}
}
-/* Emit the sequence of insns SEQ while preserving the register REG. */
+/* Emit the sequence of insns SEQ while preserving the registers. */
static void
-emit_and_preserve (rtx seq, rtx reg)
+emit_and_preserve (rtx seq, rtx reg, rtx reg2)
{
+ /* STACK_BOUNDARY guarantees that this is a 2-word slot. */
rtx slot = gen_rtx_MEM (word_mode,
plus_constant (stack_pointer_rtx, SPARC_STACK_BIAS));
emit_insn (gen_stack_pointer_dec (GEN_INT (STACK_BOUNDARY/BITS_PER_UNIT)));
emit_insn (gen_rtx_SET (VOIDmode, slot, reg));
+ if (reg2)
+ emit_insn (gen_rtx_SET (VOIDmode,
+ adjust_address (slot, word_mode, UNITS_PER_WORD),
+ reg2));
emit_insn (seq);
+ if (reg2)
+ emit_insn (gen_rtx_SET (VOIDmode,
+ reg2,
+ adjust_address (slot, word_mode, UNITS_PER_WORD)));
emit_insn (gen_rtx_SET (VOIDmode, reg, slot));
emit_insn (gen_stack_pointer_inc (GEN_INT (STACK_BOUNDARY/BITS_PER_UNIT)));
}
{
/* The hoops we have to jump through in order to generate a sibcall
without using delay slots... */
- rtx spill_reg, seq, scratch = gen_rtx_REG (Pmode, 1);
+ rtx spill_reg, spill_reg2, seq, scratch = gen_rtx_REG (Pmode, 1);
if (flag_pic)
{
spill_reg = gen_rtx_REG (word_mode, 15); /* %o7 */
+ spill_reg2 = gen_rtx_REG (word_mode, PIC_OFFSET_TABLE_REGNUM);
start_sequence ();
/* Delay emitting the PIC helper function because it needs to
change the section and we are emitting assembly code. */
scratch = legitimize_pic_address (funexp, Pmode, scratch);
seq = get_insns ();
end_sequence ();
- emit_and_preserve (seq, spill_reg);
+ emit_and_preserve (seq, spill_reg, spill_reg2);
}
else if (TARGET_ARCH32)
{
sparc_emit_set_symbolic_const64 (scratch, funexp, spill_reg);
seq = get_insns ();
end_sequence ();
- emit_and_preserve (seq, spill_reg);
+ emit_and_preserve (seq, spill_reg, 0);
break;
default: