29 lines
1.3 KiB
LLVM
29 lines
1.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -O2 -mtriple=x86_64-linux-android -mattr=+mmx -enable-legalize-types-checking | FileCheck %s
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; RUN: llc < %s -O2 -mtriple=x86_64-linux-gnu -mattr=+mmx -enable-legalize-types-checking | FileCheck %s
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; Test the softened result of extractelement op code.
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define fp128 @TestExtract(<2 x double> %x) nounwind {
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; CHECK-LABEL: TestExtract:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: subq $40, %rsp
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; CHECK-NEXT: movaps %xmm0, (%rsp) # 16-byte Spill
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; CHECK-NEXT: callq __extenddftf2@PLT
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; CHECK-NEXT: movaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
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; CHECK-NEXT: movaps (%rsp), %xmm0 # 16-byte Reload
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; CHECK-NEXT: movhlps {{.*#+}} xmm0 = xmm0[1,1]
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; CHECK-NEXT: callq __extenddftf2@PLT
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; CHECK-NEXT: movaps %xmm0, %xmm1
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; CHECK-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Reload
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; CHECK-NEXT: addq $40, %rsp
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; CHECK-NEXT: jmp __multf3@PLT # TAILCALL
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entry:
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; Simplified instruction pattern from the output of llvm before r289042,
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; for a boost function ...::insert<...>::traverse<...>().
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%a = fpext <2 x double> %x to <2 x fp128>
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%0 = extractelement <2 x fp128> %a, i32 0
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%1 = extractelement <2 x fp128> %a, i32 1
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%2 = fmul fp128 %0, %1
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ret fp128 %2
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}
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