mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-19 19:09:44 +08:00
i386.md (dummy_extendsfdf2): Support SSE2
* i386.md (dummy_extendsfdf2): Support SSE2 (extendsfdf2): Enable if 80387 or SSE2. (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble and no MIX_I387_SSE2 (extendsfdf2_1_sse_only): New pattern. (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version of SSE. (truncdfsf2_1): Support SSE. (truncdfsf2_2): Support SSE. (truncdfsf2_2_1_sse): New pattern. (fixtruncsfsi2): Always use SSE if available. (fix_truncsfsi_sse): New pattern. (fix_truncdfsi_sse): New pattern. (floatsis?f2): Support SSE. (floatsidf2_i387): New pattern. (floatsidf2_sse): Likewise. From-SVN: r39634
This commit is contained in:
Jan Hubicka
Jan Hubicka
parent
3b6bd11551
commit
42a0aa6ff6
@ -1,3 +1,22 @@
|
||||
Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
|
||||
|
||||
* i386.md (dummy_extendsfdf2): Support SSE2
|
||||
(extendsfdf2): Enable if 80387 or SSE2.
|
||||
(extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
|
||||
and no MIX_I387_SSE2
|
||||
(extendsfdf2_1_sse_only): New pattern.
|
||||
(truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
|
||||
of SSE.
|
||||
(truncdfsf2_1): Support SSE.
|
||||
(truncdfsf2_2): Support SSE.
|
||||
(truncdfsf2_2_1_sse): New pattern.
|
||||
(fixtruncsfsi2): Always use SSE if available.
|
||||
(fix_truncsfsi_sse): New pattern.
|
||||
(fix_truncdfsi_sse): New pattern.
|
||||
(floatsis?f2): Support SSE.
|
||||
(floatsidf2_i387): New pattern.
|
||||
(floatsidf2_sse): Likewise.
|
||||
|
||||
Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
|
||||
|
||||
* configure.in: Use "have_gnat" variable, not "gnat".
|
||||
|
||||
@ -3244,7 +3244,7 @@
|
||||
;; %%% Kill these when call knows how to work out a DFmode push earlier.
|
||||
(define_insn "*dummy_extendsfdf2"
|
||||
[(set (match_operand:DF 0 "push_operand" "=<")
|
||||
(float_extend:DF (match_operand:SF 1 "nonimmediate_operand" "f")))]
|
||||
(float_extend:DF (match_operand:SF 1 "nonimmediate_operand" "fY")))]
|
||||
"0"
|
||||
"#")
|
||||
|
||||
@ -3310,7 +3310,7 @@
|
||||
(define_expand "extendsfdf2"
|
||||
[(set (match_operand:DF 0 "nonimmediate_operand" "")
|
||||
(float_extend:DF (match_operand:SF 1 "nonimmediate_operand" "")))]
|
||||
"TARGET_80387"
|
||||
"TARGET_80387 || TARGET_SSE2"
|
||||
"
|
||||
{
|
||||
if (GET_CODE (operands[0]) == MEM && GET_CODE (operands[1]) == MEM)
|
||||
@ -3318,9 +3318,9 @@
|
||||
}")
|
||||
|
||||
(define_insn "*extendsfdf2_1"
|
||||
[(set (match_operand:DF 0 "nonimmediate_operand" "=f,m")
|
||||
(float_extend:DF (match_operand:SF 1 "nonimmediate_operand" "fm,f")))]
|
||||
"TARGET_80387
|
||||
[(set (match_operand:DF 0 "nonimmediate_operand" "=f#Y,mf#Y,Y#f,Ym#f")
