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author | Giovanni Bajo <rasky@develer.com> | 2018-03-05 20:59:40 +0100 |
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committer | Giovanni Bajo <rasky@develer.com> | 2018-03-12 18:01:33 +0000 |
commit | 080187f4f72bd6594e3c2efc35cf51bf61378552 (patch) | |
tree | f8bebc0525dc2ac8b48ed997b969a87ee39d5fa8 /src/cmd/compile/internal/ssa/export_test.go | |
parent | fdf5aaf5555692a9e03a65df1aba06aa4a09052b (diff) | |
download | go-080187f4f72bd6594e3c2efc35cf51bf61378552.tar.gz go-080187f4f72bd6594e3c2efc35cf51bf61378552.zip |
cmd/compile: implement CMOV on amd64
This builds upon the branchelim pass, activating it for amd64 and
lowering CondSelect. Special care is made to FPU instructions for
NaN handling.
Benchmark results on Xeon E5630 (Westmere EP):
name old time/op new time/op delta
BinaryTree17-16 4.99s ± 9% 4.66s ± 2% ~ (p=0.095 n=5+5)
Fannkuch11-16 4.93s ± 3% 5.04s ± 2% ~ (p=0.548 n=5+5)
FmtFprintfEmpty-16 58.8ns ± 7% 61.4ns ±14% ~ (p=0.579 n=5+5)
FmtFprintfString-16 114ns ± 2% 114ns ± 4% ~ (p=0.603 n=5+5)
FmtFprintfInt-16 181ns ± 4% 125ns ± 3% -30.90% (p=0.008 n=5+5)
FmtFprintfIntInt-16 263ns ± 2% 217ns ± 2% -17.34% (p=0.008 n=5+5)
FmtFprintfPrefixedInt-16 230ns ± 1% 212ns ± 1% -7.99% (p=0.008 n=5+5)
FmtFprintfFloat-16 411ns ± 3% 344ns ± 5% -16.43% (p=0.008 n=5+5)
FmtManyArgs-16 828ns ± 4% 790ns ± 2% -4.59% (p=0.032 n=5+5)
GobDecode-16 10.9ms ± 4% 10.8ms ± 5% ~ (p=0.548 n=5+5)
GobEncode-16 9.52ms ± 5% 9.46ms ± 2% ~ (p=1.000 n=5+5)
Gzip-16 334ms ± 2% 337ms ± 2% ~ (p=0.548 n=5+5)
Gunzip-16 64.4ms ± 1% 65.0ms ± 1% +1.00% (p=0.008 n=5+5)
HTTPClientServer-16 156µs ± 3% 155µs ± 3% ~ (p=0.690 n=5+5)
JSONEncode-16 21.0ms ± 1% 21.8ms ± 0% +3.76% (p=0.016 n=5+4)
JSONDecode-16 95.1ms ± 0% 95.7ms ± 1% ~ (p=0.151 n=5+5)
Mandelbrot200-16 6.38ms ± 1% 6.42ms ± 1% ~ (p=0.095 n=5+5)
GoParse-16 5.47ms ± 2% 5.36ms ± 1% -1.95% (p=0.016 n=5+5)
RegexpMatchEasy0_32-16 111ns ± 1% 111ns ± 1% ~ (p=0.635 n=5+4)
RegexpMatchEasy0_1K-16 408ns ± 1% 411ns ± 2% ~ (p=0.087 n=5+5)
RegexpMatchEasy1_32-16 103ns ± 1% 104ns ± 1% ~ (p=0.484 n=5+5)
RegexpMatchEasy1_1K-16 659ns ± 2% 652ns ± 1% ~ (p=0.571 n=5+5)
RegexpMatchMedium_32-16 176ns ± 2% 174ns ± 1% ~ (p=0.476 n=5+5)
RegexpMatchMedium_1K-16 58.6µs ± 4% 57.7µs ± 4% ~ (p=0.548 n=5+5)
RegexpMatchHard_32-16 3.07µs ± 3% 3.04µs ± 4% ~ (p=0.421 n=5+5)
