diff options
| author | Joel Sing <joel@sing.id.au> | 2019-09-19 00:59:26 +1000 |
|---|---|---|
| committer | Joel Sing <joel@sing.id.au> | 2019-09-24 04:19:31 +0000 |
| commit | e29d276d55bc0743a0fb66ea4a4967f937153567 (patch) | |
| tree | c9aee5bf1d41d7ae40540ad8c7a06055e5e84b39 /src/cmd/internal/obj/riscv/obj.go | |
| parent | ced2454220e472c233d4f58a2bc9d01347dedfd3 (diff) | |
| download | go-e29d276d55bc0743a0fb66ea4a4967f937153567.tar.xz | |
cmd/internal/obj/riscv: implement RV64I integer computational instructions
Add support for assembling RV64I integer computational instructions.
Based on the riscv-go port.
Updates #27532
Integer Computational Instructions (RV64I)
Change-Id: I1a082b3901c997da309d737d081f57ea2821bc62
Reviewed-on: https://go-review.googlesource.com/c/go/+/196838
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Diffstat (limited to 'src/cmd/internal/obj/riscv/obj.go')
| -rw-r--r-- | src/cmd/internal/obj/riscv/obj.go | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/cmd/internal/obj/riscv/obj.go b/src/cmd/internal/obj/riscv/obj.go index 1182053191..46188c1e30 100644 --- a/src/cmd/internal/obj/riscv/obj.go +++ b/src/cmd/internal/obj/riscv/obj.go @@ -401,6 +401,17 @@ var encodingForAs = [ALAST & obj.AMask]encoding{ ASH & obj.AMask: sIEncoding, ASB & obj.AMask: sIEncoding, + // 5.2: Integer Computational Instructions (RV64I) + AADDIW & obj.AMask: iIEncoding, + ASLLIW & obj.AMask: iIEncoding, + ASRLIW & obj.AMask: iIEncoding, + ASRAIW & obj.AMask: iIEncoding, + AADDW & obj.AMask: rIIIEncoding, + ASLLW & obj.AMask: rIIIEncoding, + ASRLW & obj.AMask: rIIIEncoding, + ASUBW & obj.AMask: rIIIEncoding, + ASRAW & obj.AMask: rIIIEncoding, + // 5.3: Load and Store Instructions (RV64I) ALD & obj.AMask: iIEncoding, ASD & obj.AMask: sIEncoding, |