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authorJohn Polstra <jdp@FreeBSD.org>1996-10-03 17:49:35 +0000
committerJohn Polstra <jdp@FreeBSD.org>1996-10-03 17:49:35 +0000
commit87f11ab41bea00c40b4d1347b296d91dd7cf7068 (patch)
tree37756f861451aa0a35128d1865b1e2285b2876c4
parent8d1005c8c4ad00270e75828d2a593f37ddba2d96 (diff)
Notes
-rw-r--r--contrib/gcc/config/i386/i386.h16
-rw-r--r--contrib/gcc/cp/except.c8
2 files changed, 23 insertions, 1 deletions
diff --git a/contrib/gcc/config/i386/i386.h b/contrib/gcc/config/i386/i386.h
index b00b0e509c5b..efc956a52a6b 100644
--- a/contrib/gcc/config/i386/i386.h
+++ b/contrib/gcc/config/i386/i386.h
@@ -1286,6 +1286,22 @@ do \
} \
while (0)
+/* Define this macro if a SYMBOL_REF representing a non-global
+ address must be marked specially. This is called for
+ compiler-generated local symbols, such as "__EXCEPTION_TABLE__".
+
+ On i386, if using PIC, we use this to set the rtx's
+ SYMBOL_REF_FLAG, so that we may access it directly as
+ an offset from the GOT register. */
+
+#define MARK_LOCAL_ADDRESS(X) \
+do \
+ { \
+ if (flag_pic && GET_CODE (X) == SYMBOL_REF) \
+ SYMBOL_REF_FLAG (X) = 1; \
+ } \
+while (0)
+
/* Initialize data used by insn expanders. This is called from
init_emit, once for each function, before code is generated.
For 386, clear stack slot assignments remembered from previous
diff --git a/contrib/gcc/cp/except.c b/contrib/gcc/cp/except.c
index 51577f85afa5..4443b98abbae 100644
--- a/contrib/gcc/cp/except.c
+++ b/contrib/gcc/cp/except.c
@@ -1614,9 +1614,15 @@ emit_exception_table ()
void
register_exception_table ()
{
+ rtx addr = gen_rtx (SYMBOL_REF, Pmode, "__EXCEPTION_TABLE__");
+
+#ifdef MARK_LOCAL_ADDRESS
+ MARK_LOCAL_ADDRESS(addr);
+#endif
+
emit_library_call (gen_rtx (SYMBOL_REF, Pmode, "__register_exceptions"), 0,
VOIDmode, 1,
- gen_rtx (SYMBOL_REF, Pmode, "__EXCEPTION_TABLE__"),
+ addr,
Pmode);
}