385 lines
12 KiB
LLVM
385 lines
12 KiB
LLVM
; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s
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; Test that basic 32-bit floating-point comparison operations assemble as
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; expected.
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target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
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target triple = "wasm32-unknown-unknown"
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; CHECK-LABEL: ord_f32:
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; CHECK-NEXT: .functype ord_f32 (f32, f32) -> (i32){{$}}
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; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: f32.eq $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: f32.eq $push[[NUM1:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}}
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; CHECK-NEXT: i32.and $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[NUM1]]{{$}}
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; CHECK-NEXT: return $pop[[NUM2]]{{$}}
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define i32 @ord_f32(float %x, float %y) {
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%a = fcmp ord float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: uno_f32:
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; CHECK-NEXT: .functype uno_f32 (f32, f32) -> (i32){{$}}
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; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: f32.ne $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: f32.ne $push[[NUM1:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}}
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; CHECK-NEXT: i32.or $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[NUM1]]{{$}}
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; CHECK-NEXT: return $pop[[NUM2]]{{$}}
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define i32 @uno_f32(float %x, float %y) {
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%a = fcmp uno float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: oeq_f32:
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; CHECK-NEXT: .functype oeq_f32 (f32, f32) -> (i32){{$}}
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; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: f32.eq $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @oeq_f32(float %x, float %y) {
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%a = fcmp oeq float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: une_f32:
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; CHECK: f32.ne $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @une_f32(float %x, float %y) {
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%a = fcmp une float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: olt_f32:
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; CHECK: f32.lt $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @olt_f32(float %x, float %y) {
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%a = fcmp olt float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: ole_f32:
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; CHECK: f32.le $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @ole_f32(float %x, float %y) {
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%a = fcmp ole float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: ogt_f32:
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; CHECK: f32.gt $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @ogt_f32(float %x, float %y) {
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%a = fcmp ogt float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: oge_f32:
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; CHECK: f32.ge $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @oge_f32(float %x, float %y) {
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%a = fcmp oge float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; Expanded comparisons, which also check for NaN.
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; These simply rely on SDAG's Expand cond code action.
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; CHECK-LABEL: ueq_f32:
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; CHECK-NEXT: .functype ueq_f32 (f32, f32) -> (i32){{$}}
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; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: f32.gt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: f32.lt $push[[NUM1:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}}
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; CHECK-NEXT: i32.or $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[NUM1]]{{$}}
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; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1
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; CHECK-NEXT: i32.xor $push[[NUM3:[0-9]+]]=, $pop[[NUM2]], $pop[[C0]]{{$}}
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; CHECK-NEXT: return $pop[[NUM3]]{{$}}
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define i32 @ueq_f32(float %x, float %y) {
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%a = fcmp ueq float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: one_f32:
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; CHECK-NEXT: .functype one_f32 (f32, f32) -> (i32){{$}}
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; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: f32.gt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: f32.lt $push[[NUM1:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}}
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; CHECK-NEXT: i32.or $push[[NUM4:[0-9]+]]=, $pop[[NUM0]], $pop[[NUM1]]{{$}}
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; CHECK-NEXT: return $pop[[NUM4]]
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define i32 @one_f32(float %x, float %y) {
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%a = fcmp one float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: ult_f32:
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; CHECK-NEXT: .functype ult_f32 (f32, f32) -> (i32){{$}}
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; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: f32.ge $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1
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; CHECK-NEXT: i32.xor $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[C0]]{{$}}
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; CHECK-NEXT: return $pop[[NUM2]]{{$}}
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define i32 @ult_f32(float %x, float %y) {
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%a = fcmp ult float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: ule_f32:
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; CHECK-NEXT: .functype ule_f32 (f32, f32) -> (i32){{$}}
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; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: f32.gt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1
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; CHECK-NEXT: i32.xor $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[C0]]{{$}}
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; CHECK-NEXT: return $pop[[NUM2]]{{$}}
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define i32 @ule_f32(float %x, float %y) {
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%a = fcmp ule float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: ugt_f32:
