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target/i386: reimplement 0x0f 0x60-0x6f, add AVX
These are both MMX and SSE/AVX instructions, except for vmovdqu. In both cases the inputs and output is in s->ptr{0,1,2}, so the only difference between MMX, SSE, and AVX is which helper to call. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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3 changed files with 262 additions and 1 deletions
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@ -135,6 +135,19 @@ static uint8_t get_modrm(DisasContext *s, CPUX86State *env)
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return s->modrm;
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}
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static inline const X86OpEntry *decode_by_prefix(DisasContext *s, const X86OpEntry entries[4])
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{
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if (s->prefix & PREFIX_REPNZ) {
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return &entries[3];
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} else if (s->prefix & PREFIX_REPZ) {
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return &entries[2];
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} else if (s->prefix & PREFIX_DATA) {
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return &entries[1];
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} else {
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return &entries[0];
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}
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}
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static void decode_group17(DisasContext *s, CPUX86State *env, X86OpEntry *entry, uint8_t *b)
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{
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static const X86GenFunc group17_gen[8] = {
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@ -144,6 +157,17 @@ static void decode_group17(DisasContext *s, CPUX86State *env, X86OpEntry *entry,
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entry->gen = group17_gen[op];
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}
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static void decode_0F6F(DisasContext *s, CPUX86State *env, X86OpEntry *entry, uint8_t *b)
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{
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static const X86OpEntry opcodes_0F6F[4] = {
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X86_OP_ENTRY3(MOVDQ, P,q, None,None, Q,q, vex1 mmx), /* movq */
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X86_OP_ENTRY3(MOVDQ, V,x, None,None, W,x, vex1), /* movdqa */
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X86_OP_ENTRY3(MOVDQ, V,x, None,None, W,x, vex4_unal), /* movdqu */
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{},
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};
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*entry = *decode_by_prefix(s, opcodes_0F6F);
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}
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static const X86OpEntry opcodes_0F38_00toEF[240] = {
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};
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@ -229,8 +253,26 @@ static void decode_0F3A(DisasContext *s, CPUX86State *env, X86OpEntry *entry, ui
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}
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static const X86OpEntry opcodes_0F[256] = {
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[0x60] = X86_OP_ENTRY3(PUNPCKLBW, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66),
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[0x61] = X86_OP_ENTRY3(PUNPCKLWD, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66),
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[0x62] = X86_OP_ENTRY3(PUNPCKLDQ, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66),
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[0x63] = X86_OP_ENTRY3(PACKSSWB, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66),
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[0x64] = X86_OP_ENTRY3(PCMPGTB, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66),
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[0x65] = X86_OP_ENTRY3(PCMPGTW, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66),
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[0x66] = X86_OP_ENTRY3(PCMPGTD, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66),
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[0x67] = X86_OP_ENTRY3(PACKUSWB, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66),
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[0x38] = X86_OP_GROUP0(0F38),
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[0x3a] = X86_OP_GROUP0(0F3A),
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[0x68] = X86_OP_ENTRY3(PUNPCKHBW, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66),
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[0x69] = X86_OP_ENTRY3(PUNPCKHWD, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66),
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[0x6a] = X86_OP_ENTRY3(PUNPCKHDQ, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66),
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[0x6b] = X86_OP_ENTRY3(PACKSSDW, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66),
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[0x6c] = X86_OP_ENTRY3(PUNPCKLQDQ, V,x, H,x, W,x, vex4 p_66 avx2_256),
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[0x6d] = X86_OP_ENTRY3(PUNPCKHQDQ, V,x, H,x, W,x, vex4 p_66 avx2_256),
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[0x6e] = X86_OP_ENTRY3(MOVD_to, V,x, None,None, E,y, vex5 mmx p_00_66), /* wrong dest Vy on SDM! */
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[0x6f] = X86_OP_GROUP0(0F6F),
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};
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static void do_decode_0F(DisasContext *s, CPUX86State *env, X86OpEntry *entry, uint8_t *b)
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