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| author | Kazu Hirata <kazu@cs.umass.edu> | 2003-02-19 04:36:44 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2003-02-19 04:36:44 +0000 |
| commit | ff6e1a2f26fb152187508cc3102bc10fb7b71b23 (patch) | |
| tree | 2820bc6f83bffee737ba2f7979ce799607133dd9 | |
| parent | 2104fa743d15fa8865fe3f406795807167866be2 (diff) | |
| download | gcc-ff6e1a2f26fb152187508cc3102bc10fb7b71b23.zip gcc-ff6e1a2f26fb152187508cc3102bc10fb7b71b23.tar.gz gcc-ff6e1a2f26fb152187508cc3102bc10fb7b71b23.tar.bz2 | |
h8300.c (general_operand_src): Always check MODE.
* config/h8300/h8300.c (general_operand_src): Always check
MODE.
(general_operand_dst): Likewise.
* gcc.c-torture/execute/20030218-1.c: New.
From-SVN: r63091
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/h8300/h8300.c | 8 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/20030218-1.c | 25 |
4 files changed, 41 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8e5b297..ae5510e8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2003-02-18 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (general_operand_src): Always check + MODE. + (general_operand_dst): Likewise. + 2003-02-18 Roger Sayle <roger@eyesopen.com> * convert.c (convert_to_real): Also optimize (float)log(x) into diff --git a/gcc/config/h8300/h8300.c b/gcc/config/h8300/h8300.c index ed5b3a0..e8de91d 100644 --- a/gcc/config/h8300/h8300.c +++ b/gcc/config/h8300/h8300.c @@ -723,7 +723,9 @@ general_operand_src (op, mode) rtx op; enum machine_mode mode; { - if (GET_CODE (op) == MEM && GET_CODE (XEXP (op, 0)) == POST_INC) + if (GET_MODE (op) == mode + && GET_CODE (op) == MEM + && GET_CODE (XEXP (op, 0)) == POST_INC) return 1; return general_operand (op, mode); } @@ -736,7 +738,9 @@ general_operand_dst (op, mode) rtx op; enum machine_mode mode; { - if (GET_CODE (op) == MEM && GET_CODE (XEXP (op, 0)) == PRE_DEC) + if (GET_MODE (op) == mode + && GET_CODE (op) == MEM + && GET_CODE (XEXP (op, 0)) == PRE_DEC) return 1; return general_operand (op, mode); } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index d38552d..9d41b1a 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2003-02-18 Kazu Hirata <kazu@cs.umass.edu> + + * gcc.c-torture/execute/20030218-1.c: New. + 2003-02-18 Aldy Hernandez <aldyh@redhat.com> * gcc.dg/20030218-1.c: New. diff --git a/gcc/testsuite/gcc.c-torture/execute/20030218-1.c b/gcc/testsuite/gcc.c-torture/execute/20030218-1.c new file mode 100644 index 0000000..8dde794 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/20030218-1.c @@ -0,0 +1,25 @@ +/* On H8, the predicate general_operand_src(op,mode) used to ignore + mode when op is a (mem (post_inc ...)). As a result, the pattern + for extendhisi2 was recognized as extendqisi2. */ + +extern void abort (); +extern void exit (int); + +short *q; + +long +foo (short *p) +{ + long b = *p; + q = p + 1; + return b; +} + +int +main () +{ + short a = 0xff00; + if (foo (&a) != (long) (short) 0xff00) + abort (); + exit (0); +} |