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i386.md (*movdi_internal): Disparage slightly all MMX moves to/from memory.

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* config/i386/i386.md (*movdi_internal): Disparage slightly
	all MMX moves to/from memory.  Use Yi instead of x for SSE-MMX
	conversion alternatives.

From-SVN: r196888
This commit is contained in:
Uros Bizjak 2013-03-21 21:22:12 +01:00
parent 37e9911604
commit cc1df30bb1
2 changed files with 13 additions and 12 deletions
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15
gcc/ChangeLog
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@ -1,3 +1,9 @@
2013-03-21 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*movdi_internal): Disparage slightly
all MMX moves to/from memory. Use Yi instead of x for SSE-MMX
conversion alternatives.
2013-03-21 Jakub Jelinek <jakub@redhat.com>
PR middle-end/48087
@ -53,8 +59,7 @@
(refs_independent_p): Do not test for unanalyzed mems here.
(ref_indep_loop_p_1): Special-case disambiguation against
the unanalyzed ref.
(ref_indep_loop_p): Assert we are not queried for the
unanalyzed mem.
(ref_indep_loop_p): Assert we are not queried for the unanalyzed mem.
2013-03-21 Christophe Lyon <christophe.lyon@linaro.org>
@ -70,8 +75,7 @@
* config/arm/arm.h (TARGET_PREFER_NEON_64BITS): New macro.
(prefer_neon_for_64bits): Declare new variable.
* config/arm/arm.md (arch): Rename neon_onlya8 and neon_nota8 to
avoid_neon_for_64bits and neon_for_64bits. Remove onlya8 and
nota8.
avoid_neon_for_64bits and neon_for_64bits. Remove onlya8 and nota8.
(arch_enabled): Handle new arch types. Remove support for onlya8
and nota8.
(one_cmpldi2): Use new arch names.
@ -88,8 +92,7 @@
PR tree-optimization/39326
* tree-ssa-loop-im.c (bb_loop_postorder): New global static.
(sort_bbs_in_loop_postorder_cmp): New function.
(gather_mem_refs_in_loops): Assign mem-ref IDs in loop
postorder.
(gather_mem_refs_in_loops): Assign mem-ref IDs in loop postorder.
2013-03-21 Richard Biener <rguenther@suse.de>

10
gcc/config/i386/i386.md
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@ -1864,9 +1864,9 @@
(define_insn "*movdi_internal"
[(set (match_operand:DI 0 "nonimmediate_operand"
"=r ,o ,r,r ,r,m ,*y,m*y,*y,?*y,?r ,?*Ym,*x,*x,*x,m ,?r ,?*Yi,?*x,?*Ym")
"=r ,o ,r,r ,r,m ,*y,*y,?*y,?m,?r ,?*Ym,*x,*x,*x,m ,?r ,?*Yi,?*Ym,?*Yi")
(match_operand:DI 1 "general_operand"
"riFo,riF,Z,rem,i,re,C ,*y ,m ,m ,*Ym,r ,C ,*x,m ,*x,*Yi,r ,*Ym,*x"))]
"riFo,riF,Z,rem,i,re,C ,*y,m ,*y,*Ym,r ,C ,*x,m ,*x,*Yi,r ,*Yi ,*Ym"))]
"!(MEM_P (operands[0]) && MEM_P (operands[1]))"
{
switch (get_attr_type (insn))
@ -1936,12 +1936,10 @@
}
}
[(set (attr "isa")
(cond [(eq_attr "alternative" "0,1,8")
(cond [(eq_attr "alternative" "0,1")
(const_string "nox64")
(eq_attr "alternative" "2,3,4,5,9,10,11,16,17")
(eq_attr "alternative" "2,3,4,5,10,11,16,17")
(const_string "x64")
(eq_attr "alternative" "18,19")
(const_string "sse2")
]
(const_string "*")))
(set (attr "type")