// RUN: mlir-opt %s -canonicalize --split-input-file | FileCheck %s // CHECK-LABEL: @select_same_val // CHECK: return %arg1 func.func @select_same_val(%arg0: i1, %arg1: i64) -> i64 { %0 = arith.select %arg0, %arg1, %arg1 : i64 return %0 : i64 } // CHECK-LABEL: @select_cmp_eq_select // CHECK: return %arg1 func.func @select_cmp_eq_select(%arg0: i64, %arg1: i64) -> i64 { %0 = arith.cmpi eq, %arg0, %arg1 : i64 %1 = arith.select %0, %arg0, %arg1 : i64 return %1 : i64 } // CHECK-LABEL: @select_cmp_ne_select // CHECK: return %arg0 func.func @select_cmp_ne_select(%arg0: i64, %arg1: i64) -> i64 { %0 = arith.cmpi ne, %arg0, %arg1 : i64 %1 = arith.select %0, %arg0, %arg1 : i64 return %1 : i64 } // CHECK-LABEL: @select_extui // CHECK: %[[res:.+]] = arith.extui %arg0 : i1 to i64 // CHECK: return %[[res]] func.func @select_extui(%arg0: i1) -> i64 { %c0_i64 = arith.constant 0 : i64 %c1_i64 = arith.constant 1 : i64 %res = arith.select %arg0, %c1_i64, %c0_i64 : i64 return %res : i64 } // CHECK-LABEL: @select_extui2 // CHECK-DAG: %true = arith.constant true // CHECK-DAG: %[[xor:.+]] = arith.xori %arg0, %true : i1 // CHECK-DAG: %[[res:.+]] = arith.extui %[[xor]] : i1 to i64 // CHECK: return %[[res]] func.func @select_extui2(%arg0: i1) -> i64 { %c0_i64 = arith.constant 0 : i64 %c1_i64 = arith.constant 1 : i64 %res = arith.select %arg0, %c0_i64, %c1_i64 : i64 return %res : i64 } // CHECK-LABEL: @select_extui_i1 // CHECK-NEXT: return %arg0 func.func @select_extui_i1(%arg0: i1) -> i1 { %c0_i1 = arith.constant false %c1_i1 = arith.constant true %res = arith.select %arg0, %c1_i1, %c0_i1 : i1 return %res : i1 } // CHECK-LABEL: @selToNot // CHECK: %[[trueval:.+]] = arith.constant true // CHECK: %[[res:.+]] = arith.xori %arg0, %[[trueval]] : i1 // CHECK: return %[[res]] func.func @selToNot(%arg0: i1) -> i1 { %true = arith.constant true %false = arith.constant false %res = arith.select %arg0, %false, %true : i1 return %res : i1 } // CHECK-LABEL: @selToArith // CHECK-NEXT: %[[trueval:.+]] = arith.constant true // CHECK-NEXT: %[[notcmp:.+]] = arith.xori %arg0, %[[trueval]] : i1 // CHECK-NEXT: %[[condtrue:.+]] = arith.andi %arg0, %arg1 : i1 // CHECK-NEXT: %[[condfalse:.+]] = arith.andi %[[notcmp]], %arg2 : i1 // CHECK-NEXT: %[[res:.+]] = arith.ori %[[condtrue]], %[[condfalse]] : i1 // CHECK: return %[[res]] func.func @selToArith(%arg0: i1, %arg1 : i1, %arg2 : i1) -> i1 { %res = arith.select %arg0, %arg1, %arg2 : i1 return %res : i1 } // Test case: Folding of comparisons with equal operands. // CHECK-LABEL: @cmpi_equal_operands // CHECK-DAG: %[[T:.*]] = arith.constant true // CHECK-DAG: %[[F:.*]] = arith.constant false // CHECK: return %[[T]], %[[T]], %[[T]], %[[T]], %[[T]], // CHECK-SAME: %[[F]], %[[F]], %[[F]], %[[F]], %[[F]] func.func @cmpi_equal_operands(%arg0: i64) -> (i1, i1, i1, i1, i1, i1, i1, i1, i1, i1) { %0 = arith.cmpi eq, %arg0, %arg0 : i64 %1 = arith.cmpi sle, %arg0, %arg0 : i64 %2 = arith.cmpi sge, %arg0, %arg0 : i64 %3 = arith.cmpi ule, %arg0, %arg0 : i64 %4 = arith.cmpi uge, %arg0, %arg0 : i64 %5 = arith.cmpi ne, %arg0, %arg0 : i64 %6 = arith.cmpi slt, %arg0, %arg0 : i64 %7 = arith.cmpi sgt, %arg0, %arg0 : i64 %8 = arith.cmpi ult, %arg0, %arg0 : i64 %9 = arith.cmpi ugt, %arg0, %arg0 : i64 return %0, %1, %2, %3, %4, %5, %6, %7, %8, %9 : i1, i1, i1, i1, i1, i1, i1, i1, i1, i1 } // Test case: Folding of comparisons with equal vector operands. // CHECK-LABEL: @cmpi_equal_vector_operands // CHECK-DAG: %[[T:.*]] = arith.constant dense // CHECK-DAG: %[[F:.*]] = arith.constant dense // CHECK: return %[[T]], %[[T]], %[[T]], %[[T]], %[[T]], // CHECK-SAME: %[[F]], %[[F]], %[[F]], %[[F]], %[[F]] func.func @cmpi_equal_vector_operands(%arg0: vector<1x8xi64>) -> (vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>) { %0 = arith.cmpi eq, %arg0, %arg0 : vector<1x8xi64> %1 = arith.cmpi sle, %arg0, %arg0 : vector<1x8xi64> %2 = arith.cmpi sge, %arg0, %arg0 : vector<1x8xi64> %3 = arith.cmpi ule, %arg0, %arg0 : vector<1x8xi64> %4 = arith.cmpi uge, %arg0, %arg0 : vector<1x8xi64> %5 = arith.cmpi ne, %arg0, %arg0 : vector<1x8xi64> %6 = arith.cmpi slt, %arg0, %arg0 : vector<1x8xi64> %7 = arith.cmpi sgt, %arg0, %arg0 : vector<1x8xi64> %8 = arith.cmpi ult, %arg0, %arg0 : vector<1x8xi64> %9 = arith.cmpi ugt, %arg0, %arg0 : vector<1x8xi64> return %0, %1, %2, %3, %4, %5, %6, %7, %8, %9 : vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1>, vector<1x8xi1> } // ----- // CHECK-LABEL: @cmpOfExtSI // CHECK-NEXT: return %arg0 func.func @cmpOfExtSI(%arg0: i1) -> i1 { %ext = arith.extsi %arg0 : i1 to i64 %c0 = arith.constant 0 : i64 %res = arith.cmpi ne, %ext, %c0 : i64 return %res : i1 } // CHECK-LABEL: @cmpOfExtUI // CHECK-NEXT: return %arg0 func.func @cmpOfExtUI(%arg0: i1) -> i1 { %ext = arith.extui %arg0 : i1 to i64 %c0 = arith.constant 0 : i64 %res = arith.cmpi ne, %ext, %c0 : i64 return %res : i1 } // ----- // CHECK-LABEL: @extSIOfExtUI // CHECK: %[[res:.+]] = arith.extui %arg0 : i1 to i64 // CHECK: return %[[res]] func.func @extSIOfExtUI(%arg0: i1) -> i64 { %ext1 = arith.extui %arg0 : i1 to i8 %ext2 = arith.extsi %ext1 : i8 to i64 return %ext2 : i64 } // CHECK-LABEL: @extUIOfExtUI // CHECK: %[[res:.