30 lines
614 B
LLVM
30 lines
614 B
LLVM
; RUN: llc -march=x86 -mattr=+sse2 < %s | FileCheck %s
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define i32 @test1(i32 %x) {
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%div = sdiv exact i32 %x, 25
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ret i32 %div
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; CHECK-LABEL: test1:
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; CHECK: imull $-1030792151, 4(%esp)
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; CHECK-NEXT: ret
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}
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define i32 @test2(i32 %x) {
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%div = sdiv exact i32 %x, 24
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ret i32 %div
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; CHECK-LABEL: test2:
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; CHECK: sarl $3
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; CHECK-NEXT: imull $-1431655765
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; CHECK-NEXT: ret
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}
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define <4 x i32> @test3(<4 x i32> %x) {
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%div = sdiv exact <4 x i32> %x, <i32 24, i32 24, i32 24, i32 24>
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ret <4 x i32> %div
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; CHECK-LABEL: test3:
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; CHECK: psrad $3,
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; CHECK: pmuludq
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; CHECK: pmuludq
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; CHECK-NOT: psrad
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; CHECK: ret
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}
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