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lvzhengyang
riscv-gcc-1
Commits
c8e18a2b
Commit
c8e18a2b
authored
Aug 25, 1992
by
Tom Wood
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(define_function_unit): Change meaning to ISSUE-DELAY.
From-SVN: r1946
parent
f6601f3a
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Showing
4 changed files
with
53 additions
and
50 deletions
+53
-50
gcc/config/a29k/a29k.md
+10
-7
gcc/config/i960/i960.md
+1
-1
gcc/config/mips/mips.md
+41
-41
gcc/config/pa/pa.md
+1
-1
No files found.
gcc/config/a29k/a29k.md
View file @
c8e18a2b
...
...
@@ -47,8 +47,11 @@
[
(eq_attr "in_delay_slot" "yes") (nil) (nil)
]
)
;; Define the function unit usages. We first define memory as a unit.
(define_function_unit "memory" 1 2 (eq_attr "type" "load") 6 11)
(define_function_unit "memory" 1 2 (eq_attr "type" "store") 1 0)
(define_function_unit "memory" 1 0 (eq_attr "type" "load") 6 5
[
(eq_attr "type" "load")
]
)
(define_function_unit "memory" 1 0 (eq_attr "type" "load") 6 6
[
(eq_attr "type" "store")
]
)
(define_function_unit "memory" 1 0 (eq_attr "type" "store") 1 0)
;; Now define the function units for the floating-point support. Most
;; units are pipelined and can accept an input every cycle.
...
...
@@ -59,14 +62,14 @@
;; floating-point rounder. It isn't clear how to represent this.
(define_function_unit "multiplier" 1 0 (eq_attr "type" "fmul") 3 0)
(define_function_unit "multiplier" 1 0 (eq_attr "type" "dmul") 6
8
)
(define_function_unit "multiplier" 1 0 (eq_attr "type" "fam") 6
8
)
(define_function_unit "multiplier" 1 0 (eq_attr "type" "dam") 9
8
)
(define_function_unit "multiplier" 1 0 (eq_attr "type" "dmul") 6
4
)
(define_function_unit "multiplier" 1 0 (eq_attr "type" "fam") 6
0
)
(define_function_unit "multiplier" 1 0 (eq_attr "type" "dam") 9
4
)
(define_function_unit "adder" 1 0 (eq_attr "type" "fadd,fam,dam") 3 0)
(define_function_unit "divider" 1
1 (eq_attr "type" "fdiv") 11 2
0)
(define_function_unit "divider" 1
1 (eq_attr "type" "ddiv") 18 34
)
(define_function_unit "divider" 1
0 (eq_attr "type" "fdiv") 11 1
0)
(define_function_unit "divider" 1
0 (eq_attr "type" "ddiv") 18 17
)
;; ADD
(define_insn "addsi3"
...
...
gcc/config/i960/i960.md
View file @
c8e18a2b
...
...
@@ -48,7 +48,7 @@
(set_attr "type" "multi")])
;; (define_function_unit {name} {num-units} {n-users} {test}
;; {ready-delay} {
busy
-delay}
[
{conflict-list}
]
)
;; {ready-delay} {
issue
-delay}
[
{conflict-list}
]
)
;; The integer ALU
(define_function_unit "alu" 2 0 (eq_attr "type" "arith,compare,move,address") 1 0)
...
...
gcc/config/mips/mips.md
View file @
c8e18a2b
...
...
@@ -123,7 +123,7 @@
;; .........................
; (define_function_unit NAME MULTIPLICITY SIMULTANEITY
; TEST READY-DELAY
BUSY
-DELAY
[
CONFLICT-LIST
]
)
; TEST READY-DELAY
ISSUE
-DELAY
[
CONFLICT-LIST
]
)
;; Make the default case (PROCESSOR_DEFAULT) handle the worst case
...
...
