| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5 |
| ; RUN: opt -S -passes='simplifycfg<hoist-common-insts>' -mtriple=amdgcn-- --fp-contract=fast -mcpu=gfx1030 < %s | FileCheck -check-prefix=GFX -check-prefix=FP-CONTRACT-FAST %s |
| ; RUN: opt -S -passes='simplifycfg<hoist-common-insts>' -mtriple=amdgcn-- --fp-contract=off --enable-unsafe-fp-math -mcpu=gfx1030 < %s | FileCheck -check-prefix=GFX -check-prefix=UNSAFE-FP-MATH %s |
| ; RUN: opt -S -passes='simplifycfg<hoist-common-insts>' -mtriple=amdgcn-- --fp-contract=off -mcpu=gfx1030 < %s | FileCheck -check-prefix=GFX -check-prefix=NO-UNSAFE-FP-MATH %s |
| |
| define double @is_profitable_f64_contract(ptr dereferenceable(8) %ptr_x, ptr dereferenceable(8) %ptr_y, ptr dereferenceable(8) %ptr_a) #0 { |
| ; GFX-LABEL: define double @is_profitable_f64_contract( |
| ; GFX-SAME: ptr dereferenceable(8) [[PTR_X:%.*]], ptr dereferenceable(8) [[PTR_Y:%.*]], ptr dereferenceable(8) [[PTR_A:%.*]]) #[[ATTR0:[0-9]+]] { |
| ; GFX-NEXT: [[ENTRY:.*:]] |
| ; GFX-NEXT: [[Y:%.*]] = load double, ptr [[PTR_Y]], align 8 |
| ; GFX-NEXT: [[CMP:%.*]] = fcmp oeq double [[Y]], 0.000000e+00 |
| ; GFX-NEXT: [[X:%.*]] = load double, ptr [[PTR_X]], align 8 |
| ; GFX-NEXT: [[A_1:%.*]] = load double, ptr [[PTR_A]], align 8 |
| ; GFX-NEXT: br i1 [[CMP]], label %[[IF_THEN:.*]], label %[[IF_ELSE:.*]] |
| ; GFX: [[COMMON_RET:.*]]: |
| ; GFX-NEXT: [[COMMON_RET_OP:%.*]] = phi double [ [[ADD:%.*]], %[[IF_THEN]] ], [ [[SUB:%.*]], %[[IF_ELSE]] ] |
| ; GFX-NEXT: ret double [[COMMON_RET_OP]] |
| ; GFX: [[IF_THEN]]: |
| ; GFX-NEXT: [[MUL:%.*]] = fmul contract double [[X]], [[A_1]] |
| ; GFX-NEXT: [[ADD]] = fadd contract double 1.000000e+00, [[MUL]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; GFX: [[IF_ELSE]]: |
| ; GFX-NEXT: [[MUL1:%.*]] = fmul contract double [[X]], [[A_1]] |
| ; GFX-NEXT: [[SUB]] = fsub contract double [[MUL1]], [[Y]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; |
| entry: |
| %y = load double, ptr %ptr_y, align 8 |
| %cmp = fcmp oeq double %y, 0.000000e+00 |
| %x = load double, ptr %ptr_x, align 8 |
| br i1 %cmp, label %if.then, label %if.else |
| |
| if.then: ; preds = %entry |
| %a_1 = load double, ptr %ptr_a, align 8 |
| %mul = fmul contract double %x, %a_1 |
| %add = fadd contract double 1.000000e+00, %mul |
| ret double %add |
| |
| if.else: ; preds = %entry |
| %a_2 = load double, ptr %ptr_a, align 8 |
| %mul1 = fmul contract double %x, %a_2 |
| %sub = fsub contract double %mul1, %y |
| ret double %sub |
| } |
| |
| define double @is_profitable_f64_modifiers(ptr dereferenceable(8) %ptr_x, ptr dereferenceable(8) %ptr_y, ptr dereferenceable(8) %ptr_a) #0 { |
| ; GFX-LABEL: define double @is_profitable_f64_modifiers( |
