forked from OSchip/llvm-project
50 lines
1.7 KiB
LLVM
50 lines
1.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple thumbv8m.main-arm-unknown-eabi -mattr=+vfp4d16sp < %s | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-VFPV4
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; RUN: llc -mtriple thumbv8.1m.main-arm-unknown-eabi -mattr=+fullfp16 < %s | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-FP16
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target triple = "thumbv8.1m.main-arm-unknown-eabi"
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define float @add(float %a, float %b) {
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; CHECK-LABEL: add:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vmov s0, r1
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; CHECK-NEXT: vmov s2, r0
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; CHECK-NEXT: vadd.f32 s0, s2, s0
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; CHECK-NEXT: vmov r0, s0
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; CHECK-NEXT: bx lr
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entry:
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%add = fadd float %a, %b
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ret float %add
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}
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define i32 @addf16(i32 %a.coerce, i32 %b.coerce) {
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; CHECK-VFPV4-LABEL: addf16:
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; CHECK-VFPV4: @ %bb.0: @ %entry
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; CHECK-VFPV4-NEXT: vmov s2, r1
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; CHECK-VFPV4-NEXT: vmov s0, r0
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; CHECK-VFPV4-NEXT: vcvtb.f32.f16 s2, s2
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; CHECK-VFPV4-NEXT: vcvtb.f32.f16 s0, s0
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; CHECK-VFPV4-NEXT: vadd.f32 s0, s0, s2
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; CHECK-VFPV4-NEXT: vcvtb.f16.f32 s0, s0
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; CHECK-VFPV4-NEXT: vmov r0, s0
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; CHECK-VFPV4-NEXT: uxth r0, r0
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; CHECK-VFPV4-NEXT: bx lr
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;
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; CHECK-FP16-LABEL: addf16:
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; CHECK-FP16: @ %bb.0: @ %entry
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; CHECK-FP16-NEXT: vmov.f16 s0, r1
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; CHECK-FP16-NEXT: vmov.f16 s2, r0
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; CHECK-FP16-NEXT: vadd.f16 s0, s2, s0
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; CHECK-FP16-NEXT: vmov.f16 r0, s0
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; CHECK-FP16-NEXT: bx lr
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entry:
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%tmp.0.extract.trunc = trunc i32 %a.coerce to i16
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%0 = bitcast i16 %tmp.0.extract.trunc to half
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%tmp1.0.extract.trunc = trunc i32 %b.coerce to i16
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%1 = bitcast i16 %tmp1.0.extract.trunc to half
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%add = fadd half %0, %1
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%2 = bitcast half %add to i16
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%tmp4.0.insert.ext = zext i16 %2 to i32
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ret i32 %tmp4.0.insert.ext
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}
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