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target/mips: Unroll loops in helpers for MSA logic instructions

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Unroll loops in helpers for MSA logic instructions for better
performance.

Backports commit 5d161bc81877327bc0b2a6d8974e07ffdc6881a5 from qemu
This commit is contained in:
Aleksandar Markovic 2019-06-10 13:56:02 -04:00 committed by Lioncash
parent 8ec1ab6807
commit 93473b2e09
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GPG key ID: 4E3C3CC1031BA9C7
1 changed files with 40 additions and 4 deletions
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44
qemu/target/mips/msa_helper.c
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@ -591,10 +591,6 @@ void helper_msa_ ## FUNC(CPUMIPSState *env, uint32_t wd, uint32_t ws, \
} \
}
MSA_FN_VECTOR(and_v, pwd->d[i], pws->d[i] & pwt->d[i])
MSA_FN_VECTOR(or_v, pwd->d[i], pws->d[i] | pwt->d[i])
MSA_FN_VECTOR(nor_v, pwd->d[i], ~(pws->d[i] | pwt->d[i]))
MSA_FN_VECTOR(xor_v, pwd->d[i], pws->d[i] ^ pwt->d[i])
MSA_FN_VECTOR(bmnz_v, pwd->d[i],
BIT_MOVE_IF_NOT_ZERO(pwd->d[i], pws->d[i], pwt->d[i], DF_DOUBLE))
MSA_FN_VECTOR(bmz_v, pwd->d[i],
@ -606,6 +602,46 @@ MSA_FN_VECTOR(bsel_v, pwd->d[i],
#undef BIT_SELECT
#undef MSA_FN_VECTOR
void helper_msa_and_v(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt)
{
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
pwd->d[0] = pws->d[0] & pwt->d[0];
pwd->d[1] = pws->d[1] & pwt->d[1];
}
void helper_msa_or_v(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt)
{
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
pwd->d[0] = pws->d[0] | pwt->d[0];
pwd->d[1] = pws->d[1] | pwt->d[1];
}
void helper_msa_nor_v(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt)
{
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
pwd->d[0] = ~(pws->d[0] | pwt->d[0]);
pwd->d[1] = ~(pws->d[1] | pwt->d[1]);
}
void helper_msa_xor_v(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt)
{
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
pwd->d[0] = pws->d[0] ^ pwt->d[0];
pwd->d[1] = pws->d[1] ^ pwt->d[1];
}
static inline int64_t msa_addv_df(uint32_t df, int64_t arg1, int64_t arg2)
{
return arg1 + arg2;