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2005-09-06 Paul Brook <paul@codesourcery.com>

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gas/
	* config/tc-arm.c (arm_it): Add relax field.
	(T16_32_TAB): Add addi, addis, add_pc, add_sp, dec_sp, inc_sp,
	b, bcond, ldr_pc, ldr_pc2, ldr_sp, str_sp, subi, subis.
	(do_t_add_sub, do_t_addr, do_t_branch, do_t_ldst,
	do_t_mov_cmp): Allow relaxation.
	(output_relax_insn): New function.
	(put_thumb32_insn): New function.
	(output_inst): Use new functions.
	(md_assemble): Don't throw error on relaxable instructions.
	(insns): Change "b" entry from TCE(...) to tCE(...).
	(md_estimate_size_before_relax): Return 2.
	(md_convert_frag, relax_immediate, relax_adr, relax_addsub,
	relax_branch, arm_relax_frag): New functions.
	(arm_force_relocation): Return 0 for Thumb-2 immediate operand
	relocations.
	* config/tc-arm.h (md_convert_frag): Remove definition.
	(md_relax_frag): Define.
	(arm_relax_frag): Add prototype.
gas/testsuite/
	* gas/arm/thumb2_relax.d: New test.
	* gas/arm/thumb2_relax.s: New test.
	* gas/arm/thumb32.d: Adjust expected results to include relaxation.
	* gas/arm/thumb32.s: Tweak for better coverage of relaxable
	instructions.  Remove load/store tests.
This commit is contained in:
Paul Brook
2005-09-06 16:59:24 +00:00
parent 9a64e43541
commit 0110f2b896
8 changed files with 1783 additions and 1120 deletions
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4
gas/config/tc-arm.h
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@@ -79,7 +79,9 @@ struct fix;
#define TC_FORCE_RELOCATION(FIX) arm_force_relocation (FIX)
#define md_convert_frag(b, s, f) { as_fatal (_("arm convert_frag\n")); }
#define md_relax_frag(segment, fragp, stretch) \
arm_relax_frag(segment, fragp, stretch)
extern int arm_relax_frag (asection *, struct frag *, long);
#define md_cleanup() arm_cleanup ()