| ; GFX-SAME: ptr dereferenceable(8) [[PTR_X:%.*]], ptr dereferenceable(8) [[PTR_Y:%.*]], ptr dereferenceable(8) [[PTR_A:%.*]]) #[[ATTR0]] { |
| ; GFX-NEXT: [[ENTRY:.*:]] |
| ; GFX-NEXT: [[Y:%.*]] = load double, ptr [[PTR_Y]], align 8 |
| ; GFX-NEXT: [[CMP:%.*]] = fcmp oeq double [[Y]], 0.000000e+00 |
| ; GFX-NEXT: [[X:%.*]] = load double, ptr [[PTR_X]], align 8 |
| ; GFX-NEXT: [[A_1:%.*]] = load double, ptr [[PTR_A]], align 8 |
| ; GFX-NEXT: [[MUL:%.*]] = fmul contract double [[X]], [[A_1]] |
| ; GFX-NEXT: br i1 [[CMP]], label %[[IF_THEN:.*]], label %[[IF_ELSE:.*]] |
| ; GFX: [[COMMON_RET:.*]]: |
| ; GFX-NEXT: [[COMMON_RET_OP:%.*]] = phi double [ [[ADD:%.*]], %[[IF_THEN]] ], [ [[SUB:%.*]], %[[IF_ELSE]] ] |
| ; GFX-NEXT: ret double [[COMMON_RET_OP]] |
| ; GFX: [[IF_THEN]]: |
| ; GFX-NEXT: [[FNEG:%.*]] = fneg double [[MUL]] |
| ; GFX-NEXT: [[ADD]] = fadd contract double 1.000000e+00, [[FNEG]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; GFX: [[IF_ELSE]]: |
| ; GFX-NEXT: [[FABS:%.*]] = call double @llvm.fabs.f64(double [[MUL]]) |
| ; GFX-NEXT: [[SUB]] = fsub contract double [[FABS]], [[Y]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; |
| entry: |
| %y = load double, ptr %ptr_y, align 8 |
| %cmp = fcmp oeq double %y, 0.000000e+00 |
| %x = load double, ptr %ptr_x, align 8 |
| br i1 %cmp, label %if.then, label %if.else |
| |
| if.then: ; preds = %entry |
| %a_1 = load double, ptr %ptr_a, align 8 |
| %mul = fmul contract double %x, %a_1 |
| %fneg = fneg double %mul |
| %add = fadd contract double 1.000000e+00, %fneg |
| ret double %add |
| |
| if.else: ; preds = %entry |
| %a_2 = load double, ptr %ptr_a, align 8 |
| %mul1 = fmul contract double %x, %a_2 |
| %fabs = call double @llvm.fabs.f64(double %mul1) |
| %sub = fsub contract double %fabs, %y |
| ret double %sub |
| } |
| |
| define float @is_profitable_f32(ptr dereferenceable(8) %ptr_x, ptr dereferenceable(8) %ptr_y, ptr dereferenceable(8) %ptr_a) #0 { |
| ; GFX-LABEL: define float @is_profitable_f32( |
| ; GFX-SAME: ptr dereferenceable(8) [[PTR_X:%.*]], ptr dereferenceable(8) [[PTR_Y:%.*]], ptr dereferenceable(8) [[PTR_A:%.*]]) #[[ATTR0]] { |
| ; GFX-NEXT: [[ENTRY:.*:]] |
| ; GFX-NEXT: [[Y:%.*]] = load float, ptr [[PTR_Y]], align 8 |
| ; GFX-NEXT: [[CMP:%.*]] = fcmp oeq float [[Y]], 0.000000e+00 |
| ; GFX-NEXT: [[X:%.*]] = load float, ptr [[PTR_X]], align 8 |
| ; GFX-NEXT: [[A_1:%.*]] = load float, ptr [[PTR_A]], align 8 |
| ; GFX-NEXT: br i1 [[CMP]], label %[[IF_THEN:.*]], label %[[IF_ELSE:.*]] |
| ; GFX: [[COMMON_RET:.*]]: |
| ; GFX-NEXT: [[COMMON_RET_OP:%.*]] = phi float [ [[MUL:%.*]], %[[IF_THEN]] ], [ [[SUB:%.*]], %[[IF_ELSE]] ] |
| ; GFX-NEXT: ret float [[COMMON_RET_OP]] |
| ; GFX: [[IF_THEN]]: |
| ; GFX-NEXT: [[MUL]] = fmul contract float [[X]], [[A_1]] |
