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| author | Richard Kenner <kenner@gcc.gnu.org> | 1995-04-10 07:16:13 -0400 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1995-04-10 07:16:13 -0400 |
| commit | 9fac9680c02a2df6fdf9981585b533b26598da8f (patch) | |
| tree | 9a98fc94559aeae682bc5820d0db39210b8e53fd /gcc/reload.c | |
| parent | 0f5cddbdd1878648bd21b8d17abc1f65563a0cc8 (diff) | |
| download | gcc-9fac9680c02a2df6fdf9981585b533b26598da8f.zip gcc-9fac9680c02a2df6fdf9981585b533b26598da8f.tar.gz gcc-9fac9680c02a2df6fdf9981585b533b26598da8f.tar.bz2 | |
(find_equiv_reg): If goal is a pseudo that got memory, a store into
memory makes it invalid.
From-SVN: r9344
Diffstat (limited to 'gcc/reload.c')
| -rw-r--r-- | gcc/reload.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/reload.c b/gcc/reload.c index 35bc497..aa3efbd 100644 --- a/gcc/reload.c +++ b/gcc/reload.c @@ -5553,6 +5553,9 @@ find_equiv_reg (goal, insn, class, other, reload_reg_p, goalreg, mode) else if (goal_mem && GET_CODE (dest) == MEM && ! push_operand (dest, GET_MODE (dest))) return 0; + else if (GET_CODE (dest) == MEM && regno >= FIRST_PSEUDO_REGISTER + && reg_equiv_memory_loc[regno] != 0) + return 0; else if (need_stable_sp && push_operand (dest, GET_MODE (dest))) return 0; } |