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| author | Aleksandar Markovic <amarkovic@wavecomp.com> | 2019-09-25 14:46:11 +0200 |
|---|---|---|
| committer | Aleksandar Markovic <amarkovic@wavecomp.com> | 2019-10-01 16:58:45 +0200 |
| commit | 26f0e079a00bcf94c405f5f9b4fd53a972258a71 (patch) | |
| tree | 5d2181043591d8fd5dc076d6af8e9204d9187dd5 /target/mips | |
| parent | a6387ea5dee38170c62233d1cc80dd16d8f3d8e8 (diff) | |
| download | qemu-26f0e079a00bcf94c405f5f9b4fd53a972258a71.zip qemu-26f0e079a00bcf94c405f5f9b4fd53a972258a71.tar.gz qemu-26f0e079a00bcf94c405f5f9b4fd53a972258a71.tar.bz2 | |
target/mips: msa: Simplify and move helper for MOVE.V
Achieves clearer code and slightly better performance.
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Reviewed-by: Aleksandar Rikalo <arikalo@wavecomp.com>
Message-Id: <1569415572-19635-20-git-send-email-aleksandar.markovic@rt-rk.com>
Diffstat (limited to 'target/mips')
| -rw-r--r-- | target/mips/helper.h | 2 | ||||
| -rw-r--r-- | target/mips/msa_helper.c | 31 |
2 files changed, 14 insertions, 19 deletions
diff --git a/target/mips/helper.h b/target/mips/helper.h index cc216f7..3b1a965 100644 --- a/target/mips/helper.h +++ b/target/mips/helper.h @@ -887,6 +887,7 @@ DEF_HELPER_4(msa_mod_s_h, void, env, i32, i32, i32) DEF_HELPER_4(msa_mod_s_w, void, env, i32, i32, i32) DEF_HELPER_4(msa_mod_s_d, void, env, i32, i32, i32) +DEF_HELPER_3(msa_move_v, void, env, i32, i32) DEF_HELPER_4(msa_andi_b, void, env, i32, i32, i32) DEF_HELPER_4(msa_ori_b, void, env, i32, i32, i32) @@ -977,7 +978,6 @@ DEF_HELPER_5(msa_splati_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_insve_df, void, env, i32, i32, i32, i32) DEF_HELPER_3(msa_ctcmsa, void, env, tl, i32) DEF_HELPER_2(msa_cfcmsa, tl, env, i32) -DEF_HELPER_3(msa_move_v, void, env, i32, i32) DEF_HELPER_5(msa_fcaf_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_fcun_df, void, env, i32, i32, i32, i32) diff --git a/target/mips/msa_helper.c b/target/mips/msa_helper.c index 04fee66..03b198c 100644 --- a/target/mips/msa_helper.c +++ b/target/mips/msa_helper.c @@ -2022,7 +2022,19 @@ void helper_msa_mod_u_d(CPUMIPSState *env, * +---------------+----------------------------------------------------------+ */ -/* TODO: insert Move group helpers here */ +static inline void msa_move_v(wr_t *pwd, wr_t *pws) +{ + pwd->d[0] = pws->d[0]; + pwd->d[1] = pws->d[1]; +} + +void helper_msa_move_v(CPUMIPSState *env, uint32_t wd, uint32_t ws) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + + msa_move_v(pwd, pws); +} /* @@ -2079,15 +2091,6 @@ void helper_msa_mod_u_d(CPUMIPSState *env, /* TODO: insert Shift group helpers here */ -static inline void msa_move_v(wr_t *pwd, wr_t *pws) -{ - uint32_t i; - - for (i = 0; i < DF_ELEMENTS(DF_DOUBLE); i++) { - pwd->d[i] = pws->d[i]; - } -} - #define MSA_FN_IMM8(FUNC, DEST, OPERATION) \ void helper_msa_ ## FUNC(CPUMIPSState *env, uint32_t wd, uint32_t ws, \ uint32_t i8) \ @@ -3874,14 +3877,6 @@ target_ulong helper_msa_cfcmsa(CPUMIPSState *env, uint32_t cs) return 0; } -void helper_msa_move_v(CPUMIPSState *env, uint32_t wd, uint32_t ws) -{ - wr_t *pwd = &(env->active_fpu.fpr[wd].wr); - wr_t *pws = &(env->active_fpu.fpr[ws].wr); - - msa_move_v(pwd, pws); -} - void helper_msa_fill_df(CPUMIPSState *env, uint32_t df, uint32_t wd, uint32_t rs) { |