From 3bca17dda39ffb2511ae875670e9607188d1d61c Mon Sep 17 00:00:00 2001
From: Paul Koning <pkoning@equallogic.com>
Date: Mon, 28 Jan 2002 12:07:01 -0800
Subject: [PATCH] builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
BT_FN_VOID_PTR_VAR.
* builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
BT_FN_VOID_PTR_VAR.
* builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
* doc/extend.texi (__builtin_prefetch): Update documentation:
first argument is now const void ptr.
* gcc.c-torture/execute/builtin-prefetch-1.c: Changed first
argument to __builtin_prefetch to be const ptr.
From-SVN: r49296
---
gcc/ChangeLog | 22 +++++++++++++------
gcc/builtin-types.def | 4 ++--
gcc/builtins.def | 2 +-
gcc/doc/extend.texi | 2 +-
gcc/testsuite/ChangeLog | 5 +++++
.../execute/builtin-prefetch-1.c | 8 +++----
6 files changed, 28 insertions(+), 15 deletions(-)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b92dcd821a6e..243c24713101 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2002-01-28 Paul Koning <pkoning@equallogic.com>
+
+ * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
+ BT_FN_VOID_PTR_VAR.
+ * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
+ * doc/extend.texi (__builtin_prefetch): Update documentation:
+ first argument is now const void ptr.
+
2002-01-28 Kazu Hirata <kazu@hxi.com>
* config/h8300/h8300-protos.h: Remove an unused prototype.
@@ -276,10 +284,10 @@ Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
2002-01-24 Aldy Hernandez <aldyh@redhat.com>
- * loop.c (emit_prefetch_instructions): Use the prefetch insn's
- mode, not Pmode.
+ * loop.c (emit_prefetch_instructions): Use the prefetch insn's
+ mode, not Pmode.
- * builtins.c (expand_builtin_prefetch): Same.
+ * builtins.c (expand_builtin_prefetch): Same.
2002-01-24 Alexandre Oliva <aoliva@redhat.com>
@@ -300,7 +308,7 @@ Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
2002-01-24 Andris Pavenis <pavenis@latnet.lv>
- * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
+ * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
@@ -346,9 +354,9 @@ Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
2002-01-23 Aldy Hernandez <aldyh@redhat.com>
- * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
- (parmlist_or_identifiers_1): Verify that only a parmlist follows
- an attribute.
+ * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
+ (parmlist_or_identifiers_1): Verify that only a parmlist follows
+ an attribute.
2002-01-23 Richard Henderson <rth@redhat.com>
diff --git a/gcc/builtin-types.def b/gcc/builtin-types.def
index f24f5c795243..6cefb322f204 100644
--- a/gcc/builtin-types.def
+++ b/gcc/builtin-types.def
@@ -167,8 +167,8 @@ DEF_FUNCTION_TYPE_VAR_0 (BT_FN_PTR_VAR, BT_PTR)
DEF_FUNCTION_TYPE_VAR_1 (BT_FN_VOID_VALIST_REF_VAR,
BT_VOID, BT_VALIST_REF)
-DEF_FUNCTION_TYPE_VAR_1 (BT_FN_VOID_PTR_VAR,
- BT_VOID, BT_PTR)
+DEF_FUNCTION_TYPE_VAR_1 (BT_FN_VOID_CONST_PTR_VAR,
+ BT_VOID, BT_CONST_PTR)
DEF_FUNCTION_TYPE_VAR_1 (BT_FN_INT_CONST_STRING_VAR,
BT_INT, BT_CONST_STRING)
diff --git a/gcc/builtins.def b/gcc/builtins.def
index 7b58bef1ae15..c6f6dc426f9c 100644
--- a/gcc/builtins.def
+++ b/gcc/builtins.def
@@ -356,7 +356,7 @@ DEF_GCC_BUILTIN(BUILT_IN_TRAP,
BT_FN_VOID)
DEF_GCC_BUILTIN(BUILT_IN_PREFETCH,
"__builtin_prefetch",
- BT_FN_VOID_PTR_VAR)
+ BT_FN_VOID_CONST_PTR_VAR)
/* Stdio builtins. */
DEF_FALLBACK_BUILTIN(BUILT_IN_PUTCHAR,
diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index 48408332bc90..ad88a2a83afc 100644
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -4592,7 +4592,7 @@ if (__builtin_expect (ptr != NULL, 1))
when testing pointer or floating-point values.
@end deftypefn
-@deftypefn {Built-in Function} void __builtin_prefetch (void *@var{addr}, ...)
+@deftypefn {Built-in Function} void __builtin_prefetch (const void *@var{addr}, ...)
This function is used to minimize cache-miss latency by moving data into
a cache before it is accessed.
You can insert calls to @code{__builtin_prefetch} into code for which
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 6500056c84cd..28a931bc2bb3 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2002-01-28 Paul Koning <pkoning@equallogic.com>
+
+ * gcc.c-torture/execute/builtin-prefetch-1.c: Changed first
+ argument to __builtin_prefetch to be const ptr.
+
2002-01-28 Jakub Jelinek <jakub@redhat.com>
* gcc.c-torture/compile/20020120-1.c: New test.
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtin-prefetch-1.c b/gcc/testsuite/gcc.c-torture/execute/builtin-prefetch-1.c
index d6b7b599fdb0..4ee05a94d9f6 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtin-prefetch-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/builtin-prefetch-1.c
@@ -17,7 +17,7 @@ enum rw { read, write };
int arr[10];
void
-good_const (int *p)
+good_const (const int *p)
{
__builtin_prefetch (p, 0, 0);
__builtin_prefetch (p, 0, 1);
@@ -30,7 +30,7 @@ good_const (int *p)
}
void
-good_enum (int *p)
+good_enum (const int *p)
{
__builtin_prefetch (p, read, none);
__builtin_prefetch (p, read, low);
@@ -43,14 +43,14 @@ good_enum (int *p)
}
void
-good_expr (int *p)
+good_expr (const int *p)
{
__builtin_prefetch (p, 1 - 1, 6 - (2 * 3));
__builtin_prefetch (p, 1 + 0, 1 + 2);
}
void
-good_vararg (int *p)
+good_vararg (const int *p)
{
__builtin_prefetch (p, 0, 3);
__builtin_prefetch (p, 0);
--
GitLab