From 7790399265d60921250282cca60d7ee0665d9f2c Mon Sep 17 00:00:00 2001 From: Uros Bizjak Date: Thu, 7 May 2020 17:21:15 +0200 Subject: [PATCH] alpha: Implement the PR94780 fix for alpha. MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Essentially the same fix as for x86. 2020-05-07 Uroš Bizjak gcc/ * config/alpha/alpha.c (alpha_atomic_assign_expand_fenv): Use TARGET_EXPR instead of MODIFY_EXPR for the first assignments to fenv_var and new_fenv_var. --- gcc/ChangeLog | 6 ++++++ gcc/config/alpha/alpha.c | 8 ++++---- 2 files changed, 10 insertions(+), 4 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 25100b8e9c72..3fad79c3706b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2020-05-07 Uroš Bizjak + + * config/alpha/alpha.c (alpha_atomic_assign_expand_fenv): Use + TARGET_EXPR instead of MODIFY_EXPR for the first assignments to + fenv_var and new_fenv_var. + 2020-05-05 Andreas Krebbel Backport from mainline diff --git a/gcc/config/alpha/alpha.c b/gcc/config/alpha/alpha.c index 524379d37636..614a426e9898 100644 --- a/gcc/config/alpha/alpha.c +++ b/gcc/config/alpha/alpha.c @@ -9909,8 +9909,8 @@ alpha_atomic_assign_expand_fenv (tree *hold, tree *clear, tree *update) = build_fn_decl ("__ieee_set_fp_control", build_function_type_list (void_type_node, NULL)); mask = build_int_cst (long_unsigned_type_node, ~SWCR_STATUS_MASK); - ld_fenv = build2 (MODIFY_EXPR, long_unsigned_type_node, - fenv_var, build_call_expr (get_fpscr, 0)); + ld_fenv = build4 (TARGET_EXPR, long_unsigned_type_node, fenv_var, + build_call_expr (get_fpscr, 0), NULL_TREE, NULL_TREE); masked_fenv = build2 (BIT_AND_EXPR, long_unsigned_type_node, fenv_var, mask); hold_fnclex = build_call_expr (set_fpscr, 1, masked_fenv); *hold = build2 (COMPOUND_EXPR, void_type_node, @@ -9931,8 +9931,8 @@ alpha_atomic_assign_expand_fenv (tree *hold, tree *clear, tree *update) __atomic_feraiseexcept (new_fenv_var); */ new_fenv_var = create_tmp_var_raw (long_unsigned_type_node); - reload_fenv = build2 (MODIFY_EXPR, long_unsigned_type_node, new_fenv_var, - build_call_expr (get_fpscr, 0)); + reload_fenv = build4 (TARGET_EXPR, long_unsigned_type_node, new_fenv_var, + build_call_expr (get_fpscr, 0), NULL_TREE, NULL_TREE); restore_fnenv = build_call_expr (set_fpscr, 1, fenv_var); atomic_feraiseexcept = builtin_decl_implicit (BUILT_IN_ATOMIC_FERAISEEXCEPT); update_call -- 2.47.3