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| author | Michael Pratt <mpratt@google.com> | 2020-10-16 17:29:00 -0400 |
|---|---|---|
| committer | Michael Pratt <mpratt@google.com> | 2020-10-23 15:11:15 +0000 |
| commit | 646531c52aab82a11216f8c79c0ad0e2382a943f (patch) | |
| tree | 43c42f9b8ae7e2416ce503906c720a816988b834 /src/cmd/compile/internal/s390x | |
| parent | e223c6cf073fe1228c54050a43042b9c5721d4f8 (diff) | |
| download | go-646531c52aab82a11216f8c79c0ad0e2382a943f.tar.gz go-646531c52aab82a11216f8c79c0ad0e2382a943f.zip | |
cmd/compile: intrinsify runtime/internal/atomic.{And,Or} on S390X
This is a simplification of LANfloor/LAOfloor since we have a whole
word.
Change-Id: I791641fb4068cad3f73660ce51699ed4653ae0e6
Reviewed-on: https://go-review.googlesource.com/c/go/+/263151
Run-TryBot: Michael Pratt <mpratt@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Trust: Michael Pratt <mpratt@google.com>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Diffstat (limited to 'src/cmd/compile/internal/s390x')
| -rw-r--r-- | src/cmd/compile/internal/s390x/ssa.go | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/s390x/ssa.go b/src/cmd/compile/internal/s390x/ssa.go index 00d253c95a..e23b31f385 100644 --- a/src/cmd/compile/internal/s390x/ssa.go +++ b/src/cmd/compile/internal/s390x/ssa.go @@ -761,6 +761,14 @@ func ssaGenValue(s *gc.SSAGenState, v *ssa.Value) { p.To.Type = obj.TYPE_MEM p.To.Reg = v.Args[0].Reg() gc.AddAux(&p.To, v) + case ssa.OpS390XLAN, ssa.OpS390XLAO: + // LA(N|O) Ry, TMP, 0(Rx) + op := s.Prog(v.Op.Asm()) + op.From.Type = obj.TYPE_REG + op.From.Reg = v.Args[1].Reg() + op.Reg = s390x.REGTMP + op.To.Type = obj.TYPE_MEM + op.To.Reg = v.Args[0].Reg() case ssa.OpS390XLANfloor, ssa.OpS390XLAOfloor: r := v.Args[0].Reg() // clobbered, assumed R1 in comments |