| ; GFX-NEXT: [[ADD:%.*]] = fadd contract float 1.000000e+00, [[MUL]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; GFX: [[IF_ELSE]]: |
| ; GFX-NEXT: [[MUL1:%.*]] = fmul contract float [[X]], [[A_1]] |
| ; GFX-NEXT: [[SUB]] = fsub contract float [[MUL1]], [[Y]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; |
| entry: |
| %y = load float, ptr %ptr_y, align 8 |
| %cmp = fcmp oeq float %y, 0.000000e+00 |
| %x = load float, ptr %ptr_x, align 8 |
| br i1 %cmp, label %if.then, label %if.else |
| |
| if.then: ; preds = %entry |
| %a_1 = load float, ptr %ptr_a, align 8 |
| %mul = fmul contract float %x, %a_1 |
| %add = fadd contract float 1.000000e+00, %mul |
| ret float %mul |
| |
| if.else: ; preds = %entry |
| %a_2 = load float, ptr %ptr_a, align 8 |
| %mul1 = fmul contract float %x, %a_2 |
| %sub = fsub contract float %mul1, %y |
| ret float %sub |
| } |
| |
| define half @is_profitable_f16_preserve(ptr dereferenceable(8) %ptr_x, ptr dereferenceable(8) %ptr_y, ptr dereferenceable(8) %ptr_a) #0 { |
| ; GFX-LABEL: define half @is_profitable_f16_preserve( |
| ; GFX-SAME: ptr dereferenceable(8) [[PTR_X:%.*]], ptr dereferenceable(8) [[PTR_Y:%.*]], ptr dereferenceable(8) [[PTR_A:%.*]]) #[[ATTR0]] { |
| ; GFX-NEXT: [[ENTRY:.*:]] |
| ; GFX-NEXT: [[Y:%.*]] = load half, ptr [[PTR_Y]], align 8 |
| ; GFX-NEXT: [[CMP:%.*]] = fcmp oeq half [[Y]], 0xH0000 |
| ; GFX-NEXT: [[X:%.*]] = load half, ptr [[PTR_X]], align 8 |
| ; GFX-NEXT: [[A_1:%.*]] = load half, ptr [[PTR_A]], align 8 |
| ; GFX-NEXT: [[MUL:%.*]] = fmul contract half [[X]], [[A_1]] |
| ; GFX-NEXT: br i1 [[CMP]], label %[[IF_THEN:.*]], label %[[IF_ELSE:.*]] |
| ; GFX: [[COMMON_RET:.*]]: |
| ; GFX-NEXT: [[COMMON_RET_OP:%.*]] = phi half [ [[MUL]], %[[IF_THEN]] ], [ [[SUB:%.*]], %[[IF_ELSE]] ] |
| ; GFX-NEXT: ret half [[COMMON_RET_OP]] |
| ; GFX: [[IF_THEN]]: |
| ; GFX-NEXT: [[ADD:%.*]] = fadd contract half [[Y]], [[MUL]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; GFX: [[IF_ELSE]]: |
| ; GFX-NEXT: [[SUB]] = fsub contract half [[MUL]], [[Y]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; |
| entry: |
| %y = load half, ptr %ptr_y, align 8 |
| %cmp = fcmp oeq half %y, 0.000000e+00 |
| %x = load half, ptr %ptr_x, align 8 |
| br i1 %cmp, label %if.then, label %if.else |
| |
| if.then: ; preds = %entry |
| %a_1 = load half, ptr %ptr_a, align 8 |
| %mul = fmul contract half %x, %a_1 |
| %add = fadd contract half %y, %mul |
| ret half %mul |
| |
| if.else: ; preds = %entry |
| %a_2 = load half, ptr %ptr_a, align 8 |
| %mul1 = fmul contract half %x, %a_2 |
| %sub = fsub contract half %mul1, %y |
| ret half %sub |
| } |
| |
| define half @is_profitable_f16_ieee(ptr dereferenceable(8) %ptr_x, ptr dereferenceable(8) %ptr_y, ptr dereferenceable(8) %ptr_a) #1 { |
| ; GFX-LABEL: define half @is_profitable_f16_ieee( |
