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;
#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;
\f
int
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);
}
}
\f
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))
-
\f
/* Addressing modes, and classification of registers for them. */