+]] = arith.extui %arg0 : i1 to i64 // CHECK: return %[[res]] func.func @extUIOfExtUI(%arg0: i1) -> i64 { %ext1 = arith.extui %arg0 : i1 to i8 %ext2 = arith.extui %ext1 : i8 to i64 return %ext2 : i64 } // CHECK-LABEL: @extSIOfExtSI // CHECK: %[[res:.+]] = arith.extsi %arg0 : i1 to i64 // CHECK: return %[[res]] func.func @extSIOfExtSI(%arg0: i1) -> i64 { %ext1 = arith.extsi %arg0 : i1 to i8 %ext2 = arith.extsi %ext1 : i8 to i64 return %ext2 : i64 } // ----- // CHECK-LABEL: @cmpIExtSINE // CHECK: %[[comb:.+]] = arith.cmpi ne, %arg0, %arg1 : i8 // CHECK: return %[[comb]] func.func @cmpIExtSINE(%arg0: i8, %arg1: i8) -> i1 { %ext0 = arith.extsi %arg0 : i8 to i64 %ext1 = arith.extsi %arg1 : i8 to i64 %res = arith.cmpi ne, %ext0, %ext1 : i64 return %res : i1 } // CHECK-LABEL: @cmpIExtSIEQ // CHECK: %[[comb:.+]] = arith.cmpi eq, %arg0, %arg1 : i8 // CHECK: return %[[comb]] func.func @cmpIExtSIEQ(%arg0: i8, %arg1: i8) -> i1 { %ext0 = arith.extsi %arg0 : i8 to i64 %ext1 = arith.extsi %arg1 : i8 to i64 %res = arith.cmpi eq, %ext0, %ext1 : i64 return %res : i1 } // CHECK-LABEL: @cmpIExtUINE // CHECK: %[[comb:.+]] = arith.cmpi ne, %arg0, %arg1 : i8 // CHECK: return %[[comb]] func.func @cmpIExtUINE(%arg0: i8, %arg1: i8) -> i1 { %ext0 = arith.extui %arg0 : i8 to i64 %ext1 = arith.extui %arg1 : i8 to i64 %res = arith.cmpi ne, %ext0, %ext1 : i64 return %res : i1 } // CHECK-LABEL: @cmpIExtUIEQ // CHECK: %[[comb:.+]] = arith.cmpi eq, %arg0, %arg1 : i8 // CHECK: return %[[comb]] func.func @cmpIExtUIEQ(%arg0: i8, %arg1: i8) -> i1 { %ext0 = arith.extui %arg0 : i8 to i64 %ext1 = arith.extui %arg1 : i8 to i64 %res = arith.cmpi eq, %ext0, %ext1 : i64 return %res : i1 } // ----- // CHECK-LABEL: @andOfExtSI // CHECK: %[[comb:.+]] = arith.andi %arg0, %arg1 : i8 // CHECK: %[[ext:.+]] = arith.extsi %[[comb]] : i8 to i64 // CHECK: return %[[ext]] func.func @andOfExtSI(%arg0: i8, %arg1: i8) -> i64 { %ext0 = arith.extsi %arg0 : i8 to i64 %ext1 = arith.extsi %arg1 : i8 to i64 %res = arith.andi %ext0, %ext1 : i64 return %res : i64 } // CHECK-LABEL: @andOfExtUI // CHECK: %[[comb:.+]] = arith.andi %arg0, %arg1 : i8 // CHECK: %[[ext:.+]] = arith.extui %[[comb]] : i8 to i64 // CHECK: return %[[ext]] func.func @andOfExtUI(%arg0: i8, %arg1: i8) -> i64 { %ext0 = arith.extui %arg0 : i8 to i64 %ext1 = arith.extui %arg1 : i8 to i64 %res = arith.andi %ext0, %ext1 : i64 return %res : i64 } // CHECK-LABEL: @orOfExtSI // CHECK: %[[comb:.+]] = arith.ori %arg0, %arg1 : i8 // CHECK: %[[ext:.+]] = arith.extsi %[[comb]] : i8 to i64 // CHECK: return %[[ext]] func.func @orOfExtSI(%arg0: i8, %arg1: i8) -> i64 { %ext0 = arith.extsi %arg0 : i8 to i64 %ext1 = arith.extsi %arg1 : i8 to i64 %res = arith.ori %ext0, %ext1 : i64 return %res : i64 } // CHECK-LABEL: @orOfExtUI // CHECK: %[[comb:.+]] = arith.ori %arg0, %arg1 : i8 // CHECK: %[[ext:.+]] = arith.extui %[[comb]] : i8 to i64 // CHECK: return %[[ext]] func.func @orOfExtUI(%arg0: i8, %arg1: i8) -> i64 { %ext0 = arith.extui %arg0 : i8 to i64 %ext1 = arith.extui %arg1 : i8 to i64 %res = arith.ori %ext0, %ext1 : i64 return %res : i64 } // ----- // CHECK-LABEL: @indexCastOfSignExtend // CHECK: %[[res:.+]] = arith.index_cast %arg0 : i8 to index // CHECK: return %[[res]] func.func @indexCastOfSignExtend(%arg0: i8) -> index { %ext = arith.extsi %arg0 : i8 to i16 %idx = arith.index_cast %ext : i16 to index return %idx : index } // CHECK-LABEL: @signExtendConstant // CHECK: %[[cres:.+]] = arith.constant -2 : i16 // CHECK: return %[[cres]] func.func @signExtendConstant() -> i16 { %c-2 = arith.constant -2 : i8 %ext = arith.extsi %c-2 : i8 to i16 return %ext : i16 } // CHECK-LABEL: @signExtendConstantSplat // CHECK: %[[cres:.+]] = arith.constant dense<-2> : vector<4xi16> // CHECK: return %[[cres]] func.func @signExtendConstantSplat() -> vector<4xi16> { %c-2 = arith.constant -2 : i8 %splat = vector.splat %c-2 : vector<4xi8> %ext = arith.extsi %splat : vector<4xi8> to vector<4xi16> return %ext : vector<4xi16> } // CHECK-LABEL: @signExtendConstantVector // CHECK: %[[cres:.+]] = arith.constant dense<[1, 3, 5, 7]> : vector<4xi16> // CHECK: return %[[cres]] func.func @signExtendConstantVector() -> vector<4xi16> { %vector = arith.constant dense<[1, 3, 5, 7]> : vector<4xi8> %ext = arith.extsi %vector : vector<4xi8> to vector<4xi16> return %ext : vector<4xi16> } // CHECK-LABEL: @unsignedExtendConstant // CHECK: %[[cres:.+]] = arith.constant 2 : i16 // CHECK: return %[[cres]] func.func @unsignedExtendConstant() -> i16 { %c2 = arith.constant 2 : i8 %ext = arith.extui %c2 : i8 to i16 return %ext : i16 } // CHECK-LABEL: @unsignedExtendConstantSplat // CHECK: %[[cres:.+]] = arith.constant dense<2> : vector<4xi16> // CHECK: return %[[cres]] func.func @unsignedExtendConstantSplat() -> vector<4xi16> { %c2 = arith.constant 2 : i8 %splat = vector.splat %c2 : vector<4xi8> %ext = arith.extui %splat : vector<4xi8> to vector<4xi16> return %ext : vector<4xi16> } // CHECK-LABEL: @unsignedExtendConstantVector // CHECK: %[[cres:.+]] = arith.constant dense<[1, 3, 5, 7]> : vector<4xi16> // CHECK: return %[[cres]] func.func @unsignedExtendConstantVector() -> vector<4xi16> { %vector = arith.constant dense<[1, 3, 5, 7]> : vector<4xi8> %ext = arith.extui %vector : vector<4xi8> to vector<4xi16> return %ext : vector<4xi16> } // CHECK-LABEL: @truncConstant // CHECK: %[[cres:.