+2018-09-26 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/arm/arm.c (arm_reorg): Skip Thumb reorg pass for thunks.
+ (arm32_output_mi_thunk): Deal with long calls.
+
2018-09-26 Richard Biener <rguenther@suse.de>
PR debug/87428
if (use_cmse)
cmse_nonsecure_call_clear_caller_saved ();
- if (TARGET_THUMB1)
+
+ /* We cannot run the Thumb passes for thunks because there is no CFG. */
+ if (cfun->is_thunk)
+ ;
+ else if (TARGET_THUMB1)
thumb1_reorg ();
else if (TARGET_THUMB2)
thumb2_reorg ();
arm32_output_mi_thunk (FILE *file, tree, HOST_WIDE_INT delta,
HOST_WIDE_INT vcall_offset, tree function)
{
+ const bool long_call_p = arm_is_long_call_p (function);
+
/* On ARM, this_regno is R0 or R1 depending on
whether the function returns an aggregate or not.
*/
TREE_USED (function) = 1;
}
rtx funexp = XEXP (DECL_RTL (function), 0);
+ if (long_call_p)
+ {
+ emit_move_insn (temp, funexp);
+ funexp = temp;
+ }
funexp = gen_rtx_MEM (FUNCTION_MODE, funexp);
- rtx_insn * insn = emit_call_insn (gen_sibcall (funexp, const0_rtx, NULL_RTX));
+ rtx_insn *insn = emit_call_insn (gen_sibcall (funexp, const0_rtx, NULL_RTX));
SIBLING_CALL_P (insn) = 1;
+ emit_barrier ();
+
+ /* Indirect calls require a bit of fixup in PIC mode. */
+ if (long_call_p)
+ {
+ split_all_insns_noflow ();
+ arm_reorg ();
+ }
insn = get_insns ();
shorten_branches (insn);
+2018-09-26 Eric Botcazou <ebotcazou@adacore.com>
+
+ * g++.dg/other/vthunk1.C: Rename to...
+ * g++.dg/other/thunk1.C: ...this.
+ * g++.dg/other/thunk2a.C: New test.
+ * g++.dg/other/thunk2b.C: Likewise.
+
2018-09-25 Jim Wilson <jimw@sifive.com>
* gcc.target/riscv/weak-1.c: New.