| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -S -instsimplify | FileCheck %s |
| |
| declare double @func() |
| |
| define i1 @nnan_call() { |
| ; CHECK-LABEL: @nnan_call( |
| ; CHECK-NEXT: [[OP:%.*]] = call nnan double @func() |
| ; CHECK-NEXT: ret i1 true |
| ; |
| %op = call nnan double @func() |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nnan_fabs_src(double %arg) { |
| ; CHECK-LABEL: @nnan_fabs_src( |
| ; CHECK-NEXT: ret i1 false |
| ; |
| %nnan = fadd nnan double %arg, 1.0 |
| %op = call double @llvm.fabs.f64(double %nnan) |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nnan_canonicalize_src(double %arg) { |
| ; CHECK-LABEL: @nnan_canonicalize_src( |
| ; CHECK-NEXT: ret i1 true |
| ; |
| %nnan = fadd nnan double %arg, 1.0 |
| %op = call double @llvm.canonicalize.f64(double %nnan) |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nnan_copysign_src(double %arg0, double %arg1) { |
| ; CHECK-LABEL: @nnan_copysign_src( |
| ; CHECK-NEXT: ret i1 false |
| ; |
| %nnan = fadd nnan double %arg0, 1.0 |
| %op = call double @llvm.copysign.f64(double %nnan, double %arg1) |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @fabs_sqrt_src(double %arg0, double %arg1) { |
| ; CHECK-LABEL: @fabs_sqrt_src( |
| ; CHECK-NEXT: ret i1 true |
| ; |
| %nnan = fadd nnan double %arg0, 1.0 |
| %fabs = call double @llvm.fabs.f64(double %nnan) |
| %op = call double @llvm.sqrt.f64(double %fabs) |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @fabs_sqrt_src_maybe_nan(double %arg0, double %arg1) { |
| ; CHECK-LABEL: @fabs_sqrt_src_maybe_nan( |
| ; CHECK-NEXT: [[FABS:%.*]] = call double @llvm.fabs.f64(double [[ARG0:%.*]]) |
| ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.sqrt.f64(double [[FABS]]) |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %fabs = call double @llvm.fabs.f64(double %arg0) |
| %op = call double @llvm.sqrt.f64(double %fabs) |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @exp_nnan_src(double %arg) { |
| ; CHECK-LABEL: @exp_nnan_src( |
| ; CHECK-NEXT: ret i1 true |
| ; |
| %nnan = fadd nnan double %arg, 1.0 |
| %op = call double @llvm.exp.f64(double %nnan) |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @exp2_nnan_src(double %arg) { |
| ; CHECK-LABEL: @exp2_nnan_src( |
| ; CHECK-NEXT: ret i1 false |
| ; |
| %nnan = fadd nnan double %arg, 1.0 |
| %op = call double @llvm.exp2.f64(double %nnan) |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @floor_nnan_src(double %arg) { |
| ; CHECK-LABEL: @floor_nnan_src( |
| ; CHECK-NEXT: ret i1 true |
| ; |
| %nnan = fadd nnan double %arg, 1.0 |
| %op = call double @llvm.floor.f64(double %nnan) |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @ceil_nnan_src(double %arg) { |
| ; CHECK-LABEL: @ceil_nnan_src( |
| ; CHECK-NEXT: ret i1 false |
| ; |
| %nnan = fadd nnan double %arg, 1.0 |
| %op = call double @llvm.ceil.f64(double %nnan) |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @trunc_nnan_src(double %arg) { |
| ; CHECK-LABEL: @trunc_nnan_src( |
| ; CHECK-NEXT: ret i1 true |
| ; |
| %nnan = fadd nnan double %arg, 1.0 |
| %op = call double @llvm.trunc.f64(double %nnan) |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @rint_nnan_src(double %arg) { |
| ; CHECK-LABEL: @rint_nnan_src( |
| ; CHECK-NEXT: ret i1 false |
| ; |
| %nnan = fadd nnan double %arg, 1.0 |
| %op = call double @llvm.rint.f64(double %nnan) |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nearbyint_nnan_src(double %arg) { |
| ; CHECK-LABEL: @nearbyint_nnan_src( |
| ; CHECK-NEXT: ret i1 true |
| ; |
| %nnan = fadd nnan double %arg, 1.0 |
| %op = call double @llvm.nearbyint.f64(double %nnan) |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @round_nnan_src(double %arg) { |
| ; CHECK-LABEL: @round_nnan_src( |
| ; CHECK-NEXT: ret i1 false |
| ; |
| %nnan = fadd nnan double %arg, 1.0 |
