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(find_equiv_reg): Set goal_mem_addr_varies
author
Richard Stallman
<rms@gnu.org>
Mon, 10 May 1993 05:01:08 +0000
(
05:01
+0000)
committer
Richard Stallman
<rms@gnu.org>
Mon, 10 May 1993 05:01:08 +0000
(
05:01
+0000)
for all but true constant addresses.
From-SVN: r4406
gcc/reload.c
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diff --git
a/gcc/reload.c
b/gcc/reload.c
index 77cc05dea7e9bd3f6740ecea8c6008c01e39fc56..c2555b01fba19d194eea54628a9140ae538b08ca 100644
(file)
--- a/
gcc/reload.c
+++ b/
gcc/reload.c
@@
-5176,7
+5176,9
@@
find_equiv_reg (goal, insn, class, other, reload_reg_p, goalreg, mode)
}
if (goal_mem)
- goal_mem_addr_varies = rtx_addr_varies_p (goal);
+ /* We must treat frame pointer as varying here,
+ since it can vary--in a nonlocal goto as generated by expand_goto. */
+ goal_mem_addr_varies = !CONSTANT_ADDRESS_P (XEXP (goal, 0));
/* Now verify that the values of GOAL and VALUE remain unaltered
until INSN is reached. */