+]] = arith.constant -2 : i16 // CHECK: return %[[cres]] func.func @truncConstant(%arg0: i8) -> i16 { %c-2 = arith.constant -2 : i32 %tr = arith.trunci %c-2 : i32 to i16 return %tr : i16 } // CHECK-LABEL: @truncConstantSplat // CHECK: %[[cres:.+]] = arith.constant dense<-2> : vector<4xi8> // CHECK: return %[[cres]] func.func @truncConstantSplat() -> vector<4xi8> { %c-2 = arith.constant -2 : i16 %splat = vector.splat %c-2 : vector<4xi16> %trunc = arith.trunci %splat : vector<4xi16> to vector<4xi8> return %trunc : vector<4xi8> } // CHECK-LABEL: @truncConstantVector // CHECK: %[[cres:.+]] = arith.constant dense<[1, 3, 5, 7]> : vector<4xi8> // CHECK: return %[[cres]] func.func @truncConstantVector() -> vector<4xi8> { %vector = arith.constant dense<[1, 3, 5, 7]> : vector<4xi16> %trunc = arith.trunci %vector : vector<4xi16> to vector<4xi8> return %trunc : vector<4xi8> } // CHECK-LABEL: @truncTrunc // CHECK: %[[cres:.+]] = arith.trunci %arg0 : i64 to i8 // CHECK: return %[[cres]] func.func @truncTrunc(%arg0: i64) -> i8 { %tr1 = arith.trunci %arg0 : i64 to i32 %tr2 = arith.trunci %tr1 : i32 to i8 return %tr2 : i8 } // CHECK-LABEL: @truncFPConstant // CHECK: %[[cres:.+]] = arith.constant 1.000000e+00 : bf16 // CHECK: return %[[cres]] func.func @truncFPConstant() -> bf16 { %cst = arith.constant 1.000000e+00 : f32 %0 = arith.truncf %cst : f32 to bf16 return %0 : bf16 } // Test that cases with rounding are NOT propagated // CHECK-LABEL: @truncFPConstantRounding // CHECK: arith.constant 1.444000e+25 : f32 // CHECK: truncf func.func @truncFPConstantRounding() -> bf16 { %cst = arith.constant 1.444000e+25 : f32 %0 = arith.truncf %cst : f32 to bf16 return %0 : bf16 } // CHECK-LABEL: @tripleAddAdd // CHECK: %[[cres:.+]] = arith.constant 59 : index // CHECK: %[[add:.+]] = arith.addi %arg0, %[[cres]] : index // CHECK: return %[[add]] func.func @tripleAddAdd(%arg0: index) -> index { %c17 = arith.constant 17 : index %c42 = arith.constant 42 : index %add1 = arith.addi %c17, %arg0 : index %add2 = arith.addi %c42, %add1 : index return %add2 : index } // CHECK-LABEL: @tripleAddSub0 // CHECK: %[[cres:.+]] = arith.constant 59 : index // CHECK: %[[add:.+]] = arith.subi %[[cres]], %arg0 : index // CHECK: return %[[add]] func.func @tripleAddSub0(%arg0: index) -> index { %c17 = arith.constant 17 : index %c42 = arith.constant 42 : index %add1 = arith.subi %c17, %arg0 : index %add2 = arith.addi %c42, %add1 : index return %add2 : index } // CHECK-LABEL: @tripleAddSub1 // CHECK: %[[cres:.+]] = arith.constant 25 : index // CHECK: %[[add:.+]] = arith.addi %arg0, %[[cres]] : index // CHECK: return %[[add]] func.func @tripleAddSub1(%arg0: index) -> index { %c17 = arith.constant 17 : index %c42 = arith.constant 42 : index %add1 = arith.subi %arg0, %c17 : index %add2 = arith.addi %c42, %add1 : index return %add2 : index } // CHECK-LABEL: @tripleSubAdd0 // CHECK: %[[cres:.+]] = arith.constant 25 : index // CHECK: %[[add:.+]] = arith.subi %[[cres]], %arg0 : index // CHECK: return %[[add]] func.func @tripleSubAdd0(%arg0: index) -> index { %c17 = arith.constant 17 : index %c42 = arith.constant 42 : index %add1 = arith.addi %c17, %arg0 : index %add2 = arith.subi %c42, %add1 : index return %add2 : index } // CHECK-LABEL: @tripleSubAdd1 // CHECK: %[[cres:.+]] = arith.constant -25 : index // CHECK: %[[add:.+]] = arith.addi %arg0, %[[cres]] : index // CHECK: return %[[add]] func.func @tripleSubAdd1(%arg0: index) -> index { %c17 = arith.constant 17 : index %c42 = arith.constant 42 : index %add1 = arith.addi %c17, %arg0 : index %add2 = arith.subi %add1, %c42 : index return %add2 : index } // CHECK-LABEL: @tripleSubSub0 // CHECK: %[[cres:.+]] = arith.constant 25 : index // CHECK: %[[add:.+]] = arith.addi %arg0, %[[cres]] : index // CHECK: return %[[add]] func.func @tripleSubSub0(%arg0: index) -> index { %c17 = arith.constant 17 : index %c42 = arith.constant 42 : index %add1 = arith.subi %c17, %arg0 : index %add2 = arith.subi %c42, %add1 : index return %add2 : index } // CHECK-LABEL: @tripleSubSub1 // CHECK: %[[cres:.+]] = arith.constant -25 : index // CHECK: %[[add:.+]] = arith.subi %[[cres]], %arg0 : index // CHECK: return %[[add]] func.func @tripleSubSub1(%arg0: index) -> index { %c17 = arith.constant 17 : index %c42 = arith.constant 42 : index %add1 = arith.subi %c17, %arg0 : index %add2 = arith.subi %add1, %c42 : index return %add2 : index } // CHECK-LABEL: @tripleSubSub2 // CHECK: %[[cres:.+]] = arith.constant 59 : index // CHECK: %[[add:.+]] = arith.subi %[[cres]], %arg0 : index // CHECK: return %[[add]] func.func @tripleSubSub2(%arg0: index) -> index { %c17 = arith.constant 17 : index %c42 = arith.constant 42 : index %add1 = arith.subi %arg0, %c17 : index %add2 = arith.subi %c42, %add1 : index return %add2 : index } // CHECK-LABEL: @tripleSubSub3 // CHECK: %[[cres:.+]] = arith.constant 59 : index // CHECK: %[[add:.