diff options
author | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
---|---|---|
committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /capstone/suite/synctools/tablegen/PPC/PPCScheduleE5500.td | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'capstone/suite/synctools/tablegen/PPC/PPCScheduleE5500.td')
-rw-r--r-- | capstone/suite/synctools/tablegen/PPC/PPCScheduleE5500.td | 385 |
1 files changed, 385 insertions, 0 deletions
diff --git a/capstone/suite/synctools/tablegen/PPC/PPCScheduleE5500.td b/capstone/suite/synctools/tablegen/PPC/PPCScheduleE5500.td new file mode 100644 index 000000000..32f8e652d --- /dev/null +++ b/capstone/suite/synctools/tablegen/PPC/PPCScheduleE5500.td @@ -0,0 +1,385 @@ +//===-- PPCScheduleE500mc.td - e5500 Scheduling Defs -------*- tablegen -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file defines the itinerary class data for the Freescale e5500 64-bit +// Power processor. +// +// All information is derived from the "e5500 Core Reference Manual", +// Freescale Document Number e5500RM, Rev. 1, 03/2012. +// +//===----------------------------------------------------------------------===// +// Relevant functional units in the Freescale e5500 core +// (These are the same as for the e500mc) +// +// * Decode & Dispatch +// Can dispatch up to 2 instructions per clock cycle to either the GPR Issue +// queues (GIQx), FP Issue Queue (FIQ), or Branch issue queue (BIQ). +def E5500_DIS0 : FuncUnit; +def E5500_DIS1 : FuncUnit; + +// * Execute +// 6 pipelined execution units: SFX0, SFX1, BU, FPU, LSU, CFX. +// The CFX has a bypass path, allowing non-divide instructions to execute +// while a divide instruction is being executed. +def E5500_SFX0 : FuncUnit; // Simple unit 0 +def E5500_SFX1 : FuncUnit; // Simple unit 1 +def E5500_BU : FuncUnit; // Branch unit +def E5500_CFX_DivBypass + : FuncUnit; // CFX divide bypass path +def E5500_CFX_0 : FuncUnit; // CFX pipeline stage 0 + +def E5500_CFX_1 : FuncUnit; // CFX pipeline stage 1 + +def E5500_LSU_0 : FuncUnit; // LSU pipeline +def E5500_FPU_0 : FuncUnit; // FPU pipeline + +def E5500_GPR_Bypass : Bypass; +def E5500_FPR_Bypass : Bypass; +def E5500_CR_Bypass : Bypass; + +def PPCE5500Itineraries : ProcessorItineraries< + [E5500_DIS0, E5500_DIS1, E5500_SFX0, E5500_SFX1, E5500_BU, + E5500_CFX_DivBypass, E5500_CFX_0, E5500_CFX_1, + E5500_LSU_0, E5500_FPU_0], + [E5500_CR_Bypass, E5500_GPR_Bypass, E5500_FPR_Bypass], [ + InstrItinData<IIC_IntSimple, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1]>], + [5, 2, 2], // Latency = 1 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntGeneral, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1]>], + [5, 2, 2], // Latency = 1 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntISEL, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1]>], + [5, 2, 2, 2], // Latency = 1 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass, + E5500_CR_Bypass]>, + InstrItinData<IIC_IntCompare, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1]>], + [6, 2, 2], // Latency = 1 or 2 + [E5500_CR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntDivD, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_CFX_0], 0>, + InstrStage<26, [E5500_CFX_DivBypass]>], + [30, 2, 2], // Latency= 4..26, Repeat rate= 4..26 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntDivW, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_CFX_0], 0>, + InstrStage<16, [E5500_CFX_DivBypass]>], + [20, 2, 2], // Latency= 4..16, Repeat rate= 4..16 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntMFFS, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_FPU_0]>], + [11], // Latency = 7, Repeat rate = 1 + [E5500_FPR_Bypass]>, + InstrItinData<IIC_IntMTFSB0, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<7, [E5500_FPU_0]>], + [11, 2, 2], // Latency = 7, Repeat rate = 7 + [NoBypass, NoBypass, NoBypass]>, + InstrItinData<IIC_IntMulHD, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_CFX_0], 0>, + InstrStage<2, [E5500_CFX_1]>], + [9, 2, 2], // Latency = 4..7, Repeat rate = 2..4 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntMulHW, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_CFX_0], 0>, + InstrStage<1, [E5500_CFX_1]>], + [8, 2, 2], // Latency = 4, Repeat rate = 1 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntMulHWU, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_CFX_0], 0>, + InstrStage<1, [E5500_CFX_1]>], + [8, 2, 2], // Latency = 4, Repeat rate = 1 