@@ -144,125 +144,125 @@
(define_function_unit "imuldiv" 1 1
(and (eq_attr "type" "imul") (eq_attr "cpu" "!r3000,r4000"))
17
34
)
17
0
)
(define_function_unit "imuldiv" 1 1
(and (eq_attr "type" "imul") (eq_attr "cpu" "r3000"))
12
24
)
12
0
)
(define_function_unit "imuldiv" 1 1
(and (eq_attr "type" "imul") (eq_attr "cpu" "r4000"))
10
2
0)
10 0)
(define_function_unit "imuldiv" 1 1
(and (eq_attr "type" "idiv") (eq_attr "cpu" "!r3000,r4000"))
38
76
)
38
0
)
(define_function_unit "imuldiv" 1 1
(and (eq_attr "type" "idiv") (eq_attr "cpu" "r3000"))
35
7
0)
35 0)
(define_function_unit "imuldiv" 1 1
(and (eq_attr "type" "idiv") (eq_attr "cpu" "r4000"))
69
138
)
69
0
)
(define_function_unit "adder" 1 1
(and (eq_attr "type" "fadd") (eq_attr "cpu" "!r3000,r6000"))
4
8
)
4
0
)
(define_function_unit "adder" 1 1
(and (eq_attr "type" "fadd") (eq_attr "cpu" "r3000"))
2
4
)
2
0
)
(define_function_unit "adder" 1 1
(and (eq_attr "type" "fadd") (eq_attr "cpu" "r6000"))
3
6
)
3
0
)
(define_function_unit "adder" 1 1
(and (eq_attr "type" "fabs,fneg") (eq_attr "cpu" "!r3000"))
2
4
)
2
0
)
(define_function_unit "adder" 1 1
(and (eq_attr "type" "fabs,fneg") (eq_attr "cpu" "r3000"))
1
2
)
1
0
)
(define_function_unit "mult" 1 1
(and (eq_attr "type" "fmul") (and (eq_attr "mode" "SF") (eq_attr "cpu" "!r3000,r6000")))
7
14
)
7
0
)
(define_function_unit "mult" 1 1
(and (eq_attr "type" "fmul") (and (eq_attr "mode" "SF") (eq_attr "cpu" "r3000")))
4
8
)
4
0
)
(define_function_unit "mult" 1 1
(and (eq_attr "type" "fmul") (and (eq_attr "mode" "SF") (eq_attr "cpu" "r6000")))
5
1
0)
5 0)
(define_function_unit "mult" 1 1
(and (eq_attr "type" "fmul") (and (eq_attr "mode" "DF") (eq_attr "cpu" "!r3000,r6000")))
8
16
)
8
0
)
(define_function_unit "mult" 1 1
(and (eq_attr "type" "fmul") (and (eq_attr "mode" "DF") (eq_attr "cpu" "r3000")))
5
1
0)
5 0)
(define_function_unit "mult" 1 1
(and (eq_attr "type" "fmul") (and (eq_attr "mode" "DF") (eq_attr "cpu" "r6000")))
6
12
)
6
0
)
(define_function_unit "divide" 1 1
(and (eq_attr "type" "fdiv") (and (eq_attr "mode" "SF") (eq_attr "cpu" "!r3000,r6000")))
23
46
)
23
0
)
(define_function_unit "divide" 1 1
(and (eq_attr "type" "fdiv") (and (eq_attr "mode" "SF") (eq_attr "cpu" "r3000")))
12
24
)
12
0
)
(define_function_unit "divide" 1 1
(and (eq_attr "type" "fdiv") (and (eq_attr "mode" "SF") (eq_attr "cpu" "r6000")))
15
3
0)
15 0)
(define_function_unit "divide" 1 1
(and (eq_attr "type" "fdiv") (and (eq_attr "mode" "DF") (eq_attr "cpu" "!r3000,r6000")))
36
72
)
36
0
)
(define_function_unit "divide" 1 1
(and (eq_attr "type" "fdiv") (and (eq_attr "mode" "DF") (eq_attr "cpu" "r3000")))
19
34
)
19
0
)
(define_function_unit "divide" 1 1
(and (eq_attr "type" "fdiv") (and (eq_attr "mode" "DF") (eq_attr "cpu" "r6000")))
16
32
)
16
0
)
(define_function_unit "divide" 1 1 (and (eq_attr "type" "fsqrt") (eq_attr "mode" "SF")) 54
108
)
(define_function_unit "divide" 1 1 (and (eq_attr "type" "fsqrt") (eq_attr "mode" "DF")) 112
224
)
(define_function_unit "divide" 1 1 (and (eq_attr "type" "fsqrt") (eq_attr "mode" "SF")) 54
0
)
(define_function_unit "divide" 1 1 (and (eq_attr "type" "fsqrt") (eq_attr "mode" "DF")) 112
0
)
;; The following functional units do not use the cpu type, and use
;; much less memory in genattrtab.c.
