update for hook parameters.
* config/mep/mep-protos.h (mep_init_trampoline): Remove.
+ * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
+ mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
+ mips_trampoline_init): New.
+ * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
+ mips_asm_trampoline_template.
+ (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
+ update for hook parameters.
+
2009-09-22 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
if (mips_need_noat_wrapper_p (insn, opvec, noperands))
mips_pop_asm_switch (&mips_noat);
}
+\f
+/* Implement TARGET_ASM_TRAMPOLINE_TEMPLATE. */
+
+static void
+mips_asm_trampoline_template (FILE *f)
+{
+ if (ptr_mode == DImode)
+ fprintf (f, "\t.word\t0x03e0082d\t\t# dmove $1,$31\n");
+ else
+ 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 (ptr_mode == DImode)
+ {
+ fprintf (f, "\t.word\t0xdff90014\t\t# ld $25,20($31)\n");
+ fprintf (f, "\t.word\t0xdfef001c\t\t# ld $15,28($31)\n");
+ }
+ else
+ {
+ fprintf (f, "\t.word\t0x8ff90010\t\t# lw $25,16($31)\n");
+ fprintf (f, "\t.word\t0x8fef0014\t\t# lw $15,20($31)\n");
+ }
+ fprintf (f, "\t.word\t0x03200008\t\t# jr $25\n");
+ if (ptr_mode == DImode)
+ {
+ fprintf (f, "\t.word\t0x0020f82d\t\t# dmove $31,$1\n");
+ fprintf (f, "\t.word\t0x00000000\t\t# <padding>\n");
+ fprintf (f, "\t.dword\t0x00000000\t\t# <function address>\n");
+ fprintf (f, "\t.dword\t0x00000000\t\t# <static chain value>\n");
+ }
+ else
+ {
+ fprintf (f, "\t.word\t0x0020f821\t\t# move $31,$1\n");
+ fprintf (f, "\t.word\t0x00000000\t\t# <function address>\n");
+ fprintf (f, "\t.word\t0x00000000\t\t# <static chain value>\n");
+ }
+}
+
+/* Implement TARGET_TRAMPOLINE_INIT. */
+
+static void
+mips_trampoline_init (rtx m_tramp, tree fndecl, rtx chain_value)
+{
+ rtx fnaddr = XEXP (DECL_RTL (fndecl), 0);
+ rtx mem, addr, end_addr;
+
+ emit_block_move (m_tramp, assemble_trampoline_template (),
+ GEN_INT (TRAMPOLINE_SIZE), BLOCK_OP_NORMAL);
+
+ mem = adjust_address (m_tramp, ptr_mode, ptr_mode == DImode ? 32 : 28);
+ mips_emit_move (mem, force_reg (ptr_mode, fnaddr));
+ mem = adjust_address (mem, ptr_mode, GET_MODE_SIZE (ptr_mode));
+ mips_emit_move (mem, force_reg (ptr_mode, chain_value));
+
+ addr = force_reg (ptr_mode, XEXP (m_tramp, 0));
+ end_addr = gen_reg_rtx (ptr_mode);
+ emit_insn (gen_add3_insn (end_addr, addr, GEN_INT (TRAMPOLINE_SIZE)));
+ emit_insn (gen_clear_cache (addr, end_addr));
+}
+
\f
/* Initialize the GCC target structure. */
#undef TARGET_ASM_ALIGNED_HI_OP
#undef TARGET_CAN_ELIMINATE
#define TARGET_CAN_ELIMINATE mips_can_eliminate
+#undef TARGET_ASM_TRAMPOLINE_TEMPLATE
+#define TARGET_ASM_TRAMPOLINE_TEMPLATE mips_asm_trampoline_template
+#undef TARGET_TRAMPOLINE_INIT
+#define TARGET_TRAMPOLINE_INIT mips_trampoline_init
+
struct gcc_target targetm = TARGET_INITIALIZER;
\f
#include "gt-mips.h"
#define EXIT_IGNORE_STACK 1
\f
-/* 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) \
-{ \
- if (ptr_mode == DImode) \
- fprintf (STREAM, "\t.word\t0x03e0082d\t\t# dmove $1,$31\n"); \
- else \
- 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 (ptr_mode == DImode) \
- { \
- fprintf (STREAM, "\t.word\t0xdff90014\t\t# ld $25,20($31)\n"); \
- fprintf (STREAM, "\t.word\t0xdfef001c\t\t# ld $15,28($31)\n"); \
- } \
- else \
- { \
- fprintf (STREAM, "\t.word\t0x8ff90010\t\t# lw $25,16($31)\n"); \
- fprintf (STREAM, "\t.word\t0x8fef0014\t\t# lw $15,20($31)\n"); \
- } \
- fprintf (STREAM, "\t.word\t0x03200008\t\t# jr $25\n"); \
- if (ptr_mode == DImode) \
- { \
- fprintf (STREAM, "\t.word\t0x0020f82d\t\t# dmove $31,$1\n"); \
- fprintf (STREAM, "\t.word\t0x00000000\t\t# <padding>\n"); \
- fprintf (STREAM, "\t.dword\t0x00000000\t\t# <function address>\n"); \
- fprintf (STREAM, "\t.dword\t0x00000000\t\t# <static chain value>\n"); \
- } \
- else \
- { \
- fprintf (STREAM, "\t.word\t0x0020f821\t\t# move $31,$1\n"); \
- fprintf (STREAM, "\t.word\t0x00000000\t\t# <function address>\n"); \
- fprintf (STREAM, "\t.word\t0x00000000\t\t# <static chain value>\n"); \
- } \
-}
-
/* A C expression for the size in bytes of the trampoline, as an
integer. */
#define TRAMPOLINE_ALIGNMENT GET_MODE_BITSIZE (ptr_mode)
-/* INITIALIZE_TRAMPOLINE calls this library function to flush
+/* mips_trampoline_init calls this library function to flush
program and data caches. */
#ifndef CACHE_FLUSH_FUNC
LCT_NORMAL, VOIDmode, 3, ADDR, Pmode, SIZE, Pmode, \
GEN_INT (3), TYPE_MODE (integer_type_node))
-/* A C statement to initialize the variable parts of a trampoline.
- ADDR is an RTX for the address of the trampoline; FNADDR is an
- RTX for the address of the nested function; STATIC_CHAIN is an
- RTX for the static chain value that should be passed to the
- function when it is called. */
-
-#define INITIALIZE_TRAMPOLINE(ADDR, FUNC, CHAIN) \
-{ \
- rtx func_addr, chain_addr, end_addr; \
- \
- func_addr = plus_constant (ADDR, ptr_mode == DImode ? 32 : 28); \
- chain_addr = plus_constant (func_addr, GET_MODE_SIZE (ptr_mode)); \
- mips_emit_move (gen_rtx_MEM (ptr_mode, func_addr), FUNC); \
- mips_emit_move (gen_rtx_MEM (ptr_mode, chain_addr), CHAIN); \
- end_addr = gen_reg_rtx (Pmode); \
- emit_insn (gen_add3_insn (end_addr, copy_rtx (ADDR), \
- GEN_INT (TRAMPOLINE_SIZE))); \
- emit_insn (gen_clear_cache (copy_rtx (ADDR), end_addr)); \
-}
\f
/* Addressing modes, and classification of registers for them. */
git://gcc.gnu.org / gcc.git / commitdiff