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; CHECK-NEXT: .functype ugt_f32 (f32, f32) -> (i32){{$}}
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; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: f32.le $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1
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; CHECK-NEXT: i32.xor $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[C0]]{{$}}
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; CHECK-NEXT: return $pop[[NUM2]]{{$}}
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define i32 @ugt_f32(float %x, float %y) {
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%a = fcmp ugt float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: uge_f32:
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; CHECK-NEXT: .functype uge_f32 (f32, f32) -> (i32){{$}}
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; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: f32.lt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1
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; CHECK-NEXT: i32.xor $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[C0]]{{$}}
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; CHECK-NEXT: return $pop[[NUM2]]{{$}}
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define i32 @uge_f32(float %x, float %y) {
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%a = fcmp uge float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; CHECK-LABEL: olt_f32_branch
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; CHECK: local.get $push[[L4:[0-9]+]]=, 0
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; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1
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; CHECK-NEXT: f32.lt $push[[NUM0:[0-9]+]]=, $pop[[L4]], $pop[[L3]]
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; CHECK-NEXT: i32.eqz $push[[NUM3:[0-9]+]]=, $pop[[NUM0]]
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; CHECK-NEXT: br_if 0, $pop[[NUM3]]
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; CHECK-NEXT: call call1
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define void @olt_f32_branch(float %a, float %b) {
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entry:
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%cmp = fcmp olt float %a, %b
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br i1 %cmp, label %if.then, label %if.end
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if.then:
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tail call void @call1()
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br label %if.end
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if.end:
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ret void
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}
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; CHECK-LABEL: ole_f32_branch
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; CHECK: local.get $push[[L4:[0-9]+]]=, 0
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; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1
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; CHECK-NEXT: f32.le $push[[NUM0:[0-9]+]]=, $pop[[L4]], $pop[[L3]]
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; CHECK-NEXT: i32.eqz $push[[NUM3:[0-9]+]]=, $pop[[NUM0]]
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; CHECK-NEXT: br_if 0, $pop[[NUM3]]
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; CHECK-NEXT: call call1
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define void @ole_f32_branch(float %a, float %b) {
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entry:
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%cmp = fcmp ole float %a, %b
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br i1 %cmp, label %if.then, label %if.end
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if.then:
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tail call void @call1()
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br label %if.end
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if.end:
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ret void
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}
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; CHECK-LABEL: ugt_f32_branch
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; CHECK: local.get $push[[L4:[0-9]+]]=, 0
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; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1
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; CHECK-NEXT: f32.le $push[[NUM0:[0-9]+]]=, $pop[[L4]], $pop[[L3]]
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; CHECK-NEXT: i32.eqz $push[[NUM3:[0-9]+]]=, $pop[[NUM0]]
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; CHECK-NEXT: br_if 0, $pop[[NUM3]]
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; CHECK-NEXT: call call1
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define void @ugt_f32_branch(float %a, float %b) {
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entry:
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%cmp = fcmp ugt float %a, %b
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br i1 %cmp, label %if.end, label %if.then
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if.then:
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tail call void @call1()
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br label %if.end
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if.end:
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ret void
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}
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; CHECK-LABEL: ogt_f32_branch
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; CHECK: local.get $push[[L4:[0-9]+]]=, 0
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; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1
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; CHECK-NEXT: f32.gt $push[[NUM0:[0-9]+]]=, $pop[[L4]], $pop[[L3]]
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; CHECK-NEXT: i32.eqz $push[[NUM3:[0-9]+]]=, $pop[[NUM0]]
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; CHECK-NEXT: br_if 0, $pop[[NUM3]]
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; CHECK-NEXT: call call1
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define void @ogt_f32_branch(float %a, float %b) {
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entry:
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%cmp = fcmp ogt float %a, %b
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br i1 %cmp, label %if.then, label %if.end
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if.then:
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tail call void @call1()
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br label %if.end
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if.end:
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ret void
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}
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; CHECK-LABEL: ult_f32_branch
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; CHECK: local.get $push[[L4:[0-9]+]]=, 0
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; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1
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; CHECK-NEXT: f32.ge $push[[NUM0:[0-9]+]]=, $pop[[L4]], $pop[[L3]]
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; CHECK-NEXT: i32.eqz $push[[NUM3:[0-9]+]]=, $pop[[NUM0]]
