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This code should now build the x86_x64-softmmu part 2.

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This commit is contained in:
xorstream
2017-01-19 22:50:28 +11:00
parent 37f9a248ea
commit 1aeaf5c40d
174 changed files with 2418 additions and 1414 deletions
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52
qemu/target-i386/fpu_helper.c
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@@ -489,42 +489,58 @@ void helper_fabs_ST0(CPUX86State *env)
void helper_fld1_ST0(CPUX86State *env)
{
ST0 = floatx80_one;
//ST0 = floatx80_one;
floatx80 one = { 0x8000000000000000LL, 0x3fff };
ST0 = one;
}
void helper_fldl2t_ST0(CPUX86State *env)
{
ST0 = floatx80_l2t;
//ST0 = floatx80_l2t;
floatx80 l2t = { 0xd49a784bcd1b8afeLL, 0x4000 };
ST0 = l2t;
}
void helper_fldl2e_ST0(CPUX86State *env)
{
ST0 = floatx80_l2e;
//ST0 = floatx80_l2e;
floatx80 l2e = { 0xb8aa3b295c17f0bcLL, 0x3fff };
ST0 = l2e;
}
void helper_fldpi_ST0(CPUX86State *env)
{
ST0 = floatx80_pi;
//ST0 = floatx80_pi;
floatx80 pi = { 0xc90fdaa22168c235LL, 0x4000 };
ST0 = pi;
}
void helper_fldlg2_ST0(CPUX86State *env)
{
ST0 = floatx80_lg2;
//ST0 = floatx80_lg2;
floatx80 lg2 = { 0x9a209a84fbcff799LL, 0x3ffd };
ST0 = lg2;
}
void helper_fldln2_ST0(CPUX86State *env)
{
ST0 = floatx80_ln2;
//ST0 = floatx80_ln2;
floatx80 ln2 = { 0xb17217f7d1cf79acLL, 0x3ffe };
ST0 = ln2;
}
void helper_fldz_ST0(CPUX86State *env)
{
ST0 = floatx80_zero;
//ST0 = floatx80_zero;
floatx80 zero = { 0x0000000000000000LL, 0x0000 };
ST0 = zero;
}
void helper_fldz_FT0(CPUX86State *env)
{
FT0 = floatx80_zero;
//FT0 = floatx80_zero;
floatx80 zero = { 0x0000000000000000LL, 0x0000 };
ST0 = zero;
}
uint32_t helper_fnstsw(CPUX86State *env)
@@ -686,10 +702,11 @@ void helper_fptan(CPUX86State *env)
if ((fptemp > MAXTAN) || (fptemp < -MAXTAN)) {
env->fpus |= 0x400;
} else {
fptemp = tan(fptemp);
floatx80 one = { 0x8000000000000000LL, 0x3fff };
fptemp = tan(fptemp);
ST0 = double_to_floatx80(env, fptemp);
fpush(env);
ST0 = floatx80_one;
ST0 = one;
env->fpus &= ~0x400; /* C2 <-- 0 */
/* the above code is for |arg| < 2**52 only */
}
@@ -713,7 +730,9 @@ void helper_fxtract(CPUX86State *env)
if (floatx80_is_zero(ST0)) {
/* Easy way to generate -inf and raising division by 0 exception */
ST0 = floatx80_div(floatx80_chs(floatx80_one), floatx80_zero,
floatx80 zero = { 0x0000000000000000LL, 0x0000 };
floatx80 one = { 0x8000000000000000LL, 0x3fff };
ST0 = floatx80_div(floatx80_chs(one), zero,
&env->fp_status);
fpush(env);
ST0 = temp.d;
@@ -740,7 +759,8 @@ void helper_fprem1(CPUX86State *env)
st1 = floatx80_to_double(env, ST1);
if (isinf(st0) || isnan(st0) || isnan(st1) || (st1 == 0.0)) {
ST0 = double_to_floatx80(env, 0.0 / 0.0); /* NaN */
ST0 = double_to_floatx80(env, NAN); /* NaN */
env->fpus &= ~0x4700; /* (C3,C2,C1,C0) <-- 0000 */
return;
}
@@ -799,7 +819,7 @@ void helper_fprem(CPUX86State *env)
st1 = floatx80_to_double(env, ST1);
if (isinf(st0) || isnan(st0) || isnan(st1) || (st1 == 0.0)) {
ST0 = double_to_floatx80(env, 0.0 / 0.0); /* NaN */
ST0 = double_to_floatx80(env, NAN); /* NaN */
env->fpus &= ~0x4700; /* (C3,C2,C1,C0) <-- 0000 */
return;
}
@@ -992,7 +1012,7 @@ void helper_fstenv(CPUX86State *env, target_ulong ptr, int data32)
cpu_stl_data(env, ptr, env->fpuc);
cpu_stl_data(env, ptr + 4, fpus);
cpu_stl_data(env, ptr + 8, fptag);
cpu_stl_data(env, ptr + 12, env->fpip); /* fpip */
cpu_stl_data(env, ptr + 12, (uint32_t)env->fpip); /* fpip */
cpu_stl_data(env, ptr + 20, 0); /* fpcs */
cpu_stl_data(env, ptr + 24, 0); /* fpoo */
cpu_stl_data(env, ptr + 28, 0); /* fpos */
@@ -1001,7 +1021,7 @@ void helper_fstenv(CPUX86State *env, target_ulong ptr, int data32)
cpu_stl_data(env, ptr, env->fpuc);
cpu_stl_data(env, ptr + 4, fpus);
cpu_stl_data(env, ptr + 8, fptag);
cpu_stl_data(env, ptr + 12, env->fpip); /* fpip */
cpu_stl_data(env, ptr + 12, (uint32_t)env->fpip); /* fpip */
cpu_stl_data(env, ptr + 16, 0); /* fpcs */
cpu_stl_data(env, ptr + 20, 0); /* fpoo */
cpu_stl_data(env, ptr + 24, 0); /* fpos */
@@ -1010,7 +1030,7 @@ void helper_fstenv(CPUX86State *env, target_ulong ptr, int data32)
cpu_stw_data(env, ptr, env->fpuc);
cpu_stw_data(env, ptr + 2, fpus);
cpu_stw_data(env, ptr + 4, fptag);
cpu_stw_data(env, ptr + 6, env->fpip);
cpu_stw_data(env, ptr + 6, (uint32_t)env->fpip);
cpu_stw_data(env, ptr + 8, 0);
cpu_stw_data(env, ptr + 10, 0);
cpu_stw_data(env, ptr + 12, 0);