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target/ppc: Refactor VSX_MAX_MINC helper
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Refactor xs{max,min}cdp VSX_MAX_MINC helper to prepare for
xs{max,min}cqp implementation.

Signed-off-by: Víctor Colombo <victor.colombo@eldorado.org.br>
Signed-off-by: Matheus Ferst <matheus.ferst@eldorado.org.br>
Message-Id: <20220225210936.1749575-45-matheus.ferst@eldorado.org.br>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
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@vcoracolombo @legoater
vcoracolombo authored and legoater committed Mar 2, 2022
1 parent 5307df8 commit da49940
Showing 1 changed file with 17 additions and 24 deletions.
41 changes: 17 additions & 24 deletions target/ppc/fpu_helper.c
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Expand Up @@ -2533,40 +2533,33 @@ VSX_MAX_MIN(xsmindp, minnum, 1, float64, VsrD(0))
VSX_MAX_MIN(xvmindp, minnum, 2, float64, VsrD(i))
VSX_MAX_MIN(xvminsp, minnum, 4, float32, VsrW(i))

#define VSX_MAX_MINC(name, max) \
#define VSX_MAX_MINC(name, max, tp, fld) \
void helper_##name(CPUPPCState *env, \
ppc_vsr_t *xt, ppc_vsr_t *xa, ppc_vsr_t *xb) \
{ \
ppc_vsr_t t = { }; \
bool vxsnan_flag = false, vex_flag = false; \
bool first; \
\
if (unlikely(float64_is_any_nan(xa->VsrD(0)) || \
float64_is_any_nan(xb->VsrD(0)))) { \
if (float64_is_signaling_nan(xa->VsrD(0), &env->fp_status) || \
float64_is_signaling_nan(xb->VsrD(0), &env->fp_status)) { \
vxsnan_flag = true; \
} \
t.VsrD(0) = xb->VsrD(0); \
} else if ((max && \
!float64_lt(xa->VsrD(0), xb->VsrD(0), &env->fp_status)) || \
(!max && \
float64_lt(xa->VsrD(0), xb->VsrD(0), &env->fp_status))) { \
t.VsrD(0) = xa->VsrD(0); \
if (max) { \
first = tp##_le_quiet(xb->fld, xa->fld, &env->fp_status); \
} else { \
t.VsrD(0) = xb->VsrD(0); \
first = tp##_lt_quiet(xa->fld, xb->fld, &env->fp_status); \
} \
\
vex_flag = fpscr_ve & vxsnan_flag; \
if (vxsnan_flag) { \
float_invalid_op_vxsnan(env, GETPC()); \
} \
if (!vex_flag) { \
*xt = t; \
if (first) { \
t.fld = xa->fld; \
} else { \
t.fld = xb->fld; \
if (env->fp_status.float_exception_flags & float_flag_invalid_snan) { \
float_invalid_op_vxsnan(env, GETPC()); \
} \
} \
} \
\
*xt = t; \
}

VSX_MAX_MINC(XSMAXCDP, 1);
VSX_MAX_MINC(XSMINCDP, 0);
VSX_MAX_MINC(XSMAXCDP, true, float64, VsrD(0));
VSX_MAX_MINC(XSMINCDP, false, float64, VsrD(0));

#define VSX_MAX_MINJ(name, max) \
void helper_##name(CPUPPCState *env, \
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