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Perform some code cleanup

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This commit is contained in:
Justine Tunney 2022-06-23 10:21:07 -07:00
parent 0dd9629562
commit a4601a24d3
63 changed files with 350 additions and 1643 deletions
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12
libc/nexgen32e/kcpuids.S
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@ -53,7 +53,19 @@ kCpuids:.long 0,0,0,0 # EAX=0 (Basic Processor Info)
mov %rdi,%r8
xor %eax,%eax
1: xor %ecx,%ecx
#ifdef FEATURELESS
// It's been reported that GDB reverse debugging doesn't
// understand VEX encoding. The workaround is to put:
//
// CPPFLAGS = -DFEATURELESS
//
// Inside your ~/.cosmo.mk file.
xor %eax,%eax
xor %ebx,%ebx
xor %edx,%edx
#else
cpuid
#endif
stosl
xchg %eax,%ebx
stosl