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riscv-gcc-1
Commit 0d7e5af1 by Richard Henderson Committed by Richard Henderson
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m68hc11.c (TARGET_TRAMPOLINE_INIT): New. 

	* config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
	(m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
	make static; update for hook parameters.
	* config/m68hc11/m68hc11-protos.h: Update.
	* config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.

From-SVN: r151998
parent 1548bf05
Showing with 37 additions and 26 deletions
gcc/ChangeLog
......@@ -135,6 +135,12 @@
* config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
m32r_trampoline_init.
* config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
(m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
make static; update for hook parameters.
* config/m68hc11/m68hc11-protos.h: Update.
* config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2009-09-22 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
......
gcc/config/m68hc11/m68hc11-protos.h
......@@ -43,8 +43,6 @@ extern void m68hc11_function_arg_advance (CUMULATIVE_ARGS*,
#ifdef RTX_CODE
extern int m68hc11_auto_inc_p (rtx);
extern void m68hc11_initialize_trampoline (rtx, rtx, rtx);
extern rtx m68hc11_expand_compare_and_branch (enum rtx_code, rtx, rtx, rtx);
extern enum reg_class preferred_reload_class (rtx, enum reg_class);
......
gcc/config/m68hc11/m68hc11.c
......@@ -92,6 +92,7 @@ static void m68hc11_init_libfuncs (void);
static rtx m68hc11_struct_value_rtx (tree, int);
static bool m68hc11_return_in_memory (const_tree, const_tree);
static bool m68hc11_can_eliminate (const int, const int);
static void m68hc11_trampoline_init (rtx, tree, rtx);
/* Must be set to 1 to produce debug messages. */
int debug_m6811 = 0;
......@@ -282,6 +283,9 @@ static const struct attribute_spec m68hc11_attribute_table[] =
#undef TARGET_CAN_ELIMINATE
#define TARGET_CAN_ELIMINATE m68hc11_can_eliminate
#undef TARGET_TRAMPOLINE_INIT
#define TARGET_TRAMPOLINE_INIT m68hc11_trampoline_init
struct gcc_target targetm = TARGET_INITIALIZER;
int
......@@ -1072,39 +1076,49 @@ symbolic_memory_operand (rtx op, enum machine_mode mode)
jmp FNADDR
*/
void
m68hc11_initialize_trampoline (rtx tramp, rtx fnaddr, rtx cxt)
static void
m68hc11_trampoline_init (rtx m_tramp, tree fndecl, rtx cxt)
{
const char *static_chain_reg = reg_names[STATIC_CHAIN_REGNUM];
rtx fnaddr = XEXP (DECL_RTL (fndecl), 0);
rtx mem;
/* Skip the '*'. */
if (*static_chain_reg == '*')
static_chain_reg++;
if (TARGET_M6811)
{
emit_move_insn (gen_rtx_MEM (HImode, tramp), GEN_INT (0x18ce));
emit_move_insn (gen_rtx_MEM (HImode, plus_constant (tramp, 2)), cxt);
emit_move_insn (gen_rtx_MEM (HImode, plus_constant (tramp, 4)),
GEN_INT (0x18df));
emit_move_insn (gen_rtx_MEM (QImode, plus_constant (tramp, 6)),
mem = adjust_address (m_tramp, HImode, 0);
emit_move_insn (mem, GEN_INT (0x18ce));
mem = adjust_address (m_tramp, HImode, 2);
emit_move_insn (mem, cxt);
mem = adjust_address (m_tramp, HImode, 4);
emit_move_insn (mem, GEN_INT (0x18df));
mem = adjust_address (m_tramp, QImode, 6);
emit_move_insn (mem,
gen_rtx_CONST (QImode,
gen_rtx_SYMBOL_REF (Pmode,
static_chain_reg)));
emit_move_insn (gen_rtx_MEM (QImode, plus_constant (tramp, 7)),
GEN_INT (0x7e));
emit_move_insn (gen_rtx_MEM (HImode, plus_constant (tramp, 8)), fnaddr);
mem = adjust_address (m_tramp, QImode, 7);
emit_move_insn (mem, GEN_INT (0x7e));
mem = adjust_address (m_tramp, HImode, 8);
emit_move_insn (mem, fnaddr);
}
else
{
emit_move_insn (gen_rtx_MEM (HImode, tramp), GEN_INT (0x1803));
emit_move_insn (gen_rtx_MEM (HImode, plus_constant (tramp, 2)), cxt);
emit_move_insn (gen_rtx_MEM (HImode, plus_constant (tramp, 4)),
mem = adjust_address (m_tramp, HImode, 0);
emit_move_insn (mem, GEN_INT (0x1803));
mem = adjust_address (m_tramp, HImode, 2);
emit_move_insn (mem, cxt);
mem = adjust_address (m_tramp, HImode, 4);
emit_move_insn (mem,
gen_rtx_CONST (HImode,
gen_rtx_SYMBOL_REF (Pmode,
static_chain_reg)));
emit_move_insn (gen_rtx_MEM (QImode, plus_constant (tramp, 6)),
GEN_INT (0x06));
emit_move_insn (gen_rtx_MEM (HImode, plus_constant (tramp, 7)), fnaddr);
mem = adjust_address (m_tramp, QImode, 6);
emit_move_insn (mem, GEN_INT (0x06));
mem = adjust_address (m_tramp, HImode, 7);
emit_move_insn (mem, fnaddr);
}
}
......
gcc/config/m68hc11/m68hc11.h
......@@ -1005,17 +1005,10 @@ typedef struct m68hc11_args
for profiling a function entry. */
#define FUNCTION_PROFILER(FILE, LABELNO) \
fprintf (FILE, "\tldy\t.LP%d\n\tjsr mcount\n", (LABELNO))
/* Length in units of the trampoline for entering a nested function. */
#define TRAMPOLINE_SIZE (TARGET_M6811 ? 11 : 9)
/* 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(TRAMP, FNADDR, CXT) \
m68hc11_initialize_trampoline ((TRAMP), (FNADDR), (CXT))
/* Addressing modes, and classification of registers for them. */
......
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