maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

[X86][MMX] Add IIC_MMX_MOVMSK instruction itinerary class 

llvm-svn: 318999
This commit is contained in:
Simon Pilgrim 2017-11-26 17:56:07 +00:00
parent b05f37afcb
commit f545bb6cae
4 changed files with 9 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
llvm/lib/Target/X86/X86InstrMMX.td
View File

@ -616,7 +616,8 @@ def MMX_PMOVMSKBrr : MMXI<0xD7, MRMSrcReg, (outs GR32orGR64:$dst),
(ins VR64:$src),
"pmovmskb\t{$src, $dst|$dst, $src}",
[(set GR32orGR64:$dst,
(int_x86_mmx_pmovmskb VR64:$src))]>;
(int_x86_mmx_pmovmskb VR64:$src))],
IIC_MMX_MOVMSK>, Sched<[WriteVecLogic]>;
// Low word of XMM to MMX.
def MMX_X86movdq2q : SDNode<"X86ISD::MOVDQ2Q", SDTypeProfile<1, 1,

2
llvm/lib/Target/X86/X86Schedule.td
View File

@ -426,7 +426,7 @@ def IIC_MMX_PSHUF : InstrItinClass;
def IIC_MMX_PEXTR : InstrItinClass;
def IIC_MMX_PINSRW : InstrItinClass;
def IIC_MMX_MASKMOV : InstrItinClass;
def IIC_MMX_MOVMSK : InstrItinClass;
def IIC_MMX_CVT_PD_RR : InstrItinClass;
def IIC_MMX_CVT_PD_RM : InstrItinClass;
def IIC_MMX_CVT_PS_RR : InstrItinClass;

1
llvm/lib/Target/X86/X86ScheduleAtom.td
View File

@ -338,6 +338,7 @@ def AtomItineraries : ProcessorItineraries<
InstrItinData<IIC_MMX_PEXTR, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_PINSRW, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MMX_MASKMOV, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MMX_MOVMSK, [InstrStage<3, [Port0]>] >,
// conversions
// from/to PD
InstrItinData<IIC_MMX_CVT_PD_RR, [InstrStage<7, [Port0, Port1]>] >,

10
llvm/test/CodeGen/X86/mmx-schedule.ll
View File

@ -4088,22 +4088,22 @@ declare x86_mmx @llvm.x86.mmx.pminu.b(x86_mmx, x86_mmx) nounwind readnone
define i32 @test_pmovmskb(x86_mmx %a0) optsize {
; GENERIC-LABEL: test_pmovmskb:
; GENERIC: # BB#0:
; GENERIC-NEXT: pmovmskb %mm0, %eax
; GENERIC-NEXT: pmovmskb %mm0, %eax # sched: [1:1.00]
; GENERIC-NEXT: retq # sched: [1:1.00]
;
; ATOM-LABEL: test_pmovmskb:
; ATOM: # BB#0:
; ATOM-NEXT: pmovmskb %mm0, %eax
; ATOM-NEXT: pmovmskb %mm0, %eax # sched: [3:3.00]
; ATOM-NEXT: retq # sched: [79:39.50]
;
; SLM-LABEL: test_pmovmskb:
; SLM: # BB#0:
; SLM-NEXT: pmovmskb %mm0, %eax
; SLM-NEXT: pmovmskb %mm0, %eax # sched: [1:0.50]
; SLM-NEXT: retq # sched: [4:1.00]
;
; SANDY-LABEL: test_pmovmskb:
; SANDY: # BB#0:
; SANDY-NEXT: pmovmskb %mm0, %eax
; SANDY-NEXT: pmovmskb %mm0, %eax # sched: [1:1.00]
; SANDY-NEXT: retq # sched: [1:1.00]
;
; HASWELL-LABEL: test_pmovmskb:
@ -4128,7 +4128,7 @@ define i32 @test_pmovmskb(x86_mmx %a0) optsize {
;
; BTVER2-LABEL: test_pmovmskb:
; BTVER2: # BB#0:
; BTVER2-NEXT: pmovmskb %mm0, %eax
; BTVER2-NEXT: pmovmskb %mm0, %eax # sched: [1:0.50]
; BTVER2-NEXT: retq # sched: [4:1.00]
;
; ZNVER1-LABEL: test_pmovmskb: