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x86: remove inline asm clobbers that conflict with inputs or outputs

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This commit is contained in:
Jacob Young 2022-11-01 05:03:36 -04:00
parent 4d594090b1
commit 9b2db56d0f
1 changed files with 2 additions and 2 deletions
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4
lib/std/zig/system/x86.zig
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@ -544,7 +544,7 @@ fn cpuid(leaf_id: u32, subid: u32) CpuidLeaf {
: [leaf_id] "{eax}" (leaf_id),
[subid] "{ecx}" (subid),
[leaf_ptr] "r" (&cpuid_leaf),
: "eax", "ebx", "ecx", "edx"
: "ebx", "edx" // "eax" and "ecx" are already inputs
);
return cpuid_leaf;
@ -557,6 +557,6 @@ fn getXCR0() u32 {
\\ xgetbv
: [ret] "={eax}" (-> u32),
:
: "eax", "edx", "ecx"
: "edx", "ecx" // "eax" is already an output
);
}