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Allow BKPT instruction to be specified without an operand. Add a test for this.

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This commit is contained in:
Nick Clifton 2002-11-29 21:00:50 +00:00
parent 1d9b2aa8d8
commit 143c8e19b4
5 changed files with 27 additions and 11 deletions
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6
gas/ChangeLog
View file

@ -1,3 +1,9 @@
2002-11-29 Nick Clifton <nickc@redhat.com>
* config/tc-arm.c (do_t_bkpt): If no operand is specified,
assume a value of zero.
(do_bkpt): Likewise.
2002-11-29 Kaz Kojima <kkojima@rr.iij4u.or.jp>
* config/tc-sh.c (md_apply_fix3): Call S_SET_THREAD_LOCAL

14
gas/config/tc-arm.c
View file

@ -3929,9 +3929,12 @@ do_t_bkpt (str)
str ++;
memset (& expr, '\0', sizeof (expr));
if (my_get_expression (& expr, & str) || (expr.X_op != O_constant))
if (my_get_expression (& expr, & str)
|| (expr.X_op != O_constant
/* As a convenience we allow 'bkpt' without an operand. */
&& expr.X_op != O_absent))
{
inst.error = _("bad or missing expression");
inst.error = _("bad expression");
return;
}
@ -4111,9 +4114,12 @@ do_bkpt (str)
memset (& expr, '\0', sizeof (expr));
if (my_get_expression (& expr, & str) || (expr.X_op != O_constant))
if (my_get_expression (& expr, & str)
|| (expr.X_op != O_constant
/* As a convenience we allow 'bkpt' without an operand. */
&& expr.X_op != O_absent))
{
inst.error = _("bad or missing expression");
inst.error = _("bad expression");
return;
}

6
gas/testsuite/ChangeLog
View file

@ -1,3 +1,9 @@
2002-11-29 Nick Clifton <nickc@redhat.com>
* gas/arm/arch5tej.s: Replace "nop"s with tests of breakpoint
instruction.
* gas/arm/arch5tej.d: Expect "bkpt"s not nops.
2002-11-26 Hans-Peter Nilsson <hp@axis.com>
* gas/cris/rd-bcnst.d, gas/cris/rd-bcnst.d: New test.

4
gas/testsuite/gas/arm/arch5tej.d
View file

@ -13,5 +13,5 @@ Disassembly of section .text:
0+0c <[^>]*> 012fff20 ? bxjeq r0
0+10 <[^>]*> 412fff20 ? bxjmi r0
0+14 <[^>]*> 512fff27 ? bxjpl r7
0+18 <[^>]*> e1a00000 ? nop[ ]+\(mov r0,r0\)
0+1c <[^>]*> e1a00000 ? nop[ ]+\(mov r0,r0\)
0+18 <[^>]*> e1200070 ? bkpt 0x0000
0+1c <[^>]*> e120007a ? bkpt 0x000a

8
gas/testsuite/gas/arm/arch5tej.s
View file

@ -7,8 +7,6 @@ label:
bxjeq r0
bxjmi r0
bxjpl r7
# Add two nop instructions to ensure that the output
# is aligned as will automatically be done for arm-aout.
nop
nop
bkpt @ Support for a breakpoint without an argument
bkpt 10 @ is a feature added to GAS.