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| -rw-r--r-- | llvm/test/CodeGen/ARM/fminmax-folds.ll | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/ARM/fminmax-folds.ll b/llvm/test/CodeGen/ARM/fminmax-folds.ll new file mode 100644 index 0000000..807c0a8 --- /dev/null +++ b/llvm/test/CodeGen/ARM/fminmax-folds.ll @@ -0,0 +1,71 @@ +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py +; RUN: llc < %s -mtriple=armv8-eabi | FileCheck %s + +declare float @llvm.minnum.f32(float, float) +declare float @llvm.maxnum.f32(float, float) +declare float @llvm.minimum.f32(float, float) +declare float @llvm.maximum.f32(float, float) + +define float @test_minnum_const_nan(float %x) { +; CHECK-LABEL: test_minnum_const_nan: +; CHECK: @ %bb.0: +; CHECK-NEXT: vldr s0, .LCPI0_0 +; CHECK-NEXT: vmov s2, r0 +; CHECK-NEXT: vminnm.f32 s0, s2, s0 +; CHECK-NEXT: vmov r0, s0 +; CHECK-NEXT: bx lr +; CHECK-NEXT: .p2align 2 +; CHECK-NEXT: @ %bb.1: +; CHECK-NEXT: .LCPI0_0: +; CHECK-NEXT: .long 0x7ff80000 @ float NaN + %r = call float @llvm.minnum.f32(float %x, float 0x7fff000000000000) + ret float %r +} + +define float @test_maxnum_const_nan(float %x) { +; CHECK-LABEL: test_maxnum_const_nan: +; CHECK: @ %bb.0: +; CHECK-NEXT: vldr s0, .LCPI1_0 +; CHECK-NEXT: vmov s2, r0 +; CHECK-NEXT: vmaxnm.f32 s0, s2, s0 +; CHECK-NEXT: vmov r0, s0 +; CHECK-NEXT: bx lr +; CHECK-NEXT: .p2align 2 +; CHECK-NEXT: @ %bb.1: +; CHECK-NEXT: .LCPI1_0: +; CHECK-NEXT: .long 0x7ff80000 @ float NaN + %r = call float @llvm.maxnum.f32(float %x, float 0x7fff000000000000) + ret float %r +} + +define float @test_maximum_const_nan(float %x) { +; CHECK-LABEL: test_maximum_const_nan: +; CHECK: @ %bb.0: +; CHECK-NEXT: vldr s0, .LCPI2_0 +; CHECK-NEXT: vmov s2, r0 +; CHECK-NEXT: vmax.f32 d0, d1, d0 +; CHECK-NEXT: vmov r0, s0 +; CHECK-NEXT: bx lr +; CHECK-NEXT: .p2align 2 +; CHECK-NEXT: @ %bb.1: +; CHECK-NEXT: .LCPI2_0: +; CHECK-NEXT: .long 0x7ff80000 @ float NaN + %r = call float @llvm.maximum.f32(float %x, float 0x7fff000000000000) + ret float %r +} + +define float @test_minimum_const_nan(float %x) { +; CHECK-LABEL: test_minimum_const_nan: +; CHECK: @ %bb.0: +; CHECK-NEXT: vldr s0, .LCPI3_0 +; CHECK-NEXT: vmov s2, r0 +; CHECK-NEXT: vmin.f32 d0, d1, d0 +; CHECK-NEXT: vmov r0, s0 +; CHECK-NEXT: bx lr +; CHECK-NEXT: .p2align 2 +; CHECK-NEXT: @ %bb.1: +; CHECK-NEXT: .LCPI3_0: +; CHECK-NEXT: .long 0x7ff80000 @ float NaN + %r = call float @llvm.minimum.f32(float %x, float 0x7fff000000000000) + ret float %r +} |