From: Edwin Lu <ewlu@rivosinc.com>
Date: Wed, 1 Nov 2023 17:30:18 +0000 (-0700)
Subject: RISC-V: Add check for types without insn reservations
X-Git-Tag: basepoints/gcc-15~5050
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a29ce9bf8d87e632840bacacb663ece90a5c7710;p=thirdparty%2Fgcc.git

RISC-V: Add check for types without insn reservations

Now that all insns are guaranteed to have a type, ensure every insn
is associated with a cpu unit/insn reservation.

gcc/ChangeLog:

	* config/riscv/riscv.cc (riscv_sched_variable_issue): add disabled assert

Signed-off-by: Edwin Lu <ewlu@rivosinc.com>
---

diff --git a/gcc/config/riscv/riscv.cc b/gcc/config/riscv/riscv.cc
index 895a098cd9a6..08ff05dcc3f9 100644
--- a/gcc/config/riscv/riscv.cc
+++ b/gcc/config/riscv/riscv.cc
@@ -7751,6 +7751,12 @@ riscv_sched_variable_issue (FILE *, int, rtx_insn *insn, int more)
      an assert so we can find and fix this problem.  */
   gcc_assert (get_attr_type (insn) != TYPE_UNKNOWN);
 
+  /* If we ever encounter an insn without an insn reservation, trip
+     an assert so we can find and fix this problem.  */
+#if 0
+  gcc_assert (insn_has_dfa_reservation_p (insn));
+#endif
+
   return more - 1;
 }