| ; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s |
| |
| ; Test that basic 64-bit floating-point comparison operations assemble as |
| ; expected. |
| |
| target triple = "wasm32-unknown-unknown" |
| |
| ; CHECK-LABEL: ord_f64: |
| ; CHECK-NEXT: .functype ord_f64 (f64, f64) -> (i32){{$}} |
| ; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: f64.eq $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: f64.eq $push[[NUM1:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}} |
| ; CHECK-NEXT: i32.and $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[NUM1]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM2]]{{$}} |
| define i32 @ord_f64(double %x, double %y) { |
| %a = fcmp ord double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: uno_f64: |
| ; CHECK-NEXT: .functype uno_f64 (f64, f64) -> (i32){{$}} |
| ; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: f64.ne $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: f64.ne $push[[NUM1:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}} |
| ; CHECK-NEXT: i32.or $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[NUM1]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM2]]{{$}} |
| define i32 @uno_f64(double %x, double %y) { |
| %a = fcmp uno double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: oeq_f64: |
| ; CHECK-NEXT: .functype oeq_f64 (f64, f64) -> (i32){{$}} |
| ; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: f64.eq $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i32 @oeq_f64(double %x, double %y) { |
| %a = fcmp oeq double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: une_f64: |
| ; CHECK: f64.ne $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i32 @une_f64(double %x, double %y) { |
| %a = fcmp une double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: olt_f64: |
| ; CHECK: f64.lt $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i32 @olt_f64(double %x, double %y) { |
| %a = fcmp olt double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: ole_f64: |
| ; CHECK: f64.le $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i32 @ole_f64(double %x, double %y) { |
| %a = fcmp ole double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: ogt_f64: |
| ; CHECK: f64.gt $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i32 @ogt_f64(double %x, double %y) { |
| %a = fcmp ogt double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: oge_f64: |
| ; CHECK: f64.ge $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i32 @oge_f64(double %x, double %y) { |
| %a = fcmp oge double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; Expanded comparisons, which also check for NaN. |
| |
| ; CHECK-LABEL: ueq_f64: |
| ; CHECK-NEXT: .functype ueq_f64 (f64, f64) -> (i32){{$}} |
| ; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: f64.gt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: f64.lt $push[[NUM1:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}} |
| ; CHECK-NEXT: i32.or $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[NUM1]]{{$}} |
| ; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1 |
| ; CHECK-NEXT: i32.xor $push[[NUM3:[0-9]+]]=, $pop[[NUM2]], $pop[[C0]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM3]]{{$}} |
| define i32 @ueq_f64(double %x, double %y) { |
| %a = fcmp ueq double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: one_f64: |
| ; CHECK-NEXT: .functype one_f64 (f64, f64) -> (i32){{$}} |
| ; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: f64.gt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: f64.lt $push[[NUM1:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}} |
| ; CHECK-NEXT: i32.or $push[[NUM4:[0-9]+]]=, $pop[[NUM0]], $pop[[NUM1]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM4]] |
| define i32 @one_f64(double %x, double %y) { |