|
||||
(float_extend:DF (match_operand:SF 1 "nonimmediate_operand" "fm#Y,f#Y,mY#f,Y#f")))]
|
||||
"(TARGET_80387 || TARGET_SSE2)
|
||||
&& (GET_CODE (operands[0]) != MEM || GET_CODE (operands[1]) != MEM)"
|
||||
"*
|
||||
{
|
||||
@ -3341,13 +3341,25 @@
|
||||
|
||||
else
|
||||
return \"fst%z0\\t%y0\";
|
||||
case 2:
|
||||
case 3:
|
||||
return \"cvtss2sd\\t{%1, %0|%0, %1}\";
|
||||
|
||||
default:
|
||||
abort ();
|
||||
}
|
||||
}"
|
||||
[(set_attr "type" "fmov")
|
||||
(set_attr "mode" "SF,XF")])
|
||||
[(set_attr "type" "fmov,fmov,sse,sse")
|
||||
(set_attr "mode" "SF,XF,DF,DF")])
|
||||
|
||||
(define_insn "*extendsfdf2_1_sse_only"
|
||||
[(set (match_operand:DF 0 "register_operand" "=Y")
|
||||
(float_extend:DF (match_operand:SF 1 "nonimmediate_operand" "mY")))]
|
||||
"!TARGET_80387 && TARGET_SSE2
|
||||
&& (GET_CODE (operands[0]) != MEM || GET_CODE (operands[1]) != MEM)"
|
||||
"cvtss2sd\\t{%1, %0|%0, %1}"
|
||||
[(set_attr "type" "sse")
|
||||
(set_attr "mode" "DF")])
|
||||
|
||||
(define_expand "extendsfxf2"
|
||||
[(set (match_operand:XF 0 "nonimmediate_operand" "")
|
||||
@ -3532,15 +3544,23 @@
|
||||
(float_truncate:SF
|
||||
(match_operand:DF 1 "register_operand" "")))
|
||||
(clobber (match_dup 2))])]
|
||||
"TARGET_80387"
|
||||
"operands[2] = assign_386_stack_local (SFmode, 0);")
|
||||
"TARGET_80387 || TARGET_SSE2"
|
||||
"
|
||||
if (TARGET_80387)
|
||||
operands[2] = assign_386_stack_local (SFmode, 0);
|
||||
else
|
||||
{
|
||||
emit_insn (gen_truncdfsf2_sse_only (operands[0], operands[1]));
|
||||
DONE;
|
||||
}
|
||||
")
|
||||
|
||||
(define_insn "*truncdfsf2_1"
|
||||
[(set (match_operand:SF 0 "nonimmediate_operand" "=m,f")
|
||||
[(set (match_operand:SF 0 "nonimmediate_operand" "=m,?f")
|
||||
(float_truncate:SF
|
||||
(match_operand:DF 1 "register_operand" "f,0")))
|
||||
(clobber (match_operand:SF 2 "memory_operand" "=m,m"))]
|
||||
"TARGET_80387"
|
||||
(clobber (match_operand:SF 2 "memory_operand" "=X,m"))]
|
||||
"TARGET_80387 && !TARGET_SSE2"
|
||||
"*
|
||||
{
|
||||
switch (which_alternative)
|
||||
@ -3556,10 +3576,58 @@
|
||||
abort ();
|
||||
}"
|
||||
[(set_attr "type" "fmov,multi")
|
||||
(set_attr "mode" "SF")])
|
||||
(set_attr "mode" "SF,SF")])
|
||||
|
||||
(define_insn "*truncdfsf2_1_sse"
|
||||
[(set (match_operand:SF 0 "nonimmediate_operand" "=m,?f,Y")
|
||||
(float_truncate:SF
|
||||
(match_operand:DF 1 "nonimmediate_operand" "f,0,mY")))
|
||||
(clobber (match_operand:SF 2 "memory_operand" "=X,m,X"))]
|
||||
"TARGET_80387 && TARGET_SSE2"
|
||||
"*
|
||||
{
|
||||
switch (which_alternative)
|
||||
{
|
||||
case 0:
|
||||
if (find_regno_note (insn, REG_DEAD, REGNO (operands[1])))
|
