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target/sparc: Remove sparcv7 cpu features

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The oldest supported cpu is the microsparc 1; all other cpus
use CPU_DEFAULT_FEATURES.  Remove the features that must always
be present for sparcv7: FLOAT, SWAP, FLUSH, FSQRT, FMUL.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson
2023-10-11 20:34:14 -07:00
parent de1f52032f
commit 5f25b383a8
5 changed files with 11 additions and 57 deletions
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6
linux-user/sparc/target_syscall.h
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@ -50,11 +50,7 @@ static inline abi_ulong target_shmlba(CPUSPARCState *env)
#ifdef TARGET_SPARC64
return MAX(TARGET_PAGE_SIZE, 16 * 1024);
#else
if (!(env->def.features & CPU_FEATURE_FLUSH)) {
return 64 * 1024;
} else {
return 256 * 1024;
}
return 256 * 1024;
#endif
}