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author | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-05-22 09:20:43 +0000 |
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committer | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-05-22 09:20:43 +0000 |
commit | d6205959f95cb51799ff729549845a1730f13092 (patch) | |
tree | a65105cbcb20cd2e329629e42d883be719141395 /target-i386 | |
parent | 2585afbde9dc9efe4c70490bce5bb120db2f4c37 (diff) | |
download | hqemu-d6205959f95cb51799ff729549845a1730f13092.zip hqemu-d6205959f95cb51799ff729549845a1730f13092.tar.gz |
fxsave/fxrstor 64 bit fix
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4520 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-i386')
-rw-r--r-- | target-i386/helper.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/target-i386/helper.c b/target-i386/helper.c index d04622f..0317f9c 100644 --- a/target-i386/helper.c +++ b/target-i386/helper.c @@ -4248,6 +4248,18 @@ void helper_fxsave(target_ulong ptr, int data64) stw(ptr, env->fpuc); stw(ptr + 2, fpus); stw(ptr + 4, fptag ^ 0xff); +#ifdef TARGET_X86_64 + if (data64) { + stq(ptr + 0x08, 0); /* rip */ + stq(ptr + 0x10, 0); /* rdp */ + } else +#endif + { + stl(ptr + 0x08, 0); /* eip */ + stl(ptr + 0x0c, 0); /* sel */ + stl(ptr + 0x10, 0); /* dp */ + stl(ptr + 0x14, 0); /* sel */ + } addr = ptr + 0x20; for(i = 0;i < 8; i++) { @@ -4260,7 +4272,10 @@ void helper_fxsave(target_ulong ptr, int data64) /* XXX: finish it */ stl(ptr + 0x18, env->mxcsr); /* mxcsr */ stl(ptr + 0x1c, 0x0000ffff); /* mxcsr_mask */ - nb_xmm_regs = 8 << data64; + if (env->hflags & HF_CS64_MASK) + nb_xmm_regs = 16; + else + nb_xmm_regs = 8; addr = ptr + 0xa0; for(i = 0; i < nb_xmm_regs; i++) { stq(addr, env->xmm_regs[i].XMM_Q(0)); @@ -4297,7 +4312,10 @@ void helper_fxrstor(target_ulong ptr, int data64) /* XXX: finish it */ env->mxcsr = ldl(ptr + 0x18); //ldl(ptr + 0x1c); - nb_xmm_regs = 8 << data64; + if (env->hflags & HF_CS64_MASK) + nb_xmm_regs = 16; + else + nb_xmm_regs = 8; addr = ptr + 0xa0; for(i = 0; i < nb_xmm_regs; i++) { env->xmm_regs[i].XMM_Q(0) = ldq(addr); |