[PATCH 1/1] R600: Implement float to long/ulong

Tom Stellard tom at stellard.net
Tue Jun 24 15:16:26 PDT 2014


On Tue, Jun 24, 2014 at 05:10:46PM -0400, Jan Vesely wrote:
> Use alg. from LegalizeDAG.cpp
> Move Expand setting to SIISelLowering
> 
> v2: Extend existing tests instead of creating new ones
> 
> Signed-off-by: Jan Vesely <jan.vesely at rutgers.edu>
> ---
>  lib/Target/R600/AMDGPUISelLowering.cpp |   1 -
>  lib/Target/R600/R600ISelLowering.cpp   |  62 +++++++++-
>  lib/Target/R600/SIISelLowering.cpp     |   3 +
>  test/CodeGen/R600/fp_to_sint.ll        | 213 ++++++++++++++++++++++++++++++---
>  test/CodeGen/R600/fp_to_sint_i64.ll    |  12 --
>  test/CodeGen/R600/fp_to_uint.ll        | 210 +++++++++++++++++++++++++++++---
>  6 files changed, 450 insertions(+), 51 deletions(-)
>  delete mode 100644 test/CodeGen/R600/fp_to_sint_i64.ll
> 
> diff --git a/lib/Target/R600/AMDGPUISelLowering.cpp b/lib/Target/R600/AMDGPUISelLowering.cpp
> index 07c82b1..500b0e5 100644
> --- a/lib/Target/R600/AMDGPUISelLowering.cpp
> +++ b/lib/Target/R600/AMDGPUISelLowering.cpp
> @@ -265,7 +265,6 @@ AMDGPUTargetLowering::AMDGPUTargetLowering(TargetMachine &TM) :
>    setOperationAction(ISD::ROTL, MVT::i64, Expand);
>    setOperationAction(ISD::ROTR, MVT::i64, Expand);
>  
> -  setOperationAction(ISD::FP_TO_SINT, MVT::i64, Expand);
>    setOperationAction(ISD::MUL, MVT::i64, Expand);
>    setOperationAction(ISD::MULHU, MVT::i64, Expand);
>    setOperationAction(ISD::MULHS, MVT::i64, Expand);
> diff --git a/lib/Target/R600/R600ISelLowering.cpp b/lib/Target/R600/R600ISelLowering.cpp
> index 13d555e..f021399 100644
> --- a/lib/Target/R600/R600ISelLowering.cpp
> +++ b/lib/Target/R600/R600ISelLowering.cpp
> @@ -82,6 +82,8 @@ R600TargetLowering::R600TargetLowering(TargetMachine &TM) :
>    setOperationAction(ISD::SETCC, MVT::i32, Expand);
>    setOperationAction(ISD::SETCC, MVT::f32, Expand);
>    setOperationAction(ISD::FP_TO_UINT, MVT::i1, Custom);
> +  setOperationAction(ISD::FP_TO_SINT, MVT::i64, Custom);
> +  setOperationAction(ISD::FP_TO_UINT, MVT::i64, Custom);
>  
>    setOperationAction(ISD::SELECT, MVT::i32, Expand);
>    setOperationAction(ISD::SELECT, MVT::f32, Expand);
> @@ -829,8 +831,66 @@ void R600TargetLowering::ReplaceNodeResults(SDNode *N,
>    default:
>      AMDGPUTargetLowering::ReplaceNodeResults(N, Results, DAG);
>      return;
> -  case ISD::FP_TO_UINT: Results.push_back(LowerFPTOUINT(N->getOperand(0), DAG));
> +  case ISD::FP_TO_UINT:
> +    if (N->getValueType(0) == MVT::i1) {
> +      Results.push_back(LowerFPTOUINT(N->getOperand(0), DAG));
> +      return;
> +    }
> +  case ISD::FP_TO_SINT: {
> +    // Expand f32 -> i64 conversion
> +    // This algorithm comes from compiler-rt's implementation of fixsfdi:
> +    // https://github.com/llvm-mirror/compiler-rt/blob/master/lib/builtins/fixsfdi.c

Was this code copied from LegalizeDAG.cpp ?  Why can't we just mark this
action as Expand?

-Tom

> +    EVT VT = N->getOperand(0).getValueType();
> +    EVT NVT = N->getValueType(0);
> +    SDValue Op = SDValue(N, 0);
> +    SDLoc DL(Op);
> +    EVT IntVT = EVT::getIntegerVT(*DAG.getContext(), VT.getSizeInBits());
> +    SDValue ExponentMask = DAG.getConstant(0x7F800000, IntVT);
> +    SDValue ExponentLoBit = DAG.getConstant(23, IntVT);
> +    SDValue Bias = DAG.getConstant(127, IntVT);
> +    SDValue SignMask = DAG.getConstant(APInt::getSignBit(VT.getSizeInBits()),
> +                                       IntVT);
> +    SDValue SignLowBit = DAG.getConstant(VT.getSizeInBits() - 1, IntVT);
> +    SDValue MantissaMask = DAG.getConstant(0x007FFFFF, IntVT);
> +
> +    SDValue Bits = DAG.getNode(ISD::BITCAST, DL, IntVT, N->getOperand(0));
> +
> +    SDValue ExponentBits = DAG.getNode(ISD::SRL, DL, IntVT,
> +        DAG.getNode(ISD::AND, DL, IntVT, Bits, ExponentMask),
> +        DAG.getZExtOrTrunc(ExponentLoBit, DL, getShiftAmountTy(IntVT)));
> +    SDValue Exponent = DAG.getNode(ISD::SUB, DL, IntVT, ExponentBits, Bias);
> +
> +    SDValue Sign = DAG.getNode(ISD::SRA, DL, IntVT,
> +        DAG.getNode(ISD::AND, DL, IntVT, Bits, SignMask),
> +        DAG.getZExtOrTrunc(SignLowBit, DL, getShiftAmountTy(IntVT)));
> +    Sign = DAG.getSExtOrTrunc(Sign, DL, NVT);
> +
> +    SDValue R = DAG.getNode(ISD::OR, DL, IntVT,
> +        DAG.getNode(ISD::AND, DL, IntVT, Bits, MantissaMask),
> +        DAG.getConstant(0x00800000, IntVT));
> +
> +    R = DAG.getZExtOrTrunc(R, DL, NVT);
> +
> +
> +    R = DAG.getSelectCC(DL, Exponent, ExponentLoBit,
> +       DAG.getNode(ISD::SHL, DL, NVT, R,
> +                   DAG.getZExtOrTrunc(
> +                      DAG.getNode(ISD::SUB, DL, IntVT, Exponent, ExponentLoBit),
> +                      DL, getShiftAmountTy(IntVT))),
> +       DAG.getNode(ISD::SRL, DL, NVT, R,
> +                   DAG.getZExtOrTrunc(
> +                      DAG.getNode(ISD::SUB, DL, IntVT, ExponentLoBit, Exponent),
> +                      DL, getShiftAmountTy(IntVT))),
> +       ISD::SETGT);
> +
> +    SDValue Ret = DAG.getNode(ISD::SUB, DL, NVT,
> +        DAG.getNode(ISD::XOR, DL, NVT, R, Sign),
> +        Sign);
> +
> +    Results.push_back(DAG.getSelectCC(DL, Exponent, DAG.getConstant(0, IntVT),
> +        DAG.getConstant(0, NVT), Ret, ISD::SETLT));
>      return;
> +  }
>    case ISD::LOAD: {
>      SDNode *Node = LowerLOAD(SDValue(N, 0), DAG).getNode();
>      Results.push_back(SDValue(Node, 0));
> diff --git a/lib/Target/R600/SIISelLowering.cpp b/lib/Target/R600/SIISelLowering.cpp
> index 4a7e99a..0f66f45 100644
> --- a/lib/Target/R600/SIISelLowering.cpp
> +++ b/lib/Target/R600/SIISelLowering.cpp
> @@ -167,6 +167,9 @@ SITargetLowering::SITargetLowering(TargetMachine &TM) :
>  
>    setOperationAction(ISD::LOAD, MVT::i1, Custom);
>  
> +  setOperationAction(ISD::FP_TO_SINT, MVT::i64, Expand);
> +  setOperationAction(ISD::FP_TO_UINT, MVT::i64, Expand);
> +
>    setOperationAction(ISD::GlobalAddress, MVT::i32, Custom);
>    setOperationAction(ISD::GlobalAddress, MVT::i64, Custom);
>    setOperationAction(ISD::FrameIndex, MVT::i32, Custom);
> diff --git a/test/CodeGen/R600/fp_to_sint.ll b/test/CodeGen/R600/fp_to_sint.ll
> index 8302b4f..235045a 100644
> --- a/test/CodeGen/R600/fp_to_sint.ll
> +++ b/test/CodeGen/R600/fp_to_sint.ll
> @@ -1,31 +1,206 @@
> -; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s --check-prefix=R600-CHECK
> -; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck %s --check-prefix=SI-CHECK
> -
> -; R600-CHECK: @fp_to_sint_v2i32
> -; R600-CHECK: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> -; R600-CHECK: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> -; SI-CHECK: @fp_to_sint_v2i32
> -; SI-CHECK: V_CVT_I32_F32_e32
> -; SI-CHECK: V_CVT_I32_F32_e32
> +; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck %s --check-prefix=EG --check-prefix=FUNC
> +; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck %s --check-prefix=SI --check-prefix=FUNC
> +
> +; FUNC-LABEL: @fp_to_sint_v2i32
> +; EG: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> +; EG: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> +; SI: V_CVT_I32_F32_e32
> +; SI: V_CVT_I32_F32_e32
>  define void @fp_to_sint_v2i32(<2 x i32> addrspace(1)* %out, <2 x float> %in) {
>    %result = fptosi <2 x float> %in to <2 x i32>
>    store <2 x i32> %result, <2 x i32> addrspace(1)* %out
>    ret void
>  }
>  
> -; R600-CHECK: @fp_to_sint_v4i32
> -; R600-CHECK: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> -; R600-CHECK: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW]}}
> -; R600-CHECK: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> -; R600-CHECK: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> -; SI-CHECK: @fp_to_sint_v4i32
> -; SI-CHECK: V_CVT_I32_F32_e32
> -; SI-CHECK: V_CVT_I32_F32_e32
> -; SI-CHECK: V_CVT_I32_F32_e32
> -; SI-CHECK: V_CVT_I32_F32_e32
> +; FUNC-LABEL: @fp_to_sint_v4i32
> +; EG: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> +; EG: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW]}}
> +; EG: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> +; EG: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> +; SI: V_CVT_I32_F32_e32
> +; SI: V_CVT_I32_F32_e32
> +; SI: V_CVT_I32_F32_e32
> +; SI: V_CVT_I32_F32_e32
>  define void @fp_to_sint_v4i32(<4 x i32> addrspace(1)* %out, <4 x float> addrspace(1)* %in) {
>    %value = load <4 x float> addrspace(1) * %in
>    %result = fptosi <4 x float> %value to <4 x i32>
>    store <4 x i32> %result, <4 x i32> addrspace(1)* %out
>    ret void
>  }
> +
> +; FUNC-LABEL: @fp_to_sint_i64
> +
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +
> +; Check that the compiler doesn't crash with a "cannot select" error
> +; SI: S_ENDPGM
> +define void @fp_to_sint_i64 (i64 addrspace(1)* %out, float %in) {
> +entry:
> +  %0 = fptosi float %in to i64
> +  store i64 %0, i64 addrspace(1)* %out
> +  ret void
> +}
> +
> +; FUNC: @fp_to_sint_v2i64
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +
> +; SI: S_ENDPGM
> +define void @fp_to_sint_v2i64(<2 x i64> addrspace(1)* %out, <2 x float> %x) {
> +  %conv = fptosi <2 x float> %x to <2 x i64>
> +  store <2 x i64> %conv, <2 x i64> addrspace(1)* %out
> +  ret void
> +}
> +
> +; FUNC: @fp_to_sint_v4i64
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +
> +; SI: S_ENDPGM
> +define void @fp_to_sint_v4i64(<4 x i64> addrspace(1)* %out, <4 x float> %x) {
> +  %conv = fptosi <4 x float> %x to <4 x i64>
> +  store <4 x i64> %conv, <4 x i64> addrspace(1)* %out
> +  ret void
> +}
> diff --git a/test/CodeGen/R600/fp_to_sint_i64.ll b/test/CodeGen/R600/fp_to_sint_i64.ll
> deleted file mode 100644
> index ec3e198..0000000
> --- a/test/CodeGen/R600/fp_to_sint_i64.ll
> +++ /dev/null
> @@ -1,12 +0,0 @@
> -; FIXME: Merge into fp_to_sint.ll when EG/NI supports 64-bit types
> -; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck --check-prefix=SI %s
> -
> -; SI-LABEL: @fp_to_sint_i64
> -; Check that the compiler doesn't crash with a "cannot select" error
> -; SI: S_ENDPGM
> -define void @fp_to_sint_i64 (i64 addrspace(1)* %out, float %in) {
> -entry:
> -  %0 = fptosi float %in to i64
> -  store i64 %0, i64 addrspace(1)* %out
> -  ret void
> -}
> diff --git a/test/CodeGen/R600/fp_to_uint.ll b/test/CodeGen/R600/fp_to_uint.ll
> index 77db43b..a13018b 100644
> --- a/test/CodeGen/R600/fp_to_uint.ll
> +++ b/test/CodeGen/R600/fp_to_uint.ll
> @@ -1,12 +1,11 @@
> -; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s --check-prefix=R600-CHECK
> -; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck %s --check-prefix=SI-CHECK
> +; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck %s --check-prefix=EG --check-prefix=FUNC
