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Add a few more altivec intrinsics

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llvm-svn: 27215
This commit is contained in:
Nate Begeman 2006-03-28 04:15:58 +00:00
parent d6a0ead88c
commit 5a82c8ccbd
4 changed files with 52 additions and 7 deletions
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25
include/llvm/IntrinsicsPowerPC.td
View File

@ -131,7 +131,7 @@ let TargetPrefix = "ppc" in { // All intrinsics start with "llvm.ppc.".
Intrinsic<[llvm_int_ty, llvm_int_ty, llvm_v16i8_ty,llvm_v16i8_ty],
[InstrNoMem]>;
// Saturating adds and subs.
// Saturating adds, subs, and multiply-adds
def int_ppc_altivec_vaddubs : GCCBuiltin<"__builtin_altivec_vaddubs">,
Intrinsic<[llvm_v16i8_ty, llvm_v16i8_ty, llvm_v16i8_ty],
[InstrNoMem]>;
@ -150,6 +150,12 @@ let TargetPrefix = "ppc" in { // All intrinsics start with "llvm.ppc.".
def int_ppc_altivec_vaddsws : GCCBuiltin<"__builtin_altivec_vaddsws">,
Intrinsic<[llvm_v4i32_ty, llvm_v4i32_ty, llvm_v4i32_ty],
[InstrNoMem]>;
def int_ppc_altivec_vmhaddshs : GCCBuiltin<"__builtin_altivec_vmhaddshs">,
Intrinsic<[llvm_v8i16_ty, llvm_v8i16_ty,
llvm_v8i16_ty, llvm_v8i16_ty], [InstrNoMem]>;
def int_ppc_altivec_vmhraddshs : GCCBuiltin<"__builtin_altivec_vmhraddshs">,
Intrinsic<[llvm_v8i16_ty, llvm_v8i16_ty,
llvm_v8i16_ty, llvm_v8i16_ty], [InstrNoMem]>;
def int_ppc_altivec_vmaddfp : GCCBuiltin<"__builtin_altivec_vmaddfp">,
Intrinsic<[llvm_v4f32_ty, llvm_v4f32_ty,
@ -219,6 +225,20 @@ let TargetPrefix = "ppc" in { // All intrinsics start with "llvm.ppc.".
def int_ppc_altivec_vrfiz : GCCBuiltin<"__builtin_altivec_vrfiz">,
Intrinsic<[llvm_v4f32_ty, llvm_v4f32_ty], [InstrNoMem]>;
// Merges
def int_ppc_altivec_vmrghh : GCCBuiltin<"__builtin_altivec_vmrghh">,
Intrinsic<[llvm_v8i16_ty, llvm_v8i16_ty, llvm_v8i16_ty],
[InstrNoMem]>;
def int_ppc_altivec_vmrghw : GCCBuiltin<"__builtin_altivec_vmrghw">,
Intrinsic<[llvm_v4i32_ty, llvm_v4i32_ty, llvm_v4i32_ty],
[InstrNoMem]>;
def int_ppc_altivec_vmrglh : GCCBuiltin<"__builtin_altivec_vmrglh">,
Intrinsic<[llvm_v8i16_ty, llvm_v8i16_ty, llvm_v8i16_ty],
[InstrNoMem]>;
def int_ppc_altivec_vmrglw : GCCBuiltin<"__builtin_altivec_vmrglw">,
Intrinsic<[llvm_v4i32_ty, llvm_v4i32_ty, llvm_v4i32_ty],
[InstrNoMem]>;
// Left Shifts.
def int_ppc_altivec_vsldoi : GCCBuiltin<"__builtin_altivec_vsldoi_4si">,
Intrinsic<[llvm_v4i32_ty, llvm_v4i32_ty,
@ -276,6 +296,9 @@ let TargetPrefix = "ppc" in { // All intrinsics start with "llvm.ppc.".
[InstrNoMem]>;
// Miscellaneous.
def int_ppc_altivec_vperm : GCCBuiltin<"__builtin_altivec_vperm_4si">,
Intrinsic<[llvm_v4i32_ty, llvm_v4i32_ty,
llvm_v4i32_ty, llvm_v16i8_ty], [InstrNoMem]>;
def int_ppc_altivec_vsel : GCCBuiltin<"__builtin_altivec_vsel_4si">,
Intrinsic<[llvm_v4i32_ty, llvm_v4i32_ty,
llvm_v4i32_ty, llvm_v4i32_ty], [InstrNoMem]>;