;; (define_function_unit "memory" 1 0 (eq_attr "type" "load") 3
0)
;; (define_function_unit "memory" 1 0 (eq_attr "type" "store") 1
0)
;; (define_function_unit "memory" 1 0 (eq_attr "type" "load") 3 0)
;; (define_function_unit "memory" 1 0 (eq_attr "type" "store") 1 0)
;;
;; (define_function_unit "fp_comp" 1 0 (eq_attr "type" "fcmp") 2
0)
;; (define_function_unit "fp_comp" 1 0 (eq_attr "type" "fcmp") 2 0)
;;
;; (define_function_unit "transfer" 1 0 (eq_attr "type" "xfer") 2
0)
;; (define_function_unit "transfer" 1 0 (eq_attr "type" "hilo") 3
0)
;; (define_function_unit "transfer" 1 0 (eq_attr "type" "xfer") 2 0)
;; (define_function_unit "transfer" 1 0 (eq_attr "type" "hilo") 3 0)
;;
;; (define_function_unit "imuldiv" 1 1 (eq_attr "type" "imul") 17
34
)
;; (define_function_unit "imuldiv" 1 1 (eq_attr "type" "idiv") 38
76
)
;; (define_function_unit "imuldiv" 1 1 (eq_attr "type" "imul") 17
0
)
;; (define_function_unit "imuldiv" 1 1 (eq_attr "type" "idiv") 38
0
)
;;
;; (define_function_unit "adder" 1 1 (eq_attr "type" "fadd") 4
8
)
;; (define_function_unit "adder" 1 1 (eq_attr "type" "fabs,fneg") 2
4
)
;; (define_function_unit "adder" 1 1 (eq_attr "type" "fadd") 4
0
)
;; (define_function_unit "adder" 1 1 (eq_attr "type" "fabs,fneg") 2
0
)
;;
;; (define_function_unit "mult" 1 1 (and (eq_attr "type" "fmul") (eq_attr "mode" "SF")) 7
14
)
;; (define_function_unit "mult" 1 1 (and (eq_attr "type" "fmul") (eq_attr "mode" "DF")) 8
16
)
;; (define_function_unit "mult" 1 1 (and (eq_attr "type" "fmul") (eq_attr "mode" "SF")) 7
0
)
;; (define_function_unit "mult" 1 1 (and (eq_attr "type" "fmul") (eq_attr "mode" "DF")) 8
0
)
;;
;; (define_function_unit "divide" 1 1 (and (eq_attr "type" "fdiv") (eq_attr "mode" "SF")) 23
46
)
;; (define_function_unit "divide" 1 1 (and (eq_attr "type" "fdiv") (eq_attr "mode" "DF")) 36
72
)
;; (define_function_unit "divide" 1 1 (and (eq_attr "type" "fdiv") (eq_attr "mode" "SF")) 23
0
)
;; (define_function_unit "divide" 1 1 (and (eq_attr "type" "fdiv") (eq_attr "mode" "DF")) 36
0
)
;;
;; (define_function_unit "sqrt" 1 1 (and (eq_attr "type" "fsqrt") (eq_attr "mode" "SF")) 54
108
)
;; (define_function_unit "sqrt" 1 1 (and (eq_attr "type" "fsqrt") (eq_attr "mode" "DF")) 112
224
)
;; (define_function_unit "sqrt" 1 1 (and (eq_attr "type" "fsqrt") (eq_attr "mode" "SF")) 54
0
)
;; (define_function_unit "sqrt" 1 1 (and (eq_attr "type" "fsqrt") (eq_attr "mode" "DF")) 112
0
)
;;
...
...
gcc/config/pa/pa.md
View file @
c8e18a2b
...
...
@@ -94,7 +94,7 @@
;; constraints shouldn't hurt.
;; (define_function_unit {name} {num-units} {n-users} {test}
;; {ready-delay} {
busy
-delay}
[
{conflict-list}
]
)
;; {ready-delay} {
issue
-delay}
[
{conflict-list}
]
)
;; The integer ALU.
;; (Noted only for documentation; units that take one cycle do not need to
...
...
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