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-rw-r--r--llvm/lib/Target/AMDGPU/SIInstructions.td301
1 files changed, 154 insertions, 147 deletions
diff --git a/llvm/lib/Target/AMDGPU/SIInstructions.td b/llvm/lib/Target/AMDGPU/SIInstructions.td
index 1ed5e8e0937..54e68483e87 100644
--- a/llvm/lib/Target/AMDGPU/SIInstructions.td
+++ b/llvm/lib/Target/AMDGPU/SIInstructions.td
@@ -11,13 +11,6 @@
// that are not yet supported remain commented out.
//===----------------------------------------------------------------------===//
-def isGCN : Predicate<"Subtarget->getGeneration() "
- ">= SISubtarget::SOUTHERN_ISLANDS">,
- AssemblerPredicate<"FeatureGCN">;
-def isSI : Predicate<"Subtarget->getGeneration() "
- "== SISubtarget::SOUTHERN_ISLANDS">,
- AssemblerPredicate<"FeatureSouthernIslands">;
-
def has16BankLDS : Predicate<"Subtarget->getLDSBankCount() == 16">;
def has32BankLDS : Predicate<"Subtarget->getLDSBankCount() == 32">;
def HasVGPRIndexMode : Predicate<"Subtarget->hasVGPRIndexMode()">,
@@ -25,14 +18,17 @@ def HasVGPRIndexMode : Predicate<"Subtarget->hasVGPRIndexMode()">,
def HasMovrel : Predicate<"Subtarget->hasMovrel()">,
AssemblerPredicate<"FeatureMovrel">;
+class GCNPat<dag pattern, dag result> : AMDGPUPat<pattern, result> {
+ let SubtargetPredicate = isGCN;
+}
+
+
include "VOPInstructions.td"
include "SOPInstructions.td"
include "SMInstructions.td"
include "FLATInstructions.td"
include "BUFInstructions.td"
-let SubtargetPredicate = isGCN in {
-
//===----------------------------------------------------------------------===//
// EXP Instructions
//===----------------------------------------------------------------------===//
@@ -526,30 +522,27 @@ def SI_PC_ADD_REL_OFFSET : SPseudoInstSI <
let Defs = [SCC];
}
-} // End SubtargetPredicate = isGCN
-
-let Predicates = [isGCN] in {
-def : Pat <
+def : GCNPat <
(AMDGPUinit_exec i64:$src),
(SI_INIT_EXEC (as_i64imm $src))
>;
-def : Pat <
+def : GCNPat <
(AMDGPUinit_exec_from_input i32:$input, i32:$shift),
(SI_INIT_EXEC_FROM_INPUT (i32 $input), (as_i32imm $shift))
>;
-def : Pat<
+def : GCNPat<
(AMDGPUtrap timm:$trapid),
(S_TRAP $trapid)
>;
-def : Pat<
+def : GCNPat<
(AMDGPUelse i64:$src, bb:$target),
(SI_ELSE $src, $target, 0)
>;
-def : Pat <
+def : GCNPat <
(int_AMDGPU_kilp),
(SI_KILL (i32 0xbf800000))
>;
@@ -558,7 +551,7 @@ def : Pat <
// VOP1 Patterns
//===----------------------------------------------------------------------===//
-let Predicates = [UnsafeFPMath] in {
+let SubtargetPredicate = isGCN, OtherPredicates = [UnsafeFPMath] in {
//def : RcpPat<V_RCP_F64_e32, f64>;
//defm : RsqPat<V_RSQ_F64_e32, f64>;
@@ -568,70 +561,70 @@ def : RsqPat<V_RSQ_F32_e32, f32>;
def : RsqPat<V_RSQ_F64_e32, f64>;
// Convert (x - floor(x)) to fract(x)
-def : Pat <
+def : GCNPat <
(f32 (fsub (f32 (VOP3Mods f32:$x, i32:$mods)),
(f32 (ffloor (f32 (VOP3Mods f32:$x, i32:$mods)))))),
(V_FRACT_F32_e64 $mods, $x, DSTCLAMP.NONE, DSTOMOD.NONE)
>;
// Convert (x + (-floor(x))) to fract(x)
-def : Pat <
+def : GCNPat <
(f64 (fadd (f64 (VOP3Mods f64:$x, i32:$mods)),
(f64 (fneg (f64 (ffloor (f64 (VOP3Mods f64:$x, i32:$mods)))))))),
(V_FRACT_F64_e64 $mods, $x, DSTCLAMP.NONE, DSTOMOD.NONE)
>;
-} // End Predicates = [UnsafeFPMath]
+} // End SubtargetPredicate = isGCN, OtherPredicates = [UnsafeFPMath]
