Rewrite gdb.asm so that it doesn't assume a C comiler (or any C

support).

gdb/testsuite/ChangeLog

@@ -1,3 +1,10 @@
+Tue Jul  4 03:43:49 2000  Andrew Cagney  <cagney@b1.cygnus.com>
+
+	* gdb.asm/asm-source.exp: Use raw AS/LD instead of CC to
+ 	compile/link program.  Update line numbers.
+	* gdb.asm/d10v.inc: Define ``startup''.
+	* gdb.asm/asmsrc1.s: Add definition of _start.
+	
 Fri Jun 23 17:45:52 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 
 	* gdb.base/call-ar-st.exp: More rewrites of multi-line patterns.

gdb/testsuite/gdb.asm/asm-source.exp

@@ -31,9 +31,13 @@ if $tracelevel then {
 set prms_id 0
 set bug_id 0
 
+set asm-arch ""
+set asm-flags ""
+
 if [istarget "d10v-*-*"] then {
     set asm-arch d10v
-} else {
+}
+if { "${asm-arch}" == "" } {
     verbose "Skipping assembly source test -- not implemented for this target."
     return 
 }
@@ -43,16 +47,19 @@ set binfile ${objdir}/${subdir}/${testfile}
 set src1 ${srcdir}/${subdir}/asmsrc1.s
 set src2 ${srcdir}/${subdir}/asmsrc2.s
 
-set asm-flags "-Wa,-gstabs,-I${srcdir}/${subdir},-I${objdir}/${subdir}"
+if { "${asm-flags}" == "" } {
+    #set asm-flags "-Wa,-gstabs,-I${srcdir}/${subdir},-I${objdir}/${subdir}"
+    set asm-flags "-gstabs -I${srcdir}/${subdir} -I${objdir}/${subdir}"
+}
 
-if {[gdb_compile ${src1} asmsrc1.o object "additional_flags=${asm-flags}"] != ""} then {
+if {[target_assemble ${src1} asmsrc1.o "${asm-flags}"] != ""} then {
      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
 }
-if {[gdb_compile ${src2} asmsrc2.o object "additional_flags=${asm-flags}"] != ""} then {
+if {[target_assemble ${src2} asmsrc2.o "${asm-flags}"] != ""} then {
      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
 }
 
-if  { [gdb_compile "asmsrc1.o asmsrc2.o" ${binfile} executable "ldflags=-nodefaultlibs"] != "" } {
+if  { [target_link "asmsrc1.o asmsrc2.o" ${binfile} ""] != "" } {
      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
 }
 
@@ -72,10 +79,10 @@ if ![runto_main] then {
 }
 
 # Execute the `f' command and see if the result includes source info.
-gdb_test "f" "asmsrc1\[.\]s:18.*several_nops" "f at main"
+gdb_test "f" "asmsrc1\[.\]s:29.*several_nops" "f at main"
 
 # See if we properly `next' over a macro with several insns.
-gdb_test "n" "22\[ 	\]*.*foo2" "next over macro"
+gdb_test "n" "33\[ 	\]*.*foo2" "next over macro"
 
 # See if we can properly `step' into a subroutine call.
 gdb_test "s" "8\[ 	\]*.*" "step into foo2"
@@ -86,8 +93,11 @@ gdb_test "f" ".*asmsrc2\[.\]s:8.*" "f in foo2"
 # `next' one insn (or macro) to set up our stackframe (for the following bt).
 gdb_test "n" "12\[ 	\]*.*foo3" "n in foo2"
 
-# See if `bt' prints the right source files.
-gdb_test "bt" "\#0.*foo2.*asmsrc2\[.\]s:12.*\#1.*main.*asmsrc1\[.\]s:22" "bt in foo2"
+# See if a simple `bt' prints the right source files and doesn't fall off the stack.
+gdb_test "bt 10" "\#0.*foo2.*asmsrc2\[.\]s:12.*\#1.*main.*asmsrc1\[.\]s:33" "bt ALL in foo2"
+
+# See if a capped `bt' prints the right source files.
+gdb_test "bt 2" "\#0.*foo2.*asmsrc2\[.\]s:12.*\#1.*main.*asmsrc1\[.\]s:33.*" "bt 2 in foo2"
 
 # Step into another subroutine which lives back in the first source file.
 gdb_test "s" "" "s 2"
@@ -95,5 +105,5 @@ gdb_test "s" "" "s 2"
 # Next over insns to set up the stack frame.
 gdb_test "n" "" "n 2"
 
-# Now see if `bt' is correct.
-gdb_test "bt" "\#0.*foo3.*asmsrc1\[.\]s:33.*\#1.*foo2.*asmsrc2\[.\]s:12.*\#2.*main.*asmsrc1\[.\]s:22" "bt in foo3"
+# Now see if a capped `bt' is correct.
+gdb_test "bt 3" "\#0.*foo3.*asmsrc1\[.\]s:44.*\#1.*foo2.*asmsrc2\[.\]s:12.*\#2.*main.*asmsrc1\[.\]s:33.*" "bt 3 in foo3"

gdb/testsuite/gdb.asm/asmsrc1.s

@@ -1,13 +1,24 @@
 	.include "common.inc"
 	.include "arch.inc"
 
+comment "WARNING: asm-source.exp checks for line numbers printed by gdb."
+comment "Be careful about changing this file without also changing"
+comment "asm-source.exp."
+
+	
+comment	"This file is not linked with crt0."
+comment	"Provide very simplistic equivalent."
+	
+	.global _start
+_start:
+	startup
+	call main
+	exit0
+
+
 comment "main routine for assembly source debugging test"
 comment "This particular testcase uses macros in <arch>.inc to achieve"
-comment "machine independence.  This file must be compiled with -Darch=foo."
-
-comment "WARNING: asm-source.exp checks for line numbers printed by gdb,"
-comment "therefore be careful about changing this file without also changing"
-comment "asm-source.exp."
+comment "machine independence."
 
 	.global main
 main:

gdb/testsuite/gdb.asm/d10v.inc

@@ -26,3 +26,7 @@
 	ldi r0, 0
 	trap 15
 	.endm
+
+	comment "crt0 startup"
+	.macro startup
+	.endm