xref: /aosp_15_r20/external/llvm/test/CodeGen/AArch64/arm64-vecCmpBr.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)

; RUN: llc -march=arm64 -aarch64-neon-syntax=apple < %s -mcpu=cyclone | FileCheck %s
; ModuleID = 'arm64_vecCmpBr.c'
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n32:64-S128"
target triple = "arm64-apple-ios3.0.0"


define i32 @anyZero64(<4 x i16> %a) #0 {
; CHECK: _anyZero64:
; CHECK: uminv.8b b[[REGNO1:[0-9]+]], v0
; CHECK-NEXT: fmov w[[REGNO2:[0-9]+]], s[[REGNO1]]
; CHECK-NEXT: cbz w[[REGNO2]], [[LABEL:[A-Z_0-9]+]]
; CHECK: [[LABEL]]:
; CHECK-NEXT: b _bar
entry:
  %0 = bitcast <4 x i16> %a to <8 x i8>
  %vminv.i = tail call i32 @llvm.aarch64.neon.uminv.i32.v8i8(<8 x i8> %0) #3
  %1 = trunc i32 %vminv.i to i8
  %tobool = icmp eq i8 %1, 0
  br i1 %tobool, label %if.then, label %return

if.then:                                          ; preds = %entry
  %call1 = tail call i32 bitcast (i32 (...)* @bar to i32 ()*)() #4
  br label %return

return:                                           ; preds = %entry, %if.then
  %retval.0 = phi i32 [ %call1, %if.then ], [ 0, %entry ]
  ret i32 %retval.0
}

declare i32 @bar(...) #1

define i32 @anyZero128(<8 x i16> %a) #0 {
; CHECK: _anyZero128:
; CHECK: uminv.16b b[[REGNO1:[0-9]+]], v0
; CHECK-NEXT: fmov w[[REGNO2:[0-9]+]], s[[REGNO1]]
; CHECK-NEXT: cbz w[[REGNO2]], [[LABEL:[A-Z_0-9]+]]
; CHECK: [[LABEL]]:
; CHECK-NEXT: b _bar

entry:
  %0 = bitcast <8 x i16> %a to <16 x i8>
  %vminv.i = tail call i32 @llvm.aarch64.neon.uminv.i32.v16i8(<16 x i8> %0) #3
  %1 = trunc i32 %vminv.i to i8
  %tobool = icmp eq i8 %1, 0
  br i1 %tobool, label %if.then, label %return

if.then:                                          ; preds = %entry
  %call1 = tail call i32 bitcast (i32 (...)* @bar to i32 ()*)() #4
  br label %return

return:                                           ; preds = %entry, %if.then
  %retval.0 = phi i32 [ %call1, %if.then ], [ 0, %entry ]
  ret i32 %retval.0
}

define i32 @anyNonZero64(<4 x i16> %a) #0 {
; CHECK: _anyNonZero64:
; CHECK: umaxv.8b b[[REGNO1:[0-9]+]], v0
; CHECK-NEXT: fmov w[[REGNO2:[0-9]+]], s[[REGNO1]]
; CHECK-NEXT: cbz w[[REGNO2]], [[LABEL:[A-Z_0-9]+]]
; CHECK: [[LABEL]]:
; CHECK-NEXT: mov w0, #0

entry:
  %0 = bitcast <4 x i16> %a to <8 x i8>
  %vmaxv.i = tail call i32 @llvm.aarch64.neon.umaxv.i32.v8i8(<8 x i8> %0) #3
  %1 = trunc i32 %vmaxv.i to i8
  %tobool = icmp eq i8 %1, 0
  br i1 %tobool, label %return, label %if.then

if.then:                                          ; preds = %entry
  %call1 = tail call i32 bitcast (i32 (...)* @bar to i32 ()*)() #4
  br label %return

return:                                           ; preds = %entry, %if.then
  %retval.0 = phi i32 [ %call1, %if.then ], [ 0, %entry ]
  ret i32 %retval.0
}

define i32 @anyNonZero128(<8 x i16> %a) #0 {
; CHECK: _anyNonZero128:
; CHECK: umaxv.16b b[[REGNO1:[0-9]+]], v0
; CHECK-NEXT: fmov w[[REGNO2:[0-9]+]], s[[REGNO1]]
; CHECK-NEXT: cbz w[[REGNO2]], [[LABEL:[A-Z_0-9]+]]
; CHECK: [[LABEL]]:
; CHECK-NEXT: mov w0, #0
entry:
  %0 = bitcast <8 x i16> %a to <16 x i8>
  %vmaxv.i = tail call i32 @llvm.aarch64.neon.umaxv.i32.v16i8(<16 x i8> %0) #3
  %1 = trunc i32 %vmaxv.i to i8
  %tobool = icmp eq i8 %1, 0
  br i1 %tobool, label %return, label %if.then

if.then:                                          ; preds = %entry
  %call1 = tail call i32 bitcast (i32 (...)* @bar to i32 ()*)() #4
  br label %return

return:                                           ; preds = %entry, %if.then
  %retval.0 = phi i32 [ %call1, %if.then ], [ 0, %entry ]
  ret i32 %retval.0
}