// f16_to_fp patterns
-def : Pat <
+def : GCNPat <
(f32 (f16_to_fp i32:$src0)),
(V_CVT_F32_F16_e64 SRCMODS.NONE, $src0, DSTCLAMP.NONE, DSTOMOD.NONE)
>;
-def : Pat <
+def : GCNPat <
(f32 (f16_to_fp (and_oneuse i32:$src0, 0x7fff))),
(V_CVT_F32_F16_e64 SRCMODS.ABS, $src0, DSTCLAMP.NONE, DSTOMOD.NONE)
>;
-def : Pat <
+def : GCNPat <
(f32 (f16_to_fp (or_oneuse i32:$src0, 0x8000))),
(V_CVT_F32_F16_e64 SRCMODS.NEG_ABS, $src0, DSTCLAMP.NONE, DSTOMOD.NONE)
>;
-def : Pat <
+def : GCNPat <
(f32 (f16_to_fp (xor_oneuse i32:$src0, 0x8000))),
(V_CVT_F32_F16_e64 SRCMODS.NEG, $src0, DSTCLAMP.NONE, DSTOMOD.NONE)
>;
-def : Pat <
+def : GCNPat <
(f64 (fpextend f16:$src)),
(V_CVT_F64_F32_e32 (V_CVT_F32_F16_e32 $src))
>;
// fp_to_fp16 patterns
-def : Pat <
+def : GCNPat <
(i32 (AMDGPUfp_to_f16 (f32 (VOP3Mods f32:$src0, i32:$src0_modifiers)))),
(V_CVT_F16_F32_e64 $src0_modifiers, f32:$src0, DSTCLAMP.NONE, DSTOMOD.NONE)
>;
-def : Pat <
+def : GCNPat <
(i32 (fp_to_sint f16:$src)),
(V_CVT_I32_F32_e32 (V_CVT_F32_F16_e32 $src))
>;
-def : Pat <
+def : GCNPat <
(i32 (fp_to_uint f16:$src)),
(V_CVT_U32_F32_e32 (V_CVT_F32_F16_e32 $src))
>;
-def : Pat <
+def : GCNPat <
(f16 (sint_to_fp i32:$src)),
(V_CVT_F16_F32_e32 (V_CVT_F32_I32_e32 $src))
>;
-def : Pat <
+def : GCNPat <
(f16 (uint_to_fp i32:$src)),
(V_CVT_F16_F32_e32 (V_CVT_F32_U32_e32 $src))
>;
@@ -641,7 +634,7 @@ def : Pat <
//===----------------------------------------------------------------------===//
multiclass FMADPat <ValueType vt, Instruction inst> {
- def : Pat <
+ def : GCNPat <
(vt (fmad (VOP3NoMods vt:$src0),
(VOP3NoMods vt:$src1),
(VOP3NoMods vt:$src2))),
@@ -653,7 +646,7 @@ multiclass FMADPat <ValueType vt, Instruction inst> {
defm : FMADPat <f16, V_MAC_F16_e64>;
defm : FMADPat <f32, V_MAC_F32_e64>;
-class FMADModsPat<Instruction inst, SDPatternOperator mad_opr> : Pat<
+class FMADModsPat<Instruction inst, SDPatternOperator mad_opr> : GCNPat<
(f32 (mad_opr (VOP3Mods f32:$src0, i32:$src0_mod),
(VOP3Mods f32:$src1, i32:$src1_mod),
(VOP3Mods f32:$src2, i32:$src2_mod))),
@@ -664,7 +657,7 @@ class FMADModsPat<Instruction inst, SDPatternOperator mad_opr> : Pat<
def : FMADModsPat<V_MAD_F32, AMDGPUfmad_ftz>;
multiclass SelectPat <ValueType vt, Instruction inst> {
- def : Pat <
+ def : GCNPat <
(vt (select i1:$src0, vt:$src1, vt:$src2)),
(inst $src2, $src1, $src0)
>;
@@ -675,7 +668,7 @@ defm : SelectPat <i32, V_CNDMASK_B32_e64>;
defm : SelectPat <f16, V_CNDMASK_B32_e64>;
defm : SelectPat <f32, V_CNDMASK_B32_e64>;
-def : Pat <
+def : GCNPat <
(i32 (add (i32 (ctpop i32:$popcnt)), i32:$val)),
(V_BCNT_U32_B32_e64 $popcnt, $val)
>;
@@ -748,6 +741,8 @@ foreach Index = 0-15 in {
>;
}
+let SubtargetPredicate = isGCN in {
+
// FIXME: Why do only some of these type combinations for SReg and
// VReg?
// 16-bit bitcast
@@ -808,6 +803,8 @@ def : BitConvert <v8f32, v8i32, VReg_256>;
def : BitConvert <v16i32, v16f32, VReg_512>;
def : BitConvert <v16f32, v16i32, VReg_512>;
+} // End SubtargetPredicate = isGCN
+
/********** =================== **********/
/********** Src & Dst modifiers **********/
/********** =================== **********/
@@ -815,7 +812,7 @@ def : BitConvert <v16f32, v16i32, VReg_512>;
// If denormals are not enabled, it only impacts the compare of the
// inputs. The output result is not flushed.
