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From: | Richard Henderson |
Subject: | Re: [PATCH v3] tests/tcg/s390x: Cleanup of mie3 tests. |
Date: | Mon, 7 Mar 2022 07:50:14 -1000 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 |
On 3/6/22 22:42, Thomas Huth wrote:
+asm volatile ( \ + "llihf %[res],801\n"\ + ASM \ + : [res] "=&r" (res) \ + : [a] "r" (a) \ + , [b] "r" (b) \ +); \Hmm, don't we still need "cc" in the clobber list? AFAICS some of these instructions still alter the CC register... so I'd suggest to rather drop the changes to this file?
Yep, my bad. I wrongly assumed cc would be auto-clobbered, like i386. r~
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