[RISCV] RVA23S64 should include H extension

[ppenzin]

RVA23 defines Hypervisor (H) extension to be required for RVA23S64:

https://drive.google.com/file/d/12QKRm92cLcEk8-5J9NI91m0fAQOxqNAq/view?usp=sharing

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[llvmbot]

@llvm/pr-subscribers-backend-risc-v

Author: Petr Penzin (ppenzin)

Changes

RVA23 defines Hypervisor (H) extension to be required for RVA23S64:

https://drive.google.com/file/d/12QKRm92cLcEk8-5J9NI91m0fAQOxqNAq/view?usp=sharing

---

Full diff: https://github.com/llvm/llvm-project/pull/115572.diff

1 Files Affected:

• (modified) llvm/lib/Target/RISCV/RISCVProfiles.td (+2-1)

diff --git a/llvm/lib/Target/RISCV/RISCVProfiles.td b/llvm/lib/Target/RISCV/RISCVProfiles.td
index cbf2a2eddf38ed..a2bedb4be83567 100644
--- a/llvm/lib/Target/RISCV/RISCVProfiles.td
+++ b/llvm/lib/Target/RISCV/RISCVProfiles.td
@@ -77,7 +77,8 @@ defvar RVA23U64Features = !listconcat(RVA22U64Features,
                                        FeatureStdExtSupm]);
 
 defvar RVA23S64BaseFeatures = !listconcat(RVA22S64BaseFeatures,
-                                          [FeatureStdExtSvnapot,
+                                          [FeatureStdExtH,
+                                           FeatureStdExtSvnapot,
                                            FeatureStdExtSstc,
                                            FeatureStdExtSscofpmf,
                                            FeatureStdExtSsnpm,

[topperc]

Isn't H implied by FeatureStdExtSha?

[ppenzin]

Yep, it is, just realized.

[topperc]

See also #113823