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cmd/compile: add indexed load+op operations to amd64

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name        old time/op  new time/op  delta
LoadAdd-16   545ns ± 0%   456ns ± 0%  -16.31%  (p=0.000 n=10+10)

Update #36468

Change-Id: I84f390d55490648fa1f58cdbc24fd74c4f1bc8c1
Reviewed-on: https://go-review.googlesource.com/c/go/+/227960
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Josh Bleecher Snyder <josharian@gmail.com>
This commit is contained in:
Keith Randall 2020-04-11 22:15:58 -07:00
parent 553e003414
commit 882ec701d2
6 changed files with 657 additions and 5 deletions
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37
src/cmd/compile/internal/ssa/addressingmodes.go
View file

@ -217,6 +217,43 @@ var combine = map[[2]Op]Op{
[2]Op{OpAMD64CMPQconstload, OpAMD64LEAQ1}: OpAMD64CMPQconstloadidx1,
[2]Op{OpAMD64CMPQconstload, OpAMD64LEAQ8}: OpAMD64CMPQconstloadidx8,
[2]Op{OpAMD64ADDLload, OpAMD64ADDQ}: OpAMD64ADDLloadidx1,
[2]Op{OpAMD64ADDQload, OpAMD64ADDQ}: OpAMD64ADDQloadidx1,
[2]Op{OpAMD64SUBLload, OpAMD64ADDQ}: OpAMD64SUBLloadidx1,
[2]Op{OpAMD64SUBQload, OpAMD64ADDQ}: OpAMD64SUBQloadidx1,
[2]Op{OpAMD64ANDLload, OpAMD64ADDQ}: OpAMD64ANDLloadidx1,
[2]Op{OpAMD64ANDQload, OpAMD64ADDQ}: OpAMD64ANDQloadidx1,
[2]Op{OpAMD64ORLload, OpAMD64ADDQ}: OpAMD64ORLloadidx1,
[2]Op{OpAMD64ORQload, OpAMD64ADDQ}: OpAMD64ORQloadidx1,
[2]Op{OpAMD64XORLload, OpAMD64ADDQ}: OpAMD64XORLloadidx1,
[2]Op{OpAMD64XORQload, OpAMD64ADDQ}: OpAMD64XORQloadidx1,
[2]Op{OpAMD64ADDLload, OpAMD64LEAQ1}: OpAMD64ADDLloadidx1,
[2]Op{OpAMD64ADDLload, OpAMD64LEAQ4}: OpAMD64ADDLloadidx4,
[2]Op{OpAMD64ADDLload, OpAMD64LEAQ8}: OpAMD64ADDLloadidx8,
[2]Op{OpAMD64ADDQload, OpAMD64LEAQ1}: OpAMD64ADDQloadidx1,
[2]Op{OpAMD64ADDQload, OpAMD64LEAQ8}: OpAMD64ADDQloadidx8,
[2]Op{OpAMD64SUBLload, OpAMD64LEAQ1}: OpAMD64SUBLloadidx1,
[2]Op{OpAMD64SUBLload, OpAMD64LEAQ4}: OpAMD64SUBLloadidx4,
[2]Op{OpAMD64SUBLload, OpAMD64LEAQ8}: OpAMD64SUBLloadidx8,
[2]Op{OpAMD64SUBQload, OpAMD64LEAQ1}: OpAMD64SUBQloadidx1,
[2]Op{OpAMD64SUBQload, OpAMD64LEAQ8}: OpAMD64SUBQloadidx8,
[2]Op{OpAMD64ANDLload, OpAMD64LEAQ1}: OpAMD64ANDLloadidx1,
[2]Op{OpAMD64ANDLload, OpAMD64LEAQ4}: OpAMD64ANDLloadidx4,
[2]Op{OpAMD64ANDLload, OpAMD64LEAQ8}: OpAMD64ANDLloadidx8,
[2]Op{OpAMD64ANDQload, OpAMD64LEAQ1}: OpAMD64ANDQloadidx1,
[2]Op{OpAMD64ANDQload, OpAMD64LEAQ8}: OpAMD64ANDQloadidx8,
[2]Op{OpAMD64ORLload, OpAMD64LEAQ1}: OpAMD64ORLloadidx1,
[2]Op{OpAMD64ORLload, OpAMD64LEAQ4}: OpAMD64ORLloadidx4,
[2]Op{OpAMD64ORLload, OpAMD64LEAQ8}: OpAMD64ORLloadidx8,
[2]Op{OpAMD64ORQload, OpAMD64LEAQ1}: OpAMD64ORQloadidx1,
[2]Op{OpAMD64ORQload, OpAMD64LEAQ8}: OpAMD64ORQloadidx8,
[2]Op{OpAMD64XORLload, OpAMD64LEAQ1}: OpAMD64XORLloadidx1,
[2]Op{OpAMD64XORLload, OpAMD64LEAQ4}: OpAMD64XORLloadidx4,
[2]Op{OpAMD64XORLload, OpAMD64LEAQ8}: OpAMD64XORLloadidx8,
[2]Op{OpAMD64XORQload, OpAMD64LEAQ1}: OpAMD64XORQloadidx1,
[2]Op{OpAMD64XORQload, OpAMD64LEAQ8}: OpAMD64XORQloadidx8,
// 386
[2]Op{Op386MOVBload, Op386ADDL}: Op386MOVBloadidx1,
[2]Op{Op386MOVWload, Op386ADDL}: Op386MOVWloadidx1,