#endif
#endif
+#if DO_FRAME_NOTES
+#define FRP(INSN) \
+ do \
+ { \
+ rtx insn = INSN; \
+ RTX_FRAME_RELATED_P (insn) = 1; \
+ } \
+ while (0)
+#else
+#define FRP(INSN) INSN
+#endif
+
#ifndef FUNC_BEGIN_PROLOG_LABEL
#define FUNC_BEGIN_PROLOG_LABEL "LFBP"
#endif
static int compute_movstrsi_length PARAMS ((rtx));
static bool pa_assemble_integer PARAMS ((rtx, unsigned int, int));
static void remove_useless_addtr_insns PARAMS ((rtx, int));
-static rtx store_reg PARAMS ((int, int, int));
-static rtx load_reg PARAMS ((int, int, int));
-static rtx set_reg_plus_d PARAMS ((int, int, int));
+static void store_reg PARAMS ((int, int, int));
+static void load_reg PARAMS ((int, int, int));
+static void set_reg_plus_d PARAMS ((int, int, int));
static void pa_output_function_epilogue PARAMS ((FILE *, HOST_WIDE_INT));
static int pa_adjust_cost PARAMS ((rtx, rtx, rtx, int));
static int pa_adjust_priority PARAMS ((rtx, int));
Note in DISP > 8k case, we will leave the high part of the address
in %r1. There is code in expand_hppa_{prologue,epilogue} that knows this.*/
-static rtx
+static void
store_reg (reg, disp, base)
int reg, disp, base;
{
- rtx i, dest, src, basereg;
+ rtx insn, dest, src, basereg;
src = gen_rtx_REG (word_mode, reg);
basereg = gen_rtx_REG (Pmode, base);
if (VAL_14_BITS_P (disp))
{
dest = gen_rtx_MEM (word_mode, plus_constant (basereg, disp));
- i = emit_move_insn (dest, src);
+ insn = emit_move_insn (dest, src);
}
else
{
rtx tmpreg = gen_rtx_REG (Pmode, 1);
emit_move_insn (tmpreg, high);
dest = gen_rtx_MEM (word_mode, gen_rtx_LO_SUM (Pmode, tmpreg, delta));
- i = emit_move_insn (dest, src);
+ insn = emit_move_insn (dest, src);
+ if (DO_FRAME_NOTES)
+ {
+ REG_NOTES (insn)
+ = gen_rtx_EXPR_LIST (REG_FRAME_RELATED_EXPR,
+ gen_rtx_SET (VOIDmode,
+ gen_rtx_MEM (word_mode,
+ gen_rtx_PLUS (word_mode, basereg,
+ delta)),
+ src),
+ REG_NOTES (insn));
+ }
}
- return i;
+
+ if (DO_FRAME_NOTES)
+ RTX_FRAME_RELATED_P (insn) = 1;
}
/* Emit RTL to set REG to the value specified by BASE+DISP.
Note in DISP > 8k case, we will leave the high part of the address
in %r1. There is code in expand_hppa_{prologue,epilogue} that knows this.*/
-static rtx
+static void
set_reg_plus_d (reg, base, disp)
int reg, base, disp;
{
- rtx i;
+ rtx insn;
if (VAL_14_BITS_P (disp))
{
- i = emit_move_insn (gen_rtx_REG (Pmode, reg),
- plus_constant (gen_rtx_REG (Pmode, base), disp));
+ insn = emit_move_insn (gen_rtx_REG (Pmode, reg),
+ plus_constant (gen_rtx_REG (Pmode, base), disp));
}
else
{
+ rtx basereg = gen_rtx_REG (Pmode, base);
rtx delta = GEN_INT (disp);
+
emit_move_insn (gen_rtx_REG (Pmode, 1),
- gen_rtx_PLUS (Pmode, gen_rtx_REG (Pmode, base),
+ gen_rtx_PLUS (Pmode, basereg,
gen_rtx_HIGH (Pmode, delta)));
- i = emit_move_insn (gen_rtx_REG (Pmode, reg),
- gen_rtx_LO_SUM (Pmode, gen_rtx_REG (Pmode, 1),
- delta));
+ insn = emit_move_insn (gen_rtx_REG (Pmode, reg),
+ gen_rtx_LO_SUM (Pmode, gen_rtx_REG (Pmode, 1),
+ delta));
}
- return i;
+
+ if (DO_FRAME_NOTES && reg == STACK_POINTER_REGNUM)
+ RTX_FRAME_RELATED_P (insn) = 1;
}
int
remove_useless_addtr_insns (get_insns (), 0);
}
-#if DO_FRAME_NOTES
-#define FRP(INSN) \
- do \
- { \
- rtx insn = INSN; \
- RTX_FRAME_RELATED_P (insn) = 1; \
- } \
- while (0)
-#else
-#define FRP(INSN) INSN
-#endif
-
void
hppa_expand_prologue ()
{
always be stored into the caller's frame at sp - 20 or sp - 16
depending on which ABI is in use. */
if (regs_ever_live[2])
- FRP (store_reg (2, TARGET_64BIT ? -16 : -20, STACK_POINTER_REGNUM));
