predicates.md (movsi_const0_operand, [...]): New predicates.

	* config/m68k/predicates.md (movsi_const0_operand,
	non_symbolic_call_operand): New predicates.

	* config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
	New constraints.
	* doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
	Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
	CW, CZ, CS, Ap and Ac.

	* config/m68k/m68k.md (UNSPEC_IB): New constant.
	(constraints.md): New include.
	(cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
	opx_mem, opy_mem, op_mem, guess, split): New attributes.
	(movdf_internal): Name pattern.  Fix to use alternatives.  Add split.
	Specify attributes.
	(pushdi): Add split.
	(tstsi_internal): Name pattern.  Fix to use alternatives.  Specify
	attributes.  Split tstsi_internal_68020_cf from it.
	(tstsi_internal_68020_cf): New pattern.
	(tsthi_internal, tstqi_internal): Name pattern.  Specify attributes.
	(tst<mode>_cf): Specify attributea.
	(cmpsi_cf): Name pattern.  Specify attributes.
	(cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
	(pushexthisi_const): Fix to use alternatives.  Specify
	attributes.
	(movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
	from it.  Fix to use alternatives.  Specify attributes.
	(movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
	(movsi_cf, movstrictqi_cf): Fix to use alternatives.  Specify
	attributes.
	(movsf_cf_soft): Specify attributes.
	(movdf_cf_soft): Add split.
	(pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
	cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
	68k_extendqisi2, truncdfsf2_cf): Specify attributes.
	(truncdfsf2_68881): Name pattern.  Specify attributes.
	(floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
	floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
	fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
	Specify attributes.
	(addsi3_5200): Fix to use alternatives.  Specify attributes.
	Add splits.
	(add<mode>3_cf, subdi_dishl32): Specify attributes.
	(subsi3): Add alternative for subq.l.  Specify attributes.
	(sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
	(mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern.  Specify
	attributes.
	(umulhisi3): Specify attributes.
	(mulhisisi3_z): Name pattern.  Specify attributes.
	(fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
	sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
	subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
	bsetmemqi): Specify attributes.
	(bsetmemqi_ext): Name pattern.  Specify attributes.
	(bclrmemqi): Specify attributes.
	(bclrmemqi_ext, scc, sls): Name pattern.  Specify attributes.
	(beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
	attributes.
	(beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
	pattern.  Specify attributes.
	(jump): Specify attributes.
	(tablejump_internal): Name pattern.  Specify attributes.
	(call_value): Split into non_symbolic_call_value,
	symbolic_call_value_jsr, symbolic_call_value_bsr.  Fix to use
	alternatives.  Specify attributes.
	(non_symbolic_call_value, symbolic_call_value_jsr,
	symbolic_call_value_bsr): New patterns.
	(nop, return, unlink, indirect_jump): Specify attributes.
	(trap): Fix condition.  Specify attributes.
	(ib): New pattern.

	* config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
	(override_options): Initialize it.  Initialize m68k_sched_cpu.
	(CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
	(const_method): Make global, rename to m68k_const_method.
	(const_int_cost, output_move_const_into_data_reg): Update.
	(output_move_double): Parametrize to emit rtl code, rename to
	handle_move_double.
	(output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
	emit_movsi): New static functions.
	(output_move_double): New function with semantics of old
	output_move_double.
	(m68k_emit_move_double): New function.
	(m68k_sched_cpu): New variable.
	(attr_op_type): New enum.
	(sched_guess_p): New variable.
	(sched_address_type, sched_operand_type, sched_attr_op_type):
	New static functions.
	(m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
	m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
	(sched_branch_type): New static variable.
	(m68k_sched_branch_type): New function.
	* config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
	(m68k_symbolic_call_var): Declare.
	(M68K_CONST_METHOD): Rename from CONST_METHOD.  Move here from m68k.c.
	(m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
	m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
	m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
	Declare.

From-SVN: r128377

1 files changed, 59 insertions, 1 deletions

diff --git a/gcc/doc/md.texi b/gcc/doc/md.texi
index c75b983..553c58d 100644
--- a/gcc/doc/md.texi
+++ b/gcc/doc/md.texi
@@ -2542,7 +2542,7 @@ Floating-point zero.
 An address that can be used in a non-macro load or store.
 @end table
 
-@item Motorola 680x0---@file{config/m68k/m68k.h}
+@item Motorola 680x0---@file{config/m68k/constraints.md}
 @table @code
 @item a
 Address register
@@ -2568,8 +2568,66 @@ Integer in the range @minus{}8 to @minus{}1
 @item M
 Signed number whose magnitude is greater than 0x100
 
+@item N
+Range 24 to 31, rotatert:SI 8 to 1 expressed as rotate
+
+@item O
+16 (for rotate using swap)
+
+@item P
+Range 8 to 15, rotatert:HI 8 to 1 expressed as rotate
+
+@item R
+Numbers that mov3q can handle
+
 @item G
 Floating point constant that is not a 68881 constant
+
+@item S
+Operands that satisfy 'm' when -mpcrel is in effect
+
+@item T
+Operands that satisfy 's' when -mpcrel is not in effect
+
+@item Q
+Address register indirect addressing mode
+
+@item U
+Register offset addressing
+
+@item W
+const_call_operand
+
+@item Cs
+symbol_ref or const
+
+@item Ci
+const_int
+
+@item C0
+const_int 0
+
+@item Cj
+Range of signed numbers that don't fit in 16 bits
+
+@item Cmvq
+Integers valid for mvq
+
+@item Capsw
+Integers valid for a moveq followed by a swap
+
+@item Cmvz
+Integers valid for mvz
+
+@item Cmvs
+Integers valid for mvs
+
+@item Ap
+push_operand
+
+@item Ac
+Non-register operands allowed in clr
+
 @end table
 
 @item Motorola 68HC11 & 68HC12 families---@file{config/m68hc11/m68hc11.h}