mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-07-28 04:29:44 +00:00
b1e1e82c54
of using llvm-as, now that opt supports this. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81226 91177308-0d34-0410-b5e6-96231b3b80d8
53 lines
927 B
LLVM
53 lines
927 B
LLVM
; RUN: opt %s -instcombine | llvm-dis | FileCheck %s
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; CHECK: define i32 @foo
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; CHECK: sdiv i32 %x, 8
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define i32 @foo(i32 %x) {
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%y = sdiv i32 %x, 8
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ret i32 %y
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}
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; CHECK: define i32 @bar
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; CHECK: ashr i32 %x, 3
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define i32 @bar(i32 %x) {
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%y = sdiv exact i32 %x, 8
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ret i32 %y
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}
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; CHECK: i32 @a0
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; CHECK: %y = srem i32 %x, 3
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; CHECK: %z = sub i32 %x, %y
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; CHECK: ret i32 %z
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define i32 @a0(i32 %x) {
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%y = sdiv i32 %x, 3
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%z = mul i32 %y, 3
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ret i32 %z
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}
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; CHECK: i32 @b0
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; CHECK: ret i32 %x
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define i32 @b0(i32 %x) {
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%y = sdiv exact i32 %x, 3
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%z = mul i32 %y, 3
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ret i32 %z
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}
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; CHECK: i32 @a1
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; CHECK: %y = srem i32 %x, 3
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; CHECK: %z = sub i32 %y, %x
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; CHECK: ret i32 %z
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define i32 @a1(i32 %x) {
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%y = sdiv i32 %x, 3
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%z = mul i32 %y, -3
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ret i32 %z
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}
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; CHECK: i32 @b1
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; CHECK: %z = sub i32 0, %x
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; CHECK: ret i32 %z
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define i32 @b1(i32 %x) {
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%y = sdiv exact i32 %x, 3
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%z = mul i32 %y, -3
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ret i32 %z
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}
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