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| author | Andreas Krebbel <krebbel1@de.ibm.com> | 2007-12-12 09:15:03 +0000 |
|---|---|---|
| committer | Andreas Krebbel <krebbel@gcc.gnu.org> | 2007-12-12 09:15:03 +0000 |
| commit | ee3f344964c9f427c2d63438a627f8755b716e53 (patch) | |
| tree | a090d4114aac8d2473921064c1ad9e15cc3a093a /gcc/config/s390/constraints.md | |
| parent | 675575f57aa49f751d373b93029fb3ac8ea2ea88 (diff) | |
| download | gcc-ee3f344964c9f427c2d63438a627f8755b716e53.zip gcc-ee3f344964c9f427c2d63438a627f8755b716e53.tar.gz gcc-ee3f344964c9f427c2d63438a627f8755b716e53.tar.bz2 | |
s390.c (s390_O_constraint_str): Limit the range for 'On' to -4G+1..-1.
2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (s390_O_constraint_str): Limit the range
for 'On' to -4G+1..-1.
* config/s390/constraints.md: Adjust comment accordingly.
2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
* gcc.target/s390/20071212-1.c: New testcase.
From-SVN: r130787
Diffstat (limited to 'gcc/config/s390/constraints.md')
| -rw-r--r-- | gcc/config/s390/constraints.md | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/config/s390/constraints.md b/gcc/config/s390/constraints.md index cdafa2f..92fd325 100644 --- a/gcc/config/s390/constraints.md +++ b/gcc/config/s390/constraints.md @@ -49,7 +49,7 @@ ;; O -- Multiple letter constraint followed by 1 parameter. ;; s: Signed extended immediate value (-2G .. 2G-1). ;; p: Positive extended immediate value (0 .. 4G-1). -;; n: Negative extended immediate value (-4G .. -1). +;; n: Negative extended immediate value (-4G+1 .. -1). ;; These constraints do not accept any operand if the machine does ;; not provide the extended-immediate facility. ;; P -- Any integer constant that can be loaded without literal pool. @@ -337,7 +337,7 @@ (define_constraint "On" "@internal - Negative extended immediate value (-4G .. -1). + Negative extended immediate value (-4G+1 .. -1). This constraint will only match if the machine provides the extended-immediate facility." (and (match_code "const_int") |