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R600: Expand vector FSQRT ops 

llvm-svn: 193620
This commit is contained in:
Tom Stellard 2013-10-29 16:37:20 +00:00
parent cbd806aef8
commit e118b8becd
2 changed files with 55 additions and 0 deletions
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1
llvm/lib/Target/R600/AMDGPUISelLowering.cpp
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@ -180,6 +180,7 @@ AMDGPUTargetLowering::AMDGPUTargetLowering(TargetMachine &TM) :
setOperationAction(ISD::FFLOOR, VT, Expand);
setOperationAction(ISD::FMUL, VT, Expand);
setOperationAction(ISD::FRINT, VT, Expand);
setOperationAction(ISD::FSQRT, VT, Expand);
setOperationAction(ISD::FSUB, VT, Expand);
}
}

54
llvm/test/CodeGen/R600/llvm.sqrt.ll Normal file
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@ -0,0 +1,54 @@
; RUN: llc < %s -march=r600 --mcpu=redwood | FileCheck %s --check-prefix=R600-CHECK
; RUN: llc < %s -march=r600 --mcpu=SI | FileCheck %s --check-prefix=SI-CHECK
; R600-CHECK-LABEL: @sqrt_f32
; R600-CHECK: RECIPSQRT_CLAMPED * T{{[0-9]\.[XYZW]}}, KC0[2].Z
; R600-CHECK: MUL NON-IEEE T{{[0-9]\.[XYZW]}}, KC0[2].Z, PS
; SI-CHECK-LABEL: @sqrt_f32
; SI-CHECK: V_SQRT_F32_e32
define void @sqrt_f32(float addrspace(1)* %out, float %in) {
entry:
%0 = call float @llvm.sqrt.f32(float %in)
store float %0, float addrspace(1)* %out
ret void
}
; R600-CHECK-LABEL: @sqrt_v2f32
; R600-CHECK-DAG: RECIPSQRT_CLAMPED * T{{[0-9]\.[XYZW]}}, KC0[2].W
; R600-CHECK-DAG: MUL NON-IEEE T{{[0-9]\.[XYZW]}}, KC0[2].W, PS
; R600-CHECK-DAG: RECIPSQRT_CLAMPED * T{{[0-9]\.[XYZW]}}, KC0[3].X
; R600-CHECK-DAG: MUL NON-IEEE T{{[0-9]\.[XYZW]}}, KC0[3].X, PS
; SI-CHECK-LABEL: @sqrt_v2f32
; SI-CHECK: V_SQRT_F32_e32
; SI-CHECK: V_SQRT_F32_e32
define void @sqrt_v2f32(<2 x float> addrspace(1)* %out, <2 x float> %in) {
entry:
%0 = call <2 x float> @llvm.sqrt.v2f32(<2 x float> %in)
store <2 x float> %0, <2 x float> addrspace(1)* %out
ret void
}
; R600-CHECK-LABEL: @sqrt_v4f32
; R600-CHECK-DAG: RECIPSQRT_CLAMPED * T{{[0-9]\.[XYZW]}}, KC0[3].Y
; R600-CHECK-DAG: MUL NON-IEEE T{{[0-9]\.[XYZW]}}, KC0[3].Y, PS
; R600-CHECK-DAG: RECIPSQRT_CLAMPED * T{{[0-9]\.[XYZW]}}, KC0[3].Z
; R600-CHECK-DAG: MUL NON-IEEE T{{[0-9]\.[XYZW]}}, KC0[3].Z, PS
; R600-CHECK-DAG: RECIPSQRT_CLAMPED * T{{[0-9]\.[XYZW]}}, KC0[3].W
; R600-CHECK-DAG: MUL NON-IEEE T{{[0-9]\.[XYZW]}}, KC0[3].W, PS
; R600-CHECK-DAG: RECIPSQRT_CLAMPED * T{{[0-9]\.[XYZW]}}, KC0[4].X
; R600-CHECK-DAG: MUL NON-IEEE T{{[0-9]\.[XYZW]}}, KC0[4].X, PS
; SI-CHECK-LABEL: @sqrt_v4f32
; SI-CHECK: V_SQRT_F32_e32
; SI-CHECK: V_SQRT_F32_e32
; SI-CHECK: V_SQRT_F32_e32
; SI-CHECK: V_SQRT_F32_e32
define void @sqrt_v4f32(<4 x float> addrspace(1)* %out, <4 x float> %in) {
entry:
%0 = call <4 x float> @llvm.sqrt.v4f32(<4 x float> %in)
store <4 x float> %0, <4 x float> addrspace(1)* %out
ret void
}
declare float @llvm.sqrt.f32(float %in)
declare <2 x float> @llvm.sqrt.v2f32(<2 x float> %in)
declare <4 x float> @llvm.sqrt.v4f32(<4 x float> %in)