+ store_reg (2, TARGET_64BIT ? -16 : -20, STACK_POINTER_REGNUM);
/* Allocate the local frame and set up the frame pointer if needed. */
if (actual_fsize != 0)
REG_NOTES (insn));
}
- FRP (set_reg_plus_d (STACK_POINTER_REGNUM,
- STACK_POINTER_REGNUM,
- adjust2));
+ set_reg_plus_d (STACK_POINTER_REGNUM, STACK_POINTER_REGNUM,
+ adjust2);
}
/* Prevent register spills from being scheduled before the
stack pointer is raised. Necessary as we will be storing
/* Can not optimize. Adjust the stack frame by actual_fsize
bytes. */
else
- FRP (set_reg_plus_d (STACK_POINTER_REGNUM,
- STACK_POINTER_REGNUM,
- actual_fsize));
+ set_reg_plus_d (STACK_POINTER_REGNUM, STACK_POINTER_REGNUM,
+ actual_fsize);
}
}
for (i = 18, offset = local_fsize; i >= 4; i--)
if (regs_ever_live[i] && ! call_used_regs[i])
{
- FRP (store_reg (i, offset, FRAME_POINTER_REGNUM));
+ store_reg (i, offset, FRAME_POINTER_REGNUM);
offset += UNITS_PER_WORD;
gr_saved++;
}
delta)));
}
else
- FRP (store_reg (i, offset, STACK_POINTER_REGNUM));
+ store_reg (i, offset, STACK_POINTER_REGNUM);
offset += UNITS_PER_WORD;
gr_saved++;
}
/* If we wanted to merge the SP adjustment with a GR save, but we never
did any GR saves, then just emit the adjustment here. */
if (merge_sp_adjust_with_store)
- FRP (set_reg_plus_d (STACK_POINTER_REGNUM,
- STACK_POINTER_REGNUM,
- actual_fsize));
+ set_reg_plus_d (STACK_POINTER_REGNUM, STACK_POINTER_REGNUM,
+ actual_fsize);
}
/* The hppa calling conventions say that %r19, the pic offset
/* First get the frame or stack pointer to the start of the FP register
save area. */
if (frame_pointer_needed)
- FRP (set_reg_plus_d (1, FRAME_POINTER_REGNUM, offset));
+ set_reg_plus_d (1, FRAME_POINTER_REGNUM, offset);
else
- FRP (set_reg_plus_d (1, STACK_POINTER_REGNUM, offset));
+ set_reg_plus_d (1, STACK_POINTER_REGNUM, offset);
/* Now actually save the FP registers. */
for (i = FP_SAVED_REG_LAST; i >= FP_SAVED_REG_FIRST; i -= FP_REG_STEP)
if (regs_ever_live[i]
|| (! TARGET_64BIT && regs_ever_live[i + 1]))
{
- rtx addr, reg;
+ rtx addr, insn, reg;
addr = gen_rtx_MEM (DFmode, gen_rtx_POST_INC (DFmode, tmpreg));
reg = gen_rtx_REG (DFmode, i);
- FRP (emit_move_insn (addr, reg));
+ insn = emit_move_insn (addr, reg);
+ if (DO_FRAME_NOTES)
+ {
+ RTX_FRAME_RELATED_P (insn) = 1;
+ REG_NOTES (insn)
+ = gen_rtx_EXPR_LIST (REG_FRAME_RELATED_EXPR,
+ gen_rtx_SET (VOIDmode,
+ gen_rtx_MEM (DFmode,
+ plus_constant (stack_pointer_rtx,
+ offset)),
+ reg),
+ REG_NOTES (insn));
+ }
+ offset += GET_MODE_SIZE (DFmode);
fr_saved++;
}
}
}
}
-/* ?!? Do we want frame notes in the epilogue yet? */
-#undef DO_FRAME_NOTES
-#define DO_FRAME_NOTES 0
-#undef FRP
-#define FRP(INSN) INSN
-
/* Emit RTL to load REG from the memory location specified by BASE+DISP.
Handle case where DISP > 8k by using the add_high_const patterns. */
-static rtx
+static void
load_reg (reg, disp, base)
int reg, disp, base;
{
- rtx i, src, dest, basereg;
+ rtx src, dest, basereg;
dest = gen_rtx_REG (word_mode, reg);
basereg = gen_rtx_REG (Pmode, base);
if (VAL_14_BITS_P (disp))
{
src = gen_rtx_MEM (word_mode, plus_constant (basereg, disp));
- i = emit_move_insn (dest, src);
+ emit_move_insn (dest, src);
}
else
{
rtx tmpreg = gen_rtx_REG (Pmode, 1);
emit_move_insn (tmpreg, high);
src = gen_rtx_MEM (word_mode, gen_rtx_LO_SUM (Pmode, tmpreg, delta));
- i = emit_move_insn (dest, src);
+ emit_move_insn (dest, src);
}
- return i;
}
/* This function generates the assembly code for function exit.