-class ClampPat<Instruction inst, ValueType vt> : Pat <
+class ClampPat<Instruction inst, ValueType vt> : GCNPat <
(vt (AMDGPUclamp (VOP3Mods vt:$src0, i32:$src0_modifiers))),
(inst i32:$src0_modifiers, vt:$src0,
i32:$src0_modifiers, vt:$src0, DSTCLAMP.ENABLE, DSTOMOD.NONE)
@@ -825,7 +822,7 @@ def : ClampPat<V_MAX_F32_e64, f32>;
def : ClampPat<V_MAX_F64, f64>;
def : ClampPat<V_MAX_F16_e64, f16>;
-def : Pat <
+def : GCNPat <
(v2f16 (AMDGPUclamp (VOP3PMods v2f16:$src0, i32:$src0_modifiers))),
(V_PK_MAX_F16 $src0_modifiers, $src0,
$src0_modifiers, $src0, DSTCLAMP.ENABLE)
@@ -837,13 +834,13 @@ def : Pat <
// Prevent expanding both fneg and fabs.
-def : Pat <
+def : GCNPat <
(fneg (fabs f32:$src)),
(S_OR_B32 $src, (S_MOV_B32(i32 0x80000000))) // Set sign bit
>;
// FIXME: Should use S_OR_B32
-def : Pat <
+def : GCNPat <
(fneg (fabs f64:$src)),
(REG_SEQUENCE VReg_64,
(i32 (EXTRACT_SUBREG f64:$src, sub0)),
@@ -853,17 +850,17 @@ def : Pat <
sub1)
>;
-def : Pat <
+def : GCNPat <
(fabs f32:$src),
(V_AND_B32_e64 $src, (V_MOV_B32_e32 (i32 0x7fffffff)))
>;
-def : Pat <
+def : GCNPat <
(fneg f32:$src),
(V_XOR_B32_e32 $src, (V_MOV_B32_e32 (i32 0x80000000)))
>;
-def : Pat <
+def : GCNPat <
(fabs f64:$src),
(REG_SEQUENCE VReg_64,
(i32 (EXTRACT_SUBREG f64:$src, sub0)),
@@ -873,7 +870,7 @@ def : Pat <
sub1)
>;
-def : Pat <
+def : GCNPat <
(fneg f64:$src),
(REG_SEQUENCE VReg_64,
(i32 (EXTRACT_SUBREG f64:$src, sub0)),
@@ -883,18 +880,18 @@ def : Pat <
sub1)
>;
-def : Pat <
+def : GCNPat <
(fcopysign f16:$src0, f16:$src1),
(V_BFI_B32 (S_MOV_B32 (i32 0x00007fff)), $src0, $src1)
>;
-def : Pat <
+def : GCNPat <
(fcopysign f32:$src0, f16:$src1),
(V_BFI_B32 (S_MOV_B32 (i32 0x7fffffff)), $src0,
(V_LSHLREV_B32_e64 (i32 16), $src1))
>;
-def : Pat <
+def : GCNPat <
(fcopysign f64:$src0, f16:$src1),
(REG_SEQUENCE SReg_64,
(i32 (EXTRACT_SUBREG $src0, sub0)), sub0,
@@ -902,39 +899,39 @@ def : Pat <
(V_LSHLREV_B32_e64 (i32 16), $src1)), sub1)
>;
-def : Pat <
+def : GCNPat <
(fcopysign f16:$src0, f32:$src1),
(V_BFI_B32 (S_MOV_B32 (i32 0x00007fff)), $src0,
(V_LSHRREV_B32_e64 (i32 16), $src1))
>;
-def : Pat <
+def : GCNPat <
(fcopysign f16:$src0, f64:$src1),
(V_BFI_B32 (S_MOV_B32 (i32 0x00007fff)), $src0,
(V_LSHRREV_B32_e64 (i32 16), (EXTRACT_SUBREG $src1, sub1)))
>;
-def : Pat <
+def : GCNPat <
(fneg f16:$src),
(V_XOR_B32_e32 $src, (V_MOV_B32_e32 (i32 0x00008000)))
>;
-def : Pat <
+def : GCNPat <
(fabs f16:$src),
(V_AND_B32_e64 $src, (V_MOV_B32_e32 (i32 0x00007fff)))
>;
-def : Pat <
+def : GCNPat <
(fneg (fabs f16:$src)),
(S_OR_B32 $src, (S_MOV_B32 (i32 0x00008000))) // Set sign bit
>;
-def : Pat <
+def : GCNPat <
(fneg v2f16:$src),
(V_XOR_B32_e64 (S_MOV_B32 (i32 0x80008000)), $src)
>;
-def : Pat <
+def : GCNPat <
(fabs v2f16:$src),
(V_AND_B32_e64 (S_MOV_B32 (i32 0x7fff7fff)), $src)
>;
@@ -943,7 +940,7 @@ def : Pat <
//
// fabs is not reported as free because there is modifier for it in
// VOP3P instructions, so it is turned into the bit op.
