forked from OSchip/llvm-project
79 lines
1.5 KiB
LLVM
79 lines
1.5 KiB
LLVM
; RUN: llc -mtriple=arm-eabi -float-abi=soft -mattr=+vfp2 %s -o - | FileCheck %s
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define float @f(i32 %a) {
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;CHECK-LABEL: f:
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;CHECK: vmov
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;CHECK-NEXT: vcvt.f32.s32
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;CHECK-NEXT: vmov
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entry:
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%tmp = sitofp i32 %a to float ; <float> [#uses=1]
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ret float %tmp
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}
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define double @g(i32 %a) {
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;CHECK-LABEL: g:
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;CHECK: vmov
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;CHECK-NEXT: vcvt.f64.s32
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;CHECK-NEXT: vmov
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entry:
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%tmp = sitofp i32 %a to double ; <double> [#uses=1]
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ret double %tmp
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}
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define double @uint_to_double(i32 %a) {
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;CHECK-LABEL: uint_to_double:
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;CHECK: vmov
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;CHECK-NEXT: vcvt.f64.u32
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;CHECK-NEXT: vmov
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entry:
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%tmp = uitofp i32 %a to double ; <double> [#uses=1]
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ret double %tmp
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}
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define float @uint_to_float(i32 %a) {
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;CHECK-LABEL: uint_to_float:
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;CHECK: vmov
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;CHECK-NEXT: vcvt.f32.u32
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;CHECK-NEXT: vmov
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entry:
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%tmp = uitofp i32 %a to float ; <float> [#uses=1]
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ret float %tmp
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}
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define double @h(double* %v) {
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;CHECK-LABEL: h:
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;CHECK: vldr
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;CHECK-NEXT: vmov
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entry:
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%tmp = load double, double* %v ; <double> [#uses=1]
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ret double %tmp
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}
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define float @h2() {
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;CHECK-LABEL: h2:
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;CHECK: mov r0, #1065353216
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entry:
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ret float 1.000000e+00
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}
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define double @f2(double %a) {
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;CHECK-LABEL: f2:
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;CHECK-NOT: vmov
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ret double %a
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}
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define void @f3() {
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;CHECK-LABEL: f3:
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;CHECK-NOT: vmov
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;CHECK: f4
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entry:
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%tmp = call double @f5( ) ; <double> [#uses=1]
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call void @f4( double %tmp )
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ret void
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}
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declare void @f4(double)
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declare double @f5()
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