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21 lines
535 B
LLVM
21 lines
535 B
LLVM
; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+xsave | FileCheck %s
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+xsave | FileCheck %s --check-prefix=CHECK64
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define i64 @test_xgetbv(i32 %in) {
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; CHECK-LABEL: test_xgetbv
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; CHECK: movl 4(%esp), %ecx
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; CHECK: xgetbv
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; CHECK: ret
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; CHECK64-LABEL: test_xgetbv
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; CHECK64: movl %edi, %ecx
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; CHECK64: xgetbv
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; CHECK64: shlq $32, %rdx
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; CHECK64: orq %rdx, %rax
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; CHECK64: ret
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%1 = call i64 @llvm.x86.xgetbv(i32 %in)
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ret i64 %1;
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}
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declare i64 @llvm.x86.xgetbv(i32) |