diff options
| author | Jim Wilson <wilson@gcc.gnu.org> | 1993-04-25 14:14:37 -0700 |
|---|---|---|
| committer | Jim Wilson <wilson@gcc.gnu.org> | 1993-04-25 14:14:37 -0700 |
| commit | 9bb7ffda7088261370a2b954b137f4ddb467c038 (patch) | |
| tree | 6eb7c8a0765e56669413bd2af62daa8970380c32 /gcc | |
| parent | ae0cab494b2586cee9c0906fcd17447a6101d486 (diff) | |
| download | gcc-9bb7ffda7088261370a2b954b137f4ddb467c038.zip gcc-9bb7ffda7088261370a2b954b137f4ddb467c038.tar.gz gcc-9bb7ffda7088261370a2b954b137f4ddb467c038.tar.bz2 | |
(output_function_epilogue): Emit 'nop' instead of
'sub %sp,-0,%sp' when the frame is empty.
From-SVN: r4218
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/sparc/sparc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/config/sparc/sparc.c b/gcc/config/sparc/sparc.c index 1d132c7..f65ea0a 100644 --- a/gcc/config/sparc/sparc.c +++ b/gcc/config/sparc/sparc.c @@ -2246,6 +2246,10 @@ output_function_epilogue (file, size, leaf_function) final_scan_insn (XEXP (current_function_epilogue_delay_list, 0), file, 1, 0, 1); } + /* Output 'nop' instead of 'sub %sp,-0,%sp' when no frame, so as to + avoid generating confusing assembly language output. */ + else if (actual_fsize == 0) + fprintf (file, "\t%s\n\tnop\n", ret); else if (actual_fsize <= 4096) fprintf (file, "\t%s\n\tsub %%sp,-%d,%%sp\n", ret, actual_fsize); else if (actual_fsize <= 8192) |