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arm.md: Use MEM_COPY_ATTRIBUTES where appropriate throughout.

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* arm.md: Use MEM_COPY_ATTRIBUTES where appropriate throughout.
	Pass MEM_SCALAR_P to arm_gen_store_multiple where appropriate.

From-SVN: r24787
This commit is contained in:
Mark Mitchell 1999-01-20 12:52:32 +00:00 committed by Mark Mitchell
parent d2551ee467
commit 876d1fa3ba
2 changed files with 18 additions and 20 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
Wed Jan 20 12:51:42 1999 Mark Mitchell <mark@markmitchell.com>
* arm.md: Use MEM_COPY_ATTRIBUTES where appropriate throughout.
Pass MEM_SCALAR_P to arm_gen_store_multiple where appropriate.
Tue Jan 19 21:20:52 1999 Richard Henderson <rth@cygnus.com>
* recog.c (pop_operand): New function.

33
gcc/config/arm/arm.md
View File

@ -2286,12 +2286,10 @@
rtx addr = copy_to_mode_reg (SImode, XEXP (operands[1], 0));
mem1 = gen_rtx (MEM, QImode, addr);
MEM_VOLATILE_P (mem1) = MEM_VOLATILE_P (operands[1]);
MEM_IN_STRUCT_P (mem1) = MEM_IN_STRUCT_P (operands[1]);
MEM_COPY_ATTRIBUTES (mem1, operands[1]);
RTX_UNCHANGING_P (mem1) = RTX_UNCHANGING_P (operands[1]);
mem2 = gen_rtx (MEM, QImode, plus_constant (addr, 1));
MEM_VOLATILE_P (mem2) = MEM_VOLATILE_P (operands[1]);
MEM_IN_STRUCT_P (mem2) = MEM_IN_STRUCT_P (operands[1]);
MEM_COPY_ATTRIBUTES (mem2, operands[1]);
RTX_UNCHANGING_P (mem2) = RTX_UNCHANGING_P (operands[1]);
operands[0] = gen_lowpart (SImode, operands[0]);
operands[1] = mem1;
@ -2400,8 +2398,7 @@
operands[3] = gen_rtx (REG, SImode, REGNO (operands[0]));
operands[2] = gen_rtx (MEM, QImode, operands[3]);
MEM_VOLATILE_P (operands[2]) = MEM_VOLATILE_P (operands[1]);
MEM_IN_STRUCT_P (operands[2]) = MEM_IN_STRUCT_P (operands[1]);
MEM_COPY_ATTRIBUTES (operands[2], operands[1]);
RTX_UNCHANGING_P (operands[2]) = RTX_UNCHANGING_P (operands[1]);
operands[1] = XEXP (operands[1], 0);
if (GET_CODE (operands[1]) == PLUS
@ -2471,8 +2468,7 @@
HOST_WIDE_INT offset;
operands[2] = gen_rtx (MEM, QImode, operands[0]);
MEM_VOLATILE_P (operands[2]) = MEM_VOLATILE_P (operands[1]);
MEM_IN_STRUCT_P (operands[2]) = MEM_IN_STRUCT_P (operands[1]);
MEM_COPY_ATTRIBUTES (operands[2], operands[1]);
RTX_UNCHANGING_P (operands[2]) = RTX_UNCHANGING_P (operands[1]);
operands[1] = XEXP (operands[1], 0);
if (GET_CODE (operands[1]) == PLUS
@ -2892,8 +2888,7 @@
new = gen_rtx (MEM, SImode,
plus_constant (base, new_offset));
MEM_VOLATILE_P (new) = MEM_VOLATILE_P (operands[1]);
MEM_IN_STRUCT_P (new) = MEM_IN_STRUCT_P (operands[1]);
MEM_COPY_ATTRIBUTES (new, operands[1]);
RTX_UNCHANGING_P (new) = RTX_UNCHANGING_P (operands[1]);
emit_insn (gen_movsi (reg, new));
if (((INTVAL (offset) & 2) != 0)
@ -2929,16 +2924,14 @@
HOST_WIDE_INT new_offset = INTVAL (offset) ^ 2;
new = gen_rtx (MEM, SImode,
plus_constant (base, new_offset));
MEM_VOLATILE_P (new) = MEM_VOLATILE_P (operands[1]);
MEM_IN_STRUCT_P (new) = MEM_IN_STRUCT_P (operands[1]);
MEM_COPY_ATTRIBUTES (new, operands[1]);
RTX_UNCHANGING_P (new) = RTX_UNCHANGING_P (operands[1]);
emit_insn (gen_movsi (reg, new));
}
else
{
new = gen_rtx (MEM, SImode, XEXP (operands[1], 0));
MEM_VOLATILE_P (new) = MEM_VOLATILE_P (operands[1]);
MEM_IN_STRUCT_P (new) = MEM_IN_STRUCT_P (operands[1]);
MEM_COPY_ATTRIBUTES (new, operands[1]);
RTX_UNCHANGING_P (new) = RTX_UNCHANGING_P (operands[1]);
emit_insn (gen_rotated_loadsi (reg, new));
}
@ -3000,12 +2993,10 @@
rtx addr = copy_to_mode_reg (SImode, XEXP (operands[1], 0));
mem1 = gen_rtx (MEM, QImode, addr);
MEM_VOLATILE_P (mem1) = MEM_VOLATILE_P (operands[1]);
MEM_IN_STRUCT_P (mem1) = MEM_IN_STRUCT_P (operands[1]);
MEM_COPY_ATTRIBUTES (mem1, operands[1]);
RTX_UNCHANGING_P (mem1) = RTX_UNCHANGING_P (operands[1]);
mem2 = gen_rtx (MEM, QImode, plus_constant (addr, 1));
MEM_VOLATILE_P (mem2) = MEM_VOLATILE_P (operands[1]);
MEM_IN_STRUCT_P (mem2) = MEM_IN_STRUCT_P (operands[1]);
MEM_COPY_ATTRIBUTES (mem2, operands[1]);
RTX_UNCHANGING_P (mem2) = RTX_UNCHANGING_P (operands[1]);
operands[0] = gen_lowpart (SImode, operands[0]);
operands[1] = mem1;
@ -3347,7 +3338,8 @@
= arm_gen_load_multiple (REGNO (operands[0]), INTVAL (operands[2]),
force_reg (SImode, XEXP (operands[1], 0)),
TRUE, FALSE, RTX_UNCHANGING_P(operands[1]),
MEM_IN_STRUCT_P(operands[1]));
MEM_IN_STRUCT_P(operands[1]),
MEM_SCALAR_P (operands[1]));
")
;; Load multiple with write-back
@ -3417,7 +3409,8 @@
= arm_gen_store_multiple (REGNO (operands[1]), INTVAL (operands[2]),
force_reg (SImode, XEXP (operands[0], 0)),
TRUE, FALSE, RTX_UNCHANGING_P (operands[0]),
MEM_IN_STRUCT_P(operands[0]));
MEM_IN_STRUCT_P(operands[0]),
MEM_SCALAR_P (operands[0]));
")
;; Store multiple with write-back