RegexpMatchHard_1K-16 89.2µs ± 1% 87.9µs ± 2% -1.52% (p=0.032 n=5+5)
Revcomp-16 575ms ± 0% 587ms ± 2% +2.12% (p=0.032 n=4+5)
Template-16 110ms ± 1% 107ms ± 3% -3.00% (p=0.032 n=5+5)
TimeParse-16 463ns ± 0% 462ns ± 0% ~ (p=0.810 n=5+4)
TimeFormat-16 538ns ± 0% 535ns ± 0% -0.63% (p=0.024 n=5+5)
name old speed new speed delta
GobDecode-16 70.7MB/s ± 4% 71.4MB/s ± 5% ~ (p=0.452 n=5+5)
GobEncode-16 80.7MB/s ± 5% 81.2MB/s ± 2% ~ (p=1.000 n=5+5)
Gzip-16 58.2MB/s ± 2% 57.7MB/s ± 2% ~ (p=0.452 n=5+5)
Gunzip-16 302MB/s ± 1% 299MB/s ± 1% -0.99% (p=0.008 n=5+5)
JSONEncode-16 92.4MB/s ± 1% 89.1MB/s ± 0% -3.63% (p=0.016 n=5+4)
JSONDecode-16 20.4MB/s ± 0% 20.3MB/s ± 1% ~ (p=0.135 n=5+5)
GoParse-16 10.6MB/s ± 2% 10.8MB/s ± 1% +2.00% (p=0.016 n=5+5)
RegexpMatchEasy0_32-16 286MB/s ± 1% 285MB/s ± 3% ~ (p=1.000 n=5+5)
RegexpMatchEasy0_1K-16 2.51GB/s ± 1% 2.49GB/s ± 2% ~ (p=0.095 n=5+5)
RegexpMatchEasy1_32-16 309MB/s ± 1% 307MB/s ± 1% ~ (p=0.548 n=5+5)
RegexpMatchEasy1_1K-16 1.55GB/s ± 2% 1.57GB/s ± 1% ~ (p=0.690 n=5+5)
RegexpMatchMedium_32-16 5.68MB/s ± 2% 5.73MB/s ± 1% ~ (p=0.579 n=5+5)
RegexpMatchMedium_1K-16 17.5MB/s ± 4% 17.8MB/s ± 4% ~ (p=0.500 n=5+5)
RegexpMatchHard_32-16 10.4MB/s ± 3% 10.5MB/s ± 4% ~ (p=0.460 n=5+5)
RegexpMatchHard_1K-16 11.5MB/s ± 1% 11.7MB/s ± 2% +1.57% (p=0.032 n=5+5)
Revcomp-16 442MB/s ± 0% 433MB/s ± 2% -2.05% (p=0.032 n=4+5)
Template-16 17.7MB/s ± 1% 18.2MB/s ± 3% +3.12% (p=0.032 n=5+5)
Change-Id: Ic7cb7374d07da031e771bdcbfdd832fd1b17159c
Reviewed-on: https://go-review.googlesource.com/98695
Reviewed-by: Ilya Tocar <ilya.tocar@intel.com>
Diffstat (limited to 'src/cmd/compile/internal/ssa/export_test.go')
-rw-r--r-- | src/cmd/compile/internal/ssa/export_test.go | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/ssa/export_test.go b/src/cmd/compile/internal/ssa/export_test.go index 1fe0bbe6ae..8d3bd74fa5 100644 --- a/src/cmd/compile/internal/ssa/export_test.go +++ b/src/cmd/compile/internal/ssa/export_test.go @@ -7,6 +7,7 @@ package ssa import ( "cmd/compile/internal/types" "cmd/internal/obj" + "cmd/internal/obj/arm64" "cmd/internal/obj/s390x" "cmd/internal/obj/x86" "cmd/internal/src" @@ -22,6 +23,7 @@ var Copyelim = copyelim var testCtxts = map[string]*obj.Link{ "amd64": obj.Linknew(&x86.Linkamd64), "s390x": obj.Linknew(&s390x.Links390x), + "arm64": obj.Linknew(&arm64.Linkarm64), } func testConfig(tb testing.TB) *Conf { return testConfigArch(tb, "amd64") } |