On Sat, Feb 09, 2013 at 11:32:25AM +0200, Avi Kivity wrote:
> Signed-off-by: Avi Kivity
Applied, thanks.
> ---
> x86/emulator.c | 19 ---
> 1 file changed, 16 insertions(+), 3 deletions(-)
>
> diff --git a/x86/emulator.c b/x86/emulator.c
> index a128e13..96576e5 100644
> --- a/x86/emulator.c
> +++ b/x86/emulator.c
> @@ -583,9 +583,9 @@ static void test_imul(ulong *mem)
> report("imul rax, mem, imm", a == 0x1D950BDE1D950BC8L);
> }
>
> -static void test_div(long *mem)
> +static void test_muldiv(long *mem)
> {
> -long a, d;
> +long a, d, aa, dd;
> u8 ex = 1;
>
> *mem = 0; a = 1; d = 2;
> @@ -598,6 +598,19 @@ static void test_div(long *mem)
>: "+a"(a), "+d"(d), "+q"(ex) : "m"(*mem));
> report("divq (1)",
> a == 0x1ffb1b963b33ul && d == 0x273ba4384ede2ul && !ex);
> +aa = 0x; dd = 0x;
> +*mem = 0x; a = aa; d = dd;
> +asm("mulb %2" : "+a"(a), "+d"(d) : "m"(*mem));
> +report("mulb mem", a == 0x0363 && d == dd);
> +*mem = 0x; a = aa; d = dd;
> +asm("mulw %2" : "+a"(a), "+d"(d) : "m"(*mem));
> +report("mulw mem", a == 0xc963 && d == 0x0369);
> +*mem = 0x; a = aa; d = dd;
> +asm("mull %2" : "+a"(a), "+d"(d) : "m"(*mem));
> +report("mull mem", a == 0x962fc963 && d == 0x369d036);
> +*mem = 0x; a = aa; d = dd;
> +asm("mulq %2" : "+a"(a), "+d"(d) : "m"(*mem));
> +report("mulq mem", a == 0x2fc962fc962fc963 && d == 0x369d0369d0369d0);
> }
>
> typedef unsigned __attribute__((vector_size(16))) sse128;
> @@ -934,7 +947,7 @@ int main()
> test_btc(mem);
> test_bsfbsr(mem);
> test_imul(mem);
> - test_div(mem);
> + test_muldiv(mem);
> test_sse(mem);
> test_mmx(mem);
> test_rip_relative(mem, insn_ram);
> --
> 1.8.1.2
--
Gleb.
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