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| author | nickc <nickc@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-07-08 10:53:32 +0000 |
|---|---|---|
| committer | nickc <nickc@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-07-08 10:53:32 +0000 |
| commit | 69e870b07669445e1db9ed07b2967430e185c102 (patch) | |
| tree | 644ecee0a44f77c4a7e260005a57beac129581c7 /gcc/config/m32r/m32r.c | |
| parent | 493dc920cd0b1d9fd337339b0dc8f224513116c5 (diff) | |
| download | gcc-69e870b07669445e1db9ed07b2967430e185c102.tar.gz | |
config/m32r/m32r.c (m32r_output_function_epilogue): Care for a large stack #
frame at epilogue.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@101759 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/m32r/m32r.c')
| -rw-r--r-- | gcc/config/m32r/m32r.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/gcc/config/m32r/m32r.c b/gcc/config/m32r/m32r.c index d772db08993..d6197d3da4a 100644 --- a/gcc/config/m32r/m32r.c +++ b/gcc/config/m32r/m32r.c @@ -1532,11 +1532,19 @@ m32r_output_function_epilogue (FILE * file, HOST_WIDE_INT size ATTRIBUTE_UNUSED) else if (reg_offset < 32768) fprintf (file, "\tadd3 %s,%s,%s%d\n", sp_str, sp_str, IMMEDIATE_PREFIX, reg_offset); - else + else if (reg_offset < (1 << 24)) fprintf (file, "\tld24 %s,%s%d\n\tadd %s,%s\n", reg_names[PROLOGUE_TMP_REGNUM], IMMEDIATE_PREFIX, reg_offset, sp_str, reg_names[PROLOGUE_TMP_REGNUM]); + else + fprintf (file, "\tseth %s,%s%d\n\tor3 %s,%s,%s%d\n\tadd %s,%s\n", + reg_names[PROLOGUE_TMP_REGNUM], + IMMEDIATE_PREFIX, reg_offset >> 16, + reg_names[PROLOGUE_TMP_REGNUM], + reg_names[PROLOGUE_TMP_REGNUM], + IMMEDIATE_PREFIX, reg_offset & 0xffff, + sp_str, reg_names[PROLOGUE_TMP_REGNUM]); } else if (frame_pointer_needed) { @@ -1547,11 +1555,19 @@ m32r_output_function_epilogue (FILE * file, HOST_WIDE_INT size ATTRIBUTE_UNUSED) else if (reg_offset < 32768) fprintf (file, "\tadd3 %s,%s,%s%d\n", sp_str, fp_str, IMMEDIATE_PREFIX, reg_offset); - else + else if (reg_offset < (1 << 24)) fprintf (file, "\tld24 %s,%s%d\n\tadd %s,%s\n", reg_names[PROLOGUE_TMP_REGNUM], IMMEDIATE_PREFIX, reg_offset, sp_str, reg_names[PROLOGUE_TMP_REGNUM]); + else + fprintf (file, "\tseth %s,%s%d\n\tor3 %s,%s,%s%d\n\tadd %s,%s\n", + reg_names[PROLOGUE_TMP_REGNUM], + IMMEDIATE_PREFIX, reg_offset >> 16, + reg_names[PROLOGUE_TMP_REGNUM], + reg_names[PROLOGUE_TMP_REGNUM], + IMMEDIATE_PREFIX, reg_offset & 0xffff, + sp_str, reg_names[PROLOGUE_TMP_REGNUM]); } else gcc_unreachable (); |