* config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New. (TARGET_TRAMPOLINE_INIT): New. (iq2000_asm_trampoline_template, iq2000_trampoline_init): New. * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to iq2000_asm_trampoline_template. (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init. (TRAMPOLINE_CODE_SIZE): New. (TRAMPOLINE_SIZE): Use it. (TRAMPOLINE_ALIGNMENT): Follow Pmode. diff --git a/gcc/config/iq2000/iq2000.c b/gcc/config/iq2000/iq2000.c index 85a8e5a..2e2f29a 100644 --- a/gcc/config/iq2000/iq2000.c +++ b/gcc/config/iq2000/iq2000.c @@ -166,6 +166,8 @@ static int iq2000_arg_partial_bytes (CUMULATIVE_ARGS *, enum machine_mode, static void iq2000_va_start (tree, rtx); static bool iq2000_legitimate_address_p (enum machine_mode, rtx, bool); static bool iq2000_can_eliminate (const int, const int); +static void iq2000_asm_trampoline_template (FILE *); +static void iq2000_trampoline_init (rtx, tree, rtx); #undef TARGET_INIT_BUILTINS #define TARGET_INIT_BUILTINS iq2000_init_builtins @@ -218,6 +220,11 @@ static bool iq2000_can_eliminate (const int, const int); #undef TARGET_CAN_ELIMINATE #define TARGET_CAN_ELIMINATE iq2000_can_eliminate +#undef TARGET_ASM_TRAMPOLINE_TEMPLATE +#define TARGET_ASM_TRAMPOLINE_TEMPLATE iq2000_asm_trampoline_template +#undef TARGET_TRAMPOLINE_INIT +#define TARGET_TRAMPOLINE_INIT iq2000_trampoline_init + struct gcc_target targetm = TARGET_INITIALIZER; /* Return nonzero if we split the address into high and low parts. */ @@ -3410,4 +3417,47 @@ iq2000_rtx_costs (rtx x, int code, int outer_code ATTRIBUTE_UNUSED, int * total, return true; } +/* Worker for TARGET_ASM_TRAMPOLINE_TEMPLATE. */ + +static void +iq2000_asm_trampoline_template (FILE *f) +{ + fprintf (f, "\t.word\t0x03e00821\t\t# move $1,$31\n"); + fprintf (f, "\t.word\t0x04110001\t\t# bgezal $0,.+8\n"); + fprintf (f, "\t.word\t0x00000000\t\t# nop\n"); + if (Pmode == DImode) + { + fprintf (f, "\t.word\t0xdfe30014\t\t# ld $3,20($31)\n"); + fprintf (f, "\t.word\t0xdfe2001c\t\t# ld $2,28($31)\n"); + } + else + { + fprintf (f, "\t.word\t0x8fe30014\t\t# lw $3,20($31)\n"); + fprintf (f, "\t.word\t0x8fe20018\t\t# lw $2,24($31)\n"); + } + fprintf (f, "\t.word\t0x0060c821\t\t# move $25,$3 (abicalls)\n"); + fprintf (f, "\t.word\t0x00600008\t\t# jr $3\n"); + fprintf (f, "\t.word\t0x0020f821\t\t# move $31,$1\n"); + fprintf (f, "\t.word\t0x00000000\t\t# \n"); + fprintf (f, "\t.word\t0x00000000\t\t# \n"); +} + +/* Worker for TARGET_TRAMPOLINE_INIT. */ + +static void +iq2000_trampoline_init (rtx m_tramp, tree fndecl, rtx chain_value) +{ + rtx fnaddr = XEXP (DECL_RTL (fndecl), 0); + rtx mem; + + emit_block_move (m_tramp, assemble_trampoline_template (), + GEN_INT (TRAMPOLINE_CODE_SIZE), BLOCK_OP_NORMAL); + + mem = adjust_address (m_tramp, Pmode, TRAMPOLINE_CODE_SIZE); + emit_move_insn (mem, fnaddr); + mem = adjust_address (m_tramp, Pmode, + TRAMPOLINE_CODE_SIZE + GET_MODE_SIZE (Pmode)); + emit_move_insn (mem, chain_value); +} + #include "gt-iq2000.h" diff --git a/gcc/config/iq2000/iq2000.h b/gcc/config/iq2000/iq2000.h index 43bacfd..4dadbdb 100644 --- a/gcc/config/iq2000/iq2000.h +++ b/gcc/config/iq2000/iq2000.h @@ -469,43 +469,9 @@ typedef struct iq2000_args /* Trampolines for Nested Functions. */ -/* A C statement to output, on the stream FILE, assembler code for a - block of data that contains the constant parts of a trampoline. - This code should not include a label--the label is taken care of - automatically. */ - -#define TRAMPOLINE_TEMPLATE(STREAM) \ -{ \ - fprintf (STREAM, "\t.word\t0x03e00821\t\t# move $1,$31\n"); \ - fprintf (STREAM, "\t.word\t0x04110001\t\t# bgezal $0,.+8\n"); \ - fprintf (STREAM, "\t.word\t0x00000000\t\t# nop\n"); \ - if (Pmode == DImode) \ - { \ - fprintf (STREAM, "\t.word\t0xdfe30014\t\t# ld $3,20($31)\n"); \ - fprintf (STREAM, "\t.word\t0xdfe2001c\t\t# ld $2,28($31)\n"); \ - } \ - else \ - { \ - fprintf (STREAM, "\t.word\t0x8fe30014\t\t# lw $3,20($31)\n"); \ - fprintf (STREAM, "\t.word\t0x8fe20018\t\t# lw $2,24($31)\n"); \ - } \ - fprintf (STREAM, "\t.word\t0x0060c821\t\t# move $25,$3 (abicalls)\n"); \ - fprintf (STREAM, "\t.word\t0x00600008\t\t# jr $3\n"); \ - fprintf (STREAM, "\t.word\t0x0020f821\t\t# move $31,$1\n"); \ - fprintf (STREAM, "\t.word\t0x00000000\t\t# \n"); \ - fprintf (STREAM, "\t.word\t0x00000000\t\t# \n"); \ -} - -#define TRAMPOLINE_SIZE (40) - -#define TRAMPOLINE_ALIGNMENT 32 - -#define INITIALIZE_TRAMPOLINE(ADDR, FUNC, CHAIN) \ -{ \ - rtx addr = ADDR; \ - emit_move_insn (gen_rtx_MEM (SImode, plus_constant (addr, 32)), FUNC); \ - emit_move_insn (gen_rtx_MEM (SImode, plus_constant (addr, 36)), CHAIN);\ -} +#define TRAMPOLINE_CODE_SIZE (8*4) +#define TRAMPOLINE_SIZE (TRAMPOLINE_CODE_SIZE + 2*GET_MODE_SIZE (Pmode)) +#define TRAMPOLINE_ALIGNMENT GET_MODE_ALIGNMENT (Pmode) /* Addressing Modes. */