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src/libcfa/concurrency/CtxSwitch-x86_64.S (modified) (2 diffs)
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src/libcfa/concurrency/CtxSwitch-x86_64.S
r7b2c2c5f rffc3b26 47 47 CtxSwitch: 48 48 49 // Save floating & SSE control words on the stack.49 // Save volatile registers on the stack. 50 50 51 51 subq $8,%rsp 52 52 stmxcsr 0(%rsp) // 4 bytes 53 53 fnstcw 4(%rsp) // 2 bytes 54 55 // Save volatile registers on the stack.56 57 54 pushq %r15 58 55 pushq %r14 … … 78 75 popq %r14 79 76 popq %r15 80 81 // Load floating & SSE control words from the stack.82 83 77 fldcw 4(%rsp) 84 78 ldmxcsr 0(%rsp) 85 addq $8,%rsp79 addq $8,%rsp 86 80 87 81 // Return to thread.
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