* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
*/
#include "qemu/osdep.h"
-#include "qemu/main-loop.h"
#include "cpu.h"
#include "internal.h"
-#include "qemu/host-utils.h"
#include "exec/helper-proto.h"
#include "exec/exec-all.h"
#include "exec/cpu_ldst.h"
-#include "exec/memop.h"
-#include "sysemu/kvm.h"
#include "fpu/softfloat.h"
#define FP_TO_INT64_OVERFLOW 0x7fffffffffffffffULL
/* convert MIPS rounding mode in FCR31 to IEEE library */
-unsigned int ieee_rm[] = {
+const FloatRoundMode ieee_rm[4] = {
float_round_nearest_even,
float_round_to_zero,
float_round_up,
}
/* unary operations, not modifying fp status */
-#define FLOAT_UNOP(name) \
-uint64_t helper_float_ ## name ## _d(uint64_t fdt0) \
-{ \
- return float64_ ## name(fdt0); \
-} \
-uint32_t helper_float_ ## name ## _s(uint32_t fst0) \
-{ \
- return float32_ ## name(fst0); \
-} \
-uint64_t helper_float_ ## name ## _ps(uint64_t fdt0) \
-{ \
- uint32_t wt0; \
- uint32_t wth0; \
- \
- wt0 = float32_ ## name(fdt0 & 0XFFFFFFFF); \
- wth0 = float32_ ## name(fdt0 >> 32); \
- return ((uint64_t)wth0 << 32) | wt0; \
+
+uint64_t helper_float_abs_d(uint64_t fdt0)
+{
+ return float64_abs(fdt0);
+}
+
+uint32_t helper_float_abs_s(uint32_t fst0)
+{
+ return float32_abs(fst0);
+}
+
+uint64_t helper_float_abs_ps(uint64_t fdt0)
+{
+ uint32_t wt0;
+ uint32_t wth0;
+
+ wt0 = float32_abs(fdt0 & 0XFFFFFFFF);
+ wth0 = float32_abs(fdt0 >> 32);
+ return ((uint64_t)wth0 << 32) | wt0;
+}
+
+uint64_t helper_float_chs_d(uint64_t fdt0)
+{
+ return float64_chs(fdt0);
+}
+
+uint32_t helper_float_chs_s(uint32_t fst0)
+{
+ return float32_chs(fst0);
+}
+
+uint64_t helper_float_chs_ps(uint64_t fdt0)
+{
+ uint32_t wt0;
+ uint32_t wth0;
+
+ wt0 = float32_chs(fdt0 & 0XFFFFFFFF);
+ wth0 = float32_chs(fdt0 >> 32);
+ return ((uint64_t)wth0 << 32) | wt0;
}
-FLOAT_UNOP(abs)
-FLOAT_UNOP(chs)
-#undef FLOAT_UNOP
/* MIPS specific unary operations */
uint64_t helper_float_recip_d(CPUMIPSState *env, uint64_t fdt0)
{
uint32_t wt2;
- wt2 = float32_sub(fst0, fst1, &env->active_fpu.fp_status);
+ wt2 = float32_add(fst0, fst1, &env->active_fpu.fp_status);
update_fcr31(env, GETPC());
return wt2;
}
return ((uint64_t)fsth2 << 32) | fstl2;
}
-#define FLOAT_MINMAX(name, bits, minmaxfunc) \
-uint ## bits ## _t helper_float_ ## name(CPUMIPSState *env, \
- uint ## bits ## _t fs, \
- uint ## bits ## _t ft) \
-{ \
- uint ## bits ## _t fdret; \
- \
- fdret = float ## bits ## _ ## minmaxfunc(fs, ft, \
- &env->active_fpu.fp_status); \
- update_fcr31(env, GETPC()); \
- return fdret; \
+
+uint32_t helper_float_max_s(CPUMIPSState *env, uint32_t fs, uint32_t ft)
+{
+ uint32_t fdret;
+
+ fdret = float32_maxnum(fs, ft, &env->active_fpu.fp_status);
+
+ update_fcr31(env, GETPC());
+ return fdret;
}
-FLOAT_MINMAX(max_s, 32, maxnum)
-FLOAT_MINMAX(max_d, 64, maxnum)
-FLOAT_MINMAX(maxa_s, 32, maxnummag)
-FLOAT_MINMAX(maxa_d, 64, maxnummag)
+uint64_t helper_float_max_d(CPUMIPSState *env, uint64_t fs, uint64_t ft)
+{
+ uint64_t fdret;
+
+ fdret = float64_maxnum(fs, ft, &env->active_fpu.fp_status);
+
+ update_fcr31(env, GETPC());
+ return fdret;
+}
+
+uint32_t helper_float_maxa_s(CPUMIPSState *env, uint32_t fs, uint32_t ft)