| ; GFX-SAME: ptr dereferenceable(8) [[PTR_X:%.*]], ptr dereferenceable(8) [[PTR_Y:%.*]], ptr dereferenceable(8) [[PTR_A:%.*]]) #[[ATTR1:[0-9]+]] { |
| ; GFX-NEXT: [[ENTRY:.*:]] |
| ; GFX-NEXT: [[Y:%.*]] = load half, ptr [[PTR_Y]], align 8 |
| ; GFX-NEXT: [[CMP:%.*]] = fcmp oeq half [[Y]], 0xH0000 |
| ; GFX-NEXT: [[X:%.*]] = load half, ptr [[PTR_X]], align 8 |
| ; GFX-NEXT: [[A_1:%.*]] = load half, ptr [[PTR_A]], align 8 |
| ; GFX-NEXT: br i1 [[CMP]], label %[[IF_THEN:.*]], label %[[IF_ELSE:.*]] |
| ; GFX: [[COMMON_RET:.*]]: |
| ; GFX-NEXT: [[COMMON_RET_OP:%.*]] = phi half [ [[MUL:%.*]], %[[IF_THEN]] ], [ [[SUB:%.*]], %[[IF_ELSE]] ] |
| ; GFX-NEXT: ret half [[COMMON_RET_OP]] |
| ; GFX: [[IF_THEN]]: |
| ; GFX-NEXT: [[MUL]] = fmul contract half [[X]], [[A_1]] |
| ; GFX-NEXT: [[ADD:%.*]] = fadd contract half [[Y]], [[MUL]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; GFX: [[IF_ELSE]]: |
| ; GFX-NEXT: [[MUL1:%.*]] = fmul contract half [[X]], [[A_1]] |
| ; GFX-NEXT: [[SUB]] = fsub contract half [[MUL1]], [[Y]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; |
| entry: |
| %y = load half, ptr %ptr_y, align 8 |
| %cmp = fcmp oeq half %y, 0.000000e+00 |
| %x = load half, ptr %ptr_x, align 8 |
| br i1 %cmp, label %if.then, label %if.else |
| |
| if.then: ; preds = %entry |
| %a_1 = load half, ptr %ptr_a, align 8 |
| %mul = fmul contract half %x, %a_1 |
| %add = fadd contract half %y, %mul |
| ret half %mul |
| |
| if.else: ; preds = %entry |
| %a_2 = load half, ptr %ptr_a, align 8 |
| %mul1 = fmul contract half %x, %a_2 |
| %sub = fsub contract half %mul1, %y |
| ret half %sub |
| } |
| |
| define bfloat @is_profitable_bfloat_preserve(ptr dereferenceable(8) %ptr_x, ptr dereferenceable(8) %ptr_y, ptr dereferenceable(8) %ptr_a) #0 { |
| ; GFX-LABEL: define bfloat @is_profitable_bfloat_preserve( |
| ; GFX-SAME: ptr dereferenceable(8) [[PTR_X:%.*]], ptr dereferenceable(8) [[PTR_Y:%.*]], ptr dereferenceable(8) [[PTR_A:%.*]]) #[[ATTR0]] { |
| ; GFX-NEXT: [[ENTRY:.*:]] |
| ; GFX-NEXT: [[Y:%.*]] = load bfloat, ptr [[PTR_Y]], align 8 |
| ; GFX-NEXT: [[CMP:%.*]] = fcmp oeq bfloat [[Y]], 0xR0000 |
| ; GFX-NEXT: [[X:%.*]] = load bfloat, ptr [[PTR_X]], align 8 |
| ; GFX-NEXT: [[A_1:%.*]] = load bfloat, ptr [[PTR_A]], align 8 |
| ; GFX-NEXT: [[MUL:%.*]] = fmul contract bfloat [[X]], [[A_1]] |
| ; GFX-NEXT: br i1 [[CMP]], label %[[IF_THEN:.*]], label %[[IF_ELSE:.*]] |
| ; GFX: [[COMMON_RET:.*]]: |
| ; GFX-NEXT: [[COMMON_RET_OP:%.*]] = phi bfloat [ [[MUL]], %[[IF_THEN]] ], [ [[SUB:%.*]], %[[IF_ELSE]] ] |
| ; GFX-NEXT: ret bfloat [[COMMON_RET_OP]] |
| ; GFX: [[IF_THEN]]: |
| ; GFX-NEXT: [[ADD:%.*]] = fadd contract bfloat 0xR3F80, [[MUL]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; GFX: [[IF_ELSE]]: |
