Author: pfg
Date: Fri May 20 20:01:10 2016
New Revision: 300333
URL: https://svnweb.freebsd.org/changeset/base/300333
Log:
gas: Implement the .inst assembler directive for arm.
We normally use the binutils from ports but on other systems this
is required for building gcc 4.9.
Obtained from: OpenBSD (CVS rev. 1.5)
MFC after: 3 weeks
Modified:
head/contrib/binutils/gas/config/tc-arm.c
Modified: head/contrib/binutils/gas/config/tc-arm.c
==============================================================================
--- head/contrib/binutils/gas/config/tc-arm.c Fri May 20 19:50:32 2016
(r300332)
+++ head/contrib/binutils/gas/config/tc-arm.c Fri May 20 20:01:10 2016
(r300333)
@@ -2284,6 +2284,37 @@ s_unreq (int a ATTRIBUTE_UNUSED)
demand_empty_rest_of_line ();
}
+static void
+s_inst(int unused ATTRIBUTE_UNUSED)
+{
+ expressionS exp;
+
+ if (thumb_mode) {
+ as_bad(".inst not implemented for Thumb mode");
+ ignore_rest_of_line();
+ return;
+ }
+
+ if (is_it_end_of_statement()) {
+ demand_empty_rest_of_line();
+ return;
+ }
+
+ do {
+ expression(&exp);
+
+ if (exp.X_op != O_constant)
+ as_bad("constant expression required");
+ else
+ emit_expr(&exp, 4);
+
+ } while (*input_line_pointer++ == ',');
+
+ /* Put terminator back into stream. */
+ input_line_pointer--;
+ demand_empty_rest_of_line();
+}
+
/* Directives: Instruction set selection. */
#ifdef OBJ_ELF
@@ -3895,6 +3926,7 @@ const pseudo_typeS md_pseudo_table[] =
{ "object_arch", s_arm_object_arch, 0 },
{ "fpu", s_arm_fpu, 0 },
{ "arch_extension", s_arm_arch_extension, 0 },
+ { "inst", s_inst, 0 },
#ifdef OBJ_ELF
{ "word", s_arm_elf_cons, 4 },
{ "long", s_arm_elf_cons, 4 },
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