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s390x/tcg: Simplify wfc64() handling

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... and prepare for 32/128 bit support.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20210608092337.12221-11-david@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
This commit is contained in:
David Hildenbrand 2021-06-08 11:23:21 +02:00 committed by Cornelia Huck
parent 977e43d977
commit 4da79375c2
1 changed files with 12 additions and 11 deletions
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23
target/s390x/vec_fpu_helper.c
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@ -201,8 +201,8 @@ static int wfc64(const S390Vector *v1, const S390Vector *v2,
CPUS390XState *env, bool signal, uintptr_t retaddr)
{
/* only the zero-indexed elements are compared */
const float64 a = s390_vec_read_element64(v1, 0);
const float64 b = s390_vec_read_element64(v2, 0);
const float64 a = s390_vec_read_float64(v1, 0);
const float64 b = s390_vec_read_float64(v2, 0);
uint8_t vxc, vec_exc = 0;
int cmp;
@ -217,17 +217,18 @@ static int wfc64(const S390Vector *v1, const S390Vector *v2,
return float_comp_to_cc(env, cmp);
}
void HELPER(gvec_wfc64)(const void *v1, const void *v2, CPUS390XState *env,
uint32_t desc)
{
env->cc_op = wfc64(v1, v2, env, false, GETPC());
#define DEF_GVEC_WFC_B(NAME, SIGNAL, BITS) \
void HELPER(gvec_##NAME##BITS)(const void *v1, const void *v2, \
CPUS390XState *env, uint32_t desc) \
{ \
env->cc_op = wfc##BITS(v1, v2, env, SIGNAL, GETPC()); \
}
void HELPER(gvec_wfk64)(const void *v1, const void *v2, CPUS390XState *env,
uint32_t desc)
{
env->cc_op = wfc64(v1, v2, env, true, GETPC());
}
#define DEF_GVEC_WFC(NAME, SIGNAL) \
DEF_GVEC_WFC_B(NAME, SIGNAL, 64)
DEF_GVEC_WFC(wfc, false)
DEF_GVEC_WFC(wfk, true)
typedef bool (*vfc64_fn)(float64 a, float64 b, float_status *status);
static int vfc64(S390Vector *v1, const S390Vector *v2, const S390Vector *v3,