diff options
| author | kazu <kazu@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-03-08 16:51:08 +0000 |
|---|---|---|
| committer | kazu <kazu@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-03-08 16:51:08 +0000 |
| commit | 320e354f6ba13ff071da367b70d3dbc806fae41c (patch) | |
| tree | f9d8c835ab0963b70f9f6832faa58926e7769b7b | |
| parent | e9cf3fd507bef672191919cfaf42329301519727 (diff) | |
| download | ppe42-gcc-320e354f6ba13ff071da367b70d3dbc806fae41c.tar.gz ppe42-gcc-320e354f6ba13ff071da367b70d3dbc806fae41c.zip | |
* config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
insn length for memory load/store.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@50445 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/h8300/h8300.c | 17 |
2 files changed, 19 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1302bc2e888..de93f0e36a9 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2002-03-08 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten + insn length for memory load/store. + 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org> * doc/install.texi (--with-libiconv-prefix): Document. diff --git a/gcc/config/h8300/h8300.c b/gcc/config/h8300/h8300.c index 456577a7a76..b5fcf25688b 100644 --- a/gcc/config/h8300/h8300.c +++ b/gcc/config/h8300/h8300.c @@ -3549,9 +3549,20 @@ h8300_adjust_insn_length (insn, length) && INTVAL (XEXP (addr, 1)) < 32767) return -4; - /* @aa:16 is 2 bytes shorter than the longest. */ - if (GET_CODE (addr) == SYMBOL_REF - && TINY_DATA_NAME_P (XSTR (addr, 0))) + /* @aa:8 is 6 bytes shorter than the longest. */ + if (GET_MODE (SET_SRC (pat)) == QImode + && ((GET_CODE (addr) == SYMBOL_REF && SYMBOL_REF_FLAG (addr)) + || EIGHTBIT_CONSTANT_ADDRESS_P (addr))) + return -6; + + /* @aa:16 is 4 bytes shorter than the longest. */ + if ((GET_CODE (addr) == SYMBOL_REF + && TINY_DATA_NAME_P (XSTR (addr, 0))) + || TINY_CONSTANT_ADDRESS_P (addr)) + return -4; + + /* @aa:24 is 2 bytes shorter than the longest. */ + if (GET_CODE (addr) == CONST_INT) return -2; } } |
