re PR target/54640 (arm_adjust_block_mem: signed/unsigned comparison [-Werror=sign-compare])
PR target/54640 * config/arm/arm.c (const_ok_for_dimode_op): Make code consistent for HOST_WIDE_INT of 32 bit / same size as int. (arm_block_move_unaligned_straight): Likewise. (arm_adjust_block_mem): Likewise. From-SVN: r196290
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@ -22,6 +22,12 @@
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* config/mn10300/mn10300.c (mn10300_expand_epilogue): Avoid offset
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type promotion to unsigned.
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PR target/54640
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* config/arm/arm.c (const_ok_for_dimode_op): Make code consistent
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for HOST_WIDE_INT of 32 bit / same size as int.
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(arm_block_move_unaligned_straight): Likewise.
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(arm_adjust_block_mem): Likewise.
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2013-02-26 Marek Polacek <polacek@redhat.com>
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PR tree-optimization/56426
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@ -2607,7 +2607,7 @@ const_ok_for_op (HOST_WIDE_INT i, enum rtx_code code)
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int
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const_ok_for_dimode_op (HOST_WIDE_INT i, enum rtx_code code)
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{
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HOST_WIDE_INT hi_val = (i >> 32) & 0xFFFFFFFF;
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HOST_WIDE_INT hi_val = (i >> 16 >> 16) & 0xFFFFFFFF;
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HOST_WIDE_INT lo_val = i & 0xFFFFFFFF;
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rtx hi = GEN_INT (hi_val);
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rtx lo = GEN_INT (lo_val);
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@ -11347,10 +11347,10 @@ arm_block_move_unaligned_straight (rtx dstbase, rtx srcbase,
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/* Use hard registers if we have aligned source or destination so we can use
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load/store multiple with contiguous registers. */
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if (dst_aligned || src_aligned)
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for (i = 0; i < interleave_factor; i++)
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for (i = 0; i < (HOST_WIDE_INT) interleave_factor; i++)
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regs[i] = gen_rtx_REG (SImode, i);
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else
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for (i = 0; i < interleave_factor; i++)
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for (i = 0; i < (HOST_WIDE_INT) interleave_factor; i++)
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regs[i] = gen_reg_rtx (SImode);
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dst = copy_addr_to_reg (XEXP (dstbase, 0));
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@ -11362,7 +11362,7 @@ arm_block_move_unaligned_straight (rtx dstbase, rtx srcbase,
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For copying the last bytes we want to subtract this offset again. */
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src_autoinc = dst_autoinc = 0;
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for (i = 0; i < interleave_factor; i++)
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for (i = 0; i < (HOST_WIDE_INT) interleave_factor; i++)
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regnos[i] = i;
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/* Copy BLOCK_SIZE_BYTES chunks. */
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@ -11378,7 +11378,7 @@ arm_block_move_unaligned_straight (rtx dstbase, rtx srcbase,
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}
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else
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{
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for (j = 0; j < interleave_factor; j++)
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for (j = 0; j < (HOST_WIDE_INT) interleave_factor; j++)
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{
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addr = plus_constant (Pmode, src, (srcoffset + j * UNITS_PER_WORD
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- src_autoinc));
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@ -11398,7 +11398,7 @@ arm_block_move_unaligned_straight (rtx dstbase, rtx srcbase,
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}
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else
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{
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for (j = 0; j < interleave_factor; j++)
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for (j = 0; j < (HOST_WIDE_INT) interleave_factor; j++)
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{
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addr = plus_constant (Pmode, dst, (dstoffset + j * UNITS_PER_WORD
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- dst_autoinc));
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@ -11417,7 +11417,7 @@ arm_block_move_unaligned_straight (rtx dstbase, rtx srcbase,
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words = remaining / UNITS_PER_WORD;
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gcc_assert (words < interleave_factor);
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gcc_assert (words < (HOST_WIDE_INT) interleave_factor);
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if (src_aligned && words > 1)
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{
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@ -11555,7 +11555,8 @@ arm_adjust_block_mem (rtx mem, HOST_WIDE_INT length, rtx *loop_reg,
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/* Although the new mem does not refer to a known location,
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it does keep up to LENGTH bytes of alignment. */
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*loop_mem = change_address (mem, BLKmode, *loop_reg);
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set_mem_align (*loop_mem, MIN (MEM_ALIGN (mem), length * BITS_PER_UNIT));
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set_mem_align (*loop_mem,
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MIN ((HOST_WIDE_INT) MEM_ALIGN (mem), length * BITS_PER_UNIT));
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}
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/* From mips_block_move_loop:
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