| %op = call double @llvm.round.f64(double %nnan) |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @known_nan_select(i1 %cond, double %arg0, double %arg1) { |
| ; CHECK-LABEL: @known_nan_select( |
| ; CHECK-NEXT: ret i1 true |
| ; |
| %lhs = fadd nnan double %arg0, 1.0 |
| %rhs = fadd nnan double %arg1, 2.0 |
| %op = select i1 %cond, double %lhs, double %rhs |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @select_maybe_nan_lhs(i1 %cond, double %lhs, double %arg1) { |
| ; CHECK-LABEL: @select_maybe_nan_lhs( |
| ; CHECK-NEXT: [[RHS:%.*]] = fadd nnan double [[ARG1:%.*]], 1.000000e+00 |
| ; CHECK-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], double [[LHS:%.*]], double [[RHS]] |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %rhs = fadd nnan double %arg1, 1.0 |
| %op = select i1 %cond, double %lhs, double %rhs |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @select_maybe_nan_rhs(i1 %cond, double %arg0, double %rhs) { |
| ; CHECK-LABEL: @select_maybe_nan_rhs( |
| ; CHECK-NEXT: [[LHS:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00 |
| ; CHECK-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], double [[LHS]], double [[RHS:%.*]] |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %lhs = fadd nnan double %arg0, 1.0 |
| %op = select i1 %cond, double %lhs, double %rhs |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nnan_fadd(double %arg0, double %arg1) { |
| ; CHECK-LABEL: @nnan_fadd( |
| ; CHECK-NEXT: [[NNAN_ARG0:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00 |
| ; CHECK-NEXT: [[NNAN_ARG1:%.*]] = fadd nnan double [[ARG0]], 2.000000e+00 |
| ; CHECK-NEXT: [[OP:%.*]] = fadd double [[NNAN_ARG0]], [[NNAN_ARG1]] |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %nnan.arg0 = fadd nnan double %arg0, 1.0 |
| %nnan.arg1 = fadd nnan double %arg0, 2.0 |
| %op = fadd double %nnan.arg0, %nnan.arg1 |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nnan_fadd_maybe_nan_lhs(double %arg0, double %arg1) { |
| ; CHECK-LABEL: @nnan_fadd_maybe_nan_lhs( |
| ; CHECK-NEXT: [[NNAN_ARG1:%.*]] = fadd nnan double [[ARG1:%.*]], 1.000000e+00 |
| ; CHECK-NEXT: [[OP:%.*]] = fadd double [[ARG0:%.*]], [[NNAN_ARG1]] |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %nnan.arg1 = fadd nnan double %arg1, 1.0 |
| %op = fadd double %arg0, %nnan.arg1 |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nnan_fadd_maybe_nan_rhs(double %arg0, double %arg1) { |
| ; CHECK-LABEL: @nnan_fadd_maybe_nan_rhs( |
| ; CHECK-NEXT: [[NNAN_ARG0:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00 |
| ; CHECK-NEXT: [[OP:%.*]] = fadd double [[NNAN_ARG0]], [[ARG1:%.*]] |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %nnan.arg0 = fadd nnan double %arg0, 1.0 |
| %op = fadd double %nnan.arg0, %arg1 |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nnan_fmul(double %arg0, double %arg1) { |
| ; CHECK-LABEL: @nnan_fmul( |
| ; CHECK-NEXT: [[NNAN_ARG0:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00 |
| ; CHECK-NEXT: [[NNAN_ARG1:%.*]] = fadd nnan double [[ARG0]], 2.000000e+00 |
| ; CHECK-NEXT: [[OP:%.*]] = fmul double [[NNAN_ARG0]], [[NNAN_ARG1]] |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %nnan.arg0 = fadd nnan double %arg0, 1.0 |
| %nnan.arg1 = fadd nnan double %arg0, 2.0 |
| %op = fmul double %nnan.arg0, %nnan.arg1 |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nnan_fsub(double %arg0, double %arg1) { |
| ; CHECK-LABEL: @nnan_fsub( |
| ; CHECK-NEXT: [[NNAN_ARG0:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00 |
| ; CHECK-NEXT: [[NNAN_ARG1:%.*]] = fadd nnan double [[ARG0]], 2.000000e+00 |
| ; CHECK-NEXT: [[OP:%.*]] = fsub double [[NNAN_ARG0]], [[NNAN_ARG1]] |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %nnan.arg0 = fadd nnan double %arg0, 1.0 |
| %nnan.arg1 = fadd nnan double %arg0, 2.0 |
| %op = fsub double %nnan.arg0, %nnan.arg1 |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nnan_binary_fneg() { |