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; CHECK-NEXT: br_if 0, $pop[[NUM3]]
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; CHECK-NEXT: call call1
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define void @ult_f32_branch(float %a, float %b) {
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entry:
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%cmp = fcmp ult float %a, %b
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br i1 %cmp, label %if.end, label %if.then
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if.then:
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tail call void @call1()
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br label %if.end
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if.end:
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ret void
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}
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; CHECK-LABEL: ule_f32_branch
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; CHECK: local.get $push[[L4:[0-9]+]]=, 0
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; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1
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; CHECK-NEXT: f32.ge $push[[NUM0:[0-9]+]]=, $pop[[L4]], $pop[[L3]]
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; CHECK-NEXT: i32.eqz $push[[NUM3:[0-9]+]]=, $pop[[NUM0]]
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; CHECK-NEXT: br_if 0, $pop[[NUM3]]
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; CHECK-NEXT: call call1
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define void @ule_f32_branch(float %a, float %b) {
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entry:
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%cmp = fcmp ult float %a, %b
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br i1 %cmp, label %if.end, label %if.then
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if.then:
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tail call void @call1()
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br label %if.end
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if.end:
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ret void
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}
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; CHECK-LABEL: xor_zext_switch
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; CHECK: i32.const $push[[L1:[0-9]+]]=, 0
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; CHECK-NEXT: br_if 0, $pop[[L1]]
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; CHECK-NEXT: block
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; CHECK-NEXT: block
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; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 0
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; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 1
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; CHECK-NEXT: f32.ge $push[[L0:[0-9]+]]=, $pop[[L3]], $pop[[L2]]
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; CHECK-NEXT: br_table $pop[[L0]], 0, 1, 0
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define void @xor_zext_switch(float %a, float %b) {
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entry:
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%cmp = fcmp ult float %a, %b
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%zext = zext i1 %cmp to i32
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%xor = xor i32 %zext, 1
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switch i32 %xor, label %exit [
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i32 0, label %sw.bb.1
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i32 1, label %sw.bb.2
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]
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sw.bb.1:
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tail call void @foo1()
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br label %exit
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sw.bb.2:
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tail call void @foo2()
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br label %exit
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exit:
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ret void
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}
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; CHECK-LABEL: xor_add_switch
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; CHECK: local.get $push[[L8:[0-9]+]]=, 0
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; CHECK-NEXT: local.get $push[[L7:[0-9]+]]=, 1
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; CHECK-NEXT: f32.ge $push[[L1:[0-9]+]]=, $pop[[L8]], $pop[[L7]]
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; CHECK-NEXT: i32.const $push[[L2:[0-9]+]]=, 1
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; CHECK-NEXT: i32.xor $push[[L3:[0-9]+]]=, $pop[[L1]], $pop[[L2]]
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; CHECK-NEXT: i32.const $push[[L6:[0-9]+]]=, 1
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; CHECK-NEXT: i32.add $push[[L4:[0-9]+]]=, $pop[[L3]], $pop[[L6]]
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; CHECK-NEXT: i32.const $push[[L5:[0-9]+]]=, 1
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; CHECK-NEXT: i32.xor $push[[L0:[0-9]+]]=, $pop[[L4]], $pop[[L5]]
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; CHECK-NEXT: br_table $pop[[L0]], 0, 1, 2, 3
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define void @xor_add_switch(float %a, float %b) {
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entry:
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%cmp = fcmp ult float %a, %b
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%zext = zext i1 %cmp to i32
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%add = add nsw nuw i32 %zext, 1
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%xor = xor i32 %add, 1
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switch i32 %xor, label %exit [
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i32 0, label %sw.bb.1
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i32 1, label %sw.bb.2
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i32 2, label %sw.bb.3
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]
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sw.bb.1:
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tail call void @foo1()
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br label %exit
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sw.bb.2:
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tail call void @foo2()
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br label %exit
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sw.bb.3:
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tail call void @foo3()
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br label %exit
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exit:
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ret void
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}
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declare void @foo1()
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declare void @foo2()
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declare void @foo3()
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declare void @call1()
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