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Fix FPU state restoring bug by jumping to right position.

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This commit is contained in:
David Xu 2003-09-22 14:34:02 +00:00
parent 84792e72d6
commit b1f054a092
2 changed files with 4 additions and 4 deletions
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4
lib/libkse/arch/i386/i386/thr_getcontext.S
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@ -88,9 +88,9 @@ ENTRY(__thr_setcontext)
cmpl $MC_OWNEDFP_PCB, MC_OWNEDFP_OFFSET(%edx)
jne 5f
3: cmpl $MC_FPFMT_387, MC_FPFMT_OFFSET(%edx)
jne 5f
jne 4f
frstor MC_FPREGS_OFFSET(%edx) /* restore 387 FP regs */
jmp 5f
jmp 6f
4: cmpl $MC_FPFMT_XMM, MC_FPFMT_OFFSET(%edx)
jne 5f
fxrstor MC_FPREGS_OFFSET(%edx) /* restore XMM FP regs */

4
lib/libpthread/arch/i386/i386/thr_getcontext.S
View File

@ -88,9 +88,9 @@ ENTRY(__thr_setcontext)
cmpl $MC_OWNEDFP_PCB, MC_OWNEDFP_OFFSET(%edx)
jne 5f
3: cmpl $MC_FPFMT_387, MC_FPFMT_OFFSET(%edx)
jne 5f
jne 4f
frstor MC_FPREGS_OFFSET(%edx) /* restore 387 FP regs */
jmp 5f
jmp 6f
4: cmpl $MC_FPFMT_XMM, MC_FPFMT_OFFSET(%edx)
jne 5f
fxrstor MC_FPREGS_OFFSET(%edx) /* restore XMM FP regs */