define i32 @allZero64(<4 x i16> %a) #0 {
; CHECK: _allZero64:
; CHECK: umaxv.8b b[[REGNO1:[0-9]+]], v0
; CHECK-NEXT: fmov w[[REGNO2:[0-9]+]], s[[REGNO1]]
; CHECK-NEXT: cbz w[[REGNO2]], [[LABEL:[A-Z_0-9]+]]
; CHECK: [[LABEL]]:
; CHECK-NEXT: b _bar
entry:
  %0 = bitcast <4 x i16> %a to <8 x i8>
  %vmaxv.i = tail call i32 @llvm.aarch64.neon.umaxv.i32.v8i8(<8 x i8> %0) #3
  %1 = trunc i32 %vmaxv.i to i8
  %tobool = icmp eq i8 %1, 0
  br i1 %tobool, label %if.then, label %return

if.then:                                          ; preds = %entry
  %call1 = tail call i32 bitcast (i32 (...)* @bar to i32 ()*)() #4
  br label %return

return:                                           ; preds = %entry, %if.then
  %retval.0 = phi i32 [ %call1, %if.then ], [ 0, %entry ]
  ret i32 %retval.0
}

define i32 @allZero128(<8 x i16> %a) #0 {
; CHECK: _allZero128:
; CHECK: umaxv.16b b[[REGNO1:[0-9]+]], v0
; CHECK-NEXT: fmov w[[REGNO2:[0-9]+]], s[[REGNO1]]
; CHECK-NEXT: cbz w[[REGNO2]], [[LABEL:[A-Z_0-9]+]]
; CHECK: [[LABEL]]:
; CHECK-NEXT: b _bar
entry:
  %0 = bitcast <8 x i16> %a to <16 x i8>
  %vmaxv.i = tail call i32 @llvm.aarch64.neon.umaxv.i32.v16i8(<16 x i8> %0) #3
  %1 = trunc i32 %vmaxv.i to i8
  %tobool = icmp eq i8 %1, 0
  br i1 %tobool, label %if.then, label %return

if.then:                                          ; preds = %entry
  %call1 = tail call i32 bitcast (i32 (...)* @bar to i32 ()*)() #4
  br label %return

return:                                           ; preds = %entry, %if.then
  %retval.0 = phi i32 [ %call1, %if.then ], [ 0, %entry ]
  ret i32 %retval.0
}

define i32 @allNonZero64(<4 x i16> %a) #0 {
; CHECK: _allNonZero64:
; CHECK: uminv.8b b[[REGNO1:[0-9]+]], v0
; CHECK-NEXT: fmov w[[REGNO2:[0-9]+]], s[[REGNO1]]
; CHECK-NEXT: cbz w[[REGNO2]], [[LABEL:[A-Z_0-9]+]]
; CHECK: [[LABEL]]:
; CHECK-NEXT: mov w0, #0
entry:
  %0 = bitcast <4 x i16> %a to <8 x i8>
  %vminv.i = tail call i32 @llvm.aarch64.neon.uminv.i32.v8i8(<8 x i8> %0) #3
  %1 = trunc i32 %vminv.i to i8
  %tobool = icmp eq i8 %1, 0
  br i1 %tobool, label %return, label %if.then

if.then:                                          ; preds = %entry
  %call1 = tail call i32 bitcast (i32 (...)* @bar to i32 ()*)() #4
  br label %return

return:                                           ; preds = %entry, %if.then
  %retval.0 = phi i32 [ %call1, %if.then ], [ 0, %entry ]
  ret i32 %retval.0
}

define i32 @allNonZero128(<8 x i16> %a) #0 {
; CHECK: _allNonZero128:
; CHECK: uminv.16b b[[REGNO1:[0-9]+]], v0
; CHECK-NEXT: fmov w[[REGNO2:[0-9]+]], s[[REGNO1]]
; CHECK-NEXT: cbz w[[REGNO2]], [[LABEL:[A-Z_0-9]+]]
; CHECK: [[LABEL]]:
; CHECK-NEXT: mov w0, #0
entry:
  %0 = bitcast <8 x i16> %a to <16 x i8>
  %vminv.i = tail call i32 @llvm.aarch64.neon.uminv.i32.v16i8(<16 x i8> %0) #3
  %1 = trunc i32 %vminv.i to i8
  %tobool = icmp eq i8 %1, 0
  br i1 %tobool, label %return, label %if.then

if.then:                                          ; preds = %entry
  %call1 = tail call i32 bitcast (i32 (...)* @bar to i32 ()*)() #4
  br label %return

return:                                           ; preds = %entry, %if.then
  %retval.0 = phi i32 [ %call1, %if.then ], [ 0, %entry ]
  ret i32 %retval.0
}

declare i32 @llvm.aarch64.neon.umaxv.i32.v16i8(<16 x i8>) #2

declare i32 @llvm.aarch64.neon.umaxv.i32.v8i8(<8 x i8>) #2

declare i32 @llvm.aarch64.neon.uminv.i32.v16i8(<16 x i8>) #2

declare i32 @llvm.aarch64.neon.uminv.i32.v8i8(<8 x i8>) #2

attributes #0 = { nounwind ssp "target-cpu"="cyclone" }
attributes #1 = { "target-cpu"="cyclone" }
attributes #2 = { nounwind readnone }
attributes #3 = { nounwind }
attributes #4 = { nobuiltin nounwind }