KVM: x86 emulator: implement movntps
authorAvi Kivity <avi@redhat.com>
Mon, 9 Apr 2012 15:40:01 +0000 (18:40 +0300)
committerMarcelo Tosatti <mtosatti@redhat.com>
Mon, 16 Apr 2012 23:36:16 +0000 (20:36 -0300)
Used to write to framebuffers (by at least Icaros).

Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
arch/x86/kvm/emulate.c

index b160fb1..fb39e0b 100644 (file)
@@ -3440,6 +3440,10 @@ static struct gprefix pfx_0f_6f_0f_7f = {
        N, I(Sse | Aligned, em_mov), N, I(Sse | Unaligned, em_mov),
 };
 
+static struct gprefix pfx_vmovntpx = {
+       I(0, em_mov), N, N, N,
+};
+
 static struct opcode opcode_table[256] = {
        /* 0x00 - 0x07 */
        I6ALU(Lock, em_add),
@@ -3571,7 +3575,8 @@ static struct opcode twobyte_table[256] = {
        IIP(ModRM | SrcMem | Priv | Op3264, em_cr_write, cr_write, check_cr_write),
        IIP(ModRM | SrcMem | Priv | Op3264, em_dr_write, dr_write, check_dr_write),
        N, N, N, N,
-       N, N, N, N, N, N, N, N,
+       N, N, N, GP(ModRM | DstMem | SrcReg | Sse | Mov | Aligned, &pfx_vmovntpx),
+       N, N, N, N,
        /* 0x30 - 0x3F */
        II(ImplicitOps | Priv, em_wrmsr, wrmsr),
        IIP(ImplicitOps, em_rdtsc, rdtsc, check_rdtsc),