mirror of
https://github.com/c64scene-ar/llvm-6502.git
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5f52cf8bb7
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81822 91177308-0d34-0410-b5e6-96231b3b80d8
49 lines
1.2 KiB
LLVM
49 lines
1.2 KiB
LLVM
; RUN: llc < %s -march=x86-64 | FileCheck %s
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define i32 @test1(i32 %x, i32 %n, i32 %w, i32* %vp) nounwind readnone {
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entry:
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; CHECK: test1:
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; CHECK: btl
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; CHECK-NEXT: movl $12, %eax
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; CHECK-NEXT: cmovae (%rcx), %eax
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; CHECK-NEXT: ret
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%0 = lshr i32 %x, %n ; <i32> [#uses=1]
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%1 = and i32 %0, 1 ; <i32> [#uses=1]
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%toBool = icmp eq i32 %1, 0 ; <i1> [#uses=1]
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%v = load i32* %vp
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%.0 = select i1 %toBool, i32 %v, i32 12 ; <i32> [#uses=1]
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ret i32 %.0
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}
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define i32 @test2(i32 %x, i32 %n, i32 %w, i32* %vp) nounwind readnone {
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entry:
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; CHECK: test2:
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; CHECK: btl
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; CHECK-NEXT: movl $12, %eax
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; CHECK-NEXT: cmovb (%rcx), %eax
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; CHECK-NEXT: ret
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%0 = lshr i32 %x, %n ; <i32> [#uses=1]
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%1 = and i32 %0, 1 ; <i32> [#uses=1]
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%toBool = icmp eq i32 %1, 0 ; <i1> [#uses=1]
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%v = load i32* %vp
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%.0 = select i1 %toBool, i32 12, i32 %v ; <i32> [#uses=1]
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ret i32 %.0
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}
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declare void @bar(i64) nounwind
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define void @test3(i64 %a, i64 %b, i1 %p) nounwind {
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; CHECK: test3:
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; CHECK: cmovne %edi, %esi
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; CHECK-NEXT: movl %esi, %edi
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%c = trunc i64 %a to i32
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%d = trunc i64 %b to i32
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%e = select i1 %p, i32 %c, i32 %d
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%f = zext i32 %e to i64
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call void @bar(i64 %f)
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ret void
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}
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