| ; GFX-NEXT: [[SUB]] = fsub contract bfloat [[MUL]], [[Y]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; |
| entry: |
| %y = load bfloat, ptr %ptr_y, align 8 |
| %cmp = fcmp oeq bfloat %y, 0.000000e+00 |
| %x = load bfloat, ptr %ptr_x, align 8 |
| br i1 %cmp, label %if.then, label %if.else |
| |
| if.then: ; preds = %entry |
| %a_1 = load bfloat, ptr %ptr_a, align 8 |
| %mul = fmul contract bfloat %x, %a_1 |
| %add = fadd contract bfloat 1.000000e+00, %mul |
| ret bfloat %mul |
| |
| if.else: ; preds = %entry |
| %a_2 = load bfloat, ptr %ptr_a, align 8 |
| %mul1 = fmul contract bfloat %x, %a_2 |
| %sub = fsub contract bfloat %mul1, %y |
| ret bfloat %sub |
| } |
| |
| define bfloat @is_profitable_bfloat_ieee(ptr dereferenceable(8) %ptr_x, ptr dereferenceable(8) %ptr_y, ptr dereferenceable(8) %ptr_a) #1 { |
| ; GFX-LABEL: define bfloat @is_profitable_bfloat_ieee( |
| ; GFX-SAME: ptr dereferenceable(8) [[PTR_X:%.*]], ptr dereferenceable(8) [[PTR_Y:%.*]], ptr dereferenceable(8) [[PTR_A:%.*]]) #[[ATTR1]] { |
| ; GFX-NEXT: [[ENTRY:.*:]] |
| ; GFX-NEXT: [[Y:%.*]] = load bfloat, ptr [[PTR_Y]], align 8 |
| ; GFX-NEXT: [[CMP:%.*]] = fcmp oeq bfloat [[Y]], 0xR0000 |
| ; GFX-NEXT: [[X:%.*]] = load bfloat, ptr [[PTR_X]], align 8 |
| ; GFX-NEXT: [[A_1:%.*]] = load bfloat, ptr [[PTR_A]], align 8 |
| ; GFX-NEXT: br i1 [[CMP]], label %[[IF_THEN:.*]], label %[[IF_ELSE:.*]] |
| ; GFX: [[COMMON_RET:.*]]: |
| ; GFX-NEXT: [[COMMON_RET_OP:%.*]] = phi bfloat [ [[MUL:%.*]], %[[IF_THEN]] ], [ [[SUB:%.*]], %[[IF_ELSE]] ] |
| ; GFX-NEXT: ret bfloat [[COMMON_RET_OP]] |
| ; GFX: [[IF_THEN]]: |
| ; GFX-NEXT: [[MUL]] = fmul contract bfloat [[X]], [[A_1]] |
| ; GFX-NEXT: [[ADD:%.*]] = fadd contract bfloat 0xR3F80, [[MUL]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; GFX: [[IF_ELSE]]: |
| ; GFX-NEXT: [[MUL1:%.*]] = fmul contract bfloat [[X]], [[A_1]] |
| ; GFX-NEXT: [[SUB]] = fsub contract bfloat [[MUL1]], [[Y]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; |
| entry: |
| %y = load bfloat, ptr %ptr_y, align 8 |
| %cmp = fcmp oeq bfloat %y, 0.000000e+00 |
| %x = load bfloat, ptr %ptr_x, align 8 |
| br i1 %cmp, label %if.then, label %if.else |
| |
| if.then: ; preds = %entry |
| %a_1 = load bfloat, ptr %ptr_a, align 8 |
| %mul = fmul contract bfloat %x, %a_1 |
| %add = fadd contract bfloat 1.000000e+00, %mul |
| ret bfloat %mul |
| |
| if.else: ; preds = %entry |
| %a_2 = load bfloat, ptr %ptr_a, align 8 |
| %mul1 = fmul contract bfloat %x, %a_2 |
| %sub = fsub contract bfloat %mul1, %y |
| ret bfloat %sub |
| } |
| |
| define double @is_profitable_constant(ptr dereferenceable(8) %ptr_x, ptr dereferenceable(8) %ptr_y, ptr dereferenceable(8) %ptr_a) #1 { |
| ; GFX-LABEL: define double @is_profitable_constant( |
| ; GFX-SAME: ptr dereferenceable(8) [[PTR_X:%.*]], ptr dereferenceable(8) [[PTR_Y:%.*]], ptr dereferenceable(8) [[PTR_A:%.*]]) #[[ATTR1]] { |
