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* [gcc(refs/users/meissner/heads/work164-test)] Revert all changes
@ 2024-04-25 23:34 Michael Meissner
0 siblings, 0 replies; only message in thread
From: Michael Meissner @ 2024-04-25 23:34 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:b7c32f032d273335cf1f4e16c31754f23f7ba3ca
commit b7c32f032d273335cf1f4e16c31754f23f7ba3ca
Author: Michael Meissner <meissner@linux.ibm.com>
Date: Thu Apr 25 19:34:31 2024 -0400
Revert all changes
Diff:
---
gcc/config/rs6000/rs6000.cc | 10 ----------
1 file changed, 10 deletions(-)
diff --git a/gcc/config/rs6000/rs6000.cc b/gcc/config/rs6000/rs6000.cc
index d498f62be7a..908ad5dcb58 100644
--- a/gcc/config/rs6000/rs6000.cc
+++ b/gcc/config/rs6000/rs6000.cc
@@ -22813,16 +22813,6 @@ rs6000_register_move_cost (machine_mode mode,
ret = 2 * hard_regno_nregs (reg, mode);
}
- /* Make moves from SPR registers (LR, CTR, TAR) more expensive so that the
- register allocator does not think of these registers are useful for saving
- results. */
- else if (reg_classes_intersect_p (from, SPECIAL_REGS)
- && reg_classes_intersect_p (to, GENERAL_REGS))
- {
- rclass = from;
- ret = 6;
- }
-
/* Moves from/to GENERAL_REGS. */
else if ((rclass = from, reg_classes_intersect_p (to, GENERAL_REGS))
|| (rclass = to, reg_classes_intersect_p (from, GENERAL_REGS)))
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