cmov_fp16.ll
7.77 KB
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; RUN: llc -mtriple=thumbv8.1m.main-arm-none-eabi -mattr=+fullfp16 %s -o - | FileCheck %s --check-prefixes CHECK-THUMB,CHECK
; RUN: llc -mtriple=armv8.2a-arm-none-eabi -mattr=+fullfp16 %s -o - | FileCheck %s --check-prefixes CHECK-ARM,CHECK
define i32 @test_ne(i32 %x, i32 %y, i32 %a, i32 %b) {
; CHECK-LABEL: test_ne:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: vmov s2, r0
; CHECK-NEXT: cmp r2, r3
; CHECK-NEXT: vmov s0, r1
; CHECK-NEXT: vcvt.f16.u32 s2, s2
; CHECK-NEXT: vcvt.f16.u32 s0, s0
; CHECK-NEXT: vseleq.f16 s0, s0, s2
; CHECK-NEXT: vmov.f16 r0, s0
; CHECK-NEXT: bx lr
entry:
%x.half = uitofp i32 %x to half
%y.half = uitofp i32 %y to half
%cmp = icmp ne i32 %a, %b
%cond = select i1 %cmp, half %x.half, half %y.half
%0 = bitcast half %cond to i16
%1 = zext i16 %0 to i32
ret i32 %1
}
define i32 @test_eq(i32 %x, i32 %y, i32 %a, i32 %b) {
; CHECK-LABEL: test_eq:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: vmov s2, r1
; CHECK-NEXT: cmp r2, r3
; CHECK-NEXT: vmov s0, r0
; CHECK-NEXT: vcvt.f16.u32 s2, s2
; CHECK-NEXT: vcvt.f16.u32 s0, s0
; CHECK-NEXT: vseleq.f16 s0, s0, s2
; CHECK-NEXT: vmov.f16 r0, s0
; CHECK-NEXT: bx lr
entry:
%x.half = uitofp i32 %x to half
%y.half = uitofp i32 %y to half
%cmp = icmp eq i32 %a, %b
%cond = select i1 %cmp, half %x.half, half %y.half
%0 = bitcast half %cond to i16
%1 = zext i16 %0 to i32
ret i32 %1
}
define i32 @test_gt(i32 %x, i32 %y, i32 %a, i32 %b) {
; CHECK-LABEL: test_gt:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: vmov s2, r1
; CHECK-NEXT: cmp r2, r3
; CHECK-NEXT: vmov s0, r0
; CHECK-NEXT: vcvt.f16.u32 s2, s2
; CHECK-NEXT: vcvt.f16.u32 s0, s0
; CHECK-NEXT: vselgt.f16 s0, s0, s2
; CHECK-NEXT: vmov.f16 r0, s0
; CHECK-NEXT: bx lr
entry:
%x.half = uitofp i32 %x to half
%y.half = uitofp i32 %y to half
%cmp = icmp sgt i32 %a, %b
%cond = select i1 %cmp, half %x.half, half %y.half
%0 = bitcast half %cond to i16
%1 = zext i16 %0 to i32
ret i32 %1
}
define i32 @test_ge(i32 %x, i32 %y, i32 %a, i32 %b) {
; CHECK-LABEL: test_ge:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: vmov s2, r1
; CHECK-NEXT: cmp r2, r3
; CHECK-NEXT: vmov s0, r0
; CHECK-NEXT: vcvt.f16.u32 s2, s2
; CHECK-NEXT: vcvt.f16.u32 s0, s0
; CHECK-NEXT: vselge.f16 s0, s0, s2
; CHECK-NEXT: vmov.f16 r0, s0
; CHECK-NEXT: bx lr
entry:
%x.half = uitofp i32 %x to half
%y.half = uitofp i32 %y to half
%cmp = icmp sge i32 %a, %b
%cond = select i1 %cmp, half %x.half, half %y.half
