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R600/SI: Add a pattern for f32 ftrunc

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llvm-svn: 211377
This commit is contained in:
Tom Stellard 2014-06-20 17:06:09 +00:00
parent 0c64d4a322
commit 2d56aec1cd
4 changed files with 104 additions and 96 deletions
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2
lib/Target/R600/AMDGPUISelLowering.cpp
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@ -938,6 +938,8 @@ SDValue AMDGPUTargetLowering::LowerINTRINSIC_WO_CHAIN(SDValue Op,
case AMDGPUIntrinsic::AMDIL_round_nearest: // Legacy name.
return DAG.getNode(ISD::FRINT, DL, VT, Op.getOperand(1));
case AMDGPUIntrinsic::AMDGPU_trunc:
return DAG.getNode(ISD::FTRUNC, DL, VT, Op.getOperand(1));
}
}

5
lib/Target/R600/R600Instructions.td
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@ -721,14 +721,11 @@ def SETNE_DX10 : R600_2OP <
>;
def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>;
def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>;
def TRUNC : R600_1OP_Helper <0x11, "TRUNC", ftrunc>;
def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>;
def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
// Add also ftrunc intrinsic pattern
def : Pat<(ftrunc f32:$src0), (TRUNC $src0)>;
def MOV : R600_1OP <0x19, "MOV", []>;
let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {

2
lib/Target/R600/SIInstructions.td
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@ -1098,7 +1098,7 @@ defm V_FRACT_F32 : VOP1_32 <0x00000020, "V_FRACT_F32",
[(set f32:$dst, (AMDGPUfract f32:$src0))]
>;
defm V_TRUNC_F32 : VOP1_32 <0x00000021, "V_TRUNC_F32",
[(set f32:$dst, (int_AMDGPU_trunc f32:$src0))]
[(set f32:$dst, (ftrunc f32:$src0))]
>;
defm V_CEIL_F32 : VOP1_32 <0x00000022, "V_CEIL_F32",
[(set f32:$dst, (fceil f32:$src0))]