+]] = arith.subi %arg0, %[[cres]] : index // CHECK: return %[[add]] func.func @tripleSubSub3(%arg0: index) -> index { %c17 = arith.constant 17 : index %c42 = arith.constant 42 : index %add1 = arith.subi %arg0, %c17 : index %add2 = arith.subi %add1, %c42 : index return %add2 : index } // CHECK-LABEL: @doubleAddSub1 // CHECK-NEXT: return %arg0 func.func @doubleAddSub1(%arg0: index, %arg1 : index) -> index { %sub = arith.subi %arg0, %arg1 : index %add = arith.addi %sub, %arg1 : index return %add : index } // CHECK-LABEL: @doubleAddSub2 // CHECK-NEXT: return %arg0 func.func @doubleAddSub2(%arg0: index, %arg1 : index) -> index { %sub = arith.subi %arg0, %arg1 : index %add = arith.addi %arg1, %sub : index return %add : index } // CHECK-LABEL: @notCmpEQ // CHECK: %[[cres:.+]] = arith.cmpi ne, %arg0, %arg1 : i8 // CHECK: return %[[cres]] func.func @notCmpEQ(%arg0: i8, %arg1: i8) -> i1 { %true = arith.constant true %cmp = arith.cmpi "eq", %arg0, %arg1 : i8 %ncmp = arith.xori %cmp, %true : i1 return %ncmp : i1 } // CHECK-LABEL: @notCmpEQ2 // CHECK: %[[cres:.+]] = arith.cmpi ne, %arg0, %arg1 : i8 // CHECK: return %[[cres]] func.func @notCmpEQ2(%arg0: i8, %arg1: i8) -> i1 { %true = arith.constant true %cmp = arith.cmpi "eq", %arg0, %arg1 : i8 %ncmp = arith.xori %true, %cmp : i1 return %ncmp : i1 } // CHECK-LABEL: @notCmpNE // CHECK: %[[cres:.+]] = arith.cmpi eq, %arg0, %arg1 : i8 // CHECK: return %[[cres]] func.func @notCmpNE(%arg0: i8, %arg1: i8) -> i1 { %true = arith.constant true %cmp = arith.cmpi "ne", %arg0, %arg1 : i8 %ncmp = arith.xori %cmp, %true : i1 return %ncmp : i1 } // CHECK-LABEL: @notCmpSLT // CHECK: %[[cres:.+]] = arith.cmpi sge, %arg0, %arg1 : i8 // CHECK: return %[[cres]] func.func @notCmpSLT(%arg0: i8, %arg1: i8) -> i1 { %true = arith.constant true %cmp = arith.cmpi "slt", %arg0, %arg1 : i8 %ncmp = arith.xori %cmp, %true : i1 return %ncmp : i1 } // CHECK-LABEL: @notCmpSLE // CHECK: %[[cres:.+]] = arith.cmpi sgt, %arg0, %arg1 : i8 // CHECK: return %[[cres]] func.func @notCmpSLE(%arg0: i8, %arg1: i8) -> i1 { %true = arith.constant true %cmp = arith.cmpi "sle", %arg0, %arg1 : i8 %ncmp = arith.xori %cmp, %true : i1 return %ncmp : i1 } // CHECK-LABEL: @notCmpSGT // CHECK: %[[cres:.+]] = arith.cmpi sle, %arg0, %arg1 : i8 // CHECK: return %[[cres]] func.func @notCmpSGT(%arg0: i8, %arg1: i8) -> i1 { %true = arith.constant true %cmp = arith.cmpi "sgt", %arg0, %arg1 : i8 %ncmp = arith.xori %cmp, %true : i1 return %ncmp : i1 } // CHECK-LABEL: @notCmpSGE // CHECK: %[[cres:.+]] = arith.cmpi slt, %arg0, %arg1 : i8 // CHECK: return %[[cres]] func.func @notCmpSGE(%arg0: i8, %arg1: i8) -> i1 { %true = arith.constant true %cmp = arith.cmpi "sge", %arg0, %arg1 : i8 %ncmp = arith.xori %cmp, %true : i1 return %ncmp : i1 } // CHECK-LABEL: @notCmpULT // CHECK: %[[cres:.+]] = arith.cmpi uge, %arg0, %arg1 : i8 // CHECK: return %[[cres]] func.func @notCmpULT(%arg0: i8, %arg1: i8) -> i1 { %true = arith.constant true %cmp = arith.cmpi "ult", %arg0, %arg1 : i8 %ncmp = arith.xori %cmp, %true : i1 return %ncmp : i1 } // CHECK-LABEL: @notCmpULE // CHECK: %[[cres:.+]] = arith.cmpi ugt, %arg0, %arg1 : i8 // CHECK: return %[[cres]] func.func @notCmpULE(%arg0: i8, %arg1: i8) -> i1 { %true = arith.constant true %cmp = arith.cmpi "ule", %arg0, %arg1 : i8 %ncmp = arith.xori %cmp, %true : i1 return %ncmp : i1 } // CHECK-LABEL: @notCmpUGT // CHECK: %[[cres:.+]] = arith.cmpi ule, %arg0, %arg1 : i8 // CHECK: return %[[cres]] func.func @notCmpUGT(%arg0: i8, %arg1: i8) -> i1 { %true = arith.constant true %cmp = arith.cmpi "ugt", %arg0, %arg1 : i8 %ncmp = arith.xori %cmp, %true : i1 return %ncmp : i1 } // CHECK-LABEL: @notCmpUGE // CHECK: %[[cres:.+]] = arith.cmpi ult, %arg0, %arg1 : i8 // CHECK: return %[[cres]] func.func @notCmpUGE(%arg0: i8, %arg1: i8) -> i1 { %true = arith.constant true %cmp = arith.cmpi "uge", %arg0, %arg1 : i8 %ncmp = arith.xori %cmp, %true : i1 return %ncmp : i1 } // ----- // CHECK-LABEL: @xorxor( // CHECK-NOT: xori // CHECK: return %arg0 func.func @xorxor(%cmp : i1) -> i1 { %true = arith.constant true %ncmp = arith.xori %cmp, %true : i1 %nncmp = arith.xori %ncmp, %true : i1 return %nncmp : i1 } // ----- // CHECK-LABEL: @bitcastSameType( // CHECK-SAME: %[[ARG:[a-zA-Z0-9_]*]] func.func @bitcastSameType(%arg : f32) -> f32 { // CHECK: return %[[ARG]] %res = arith.bitcast %arg : f32 to f32 return %res : f32 } // ----- // CHECK-LABEL: @bitcastConstantFPtoI( func.func @bitcastConstantFPtoI() -> i32 { // CHECK: %[[C0:.+]] = arith.constant 0 : i32 // CHECK: return %[[C0]] %c0 = arith.constant 0.0 : f32 %res = arith.bitcast %c0 : f32 to i32 return %res : i32 } // ----- // CHECK-LABEL: @bitcastConstantItoFP( func.func @bitcastConstantItoFP() -> f32 { // CHECK: %[[C0:.+]] = arith.constant 0.0{{.*}} : f32 // CHECK: return %[[C0]] %c0 = arith.constant 0 : i32 %res = arith.bitcast %c0 : i32 to f32 return %res : f32 } // ----- // CHECK-LABEL: @bitcastConstantFPtoFP( func.func @bitcastConstantFPtoFP() -> f16 { // CHECK: %[[C0:.+]] = arith.constant 0.0{{.*}} : f16 // CHECK: return %[[C0]] %c0 = arith.constant 0.0 : bf16 %res = arith.bitcast %c0 : bf16 to f16 return %res : f16 } // ----- // CHECK-LABEL: @bitcastConstantVecFPtoI( func.func @bitcastConstantVecFPtoI() -> vector<3xf32> { // CHECK: %[[C0:.