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re PR target/54476 ([avr] __builtin_avr_delay_cycles (-1ul) causes memory usage to explode on x86_64 host)

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PR target/54476
	* config/avr/avr.c (avr_expand_delay_cycles): Mask operand with
	SImode.

From-SVN: r190920
This commit is contained in:
Georg-Johann Lay 2012-09-04 09:37:08 +00:00 committed by Georg-Johann Lay
parent 12b48dc897
commit b8db7f86fd
2 changed files with 7 additions and 1 deletions
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gcc/ChangeLog
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@ -1,3 +1,9 @@
2012-09-04 Georg-Johann Lay <avr@gjlay.de>
PR target/54476
* config/avr/avr.c (avr_expand_delay_cycles): Mask operand with
SImode.
2012-09-04 Richard Guenther <rguenther@suse.de>
PR tree-optimization/54458

2
gcc/config/avr/avr.c
View File

@ -10449,7 +10449,7 @@ avr_mem_clobber (void)
static void
avr_expand_delay_cycles (rtx operands0)
{
unsigned HOST_WIDE_INT cycles = UINTVAL (operands0);
unsigned HOST_WIDE_INT cycles = UINTVAL (operands0) & GET_MODE_MASK (SImode);
unsigned HOST_WIDE_INT cycles_used;
unsigned HOST_WIDE_INT loop_count;