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| author | Joel Sing <joel@sing.id.au> | 2020-03-16 02:51:54 +1100 |
|---|---|---|
| committer | Joel Sing <joel@sing.id.au> | 2020-03-25 00:06:40 +0000 |
| commit | efb0ac4ce6a95435f8fba8c7f77becf083e8eaad (patch) | |
| tree | 64b275c1fd1c509402d52ae3394aa8333f90997d /src/cmd/compile/internal/ssa/gen/RISCV64.rules | |
| parent | 9f343b1942356e0c87c6994118be298f634e6b4d (diff) | |
| download | go-efb0ac4ce6a95435f8fba8c7f77becf083e8eaad.tar.gz go-efb0ac4ce6a95435f8fba8c7f77becf083e8eaad.zip | |
cmd/compile: provide Add/Cas/Exchange atomic intrinsics on riscv64
Provide Add32, Add64, Cas32, Cas64, Exchange32 and Exchange64 atomic
intrinsics on riscv64.
Updates #36765
Change-Id: I9a3b7d2ce3d49f699171fd76a0fed891d149a6bb
Reviewed-on: https://go-review.googlesource.com/c/go/+/223559
Run-TryBot: Joel Sing <joel@sing.id.au>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
Diffstat (limited to 'src/cmd/compile/internal/ssa/gen/RISCV64.rules')
| -rw-r--r-- | src/cmd/compile/internal/ssa/gen/RISCV64.rules | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/ssa/gen/RISCV64.rules b/src/cmd/compile/internal/ssa/gen/RISCV64.rules index 281c3dd633e..4a7efd6e73f 100644 --- a/src/cmd/compile/internal/ssa/gen/RISCV64.rules +++ b/src/cmd/compile/internal/ssa/gen/RISCV64.rules @@ -479,6 +479,15 @@ (AtomicStore64 ...) -> (LoweredAtomicStore64 ...) (AtomicStorePtrNoWB ...) -> (LoweredAtomicStore64 ...) +(AtomicAdd32 ...) -> (LoweredAtomicAdd32 ...) +(AtomicAdd64 ...) -> (LoweredAtomicAdd64 ...) + +(AtomicCompareAndSwap32 ...) -> (LoweredAtomicCas32 ...) +(AtomicCompareAndSwap64 ...) -> (LoweredAtomicCas64 ...) + +(AtomicExchange32 ...) -> (LoweredAtomicExchange32 ...) +(AtomicExchange64 ...) -> (LoweredAtomicExchange64 ...) + // Optimizations // Absorb SNEZ into branch. |