> +; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck %s --check-prefix=SI --check-prefix=FUNC
>  
> -; R600-CHECK: @fp_to_uint_v2i32
> -; R600-CHECK: FLT_TO_UINT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> -; R600-CHECK: FLT_TO_UINT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
> -; SI-CHECK: @fp_to_uint_v2i32
> -; SI-CHECK: V_CVT_U32_F32_e32
> -; SI-CHECK: V_CVT_U32_F32_e32
> +; FUNC-LABEL: @fp_to_uint_v2i32
> +; EG: FLT_TO_UINT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> +; EG: FLT_TO_UINT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
> +; SI: V_CVT_U32_F32_e32
> +; SI: V_CVT_U32_F32_e32
>  
>  define void @fp_to_uint_v2i32(<2 x i32> addrspace(1)* %out, <2 x float> %in) {
>    %result = fptoui <2 x float> %in to <2 x i32>
> @@ -14,16 +13,15 @@ define void @fp_to_uint_v2i32(<2 x i32> addrspace(1)* %out, <2 x float> %in) {
>    ret void
>  }
>  
> -; R600-CHECK: @fp_to_uint_v4i32
> -; R600-CHECK: FLT_TO_UINT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> -; R600-CHECK: FLT_TO_UINT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
> -; R600-CHECK: FLT_TO_UINT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> -; R600-CHECK: FLT_TO_UINT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> -; SI-CHECK: @fp_to_uint_v4i32
> -; SI-CHECK: V_CVT_U32_F32_e32
> -; SI-CHECK: V_CVT_U32_F32_e32
> -; SI-CHECK: V_CVT_U32_F32_e32
> -; SI-CHECK: V_CVT_U32_F32_e32
> +; FUNC-LABEL: @fp_to_uint_v4i32
> +; EG: FLT_TO_UINT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> +; EG: FLT_TO_UINT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
> +; EG: FLT_TO_UINT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> +; EG: FLT_TO_UINT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
> +; SI: V_CVT_U32_F32_e32
> +; SI: V_CVT_U32_F32_e32
> +; SI: V_CVT_U32_F32_e32
> +; SI: V_CVT_U32_F32_e32
>  
>  define void @fp_to_uint_v4i32(<4 x i32> addrspace(1)* %out, <4 x float> addrspace(1)* %in) {
>    %value = load <4 x float> addrspace(1) * %in
> @@ -31,3 +29,179 @@ define void @fp_to_uint_v4i32(<4 x i32> addrspace(1)* %out, <4 x float> addrspac
>    store <4 x i32> %result, <4 x i32> addrspace(1)* %out
>    ret void
>  }
> +; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck --check-prefix=SI --check-prefix=FUNC %s
> +; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck --check-prefix=EG --check-prefix=FUNC %s
> +
> +; FUNC: @fp_to_uint_i64
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +
> +; SI: S_ENDPGM
> +define void @fp_to_uint_i64(i64 addrspace(1)* %out, float %x) {
> +  %conv = fptoui float %x to i64
> +  store i64 %conv, i64 addrspace(1)* %out
> +  ret void
> +}
> +
> +; FUNC: @fp_to_uint_v2i64
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +
> +; SI: S_ENDPGM
> +define void @fp_to_uint_v2i64(<2 x i64> addrspace(1)* %out, <2 x float> %x) {
> +  %conv = fptoui <2 x float> %x to <2 x i64>
> +  store <2 x i64> %conv, <2 x i64> addrspace(1)* %out
> +  ret void
> +}
> +
> +; FUNC: @fp_to_uint_v4i64
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: LSHR
> +; EG-DAG: SUB_INT
> +; EG-DAG: AND_INT
> +; EG-DAG: ASHR
> +; EG-DAG: AND_INT
> +; EG-DAG: OR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHL
> +; EG-DAG: LSHL
> +; EG-DAG: SUB_INT
> +; EG-DAG: LSHR
> +; EG-DAG: LSHR
> +; EG-DAG: SETGT_UINT
> +; EG-DAG: SETGT_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: XOR_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: SUB_INT
> +; EG-DAG: CNDGE_INT
> +; EG-DAG: CNDGE_INT
> +
> +; SI: S_ENDPGM
> +define void @fp_to_uint_v4i64(<4 x i64> addrspace(1)* %out, <4 x float> %x) {
> +  %conv = fptoui <4 x float> %x to <4 x i64>
> +  store <4 x i64> %conv, <4 x i64> addrspace(1)* %out
> +  ret void
> +}
> -- 
> 1.9.3
> 
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