forked from OSchip/llvm-project
51 lines
2.1 KiB
LLVM
51 lines
2.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-- < %s | FileCheck %s
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; Check if this causes infinite loop when estimation disabled
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define <4 x float> @repeated_fp_divisor_noest(float %a, <4 x float> %b) {
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; CHECK-LABEL: repeated_fp_divisor_noest:
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; CHECK: # %bb.0:
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; CHECK-NEXT: xscvdpspn 0, 1
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; CHECK-NEXT: addis 3, 2, .LCPI0_1@toc@ha
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; CHECK-NEXT: addi 3, 3, .LCPI0_1@toc@l
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; CHECK-NEXT: lvx 3, 0, 3
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; CHECK-NEXT: addis 3, 2, .LCPI0_0@toc@ha
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; CHECK-NEXT: addi 3, 3, .LCPI0_0@toc@l
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; CHECK-NEXT: xxspltw 0, 0, 0
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; CHECK-NEXT: xvdivsp 0, 35, 0
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; CHECK-NEXT: lvx 3, 0, 3
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; CHECK-NEXT: xvmulsp 1, 34, 35
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; CHECK-NEXT: xvmulsp 34, 1, 0
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; CHECK-NEXT: blr
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%ins = insertelement <4 x float> undef, float %a, i32 0
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%splat = shufflevector <4 x float> %ins, <4 x float> undef, <4 x i32> zeroinitializer
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%t1 = fmul reassoc <4 x float> %b, <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 0x3FF028F5C0000000>
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%mul = fdiv reassoc arcp nsz <4 x float> %t1, %splat
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ret <4 x float> %mul
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}
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define <4 x float> @repeated_fp_divisor(float %a, <4 x float> %b) {
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; CHECK-LABEL: repeated_fp_divisor:
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; CHECK: # %bb.0:
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; CHECK-NEXT: xscvdpspn 0, 1
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; CHECK-NEXT: addis 3, 2, .LCPI1_0@toc@ha
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; CHECK-NEXT: addi 3, 3, .LCPI1_0@toc@l
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; CHECK-NEXT: lvx 3, 0, 3
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; CHECK-NEXT: addis 3, 2, .LCPI1_1@toc@ha
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; CHECK-NEXT: addi 3, 3, .LCPI1_1@toc@l
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; CHECK-NEXT: lvx 4, 0, 3
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; CHECK-NEXT: xxspltw 0, 0, 0
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; CHECK-NEXT: xvresp 1, 0
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; CHECK-NEXT: xvnmsubasp 35, 0, 1
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; CHECK-NEXT: xvmulsp 0, 34, 36
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; CHECK-NEXT: xvmaddasp 1, 1, 35
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; CHECK-NEXT: xvmulsp 34, 0, 1
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; CHECK-NEXT: blr
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%ins = insertelement <4 x float> undef, float %a, i32 0
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%splat = shufflevector <4 x float> %ins, <4 x float> undef, <4 x i32> zeroinitializer
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%t1 = fmul contract reassoc <4 x float> %b, <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 0x3FF028F5C0000000>
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%mul = fdiv contract reassoc arcp nsz ninf <4 x float> %t1, %splat
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ret <4 x float> %mul
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}
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