%0 = bitcast half %cond to i16
%1 = zext i16 %0 to i32
ret i32 %1
}
define i32 @test_lt(i32 %x, i32 %y, i32 %a, i32 %b) {
; CHECK-LABEL: test_lt:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: vmov s2, r0
; CHECK-NEXT: cmp r2, r3
; CHECK-NEXT: vmov s0, r1
; CHECK-NEXT: vcvt.f16.u32 s2, s2
; CHECK-NEXT: vcvt.f16.u32 s0, s0
; CHECK-NEXT: vselge.f16 s0, s0, s2
; CHECK-NEXT: vmov.f16 r0, s0
; CHECK-NEXT: bx lr
entry:
%x.half = uitofp i32 %x to half
%y.half = uitofp i32 %y to half
%cmp = icmp slt i32 %a, %b
%cond = select i1 %cmp, half %x.half, half %y.half
%0 = bitcast half %cond to i16
%1 = zext i16 %0 to i32
ret i32 %1
}
define i32 @test_le(i32 %x, i32 %y, i32 %a, i32 %b) {
; CHECK-LABEL: test_le:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: vmov s2, r0
; CHECK-NEXT: cmp r2, r3
; CHECK-NEXT: vmov s0, r1
; CHECK-NEXT: vcvt.f16.u32 s2, s2
; CHECK-NEXT: vcvt.f16.u32 s0, s0
; CHECK-NEXT: vselgt.f16 s0, s0, s2
; CHECK-NEXT: vmov.f16 r0, s0
; CHECK-NEXT: bx lr
entry:
%x.half = uitofp i32 %x to half
%y.half = uitofp i32 %y to half
%cmp = icmp sle i32 %a, %b
%cond = select i1 %cmp, half %x.half, half %y.half
%0 = bitcast half %cond to i16
%1 = zext i16 %0 to i32
ret i32 %1
}
define i32 @test_hi(i32 %x, i32 %y, i32 %a, i32 %b) {
; CHECK-THUMB-LABEL: test_hi:
; CHECK-THUMB: @ %bb.0: @ %entry
; CHECK-THUMB-NEXT: vmov s2, r0
; CHECK-THUMB-NEXT: cmp r2, r3
; CHECK-THUMB-NEXT: vmov s0, r1
; CHECK-THUMB-NEXT: vcvt.f16.u32 s2, s2
; CHECK-THUMB-NEXT: vcvt.f16.u32 s0, s0
; CHECK-THUMB-NEXT: it hi
; CHECK-THUMB-NEXT: vmovhi.f32 s0, s2
; CHECK-THUMB-NEXT: vmov.f16 r0, s0
; CHECK-THUMB-NEXT: bx lr
;
; CHECK-ARM-LABEL: test_hi:
; CHECK-ARM: @ %bb.0: @ %entry
; CHECK-ARM-NEXT: vmov s2, r0
; CHECK-ARM-NEXT: cmp r2, r3
; CHECK-ARM-NEXT: vmov s0, r1
; CHECK-ARM-NEXT: vcvt.f16.u32 s2, s2
; CHECK-ARM-NEXT: vcvt.f16.u32 s0, s0
; CHECK-ARM-NEXT: vmovhi.f32 s0, s2
; CHECK-ARM-NEXT: vmov.f16 r0, s0
; CHECK-ARM-NEXT: bx lr
entry:
%x.half = uitofp i32 %x to half
%y.half = uitofp i32 %y to half
%cmp = icmp ugt i32 %a, %b
%cond = select i1 %cmp, half %x.half, half %y.half
%0 = bitcast half %cond to i16
%1 = zext i16 %0 to i32
ret i32 %1
}
define i32 @test_hs(i32 %x, i32 %y, i32 %a, i32 %b) {
; CHECK-THUMB-LABEL: test_hs:
; CHECK-THUMB: @ %bb.0: @ %entry
; CHECK-THUMB-NEXT: vmov s2, r0
; CHECK-THUMB-NEXT: cmp r2, r3
; CHECK-THUMB-NEXT: vmov s0, r1
; CHECK-THUMB-NEXT: vcvt.f16.u32 s2, s2
; CHECK-THUMB-NEXT: vcvt.f16.u32 s0, s0
; CHECK-THUMB-NEXT: it hs
; CHECK-THUMB-NEXT: vmovhs.f32 s0, s2
