diff options
| author | Cherry Zhang <cherryyz@google.com> | 2019-10-25 16:43:08 -0400 |
|---|---|---|
| committer | Cherry Zhang <cherryyz@google.com> | 2019-10-28 17:28:12 +0000 |
| commit | 503bccb5d91998e22e32c6f771262ed33b72ff8b (patch) | |
| tree | bd94db579734562b328d87d02f0c7e0282a67e13 /src/cmd/compile/internal/arm | |
| parent | 6afabe2768830940a9b02d45911563e51d287224 (diff) | |
| download | go-503bccb5d91998e22e32c6f771262ed33b72ff8b.tar.gz go-503bccb5d91998e22e32c6f771262ed33b72ff8b.zip | |
cmd/compile: delete ZeroAuto
ZeroAuto was used with the ambiguously live logic. The
ambiguously live logic is removed as we switched to stack
objects. It is now never called. Remove.
Change-Id: If4cdd7fed5297f8ab591cc392a76c80f57820856
Reviewed-on: https://go-review.googlesource.com/c/go/+/203538
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Diffstat (limited to 'src/cmd/compile/internal/arm')
| -rw-r--r-- | src/cmd/compile/internal/arm/galign.go | 1 | ||||
| -rw-r--r-- | src/cmd/compile/internal/arm/ggen.go | 21 |
2 files changed, 0 insertions, 22 deletions
diff --git a/src/cmd/compile/internal/arm/galign.go b/src/cmd/compile/internal/arm/galign.go index 8469dbdd73..20e2f43a91 100644 --- a/src/cmd/compile/internal/arm/galign.go +++ b/src/cmd/compile/internal/arm/galign.go @@ -17,7 +17,6 @@ func Init(arch *gc.Arch) { arch.MAXWIDTH = (1 << 32) - 1 arch.SoftFloat = objabi.GOARM == 5 arch.ZeroRange = zerorange - arch.ZeroAuto = zeroAuto arch.Ginsnop = ginsnop arch.Ginsnopdefer = ginsnop diff --git a/src/cmd/compile/internal/arm/ggen.go b/src/cmd/compile/internal/arm/ggen.go index e9a92af108..bd8d7ff40b 100644 --- a/src/cmd/compile/internal/arm/ggen.go +++ b/src/cmd/compile/internal/arm/ggen.go @@ -47,27 +47,6 @@ func zerorange(pp *gc.Progs, p *obj.Prog, off, cnt int64, r0 *uint32) *obj.Prog return p } -func zeroAuto(pp *gc.Progs, n *gc.Node) { - // Note: this code must not clobber any registers. - sym := n.Sym.Linksym() - size := n.Type.Size() - p := pp.Prog(arm.AMOVW) - p.From.Type = obj.TYPE_CONST - p.From.Offset = 0 - p.To.Type = obj.TYPE_REG - p.To.Reg = arm.REGTMP - for i := int64(0); i < size; i += 4 { - p := pp.Prog(arm.AMOVW) - p.From.Type = obj.TYPE_REG - p.From.Reg = arm.REGTMP - p.To.Type = obj.TYPE_MEM - p.To.Name = obj.NAME_AUTO - p.To.Reg = arm.REGSP - p.To.Offset = n.Xoffset + i - p.To.Sym = sym - } -} - func ginsnop(pp *gc.Progs) *obj.Prog { p := pp.Prog(arm.AAND) p.From.Type = obj.TYPE_REG |