| ; GFX-NEXT: [[ENTRY:.*:]] |
| ; GFX-NEXT: [[Y:%.*]] = load double, ptr [[PTR_Y]], align 8 |
| ; GFX-NEXT: [[CMP:%.*]] = fcmp oeq double [[Y]], 0.000000e+00 |
| ; GFX-NEXT: [[X:%.*]] = load double, ptr [[PTR_X]], align 8 |
| ; GFX-NEXT: br i1 [[CMP]], label %[[IF_THEN:.*]], label %[[IF_ELSE:.*]] |
| ; GFX: [[COMMON_RET:.*]]: |
| ; GFX-NEXT: [[COMMON_RET_OP:%.*]] = phi double [ [[ADD:%.*]], %[[IF_THEN]] ], [ [[SUB:%.*]], %[[IF_ELSE]] ] |
| ; GFX-NEXT: ret double [[COMMON_RET_OP]] |
| ; GFX: [[IF_THEN]]: |
| ; GFX-NEXT: [[MUL:%.*]] = fmul contract double 2.000000e+00, [[X]] |
| ; GFX-NEXT: [[ADD]] = fadd contract double 1.000000e+00, [[MUL]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; GFX: [[IF_ELSE]]: |
| ; GFX-NEXT: [[MUL1:%.*]] = fmul contract double 3.000000e+00, [[X]] |
| ; GFX-NEXT: [[SUB]] = fsub contract double [[MUL1]], [[Y]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; |
| entry: |
| %y = load double, ptr %ptr_y, align 8 |
| %cmp = fcmp oeq double %y, 0.000000e+00 |
| %x = load double, ptr %ptr_x, align 8 |
| br i1 %cmp, label %if.then, label %if.else |
| |
| if.then: ; preds = %entry |
| %mul = fmul contract double 2.000000e+00, %x |
| %add = fadd contract double 1.000000e+00, %mul |
| ret double %add |
| |
| if.else: ; preds = %entry |
| %mul1 = fmul contract double 3.000000e+00, %x |
| %sub = fsub contract double %mul1, %y |
| ret double %sub |
| } |
| |
| @v1_ptr = external addrspace(3) global ptr |
| @v2_ptr = external addrspace(3) global ptr |
| |
| define <8 x half> @is_profitable_vector(ptr dereferenceable(8) %ptr_x, ptr dereferenceable(8) %ptr_y, ptr dereferenceable(8) %ptr_a) { |
| ; GFX-LABEL: define <8 x half> @is_profitable_vector( |
| ; GFX-SAME: ptr dereferenceable(8) [[PTR_X:%.*]], ptr dereferenceable(8) [[PTR_Y:%.*]], ptr dereferenceable(8) [[PTR_A:%.*]]) #[[ATTR2:[0-9]+]] { |
| ; GFX-NEXT: [[ENTRY:.*:]] |
| ; GFX-NEXT: [[Y:%.*]] = load double, ptr [[PTR_Y]], align 8 |
| ; GFX-NEXT: [[X:%.*]] = load <8 x half>, ptr [[PTR_X]], align 8 |
| ; GFX-NEXT: [[V1:%.*]] = load <8 x half>, ptr addrspace(3) @v1_ptr, align 16 |
| ; GFX-NEXT: [[V2:%.*]] = load <8 x half>, ptr addrspace(3) @v2_ptr, align 16 |
| ; GFX-NEXT: [[CMP:%.*]] = fcmp oeq double [[Y]], 0.000000e+00 |
| ; GFX-NEXT: br i1 [[CMP]], label %[[IF_THEN:.*]], label %[[IF_ELSE:.*]] |
| ; GFX: [[COMMON_RET:.*]]: |
| ; GFX-NEXT: [[COMMON_RET_OP:%.*]] = phi <8 x half> [ [[ADD:%.*]], %[[IF_THEN]] ], [ [[SUB:%.*]], %[[IF_ELSE]] ] |
| ; GFX-NEXT: ret <8 x half> [[COMMON_RET_OP]] |
| ; GFX: [[IF_THEN]]: |
| ; GFX-NEXT: [[MUL:%.*]] = fmul contract <8 x half> [[V1]], [[X]] |
| ; GFX-NEXT: [[ADD]] = fadd contract <8 x half> [[V2]], [[MUL]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; GFX: [[IF_ELSE]]: |