||||
return \"fstp%z0\\t%y0\";
|
||||
else
|
||||
return \"fst%z0\\t%y0\";
|
||||
case 1:
|
||||
return \"fstp%z2\\t%y2\;fld%z2\\t%y2\";
|
||||
case 2:
|
||||
case 3:
|
||||
return \"cvtsd2ss\\t{%1, %0|%0, %1}\";
|
||||
}
|
||||
abort ();
|
||||
}"
|
||||
[(set_attr "type" "fmov,multi,sse")
|
||||
(set_attr "mode" "SF,SF,DF")])
|
||||
|
||||
(define_insn "*truncdfsf2_2"
|
||||
[(set (match_operand:SF 0 "memory_operand" "=m")
|
||||
[(set (match_operand:SF 0 "nonimmediate_operand" "=m,Y")
|
||||
(float_truncate:SF
|
||||
(match_operand:DF 1 "nonimmediate_operand" "f,mY")))]
|
||||
"TARGET_80387 && TARGET_SSE2"
|
||||
"*
|
||||
{
|
||||
switch (which_alternative)
|
||||
{
|
||||
case 0:
|
||||
if (find_regno_note (insn, REG_DEAD, REGNO (operands[1])))
|
||||
return \"fstp%z0\\t%y0\";
|
||||
else
|
||||
return \"fst%z0\\t%y0\";
|
||||
case 1:
|
||||
case 2:
|
||||
return \"cvtsd2ss\\t{%1, %0|%0, %1}\";
|
||||
}
|
||||
}"
|
||||
[(set_attr "type" "fmov,sse")
|
||||
(set_attr "mode" "SF,DF")])
|
||||
|
||||
(define_insn "truncdfsf2_3"
|
||||
[(set (match_operand:SF 0 "nonimmediate_operand" "=m")
|
||||
(float_truncate:SF
|
||||
(match_operand:DF 1 "register_operand" "f")))]
|
||||
"TARGET_80387"
|
||||
@ -3573,6 +3641,15 @@
|
||||
[(set_attr "type" "fmov")
|
||||
(set_attr "mode" "SF")])
|
||||
|
||||
(define_insn "truncdfsf2_sse_only"
|
||||
[(set (match_operand:SF 0 "register_operand" "=Y")
|
||||
(float_truncate:SF
|
||||
(match_operand:DF 1 "nonimmediate_operand" "mY")))]
|
||||
"!TARGET_80387 && TARGET_SSE2"
|
||||
"cvtsd2ss\\t{%1, %0|%0, %1}"
|
||||
[(set_attr "type" "sse")
|
||||
(set_attr "mode" "DF")])
|
||||
|
||||
(define_split
|
||||
[(set (match_operand:SF 0 "memory_operand" "")
|
||||
(float_truncate:SF
|
||||
@ -3582,12 +3659,22 @@
|
||||
[(set (match_dup 0) (float_truncate:SF (match_dup 1)))]
|
||||
"")
|
||||
|
||||
(define_split
|
||||
[(set (match_operand:SF 0 "nonimmediate_operand" "")
|
||||
(float_truncate:SF
|
||||
(match_operand:DF 1 "nonimmediate_operand" "")))
|
||||
(clobber (match_operand 2 "" ""))]
|
||||
"TARGET_80387 && !FP_REG_P (operands[0]) && !FP_REG_P (operands[1])"
|
||||
[(set (match_dup 0) (float_truncate:SF (match_dup 1)))]
|
||||
"")
|
||||
|
||||
(define_split
|
||||
[(set (match_operand:SF 0 "register_operand" "")
|
||||
(float_truncate:SF
|
||||
(match_operand:DF 1 "register_operand" "")))
|
||||
(clobber (match_operand:SF 2 "memory_operand" ""))]
|
||||
"TARGET_80387 && reload_completed"
|
||||
"TARGET_80387 && reload_completed
|
||||
&& FP_REG_P (operands[0])"
|
||||
[(set (match_dup 2) (float_truncate:SF (match_dup 1)))
|
||||
(set (match_dup 0) (match_dup 2))]
|
||||
"")
|
||||
@ -3957,9 +4044,20 @@
|
||||
(clobber (match_dup 2))