-def : Pat <
+def : GCNPat <
(fneg (v2f16 (bitconvert (and_oneuse i32:$src, 0x7fff7fff)))),
(S_OR_B32 (S_MOV_B32 (i32 0x80008000)), $src) // Set sign bit
>;
@@ -952,17 +949,17 @@ def : Pat <
/********** Immediate Patterns **********/
/********** ================== **********/
-def : Pat <
+def : GCNPat <
(VGPRImm<(i32 imm)>:$imm),
(V_MOV_B32_e32 imm:$imm)
>;
-def : Pat <
+def : GCNPat <
(VGPRImm<(f32 fpimm)>:$imm),
(V_MOV_B32_e32 (f32 (bitcast_fpimm_to_i32 $imm)))
>;
-def : Pat <
+def : GCNPat <
(i32 imm:$imm),
(S_MOV_B32 imm:$imm)
>;
@@ -970,27 +967,27 @@ def : Pat <
// FIXME: Workaround for ordering issue with peephole optimizer where
// a register class copy interferes with immediate folding. Should
// use s_mov_b32, which can be shrunk to s_movk_i32
-def : Pat <
+def : GCNPat <
(VGPRImm<(f16 fpimm)>:$imm),
(V_MOV_B32_e32 (f16 (bitcast_fpimm_to_i32 $imm)))
>;
-def : Pat <
+def : GCNPat <
(f32 fpimm:$imm),
(S_MOV_B32 (f32 (bitcast_fpimm_to_i32 $imm)))
>;
-def : Pat <
+def : GCNPat <
(f16 fpimm:$imm),
(S_MOV_B32 (i32 (bitcast_fpimm_to_i32 $imm)))
>;
-def : Pat <
+def : GCNPat <
(i32 frameindex:$fi),
(V_MOV_B32_e32 (i32 (frameindex_to_targetframeindex $fi)))
>;
-def : Pat <
+def : GCNPat <
(i64 InlineImm<i64>:$imm),
(S_MOV_B64 InlineImm<i64>:$imm)
>;
@@ -998,12 +995,12 @@ def : Pat <
// XXX - Should this use a s_cmp to set SCC?
// Set to sign-extended 64-bit value (true = -1, false = 0)
-def : Pat <
+def : GCNPat <
(i1 imm:$imm),
(S_MOV_B64 (i64 (as_i64imm $imm)))
>;
-def : Pat <
+def : GCNPat <
(f64 InlineFPImm<f64>:$imm),
(S_MOV_B64 (f64 (bitcast_fpimm_to_i64 InlineFPImm<f64>:$imm)))
>;
@@ -1012,14 +1009,16 @@ def : Pat <
/********** Intrinsic Patterns **********/
/********** ================== **********/
+let SubtargetPredicate = isGCN in {
def : POW_Common <V_LOG_F32_e32, V_EXP_F32_e32, V_MUL_LEGACY_F32_e32>;
+}
-def : Pat <
+def : GCNPat <
(i32 (sext i1:$src0)),
(V_CNDMASK_B32_e64 (i32 0), (i32 -1), $src0)
>;
-class Ext32Pat <SDNode ext> : Pat <
+class Ext32Pat <SDNode ext> : GCNPat <
(i32 (ext i1:$src0)),
(V_CNDMASK_B32_e64 (i32 0), (i32 1), $src0)
>;
@@ -1028,7 +1027,7 @@ def : Ext32Pat <zext>;
def : Ext32Pat <anyext>;
// The multiplication scales from [0,1] to the unsigned integer range
-def : Pat <
+def : GCNPat <
(AMDGPUurecip i32:$src0),
(V_CVT_U32_F32_e32
(V_MUL_F32_e32 (i32 CONST.FP_UINT_MAX_PLUS_1),
@@ -1039,17 +1038,21 @@ def : Pat <
// VOP3 Patterns
//===----------------------------------------------------------------------===//
+let SubtargetPredicate = isGCN in {
+
def : IMad24Pat<V_MAD_I32_I24, 1>;
def : UMad24Pat<V_MAD_U32_U24, 1>;
defm : BFIPatterns <V_BFI_B32, S_MOV_B32, SReg_64>;
def : ROTRPattern <V_ALIGNBIT_B32>;
-def : Pat<(i32 (trunc (srl i64:$src0, (and i32:$src1, (i32 31))))),
+}
+
+def : GCNPat<(i32 (trunc (srl i64:$src0, (and i32:$src1, (i32 31))))),
(V_ALIGNBIT_B32 (i32 (EXTRACT_SUBREG (i64 $src0), sub1)),
(i32 (EXTRACT_SUBREG (i64 $src0), sub0)), $src1)>;
-def : Pat<(i32 (trunc (srl i64:$src0, (i32 ShiftAmt32Imm:$src1)))),
+def : GCNPat<(i32 (trunc (srl i64:$src0, (i32 ShiftAmt32Imm:$src1)))),
(V_ALIGNBIT_B32 (i32 (EXTRACT_SUBREG (i64 $src0), sub1)),
(i32 (EXTRACT_SUBREG (i64 $src0), sub0)), $src1)>;
@@ -1059,13 +1062,13 @@ def : Pat<(i32 (trunc (srl i64:$src0, (i32 ShiftAmt32Imm:$src1)))),
multiclass SI_INDIRECT_Pattern <ValueType vt, ValueType eltvt, string VecSize> {
// Extract with offset
- def : Pat<
+ def : GCNPat<
