Nils Asmussen has submitted this change. (
https://gem5-review.googlesource.com/c/public/gem5/+/25653 )
Change subject: arch-riscv: added dummy implementation of wfi instruction.
......................................................................
arch-riscv: added dummy implementation of wfi instruction.
Change-Id: I7ca86f57c7d794bf544e34e747875049a3f29d6a
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/25653
Tested-by: kokoro <noreply+kok...@google.com>
Tested-by: Gem5 Cloud Project GCB service account
<345032938...@cloudbuild.gserviceaccount.com>
Reviewed-by: Jason Lowe-Power <power...@gmail.com>
Maintainer: Jason Lowe-Power <power...@gmail.com>
---
M src/arch/riscv/isa/decoder.isa
1 file changed, 3 insertions(+), 0 deletions(-)
Approvals:
Jason Lowe-Power: Looks good to me, approved; Looks good to me, approved
kokoro: Regressions pass
Gem5 Cloud Project GCB service account: Regressions pass
diff --git a/src/arch/riscv/isa/decoder.isa b/src/arch/riscv/isa/decoder.isa
index 04f0319..8706155 100644
--- a/src/arch/riscv/isa/decoder.isa
+++ b/src/arch/riscv/isa/decoder.isa
@@ -1794,6 +1794,9 @@
NPC = xc->readMiscReg(MISCREG_SEPC);
}
}}, IsReturn);
+ 0x5: wfi({{
+ // don't do anything for now
+ }}, No_OpClass);
}
0x9: sfence_vma({{
xc->tcBase()->getITBPtr()->demapPage(Rs1, Rs2);
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: I7ca86f57c7d794bf544e34e747875049a3f29d6a
Gerrit-Change-Number: 25653
Gerrit-PatchSet: 11
Gerrit-Owner: Nils Asmussen <nils.asmus...@barkhauseninstitut.org>
Gerrit-Reviewer: Alec Roelke <alec.roe...@gmail.com>
Gerrit-Reviewer: Bobby R. Bruce <bbr...@ucdavis.edu>
Gerrit-Reviewer: Gem5 Cloud Project GCB service account
<345032938...@cloudbuild.gserviceaccount.com>
Gerrit-Reviewer: Jason Lowe-Power <power...@gmail.com>
Gerrit-Reviewer: Nils Asmussen <nils.asmus...@barkhauseninstitut.org>
Gerrit-Reviewer: kokoro <noreply+kok...@google.com>
Gerrit-MessageType: merged
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