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f3ba434781
_test3: movd %rdi, %xmm1 #IMPLICIT_DEF %xmm0 punpcklqdq %xmm1, %xmm0 ret instead of: _test3: #IMPLICIT_DEF %rax movd %rax, %xmm0 movd %rdi, %xmm1 punpcklqdq %xmm1, %xmm0 ret This is still not ideal. There is no reason to two xmm regs. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48058 91177308-0d34-0410-b5e6-96231b3b80d8
9 lines
176 B
LLVM
9 lines
176 B
LLVM
; RUN: llvm-as < %s | llc -march=x86-64 | grep movd | count 1
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define <2 x i64> @test3(i64 %A) {
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entry:
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%B = insertelement <2 x i64> undef, i64 %A, i32 1
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ret <2 x i64> %B
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}
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