| ; GFX-NEXT: [[MUL1:%.*]] = fmul contract <8 x half> [[V1]], [[X]] |
| ; GFX-NEXT: [[SUB]] = fsub contract <8 x half> [[MUL1]], [[V2]] |
| ; GFX-NEXT: br label %[[COMMON_RET]] |
| ; |
| entry: |
| %y = load double, ptr %ptr_y, align 8 |
| %x = load <8 x half>, ptr %ptr_x, align 8 |
| %v1 = load <8 x half>, ptr addrspace(3) @v1_ptr |
| %v2 = load <8 x half>, ptr addrspace(3) @v2_ptr |
| %cmp = fcmp oeq double %y, 0.000000e+00 |
| br i1 %cmp, label %if.then, label %if.else |
| |
| if.then: ; preds = %entry |
| %mul = fmul contract <8 x half> %v1, %x |
| %add = fadd contract <8 x half> %v2, %mul |
| ret <8 x half> %add |
| |
| if.else: ; preds = %entry |
| %mul1 = fmul contract <8 x half> %v1, %x |
| %sub = fsub contract <8 x half> %mul1, %v2 |
| ret <8 x half> %sub |
| } |
| |
| define double @is_profitable_f64_nocontract(ptr dereferenceable(8) %ptr_x, ptr dereferenceable(8) %ptr_y, ptr dereferenceable(8) %ptr_a) #0 { |
| ; FP-CONTRACT-FAST-LABEL: define double @is_profitable_f64_nocontract( |
| ; FP-CONTRACT-FAST-SAME: ptr dereferenceable(8) [[PTR_X:%.*]], ptr dereferenceable(8) [[PTR_Y:%.*]], ptr dereferenceable(8) [[PTR_A:%.*]]) #[[ATTR0]] { |
| ; FP-CONTRACT-FAST-NEXT: [[Y:%.*]] = load double, ptr [[PTR_Y]], align 8 |
| ; FP-CONTRACT-FAST-NEXT: [[CMP:%.*]] = fcmp oeq double [[Y]], 0.000000e+00 |
| ; FP-CONTRACT-FAST-NEXT: [[X:%.*]] = load double, ptr [[PTR_X]], align 8 |
| ; FP-CONTRACT-FAST-NEXT: [[A_1:%.*]] = load double, ptr [[PTR_A]], align 8 |
| ; FP-CONTRACT-FAST-NEXT: br i1 [[CMP]], label %[[IF_THEN:.*]], label %[[IF_ELSE:.*]] |
| ; FP-CONTRACT-FAST: [[COMMON_RET:.*]]: |
| ; FP-CONTRACT-FAST-NEXT: [[COMMON_RET_OP:%.*]] = phi double [ [[PTR_ADD:%.*]], %[[IF_THEN]] ], [ [[SUB:%.*]], %[[IF_ELSE]] ] |
| ; FP-CONTRACT-FAST-NEXT: ret double [[COMMON_RET_OP]] |
| ; FP-CONTRACT-FAST: [[IF_THEN]]: |
| ; FP-CONTRACT-FAST-NEXT: [[MUL:%.*]] = fmul double [[X]], [[A_1]] |
| ; FP-CONTRACT-FAST-NEXT: [[PTR_ADD]] = fadd double 1.000000e+00, [[MUL]] |
| ; FP-CONTRACT-FAST-NEXT: br label %[[COMMON_RET]] |
| ; FP-CONTRACT-FAST: [[IF_ELSE]]: |
| ; FP-CONTRACT-FAST-NEXT: [[MUL1:%.*]] = fmul double [[X]], [[A_1]] |
| ; FP-CONTRACT-FAST-NEXT: [[SUB]] = fsub double [[MUL1]], [[Y]] |
| ; FP-CONTRACT-FAST-NEXT: br label %[[COMMON_RET]] |
| ; |
| ; UNSAFE-FP-MATH-LABEL: define double @is_profitable_f64_nocontract( |
| ; UNSAFE-FP-MATH-SAME: ptr dereferenceable(8) [[PTR_X:%.*]], ptr dereferenceable(8) [[PTR_Y:%.*]], ptr dereferenceable(8) [[PTR_A:%.*]]) #[[ATTR0]] { |
| ; UNSAFE-FP-MATH-NEXT: [[Y:%.*]] = load double, ptr [[PTR_Y]], align 8 |
| ; UNSAFE-FP-MATH-NEXT: [[CMP:%.*]] = fcmp oeq double [[Y]], 0.000000e+00 |
| ; UNSAFE-FP-MATH-NEXT: [[X:%.*]] = load double, ptr [[PTR_X]], align 8 |