|
||||
(clobber (match_dup 3))
|
||||
(clobber (match_scratch:SI 4 ""))])]
|
||||
"TARGET_80387"
|
||||
"operands[2] = assign_386_stack_local (SImode, 0);
|
||||
operands[3] = assign_386_stack_local (SImode, 1);")
|
||||
"TARGET_80387 || TARGET_SSE2"
|
||||
"
|
||||
{
|
||||
if (TARGET_SSE2)
|
||||
{
|
||||
emit_insn (gen_fix_truncdfsi_sse (operands[0], operands[1]));
|
||||
DONE;
|
||||
}
|
||||
else
|
||||
{
|
||||
operands[2] = assign_386_stack_local (SImode, 0);
|
||||
operands[3] = assign_386_stack_local (SImode, 1);
|
||||
}
|
||||
}")
|
||||
|
||||
(define_expand "fix_truncsfsi2"
|
||||
[(parallel [(set (match_operand:SI 0 "nonimmediate_operand" "")
|
||||
@ -3967,9 +4065,20 @@
|
||||
(clobber (match_dup 2))
|
||||
(clobber (match_dup 3))
|
||||
(clobber (match_scratch:SI 4 ""))])]
|
||||
"TARGET_80387"
|
||||
"operands[2] = assign_386_stack_local (SImode, 0);
|
||||
operands[3] = assign_386_stack_local (SImode, 1);")
|
||||
"TARGET_80387 || TARGET_SSE"
|
||||
"
|
||||
{
|
||||
if (TARGET_SSE2)
|
||||
{
|
||||
emit_insn (gen_fix_truncsfsi_sse (operands[0], operands[1]));
|
||||
DONE;
|
||||
}
|
||||
else
|
||||
{
|
||||
operands[2] = assign_386_stack_local (SImode, 0);
|
||||
operands[3] = assign_386_stack_local (SImode, 1);
|
||||
}
|
||||
}")
|
||||
|
||||
(define_insn "*fix_truncsi_1"
|
||||
[(set (match_operand:SI 0 "nonimmediate_operand" "=m,?r")
|
||||
@ -3977,10 +4086,26 @@
|
||||
(clobber (match_operand:SI 2 "memory_operand" "=o,o"))
|
||||
(clobber (match_operand:SI 3 "memory_operand" "=m,m"))
|
||||
(clobber (match_scratch:SI 4 "=&r,r"))]
|
||||
"TARGET_80387 && FLOAT_MODE_P (GET_MODE (operands[1]))"
|
||||
"TARGET_80387 && FLOAT_MODE_P (GET_MODE (operands[1]))
|
||||
&& (!TARGET_SSE2 || !SSE_FLOAT_MODE_P (GET_MODE (operands[1])))"
|
||||
"* return output_fix_trunc (insn, operands);"
|
||||
[(set_attr "type" "multi")])
|
||||
|
||||
;; When SSE available, it is always faster to use it!
|
||||
(define_insn "fix_truncsfsi_sse"
|
||||
[(set (match_operand:SI 0 "register_operand" "=r")
|
||||
(fix:SI (match_operand:SF 1 "nonimmediate_operand" "xm")))]
|
||||
"TARGET_SSE"
|
||||
"cvttss2si\\t{%1, %0|%0, %1}"
|
||||
[(set_attr "type" "sse")])
|
||||
|
||||
(define_insn "fix_truncdfsi_sse"
|
||||
[(set (match_operand:SI 0 "register_operand" "=r")
|
||||
(fix:SI (match_operand:DF 1 "nonimmediate_operand" "Ym")))]
|
||||
"TARGET_SSE2"
|
||||
"cvttsd2si\\t{%1, %0|%0, %1}"
|
||||
[(set_attr "type" "sse")])
|
||||
|
||||
(define_split
|
||||
[(set (match_operand:SI 0 "register_operand" "")
|
||||
(fix:SI (match_operand 1 "register_operand" "")))
|
||||
@ -4023,7 +4148,7 @@
|
||||
(clobber (match_dup 2))
|
||||
(clobber (match_dup 3))
|
||||