ret_off = TARGET_64BIT ? -16 : -20;
if (frame_pointer_needed)
{
- FRP (load_reg (2, ret_off, FRAME_POINTER_REGNUM));
+ load_reg (2, ret_off, FRAME_POINTER_REGNUM);
ret_off = 0;
}
else
/* No frame pointer, and stack is smaller than 8k. */
if (VAL_14_BITS_P (ret_off - actual_fsize))
{
- FRP (load_reg (2, ret_off - actual_fsize, STACK_POINTER_REGNUM));
+ load_reg (2, ret_off - actual_fsize, STACK_POINTER_REGNUM);
ret_off = 0;
}
}
for (i = 18, offset = local_fsize; i >= 4; i--)
if (regs_ever_live[i] && ! call_used_regs[i])
{
- FRP (load_reg (i, offset, FRAME_POINTER_REGNUM));
+ load_reg (i, offset, FRAME_POINTER_REGNUM);
offset += UNITS_PER_WORD;
}
}
&& VAL_14_BITS_P (-actual_fsize))
merge_sp_adjust_with_load = i;
else
- FRP (load_reg (i, offset, STACK_POINTER_REGNUM));
+ load_reg (i, offset, STACK_POINTER_REGNUM);
offset += UNITS_PER_WORD;
}
}
{
/* Adjust the register to index off of. */
if (frame_pointer_needed)
- FRP (set_reg_plus_d (1, FRAME_POINTER_REGNUM, offset));
+ set_reg_plus_d (1, FRAME_POINTER_REGNUM, offset);
else
- FRP (set_reg_plus_d (1, STACK_POINTER_REGNUM, offset));
+ set_reg_plus_d (1, STACK_POINTER_REGNUM, offset);
/* Actually do the restores now. */
for (i = FP_SAVED_REG_LAST; i >= FP_SAVED_REG_FIRST; i -= FP_REG_STEP)
{
rtx src = gen_rtx_MEM (DFmode, gen_rtx_POST_INC (DFmode, tmpreg));
rtx dest = gen_rtx_REG (DFmode, i);
- FRP (emit_move_insn (dest, src));
+ emit_move_insn (dest, src);
}
}
if (frame_pointer_needed)
{
rtx delta = GEN_INT (-64);
- FRP (set_reg_plus_d (STACK_POINTER_REGNUM, FRAME_POINTER_REGNUM, 64));
- FRP (emit_insn (gen_pre_load (frame_pointer_rtx,
- stack_pointer_rtx,
- delta)));
+ rtx insn;
+ set_reg_plus_d (STACK_POINTER_REGNUM, FRAME_POINTER_REGNUM, 64);
+ insn = emit_insn (gen_pre_load (frame_pointer_rtx, stack_pointer_rtx,
+ delta));
+ if (DO_FRAME_NOTES)
+ {
+ RTX_FRAME_RELATED_P (insn) = 1;
+ REG_NOTES (insn)
+ = gen_rtx_EXPR_LIST (REG_FRAME_RELATED_EXPR,
+ gen_rtx_SET (VOIDmode, stack_pointer_rtx,
+ gen_rtx_PLUS (word_mode, stack_pointer_rtx,
+ delta)),
+ REG_NOTES (insn));
+ }
}
/* If we were deferring a callee register restore, do it now. */
else if (merge_sp_adjust_with_load)
{
rtx delta = GEN_INT (-actual_fsize);
rtx dest = gen_rtx_REG (word_mode, merge_sp_adjust_with_load);
- FRP (emit_insn (gen_pre_load (dest, stack_pointer_rtx, delta)));
+ rtx insn = emit_insn (gen_pre_load (dest, stack_pointer_rtx, delta));
+ if (DO_FRAME_NOTES)
+ {
+ RTX_FRAME_RELATED_P (insn) = 1;
+ REG_NOTES (insn)
+ = gen_rtx_EXPR_LIST (REG_FRAME_RELATED_EXPR,
+ gen_rtx_SET (VOIDmode, stack_pointer_rtx,
+ gen_rtx_PLUS (word_mode, stack_pointer_rtx,
+ delta)),
+ REG_NOTES (insn));
+ }
}
else if (actual_fsize != 0)
- FRP (set_reg_plus_d (STACK_POINTER_REGNUM,
- STACK_POINTER_REGNUM,
- - actual_fsize));
+ set_reg_plus_d (STACK_POINTER_REGNUM, STACK_POINTER_REGNUM, - actual_fsize);
/* If we haven't restored %r2 yet (no frame pointer, and a stack
frame greater than 8k), do so now. */
if (ret_off != 0)
- FRP (load_reg (2, ret_off, STACK_POINTER_REGNUM));
+ load_reg (2, ret_off, STACK_POINTER_REGNUM);
}
rtx
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