From 40a274c6d28ec57c52c8e5397374b273bc7db524 Mon Sep 17 00:00:00 2001 From: Craig Topper Date: Wed, 24 May 2023 16:37:16 -0700 Subject: [PATCH] [RISCV] Remove some unneeded vmacc isel patterns. The patterns are for a vpmerge with an all 1s mask, but we are able to handle that with a post-isel peephole recently. --- llvm/lib/Target/RISCV/RISCVInstrInfoVVLPatterns.td | 18 ------------------ 1 file changed, 18 deletions(-) diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfoVVLPatterns.td b/llvm/lib/Target/RISCV/RISCVInstrInfoVVLPatterns.td index 74a6f8b..a605412 100644 --- a/llvm/lib/Target/RISCV/RISCVInstrInfoVVLPatterns.td +++ b/llvm/lib/Target/RISCV/RISCVInstrInfoVVLPatterns.td @@ -1444,15 +1444,6 @@ multiclass VPatMultiplyAccVL_VV_VX { foreach vti = AllIntegerVectors in { defvar suffix = vti.LMul.MX; let Predicates = GetVTypePredicates.Predicates in { - def : Pat<(riscv_vp_merge_vl (vti.Mask true_mask), - (vti.Vector (op vti.RegClass:$rd, - (riscv_mul_vl_oneuse vti.RegClass:$rs1, vti.RegClass:$rs2, - srcvalue, (vti.Mask true_mask), VLOpFrag), - srcvalue, (vti.Mask true_mask), VLOpFrag)), - vti.RegClass:$rd, VLOpFrag), - (!cast(instruction_name#"_VV_"# suffix) - vti.RegClass:$rd, vti.RegClass:$rs1, vti.RegClass:$rs2, - GPR:$vl, vti.Log2SEW, TAIL_UNDISTURBED_MASK_UNDISTURBED)>; def : Pat<(riscv_vp_merge_vl (vti.Mask V0), (vti.Vector (op vti.RegClass:$rd, (riscv_mul_vl_oneuse vti.RegClass:$rs1, vti.RegClass:$rs2, @@ -1462,15 +1453,6 @@ multiclass VPatMultiplyAccVL_VV_VX { (!cast(instruction_name#"_VV_"# suffix #"_MASK") vti.RegClass:$rd, vti.RegClass:$rs1, vti.RegClass:$rs2, (vti.Mask V0), GPR:$vl, vti.Log2SEW, TAIL_UNDISTURBED_MASK_UNDISTURBED)>; - def : Pat<(riscv_vp_merge_vl (vti.Mask true_mask), - (vti.Vector (op vti.RegClass:$rd, - (riscv_mul_vl_oneuse (SplatPat XLenVT:$rs1), vti.RegClass:$rs2, - srcvalue, (vti.Mask true_mask), VLOpFrag), - srcvalue, (vti.Mask true_mask), VLOpFrag)), - vti.RegClass:$rd, VLOpFrag), - (!cast(instruction_name#"_VX_"# suffix) - vti.RegClass:$rd, vti.ScalarRegClass:$rs1, vti.RegClass:$rs2, - GPR:$vl, vti.Log2SEW, TAIL_UNDISTURBED_MASK_UNDISTURBED)>; def : Pat<(riscv_vp_merge_vl (vti.Mask V0), (vti.Vector (op vti.RegClass:$rd, (riscv_mul_vl_oneuse (SplatPat XLenVT:$rs1), vti.RegClass:$rs2, -- 2.7.4