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| author | erifan01 <eric.fang@arm.com> | 2023-05-17 12:01:07 +0800 |
|---|---|---|
| committer | Eric Fang <eric.fang@arm.com> | 2023-05-18 01:40:37 +0000 |
| commit | 6ed847431709c673adbb783d3bbc3d75e4df590c (patch) | |
| tree | 10300dbb58d8266973b4505e377ee837ccd98313 /src/cmd/internal/obj/arm64/asm7.go | |
| parent | 956d31ecd50fa11b66e4ad39a30677acb5616476 (diff) | |
| download | go-6ed847431709c673adbb783d3bbc3d75e4df590c.tar.gz go-6ed847431709c673adbb783d3bbc3d75e4df590c.zip | |
cmd/asm: remove unsupported opcodes MOVNP and STLP for arm64
ARM64 doesn't have MOVNP/MOVNPW and STLP/STLPW instructions, which are
currently useless instructions as well. This CL deletes them. At the
same time this CL sorts the opcodes by name, which looks cleaner.
Change-Id: I25cfb636b23356ba0a50cba527a8c85b3f7e2ee4
Reviewed-on: https://go-review.googlesource.com/c/go/+/495695
Reviewed-by: Heschi Kreinick <heschi@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Run-TryBot: Eric Fang <eric.fang@arm.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Diffstat (limited to 'src/cmd/internal/obj/arm64/asm7.go')
| -rw-r--r-- | src/cmd/internal/obj/arm64/asm7.go | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/src/cmd/internal/obj/arm64/asm7.go b/src/cmd/internal/obj/arm64/asm7.go index 1a10c48bd8..76361577d4 100644 --- a/src/cmd/internal/obj/arm64/asm7.go +++ b/src/cmd/internal/obj/arm64/asm7.go @@ -6858,12 +6858,6 @@ func (c *ctxt7) opload(p *obj.Prog, a obj.As) uint32 { case ALDXPW: return LDSTX(2, 0, 1, 1, 0) - - case AMOVNP: - return S64 | 0<<30 | 5<<27 | 0<<26 | 0<<23 | 1<<22 - - case AMOVNPW: - return S32 | 0<<30 | 5<<27 | 0<<26 | 0<<23 | 1<<22 } c.ctxt.Diag("bad opload %v\n%v", a, p) @@ -6881,12 +6875,6 @@ func (c *ctxt7) opstore(p *obj.Prog, a obj.As) uint32 { case ASTLRH: return LDSTX(1, 1, 0, 0, 1) | 0x1F<<10 - case ASTLP: - return LDSTX(3, 0, 0, 1, 1) - - case ASTLPW: - return LDSTX(2, 0, 0, 1, 1) - case ASTLRW: return LDSTX(2, 1, 0, 0, 1) | 0x1F<<10 @@ -6925,12 +6913,6 @@ func (c *ctxt7) opstore(p *obj.Prog, a obj.As) uint32 { case ASTXRW: return LDSTX(2, 0, 0, 0, 0) | 0x1F<<10 - - case AMOVNP: - return S64 | 0<<30 | 5<<27 | 0<<26 | 0<<23 | 1<<22 - - case AMOVNPW: - return S32 | 0<<30 | 5<<27 | 0<<26 | 0<<23 | 1<<22 } c.ctxt.Diag("bad opstore %v\n%v", a, p) |