(clobber (match_scratch:SI 4 ""))])]
|
||||
"TARGET_80387"
|
||||
"TARGET_80387 && !TARGET_SSE2"
|
||||
"operands[2] = assign_386_stack_local (SImode, 0);
|
||||
operands[3] = assign_386_stack_local (HImode, 1);")
|
||||
|
||||
@ -4033,7 +4158,7 @@
|
||||
(clobber (match_dup 2))
|
||||
(clobber (match_dup 3))
|
||||
(clobber (match_scratch:SI 4 ""))])]
|
||||
"TARGET_80387"
|
||||
"TARGET_80387 && !TARGET_SSE"
|
||||
"operands[2] = assign_386_stack_local (SImode, 0);
|
||||
operands[3] = assign_386_stack_local (HImode, 1);")
|
||||
|
||||
@ -4043,7 +4168,8 @@
|
||||
(clobber (match_operand:SI 2 "memory_operand" "=o,o"))
|
||||
(clobber (match_operand:HI 3 "memory_operand" "=m,m"))
|
||||
(clobber (match_scratch:SI 4 "=&r,r"))]
|
||||
"TARGET_80387 && FLOAT_MODE_P (GET_MODE (operands[1]))"
|
||||
"TARGET_80387 && FLOAT_MODE_P (GET_MODE (operands[1]))
|
||||
&& (TARGET_SSE2 || !SSE_FLOAT_MODE_P (GET_MODE (operands[1])))"
|
||||
"* return output_fix_trunc (insn, operands);"
|
||||
[(set_attr "type" "multi")])
|
||||
|
||||
@ -4061,6 +4187,23 @@
|
||||
(set (match_dup 0) (match_dup 3))]
|
||||
"")
|
||||
|
||||
;; %%% Kill these when reload knows how to do it.
|
||||
(define_split
|
||||
[(set (match_operand 0 "register_operand" "")
|
||||
(fix (match_operand 1 "register_operand" "")))]
|
||||
"reload_completed && FLOAT_MODE_P (GET_MODE (operands[1]))
|
||||
&& FP_REG_P (operands[1])"
|
||||
[(const_int 0)]
|
||||
"
|
||||
{
|
||||
operands[2] = ix86_force_to_memory (GET_MODE (operands[0]), operands[0]);
|
||||
operands[2] = gen_rtx_FIX (GET_MODE (operands[2]), operands[1]);
|
||||
emit_insn (gen_rtx_SET (VOIDmode, operands[2], operands[1]));
|
||||
emit_move_insn (operands[0], operands[2]);
|
||||
ix86_free_from_memory (GET_MODE (operands[0]));
|
||||
DONE;
|
||||
}")
|
||||
|
||||
;; %% Not used yet.
|
||||
(define_insn "x86_fnstcw_1"
|
||||
[(set (match_operand:HI 0 "memory_operand" "=m")
|
||||
@ -4091,7 +4234,7 @@
|
||||
(define_insn "floathisf2"
|
||||
[(set (match_operand:SF 0 "register_operand" "=f,f")
|
||||
(float:SF (match_operand:HI 1 "nonimmediate_operand" "m,r")))]
|
||||
"TARGET_80387"
|
||||
"TARGET_80387 && !TARGET_SSE"
|
||||
"@
|
||||
fild%z1\\t%1
|
||||
#"
|
||||
@ -4099,14 +4242,30 @@
|
||||
(set_attr "mode" "SF")
|
||||
(set_attr "fp_int_src" "true")])
|
||||
|
||||
(define_insn "floatsisf2"
|
||||
[(set (match_operand:SF 0 "register_operand" "=f,f")
|
||||
(float:SF (match_operand:SI 1 "nonimmediate_operand" "m,r")))]
|
||||
"TARGET_80387"
|
||||
(define_expand "floatsisf2"
|
||||
[(set (match_operand:SF 0 "register_operand" "")
|
||||
(float:SF (match_operand:SI 1 "nonimmediate_operand" "")))]
|
||||
"TARGET_SSE || TARGET_80387"
|
||||
"")
|
||||
|
||||