; CHECK-THUMB-NEXT: vmov.f16 r0, s0
; CHECK-THUMB-NEXT: bx lr
;
; CHECK-ARM-LABEL: test_hs:
; CHECK-ARM: @ %bb.0: @ %entry
; CHECK-ARM-NEXT: vmov s2, r0
; CHECK-ARM-NEXT: cmp r2, r3
; CHECK-ARM-NEXT: vmov s0, r1
; CHECK-ARM-NEXT: vcvt.f16.u32 s2, s2
; CHECK-ARM-NEXT: vcvt.f16.u32 s0, s0
; CHECK-ARM-NEXT: vmovhs.f32 s0, s2
; CHECK-ARM-NEXT: vmov.f16 r0, s0
; CHECK-ARM-NEXT: bx lr
entry:
%x.half = uitofp i32 %x to half
%y.half = uitofp i32 %y to half
%cmp = icmp uge i32 %a, %b
%cond = select i1 %cmp, half %x.half, half %y.half
%0 = bitcast half %cond to i16
%1 = zext i16 %0 to i32
ret i32 %1
}
define i32 @test_lo(i32 %x, i32 %y, i32 %a, i32 %b) {
; CHECK-THUMB-LABEL: test_lo:
; CHECK-THUMB: @ %bb.0: @ %entry
; CHECK-THUMB-NEXT: vmov s2, r0
; CHECK-THUMB-NEXT: cmp r2, r3
; CHECK-THUMB-NEXT: vmov s0, r1
; CHECK-THUMB-NEXT: vcvt.f16.u32 s2, s2
; CHECK-THUMB-NEXT: vcvt.f16.u32 s0, s0
; CHECK-THUMB-NEXT: it lo
; CHECK-THUMB-NEXT: vmovlo.f32 s0, s2
; CHECK-THUMB-NEXT: vmov.f16 r0, s0
; CHECK-THUMB-NEXT: bx lr
;
; CHECK-ARM-LABEL: test_lo:
; CHECK-ARM: @ %bb.0: @ %entry
; CHECK-ARM-NEXT: vmov s2, r0
; CHECK-ARM-NEXT: cmp r2, r3
; CHECK-ARM-NEXT: vmov s0, r1
; CHECK-ARM-NEXT: vcvt.f16.u32 s2, s2
; CHECK-ARM-NEXT: vcvt.f16.u32 s0, s0
; CHECK-ARM-NEXT: vmovlo.f32 s0, s2
; CHECK-ARM-NEXT: vmov.f16 r0, s0
; CHECK-ARM-NEXT: bx lr
entry:
%x.half = uitofp i32 %x to half
%y.half = uitofp i32 %y to half
%cmp = icmp ult i32 %a, %b
%cond = select i1 %cmp, half %x.half, half %y.half
%0 = bitcast half %cond to i16
%1 = zext i16 %0 to i32
ret i32 %1
}
define i32 @test_ls(i32 %x, i32 %y, i32 %a, i32 %b) {
; CHECK-THUMB-LABEL: test_ls:
; CHECK-THUMB: @ %bb.0: @ %entry
; CHECK-THUMB-NEXT: vmov s2, r0
; CHECK-THUMB-NEXT: cmp r2, r3
; CHECK-THUMB-NEXT: vmov s0, r1
; CHECK-THUMB-NEXT: vcvt.f16.u32 s2, s2
; CHECK-THUMB-NEXT: vcvt.f16.u32 s0, s0
; CHECK-THUMB-NEXT: it ls
; CHECK-THUMB-NEXT: vmovls.f32 s0, s2
; CHECK-THUMB-NEXT: vmov.f16 r0, s0
; CHECK-THUMB-NEXT: bx lr
;
; CHECK-ARM-LABEL: test_ls:
; CHECK-ARM: @ %bb.0: @ %entry
; CHECK-ARM-NEXT: vmov s2, r0
; CHECK-ARM-NEXT: cmp r2, r3
; CHECK-ARM-NEXT: vmov s0, r1
; CHECK-ARM-NEXT: vcvt.f16.u32 s2, s2
; CHECK-ARM-NEXT: vcvt.f16.u32 s0, s0
; CHECK-ARM-NEXT: vmovls.f32 s0, s2
; CHECK-ARM-NEXT: vmov.f16 r0, s0
; CHECK-ARM-NEXT: bx lr
entry:
%x.half = uitofp i32 %x to half
%y.half = uitofp i32 %y to half
%cmp = icmp ule i32 %a, %b
%cond = select i1 %cmp, half %x.half, half %y.half
%0 = bitcast half %cond to i16
%1 = zext i16 %0 to i32
ret i32 %1
}