| ; CHECK-LABEL: @nnan_binary_fneg( |
| ; CHECK-NEXT: [[NNAN:%.*]] = call nnan double @func() |
| ; CHECK-NEXT: [[OP:%.*]] = fsub double -0.000000e+00, [[NNAN]] |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %nnan = call nnan double @func() |
| %op = fsub double -0.0, %nnan |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nnan_unary_fneg() { |
| ; CHECK-LABEL: @nnan_unary_fneg( |
| ; CHECK-NEXT: [[NNAN:%.*]] = call nnan double @func() |
| ; CHECK-NEXT: [[OP:%.*]] = fneg double [[NNAN]] |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %nnan = call nnan double @func() |
| %op = fneg double %nnan |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @sitofp(i32 %arg0) { |
| ; CHECK-LABEL: @sitofp( |
| ; CHECK-NEXT: ret i1 false |
| ; |
| %op = sitofp i32 %arg0 to double |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @uitofp(i32 %arg0) { |
| ; CHECK-LABEL: @uitofp( |
| ; CHECK-NEXT: ret i1 true |
| ; |
| %op = uitofp i32 %arg0 to double |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @fpext(float %arg0) { |
| ; CHECK-LABEL: @fpext( |
| ; CHECK-NEXT: ret i1 false |
| ; |
| %arg0.nnan = fadd nnan float %arg0, 1.0 |
| %op = fpext float %arg0.nnan to double |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @fpext_maybe_nan(float %arg0) { |
| ; CHECK-LABEL: @fpext_maybe_nan( |
| ; CHECK-NEXT: [[OP:%.*]] = fpext float [[ARG0:%.*]] to double |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %op = fpext float %arg0 to double |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @fptrunc(double %arg0) { |
| ; CHECK-LABEL: @fptrunc( |
| ; CHECK-NEXT: ret i1 false |
| ; |
| %arg0.nnan = fadd nnan double %arg0, 1.0 |
| %op = fptrunc double %arg0.nnan to float |
| %tmp = fcmp uno float %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @fptrunc_maybe_nan(double %arg0) { |
| ; CHECK-LABEL: @fptrunc_maybe_nan( |
| ; CHECK-NEXT: [[OP:%.*]] = fptrunc double [[ARG0:%.*]] to float |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp ord float [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %op = fptrunc double %arg0 to float |
| %tmp = fcmp ord float %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nnan_fdiv(double %arg0, double %arg1) { |
| ; CHECK-LABEL: @nnan_fdiv( |
| ; CHECK-NEXT: [[NNAN_ARG0:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00 |
| ; CHECK-NEXT: [[NNAN_ARG1:%.*]] = fadd nnan double [[ARG0]], 2.000000e+00 |
| ; CHECK-NEXT: [[OP:%.*]] = fdiv double [[NNAN_ARG0]], [[NNAN_ARG1]] |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %nnan.arg0 = fadd nnan double %arg0, 1.0 |
| %nnan.arg1 = fadd nnan double %arg0, 2.0 |
| %op = fdiv double %nnan.arg0, %nnan.arg1 |
| %tmp = fcmp uno double %op, %op |
| ret i1 %tmp |
| } |
| |
| define i1 @nnan_frem(double %arg0, double %arg1) { |
| ; CHECK-LABEL: @nnan_frem( |
| ; CHECK-NEXT: [[NNAN_ARG0:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00 |
| ; CHECK-NEXT: [[NNAN_ARG1:%.*]] = fadd nnan double [[ARG0]], 2.000000e+00 |
| ; CHECK-NEXT: [[OP:%.*]] = frem double [[NNAN_ARG0]], [[NNAN_ARG1]] |
| ; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]] |
| ; CHECK-NEXT: ret i1 [[TMP]] |
| ; |
| %nnan.arg0 = fadd nnan double %arg0, 1.0 |
| %nnan.arg1 = fadd nnan double %arg0, 2.0 |
| %op = frem double %nnan.arg0, %nnan.arg1 |
| %tmp = fcmp ord double %op, %op |
| ret i1 %tmp |
| } |
| |
| declare double @llvm.sqrt.f64(double) |
| declare double @llvm.fabs.f64(double) |
| declare double @llvm.canonicalize.f64(double) |
| declare double @llvm.copysign.f64(double, double) |
| declare double @llvm.exp.f64(double) |
| declare double @llvm.exp2.f64(double) |
| declare double @llvm.floor.f64(double) |
| declare double @llvm.ceil.f64(double) |
| declare double @llvm.trunc.f64(double) |
| declare double @llvm.rint.f64(double) |
| declare double @llvm.nearbyint.f64(double) |
| declare double @llvm.round.f64(double) |