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[arch][riscv][feature] add a few more feature bits

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These may be useful in the future.
This commit is contained in:
Travis Geiselbrecht
2024-06-02 15:31:30 -07:00
parent c4effaeef0
commit 14bd7728a6
2 changed files with 12 additions and 0 deletions
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8
arch/riscv/feature.c
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@@ -32,7 +32,11 @@ static void match_feature(const char *str, size_t start, size_t end) {
{ "zbb", RISCV_FEAT_ZBB },
{ "zbc", RISCV_FEAT_ZBC },
{ "zbs", RISCV_FEAT_ZBS },
{ "zicbom", RISCV_FEAT_ZICBOM },
{ "zicbop", RISCV_FEAT_ZICBOP },
{ "zicboz", RISCV_FEAT_ZICBOZ },
{ "sstc", RISCV_FEAT_SSTC },
{ "svadu", RISCV_FEAT_SVADU },
{ "zicsr", RISCV_FEAT_ZICSR },
{ "zifencei", RISCV_FEAT_ZIFENCEI },
};
@@ -191,9 +195,13 @@ const char *riscv_feature_to_string(enum riscv_feature feature) {
case RISCV_FEAT_ZBB: return "zbb";
case RISCV_FEAT_ZBC: return "zbc";
case RISCV_FEAT_ZBS: return "zbs";
case RISCV_FEAT_ZICBOM: return "zicbom";
case RISCV_FEAT_ZICBOP: return "zicbop";
case RISCV_FEAT_ZICBOZ: return "zicboz";
case RISCV_FEAT_ZICSR: return "zicsr";
case RISCV_FEAT_ZIFENCEI: return "zifencei";
case RISCV_FEAT_SSTC: return "sstc";
case RISCV_FEAT_SVADU: return "svadu";
// keep this in so the compiler warns if something is missing
case RISCV_FEAT_COUNT: return "";

4
arch/riscv/include/arch/riscv/feature.h
View File

@@ -38,7 +38,11 @@ enum riscv_feature {
RISCV_FEAT_ZBS,
RISCV_FEAT_ZICSR,
RISCV_FEAT_ZIFENCEI,
RISCV_FEAT_ZICBOM,
RISCV_FEAT_ZICBOP,
RISCV_FEAT_ZICBOZ,
RISCV_FEAT_SSTC,
RISCV_FEAT_SVADU,
RISCV_FEAT_COUNT
};