X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Farm%2Farm_emitter.c;h=60e61d451cc6e2244b0434836c14ac75b0709fcd;hb=29189ce06a4930207bac3adda67d7d663dbb77f7;hp=4832823ac8631106ac704a5b71ed2ce6fd20ce3b;hpb=80d22a2b8ed15af53c7134a3025da89ccb1923ca;p=libfirm diff --git a/ir/be/arm/arm_emitter.c b/ir/be/arm/arm_emitter.c index 4832823ac..60e61d451 100644 --- a/ir/be/arm/arm_emitter.c +++ b/ir/be/arm/arm_emitter.c @@ -23,8 +23,6 @@ * @author Oliver Richter, Tobias Gneist, Michael Beck * @version $Id$ */ -#define SILENCER - #include "config.h" #include @@ -45,7 +43,7 @@ #include "../besched.h" #include "../beblocksched.h" -#include "../beirg_t.h" +#include "../beirg.h" #include "../begnuas.h" #include "../be_dbgout.h" @@ -57,10 +55,9 @@ #include "arm_map_regs.h" #include "gen_arm_regalloc_if.h" -#include "../benode_t.h" +#include "../benode.h" #define BLOCK_PREFIX ".L" - #define SNPRINTF_BUF_LEN 128 DEBUG_ONLY(static firm_dbg_module_t *dbg = NULL;) @@ -71,7 +68,8 @@ static set *sym_or_tv; /** * Returns the register at in position pos. */ -static const arch_register_t *get_in_reg(const ir_node *irn, int pos) { +static const arch_register_t *get_in_reg(const ir_node *irn, int pos) +{ ir_node *op; const arch_register_t *reg = NULL; @@ -136,17 +134,6 @@ static const arch_register_t *get_out_reg(const ir_node *node, int pos) return reg; } -/************************************************************* - * _ _ __ _ _ - * (_) | | / _| | | | | - * _ __ _ __ _ _ __ | |_| |_ | |__ ___| |_ __ ___ _ __ - * | '_ \| '__| | '_ \| __| _| | '_ \ / _ \ | '_ \ / _ \ '__| - * | |_) | | | | | | | |_| | | | | | __/ | |_) | __/ | - * | .__/|_| |_|_| |_|\__|_| |_| |_|\___|_| .__/ \___|_| - * | | | | - * |_| |_| - *************************************************************/ - /** * Emit the name of the source register at given input position. */ @@ -166,18 +153,12 @@ void arm_emit_dest_register(const ir_node *node, int pos) { /** * Emit a node's offset. */ -void arm_emit_offset(const ir_node *node) { - int offset = 0; - ir_opcode opc = get_irn_opcode(node); +void arm_emit_offset(const ir_node *node) +{ + const arm_load_store_attr_t *attr = get_arm_load_store_attr_const(node); + assert(attr->base.is_load_store); - if (opc == beo_Reload || opc == beo_Spill) { - ir_entity *ent = be_get_frame_entity(node); - offset = get_entity_offset(ent); - } else { - assert(!"unimplemented arm_emit_offset for this node type"); - panic("unimplemented arm_emit_offset for this node type"); - } - be_emit_irprintf("%d", offset); + be_emit_irprintf("0x%X", attr->offset); } /** @@ -212,32 +193,119 @@ void arm_emit_mode(const ir_node *node) { /** * Emit a const or SymConst value. */ -void arm_emit_immediate(const ir_node *node) { +void arm_emit_immediate(const ir_node *node) +{ const arm_attr_t *attr = get_arm_attr_const(node); - if (ARM_GET_SHF_MOD(attr) == ARM_SHF_IMM) { - be_emit_irprintf("#0x%X", arm_decode_imm_w_shift(get_arm_imm_value(node))); - } else if (ARM_GET_FPA_IMM(attr)) { - be_emit_irprintf("#%s", arm_get_fpa_imm_name(get_arm_imm_value(node))); - } else if (is_arm_SymConst(node)) - be_emit_ident(get_arm_symconst_id(node)); - else { + if (ARM_GET_FPA_IMM(attr)) { + /* TODO */ + //be_emit_irprintf("#%s", arm_get_fpa_imm_name(get_arm_imm_value(node))); + } else { assert(!"not a Constant"); } } -/** - * Returns