softfp-constant-comparison.ll
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=thumbv7em-arm-none-eabi < %s | FileCheck %s
target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
target triple = "thumbv7em-arm-none-eabi"
@a = hidden global i32 0, align 4
define hidden void @fn1() nounwind #0 {
; CHECK-LABEL: fn1:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: vldr d0, .LCPI0_0
; CHECK-NEXT: vmov r0, r1, d0
; CHECK-NEXT: mov r2, r0
; CHECK-NEXT: mov r3, r1
; CHECK-NEXT: bl __aeabi_dcmpeq
; CHECK-NEXT: cbnz r0, .LBB0_2
; CHECK-NEXT: b .LBB0_1
; CHECK-NEXT: .LBB0_1: @ %land.rhs
; CHECK-NEXT: b .LBB0_2
; CHECK-NEXT: .LBB0_2: @ %land.end
; CHECK-NEXT: pop {r7, pc}
; CHECK-NEXT: .p2align 3
; CHECK-NEXT: @ %bb.3:
; CHECK-NEXT: .LCPI0_0:
; CHECK-NEXT: .long 0 @ double 0
; CHECK-NEXT: .long 0
entry:
%0 = load i32, i32* @a, align 4
%conv = sitofp i32 %0 to double
%mul = fmul nnan ninf nsz double 0.000000e+00, %conv
%tobool = fcmp nnan ninf nsz une double %mul, 0.000000e+00
br i1 %tobool, label %land.rhs, label %land.end
land.rhs: ; preds = %entry
br label %land.end
land.end: ; preds = %land.rhs, %entry
%1 = phi i1 [ false, %entry ], [ false, %land.rhs ]
%land.ext = zext i1 %1 to i32
ret void
}
attributes #0 = { noinline nounwind optnone "correctly-rounded-divide-sqrt-fp-math"="false" "denormal-fp-math"="preserve-sign" "disable-tail-calls"="false" "frame-pointer"="none" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="true" "no-jump-tables"="false" "no-nans-fp-math"="true" "no-signed-zeros-fp-math"="true" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="cortex-m4" "target-features"="+armv7e-m,+dsp,+fp16,+hwdiv,+thumb-mode,+vfp2sp,+vfp3d16sp,+vfp4d16sp,-aes,-crc,-crypto,-dotprod,-fp16fml,-fullfp16,-hwdiv-arm,-lob,-mve,-mve.fp,-ras,-sb,-sha2" "unsafe-fp-math"="false" "use-soft-float"="false" }