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runtime: correct facilities names in s390 CPU support

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Patch from Andreas Krebbel.
    
    Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/201038

From-SVN: r276964
This commit is contained in:
Ian Lance Taylor 2019-10-14 14:10:16 +00:00
parent fc2d730302
commit 2dccdbcff6
2 changed files with 8 additions and 6 deletions
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2
gcc/go/gofrontend/MERGE
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@ -1,4 +1,4 @@
ed1bd343130ab4907750156d3c04a0cef428bf68
f71238c0112311e4525a1f4b76d2f80be87d2e62
The first line of this file holds the git revision number of the last
merge done from the gofrontend repository.

12
libgo/go/runtime/os_linux_s390x.go
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@ -16,18 +16,20 @@ const (
_HWCAP_S390_DFP = 64
_HWCAP_S390_ETF3EH = 256
_HWCAP_S390_VX = 2048 // vector facility
_HWCAP_S390_VXE = 8192
)
func archauxv(tag, val uintptr) {
switch tag {
case _AT_HWCAP: // CPU capability bit flags
cpu.S390X.HasZArch = val&_HWCAP_S390_ZARCH != 0
cpu.S390X.HasZARCH = val&_HWCAP_S390_ZARCH != 0
cpu.S390X.HasSTFLE = val&_HWCAP_S390_STFLE != 0
cpu.S390X.HasMSA = val&_HWCAP_S390_MSA != 0
cpu.S390X.HasLDisp = val&_HWCAP_S390_LDISP != 0
cpu.S390X.HasEImm = val&_HWCAP_S390_EIMM != 0
cpu.S390X.HasLDISP = val&_HWCAP_S390_LDISP != 0
cpu.S390X.HasEIMM = val&_HWCAP_S390_EIMM != 0
cpu.S390X.HasDFP = val&_HWCAP_S390_DFP != 0
cpu.S390X.HasETF3Enhanced = val&_HWCAP_S390_ETF3EH != 0
cpu.S390X.HasETF3EH = val&_HWCAP_S390_ETF3EH != 0
cpu.S390X.HasMSA = val&_HWCAP_S390_MSA != 0
cpu.S390X.HasVX = val&_HWCAP_S390_VX != 0
cpu.S390X.HasVXE = val&_HWCAP_S390_VXE != 0
}
}