| ; UNSAFE-FP-MATH-NEXT: [[A_1:%.*]] = load double, ptr [[PTR_A]], align 8 |
| ; UNSAFE-FP-MATH-NEXT: br i1 [[CMP]], label %[[IF_THEN:.*]], label %[[IF_ELSE:.*]] |
| ; UNSAFE-FP-MATH: [[COMMON_RET:.*]]: |
| ; UNSAFE-FP-MATH-NEXT: [[COMMON_RET_OP:%.*]] = phi double [ [[PTR_ADD:%.*]], %[[IF_THEN]] ], [ [[SUB:%.*]], %[[IF_ELSE]] ] |
| ; UNSAFE-FP-MATH-NEXT: ret double [[COMMON_RET_OP]] |
| ; UNSAFE-FP-MATH: [[IF_THEN]]: |
| ; UNSAFE-FP-MATH-NEXT: [[MUL:%.*]] = fmul double [[X]], [[A_1]] |
| ; UNSAFE-FP-MATH-NEXT: [[PTR_ADD]] = fadd double 1.000000e+00, [[MUL]] |
| ; UNSAFE-FP-MATH-NEXT: br label %[[COMMON_RET]] |
| ; UNSAFE-FP-MATH: [[IF_ELSE]]: |
| ; UNSAFE-FP-MATH-NEXT: [[MUL1:%.*]] = fmul double [[X]], [[A_1]] |
| ; UNSAFE-FP-MATH-NEXT: [[SUB]] = fsub double [[MUL1]], [[Y]] |
| ; UNSAFE-FP-MATH-NEXT: br label %[[COMMON_RET]] |
| ; |
| ; NO-UNSAFE-FP-MATH-LABEL: define double @is_profitable_f64_nocontract( |
| ; NO-UNSAFE-FP-MATH-SAME: ptr dereferenceable(8) [[PTR_X:%.*]], ptr dereferenceable(8) [[PTR_Y:%.*]], ptr dereferenceable(8) [[PTR_A:%.*]]) #[[ATTR0]] { |
| ; NO-UNSAFE-FP-MATH-NEXT: [[Y:%.*]] = load double, ptr [[PTR_Y]], align 8 |
| ; NO-UNSAFE-FP-MATH-NEXT: [[CMP:%.*]] = fcmp oeq double [[Y]], 0.000000e+00 |
| ; NO-UNSAFE-FP-MATH-NEXT: [[X:%.*]] = load double, ptr [[PTR_X]], align 8 |
| ; NO-UNSAFE-FP-MATH-NEXT: [[A_1:%.*]] = load double, ptr [[PTR_A]], align 8 |
| ; NO-UNSAFE-FP-MATH-NEXT: [[MUL:%.*]] = fmul double [[X]], [[A_1]] |
| ; NO-UNSAFE-FP-MATH-NEXT: br i1 [[CMP]], label %[[IF_THEN:.*]], label %[[IF_ELSE:.*]] |
| ; NO-UNSAFE-FP-MATH: [[COMMON_RET:.*]]: |
| ; NO-UNSAFE-FP-MATH-NEXT: [[COMMON_RET_OP:%.*]] = phi double [ [[PTR_ADD:%.*]], %[[IF_THEN]] ], [ [[SUB:%.*]], %[[IF_ELSE]] ] |
| ; NO-UNSAFE-FP-MATH-NEXT: ret double [[COMMON_RET_OP]] |
| ; NO-UNSAFE-FP-MATH: [[IF_THEN]]: |
| ; NO-UNSAFE-FP-MATH-NEXT: [[PTR_ADD]] = fadd double 1.000000e+00, [[MUL]] |
| ; NO-UNSAFE-FP-MATH-NEXT: br label %[[COMMON_RET]] |
| ; NO-UNSAFE-FP-MATH: [[IF_ELSE]]: |
| ; NO-UNSAFE-FP-MATH-NEXT: [[SUB]] = fsub double [[MUL]], [[Y]] |
| ; NO-UNSAFE-FP-MATH-NEXT: br label %[[COMMON_RET]] |
| ; |
| %y = load double, ptr %ptr_y, align 8 |
| %cmp = fcmp oeq double %y, 0.000000e+00 |
| %x = load double, ptr %ptr_x, align 8 |
| br i1 %cmp, label %if.then, label %if.else |
| |
| if.then: ; preds = %entry |
| %a_1 = load double, ptr %ptr_a, align 8 |
| %mul = fmul double %x, %a_1 |
| %ptr_add = fadd double 1.000000e+00, %mul |
| ret double %ptr_add |
| |
| if.else: ; preds = %entry |
| %a_2 = load double, ptr %ptr_a, align 8 |
| %mul1 = fmul double %x, %a_2 |
| %sub = fsub double %mul1, %y |
| ret double %sub |
| } |
| |
| attributes #0 = { nounwind "denormal-fp-math"="preserve-sign,preserve-sign" } |
| attributes #1 = { nounwind "denormal-fp-math"="ieee,ieee" } |