(eltvt (extractelt vt:$src, (MOVRELOffset i32:$idx, (i32 imm:$offset)))),
(!cast<Instruction>("SI_INDIRECT_SRC_"#VecSize) $src, $idx, imm:$offset)
>;
// Insert with offset
- def : Pat<
+ def : GCNPat<
(insertelt vt:$src, eltvt:$val, (MOVRELOffset i32:$idx, (i32 imm:$offset))),
(!cast<Instruction>("SI_INDIRECT_DST_"#VecSize) $src, $idx, imm:$offset, $val)
>;
@@ -1085,14 +1088,14 @@ defm : SI_INDIRECT_Pattern <v16i32, i32, "V16">;
// SAD Patterns
//===----------------------------------------------------------------------===//
-def : Pat <
+def : GCNPat <
(add (sub_oneuse (umax i32:$src0, i32:$src1),
(umin i32:$src0, i32:$src1)),
i32:$src2),
(V_SAD_U32 $src0, $src1, $src2, (i1 0))
>;
-def : Pat <
+def : GCNPat <
(add (select_oneuse (i1 (setugt i32:$src0, i32:$src1)),
(sub i32:$src0, i32:$src1),
(sub i32:$src1, i32:$src0)),
@@ -1104,51 +1107,51 @@ def : Pat <
// Conversion Patterns
//===----------------------------------------------------------------------===//
-def : Pat<(i32 (sext_inreg i32:$src, i1)),
+def : GCNPat<(i32 (sext_inreg i32:$src, i1)),
(S_BFE_I32 i32:$src, (i32 65536))>; // 0 | 1 << 16
// Handle sext_inreg in i64
-def : Pat <
+def : GCNPat <
(i64 (sext_inreg i64:$src, i1)),
(S_BFE_I64 i64:$src, (i32 0x10000)) // 0 | 1 << 16
>;
-def : Pat <
+def : GCNPat <
(i16 (sext_inreg i16:$src, i1)),
(S_BFE_I32 $src, (i32 0x00010000)) // 0 | 1 << 16
>;
-def : Pat <
+def : GCNPat <
(i16 (sext_inreg i16:$src, i8)),
(S_BFE_I32 $src, (i32 0x80000)) // 0 | 8 << 16
>;
-def : Pat <
+def : GCNPat <
(i64 (sext_inreg i64:$src, i8)),
(S_BFE_I64 i64:$src, (i32 0x80000)) // 0 | 8 << 16
>;
-def : Pat <
+def : GCNPat <
(i64 (sext_inreg i64:$src, i16)),
(S_BFE_I64 i64:$src, (i32 0x100000)) // 0 | 16 << 16
>;
-def : Pat <
+def : GCNPat <
(i64 (sext_inreg i64:$src, i32)),
(S_BFE_I64 i64:$src, (i32 0x200000)) // 0 | 32 << 16
>;
-def : Pat <
+def : GCNPat <
(i64 (zext i32:$src)),
(REG_SEQUENCE SReg_64, $src, sub0, (S_MOV_B32 (i32 0)), sub1)
>;
-def : Pat <
+def : GCNPat <
(i64 (anyext i32:$src)),
(REG_SEQUENCE SReg_64, $src, sub0, (i32 (IMPLICIT_DEF)), sub1)
>;
-class ZExt_i64_i1_Pat <SDNode ext> : Pat <
+class ZExt_i64_i1_Pat <SDNode ext> : GCNPat <
(i64 (ext i1:$src)),
(REG_SEQUENCE VReg_64,
(V_CNDMASK_B32_e64 (i32 0), (i32 1), $src), sub0,
@@ -1161,20 +1164,20 @@ def : ZExt_i64_i1_Pat<anyext>;
// FIXME: We need to use COPY_TO_REGCLASS to work-around the fact that
// REG_SEQUENCE patterns don't support instructions with multiple outputs.
-def : Pat <
+def : GCNPat <
(i64 (sext i32:$src)),
(REG_SEQUENCE SReg_64, $src, sub0,
(i32 (COPY_TO_REGCLASS (S_ASHR_I32 $src, (i32 31)), SReg_32_XM0)), sub1)
>;
-def : Pat <
+def : GCNPat <
(i64 (sext i1:$src)),
(REG_SEQUENCE VReg_64,
(V_CNDMASK_B32_e64 (i32 0), (i32 -1), $src), sub0,
(V_CNDMASK_B32_e64 (i32 0), (i32 -1), $src), sub1)
>;
-class FPToI1Pat<Instruction Inst, int KOne, ValueType kone_type, ValueType vt, SDPatternOperator fp_to_int> : Pat <
+class FPToI1Pat<Instruction Inst, int KOne, ValueType kone_type, ValueType vt, SDPatternOperator fp_to_int> : GCNPat <
(i1 (fp_to_int (vt (VOP3Mods vt:$src0, i32:$src0_modifiers)))),
(i1 (Inst 0, (kone_type KOne), $src0_modifiers, $src0, DSTCLAMP.NONE))
>;
@@ -1190,37 +1193,37 @@ def : FPToI1Pat<V_CMP_EQ_F64_e64, CONST.FP64_NEG_ONE, i64, f64, fp_to_sint>;
// 64-bit comparisons. When legalizing SGPR copies, instructions
// resulting in the copies from SCC to these instructions will be
// moved to the VALU.
