Essentially the same fix as for x86.
Tested on arm-linux-gnueabihf and armeb-eabi. Bordering on the obvious
I guess, but OK to install?
Richard
2020-04-29 Richard Sandiford <richard.sandif...@arm.com>
gcc/
* config/arm/arm-builtins.c (arm_atomic_assign_expand_fenv): Use
TARGET_EXPR instead of MODIFY_EXPR for the first assignments to
fenv_var and new_fenv_var.
---
gcc/config/arm/arm-builtins.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/gcc/config/arm/arm-builtins.c b/gcc/config/arm/arm-builtins.c
index aee3fd6e2ff..f64742e6447 100644
--- a/gcc/config/arm/arm-builtins.c
+++ b/gcc/config/arm/arm-builtins.c
@@ -4167,8 +4167,9 @@ arm_atomic_assign_expand_fenv (tree *hold, tree *clear,
tree *update)
mask = build_int_cst (unsigned_type_node,
~((ARM_FE_ALL_EXCEPT << ARM_FE_EXCEPT_SHIFT)
| ARM_FE_ALL_EXCEPT));
- ld_fenv = build2 (MODIFY_EXPR, unsigned_type_node,
- fenv_var, build_call_expr (get_fpscr, 0));
+ ld_fenv = build4 (TARGET_EXPR, unsigned_type_node,
+ fenv_var, build_call_expr (get_fpscr, 0),
+ NULL_TREE, NULL_TREE);
masked_fenv = build2 (BIT_AND_EXPR, unsigned_type_node, fenv_var, mask);
hold_fnclex = build_call_expr (set_fpscr, 1, masked_fenv);
*hold = build2 (COMPOUND_EXPR, void_type_node,
@@ -4189,8 +4190,8 @@ arm_atomic_assign_expand_fenv (tree *hold, tree *clear,
tree *update)
__atomic_feraiseexcept (new_fenv_var); */
new_fenv_var = create_tmp_var_raw (unsigned_type_node);
- reload_fenv = build2 (MODIFY_EXPR, unsigned_type_node, new_fenv_var,
- build_call_expr (get_fpscr, 0));
+ reload_fenv = build4 (TARGET_EXPR, 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 = build_call_expr (atomic_feraiseexcept, 1,
