From 3010ee5514a16902c1c31fd8afbbd0285d0134c0 Mon Sep 17 00:00:00 2001
From: Olivier Hainque <hainque@adacore.com>
Date: Tue, 13 Aug 2019 11:04:52 +0000
Subject: Handle casesi dispatch tablejumps in create_trace_edges (as well)

	* rtlanal.c (tablejump_casesi_pattern): New function, to
	determine if a tablejump insn is a casesi dispatcher. Extracted
	from patch_jump_insn.
	* rtl.h (tablejump_casesi_pattern): Declare.
	* cfgrtl.c (patch_jump_insn): Use it.
	* dwarf2cfi.c (create_trace_edges): Use it.

testsuite/

	* gnat.dg/casesi.ad[bs], test_casesi.adb: New test.

From-SVN: r274377
---
 gcc/rtl.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'gcc/rtl.h')

diff --git a/gcc/rtl.h b/gcc/rtl.h
index 039ab05..bb67a13 100644
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -2945,6 +2945,7 @@ extern rtvec shallow_copy_rtvec (rtvec);
 extern bool shared_const_p (const_rtx);
 extern rtx copy_rtx (rtx);
 extern enum rtx_code classify_insn (rtx);
+extern rtx tablejump_casesi_pattern (const rtx_insn *insn);
 extern void dump_rtx_statistics (void);
 
 /* In emit-rtl.c */
-- 
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