+{
+ uint32_t fdret;
+
+ fdret = float32_maxnummag(fs, ft, &env->active_fpu.fp_status);
+
+ update_fcr31(env, GETPC());
+ return fdret;
+}
+
+uint64_t helper_float_maxa_d(CPUMIPSState *env, uint64_t fs, uint64_t ft)
+{
+ uint64_t fdret;
+
+ fdret = float64_maxnummag(fs, ft, &env->active_fpu.fp_status);
+
+ update_fcr31(env, GETPC());
+ return fdret;
+}
+
+uint32_t helper_float_min_s(CPUMIPSState *env, uint32_t fs, uint32_t ft)
+{
+ uint32_t fdret;
+
+ fdret = float32_minnum(fs, ft, &env->active_fpu.fp_status);
+
+ update_fcr31(env, GETPC());
+ return fdret;
+}
+
+uint64_t helper_float_min_d(CPUMIPSState *env, uint64_t fs, uint64_t ft)
+{
+ uint64_t fdret;
+
+ fdret = float64_minnum(fs, ft, &env->active_fpu.fp_status);
+
+ update_fcr31(env, GETPC());
+ return fdret;
+}
+
+uint32_t helper_float_mina_s(CPUMIPSState *env, uint32_t fs, uint32_t ft)
+{
+ uint32_t fdret;
+
+ fdret = float32_minnummag(fs, ft, &env->active_fpu.fp_status);
+
+ update_fcr31(env, GETPC());
+ return fdret;
+}
+
+uint64_t helper_float_mina_d(CPUMIPSState *env, uint64_t fs, uint64_t ft)
+{
+ uint64_t fdret;
+
+ fdret = float64_minnummag(fs, ft, &env->active_fpu.fp_status);
+
+ update_fcr31(env, GETPC());
+ return fdret;
+}
-FLOAT_MINMAX(min_s, 32, minnum)
-FLOAT_MINMAX(min_d, 64, minnum)
-FLOAT_MINMAX(mina_s, 32, minnummag)
-FLOAT_MINMAX(mina_d, 64, minnummag)
-#undef FLOAT_MINMAX
/* ternary operations */
}
-#define FLOAT_FMADDSUB(name, bits, muladd_arg) \
-uint ## bits ## _t helper_float_ ## name(CPUMIPSState *env, \
- uint ## bits ## _t fs, \
- uint ## bits ## _t ft, \
- uint ## bits ## _t fd) \
-{ \
- uint ## bits ## _t fdret; \
- \
- fdret = float ## bits ## _muladd(fs, ft, fd, muladd_arg, \
- &env->active_fpu.fp_status); \
- update_fcr31(env, GETPC()); \
- return fdret; \
+uint32_t helper_float_maddf_s(CPUMIPSState *env, uint32_t fs,
+ uint32_t ft, uint32_t fd)
+{
+ uint32_t fdret;
+
+ fdret = float32_muladd(fs, ft, fd, 0,
+ &env->active_fpu.fp_status);
+
+ update_fcr31(env, GETPC());
+ return fdret;
+}
+
+uint64_t helper_float_maddf_d(CPUMIPSState *env, uint64_t fs,
+ uint64_t ft, uint64_t fd)
+{
+ uint64_t fdret;
+
+ fdret = float64_muladd(fs, ft, fd, 0,
+ &env->active_fpu.fp_status);
+
+ update_fcr31(env, GETPC());
+ return fdret;
+}
+
+uint32_t helper_float_msubf_s(CPUMIPSState *env, uint32_t fs,
+ uint32_t ft, uint32_t fd)
+{
+ uint32_t fdret;
+
+ fdret = float32_muladd(fs, ft, fd, float_muladd_negate_product,
+ &env->active_fpu.fp_status);
+
+ update_fcr31(env, GETPC());
+ return fdret;
+}
+
+uint64_t helper_float_msubf_d(CPUMIPSState *env, uint64_t fs,
+ uint64_t ft, uint64_t fd)
+{
+ uint64_t fdret;
+
+ fdret = float64_muladd(fs, ft, fd, float_muladd_negate_product,
+ &env->active_fpu.fp_status);
+
+ update_fcr31(env, GETPC());
+ return fdret;
}
-FLOAT_FMADDSUB(maddf_s, 32, 0)
-FLOAT_FMADDSUB(maddf_d, 64, 0)
-FLOAT_FMADDSUB(msubf_s, 32, float_muladd_negate_product)
-FLOAT_FMADDSUB(msubf_d, 64, float_muladd_negate_product)
-#undef FLOAT_FMADDSUB
/* compare operations */
#define FOP_COND_D(op, cond) \
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