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[test/Transforms/InstCombine/shift.ll] Removed duplicate test cases. NFC. 

Removed some duplicate test cases from the file /test/Transforms/InstCombine/shift.ll.

test54 and test57 were duplicates of each other.
test55 and test58 were duplicates of each other.

(Removed test57 and test58)

llvm-svn: 223767
This commit is contained in:
Ankur Garg 2014-12-09 10:35:19 +00:00
parent 4ecc8b30af
commit 51eeba70da
1 changed files with 17 additions and 35 deletions
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52
llvm/test/Transforms/InstCombine/shift.ll
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@ -738,67 +738,49 @@ define i32 @test56(i32 %x) {
define i32 @test57(i32 %x) {
%shr = lshr i32 %x, 1
%shl = shl i32 %shr, 4
%and = and i32 %shl, 16
ret i32 %and
; CHECK-LABEL: @test57(
; CHECK: shl i32 %x, 3
}
define i32 @test58(i32 %x) {
%shr = lshr i32 %x, 1
%shl = shl i32 %shr, 4
%or = or i32 %shl, 8
ret i32 %or
; CHECK-LABEL: @test58(
; CHECK: shl i32 %x, 3
}
define i32 @test59(i32 %x) {
%shr = ashr i32 %x, 1
%shl = shl i32 %shr, 4
%or = or i32 %shl, 7
ret i32 %or
; CHECK-LABEL: @test59(
; CHECK-LABEL: @test57(
; CHECK: %shl = shl i32 %shr1, 4
}
define i32 @test60(i32 %x) {
define i32 @test58(i32 %x) {
%shr = ashr i32 %x, 4
%shl = shl i32 %shr, 1
%or = or i32 %shl, 1
ret i32 %or
; CHECK-LABEL: @test60(
; CHECK-LABEL: @test58(
; CHECK: ashr i32 %x, 3
}
define i32 @test61(i32 %x) {
define i32 @test59(i32 %x) {
%shr = ashr i32 %x, 4
%shl = shl i32 %shr, 1
%or = or i32 %shl, 2
ret i32 %or
; CHECK-LABEL: @test61(
; CHECK-LABEL: @test59(
; CHECK: ashr i32 %x, 4
}
; propagate "exact" trait
define i32 @test62(i32 %x) {
define i32 @test60(i32 %x) {
%shr = ashr exact i32 %x, 4
%shl = shl i32 %shr, 1
%or = or i32 %shl, 1
ret i32 %or
; CHECK-LABEL: @test62(
; CHECK-LABEL: @test60(
; CHECK: ashr exact i32 %x, 3
}
; PR17026
; CHECK-LABEL: @test63(
; CHECK-LABEL: @test61(
; CHECK-NOT: sh
; CHECK: ret
define void @test63(i128 %arg) {
define void @test61(i128 %arg) {
bb:
br i1 undef, label %bb1, label %bb12
@ -830,29 +812,29 @@ bb12: ; preds = %bb11, %bb8, %bb
ret void
}
define i32 @test64(i32 %a) {
; CHECK-LABEL: @test64(
define i32 @test62(i32 %a) {
; CHECK-LABEL: @test62(
; CHECK-NEXT: ret i32 undef
%b = ashr i32 %a, 32 ; shift all bits out
ret i32 %b
}
define <4 x i32> @test64_splat_vector(<4 x i32> %a) {
; CHECK-LABEL: @test64_splat_vector
define <4 x i32> @test62_splat_vector(<4 x i32> %a) {
; CHECK-LABEL: @test62_splat_vector
; CHECK-NEXT: ret <4 x i32> undef
%b = ashr <4 x i32> %a, <i32 32, i32 32, i32 32, i32 32> ; shift all bits out
ret <4 x i32> %b
}
define <4 x i32> @test64_non_splat_vector(<4 x i32> %a) {
; CHECK-LABEL: @test64_non_splat_vector
define <4 x i32> @test62_non_splat_vector(<4 x i32> %a) {
; CHECK-LABEL: @test62_non_splat_vector
; CHECK-NOT: ret <4 x i32> undef
%b = ashr <4 x i32> %a, <i32 32, i32 0, i32 1, i32 2> ; shift all bits out
ret <4 x i32> %b
}
define <2 x i65> @test_65(<2 x i64> %t) {
; CHECK-LABEL: @test_65
define <2 x i65> @test_63(<2 x i64> %t) {
; CHECK-LABEL: @test_63
%a = zext <2 x i64> %t to <2 x i65>
%sext = shl <2 x i65> %a, <i65 33, i65 33>
%b = ashr <2 x i65> %sext, <i65 33, i65 33>