+]] = arith.constant dense<0.0{{.*}}> : vector<3xf32> // CHECK: return %[[C0]] %c0 = arith.constant dense<0> : vector<3xi32> %res = arith.bitcast %c0 : vector<3xi32> to vector<3xf32> return %res : vector<3xf32> } // ----- // CHECK-LABEL: @bitcastConstantVecItoFP( func.func @bitcastConstantVecItoFP() -> vector<3xi32> { // CHECK: %[[C0:.+]] = arith.constant dense<0> : vector<3xi32> // CHECK: return %[[C0]] %c0 = arith.constant dense<0.0> : vector<3xf32> %res = arith.bitcast %c0 : vector<3xf32> to vector<3xi32> return %res : vector<3xi32> } // ----- // CHECK-LABEL: @bitcastConstantVecFPtoFP( func.func @bitcastConstantVecFPtoFP() -> vector<3xbf16> { // CHECK: %[[C0:.+]] = arith.constant dense<0.0{{.*}}> : vector<3xbf16> // CHECK: return %[[C0]] %c0 = arith.constant dense<0.0> : vector<3xf16> %res = arith.bitcast %c0 : vector<3xf16> to vector<3xbf16> return %res : vector<3xbf16> } // ----- // CHECK-LABEL: @bitcastBackAndForth( // CHECK-SAME: %[[ARG:[a-zA-Z0-9_]*]] func.func @bitcastBackAndForth(%arg : i32) -> i32 { // CHECK: return %[[ARG]] %f = arith.bitcast %arg : i32 to f32 %res = arith.bitcast %f : f32 to i32 return %res : i32 } // ----- // CHECK-LABEL: @bitcastOfBitcast( // CHECK-SAME: %[[ARG:[a-zA-Z0-9_]*]] func.func @bitcastOfBitcast(%arg : i16) -> i16 { // CHECK: return %[[ARG]] %f = arith.bitcast %arg : i16 to f16 %bf = arith.bitcast %f : f16 to bf16 %res = arith.bitcast %bf : bf16 to i16 return %res : i16 } // ----- // CHECK-LABEL: test_maxsi // CHECK: %[[C0:.+]] = arith.constant 42 // CHECK: %[[MAX_INT_CST:.+]] = arith.constant 127 // CHECK: %[[X:.+]] = arith.maxsi %arg0, %[[C0]] // CHECK: return %arg0, %[[MAX_INT_CST]], %arg0, %[[X]] func.func @test_maxsi(%arg0 : i8) -> (i8, i8, i8, i8) { %maxIntCst = arith.constant 127 : i8 %minIntCst = arith.constant -128 : i8 %c0 = arith.constant 42 : i8 %0 = arith.maxsi %arg0, %arg0 : i8 %1 = arith.maxsi %arg0, %maxIntCst : i8 %2 = arith.maxsi %arg0, %minIntCst : i8 %3 = arith.maxsi %arg0, %c0 : i8 return %0, %1, %2, %3: i8, i8, i8, i8 } // CHECK-LABEL: test_maxsi2 // CHECK: %[[C0:.+]] = arith.constant 42 // CHECK: %[[MAX_INT_CST:.+]] = arith.constant 127 // CHECK: %[[X:.+]] = arith.maxsi %arg0, %[[C0]] // CHECK: return %arg0, %[[MAX_INT_CST]], %arg0, %[[X]] func.func @test_maxsi2(%arg0 : i8) -> (i8, i8, i8, i8) { %maxIntCst = arith.constant 127 : i8 %minIntCst = arith.constant -128 : i8 %c0 = arith.constant 42 : i8 %0 = arith.maxsi %arg0, %arg0 : i8 %1 = arith.maxsi %maxIntCst, %arg0: i8 %2 = arith.maxsi %minIntCst, %arg0: i8 %3 = arith.maxsi %c0, %arg0 : i8 return %0, %1, %2, %3: i8, i8, i8, i8 } // ----- // CHECK-LABEL: test_maxui // CHECK: %[[C0:.+]] = arith.constant 42 // CHECK: %[[MAX_INT_CST:.+]] = arith.constant -1 // CHECK: %[[X:.+]] = arith.maxui %arg0, %[[C0]] // CHECK: return %arg0, %[[MAX_INT_CST]], %arg0, %[[X]] func.func @test_maxui(%arg0 : i8) -> (i8, i8, i8, i8) { %maxIntCst = arith.constant 255 : i8 %minIntCst = arith.constant 0 : i8 %c0 = arith.constant 42 : i8 %0 = arith.maxui %arg0, %arg0 : i8 %1 = arith.maxui %arg0, %maxIntCst : i8 %2 = arith.maxui %arg0, %minIntCst : i8 %3 = arith.maxui %arg0, %c0 : i8 return %0, %1, %2, %3: i8, i8, i8, i8 } // CHECK-LABEL: test_maxui // CHECK: %[[C0:.+]] = arith.constant 42 // CHECK: %[[MAX_INT_CST:.+]] = arith.constant -1 // CHECK: %[[X:.+]] = arith.maxui %arg0, %[[C0]] // CHECK: return %arg0, %[[MAX_INT_CST]], %arg0, %[[X]] func.func @test_maxui2(%arg0 : i8) -> (i8, i8, i8, i8) { %maxIntCst = arith.constant 255 : i8 %minIntCst = arith.constant 0 : i8 %c0 = arith.constant 42 : i8 %0 = arith.maxui %arg0, %arg0 : i8 %1 = arith.maxui %maxIntCst, %arg0 : i8 %2 = arith.maxui %minIntCst, %arg0 : i8 %3 = arith.maxui %c0, %arg0 : i8 return %0, %1, %2, %3: i8, i8, i8, i8 } // ----- // CHECK-LABEL: test_minsi // CHECK: %[[C0:.+]] = arith.constant 42 // CHECK: %[[MIN_INT_CST:.+]] = arith.constant -128 // CHECK: %[[X:.+]] = arith.minsi %arg0, %[[C0]] // CHECK: return %arg0, %arg0, %[[MIN_INT_CST]], %[[X]] func.func @test_minsi(%arg0 : i8) -> (i8, i8, i8, i8) { %maxIntCst = arith.constant 127 : i8 %minIntCst = arith.constant -128 : i8 %c0 = arith.constant 42 : i8 %0 = arith.minsi %arg0, %arg0 : i8 %1 = arith.minsi %arg0, %maxIntCst : i8 %2 = arith.minsi %arg0, %minIntCst : i8 %3 = arith.minsi %arg0, %c0 : i8 return %0, %1, %2, %3: i8, i8, i8, i8 } // CHECK-LABEL: test_minsi // CHECK: %[[C0:.+]] = arith.constant 42 // CHECK: %[[MIN_INT_CST:.+]] = arith.constant -128 // CHECK: %[[X:.+]] = arith.minsi %arg0, %[[C0]] // CHECK: return %arg0, %arg0, %[[MIN_INT_CST]], %[[X]] func.func @test_minsi2(%arg0 : i8) -> (i8, i8, i8, i8) { %maxIntCst = arith.constant 127 : i8 %minIntCst = arith.constant -128 : i8 %c0 = arith.constant 42 : i8 %0 = arith.minsi %arg0, %arg0 : i8 %1 = arith.minsi %maxIntCst, %arg0 : i8 %2 = arith.minsi %minIntCst, %arg0 : i8 %3 = arith.minsi %c0, %arg0 : i8 return %0, %1, %2, %3: i8, i8, i8, i8 } // ----- // CHECK-LABEL: test_minui // CHECK: %[[C0:.+]] = arith.constant 42 // CHECK: %[[MIN_INT_CST:.+]] = arith.constant 0 // CHECK: %[[X:.