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[NTOS][RTL] Initialize MxCsr where missing

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This commit is contained in:
Timo Kreuzer 2022-07-23 13:31:27 +02:00
parent a82e46e521
commit 39f11249ff
5 changed files with 19 additions and 7 deletions
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7
sdk/lib/rtl/amd64/stubs.c
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@ -23,7 +23,7 @@ NTAPI
RtlInitializeContext(
_Reserved_ HANDLE ProcessHandle,
_Out_ PCONTEXT ThreadContext,
_In_ PVOID ThreadStartParam OPTIONAL,
_In_opt_ PVOID ThreadStartParam,
_In_ PTHREAD_START_ROUTINE ThreadStartAddress,
_In_ PINITIAL_TEB StackBase)
{
@ -66,10 +66,13 @@ RtlInitializeContext(
ThreadContext->SegSs = KGDT64_R3_DATA | RPL_MASK;
}
ThreadContext->MxCsr = INITIAL_MXCSR;
/* Only the basic Context is initialized */
ThreadContext->ContextFlags = CONTEXT_CONTROL |
CONTEXT_INTEGER |
CONTEXT_SEGMENTS;
CONTEXT_SEGMENTS |
CONTEXT_FLOATING_POINT;
return;
}