re PR target/51050 ([AVR, attiny26] ICE: invalid rtl sharing found in the insn)
PR target/51050 * config/avr/avr.c (expand_epilogue): Don't build SUBREG of fp. (avr_prologue_setup_frame): Ditto. From-SVN: r182363
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2011-12-15 Georg-Johann Lay <avr@gjlay.de>
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PR target/51050
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* config/avr/avr.c (expand_epilogue): Don't build SUBREG of fp.
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(avr_prologue_setup_frame): Ditto.
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2011-12-15 Jakub Jelinek <jakub@redhat.com>
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PR debug/51517
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@ -994,7 +994,7 @@ avr_prologue_setup_frame (HOST_WIDE_INT size, HARD_REG_SET set)
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/* The high byte (r29) does not change:
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Prefer SUBI (1 cycle) over ABIW (2 cycles, same size). */
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my_fp = simplify_gen_subreg (QImode, fp, Pmode, 0);
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my_fp = all_regs_rtx[FRAME_POINTER_REGNUM];
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}
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/************ Method 1: Adjust frame pointer ************/
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@ -1292,7 +1292,7 @@ expand_epilogue (bool sibcall_p)
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/* The high byte (r29) does not change:
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Prefer SUBI (1 cycle) over SBIW (2 cycles). */
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my_fp = simplify_gen_subreg (QImode, fp, Pmode, 0);
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my_fp = all_regs_rtx[FRAME_POINTER_REGNUM];
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}
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/********** Method 1: Adjust fp register **********/
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