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntMulLI, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_CFX_0], 0>, + InstrStage<2, [E5500_CFX_1]>], + [8, 2, 2], // Latency = 4 or 5, Repeat = 2 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntRotate, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1]>], + [5, 2, 2], // Latency = 1 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntRotateD, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<2, [E5500_SFX0, E5500_SFX1]>], + [6, 2, 2], // Latency = 2, Repeat rate = 2 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntRotateDI, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1]>], + [5, 2, 2], // Latency = 1, Repeat rate = 1 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntShift, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<2, [E5500_SFX0, E5500_SFX1]>], + [6, 2, 2], // Latency = 2, Repeat rate = 2 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_IntTrapW, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<2, [E5500_SFX0]>], + [6, 2], // Latency = 2, Repeat rate = 2 + [E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_BrB, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_BU]>], + [5, 2], // Latency = 1 + [NoBypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_BrCR, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_BU]>], + [5, 2, 2], // Latency = 1 + [E5500_CR_Bypass, + E5500_CR_Bypass, E5500_CR_Bypass]>, + InstrItinData<IIC_BrMCR, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_BU]>], + [5, 2], // Latency = 1 + [E5500_CR_Bypass, E5500_CR_Bypass]>, + InstrItinData<IIC_BrMCRX, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_CFX_0]>], + [5, 2, 2], // Latency = 1 + [E5500_CR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStDCBA, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStDCBF, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStDCBI, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStLoad, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3 + [E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStLoadUpd, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [E5500_GPR_Bypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStLoadUpdX,[InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [E5500_GPR_Bypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStLD, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStLDARX, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<3, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 3 + [E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStLDU, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [E5500_GPR_Bypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStLDUX, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [E5500_GPR_Bypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStStore, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [NoBypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStStoreUpd,[InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [NoBypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStICBI, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [NoBypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStSTFD, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2, 2], // Latency = 3, Repeat rate = 1 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStSTFDU, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2, 2], // Latency = 3, Repeat rate = 1 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStLFD, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [8, 2, 2], // Latency = 4, Repeat rate = 1 + [E5500_FPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStLFDU, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [8, 2, 2], // Latency = 4, Repeat rate = 1 + [E5500_FPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStLFDUX, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [8, 2, 2], // Latency = 4, Repeat rate = 1 + [E5500_FPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStLHA, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3 + [E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStLHAU, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [E5500_GPR_Bypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStLHAUX, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [E5500_GPR_Bypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStLMW, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<4, [E5500_LSU_0]>], + [8, 2], // Latency = r+3, Repeat rate = r+3 + [NoBypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStLWARX, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<3, [E5500_LSU_0]>], + [7, 2, 2], // Latency = 3, Repeat rate = 3 + [E5500_GPR_Bypass, + E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStSTD, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [NoBypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStSTDCX, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [NoBypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStSTDU, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [NoBypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStSTDUX, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_SFX0, E5500_SFX1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [NoBypass, E5500_GPR_Bypass], + 2>, // 2 micro-ops + InstrItinData<IIC_LdStSTWCX, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>], + [7, 2], // Latency = 3, Repeat rate = 1 + [NoBypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_LdStSync, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0]>]>, + InstrItinData<IIC_SprMTMSR, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<2, [E5500_CFX_0]>], + [6, 2], // Latency = 2, Repeat rate = 4 + [E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_SprTLBSYNC, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_LSU_0], 0>]>, + InstrItinData<IIC_SprMFCR, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<5, [E5500_CFX_0]>], + [9, 2], // Latency = 5, Repeat rate = 5 + [E5500_GPR_Bypass, E5500_CR_Bypass]>, + InstrItinData<IIC_SprMFCRF, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<5, [E5500_CFX_0]>], + [9, 2], // Latency = 5, Repeat rate = 5 + [E5500_GPR_Bypass, E5500_CR_Bypass]>, + InstrItinData<IIC_SprMFPMR, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<4, [E5500_CFX_0]>], + [8, 2], // Latency = 4, Repeat rate = 4 + [E5500_GPR_Bypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_SprMFSPR, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_CFX_0]>], + [5], // Latency = 1, Repeat rate = 1 + [E5500_GPR_Bypass]>, + InstrItinData<IIC_SprMTPMR, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_CFX_0]>], + [5], // Latency = 1, Repeat rate = 1 + [E5500_GPR_Bypass]>, + InstrItinData<IIC_SprMFTB, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<4, [E5500_CFX_0]>], + [8, 2], // Latency = 4, Repeat rate = 4 + [NoBypass, E5500_GPR_Bypass]>, + InstrItinData<IIC_SprMTSPR, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_CFX_0]>], + [5], // Latency = 1, Repeat rate = 1 + [E5500_GPR_Bypass]>, + InstrItinData<IIC_FPGeneral, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_FPU_0]>], + [11, 2, 2], // Latency = 7, Repeat rate = 1 + [E5500_FPR_Bypass, + E5500_FPR_Bypass, E5500_FPR_Bypass]>, + InstrItinData<IIC_FPAddSub, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_FPU_0]>], + [11, 2, 2], // Latency = 7, Repeat rate = 1 + [E5500_FPR_Bypass, + E5500_FPR_Bypass, E5500_FPR_Bypass]>, + InstrItinData<IIC_FPCompare, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_FPU_0]>], + [11, 2, 2], // Latency = 7, Repeat rate = 1 + [E5500_CR_Bypass, + E5500_FPR_Bypass, E5500_FPR_Bypass]>, + InstrItinData<IIC_FPDivD, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<31, [E5500_FPU_0]>], + [39, 2, 2], // Latency = 35, Repeat rate = 31 + [E5500_FPR_Bypass, + E5500_FPR_Bypass, E5500_FPR_Bypass]>, + InstrItinData<IIC_FPDivS, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<16, [E5500_FPU_0]>], + [24, 2, 2], // Latency = 20, Repeat rate = 16 + [E5500_FPR_Bypass, + E5500_FPR_Bypass, E5500_FPR_Bypass]>, + InstrItinData<IIC_FPFused, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<1, [E5500_FPU_0]>], + [11, 2, 2, 2], // Latency = 7, Repeat rate = 1 + [E5500_FPR_Bypass, + E5500_FPR_Bypass, E5500_FPR_Bypass, + E5500_FPR_Bypass]>, + InstrItinData<IIC_FPRes, [InstrStage<1, [E5500_DIS0, E5500_DIS1], 0>, + InstrStage<2, [E5500_FPU_0]>], + [12, 2], // Latency = 8, Repeat rate = 2 + [E5500_FPR_Bypass, E5500_FPR_Bypass]> +]>; + +// ===---------------------------------------------------------------------===// +// e5500 machine model for scheduling and other instruction cost heuristics. + +def PPCE5500Model : SchedMachineModel { + let IssueWidth = 2; // 2 micro-ops are dispatched per cycle. + let LoadLatency = 6; // Optimistic load latency assuming bypass. + // This is overriden by OperandCycles if the + // Itineraries are queried instead. + + let CompleteModel = 0; + + let Itineraries = PPCE5500Itineraries; +} |