+]] = arith.minui %arg0, %[[C0]] // CHECK: return %arg0, %arg0, %[[MIN_INT_CST]], %[[X]] func.func @test_minui(%arg0 : i8) -> (i8, i8, i8, i8) { %maxIntCst = arith.constant 255 : i8 %minIntCst = arith.constant 0 : i8 %c0 = arith.constant 42 : i8 %0 = arith.minui %arg0, %arg0 : i8 %1 = arith.minui %arg0, %maxIntCst : i8 %2 = arith.minui %arg0, %minIntCst : i8 %3 = arith.minui %arg0, %c0 : i8 return %0, %1, %2, %3: i8, i8, i8, i8 } // CHECK-LABEL: test_minui // CHECK: %[[C0:.+]] = arith.constant 42 // CHECK: %[[MIN_INT_CST:.+]] = arith.constant 0 // CHECK: %[[X:.+]] = arith.minui %arg0, %[[C0]] // CHECK: return %arg0, %arg0, %[[MIN_INT_CST]], %[[X]] func.func @test_minui2(%arg0 : i8) -> (i8, i8, i8, i8) { %maxIntCst = arith.constant 255 : i8 %minIntCst = arith.constant 0 : i8 %c0 = arith.constant 42 : i8 %0 = arith.minui %arg0, %arg0 : i8 %1 = arith.minui %maxIntCst, %arg0 : i8 %2 = arith.minui %minIntCst, %arg0 : i8 %3 = arith.minui %c0, %arg0 : i8 return %0, %1, %2, %3: i8, i8, i8, i8 } // ----- // CHECK-LABEL: @test_minf( func.func @test_minf(%arg0 : f32) -> (f32, f32, f32) { // CHECK-DAG: %[[C0:.+]] = arith.constant 0.0 // CHECK-NEXT: %[[X:.+]] = arith.minf %arg0, %[[C0]] // CHECK-NEXT: return %[[X]], %arg0, %arg0 %c0 = arith.constant 0.0 : f32 %inf = arith.constant 0x7F800000 : f32 %0 = arith.minf %c0, %arg0 : f32 %1 = arith.minf %arg0, %arg0 : f32 %2 = arith.minf %inf, %arg0 : f32 return %0, %1, %2 : f32, f32, f32 } // ----- // CHECK-LABEL: @test_maxf( func.func @test_maxf(%arg0 : f32) -> (f32, f32, f32) { // CHECK-DAG: %[[C0:.+]] = arith.constant // CHECK-NEXT: %[[X:.+]] = arith.maxf %arg0, %[[C0]] // CHECK-NEXT: return %[[X]], %arg0, %arg0 %c0 = arith.constant 0.0 : f32 %-inf = arith.constant 0xFF800000 : f32 %0 = arith.maxf %c0, %arg0 : f32 %1 = arith.maxf %arg0, %arg0 : f32 %2 = arith.maxf %-inf, %arg0 : f32 return %0, %1, %2 : f32, f32, f32 } // ----- // CHECK-LABEL: @test_addf( func.func @test_addf(%arg0 : f32) -> (f32, f32, f32, f32) { // CHECK-DAG: %[[C2:.+]] = arith.constant 2.0 // CHECK-DAG: %[[C0:.+]] = arith.constant 0.0 // CHECK-NEXT: %[[X:.+]] = arith.addf %arg0, %[[C0]] // CHECK-NEXT: return %[[X]], %arg0, %arg0, %[[C2]] %c0 = arith.constant 0.0 : f32 %c-0 = arith.constant -0.0 : f32 %c1 = arith.constant 1.0 : f32 %0 = arith.addf %c0, %arg0 : f32 %1 = arith.addf %arg0, %c-0 : f32 %2 = arith.addf %c-0, %arg0 : f32 %3 = arith.addf %c1, %c1 : f32 return %0, %1, %2, %3 : f32, f32, f32, f32 } // ----- // CHECK-LABEL: @test_subf( func.func @test_subf(%arg0 : f16) -> (f16, f16, f16) { // CHECK-DAG: %[[C1:.+]] = arith.constant -1.0 // CHECK-DAG: %[[C0:.+]] = arith.constant -0.0 // CHECK-NEXT: %[[X:.+]] = arith.subf %arg0, %[[C0]] // CHECK-NEXT: return %arg0, %[[X]], %[[C1]] %c0 = arith.constant 0.0 : f16 %c-0 = arith.constant -0.0 : f16 %c1 = arith.constant 1.0 : f16 %0 = arith.subf %arg0, %c0 : f16 %1 = arith.subf %arg0, %c-0 : f16 %2 = arith.subf %c0, %c1 : f16 return %0, %1, %2 : f16, f16, f16 } // ----- // CHECK-LABEL: @test_mulf( func.func @test_mulf(%arg0 : f32) -> (f32, f32, f32, f32) { // CHECK-DAG: %[[C2:.+]] = arith.constant 2.0 // CHECK-DAG: %[[C4:.+]] = arith.constant 4.0 // CHECK-NEXT: %[[X:.+]] = arith.mulf %arg0, %[[C2]] // CHECK-NEXT: return %[[X]], %arg0, %arg0, %[[C4]] %c1 = arith.constant 1.0 : f32 %c2 = arith.constant 2.0 : f32 %0 = arith.mulf %c2, %arg0 : f32 %1 = arith.mulf %arg0, %c1 : f32 %2 = arith.mulf %c1, %arg0 : f32 %3 = arith.mulf %c2, %c2 : f32 return %0, %1, %2, %3 : f32, f32, f32, f32 } // ----- // CHECK-LABEL: @test_divf( func.func @test_divf(%arg0 : f64) -> (f64, f64) { // CHECK-NEXT: %[[C5:.+]] = arith.constant 5.000000e-01 // CHECK-NEXT: return %arg0, %[[C5]] %c1 = arith.constant 1.0 : f64 %c2 = arith.constant 2.0 : f64 %0 = arith.divf %arg0, %c1 : f64 %1 = arith.divf %c1, %c2 : f64 return %0, %1 : f64, f64 } // ----- // CHECK-LABEL: @test_cmpf( func.func @test_cmpf(%arg0 : f32) -> (i1, i1, i1, i1) { // CHECK-DAG: %[[T:.*]] = arith.constant true // CHECK-DAG: %[[F:.*]] = arith.constant false // CHECK: return %[[F]], %[[F]], %[[T]], %[[T]] %nan = arith.constant 0x7fffffff : f32 %0 = arith.cmpf olt, %nan, %arg0 : f32 %1 = arith.cmpf olt, %arg0, %nan : f32 %2 = arith.cmpf ugt, %nan, %arg0 : f32 %3 = arith.cmpf ugt, %arg0, %nan : f32 return %0, %1, %2, %3 : i1, i1, i1, i1 } // ----- // CHECK-LABEL: @constant_FPtoUI( func.func @constant_FPtoUI() -> i32 { // CHECK: %[[C0:.+]] = arith.constant 2 : i32 // CHECK: return %[[C0]] %c0 = arith.constant 2.0 : f32 %res = arith.fptoui %c0 : f32 to i32 return %res : i32 } // CHECK-LABEL: @constant_FPtoUI_splat( func.func @constant_FPtoUI_splat() -> vector<4xi32> { // CHECK: %[[C0:.+]] = arith.constant dense<2> : vector<4xi32> // CHECK: return %[[C0]] %c0 = arith.constant 2.0 : f32 %splat = vector.splat %c0 : vector<4xf32> %res = arith.fptoui %splat : vector<4xf32> to vector<4xi32> return %res : vector<4xi32> } // CHECK-LABEL: @constant_FPtoUI_vector( func.func @constant_FPtoUI_vector() -> vector<4xi32> { // CHECK: %[[C0:.+]] = arith.constant dense<[1, 3, 5, 7]> : vector<4xi32> // CHECK: return %[[C0]] %vector = arith.constant dense<[1.0, 3.0, 5.0, 7.0]> : vector<4xf32> %res = arith.fptoui %vector : vector<4xf32> to vector<4xi32> return %res : vector<4xi32> } // ----- // CHECK-LABEL: @invalid_constant_FPtoUI( func.func @invalid_constant_FPtoUI() -> i32 { // CHECK: %[[C0:.