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fxsr fixes
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1219 c046a42c-6fe2-441c-8c8c-71466251a162
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@ -2915,11 +2915,11 @@ void helper_fxsave(target_ulong ptr, int data64)
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fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
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fptag = 0;
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for(i = 0; i < 8; i++) {
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fptag |= ((!env->fptags[(env->fpstt + i) & 7]) << i);
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fptag |= (env->fptags[i] << i);
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}
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stw(ptr, env->fpuc);
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stw(ptr + 2, fpus);
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stw(ptr + 4, fptag);
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stw(ptr + 4, fptag ^ 0xff);
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addr = ptr + 0x20;
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for(i = 0;i < 8; i++) {
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@ -2931,7 +2931,7 @@ void helper_fxsave(target_ulong ptr, int data64)
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if (env->cr[4] & CR4_OSFXSR_MASK) {
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/* XXX: finish it */
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stl(ptr + 0x18, env->mxcsr); /* mxcsr */
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stl(ptr + 0x1c, 0); /* mxcsr_mask */
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stl(ptr + 0x1c, 0x0000ffff); /* mxcsr_mask */
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nb_xmm_regs = 8 << data64;
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addr = ptr + 0xa0;
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for(i = 0; i < nb_xmm_regs; i++) {
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@ -2950,12 +2950,12 @@ void helper_fxrstor(target_ulong ptr, int data64)
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env->fpuc = lduw(ptr);
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fpus = lduw(ptr + 2);
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fptag = ldub(ptr + 4);
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fptag = lduw(ptr + 4);
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env->fpstt = (fpus >> 11) & 7;
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env->fpus = fpus & ~0x3800;
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fptag ^= 0xff;
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for(i = 0;i < 8; i++) {
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env->fptags[(env->fpstt + i) & 7] = ((fptag >> i) & 1);
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env->fptags[i] = ((fptag >> i) & 1);
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}
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addr = ptr + 0x20;
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