rjmp,_PC_+4) CR_TAB
AS1 (jmp,%3));
}"
[(set (attr "length") (if_then_else (and (ge (minus (pc) (match_dup 3))
(const_int -2046))
(le (minus (pc) (match_dup 3))
(const_int 2046)))
(const_int 2)
(if_then_else (eq (symbol_ref "AVR_MEGA")
(const_int 0))
(const_int 2)
(const_int 4))))
[(set (attr "length")
(if_then_else (and (ge (minus (pc) (match_dup 3)) (const_int -2046))
(le (minus (pc) (match_dup 3)) (const_int 2046)))
(const_int 2)
(if_then_else (eq_attr "mcu_mega" "no")
(const_int 2)
(const_int 4))))
(set_attr "cc" "clobber")])
(define_insn "*sbrx_and_branchhi"
......@@ -1516,15 +1515,13 @@
return (AS1 (rjmp,_PC_+4) CR_TAB
AS1 (jmp,%3));
}"
[(set (attr "length") (if_then_else (and (ge (minus (pc) (match_dup 3))
(const_int -2046))
(le (minus (pc) (match_dup 3))
(const_int 2046)))
(const_int 2)
(if_then_else (eq (symbol_ref "AVR_MEGA")
(const_int 0))
(const_int 2)
(const_int 4))))
[(set (attr "length")
(if_then_else (and (ge (minus (pc) (match_dup 3)) (const_int -2046))
(le (minus (pc) (match_dup 3)) (const_int 2046)))
(const_int 2)
(if_then_else (eq_attr "mcu_mega" "no")
(const_int 2)
(const_int 4))))
(set_attr "cc" "clobber")])
;; ************************************************************************
......@@ -1601,15 +1598,14 @@
""
"*{
if (AVR_MEGA && get_attr_length (insn) != 1)
return \"jmp %0\";
return \"rjmp %0\";
return AS1 (jmp,%0);
return AS1 (rjmp,%0);
}"
[(set (attr "length") (if_then_else (and (ge (minus (pc) (match_dup 0))
(const_int -2047))
(le (minus (pc) (match_dup 0))
(const_int 2047)))
(const_int 1)
(const_int 2)))
[(set (attr "length")
(if_then_else (and (ge (minus (pc) (match_dup 0)) (const_int -2047))
(le (minus (pc) (match_dup 0)) (const_int 2047)))
(const_int 1)
(const_int 2)))
(set_attr "cc" "none")])
;; call
......@@ -1655,18 +1651,14 @@
return AS1(call,%c0);
}"
[(set_attr "cc" "clobber,clobber,clobber")
(set (attr "length")
(cond [(eq (symbol_ref "which_alternative") (const_int 0))
(const_int 1)
(eq (symbol_ref "(which_alternative == 1 && AVR_ENHANCED)")
(const_int 1))
(const_int 2)
(eq (symbol_ref "(which_alternative == 1 && !AVR_ENHANCED)")
(const_int 1))
(const_int 3)
(eq (symbol_ref "!AVR_MEGA") (const_int 0))
(const_int 2)]
(const_int 1)))])
(set_attr_alternative "length"
[(const_int 1)
(if_then_else (eq_attr "mcu_enhanced" "yes")
(const_int 2)
(const_int 3))
(if_then_else (eq_attr "mcu_mega" "yes")
(const_int 2)
(const_int 1))])])
(define_insn "call_value_insn"
[(set (match_operand 0 "register_operand" "=r,r,r")
......@@ -1694,19 +1686,14 @@
return AS1(call,%c1);
}"
[(set_attr "cc" "clobber,clobber,clobber")
(set (attr "length")
(cond [(eq (symbol_ref "which_alternative") (const_int 0))
(const_int 1)
(eq (symbol_ref "(which_alternative == 1 && AVR_ENHANCED)")
(const_int 1))
(const_int 2)
(eq (symbol_ref "(which_alternative == 1 && !AVR_ENHANCED)")
(const_int 1))
(const_int 3)
(eq (symbol_ref "!AVR_MEGA")
(const_int 0))
(const_int 2)]
(const_int 1)))])
(set_attr_alternative "length"
[(const_int 1)
(if_then_else (eq_attr "mcu_enhanced" "yes")
(const_int 2)
(const_int 3))
(if_then_else (eq_attr "mcu_mega" "yes")
(const_int 2)
(const_int 1))])])
(define_insn "nop"
[(const_int 0)]
......@@ -1746,11 +1733,9 @@
: AS1 (rjmp,__tablejump__));
}"
[(set_attr "cc" "clobber")
(set (attr "length")
(if_then_else (eq (symbol_ref "AVR_MEGA")
(const_int 0))
(const_int 3)
(const_int 4)))])
(set (attr "length") (if_then_else (eq_attr "mcu_mega" "no")
(const_int 3)
(const_int 4)))])
(define_insn "*tablejump_enh"
......
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