| %a = fcmp one double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: ult_f64: |
| ; CHECK-NEXT: .functype ult_f64 (f64, f64) -> (i32){{$}} |
| ; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: f64.ge $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1 |
| ; CHECK-NEXT: i32.xor $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[C0]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM2]]{{$}} |
| define i32 @ult_f64(double %x, double %y) { |
| %a = fcmp ult double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: ule_f64: |
| ; CHECK-NEXT: .functype ule_f64 (f64, f64) -> (i32){{$}} |
| ; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: f64.gt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1 |
| ; CHECK-NEXT: i32.xor $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[C0]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM2]]{{$}} |
| define i32 @ule_f64(double %x, double %y) { |
| %a = fcmp ule double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: ugt_f64: |
| ; CHECK-NEXT: .functype ugt_f64 (f64, f64) -> (i32){{$}} |
| ; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: f64.le $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1 |
| ; CHECK-NEXT: i32.xor $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[C0]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM2]]{{$}} |
| define i32 @ugt_f64(double %x, double %y) { |
| %a = fcmp ugt double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: uge_f64: |
| ; CHECK-NEXT: .functype uge_f64 (f64, f64) -> (i32){{$}} |
| ; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: f64.lt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}} |
| ; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1 |
| ; CHECK-NEXT: i32.xor $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[C0]]{{$}} |
| ; CHECK-NEXT: return $pop[[NUM2]]{{$}} |
| define i32 @uge_f64(double %x, double %y) { |
| %a = fcmp uge double %x, %y |
| %b = zext i1 %a to i32 |
| ret i32 %b |
| } |
| |
| ; CHECK-LABEL: olt_f64_branch: |
| ; CHECK: local.get $push[[L0:[0-9]+]]=, 0 |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1 |
| ; CHECK-NEXT: f64.lt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]] |
| ; CHECK-NEXT: i32.eqz $push[[NUM3:[0-9]+]]=, $pop[[NUM0]] |
| ; CHECK-NEXT: br_if 0, $pop[[NUM3]] |
| ; CHECK-NEXT: call call1 |
| define void @olt_f64_branch(double %a, double %b) { |
| entry: |
| %cmp = fcmp olt double %a, %b |
| br i1 %cmp, label %if.then, label %if.end |
| |
| if.then: |
| tail call void @call1() |
| br label %if.end |
| |
| if.end: |
| ret void |
| } |
| |
| ; CHECK-LABEL: ole_f64_branch: |
| ; CHECK: local.get $push[[L0:[0-9]+]]=, 0 |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1 |
| ; CHECK-NEXT: f64.le $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]] |
| ; CHECK-NEXT: i32.eqz $push[[NUM3:[0-9]+]]=, $pop[[NUM0]] |
| ; CHECK-NEXT: br_if 0, $pop[[NUM3]] |
| ; CHECK-NEXT: call call1 |
| define void @ole_f64_branch(double %a, double %b) { |
| entry: |
| %cmp = fcmp ole double %a, %b |
| br i1 %cmp, label %if.then, label %if.end |
| |
| if.then: |
| tail call void @call1() |
| br label %if.end |
| |
| if.end: |
| ret void |
| } |
| |
| ; CHECK-LABEL: ugt_f64_branch: |
| ; CHECK: local.get $push[[L0:[0-9]+]]=, 0 |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1 |
| ; CHECK-NEXT: f64.le $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]] |
| ; CHECK-NEXT: i32.eqz $push[[NUM3:[0-9]+]]=, $pop[[NUM0]] |
| ; CHECK-NEXT: br_if 0, $pop[[NUM3]] |
| ; CHECK-NEXT: call call1 |
| define void @ugt_f64_branch(double %a, double %b) { |
| entry: |
| %cmp = fcmp ugt double %a, %b |
| br i1 %cmp, label %if.end, label %if.then |
| |
| if.then: |
| tail call void @call1() |
| br label %if.end |
| |
| if.end: |
| ret void |
| } |
| |
| ; CHECK-LABEL: ogt_f64_branch: |
