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i386.md (fixuns_trunc<mode>hi2): Implement from fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF mode macro.

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* config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
	fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
	mode macro.
	(fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
	fix_truncdfdi_sse using SSEMODEF mode macro.
	(fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
	fix_truncdfsi_sse using SSEMODEF mode macro.
	(fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
	(fix_trunc?f?i_sse K8 peephole2): Fix register constraint.

From-SVN: r122839
This commit is contained in:
Uros Bizjak 2007-03-12 12:32:13 +01:00 committed by Uros Bizjak
parent 56fca24ad8
commit d8e3118a8b
2 changed files with 30 additions and 54 deletions
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12
gcc/ChangeLog
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@ -1,3 +1,15 @@
2007-03-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
mode macro.
(fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
fix_truncdfdi_sse using SSEMODEF mode macro.
(fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
fix_truncdfsi_sse using SSEMODEF mode macro.
(fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
(fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2007-03-12 Richard Sandiford <richard@codesourcery.com>
* config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add

72
gcc/config/i386/i386.md
View File

@ -4396,77 +4396,41 @@
;; Without these patterns, we'll try the unsigned SI conversion which
;; is complex for SSE, rather than the signed SI conversion, which isn't.
(define_expand "fixuns_truncsfhi2"
(define_expand "fixuns_trunc<mode>hi2"
[(set (match_dup 2)
(fix:SI (match_operand:SF 1 "nonimmediate_operand" "")))
(fix:SI (match_operand:SSEMODEF 1 "nonimmediate_operand" "")))
(set (match_operand:HI 0 "nonimmediate_operand" "")
(subreg:HI (match_dup 2) 0))]
"TARGET_SSE_MATH"
"operands[2] = gen_reg_rtx (SImode);")
(define_expand "fixuns_truncdfhi2"
[(set (match_dup 2)
(fix:SI (match_operand:DF 1 "nonimmediate_operand" "")))
(set (match_operand:HI 0 "nonimmediate_operand" "")
(subreg:HI (match_dup 2) 0))]
"TARGET_SSE_MATH && TARGET_SSE2"
"SSE_FLOAT_MODE_P (<MODE>mode) && TARGET_SSE_MATH"
"operands[2] = gen_reg_rtx (SImode);")
;; When SSE is available, it is always faster to use it!
(define_insn "fix_truncsfdi_sse"
(define_insn "fix_trunc<mode>di_sse"
[(set (match_operand:DI 0 "register_operand" "=r,r")
(fix:DI (match_operand:SF 1 "nonimmediate_operand" "x,xm")))]
"TARGET_64BIT && TARGET_SSE && (!TARGET_FISTTP || TARGET_SSE_MATH)"
"cvttss2si{q}\t{%1, %0|%0, %1}"
(fix:DI (match_operand:SSEMODEF 1 "nonimmediate_operand" "x,xm")))]
"TARGET_64BIT && SSE_FLOAT_MODE_P (<MODE>mode)
&& (!TARGET_FISTTP || TARGET_SSE_MATH)"
"cvtts<ssemodefsuffix>2si{q}\t{%1, %0|%0, %1}"
[(set_attr "type" "sseicvt")
(set_attr "mode" "SF")
(set_attr "mode" "<MODE>")
(set_attr "athlon_decode" "double,vector")
(set_attr "amdfam10_decode" "double,double")])
(define_insn "fix_truncdfdi_sse"
[(set (match_operand:DI 0 "register_operand" "=r,r")
(fix:DI (match_operand:DF 1 "nonimmediate_operand" "x,xm")))]
"TARGET_64BIT && TARGET_SSE2 && (!TARGET_FISTTP || TARGET_SSE_MATH)"
"cvttsd2si{q}\t{%1, %0|%0, %1}"
[(set_attr "type" "sseicvt")
(set_attr "mode" "DF")
(set_attr "athlon_decode" "double,vector")
(set_attr "amdfam10_decode" "double,double")])
(define_insn "fix_truncsfsi_sse"
(define_insn "fix_trunc<mode>si_sse"
[(set (match_operand:SI 0 "register_operand" "=r,r")
(fix:SI (match_operand:SF 1 "nonimmediate_operand" "x,xm")))]
"TARGET_SSE && (!TARGET_FISTTP || TARGET_SSE_MATH)"
"cvttss2si\t{%1, %0|%0, %1}"
(fix:SI (match_operand:SSEMODEF 1 "nonimmediate_operand" "x,xm")))]
"SSE_FLOAT_MODE_P (<MODE>mode)
&& (!TARGET_FISTTP || TARGET_SSE_MATH)"
"cvtts<ssemodefsuffix>2si\t{%1, %0|%0, %1}"
[(set_attr "type" "sseicvt")
(set_attr "mode" "DF")
(set_attr "athlon_decode" "double,vector")
(set_attr "amdfam10_decode" "double,double")])
(define_insn "fix_truncdfsi_sse"
[(set (match_operand:SI 0 "register_operand" "=r,r")
(fix:SI (match_operand:DF 1 "nonimmediate_operand" "x,xm")))]
"TARGET_SSE2 && (!TARGET_FISTTP || TARGET_SSE_MATH)"
"cvttsd2si\t{%1, %0|%0, %1}"
[(set_attr "type" "sseicvt")
(set_attr "mode" "DF")
(set_attr "mode" "<MODE>")
(set_attr "athlon_decode" "double,vector")
(set_attr "amdfam10_decode" "double,double")])
;; Shorten x87->SSE reload sequences of fix_trunc?f?i_sse patterns.
(define_peephole2
[(set (match_operand:DF 0 "register_operand" "")
(match_operand:DF 1 "memory_operand" ""))
(set (match_operand:SSEMODEI24 2 "register_operand" "")
(fix:SSEMODEI24 (match_dup 0)))]
"!TARGET_K8
&& peep2_reg_dead_p (2, operands[0])"
[(set (match_dup 2) (fix:SSEMODEI24 (match_dup 1)))]
"")
(define_peephole2
[(set (match_operand:SF 0 "register_operand" "")
(match_operand:SF 1 "memory_operand" ""))
[(set (match_operand:SSEMODEF 0 "register_operand" "")
(match_operand:SSEMODEF 1 "memory_operand" ""))
(set (match_operand:SSEMODEI24 2 "register_operand" "")
(fix:SSEMODEI24 (match_dup 0)))]
"!TARGET_K8
@ -4476,7 +4440,7 @@
;; Avoid vector decoded forms of the instruction.
(define_peephole2
[(match_scratch:DF 2 "Y")
[(match_scratch:DF 2 "Y2")
(set (match_operand:SSEMODEI24 0 "register_operand" "")
(fix:SSEMODEI24 (match_operand:DF 1 "memory_operand" "")))]
"(TARGET_K8 || TARGET_GENERIC64) && !optimize_size"