(define_insn "*floatsisf2_i387"
|
||||
[(set (match_operand:SF 0 "register_operand" "=f,?f,x")
|
||||
(float:SF (match_operand:SI 1 "nonimmediate_operand" "m,r,mr")))]
|
||||
"TARGET_80387 && (!TARGET_SSE || TARGET_MIX_SSE_I387)"
|
||||
"@
|
||||
fild%z1\\t%1
|
||||
#"
|
||||
[(set_attr "type" "fmov,multi")
|
||||
#
|
||||
cvtsi2ss\\t{%1, %0|%0, %1}"
|
||||
[(set_attr "type" "fmov,multi,sse")
|
||||
(set_attr "mode" "SF")
|
||||
(set_attr "fp_int_src" "true")])
|
||||
|
||||
(define_insn "*floatsisf2_sse"
|
||||
[(set (match_operand:SF 0 "register_operand" "=x")
|
||||
(float:SF (match_operand:SI 1 "nonimmediate_operand" "mr")))]
|
||||
"TARGET_80387 && TARGET_SSE"
|
||||
"cvtsi2ss\\t{%1, %0|%0, %1}"
|
||||
[(set_attr "type" "sse")
|
||||
(set_attr "mode" "SF")
|
||||
(set_attr "fp_int_src" "true")])
|
||||
|
||||
@ -4124,7 +4283,7 @@
|
||||
(define_insn "floathidf2"
|
||||
[(set (match_operand:DF 0 "register_operand" "=f,f")
|
||||
(float:DF (match_operand:HI 1 "nonimmediate_operand" "m,r")))]
|
||||
"TARGET_80387"
|
||||
"TARGET_80387 && !TARGET_SSE2"
|
||||
"@
|
||||
fild%z1\\t%1
|
||||
#"
|
||||
@ -4132,21 +4291,37 @@
|
||||
(set_attr "mode" "DF")
|
||||
(set_attr "fp_int_src" "true")])
|
||||
|
||||
(define_insn "floatsidf2"
|
||||
[(set (match_operand:DF 0 "register_operand" "=f,f")
|
||||
(float:DF (match_operand:SI 1 "nonimmediate_operand" "m,r")))]
|
||||
"TARGET_80387"
|
||||
(define_expand "floatsidf2"
|
||||
[(set (match_operand:DF 0 "register_operand" "")
|
||||
(float:DF (match_operand:SI 1 "nonimmediate_operand" "")))]
|
||||
""
|
||||
"")
|
||||
|
||||
(define_insn "*floatsidf2_i387"
|
||||
[(set (match_operand:DF 0 "register_operand" "=f,?f,Y")
|
||||
(float:DF (match_operand:SI 1 "nonimmediate_operand" "m,r,mr")))]
|
||||
"TARGET_80387 && (!TARGET_SSE2 || TARGET_MIX_SSE_I387)"
|
||||
"@
|
||||
fild%z1\\t%1
|
||||
#"
|
||||
[(set_attr "type" "fmov,multi")
|
||||
#
|
||||
cvtsi2sd\\t{%1, %0|%0, %1}"
|
||||
[(set_attr "type" "fmov,multi,sse")
|
||||
(set_attr "mode" "DF")
|
||||
(set_attr "fp_int_src" "true")])
|
||||
|
||||
(define_insn "*floatsidf2_sse"
|
||||
[(set (match_operand:DF 0 "register_operand" "=Y")
|
||||
(float:DF (match_operand:SI 1 "nonimmediate_operand" "mr")))]
|
||||
"TARGET_SSE2"
|
||||
"cvtsi2sd\\t{%1, %0|%0, %1}"
|
||||
[(set_attr "type" "sse")
|
||||
(set_attr "mode" "DF")
|
||||
(set_attr "fp_int_src" "true")])
|
||||
|
||||
(define_insn "floatdidf2"
|
||||
[(set (match_operand:DF 0 "register_operand" "=f,f")
|
||||
(float:DF (match_operand:DI 1 "nonimmediate_operand" "m,r")))]
|
||||
"TARGET_80387"
|
||||
"TARGET_80387 && TARGET_SSE2"
|
||||
"@
|
||||
fild%z1\\t%1
|
||||
#"
|
||||
|
||||
Loading…
Reference in New Issue
Block a user