Remove global call sets: sched-deps.c

This is a straight replacement of an existing "full or partial"
call-clobber check.

2019-09-30  Richard Sandiford  <richard.sandiford@arm.com>

gcc/
	* sched-deps.c (deps_analyze_insn): Use the ABI of the target
	function to test whether a register is fully or partly clobbered.

From-SVN: r276335

gcc/ChangeLog

 2019-09-30  Richard Sandiford  <richard.sandiford@arm.com>
 
+	* sched-deps.c (deps_analyze_insn): Use the ABI of the target
+	function to test whether a register is fully or partly clobbered.
+
+2019-09-30  Richard Sandiford  <richard.sandiford@arm.com>
+
 	* rtlanal.c: Include function-abi.h.
 	(reg_set_p): Use insn_callee_abi to get the ABI of the called
 	function and clobbers_reg_p to test whether the register

gcc/sched-deps.c

@@ -3736,9 +3736,7 @@ deps_analyze_insn (class deps_desc *deps, rtx_insn *insn)
              Since we only have a choice between 'might be clobbered'
              and 'definitely not clobbered', we must include all
              partly call-clobbered registers here.  */
-	    else if (targetm.hard_regno_call_part_clobbered
-		     (callee_abi.id (), i, reg_raw_mode[i])
-                     || TEST_HARD_REG_BIT (regs_invalidated_by_call, i))
+	    else if (callee_abi.clobbers_at_least_part_of_reg_p (i))
               SET_REGNO_REG_SET (reg_pending_clobbers, i);
           /* We don't know what set of fixed registers might be used
              by the function, but it is certain that the stack pointer