Tested on hppa-unknown-linux-gnu and hppa64-hp-hpux11.11. Fixes testcase in PR. Committed to trunk.
Dave
---
hppa: Fix integer REG+D address reloads
I made a mistake in the previous change to integer_store_memory_operand.
There is no support pa_emit_move sequence to handle secondary reloads of
integer REG+D instructions. Further, the Q constraint is used for some
non-simple instructions (movb and addib). Thus, we need to return true
when reload is in progress.
2023-11-22 John David Anglin <dang...@gcc.gnu.org>
gcc/ChangeLog:
PR target/112617
* config/pa/predicates.md (integer_store_memory_operand): Return
true for REG+D addresses when reload_in_progress is true.
diff --git a/gcc/config/pa/predicates.md b/gcc/config/pa/predicates.md
index 1b50020e1de..4c07c0a3828 100644
--- a/gcc/config/pa/predicates.md
+++ b/gcc/config/pa/predicates.md
@@ -308,6 +308,13 @@
if (reg_plus_base_memory_operand (op, mode))
{
+ /* There is no support for handling secondary reloads of integer
+ REG+D instructions in pa_emit_move_sequence. Further, the Q
+ constraint is used in more than simple move instructions. So,
+ we must return true and let reload handle the reload. */
+ if (reload_in_progress)
+ return true;
+
/* Extract CONST_INT operand. */
if (GET_CODE (op) == SUBREG)
op = SUBREG_REG (op);
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