-def : Pat <
+def : GCNPat <
(i1 (and i1:$src0, i1:$src1)),
(S_AND_B64 $src0, $src1)
>;
-def : Pat <
+def : GCNPat <
(i1 (or i1:$src0, i1:$src1)),
(S_OR_B64 $src0, $src1)
>;
-def : Pat <
+def : GCNPat <
(i1 (xor i1:$src0, i1:$src1)),
(S_XOR_B64 $src0, $src1)
>;
-def : Pat <
+def : GCNPat <
(f32 (sint_to_fp i1:$src)),
(V_CNDMASK_B32_e64 (i32 0), (i32 CONST.FP32_NEG_ONE), $src)
>;
-def : Pat <
+def : GCNPat <
(f32 (uint_to_fp i1:$src)),
(V_CNDMASK_B32_e64 (i32 0), (i32 CONST.FP32_ONE), $src)
>;
-def : Pat <
+def : GCNPat <
(f64 (sint_to_fp i1:$src)),
(V_CVT_F64_I32_e32 (V_CNDMASK_B32_e64 (i32 0), (i32 -1), $src))
>;
-def : Pat <
+def : GCNPat <
(f64 (uint_to_fp i1:$src)),
(V_CVT_F64_U32_e32 (V_CNDMASK_B32_e64 (i32 0), (i32 1), $src))
>;
@@ -1228,103 +1231,87 @@ def : Pat <
//===----------------------------------------------------------------------===//
// Miscellaneous Patterns
//===----------------------------------------------------------------------===//
-def : Pat <
+def : GCNPat <
(i32 (AMDGPUfp16_zext f16:$src)),
(COPY $src)
>;
-def : Pat <
+def : GCNPat <
(i32 (trunc i64:$a)),
(EXTRACT_SUBREG $a, sub0)
>;
-def : Pat <
+def : GCNPat <
(i1 (trunc i32:$a)),
(V_CMP_EQ_U32_e64 (S_AND_B32 (i32 1), $a), (i32 1))
>;
-def : Pat <
+def : GCNPat <
(i1 (trunc i16:$a)),
(V_CMP_EQ_U32_e64 (S_AND_B32 (i32 1), $a), (i32 1))
>;
-def : Pat <
+def : GCNPat <
(i1 (trunc i64:$a)),
(V_CMP_EQ_U32_e64 (S_AND_B32 (i32 1),
(i32 (EXTRACT_SUBREG $a, sub0))), (i32 1))
>;
-def : Pat <
+def : GCNPat <
(i32 (bswap i32:$a)),
(V_BFI_B32 (S_MOV_B32 (i32 0x00ff00ff)),
(V_ALIGNBIT_B32 $a, $a, (i32 24)),
(V_ALIGNBIT_B32 $a, $a, (i32 8)))
>;
-multiclass BFMPatterns <ValueType vt, InstSI BFM, InstSI MOV> {
- def : Pat <
- (vt (shl (vt (add (vt (shl 1, vt:$a)), -1)), vt:$b)),
- (BFM $a, $b)
- >;
-
- def : Pat <
- (vt (add (vt (shl 1, vt:$a)), -1)),
- (BFM $a, (MOV (i32 0)))
- >;
-}
-
-defm : BFMPatterns <i32, S_BFM_B32, S_MOV_B32>;
-// FIXME: defm : BFMPatterns <i64, S_BFM_B64, S_MOV_B64>;
-defm : BFEPattern <V_BFE_U32, V_BFE_I32, S_MOV_B32>;
-
-let Predicates = [NoFP16Denormals] in {
-def : Pat<
+let OtherPredicates = [NoFP16Denormals] in {
+def : GCNPat<
(fcanonicalize (f16 (VOP3Mods f16:$src, i32:$src_mods))),
(V_MUL_F16_e64 0, (i32 CONST.FP16_ONE), $src_mods, $src, 0, 0)
>;
-def : Pat<
+def : GCNPat<
(fcanonicalize (v2f16 (VOP3PMods v2f16:$src, i32:$src_mods))),
(V_PK_MUL_F16 0, (i32 CONST.V2FP16_ONE), $src_mods, $src, DSTCLAMP.NONE)
>;
}
-let Predicates = [FP16Denormals] in {
-def : Pat<
+let OtherPredicates = [FP16Denormals] in {
+def : GCNPat<
(fcanonicalize (f16 (VOP3Mods f16:$src, i32:$src_mods))),
(V_MAX_F16_e64 $src_mods, $src, $src_mods, $src, 0, 0)
>;
-def : Pat<
+def : GCNPat<
(fcanonicalize (v2f16 (VOP3PMods v2f16:$src, i32:$src_mods))),
(V_PK_MAX_F16 $src_mods, $src, $src_mods, $src, DSTCLAMP.NONE)
>;
}
-let Predicates = [NoFP32Denormals] in {
-def : Pat<
+let OtherPredicates = [NoFP32Denormals] in {
+def : GCNPat<
(fcanonicalize (f32 (VOP3Mods f32:$src, i32:$src_mods))),
(V_MUL_F32_e64 0, (i32 CONST.FP32_ONE), $src_mods, $src, 0, 0)
>;
}
-let Predicates = [FP32Denormals] in {
-def : Pat<
+let OtherPredicates = [FP32Denormals] in {
+def : GCNPat<
(fcanonicalize (f32 (VOP3Mods f32:$src, i32:$src_mods))),
(V_MAX_F32_e64 $src_mods, $src, $src_mods, $src, 0, 0)
>;