+]] = arith.constant -2.000000e+00 : f32 // CHECK: %[[C1:.+]] = arith.fptoui %[[C0]] : f32 to i32 // CHECK: return %[[C1]] %c0 = arith.constant -2.0 : f32 %res = arith.fptoui %c0 : f32 to i32 return %res : i32 } // ----- // CHECK-LABEL: @constant_FPtoSI( func.func @constant_FPtoSI() -> i32 { // CHECK: %[[C0:.+]] = arith.constant -2 : i32 // CHECK: return %[[C0]] %c0 = arith.constant -2.0 : f32 %res = arith.fptosi %c0 : f32 to i32 return %res : i32 } // CHECK-LABEL: @constant_FPtoSI_splat( func.func @constant_FPtoSI_splat() -> vector<4xi32> { // CHECK: %[[C0:.+]] = arith.constant dense<-2> : vector<4xi32> // CHECK: return %[[C0]] %c0 = arith.constant -2.0 : f32 %splat = vector.splat %c0 : vector<4xf32> %res = arith.fptosi %splat : vector<4xf32> to vector<4xi32> return %res : vector<4xi32> } // CHECK-LABEL: @constant_FPtoSI_vector( func.func @constant_FPtoSI_vector() -> vector<4xi32> { // CHECK: %[[C0:.+]] = arith.constant dense<[-1, -3, -5, -7]> : vector<4xi32> // CHECK: return %[[C0]] %vector = arith.constant dense<[-1.0, -3.0, -5.0, -7.0]> : vector<4xf32> %res = arith.fptosi %vector : vector<4xf32> to vector<4xi32> return %res : vector<4xi32> } // ----- // CHECK-LABEL: @invalid_constant_FPtoSI( func.func @invalid_constant_FPtoSI() -> i8 { // CHECK: %[[C0:.+]] = arith.constant 2.000000e+10 : f32 // CHECK: %[[C1:.+]] = arith.fptosi %[[C0]] : f32 to i8 // CHECK: return %[[C1]] %c0 = arith.constant 2.0e10 : f32 %res = arith.fptosi %c0 : f32 to i8 return %res : i8 } // CHECK-LABEL: @constant_SItoFP( func.func @constant_SItoFP() -> f32 { // CHECK: %[[C0:.+]] = arith.constant -2.000000e+00 : f32 // CHECK: return %[[C0]] %c0 = arith.constant -2 : i32 %res = arith.sitofp %c0 : i32 to f32 return %res : f32 } // CHECK-LABEL: @constant_SItoFP_splat( func.func @constant_SItoFP_splat() -> vector<4xf32> { // CHECK: %[[C0:.+]] = arith.constant dense<2.000000e+00> : vector<4xf32> // CHECK: return %[[C0]] %c0 = arith.constant 2 : i32 %splat = vector.splat %c0 : vector<4xi32> %res = arith.sitofp %splat : vector<4xi32> to vector<4xf32> return %res : vector<4xf32> } // CHECK-LABEL: @constant_SItoFP_vector( func.func @constant_SItoFP_vector() -> vector<4xf32> { // CHECK: %[[C0:.+]] = arith.constant dense<[1.000000e+00, 3.000000e+00, 5.000000e+00, 7.000000e+00]> : vector<4xf32> // CHECK: return %[[C0]] %vector = arith.constant dense<[1, 3, 5, 7]> : vector<4xi32> %res = arith.sitofp %vector : vector<4xi32> to vector<4xf32> return %res : vector<4xf32> } // ----- // CHECK-LABEL: @constant_UItoFP( func.func @constant_UItoFP() -> f32 { // CHECK: %[[C0:.+]] = arith.constant 2.000000e+00 : f32 // CHECK: return %[[C0]] %c0 = arith.constant 2 : i32 %res = arith.uitofp %c0 : i32 to f32 return %res : f32 } // CHECK-LABEL: @constant_UItoFP_splat( func.func @constant_UItoFP_splat() -> vector<4xf32> { // CHECK: %[[C0:.+]] = arith.constant dense<2.000000e+00> : vector<4xf32> // CHECK: return %[[C0]] %c0 = arith.constant 2 : i32 %splat = vector.splat %c0 : vector<4xi32> %res = arith.uitofp %splat : vector<4xi32> to vector<4xf32> return %res : vector<4xf32> } // CHECK-LABEL: @constant_UItoFP_vector( func.func @constant_UItoFP_vector() -> vector<4xf32> { // CHECK: %[[C0:.+]] = arith.constant dense<[1.000000e+00, 3.000000e+00, 5.000000e+00, 7.000000e+00]> : vector<4xf32> // CHECK: return %[[C0]] %vector = arith.constant dense<[1, 3, 5, 7]> : vector<4xi32> %res = arith.uitofp %vector : vector<4xi32> to vector<4xf32> return %res : vector<4xf32> } // ----- // Tests rewritten from https://github.com/llvm/llvm-project/blob/main/llvm/test/Transforms/InstCombine/2008-11-08-FCmp.ll // When inst combining an FCMP with the LHS coming from a arith.uitofp instruction, we // can lower it to signed ICMP instructions. // CHECK-LABEL: @test1( // CHECK-SAME: %[[arg0:.+]]: func.func @test1(%arg0: i32) -> i1 { %cst = arith.constant 0.000000e+00 : f64 %1 = arith.uitofp %arg0: i32 to f64 %2 = arith.cmpf ole, %1, %cst : f64 // CHECK: %[[c0:.+]] = arith.constant 0 : i32 // CHECK: arith.cmpi ule, %[[arg0]], %[[c0]] : i32 return %2 : i1 } // CHECK-LABEL: @test2( // CHECK-SAME: %[[arg0:.+]]: func.func @test2(%arg0: i32) -> i1 { %cst = arith.constant 0.000000e+00 : f64 %1 = arith.uitofp %arg0: i32 to f64 %2 = arith.cmpf olt, %1, %cst : f64 return %2 : i1 // CHECK: %[[c0:.+]] = arith.constant 0 : i32 // CHECK: arith.cmpi ult, %[[arg0]], %[[c0]] : i32 } // CHECK-LABEL: @test3( // CHECK-SAME: %[[arg0:.+]]: func.func @test3(%arg0: i32) -> i1 { %cst = arith.constant 0.000000e+00 : f64 %1 = arith.uitofp %arg0: i32 to f64 %2 = arith.cmpf oge, %1, %cst : f64 return %2 : i1 // CHECK: %[[c0:.+]] = arith.constant 0 : i32 // CHECK: arith.cmpi uge, %[[arg0]], %[[c0]] : i32 } // CHECK-LABEL: @test4( // CHECK-SAME: %[[arg0:.+]]: func.func @test4(%arg0: i32) -> i1 { %cst = arith.constant 0.000000e+00 : f64 %1 = arith.uitofp %arg0: i32 to f64 %2 = arith.cmpf ogt, %1, %cst : f64 // CHECK: %[[c0:.+]] = arith.constant 0 : i32 // CHECK: arith.cmpi ugt, %[[arg0]], %[[c0]] : i32 return %2 : i1 } // CHECK-LABEL: @test5( func.func @test5(%arg0: i32) -> i1 { %cst = arith.constant -4.400000e+00 : f64 %1 = arith.uitofp %arg0: i32 to f64 %2 = arith.cmpf ogt, %1, %cst : f64 return %2 : i1 // CHECK: %[[true:.