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| author | Dave Korn <dave.korn.cygwin@gmail.com> | 2009-04-30 21:52:15 +0000 |
|---|---|---|
| committer | Michael Meissner <meissner@linux.vnet.ibm.com> | 2009-04-30 21:52:15 +0000 |
| commit | ec1a1c55e1f38e73b8eee830470f44973ffbcfd1 (patch) | |
| tree | 7f7ec57d936fc17fabf30bb93ea9315f9295f198 /gcc/genpreds.c | |
| parent | f4b65694ae1675c15fa4257141ce1f7e9c7c42d7 (diff) | |
Fix from Dave Korn in case a backend does not declare any define_register_constraints
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@147020 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/genpreds.c')
| -rw-r--r-- | gcc/genpreds.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/gcc/genpreds.c b/gcc/genpreds.c index 86c799aa1a6..5a4e249ceb4 100644 --- a/gcc/genpreds.c +++ b/gcc/genpreds.c @@ -1280,9 +1280,13 @@ write_tm_preds_h (void) puts ("extern enum reg_class regclass_for_constraint " "(enum constraint_num);\n" "#define REG_CLASS_FROM_CONSTRAINT(c_,s_) \\\n" - " regclass_for_constraint (lookup_constraint (s_))\n"); + " regclass_for_constraint (lookup_constraint (s_))\n" + "#define REG_CLASS_FOR_CONSTRAINT(x_) \\\n" + " regclass_for_constraint (x_)\n"); else - puts ("#define REG_CLASS_FROM_CONSTRAINT(c_,s_) NO_REGS"); + puts ("#define REG_CLASS_FROM_CONSTRAINT(c_,s_) NO_REGS\n" + "#define REG_CLASS_FOR_CONSTRAINT(x_) \\\n" + " NO_REGS\n"); if (have_const_int_constraints) puts ("extern bool insn_const_int_ok_for_constraint " "(HOST_WIDE_INT, enum constraint_num);\n" |