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rs6000.md (bswap<mode>2): Force address into register if not in indexed or indirect form. 

2018-11-06  Aaron Sawdey  <acsawdey@linux.ibm.com>

	* config/rs6000/rs6000.md (bswap<mode>2): Force address into register
	if not in indexed or indirect form.
	(bswap<mode>2_load): Change predicate to indexed_or_indirect_operand.
	(bswap<mode>2_store): Ditto.

From-SVN: r265852
This commit is contained in:
Aaron Sawdey 2018-11-06 21:21:10 +00:00 committed by Aaron Sawdey
parent cdc71993cf
commit dd1501c5ab
2 changed files with 17 additions and 4 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2018-11-06 Aaron Sawdey <acsawdey@linux.ibm.com>
* config/rs6000/rs6000.md (bswap<mode>2): Force address into register
if not in indexed or indirect form.
(bswap<mode>2_load): Change predicate to indexed_or_indirect_operand.
(bswap<mode>2_store): Ditto.
2018-11-06 Richard Earnshaw <rearnsha@arm.com>
* config/aarch64/aarch64.md (speculation_tracker): Set the mode for

14
gcc/config/rs6000/rs6000.md
View File

@ -2411,9 +2411,15 @@
src = force_reg (<MODE>mode, src);
if (MEM_P (src))
emit_insn (gen_bswap<mode>2_load (dest, src));
{
src = rs6000_force_indexed_or_indirect_mem (src);
emit_insn (gen_bswap<mode>2_load (dest, src));
}
else if (MEM_P (dest))
emit_insn (gen_bswap<mode>2_store (dest, src));
{
dest = rs6000_force_indexed_or_indirect_mem (dest);
emit_insn (gen_bswap<mode>2_store (dest, src));
}
else
emit_insn (gen_bswap<mode>2_reg (dest, src));
DONE;
@ -2421,13 +2427,13 @@
(define_insn "bswap<mode>2_load"
[(set (match_operand:HSI 0 "gpc_reg_operand" "=r")
(bswap:HSI (match_operand:HSI 1 "memory_operand" "Z")))]
(bswap:HSI (match_operand:HSI 1 "indexed_or_indirect_operand" "Z")))]
""
"l<wd>brx %0,%y1"
[(set_attr "type" "load")])
(define_insn "bswap<mode>2_store"
[(set (match_operand:HSI 0 "memory_operand" "=Z")
[(set (match_operand:HSI 0 "indexed_or_indirect_operand" "=Z")
(bswap:HSI (match_operand:HSI 1 "gpc_reg_operand" "r")))]
""
"st<wd>brx %1,%y0"