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2011-05-31 Paul Brook <paul@codesourcery.com> 

gas/
	* config/tc-arm.c (do_t_branch): Avoid relaxing branches to constant
	addresses.

	gas/testsuite/
	* arm/t2-branch-global.d: New test.
	* arm/t2-branch-global.s: New test.
This commit is contained in:
Paul Brook 2011-05-31 14:04:13 +00:00
parent 6e7ce2cdd3
commit 10960bfbce
5 changed files with 32 additions and 1 deletions
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5
gas/ChangeLog
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@ -1,3 +1,8 @@
2011-05-31 Paul Brook <paul@codesourcery.com>
* config/tc-arm.c (do_t_branch): Avoid relaxing branches to constant
addresses.
2011-05-31 Paul Brook <paul@codesourcery.com>
Nathan Sidwell <nathan@codesourcery.com>

4
gas/config/tc-arm.c
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@ -9845,7 +9845,9 @@ do_t_branch (void)
if (unified_syntax
&& (inst.size_req == 4
|| (inst.size_req != 2 && inst.operands[0].hasreloc)))
|| (inst.size_req != 2
&& (inst.operands[0].hasreloc
|| inst.reloc.exp.X_op == O_constant))))
{
inst.instruction = THUMB_OP32(opcode);
if (cond == COND_ALWAYS)

5
gas/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2011-05-31 Paul Brook <paul@codesourcery.com>
* arm/t2-branch-global.d: New test.
* arm/t2-branch-global.s: New test.
2011-05-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* gas/s390/esa-g5.d: Fix fp register pair operands.

14
gas/testsuite/gas/arm/t2-branch-global.d Normal file
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@ -0,0 +1,14 @@
#name: Thumb-2 branch to constant address
#This test is only valid on ELF based ports.
#not-target: *-*-*coff *-*-pe *-*-wince *-*-*aout* *-*-netbsd *-*-riscix*
#objdump: -rd
.*: +file format.*arm.*
Disassembly of section .text:
00000000 <foo>:
0: f... b... b\.w .*
0: R_ARM_THM_JUMP24 \*ABS\*.*

5
gas/testsuite/gas/arm/t2-branch-global.s Normal file
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@ -0,0 +1,5 @@
.thumb
.arch armv7
.syntax unified
foo:
b 0x10 @ Assembler must not relax this