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af5f6ba32d
Avoid unnecessary duplication of operand 0 of X86::FpSET_ST0_80. This duplication would cause one register to remain on the stack at the function return. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74534 91177308-0d34-0410-b5e6-96231b3b80d8
16 lines
280 B
LLVM
16 lines
280 B
LLVM
; RUN: llvm-as < %s | llc -march=x86
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; PR4484
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declare x86_fp80 @ceil()
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declare void @test(x86_fp80)
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define void @test2(x86_fp80 %a) {
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entry:
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%0 = call x86_fp80 @ceil()
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call void asm sideeffect "fistpl $0", "{st},~{st}"(x86_fp80 %a)
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call void @test(x86_fp80 %0)
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ret void
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}
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