Jakub Jelinek <jj@ultra.linux.cz>
* c-decl.c (get_parm_info, store_parm_decls): Change all uses of
PROMOTE_PROTOTYPES, so that it tests it as a C expression.
Ensure expr.h is included.
* c-typecheck.c (convert_arguments): Ditto.
* expr.h: Supply default for PROMOTE_PROTOTYPES (0).
From-SVN: r28420
This commit is contained in:
Jakub Jelinek
Richard Henderson
parent
e438e1b788
commit
7d473569a2
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@ -1,3 +1,38 @@
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1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
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* c-decl.c (get_parm_info, store_parm_decls): Change all uses of
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PROMOTE_PROTOTYPES, so that it tests it as a C expression.
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Ensure expr.h is included.
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* c-typecheck.c (convert_arguments): Ditto.
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* expr.h: Supply default for PROMOTE_PROTOTYPES (0).
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* config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
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* config/convex/convex.h: Ditto.
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* config/dsp16xx/dsp16xx.h: Ditto.
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* config/fx80/fx80.h: Ditto.
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* config/gmicro/gmicro.h: Ditto.
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* config/i370/i370.h: Ditto.
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* config/i386/i386.h: Ditto.
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* config/m32r/m32r.h: Ditto.
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* config/m68k/m68k.h: Ditto.
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* config/m88k/m88k.h: Ditto.
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* config/mips/mips.h: Ditto.
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* config/pa/pa.h: Ditto.
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* config/pyr/pyr.h: Ditto.
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* config/tahoe/tahoe.h: Ditto.
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* config/we32k/we32k.h: Ditto.
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* config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
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based on arch size.
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* config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
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* config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
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from comment.
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* tm.texi: Document new usage of PROMOTE_PROTOTYPES.
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1999-08-02 Richard Henderson <rth@cygnus.com>
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* m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
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17
gcc/c-decl.c
17
gcc/c-decl.c
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@ -34,6 +34,7 @@ Boston, MA 02111-1307, USA. */
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#include "c-tree.h"
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#include "c-lex.h"
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#include "toplev.h"
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#include "expr.h"
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#if USE_CPPLIB
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#include "cpplib.h"
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@ -5219,12 +5220,11 @@ get_parm_info (void_at_end)
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args are passed in their declared types. */
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tree type = TREE_TYPE (decl);
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DECL_ARG_TYPE (decl) = type;
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#ifdef PROMOTE_PROTOTYPES
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if ((TREE_CODE (type) == INTEGER_TYPE
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|| TREE_CODE (type) == ENUMERAL_TYPE)
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if (PROMOTE_PROTOTYPES
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&& (TREE_CODE (type) == INTEGER_TYPE
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|| TREE_CODE (type) == ENUMERAL_TYPE)
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&& TYPE_PRECISION (type) < TYPE_PRECISION (integer_type_node))
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DECL_ARG_TYPE (decl) = integer_type_node;
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#endif
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types = saveable_tree_cons (NULL_TREE, TREE_TYPE (decl), types);
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if (TYPE_MAIN_VARIANT (TREE_VALUE (types)) == void_type_node && ! erred
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@ -6557,13 +6557,14 @@ store_parm_decls ()
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`int foo(float x) {...}'. This is particularly
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useful for argument types like uid_t. */
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DECL_ARG_TYPE (parm) = TREE_TYPE (parm);
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#ifdef PROMOTE_PROTOTYPES
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if ((TREE_CODE (TREE_TYPE (parm)) == INTEGER_TYPE
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|| TREE_CODE (TREE_TYPE (parm)) == ENUMERAL_TYPE)
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if (PROMOTE_PROTOTYPES
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&& (TREE_CODE (TREE_TYPE (parm)) == INTEGER_TYPE
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|| TREE_CODE (TREE_TYPE (parm)) == ENUMERAL_TYPE)
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&& TYPE_PRECISION (TREE_TYPE (parm))
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< TYPE_PRECISION (integer_type_node))
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DECL_ARG_TYPE (parm) = integer_type_node;
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#endif
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if (pedantic)
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{
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pedwarn ("promoted argument `%s' doesn't match prototype",
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@ -1682,12 +1682,11 @@ convert_arguments (typelist, values, name, fundecl)
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(char *) 0, /* arg passing */
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fundecl, name, parmnum + 1);
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#ifdef PROMOTE_PROTOTYPES
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if ((TREE_CODE (type) == INTEGER_TYPE
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|| TREE_CODE (type) == ENUMERAL_TYPE)
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if (PROMOTE_PROTOTYPES
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&& (TREE_CODE (type) == INTEGER_TYPE
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|| TREE_CODE (type) == ENUMERAL_TYPE)
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&& (TYPE_PRECISION (type) < TYPE_PRECISION (integer_type_node)))
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parmval = default_conversion (parmval);
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#endif
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}
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result = tree_cons (NULL_TREE, parmval, result);
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}
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@ -251,6 +251,11 @@ enum direction {none, upward, downward}; /* Value has this type. */
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#define PRETEND_OUTGOING_VARARGS_NAMED 0
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#endif
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/* Supply a default definition for PROMOTE_PROTOTYPES. */
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#ifndef PROMOTE_PROTOTYPES
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#define PROMOTE_PROTOTYPES 0
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#endif
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/* Nonzero if we do not know how to pass TYPE solely in registers.
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We cannot do so in the following cases:
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10
gcc/tm.texi
10
gcc/tm.texi
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@ -2608,10 +2608,12 @@ control passing certain arguments in registers.
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@table @code
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@findex PROMOTE_PROTOTYPES
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@item PROMOTE_PROTOTYPES
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Define this macro if an argument declared in a prototype as an
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integral type smaller than @code{int} should actually be passed as an
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@code{int}. In addition to avoiding errors in certain cases of
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mismatch, it also makes for better code on certain machines.
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A C expression whose value is nonzero if an argument declared in
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a prototype as an integral type smaller than @code{int} should
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actually be passed as an @code{int}. In addition to avoiding
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errors in certain cases of mismatch, it also makes for better
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code on certain machines. If the macro is not defined in target
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header files, it defaults to 0.
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@findex PUSH_ROUNDING
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@item PUSH_ROUNDING (@var{npushed})
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