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Compare Revisions

• This comparison shows the changes necessary to convert path

  → /trunk/kernel/arch/amd64/src/fpu_context.c @ 2081

  → /trunk/kernel/arch/amd64/src/fpu_context.c @ 2082

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 2081 → Rev 2082

/trunk/kernel/arch/amd64/src/fpu_context.c
40,7 → 40,7
/** Save FPU (mmx, sse) context using fxsave instruction */
void fpu_context_save(fpu_context_t *fctx)
{
__asm__ volatile (
asm volatile (
"fxsave %0"
: "=m"(*fctx)
);
49,7 → 49,7
/** Restore FPU (mmx,sse) context using fxrstor instruction */
void fpu_context_restore(fpu_context_t *fctx)
{
__asm__ volatile (
asm volatile (
"fxrstor %0"
: "=m"(*fctx)
);
58,7 → 58,7
void fpu_init()
{
/* TODO: Zero all SSE, MMX etc. registers */
__asm__ volatile (
asm volatile (
"fninit;"
);
}