the tarval or offset of an arm node as a string. - */ -void arm_emit_shift(const ir_node *node) { - arm_shift_modifier mod; +void arm_emit_load_mode(const ir_node *node) +{ + const arm_load_store_attr_t *attr = get_arm_load_store_attr_const(node); + ir_mode *mode = attr->load_store_mode; + int bits = get_mode_size_bits(mode); + bool is_signed = mode_is_signed(mode); + if (bits == 16) { + be_emit_string(is_signed ? "sh" : "h"); + } else if (bits == 8) { + be_emit_string(is_signed ? "sb" : "b"); + } else { + assert(bits == 32); + } +} + +void arm_emit_store_mode(const ir_node *node) +{ + const arm_load_store_attr_t *attr = get_arm_load_store_attr_const(node); + ir_mode *mode = attr->load_store_mode; + int bits = get_mode_size_bits(mode); + if (bits == 16) { + be_emit_cstring("h"); + } else if (bits == 8) { + be_emit_cstring("b"); + } else { + assert(bits == 32); + } +} - mod = get_arm_shift_modifier(node); - if (ARM_HAS_SHIFT(mod)) { - int v = get_arm_imm_value(node); - be_emit_irprintf(", %s #%d", arm_shf_mod_name(mod), v); +static void emit_shf_mod_name(arm_shift_modifier mod) +{ + switch (mod) { + case ARM_SHF_ASR_REG: + case ARM_SHF_ASR_IMM: + be_emit_cstring("asr"); + return; + case ARM_SHF_LSL_REG: + case ARM_SHF_LSL_IMM: + be_emit_cstring("lsl"); + return; + case ARM_SHF_LSR_REG: + case ARM_SHF_LSR_IMM: + be_emit_cstring("lsr"); + return; + case ARM_SHF_ROR_REG: + case ARM_SHF_ROR_IMM: + be_emit_cstring("ror"); + return; + default: + break; } + panic("can't emit this shf_mod_name %d", (int) mod); +} + +void arm_emit_shifter_operand(const ir_node *node) +{ + const arm_shifter_operand_t *attr = get_irn_generic_attr_const(node); + + switch (attr->shift_modifier) { + case ARM_SHF_REG: + arm_emit_source_register(node, get_irn_arity(node) - 1); + return; + case ARM_SHF_IMM: { + unsigned val = attr->immediate_value; + val = (val >> attr->shift_immediate) + | (val << (32-attr->shift_immediate)); + val &= 0xFFFFFFFF; + be_emit_irprintf("#0x%X", val); + return; + } + case ARM_SHF_ASR_IMM: + case ARM_SHF_LSL_IMM: + case ARM_SHF_LSR_IMM: + case ARM_SHF_ROR_IMM: + arm_emit_source_register(node, get_irn_arity(node) - 1); + be_emit_cstring(", "); + emit_shf_mod_name(attr->shift_modifier); + be_emit_irprintf(" #0x%X", attr->shift_immediate); + return; + + case ARM_SHF_ASR_REG: + case ARM_SHF_LSL_REG: + case ARM_SHF_LSR_REG: + case ARM_SHF_ROR_REG: + arm_emit_source_register(node, get_irn_arity(node) - 2); + be_emit_cstring(", "); + emit_shf_mod_name(attr->shift_modifier); + be_emit_cstring(" "); + arm_emit_source_register(node, get_irn_arity(node) - 1); + return; + + case ARM_SHF_RRX: + arm_emit_source_register(node, get_irn_arity(node) - 1); + panic("RRX shifter emitter TODO"); + return; + + case ARM_SHF_INVALID: + break; + } + panic("Invalid shift_modifier while emitting %+F", node); } /** An entry in the sym_or_tv set. */ @@ -262,11 +330,13 @@ static unsigned get_unique_label(void) { /** * Emit a SymConst. */ -static void emit_arm_SymConst(const ir_node *irn) { +static void emit_arm_SymConst(const ir_node *irn) +{ + const arm_SymConst_attr_t *attr = get_arm_SymConst_attr_const(irn); sym_or_tv_t key, *entry; unsigned label; - key.u.id = get_arm_symconst_id(irn); + key.u.id = get_entity_ld_ident(attr->entity); key.is_ident = 1; key.label = 0; entry = (sym_or_tv_t *)set_insert(sym_or_tv, &key, sizeof(key), HASH_PTR(key.u.generic)); @@ -283,6 +353,19 @@ static void emit_arm_SymConst(const ir_node *irn) { be_emit_finish_line_gas(irn); } +static void emit_arm_FrameAddr(const ir_node *irn) +{ + const arm_SymConst_attr_t *attr = get_irn_generic_attr_const(irn); + + be_emit_cstring("\tadd "); + arm_emit_dest_register(irn, 0); + be_emit_cstring(", "); + arm_emit_source_register(irn, 0); + be_emit_cstring(", "); + be_emit_irprintf("#0x%X", attr->fp_offset); + be_emit_finish_line_gas(irn); +} + /** * Emit a floating point fpa constant. */ @@ -351,16 +434,20 @@ static void arm_emit_cfop_target(const ir_node *irn) { /** * Emit a Compare with conditional branch. */ -static void emit_arm_CmpBra(const ir_node *irn) { +static void emit_arm_B(const ir_node *irn) +{ const ir_edge_t *edge; const ir_node *proj_true = NULL; const ir_node *proj_false = NULL; const ir_node *block; const ir_node *next_block; ir_node *op1 = get_irn_n(irn, 0); - ir_mode *opmode = get_irn_mode(op1); const char *suffix; int proj_num = get_arm_CondJmp_proj_num(irn); + const arm_cmp_attr_t *cmp_attr = get_irn_generic_attr_const(op1); + bool is_signed = !cmp_attr->is_unsigned; + + assert(is_arm_Cmp(op1) || is_arm_Tst(op1)); foreach_out_edge(irn, edge) { ir_node *proj = get_edge_src_irn(edge); @@ -372,102 +459,8 @@ static void emit_arm_CmpBra(const ir_node *irn) { } } - /* for now, the code works for scheduled and non-schedules blocks */ - block = get_nodes_block(irn); - - /* we have a block schedule */ - next_block = sched_next_block(block); - - if (proj_num == pn_Cmp_False) { - /* always false: should not happen */ - be_emit_cstring("\tb "); - arm_emit_cfop_target(proj_false); - be_emit_finish_line_gas(proj_false); - } else if (proj_num == pn_Cmp_True) { - /* always true: should not happen */ - be_emit_cstring("\tb "); - arm_emit_cfop_target(proj_true); - be_emit_finish_line_gas(proj_true); - } else { - if (mode_is_float(opmode)) { - suffix = "ICHWILLIMPLEMENTIERTWERDEN"; - - be_emit_cstring("\tfcmp "); - arm_emit_source_register(irn, 0); - be_emit_cstring(", "); - arm_emit_source_register(irn, 1); - be_emit_finish_line_gas(irn); - - be_emit_cstring("\tfmstat"); - be_emit_pad_comment(); - be_emit_cstring("/* FCSPR -> CPSR */"); - be_emit_finish_line_gas(NULL); - } else { - if (get_cfop_target_block(proj_true) == next_block) { - /* exchange both proj's so the second one can be omitted */ - const ir_node *t = proj_true; - - proj_true = proj_false; - proj_false = t; - proj_num = get_negated_pnc(proj_num, mode_Iu); - } - switch (proj_num) { - case pn_Cmp_Eq: suffix = "eq"; break; - case pn_Cmp_Lt: suffix = "lt"; break; - case pn_Cmp_Le: suffix = "le"; break; - case pn_Cmp_Gt: suffix = "gt"; break; - case pn_Cmp_Ge: suffix = "ge"; break; - case pn_Cmp_Lg: suffix = "ne"; break; - case pn_Cmp_Leg: suffix = "al"; break; - default: assert(!"Cmp unsupported"); suffix = "al"; - } - be_emit_cstring("\tcmp "); - arm_emit_source_register(irn, 0); - be_emit_cstring(", "); - arm_emit_source_register(irn, 1); - be_emit_finish_line_gas(irn); - } - - /* emit the true proj */ - be_emit_irprintf("\tb%s ", suffix); - arm_emit_cfop_target(proj_true); - be_emit_finish_line_gas(proj_true); - - if (get_cfop_target_block(proj_false) == next_block) { - be_emit_cstring("\t/* fallthrough to "); - arm_emit_cfop_target(proj_false); - be_emit_cstring(" */"); - be_emit_finish_line_gas(proj_false); - } else { - be_emit_cstring("b "); - arm_emit_cfop_target(proj_false); - be_emit_finish_line_gas(proj_false); - } - } -} - - -/** - * Emit a Tst with conditional branch. - */ -static void emit_arm_TstBra(const ir_node *irn) -{ - const ir_edge_t *edge; - const ir_node *proj_true = NULL; - const ir_node *proj_false = NULL; - const ir_node *block; - const ir_node *next_block; - const char *suffix; - int proj_num = get_arm_CondJmp_proj_num(irn); - - foreach_out_edge(irn, edge) { - ir_node *proj = get_edge_src_irn(edge); - long nr = get_Proj_proj(proj); - if (nr == pn_Cond_true) { - proj_true = proj; - } else { - proj_false = proj; - } + if (cmp_attr->ins_permuted) { + proj_num = get_mirrored_pnc(proj_num); } /* for now, the code works for scheduled and non-schedules blocks */ @@ -487,21 +480,17 @@ static void emit_arm_TstBra(const ir_node *irn) proj_false = t; proj_num = get_negated_pnc(proj_num, mode_Iu); } + switch (proj_num) { case pn_Cmp_Eq: suffix = "eq"; break; - case pn_Cmp_Lt: suffix = "lt"; break; - case pn_Cmp_Le: suffix = "le"; break; - case pn_Cmp_Gt: suffix = "gt"; break; - case pn_Cmp_Ge: suffix = "ge"; break; + case pn_Cmp_Lt: suffix = is_signed ? "lt" : "lo"; break; + case pn_Cmp_Le: suffix = is_signed ? "le" : "ls"; break; + case pn_Cmp_Gt: suffix = is_signed ? "gt" : "hi"; break; + case pn_Cmp_Ge: suffix = is_signed ? "ge" : "hs"; break; case pn_Cmp_Lg: suffix = "ne"; break; case pn_Cmp_Leg: suffix = "al"; break; - default: assert(!"Cmp unsupported"); suffix = "al"; + default: panic("Cmp has unsupported pnc"); } - be_emit_cstring("\ttst "); - arm_emit_source_register(irn, 0); - be_emit_cstring(", "); - arm_emit_source_register(irn, 1); - be_emit_finish_line_gas(irn); /* emit the true proj */ be_emit_irprintf("\tb%s ", suffix); @@ -514,26 +503,12 @@ static void emit_arm_TstBra(const ir_node *irn) be_emit_cstring(" */"); be_emit_finish_line_gas(proj_false); } else { - be_emit_cstring("b "); + be_emit_cstring("\tb "); arm_emit_cfop_target(proj_false); be_emit_finish_line_gas(proj_false); } } -/** - * Emit a Compare with conditional branch. - */ -static void emit_arm_fpaCmfBra(const ir_node *irn) { - (void) irn; -} - -/** - * Emit a Compare with conditional branch. - */ -static void emit_arm_fpaCmfeBra(const ir_node *irn) { - (void) irn; -} - /** Sort register in ascending order. */ static int reg_cmp(const void *a, const void *b) { const arch_register_t * const *ra = a; @@ -545,8 +520,10 @@ static int reg_cmp(const void *a, const void *b) { /** * Create the CopyB instruction sequence. */ -static void emit_arm_CopyB(const ir_node *irn) { - unsigned size = (unsigned)get_arm_imm_value(irn); +static void emit_arm_CopyB(const ir_node *irn) +{ + const arm_CopyB_attr_t *attr = get_irn_generic_attr_const(irn); + unsigned size = attr->size; const char *tgt = arch_register_get_name(get_in_reg(irn, 0)); const char *src = arch_register_get_name(get_in_reg(irn, 1)); @@ -765,17 +742,26 @@ static void emit_arm_SwitchJmp(const ir_node *irn) { /* emit_be */ /************************************************************************/ -static void emit_be_Call(const ir_node *irn) { - ir_entity *ent = be_Call_get_entity(irn); +static void arm_emit_entity(ir_entity *entity) +{ + be_emit_ident(get_entity_ld_ident(entity)); +} + +static void emit_be_Call(const ir_node *irn) +{ + ir_entity *entity = be_Call_get_entity(irn); - be_emit_cstring("\tbl "); - if (ent) { - set_entity_backend_marked(ent, 1); - be_emit_ident(get_entity_ld_ident(ent)); + if (entity != NULL) { + be_emit_cstring("\tbl "); + arm_emit_entity(entity); + be_emit_finish_line_gas(irn); } else { + be_emit_cstring("\tmov lr, pc"); + be_emit_finish_line_gas(irn); + be_emit_cstring("\tmov pc, "); arm_emit_source_register(irn, be_pos_Call_ptr); + be_emit_finish_line_gas(irn); } - be_emit_finish_line_gas(irn); } /** Emit an IncSP node */ @@ -833,67 +819,8 @@ static void emit_be_Copy(const ir_node *irn) { } } -/** - * Emit code for a Spill. - */ -static void emit_be_Spill(const ir_node *irn) { - ir_mode *mode = get_irn_mode(be_get_Spill_val(irn)); - - if (mode_is_float(mode)) { - if (USE_FPA(cg->isa)) { - be_emit_cstring("\tstf"); - arm_emit_fpa_postfix(mode); - be_emit_char(' '); - } else { - assert(0 && "spill not supported for this mode"); - panic("emit_be_Spill: spill not supported for this mode"); - } - } else if (mode_is_dataM(mode)) { - be_emit_cstring("\tstr "); - } else { - assert(0 && "spill not supported for this mode"); - panic("emit_be_Spill: spill not supported for this mode"); - } - arm_emit_source_register(irn, 1); - be_emit_cstring(", ["); - arm_emit_source_register(irn, 0); - be_emit_cstring(", #"); - arm_emit_offset(irn); - be_emit_char(']'); - be_emit_finish_line_gas(irn); -} - -/** - * Emit code for a Reload. - */ -static void emit_be_Reload(const ir_node *irn) { - ir_mode *mode = get_irn_mode(irn); - - if (mode_is_float(mode)) { - if (USE_FPA(cg->isa)) { - be_emit_cstring("\tldf"); - arm_emit_fpa_postfix(mode); - be_emit_char(' '); - } else { - assert(0 && "reload not supported for this mode"); - panic("emit_be_Reload: reload not supported for this mode"); - } - } else if (mode_is_dataM(mode)) { - be_emit_cstring("\tldr "); - } else { - assert(0 && "reload not supported for this mode"); - panic("emit_be_Reload: reload not supported for this mode"); - } - arm_emit_dest_register(irn, 0); - be_emit_cstring(", ["); - arm_emit_source_register(irn, 0); - be_emit_cstring(", #"); - arm_emit_offset(irn); - be_emit_char(']'); - be_emit_finish_line_gas(irn); -} - -static void emit_be_Perm(const ir_node *irn) { +static void emit_be_Perm(const ir_node *irn) +{ be_emit_cstring("\teor "); arm_emit_source_register(irn, 0); be_emit_cstring(", "); @@ -919,11 +846,61 @@ static void emit_be_Perm(const ir_node *irn) { be_emit_finish_line_gas(irn); } +static void emit_be_MemPerm(const ir_node *node) +{ + int i; + int memperm_arity; + int sp_change = 0; + + /* TODO: this implementation is slower than necessary. + The longterm goal is however to avoid the memperm node completely */ + + memperm_arity = be_get_MemPerm_entity_arity(node); + if (memperm_arity > 12) + panic("memperm with more than 12 inputs not supported yet"); + + for (i = 0; i < memperm_arity; ++i) { + int offset; + ir_entity *entity = be_get_MemPerm_in_entity(node, i); + + /* spill register */ + be_emit_irprintf("\tstr r%d, [sp, #-4]!", i); + be_emit_finish_line_gas(node); + sp_change += 4; + /* load from entity */ + offset = get_entity_offset(entity) + sp_change; + be_emit_irprintf("\tldr r%d, [sp, #%d]", i, offset); + be_emit_finish_line_gas(node); + } + + for (i = memperm_arity-1; i >= 0; --i) { + int offset; + ir_entity *entity = be_get_MemPerm_out_entity(node, i); + + /* store to new entity */ + offset = get_entity_offset(entity) + sp_change; + be_emit_irprintf("\tstr r%d, [sp, #%d]", i, offset); + be_emit_finish_line_gas(node); + /* restore register */ + be_emit_irprintf("\tldr r%d, [sp], #4", i); + sp_change -= 4; + be_emit_finish_line_gas(node); + } + assert(sp_change == 0); +} + +static void emit_be_Return(const ir_node *node) +{ + be_emit_cstring("\tmov pc, lr"); + be_emit_finish_line_gas(node); +} + /************************************************************************/ /* emit */ /************************************************************************/ -static void emit_Jmp(const ir_node *node) { +static void emit_arm_Jmp(const ir_node *node) +{ ir_node *block, *next_block; /* for now, the code works for scheduled and non-schedules blocks */ @@ -966,19 +943,9 @@ static void emit_arm_LdTls(const ir_node *irn) { /* Er... our gcc does not support it... Install a newer toolchain. */ } -/*********************************************************************************** - * _ __ _ - * (_) / _| | | - * _ __ ___ __ _ _ _ __ | |_ _ __ __ _ _ __ ___ _____ _____ _ __| | __ - * | '_ ` _ \ / _` | | '_ \ | _| '__/ _` | '_ ` _ \ / _ \ \ /\ / / _ \| '__| |/ / - * | | | | | | (_| | | | | | | | | | | (_| | | | | | | __/\ V V / (_) | | | < - * |_| |_| |_|\__,_|_|_| |_| |_| |_| \__,_|_| |_| |_|\___| \_/\_/ \___/|_| |_|\_\ - * - ***********************************************************************************/ - -static void emit_silence(const ir_node *irn) { +static void emit_nothing(const ir_node *irn) +{ (void) irn; - /* Do nothing. */ } /** @@ -989,7 +956,8 @@ typedef void (emit_func)(const ir_node *irn); /** * Set a node emitter. Make it a bit more type safe. */ -static inline void set_emitter(ir_op *op, emit_func arm_emit_node) { +static inline void set_emitter(ir_op *op, emit_func arm_emit_node) +{ op->ops.generic = (op_func)arm_emit_node; } @@ -997,60 +965,37 @@ static inline void set_emitter(ir_op *op, emit_func arm_emit_node) { * Enters the emitter functions for handled nodes into the generic * pointer of an opcode. */ -static void arm_register_emitters(void) { - -#define ARM_EMIT(a) set_emitter(op_arm_##a, emit_arm_##a) -#define EMIT(a) set_emitter(op_##a, emit_##a) -#define BE_EMIT(a) set_emitter(op_be_##a, emit_be_##a) -#define SILENCE(a) set_emitter(op_##a, emit_silence) - +static void arm_register_emitters(void) +{ /* first clear the generic function pointer for all ops */ clear_irp_opcodes_generic_func(); /* register all emitter functions defined in spec */ arm_register_spec_emitters(); - /* other emitter functions */ - ARM_EMIT(CmpBra); - ARM_EMIT(TstBra); - ARM_EMIT(fpaCmfBra); - ARM_EMIT(fpaCmfeBra); - ARM_EMIT(CopyB); -// ARM_EMIT(CopyB_i); -// ARM_EMIT(Const); - ARM_EMIT(SymConst); - ARM_EMIT(SwitchJmp); - ARM_EMIT(fpaDbl2GP); - ARM_EMIT(fpaConst); - ARM_EMIT(LdTls); - - /* benode emitter */ - BE_EMIT(Call); - BE_EMIT(IncSP); - BE_EMIT(Copy); - BE_EMIT(Spill); - BE_EMIT(Reload); - BE_EMIT(Perm); - - /* firm emitter */ - EMIT(Jmp); - - /* noisy stuff */ -#ifdef SILENCER - SILENCE(Start); - SILENCE(Proj); - SILENCE(Phi); - SILENCE(be_Keep); - SILENCE(be_CopyKeep); - SILENCE(be_RegParams); - SILENCE(be_Barrier); - SILENCE(be_Return); -#endif - -#undef ARM_EMIT -#undef BE_EMIT -#undef EMIT -#undef SILENCE + /* custom emitter */ + set_emitter(op_arm_B, emit_arm_B); + set_emitter(op_arm_CopyB, emit_arm_CopyB); + set_emitter(op_arm_fpaConst, emit_arm_fpaConst); + set_emitter(op_arm_fpaDbl2GP, emit_arm_fpaDbl2GP); + set_emitter(op_arm_FrameAddr, emit_arm_FrameAddr); + set_emitter(op_arm_Jmp, emit_arm_Jmp); + set_emitter(op_arm_LdTls, emit_arm_LdTls); + set_emitter(op_arm_SwitchJmp, emit_arm_SwitchJmp); + set_emitter(op_arm_SymConst, emit_arm_SymConst); + set_emitter(op_be_Call, emit_be_Call); + set_emitter(op_be_Copy, emit_be_Copy); + set_emitter(op_be_CopyKeep, emit_be_Copy); + set_emitter(op_be_IncSP, emit_be_IncSP); + set_emitter(op_be_MemPerm, emit_be_MemPerm); + set_emitter(op_be_Perm, emit_be_Perm); + set_emitter(op_be_Return, emit_be_Return); + + /* no need to emit anything for the following nodes */ + set_emitter(op_Phi, emit_nothing); + set_emitter(op_be_Keep, emit_nothing); + set_emitter(op_be_Start, emit_nothing); + set_emitter(op_be_Barrier, emit_nothing); } /** @@ -1064,8 +1009,8 @@ static void arm_emit_node(const ir_node *irn) { be_dbg_set_dbg_info(get_irn_dbg_info(irn)); (*emit)(irn); } else { - be_emit_cstring("\t/* TODO */"); - be_emit_finish_line_gas(irn); + panic("Error: No emit handler for node %+F (graph %+F)\n", + irn, current_ir_graph); } } @@ -1137,30 +1082,6 @@ static void arm_gen_block(ir_node *block, ir_node *prev_block) { } } -/** - * Emits code for function start. - */ -void arm_func_prolog(ir_graph *irg) { - ir_entity *ent = get_irg_entity(irg); - const char *irg_name = get_entity_ld_name(ent); - - be_emit_write_line(); - be_gas_emit_switch_section(GAS_SECTION_TEXT); - be_emit_cstring("\t.align 2\n"); - - if (get_entity_visibility(ent) == visibility_external_visible) - be_emit_irprintf("\t.global %s\n", irg_name); - be_emit_irprintf("%s:\n", irg_name); -} - -/** - * Emits code for function end - */ -void arm_emit_end(FILE *F, ir_graph *irg) { - (void) irg; - fprintf(F, "\t.ident \"firmcc\"\n"); -} - /** * Block-walker: * Sets labels for control flow nodes (jump target) @@ -1192,7 +1113,8 @@ static int cmp_sym_or_tv(const void *elt, const void *key, size_t size) { /** * Main driver. Emits the code for one routine. */ -void arm_gen_routine(const arm_code_gen_t *arm_cg, ir_graph *irg) { +void arm_gen_routine(const arm_code_gen_t *arm_cg, ir_graph *irg) +{ ir_node **blk_sched; int i, n; ir_node *last_block = NULL; @@ -1201,6 +1123,8 @@ void arm_gen_routine(const arm_code_gen_t *arm_cg, ir_graph *irg) { cg = arm_cg; sym_or_tv = new_set(cmp_sym_or_tv, 8); + be_gas_elf_type_char = '%'; + arm_register_emitters(); be_dbg_method_begin(entity, be_abi_get_stack_layout(cg->birg->abi)); @@ -1208,7 +1132,8 @@ void arm_gen_routine(const arm_code_gen_t *arm_cg, ir_graph *irg) { /* create the block schedule. For now, we don't need it earlier. */ blk_sched = be_create_block_schedule(cg->irg, cg->birg->exec_freq); - arm_func_prolog(irg); + be_gas_emit_function_prolog(entity, 4); + irg_block_walk_graph(irg, arm_gen_labels, NULL, NULL); n = ARR_LEN(blk_sched); @@ -1225,6 +1150,7 @@ void arm_gen_routine(const arm_code_gen_t *arm_cg, ir_graph *irg) { last_block = block; } + be_gas_emit_function_epilog(entity); be_dbg_method_end(); /* emit SymConst values */