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| author | Richard Henderson <richard.henderson@linaro.org> | 2022-05-06 13:02:40 -0500 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2022-05-09 11:47:54 +0100 |
| commit | 6d9650191ae301dc545dd9fd0727c57ec935503e (patch) | |
| tree | 46c27c4859299f5637bac180389757b6102be80d /docs | |
| parent | 3082b86b107ec7a26352bd18ada295ac1cc4faca (diff) | |
| download | qemu-6d9650191ae301dc545dd9fd0727c57ec935503e.zip qemu-6d9650191ae301dc545dd9fd0727c57ec935503e.tar.gz qemu-6d9650191ae301dc545dd9fd0727c57ec935503e.tar.bz2 | |
target/arm: Enable FEAT_DGH for -cpu max
This extension concerns not merging memory access, which TCG does
not implement. Thus we can trivially enable this feature.
Add a comment to handle_hint for the DGH instruction, but no code.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220506180242.216785-23-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/system/arm/emulation.rst | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/docs/system/arm/emulation.rst b/docs/system/arm/emulation.rst index 48522b8..8ed466b 100644 --- a/docs/system/arm/emulation.rst +++ b/docs/system/arm/emulation.rst @@ -17,6 +17,7 @@ the following architecture extensions: - FEAT_CSV2_1p2 (Cache speculation variant 2, version 1.2) - FEAT_CSV2_2 (Cache speculation variant 2, version 2) - FEAT_CSV3 (Cache speculation variant 3) +- FEAT_DGH (Data gathering hint) - FEAT_DIT (Data Independent Timing instructions) - FEAT_DPB (DC CVAP instruction) - FEAT_Debugv8p2 (Debug changes for v8.2) |