191
test/CodeGen/R600/ftrunc.ll
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@ -1,110 +1,119 @@
; RUN: llc -march=r600 -mcpu=bonaire < %s | FileCheck -check-prefix=CI -check-prefix=FUNC %s
; RUN: llc -march=r600 -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG --check-prefix=FUNC %s
; RUN: llc -march=r600 -mcpu=SI < %s | FileCheck -check-prefix=SI --check-prefix=FUNC %s
declare double @llvm.trunc.f64(double) nounwind readnone
declare <2 x double> @llvm.trunc.v2f64(<2 x double>) nounwind readnone
declare <3 x double> @llvm.trunc.v3f64(<3 x double>) nounwind readnone
declare <4 x double> @llvm.trunc.v4f64(<4 x double>) nounwind readnone
declare <8 x double> @llvm.trunc.v8f64(<8 x double>) nounwind readnone
declare <16 x double> @llvm.trunc.v16f64(<16 x double>) nounwind readnone
declare float @llvm.trunc.f32(float) nounwind readnone
declare <2 x float> @llvm.trunc.v2f32(<2 x float>) nounwind readnone
declare <3 x float> @llvm.trunc.v3f32(<3 x float>) nounwind readnone
declare <4 x float> @llvm.trunc.v4f32(<4 x float>) nounwind readnone
declare <8 x float> @llvm.trunc.v8f32(<8 x float>) nounwind readnone
declare <16 x float> @llvm.trunc.v16f32(<16 x float>) nounwind readnone
; FUNC-LABEL: @v_ftrunc_f64:
; CI: V_TRUNC_F64_e32
; SI: V_BFE_I32 {{v[0-9]+}}, {{v[0-9]+}}, 20, 11
; SI: S_ENDPGM
define void @v_ftrunc_f64(double addrspace(1)* %out, double addrspace(1)* %in) {
%x = load double addrspace(1)* %in, align 8
%y = call double @llvm.trunc.f64(double %x) nounwind readnone
store double %y, double addrspace(1)* %out, align 8
; FUNC-LABEL: @ftrunc_f32:
; EG: TRUNC
; SI: V_TRUNC_F32_e32
define void @ftrunc_f32(float addrspace(1)* %out, float %x) {
%y = call float @llvm.trunc.f32(float %x) nounwind readnone
store float %y, float addrspace(1)* %out
ret void
}
; FUNC-LABEL: @ftrunc_f64:
; CI: V_TRUNC_F64_e32
; SI: S_BFE_I32 [[SEXP:s[0-9]+]], {{s[0-9]+}}, 0xb0014
; SI: S_ADD_I32 s{{[0-9]+}}, [[SEXP]], 0xfffffc01
; SI: S_LSHR_B64
; SI: S_NOT_B64
; SI: S_AND_B64
; SI: S_AND_B32 s{{[0-9]+}}, s{{[0-9]+}}, 0x80000000
; SI: CMP_LT_I32
; SI: CNDMASK_B32
; SI: CNDMASK_B32
; SI: CMP_GT_I32
; SI: CNDMASK_B32
; SI: CNDMASK_B32
; SI: S_ENDPGM
define void @ftrunc_f64(double addrspace(1)* %out, double %x) {
%y = call double @llvm.trunc.f64(double %x) nounwind readnone
store double %y, double addrspace(1)* %out
; FUNC-LABEL: @ftrunc_v2f32:
; EG: TRUNC
; EG: TRUNC
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
define void @ftrunc_v2f32(<2 x float> addrspace(1)* %out, <2 x float> %x) {
%y = call <2 x float> @llvm.trunc.v2f32(<2 x float> %x) nounwind readnone
store <2 x float> %y, <2 x float> addrspace(1)* %out
ret void
}
; FUNC-LABEL: @ftrunc_v2f64:
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
define void @ftrunc_v2f64(<2 x double> addrspace(1)* %out, <2 x double> %x) {
%y = call <2 x double> @llvm.trunc.v2f64(<2 x double> %x) nounwind readnone
store <2 x double> %y, <2 x double> addrspace(1)* %out
ret void
}
; FIXME-FUNC-LABEL: @ftrunc_v3f64:
; FIXME-CI: V_TRUNC_F64_e32
; FIXME-CI: V_TRUNC_F64_e32
; FIXME-CI: V_TRUNC_F64_e32
; define void @ftrunc_v3f64(<3 x double> addrspace(1)* %out, <3 x double> %x) {
; %y = call <3 x double> @llvm.trunc.v3f64(<3 x double> %x) nounwind readnone
; store <3 x double> %y, <3 x double> addrspace(1)* %out
; FIXME-FUNC-LABEL: @ftrunc_v3f32:
; FIXME-EG: TRUNC
; FIXME-EG: TRUNC
; FIXME-EG: TRUNC
; FIXME-SI: V_TRUNC_F32_e32
; FIXME-SI: V_TRUNC_F32_e32
; FIXME-SI: V_TRUNC_F32_e32
; define void @ftrunc_v3f32(<3 x float> addrspace(1)* %out, <3 x float> %x) {
; %y = call <3 x float> @llvm.trunc.v3f32(<3 x float> %x) nounwind readnone
; store <3 x float> %y, <3 x float> addrspace(1)* %out
; ret void
; }
; FUNC-LABEL: @ftrunc_v4f64:
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
define void @ftrunc_v4f64(<4 x double> addrspace(1)* %out, <4 x double> %x) {
%y = call <4 x double> @llvm.trunc.v4f64(<4 x double> %x) nounwind readnone
store <4 x double> %y, <4 x double> addrspace(1)* %out
; FUNC-LABEL: @ftrunc_v4f32:
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
define void @ftrunc_v4f32(<4 x float> addrspace(1)* %out, <4 x float> %x) {
%y = call <4 x float> @llvm.trunc.v4f32(<4 x float> %x) nounwind readnone
store <4 x float> %y, <4 x float> addrspace(1)* %out
ret void
}
; FUNC-LABEL: @ftrunc_v8f64:
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
define void @ftrunc_v8f64(<8 x double> addrspace(1)* %out, <8 x double> %x) {
%y = call <8 x double> @llvm.trunc.v8f64(<8 x double> %x) nounwind readnone
store <8 x double> %y, <8 x double> addrspace(1)* %out
; FUNC-LABEL: @ftrunc_v8f32:
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
define void @ftrunc_v8f32(<8 x float> addrspace(1)* %out, <8 x float> %x) {
%y = call <8 x float> @llvm.trunc.v8f32(<8 x float> %x) nounwind readnone
store <8 x float> %y, <8 x float> addrspace(1)* %out
ret void
}
; FUNC-LABEL: @ftrunc_v16f64:
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
; CI: V_TRUNC_F64_e32
define void @ftrunc_v16f64(<16 x double> addrspace(1)* %out, <16 x double> %x) {
%y = call <16 x double> @llvm.trunc.v16f64(<16 x double> %x) nounwind readnone
store <16 x double> %y, <16 x double> addrspace(1)* %out
; FUNC-LABEL: @ftrunc_v16f32:
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; EG: TRUNC
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
; SI: V_TRUNC_F32_e32
define void @ftrunc_v16f32(<16 x float> addrspace(1)* %out, <16 x float> %x) {
%y = call <16 x float> @llvm.trunc.v16f32(<16 x float> %x) nounwind readnone
store <16 x float> %y, <16 x float> addrspace(1)* %out
ret void
}