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[X86] Adding more test patterns for lea-opt (PR37939)

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Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D50128

llvm-svn: 338483
This commit is contained in:
Jatin Bhateja 2018-08-01 03:53:27 +00:00
parent 907af0c9e0
commit 25de71bdf8
1 changed files with 151 additions and 0 deletions
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151
test/CodeGen/X86/lea-opt.ll
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@ -307,3 +307,154 @@ sw.bb.2: ; preds = %entry
sw.epilog: ; preds = %sw.bb.2, %sw.bb.1, %entry
ret void
}
define i32 @test5(i32 %x, i32 %y) #0 {
; CHECK-LABEL: test5:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: addl %esi, %esi
; CHECK-NEXT: subl %esi, %edi
; CHECK-NEXT: movl %edi, %eax
; CHECK-NEXT: retq
entry:
%mul = mul nsw i32 %y, -2
%add = add nsw i32 %mul, %x
ret i32 %add
}
define i32 @test6(i32 %x, i32 %y) #0 {
; CHECK-LABEL: test6:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $esi killed $esi def $rsi
; CHECK-NEXT: leal (%rsi,%rsi,2), %eax
; CHECK-NEXT: subl %eax, %edi
; CHECK-NEXT: movl %edi, %eax
; CHECK-NEXT: retq
entry:
%mul = mul nsw i32 %y, -3
%add = add nsw i32 %mul, %x
ret i32 %add
}
define i32 @test7(i32 %x, i32 %y) #0 {
; CHECK-LABEL: test7:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: shll $2, %esi
; CHECK-NEXT: subl %esi, %edi
; CHECK-NEXT: movl %edi, %eax
; CHECK-NEXT: retq
entry:
%mul = mul nsw i32 %y, -4
%add = add nsw i32 %mul, %x
ret i32 %add
}
define i32 @test8(i32 %x, i32 %y) #0 {
; CHECK-LABEL: test8:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $esi killed $esi def $rsi
; CHECK-NEXT: leal (,%rsi,4), %eax
; CHECK-NEXT: subl %edi, %eax
; CHECK-NEXT: retq
entry:
%mul = shl nsw i32 %y, 2
%sub = sub nsw i32 %mul, %x
ret i32 %sub
}
define i32 @test9(i32 %x, i32 %y) #0 {
; CHECK-LABEL: test9:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: addl %esi, %esi
; CHECK-NEXT: subl %esi, %edi
; CHECK-NEXT: movl %edi, %eax
; CHECK-NEXT: retq
entry:
%mul = mul nsw i32 -2, %y
%add = add nsw i32 %x, %mul
ret i32 %add
}
define i32 @test10(i32 %x, i32 %y) #0 {
; CHECK-LABEL: test10:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $esi killed $esi def $rsi
; CHECK-NEXT: leal (%rsi,%rsi,2), %eax
; CHECK-NEXT: subl %eax, %edi
; CHECK-NEXT: movl %edi, %eax
; CHECK-NEXT: retq
entry:
%mul = mul nsw i32 -3, %y
%add = add nsw i32 %x, %mul
ret i32 %add
}
define i32 @test11(i32 %x, i32 %y) #0 {
; CHECK-LABEL: test11:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: shll $2, %esi
; CHECK-NEXT: subl %esi, %edi
; CHECK-NEXT: movl %edi, %eax
; CHECK-NEXT: retq
entry:
%mul = mul nsw i32 -4, %y
%add = add nsw i32 %x, %mul
ret i32 %add
}
define i32 @test12(i32 %x, i32 %y) #0 {
; CHECK-LABEL: test12:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $esi killed $esi def $rsi
; CHECK-NEXT: leal (,%rsi,4), %eax
; CHECK-NEXT: subl %edi, %eax
; CHECK-NEXT: retq
entry:
%mul = mul nsw i32 4, %y
%sub = sub nsw i32 %mul, %x
ret i32 %sub
}
define i64 @test13(i64 %x, i64 %y) #0 {
; CHECK-LABEL: test13:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: shlq $2, %rsi
; CHECK-NEXT: subq %rsi, %rdi
; CHECK-NEXT: movq %rdi, %rax
; CHECK-NEXT: retq
entry:
%mul = mul nsw i64 -4, %y
%add = add nsw i64 %x, %mul
ret i64 %add
}
define i32 @test14(i32 %x, i32 %y) #0 {
; CHECK-LABEL: test14:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $esi killed $esi def $rsi
; CHECK-NEXT: leal (,%rsi,4), %eax
; CHECK-NEXT: subl %edi, %eax
; CHECK-NEXT: retq
entry:
%mul = mul nsw i32 4, %y
%sub = sub nsw i32 %mul, %x
ret i32 %sub
}
define zeroext i16 @test15(i16 zeroext %x, i16 zeroext %y) #0 {
; CHECK-LABEL: test15:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: shll $3, %esi
; CHECK-NEXT: subl %esi, %edi
; CHECK-NEXT: movl %edi, %eax
; CHECK-NEXT: retq
entry:
%conv = zext i16 %x to i32
%conv1 = zext i16 %y to i32
%mul = mul nsw i32 -8, %conv1
%add = add nsw i32 %conv, %mul
%conv2 = trunc i32 %add to i16
ret i16 %conv2
}
attributes #0 = { norecurse nounwind optsize readnone uwtable}