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| author | limeidan <limeidan@loongson.cn> | 2025-08-07 11:23:55 +0800 |
|---|---|---|
| committer | abner chenc <chenguoqi@loongson.cn> | 2025-08-12 23:01:49 -0700 |
| commit | 90b7d7aaa27b5a1d7a69f76ed82ed2e88ae84c31 (patch) | |
| tree | b65223d70b0176bb0a59fb77a752cfc053a5cb72 /src/net/http | |
| parent | 1b263fc6042ed763319f59fd2b87df23e53c9f6f (diff) | |
| download | go-90b7d7aaa27b5a1d7a69f76ed82ed2e88ae84c31.tar.xz | |
cmd/compile/internal: optimize multiplication use new operation 'ADDshiftLLV' on loong64
goos: linux
goarch: loong64
pkg: cmd/compile/internal/test
cpu: Loongson-3A6000-HV @ 2500.00MHz
│ old │ new │
│ sec/op │ sec/op vs base │
MulconstI32/3 0.8004n ± 0% 0.4247n ± 2% -46.94% (p=0.000 n=10)
MulconstI32/5 0.8005n ± 0% 0.4256n ± 1% -46.83% (p=0.000 n=10)
MulconstI32/12 1.2010n ± 0% 0.8005n ± 0% -33.35% (p=0.000 n=10)
MulconstI32/120 0.8090n ± 0% 0.8067n ± 0% -0.28% (p=0.007 n=10)
MulconstI32/-120 0.8109n ± 0% 0.8072n ± 0% -0.47% (p=0.000 n=10)
MulconstI32/65537 0.8004n ± 0% 0.8004n ± 0% ~ (p=1.000 n=10)
MulconstI32/65538 0.8005n ± 0% 0.8005n ± 0% ~ (p=0.265 n=10)
MulconstI64/3 0.8005n ± 0% 0.4241n ± 1% -47.02% (p=0.000 n=10)
MulconstI64/5 0.8004n ± 0% 0.4249n ± 1% -46.91% (p=0.000 n=10)
MulconstI64/12 1.2010n ± 0% 0.8004n ± 0% -33.36% (p=0.000 n=10)
MulconstI64/120 0.8005n ± 0% 0.8005n ± 0% ~ (p=0.635 n=10)
MulconstI64/-120 0.8005n ± 0% 0.8005n ± 0% ~ (p=0.837 n=10)
MulconstI64/65537 0.8005n ± 0% 0.8005n ± 0% ~ (p=0.837 n=10)
MulconstI64/65538 0.8096n ± 0% 0.8004n ± 0% -1.14% (p=0.000 n=10)
MulconstU32/3 0.8004n ± 0% 0.4263n ± 1% -46.75% (p=0.000 n=10)
MulconstU32/5 0.8005n ± 0% 0.4262n ± 1% -46.76% (p=0.000 n=10)
MulconstU32/12 1.2010n ± 0% 0.8005n ± 0% -33.35% (p=0.000 n=10)
MulconstU32/120 0.8105n ± 0% 0.8096n ± 0% ~ (p=0.183 n=10)
MulconstU32/65537 0.8004n ± 0% 0.8004n ± 0% ~ (p=1.000 n=10)
MulconstU32/65538 0.8005n ± 0% 0.8005n ± 0% ~ (p=1.000 n=10)
MulconstU64/3 0.8004n ± 0% 0.4265n ± 4% -46.71% (p=0.000 n=10)
MulconstU64/5 0.8004n ± 0% 0.4256n ± 0% -46.82% (p=0.000 n=10)
MulconstU64/12 1.2010n ± 0% 0.8004n ± 0% -33.36% (p=0.000 n=10)
MulconstU64/120 0.8005n ± 0% 0.8005n ± 0% ~ (p=0.387 n=10)
MulconstU64/65537 0.8005n ± 0% 0.8005n ± 0% ~ (p=0.265 n=10)
MulconstU64/65538 0.8080n ± 0% 0.8004n ± 0% -0.93% (p=0.000 n=10)
geomean 0.8539n 0.6597n -22.74%
Change-Id: Ie33e88985d7639f481bbba540bc917b9f185c357
Reviewed-on: https://go-review.googlesource.com/c/go/+/693855
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: sophie zhao <zhaoxiaolin@loongson.cn>
Reviewed-by: abner chenc <chenguoqi@loongson.cn>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Diffstat (limited to 'src/net/http')
0 files changed, 0 insertions, 0 deletions