4
lib/Target/PowerPC/PPCISelLowering.cpp
View File

@ -300,8 +300,8 @@ bool PPC::isVecSplatImm(SDNode *N, unsigned ByteSize, char *Val) {
if (OpVal.Val == 0) return false; // All UNDEF: use implicit def.
unsigned ValSizeInBytes;
uint64_t Value;
unsigned ValSizeInBytes = 0;
uint64_t Value = 0;
if (ConstantSDNode *CN = dyn_cast<ConstantSDNode>(OpVal)) {
Value = CN->getValue();
ValSizeInBytes = MVT::getSizeInBits(CN->getValueType(0))/8;

28
lib/Target/PowerPC/PPCInstrAltivec.td
View File

@ -121,7 +121,14 @@ def VNMSUBFP: VAForm_1<47, (ops VRRC:$vD, VRRC:$vA, VRRC:$vC, VRRC:$vB),
[(set VRRC:$vD, (fneg (fsub (fmul VRRC:$vA, VRRC:$vC),
VRRC:$vB)))]>,
Requires<[FPContractions]>;
def VMHADDSHS : VAForm_1a<32, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB, VRRC:$vC),
"vmhaddshs $vD, $vA, $vB, $vC", VecFP,
[(set VRRC:$vD,
(int_ppc_altivec_vmhaddshs VRRC:$vA, VRRC:$vB, VRRC:$vC))]>;
def VMHRADDSHS : VAForm_1a<33, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB, VRRC:$vC),
"vmhraddshs $vD, $vA, $vB, $vC", VecFP,
[(set VRRC:$vD,
(int_ppc_altivec_vmhraddshs VRRC:$vA, VRRC:$vB, VRRC:$vC))]>;
def VPERM : VAForm_1a<43, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB, VRRC:$vC),
"vperm $vD, $vA, $vB, $vC", VecPerm,
[(set VRRC:$vD,
@ -213,6 +220,22 @@ def VMAXFP : VXForm_1<1034, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
def VMINFP : VXForm_1<1098, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
"vminfp $vD, $vA, $vB", VecFP,
[]>;
def VMRGHH : VXForm_1<76, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
"vmrghh $vD, $vA, $vB", VecFP,
[(set VRRC:$vD,
(int_ppc_altivec_vmrghh VRRC:$vA, VRRC:$vB))]>;
def VMRGHW : VXForm_1<140, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
"vmrghh $vD, $vA, $vB", VecFP,
[(set VRRC:$vD,
(int_ppc_altivec_vmrghw VRRC:$vA, VRRC:$vB))]>;
def VMRGLH : VXForm_1<332, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
"vmrglh $vD, $vA, $vB", VecFP,
[(set VRRC:$vD,
(int_ppc_altivec_vmrglh VRRC:$vA, VRRC:$vB))]>;
def VMRGLW : VXForm_1<396, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
"vmrglh $vD, $vA, $vB", VecFP,
[(set VRRC:$vD,
(int_ppc_altivec_vmrglw VRRC:$vA, VRRC:$vB))]>;
def VREFP : VXForm_2<266, (ops VRRC:$vD, VRRC:$vB),
"vrefp $vD, $vB", VecFP,
[(set VRRC:$vD, (int_ppc_altivec_vrefp VRRC:$vB))]>;
@ -598,7 +621,8 @@ def : Pat<(int_ppc_altivec_vmaddfp VRRC:$A, VRRC:$B, VRRC:$C),
(VMADDFP VRRC:$A, VRRC:$B, VRRC:$C)>;
def : Pat<(int_ppc_altivec_vnmsubfp VRRC:$A, VRRC:$B, VRRC:$C),
(VNMSUBFP VRRC:$A, VRRC:$B, VRRC:$C)>;
def : Pat<(int_ppc_altivec_vperm VRRC:$A, VRRC:$B, VRRC:$C),
(VPERM VRRC:$A, VRRC:$B, VRRC:$C)>;
def : Pat<(vector_shuffle (v4i32 VRRC:$vB), (undef), VSPLT_shuffle_mask:$UIMM),
(v4i32 (VSPLTW VSPLT_shuffle_mask:$UIMM, VRRC:$vB))>;

2
lib/Target/PowerPC/README_ALTIVEC.txt
View File

@ -54,13 +54,11 @@ lvsl/lvsr
mf*
vavg*
vmax*
vmhaddshs/vmhraddshs
vmin*
vmladduhm
vmr*
vmsum*
vmul*
vperm
vpk*
vsel (some aliases only accessible using builtins)
vup*