Ping.  CC several maintainers who may help to review MIPS patches. 
Sorry if it sounds buzzing.

On Wed, 2021-06-23 at 11:11 +0800, Xi Ruoyao wrote:
> Commit message shamelessly copied from 1777beb6b129 by jakub:
> 
> This function, because it is sometimes called even outside of function
> bodies, uses create_tmp_var_raw rather than create_tmp_var.  But in
> order
> for that to work, when first referenced, the VAR_DECLs need to appear
> in a
> TARGET_EXPR so that during gimplification the var gets the right
> DECL_CONTEXT and is added to local decls.
> 
> Bootstrapped & regtested on mips64el-linux-gnu.  Ok for trunk and
> backport
> to 11, 10, and 9?
> 
> gcc/
> 
>         * config/mips/mips.c (mips_atomic_assign_expand_fenv): Use
>           TARGET_EXPR instead of MODIFY_EXPR.
> ---
>  gcc/config/mips/mips.c | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c
> index 8f043399a8e..89d1be6cea6 100644
> --- a/gcc/config/mips/mips.c
> +++ b/gcc/config/mips/mips.c
> @@ -22439,12 +22439,12 @@ mips_atomic_assign_expand_fenv (tree *hold,
> tree *clear, tree *update)
>    tree get_fcsr = mips_builtin_decls[MIPS_GET_FCSR];
>    tree set_fcsr = mips_builtin_decls[MIPS_SET_FCSR];
>    tree get_fcsr_hold_call = build_call_expr (get_fcsr, 0);
> -  tree hold_assign_orig = build2 (MODIFY_EXPR, MIPS_ATYPE_USI,
> -                                 fcsr_orig_var, get_fcsr_hold_call);
> +  tree hold_assign_orig = build4 (TARGET_EXPR, MIPS_ATYPE_USI,
> +                                 fcsr_orig_var, get_fcsr_hold_call,
> NULL, NULL);
>    tree hold_mod_val = build2 (BIT_AND_EXPR, MIPS_ATYPE_USI,
> fcsr_orig_var,
>                               build_int_cst (MIPS_ATYPE_USI,
> 0xfffff003));
> -  tree hold_assign_mod = build2 (MODIFY_EXPR, MIPS_ATYPE_USI,
> -                                fcsr_mod_var, hold_mod_val);
> +  tree hold_assign_mod = build4 (TARGET_EXPR, MIPS_ATYPE_USI,
> +                                fcsr_mod_var, hold_mod_val, NULL,
> NULL);
>    tree set_fcsr_hold_call = build_call_expr (set_fcsr, 1,
> fcsr_mod_var);
>    tree hold_all = build2 (COMPOUND_EXPR, MIPS_ATYPE_USI,
>                           hold_assign_orig, hold_assign_mod);
> @@ -22454,8 +22454,8 @@ mips_atomic_assign_expand_fenv (tree *hold,
> tree *clear, tree *update)
>    *clear = build_call_expr (set_fcsr, 1, fcsr_mod_var);
>  
>    tree get_fcsr_update_call = build_call_expr (get_fcsr, 0);
> -  *update = build2 (MODIFY_EXPR, MIPS_ATYPE_USI,
> -                   exceptions_var, get_fcsr_update_call);
> +  *update = build4 (TARGET_EXPR, MIPS_ATYPE_USI,
> +                   exceptions_var, get_fcsr_update_call, NULL, NULL);
>    tree set_fcsr_update_call = build_call_expr (set_fcsr, 1,
> fcsr_orig_var);
>    *update = build2 (COMPOUND_EXPR, void_type_node, *update,
>                     set_fcsr_update_call);

-- 
Xi Ruoyao <xry...@mengyan1223.wang>

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