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| author | Jim Wilson <wilson@redhat.com> | 2002-10-01 13:48:20 +0000 |
|---|---|---|
| committer | Jim Wilson <wilson@gcc.gnu.org> | 2002-10-01 06:48:20 -0700 |
| commit | bc9ec51b0bff99ff7651c0bb0ca00330c17cdfe3 (patch) | |
| tree | 05e5a8fc0366a8ef517a71a91942deb9c2a2902e /gcc | |
| parent | a646f6ccc1113db8d1faeb1a902b44c1c7774e8c (diff) | |
| download | gcc-bc9ec51b0bff99ff7651c0bb0ca00330c17cdfe3.zip gcc-bc9ec51b0bff99ff7651c0bb0ca00330c17cdfe3.tar.gz gcc-bc9ec51b0bff99ff7651c0bb0ca00330c17cdfe3.tar.bz2 | |
Don't let regrename clobber the link register.
* config/v850/v850.h (EPILOGUE_USES): Define.
From-SVN: r57689
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/config/v850/v850.h | 6 |
2 files changed, 10 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 64fa602..f4ad822 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2002-10-01 Jim Wilson <wilson@redhat.com> + + * config/v850/v850.h (EPILOGUE_USES): Define. + 2002-09-30 Andrew Haley <aph@redhat.com> * flow.c (insn_dead_p): When using non-call-exceptions, don't diff --git a/gcc/config/v850/v850.h b/gcc/config/v850/v850.h index 478cd53..b04b59e 100644 --- a/gcc/config/v850/v850.h +++ b/gcc/config/v850/v850.h @@ -812,6 +812,12 @@ struct cum_arg { int nbytes; int anonymous_args; }; #define EXIT_IGNORE_STACK 1 +/* Define this macro as a C expression that is nonzero for registers + used by the epilogue or the `return' pattern. */ + +#define EPILOGUE_USES(REGNO) \ + (reload_completed && (REGNO) == LINK_POINTER_REGNUM) + /* Output assembler code to FILE to increment profiler label # LABELNO for profiling a function entry. */ |