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| author | sigsegv7 <ian@vegaa.systems> | 2023-09-18 04:33:42 -0400 |
|---|---|---|
| committer | sigsegv7 <ian@vegaa.systems> | 2023-09-18 04:33:42 -0400 |
| commit | b0f9a0d87820b1e32e93bbf6a93031e308c182a8 (patch) | |
| tree | eace21a83e7a0cb0755a24dc647d4a1f9da633ee /src | |
| parent | 3dd212c6a4596fd74ea173ee12a074b67f3aaa40 (diff) | |
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Signed-off-by: sigsegv7 <ian@vegaa.systems>
Diffstat (limited to 'src')
| -rw-r--r-- | src/sse_accel.S | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/sse_accel.S b/src/sse_accel.S index 8753d11..dab5dce 100644 --- a/src/sse_accel.S +++ b/src/sse_accel.S @@ -37,7 +37,10 @@ accel_invert128: movq %rdi, %rax movdqu (%rax), %xmm0 - /* Set %xmm1 to all 1s and emulate NOT for %xmm0 */ + /* + * Set %xmm1 to all 1s and emulate NOT for %xmm0. + * Result of inversion will be stored in %xmm1. + */ pcmpeqb %xmm1, %xmm1 pxor %xmm0, %xmm1 |