Module Name: src
Committed By: matt
Date: Tue Mar 18 23:41:36 UTC 2014
Modified Files:
src/external/gpl3/binutils/dist/gas/config: tc-vax.c tc-vax.h
Log Message:
Add support for the .cfi pseudo-ops for VAX.
To generate a diff of this commit:
cvs rdiff -u -r1.6 -r1.7 src/external/gpl3/binutils/dist/gas/config/tc-vax.c
cvs rdiff -u -r1.3 -r1.4 src/external/gpl3/binutils/dist/gas/config/tc-vax.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/external/gpl3/binutils/dist/gas/config/tc-vax.c
diff -u src/external/gpl3/binutils/dist/gas/config/tc-vax.c:1.6 src/external/gpl3/binutils/dist/gas/config/tc-vax.c:1.7
--- src/external/gpl3/binutils/dist/gas/config/tc-vax.c:1.6 Tue Jul 17 20:29:44 2012
+++ src/external/gpl3/binutils/dist/gas/config/tc-vax.c Tue Mar 18 23:41:36 2014
@@ -24,6 +24,7 @@
#include "vax-inst.h"
#include "obstack.h" /* For FRAG_APPEND_1_CHAR macro in "frags.h" */
+#include "dw2gencfi.h"
#include "subsegs.h"
#include "safe-ctype.h"
@@ -3570,3 +3571,37 @@ md_atof (int type, char * litP, int * si
{
return vax_md_atof (type, litP, sizeP);
}
+
+void
+vax_cfi_frame_initial_instructions (void)
+{
+ cfi_add_CFA_def_cfa (14, 0);
+}
+
+int
+tc_vax_regname_to_dw2regnum (char *regname)
+{
+ unsigned int i;
+ static const struct { char *name; int dw2regnum; } regnames[] =
+ {
+ { "r0", 0 }, { "r1", 1 }, { "r2", 2 }, { "r3", 3 },
+ { "r4", 4 }, { "r5", 5 }, { "r6", 6 }, { "r7", 7 },
+ { "r8", 8 }, { "r9", 9 }, { "r10", 10 }, { "r11", 11 },
+ { "ap", 12 }, { "fp", 13 }, { "sp", 14 }, { "pc", 15 },
+ { "psw", 16 },
+ };
+
+ for (i = 0; i < ARRAY_SIZE (regnames); ++i)
+ if (strcmp (regnames[i].name, regname) == 0)
+ return regnames[i].dw2regnum;
+
+ return -1;
+}
+
+void
+vax_cfi_emit_pcrel_expr (expressionS *exp, unsigned int nbytes)
+{
+ vax_cons_special_reloc = "pcrel";
+ emit_expr (exp, nbytes);
+ vax_cons_special_reloc = NULL;
+}
Index: src/external/gpl3/binutils/dist/gas/config/tc-vax.h
diff -u src/external/gpl3/binutils/dist/gas/config/tc-vax.h:1.3 src/external/gpl3/binutils/dist/gas/config/tc-vax.h:1.4
--- src/external/gpl3/binutils/dist/gas/config/tc-vax.h:1.3 Thu Apr 14 07:49:48 2011
+++ src/external/gpl3/binutils/dist/gas/config/tc-vax.h Tue Mar 18 23:41:36 2014
@@ -71,9 +71,17 @@ extern const struct relax_type md_relax_
== S_GET_SEGMENT ((FIX)->fx_addsy))) \
|| S_IS_LOCAL ((FIX)->fx_addsy)))
-/*
- * Local Variables:
- * comment-column: 0
- * fill-column: 131
- * End:
- */
+#define TARGET_USE_CFIPOP 1
+
+#define tc_cfi_frame_initial_instructions vax_cfi_frame_initial_instructions
+extern void vax_cfi_frame_initial_instructions (void);
+
+#define tc_regname_to_dw2regnum tc_vax_regname_to_dw2regnum
+extern int tc_vax_regname_to_dw2regnum (char *);
+
+#define tc_cfi_emit_pcrel_expr vax_cfi_emit_pcrel_expr
+extern void vax_cfi_emit_pcrel_expr (expressionS *, unsigned int);
+
+#define DWARF2_LINE_MIN_INSN_LENGTH 1
+#define DWARF2_DEFAULT_RETURN_COLUMN 15
+#define DWARF2_CIE_DATA_ALIGNMENT -4
