Boris Shingarov has submitted this change. (
https://gem5-review.googlesource.com/c/public/gem5/+/37295 )
Change subject: arch-power: Implement mcrxr
......................................................................
arch-power: Implement mcrxr
Implement the mcrxr instruction (Move to Condition Register from XER
X-form) as defined on p.132 of the green-cloth book:
The contents of XER<0:3> are copied into the Condition Register field
designated by BF. XER<0:3> are set to zero.
Change-Id: I82ae3d98e1eaf9182e90c0c86afe0f13d4a052e4
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/37295
Reviewed-by: Gabe Black <[email protected]>
Reviewed-by: Boris Shingarov <[email protected]>
Maintainer: Gabe Black <[email protected]>
Tested-by: kokoro <[email protected]>
---
M src/arch/power/isa/decoder.isa
1 file changed, 4 insertions(+), 0 deletions(-)
Approvals:
Boris Shingarov: Looks good to me, approved
Gabe Black: Looks good to me, approved; Looks good to me, approved
kokoro: Regressions pass
diff --git a/src/arch/power/isa/decoder.isa b/src/arch/power/isa/decoder.isa
index 475ddcc..f32861b 100644
--- a/src/arch/power/isa/decoder.isa
+++ b/src/arch/power/isa/decoder.isa
@@ -278,6 +278,10 @@
0x100: mtlr({{ LR = Rs; }});
0x120: mtctr({{ CTR = Rs; }});
}
+ 512: mcrxr({{
+ CR = insertCRField(CR, BF, XER<31:28>);
+ XER = XER<27:0>;
+ }});
}
// All loads with an index register. The non-update versions
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: I82ae3d98e1eaf9182e90c0c86afe0f13d4a052e4
Gerrit-Change-Number: 37295
Gerrit-PatchSet: 4
Gerrit-Owner: Boris Shingarov <[email protected]>
Gerrit-Reviewer: Boris Shingarov <[email protected]>
Gerrit-Reviewer: Gabe Black <[email protected]>
Gerrit-Reviewer: Jason Lowe-Power <[email protected]>
Gerrit-Reviewer: kokoro <[email protected]>
Gerrit-MessageType: merged
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