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riscv-gcc-1
Commit a7fef478 by Graham Stott Committed by Alexandre Oliva
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* mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads. 

From-SVN: r35550
parent f8ac5288
Showing with 10 additions and 3 deletions
gcc/ChangeLog
2000-08-07 Graham Stott <grahams@cygnus.co.uk>
* mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
2000-08-07 Alexandre Oliva <aoliva@redhat.com> 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
* sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards. * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
......
gcc/config/mn10300/mn10300.h
...@@ -379,9 +379,12 @@ enum reg_class { ...@@ -379,9 +379,12 @@ enum reg_class {
In general this is just CLASS; but on some machines In general this is just CLASS; but on some machines
in some cases it is preferable to use a more restrictive class. */ in some cases it is preferable to use a more restrictive class. */
#define PREFERRED_RELOAD_CLASS(X,CLASS) \ #define PREFERRED_RELOAD_CLASS(X,CLASS) \
(X == stack_pointer_rtx && CLASS != SP_REGS \ ((X) == stack_pointer_rtx && (CLASS) != SP_REGS \
? ADDRESS_OR_EXTENDED_REGS : CLASS) ? ADDRESS_OR_EXTENDED_REGS \
: (GET_CODE (X) == MEM \
? LIMIT_RELOAD_CLASS (GET_MODE (X), CLASS) \
: (CLASS)))
#define PREFERRED_OUTPUT_RELOAD_CLASS(X,CLASS) \ #define PREFERRED_OUTPUT_RELOAD_CLASS(X,CLASS) \
(X == stack_pointer_rtx && CLASS != SP_REGS \ (X == stack_pointer_rtx && CLASS != SP_REGS \
......
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