| ; CHECK: local.get $push[[L0:[0-9]+]]=, 0 |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1 |
| ; CHECK-NEXT: f64.gt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]] |
| ; CHECK-NEXT: i32.eqz $push[[NUM3:[0-9]+]]=, $pop[[NUM0]] |
| ; CHECK-NEXT: br_if 0, $pop[[NUM3]] |
| ; CHECK-NEXT: call call1 |
| define void @ogt_f64_branch(double %a, double %b) { |
| entry: |
| %cmp = fcmp ogt double %a, %b |
| br i1 %cmp, label %if.then, label %if.end |
| |
| if.then: |
| tail call void @call1() |
| br label %if.end |
| |
| if.end: |
| ret void |
| } |
| |
| ; CHECK-LABEL: ult_f64_branch: |
| ; CHECK: local.get $push[[L0:[0-9]+]]=, 0 |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1 |
| ; CHECK-NEXT: f64.ge $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]] |
| ; CHECK-NEXT: i32.eqz $push[[NUM3:[0-9]+]]=, $pop[[NUM0]] |
| ; CHECK-NEXT: br_if 0, $pop[[NUM3]] |
| ; CHECK-NEXT: call call1 |
| define void @ult_f64_branch(double %a, double %b) { |
| entry: |
| %cmp = fcmp ult double %a, %b |
| br i1 %cmp, label %if.end, label %if.then |
| |
| if.then: |
| tail call void @call1() |
| br label %if.end |
| |
| if.end: |
| ret void |
| } |
| |
| ; CHECK-LABEL: ule_f64_branch: |
| ; CHECK: local.get $push[[L0:[0-9]+]]=, 0 |
| ; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1 |
| ; CHECK-NEXT: f64.gt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]] |
| ; CHECK-NEXT: i32.eqz $push[[NUM3:[0-9]+]]=, $pop[[NUM0]] |
| ; CHECK-NEXT: br_if 0, $pop[[NUM3]] |
| ; CHECK-NEXT: call call1 |
| define void @ule_f64_branch(double %a, double %b) { |
| entry: |
| %cmp = fcmp ule double %a, %b |
| br i1 %cmp, label %if.end, label %if.then |
| |
| if.then: |
| tail call void @call1() |
| br label %if.end |
| |
| if.end: |
| ret void |
| } |
| |
| ; CHECK-LABEL: xor_zext_switch |
| ; CHECK: i32.const $push[[L1:[0-9]+]]=, 0 |
| ; CHECK-NEXT: br_if 0, $pop[[L1]] |
| ; CHECK-NEXT: block |
| ; CHECK-NEXT: block |
| ; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 0 |
| ; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 1 |
| ; CHECK-NEXT: f64.ge $push[[L0:[0-9]+]]=, $pop[[L3]], $pop[[L2]] |
| ; CHECK-NEXT: br_table $pop[[L0]], 0, 1, 0 |
| define void @xor_zext_switch(double %a, double %b) { |
| entry: |
| %cmp = fcmp ult double %a, %b |
| %zext = zext i1 %cmp to i32 |
| %xor = xor i32 %zext, 1 |
| switch i32 %xor, label %exit [ |
| i32 0, label %sw.bb.1 |
| i32 1, label %sw.bb.2 |
| ] |
| |
| sw.bb.1: |
| tail call void @foo1() |
| br label %exit |
| |
| sw.bb.2: |
| tail call void @foo2() |
| br label %exit |
| |
| exit: |
| ret void |
| } |
| |
| ; CHECK-LABEL: xor_add_switch |
| ; CHECK: local.get $push[[L8:[0-9]+]]=, 0 |
| ; CHECK-NEXT: local.get $push[[L7:[0-9]+]]=, 1 |
| ; CHECK-NEXT: f64.ge $push[[L1:[0-9]+]]=, $pop[[L8]], $pop[[L7]] |
| ; CHECK-NEXT: i32.const $push[[L2:[0-9]+]]=, 1 |
| ; CHECK-NEXT: i32.xor $push[[L3:[0-9]+]]=, $pop[[L1]], $pop[[L2]] |
| ; CHECK-NEXT: i32.const $push[[L6:[0-9]+]]=, 1 |
| ; CHECK-NEXT: i32.add $push[[L4:[0-9]+]]=, $pop[[L3]], $pop[[L6]] |
| ; CHECK-NEXT: i32.const $push[[L5:[0-9]+]]=, 1 |
| ; CHECK-NEXT: i32.xor $push[[L0:[0-9]+]]=, $pop[[L4]], $pop[[L5]] |
| ; CHECK-NEXT: br_table $pop[[L0]], 0, 1, 2, 3 |
| define void @xor_add_switch(double %a, double %b) { |
| entry: |
| %cmp = fcmp ult double %a, %b |
| %zext = zext i1 %cmp to i32 |
| %add = add nsw nuw i32 %zext, 1 |
| %xor = xor i32 %add, 1 |
| switch i32 %xor, label %exit [ |
| i32 0, label %sw.bb.1 |
| i32 1, label %sw.bb.2 |
| i32 2, label %sw.bb.3 |
| ] |
| |
| sw.bb.1: |
| tail call void @foo1() |
| br label %exit |
| |
| sw.bb.2: |
| tail call void @foo2() |
| br label %exit |
| |
| sw.bb.3: |
| tail call void @foo3() |
| br label %exit |
| |
| exit: |
| ret void |
| } |
| |
| declare void @foo1() |
| declare void @foo2() |
| declare void @foo3() |
| declare void @call1() |