}
-let Predicates = [NoFP64Denormals] in {
-def : Pat<
+let OtherPredicates = [NoFP64Denormals] in {
+def : GCNPat<
(fcanonicalize (f64 (VOP3Mods f64:$src, i32:$src_mods))),
(V_MUL_F64 0, CONST.FP64_ONE, $src_mods, $src, 0, 0)
>;
}
-let Predicates = [FP64Denormals] in {
-def : Pat<
+let OtherPredicates = [FP64Denormals] in {
+def : GCNPat<
(fcanonicalize (f64 (VOP3Mods f64:$src, i32:$src_mods))),
(V_MAX_F64 $src_mods, $src, $src_mods, $src, 0, 0)
>;
@@ -1332,7 +1319,7 @@ def : Pat<
// Allow integer inputs
-class ExpPattern<SDPatternOperator node, ValueType vt, Instruction Inst> : Pat<
+class ExpPattern<SDPatternOperator node, ValueType vt, Instruction Inst> : GCNPat<
(node (i8 timm:$tgt), (i8 timm:$en), vt:$src0, vt:$src1, vt:$src2, vt:$src3, (i1 timm:$compr), (i1 timm:$vm)),
(Inst i8:$tgt, vt:$src0, vt:$src1, vt:$src2, vt:$src3, i1:$vm, i1:$compr, i8:$en)
>;
@@ -1340,43 +1327,43 @@ class ExpPattern<SDPatternOperator node, ValueType vt, Instruction Inst> : Pat<
def : ExpPattern<AMDGPUexport, i32, EXP>;
def : ExpPattern<AMDGPUexport_done, i32, EXP_DONE>;
-def : Pat <
+def : GCNPat <
(v2i16 (build_vector i16:$src0, i16:$src1)),
(v2i16 (S_PACK_LL_B32_B16 $src0, $src1))
>;
// COPY_TO_REGCLASS is workaround tablegen bug from multiple outputs
// from S_LSHL_B32's multiple outputs from implicit scc def.
-def : Pat <
+def : GCNPat <
(v2i16 (build_vector (i16 0), i16:$src1)),
(v2i16 (COPY_TO_REGCLASS (S_LSHL_B32 i16:$src1, (i16 16)), SReg_32_XM0))
>;
// With multiple uses of the shift, this will duplicate the shift and
// increase register pressure.
-def : Pat <
+def : GCNPat <
(v2i16 (build_vector i16:$src0, (i16 (trunc (srl_oneuse i32:$src1, (i32 16)))))),
(v2i16 (S_PACK_LH_B32_B16 i16:$src0, i32:$src1))
>;
-def : Pat <
+def : GCNPat <
(v2i16 (build_vector (i16 (trunc (srl_oneuse i32:$src0, (i32 16)))),
(i16 (trunc (srl_oneuse i32:$src1, (i32 16)))))),
(v2i16 (S_PACK_HH_B32_B16 $src0, $src1))
>;
// TODO: Should source modifiers be matched to v_pack_b32_f16?
-def : Pat <
+def : GCNPat <
(v2f16 (build_vector f16:$src0, f16:$src1)),
(v2f16 (S_PACK_LL_B32_B16 $src0, $src1))
>;
-// def : Pat <
+// def : GCNPat <
// (v2f16 (scalar_to_vector f16:$src0)),
// (COPY $src0)
// >;
-// def : Pat <
+// def : GCNPat <
// (v2i16 (scalar_to_vector i16:$src0)),
// (COPY $src0)
// >;
@@ -1385,7 +1372,7 @@ def : Pat <
// Fract Patterns
//===----------------------------------------------------------------------===//
-let Predicates = [isSI] in {
+let SubtargetPredicate = isSI in {
// V_FRACT is buggy on SI, so the F32 version is never used and (x-floor(x)) is
// used instead. However, SI doesn't have V_FLOOR_F64, so the most efficient
@@ -1394,7 +1381,7 @@ let Predicates = [isSI] in {
// fract(x) = isnan(x) ? x : min(V_FRACT(x), 0.99999999999999999)
// Convert floor(x) to (x - fract(x))
-def : Pat <
+def : GCNPat <
(f64 (ffloor (f64 (VOP3Mods f64:$x, i32:$mods)))),
(V_ADD_F64
$mods,
@@ -1412,7 +1399,7 @@ def : Pat <
DSTCLAMP.NONE, DSTOMOD.NONE)
>;
-} // End Predicates = [isSI]
+} // End SubtargetPredicates = isSI
//============================================================================//
// Miscellaneous Optimization Patterns
@@ -1421,20 +1408,41 @@ def : Pat <
// Undo sub x, c -> add x, -c canonicalization since c is more likely
// an inline immediate than -c.