+]] = arith.constant true // CHECK: return %[[true]] : i1 } // CHECK-LABEL: @test6( func.func @test6(%arg0: i32) -> i1 { %cst = arith.constant -4.400000e+00 : f64 %1 = arith.uitofp %arg0: i32 to f64 %2 = arith.cmpf olt, %1, %cst : f64 return %2 : i1 // CHECK: %[[false:.+]] = arith.constant false // CHECK: return %[[false]] : i1 } // Check that optimizing unsigned >= comparisons correctly distinguishes // positive and negative constants. // CHECK-LABEL: @test7( // CHECK-SAME: %[[arg0:.+]]: func.func @test7(%arg0: i32) -> i1 { %cst = arith.constant 3.200000e+00 : f64 %1 = arith.uitofp %arg0: i32 to f64 %2 = arith.cmpf oge, %1, %cst : f64 return %2 : i1 // CHECK: %[[c3:.+]] = arith.constant 3 : i32 // CHECK: arith.cmpi ugt, %[[arg0]], %[[c3]] : i32 } // ----- // CHECK-LABEL: @foldShl( // CHECK: %[[res:.+]] = arith.constant 4294967296 : i64 // CHECK: return %[[res]] func.func @foldShl() -> i64 { %c1 = arith.constant 1 : i64 %c32 = arith.constant 32 : i64 %r = arith.shli %c1, %c32 : i64 return %r : i64 } // CHECK-LABEL: @nofoldShl( // CHECK: %[[res:.+]] = arith.shli // CHECK: return %[[res]] func.func @nofoldShl() -> i64 { %c1 = arith.constant 1 : i64 %c132 = arith.constant 132 : i64 %r = arith.shli %c1, %c132 : i64 return %r : i64 } // CHECK-LABEL: @nofoldShl2( // CHECK: %[[res:.+]] = arith.shli // CHECK: return %[[res]] func.func @nofoldShl2() -> i64 { %c1 = arith.constant 1 : i64 %cm32 = arith.constant -32 : i64 %r = arith.shli %c1, %cm32 : i64 return %r : i64 } // CHECK-LABEL: @foldShru( // CHECK: %[[res:.+]] = arith.constant 2 : i64 // CHECK: return %[[res]] func.func @foldShru() -> i64 { %c1 = arith.constant 8 : i64 %c32 = arith.constant 2 : i64 %r = arith.shrui %c1, %c32 : i64 return %r : i64 } // CHECK-LABEL: @foldShru2( // CHECK: %[[res:.+]] = arith.constant 9223372036854775807 : i64 // CHECK: return %[[res]] func.func @foldShru2() -> i64 { %c1 = arith.constant -2 : i64 %c32 = arith.constant 1 : i64 %r = arith.shrui %c1, %c32 : i64 return %r : i64 } // CHECK-LABEL: @nofoldShru( // CHECK: %[[res:.+]] = arith.shrui // CHECK: return %[[res]] func.func @nofoldShru() -> i64 { %c1 = arith.constant 8 : i64 %c132 = arith.constant 132 : i64 %r = arith.shrui %c1, %c132 : i64 return %r : i64 } // CHECK-LABEL: @nofoldShru2( // CHECK: %[[res:.+]] = arith.shrui // CHECK: return %[[res]] func.func @nofoldShru2() -> i64 { %c1 = arith.constant 8 : i64 %cm32 = arith.constant -32 : i64 %r = arith.shrui %c1, %cm32 : i64 return %r : i64 } // CHECK-LABEL: @foldShrs( // CHECK: %[[res:.+]] = arith.constant 2 : i64 // CHECK: return %[[res]] func.func @foldShrs() -> i64 { %c1 = arith.constant 8 : i64 %c32 = arith.constant 2 : i64 %r = arith.shrsi %c1, %c32 : i64 return %r : i64 } // CHECK-LABEL: @foldShrs2( // CHECK: %[[res:.+]] = arith.constant -1 : i64 // CHECK: return %[[res]] func.func @foldShrs2() -> i64 { %c1 = arith.constant -2 : i64 %c32 = arith.constant 1 : i64 %r = arith.shrsi %c1, %c32 : i64 return %r : i64 } // CHECK-LABEL: @nofoldShrs( // CHECK: %[[res:.+]] = arith.shrsi // CHECK: return %[[res]] func.func @nofoldShrs() -> i64 { %c1 = arith.constant 8 : i64 %c132 = arith.constant 132 : i64 %r = arith.shrsi %c1, %c132 : i64 return %r : i64 } // CHECK-LABEL: @nofoldShrs2( // CHECK: %[[res:.+]] = arith.shrsi // CHECK: return %[[res]] func.func @nofoldShrs2() -> i64 { %c1 = arith.constant 8 : i64 %cm32 = arith.constant -32 : i64 %r = arith.shrsi %c1, %cm32 : i64 return %r : i64 } // ----- // CHECK-LABEL: @test_negf( // CHECK: %[[res:.+]] = arith.constant -2.0 // CHECK: return %[[res]] func.func @test_negf() -> (f32) { %c = arith.constant 2.0 : f32 %0 = arith.negf %c : f32 return %0: f32 } // ----- // CHECK-LABEL: @test_remui( // CHECK: %[[res:.+]] = arith.constant dense<[0, 0, 4, 2]> : vector<4xi32> // CHECK: return %[[res]] func.func @test_remui() -> (vector<4xi32>) { %v1 = arith.constant dense<[9, 9, 9, 9]> : vector<4xi32> %v2 = arith.constant dense<[1, 3, 5, 7]> : vector<4xi32> %0 = arith.remui %v1, %v2 : vector<4xi32> return %0 : vector<4xi32> } // // ----- // CHECK-LABEL: @test_remui_1( // CHECK: %[[res:.+]] = arith.constant dense<0> : vector<4xi32> // CHECK: return %[[res]] func.func @test_remui_1(%arg : vector<4xi32>) -> (vector<4xi32>) { %v = arith.constant dense<[1, 1, 1, 1]> : vector<4xi32> %0 = arith.remui %arg, %v : vector<4xi32> return %0 : vector<4xi32> } // ----- // CHECK-LABEL: @test_remsi( // CHECK: %[[res:.+]] = arith.constant dense<[0, 0, 4, 2]> : vector<4xi32> // CHECK: return %[[res]] func.func @test_remsi() -> (vector<4xi32>) { %v1 = arith.constant dense<[9, 9, 9, 9]> : vector<4xi32> %v2 = arith.constant dense<[1, 3, 5, 7]> : vector<4xi32> %0 = arith.remsi %v1, %v2 : vector<4xi32> return %0 : vector<4xi32> } // // ----- // CHECK-LABEL: @test_remsi_1( // CHECK: %[[res:.+]] = arith.constant dense<0> : vector<4xi32> // CHECK: return %[[res]] func.func @test_remsi_1(%arg : vector<4xi32>) -> (vector<4xi32>) { %v = arith.constant dense<[1, 1, 1, 1]> : vector<4xi32> %0 = arith.remsi %arg, %v : vector<4xi32> return %0 : vector<4xi32> }