// TODO: Also do for 64-bit.
-def : Pat<
+def : GCNPat<
(add i32:$src0, (i32 NegSubInlineConst32:$src1)),
(S_SUB_I32 $src0, NegSubInlineConst32:$src1)
>;
+
+multiclass BFMPatterns <ValueType vt, InstSI BFM, InstSI MOV> {
+ def : GCNPat <
+ (vt (shl (vt (add (vt (shl 1, vt:$a)), -1)), vt:$b)),
+ (BFM $a, $b)
+ >;
+
+ def : GCNPat <
+ (vt (add (vt (shl 1, vt:$a)), -1)),
+ (BFM $a, (MOV (i32 0)))
+ >;
+}
+
+let SubtargetPredicate = isGCN in {
+
+defm : BFMPatterns <i32, S_BFM_B32, S_MOV_B32>;
+// FIXME: defm : BFMPatterns <i64, S_BFM_B64, S_MOV_B64>;
+
+defm : BFEPattern <V_BFE_U32, V_BFE_I32, S_MOV_B32>;
def : SHA256MaPattern <V_BFI_B32, V_XOR_B32_e64>;
def : IntMed3Pat<V_MED3_I32, smax, smax_oneuse, smin_oneuse>;
def : IntMed3Pat<V_MED3_U32, umax, umax_oneuse, umin_oneuse>;
+}
+
// This matches 16 permutations of
// max(min(x, y), min(max(x, y), z))
class FPMed3Pat<ValueType vt,
- Instruction med3Inst> : Pat<
+ Instruction med3Inst> : GCNPat<
(fmaxnum (fminnum_oneuse (VOP3Mods_nnan vt:$src0, i32:$src0_mods),
(VOP3Mods_nnan vt:$src1, i32:$src1_mods)),
(fminnum_oneuse (fmaxnum_oneuse (VOP3Mods_nnan vt:$src0, i32:$src0_mods),
@@ -1444,7 +1452,7 @@ class FPMed3Pat<ValueType vt,
>;
class FP16Med3Pat<ValueType vt,
- Instruction med3Inst> : Pat<
+ Instruction med3Inst> : GCNPat<
(fmaxnum (fminnum_oneuse (VOP3Mods_nnan vt:$src0, i32:$src0_mods),
(VOP3Mods_nnan vt:$src1, i32:$src1_mods)),
(fminnum_oneuse (fmaxnum_oneuse (VOP3Mods_nnan vt:$src0, i32:$src0_mods),
@@ -1457,7 +1465,7 @@ class Int16Med3Pat<Instruction med3Inst,
SDPatternOperator max,
SDPatternOperator max_oneuse,
SDPatternOperator min_oneuse,
- ValueType vt = i32> : Pat<
+ ValueType vt = i32> : GCNPat<
(max (min_oneuse vt:$src0, vt:$src1),
(min_oneuse (max_oneuse vt:$src0, vt:$src1), vt:$src2)),
(med3Inst SRCMODS.NONE, $src0, SRCMODS.NONE, $src1, SRCMODS.NONE, $src2, DSTCLAMP.NONE)
@@ -1465,7 +1473,7 @@ class Int16Med3Pat<Instruction med3Inst,
def : FPMed3Pat<f32, V_MED3_F32>;
-let Predicates = [isGFX9] in {
+let OtherPredicates = [isGFX9] in {
def : FP16Med3Pat<f16, V_MED3_F16>;
def : Int16Med3Pat<V_MED3_I16, smax, smax_oneuse, smin_oneuse, i16>;
def : Int16Med3Pat<V_MED3_U16, umax, umax_oneuse, umin_oneuse, i16>;
@@ -1498,6 +1506,7 @@ multiclass NoCarryAlias<string Inst,
// gfx9 made a mess of add instruction names. The existing add
// instructions add _co added to the names, and their old names were
// repurposed to a version without carry out.
+// TODO: Do we need SubtargetPredicates for MnemonicAliases?
let Predicates = [HasAddNoCarryInsts] in {
defm : NoCarryAlias<"v_add_u32", V_ADD_U32_e32_vi, V_ADD_U32_e64_vi,
V_ADD_I32_e32_vi, V_ADD_I32_e64_vi>;
@@ -1513,5 +1522,3 @@ def : MnemonicAlias<"v_add_u32", "v_add_i32">;
def : MnemonicAlias<"v_sub_u32", "v_sub_i32">;
def : MnemonicAlias<"v_subrev_u32", "v_subrev_i32">;
}
-
-} // End isGCN predicate
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