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-rw-r--r--llvm/test/Regression/Transforms/InstCombine/add.ll249
1 files changed, 0 insertions, 249 deletions
diff --git a/llvm/test/Regression/Transforms/InstCombine/add.ll b/llvm/test/Regression/Transforms/InstCombine/add.ll
deleted file mode 100644
index ec3aea3c877..00000000000
--- a/llvm/test/Regression/Transforms/InstCombine/add.ll
+++ /dev/null
@@ -1,249 +0,0 @@
-; This test makes sure that add instructions are properly eliminated.
-
-; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine -disable-output &&
-; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine | llvm-dis | grep -v OK | not grep add
-
-implementation
-
-int %test1(int %A) {
- %B = add int %A, 0
- ret int %B
-}
-
-int %test2(int %A) {
- %B = add int %A, 5
- %C = add int %B, -5
- ret int %C
-}
-
-int %test3(int %A) {
- %B = add int %A, 5
- %C = sub int %B, 5 ;; This should get converted to an add
- ret int %C
-}
-
-int %test4(int %A, int %B) {
- %C = sub int 0, %A
- %D = add int %B, %C ; D = B + -A = B - A
- ret int %D
-}
-
-int %test5(int %A, int %B) {
- %C = sub int 0, %A
- %D = add int %C, %B ; D = -A + B = B - A
- ret int %D
-}
-
-int %test6(int %A) {
- %B = mul int 7, %A
- %C = add int %B, %A ; C = 7*A+A == 8*A == A << 3
- ret int %C
-}
-
-int %test7(int %A) {
- %B = mul int 7, %A
- %C = add int %A, %B ; C = A+7*A == 8*A == A << 3
- ret int %C
-}
-
-int %test8(int %A, int %B) { ; (A & C1)+(B & C2) -> (A & C1)|(B & C2) iff C1&C2 == 0
- %A1 = and int %A, 7
- %B1 = and int %B, 128
- %C = add int %A1, %B1
- ret int %C
-}
-
-int %test9(int %A) {
- %B = shl int %A, ubyte 4
- %C = add int %B, %B ; === shl int %A, 5
- ret int %C
-}
-
-bool %test10(ubyte %A, ubyte %b) {
- %B = add ubyte %A, %b
- %c = setne ubyte %B, 0 ; === A != -b
- ret bool %c
-}
-
-bool %test11(ubyte %A) {
- %B = add ubyte %A, 255
- %c = setne ubyte %B, 0 ; === A != 1
- ret bool %c
-}
-
-int %test12(int %A, int %B) {
- %C_OK = add int %B, %A ; Should be transformed into shl A, 1
- br label %X
-X:
- %D = add int %C_OK, %A
- ret int %D
-}
-
-int %test13(int %A, int %B, int %C) {
- %D_OK = add int %A, %B
- %E_OK = add int %D_OK, %C
- %F = add int %E_OK, %A ;; shl A, 1
- ret int %F
-}
-
-uint %test14(uint %offset, uint %difference) {
- %tmp.2 = and uint %difference, 3
- %tmp.3_OK = add uint %tmp.2, %offset
- %tmp.5.mask = and uint %difference, 4294967292
- %tmp.8 = add uint %tmp.3_OK, %tmp.5.mask ; == add %offset, %difference
- ret uint %tmp.8
-}
-
-ubyte %test15(ubyte %A) {
- %B = add ubyte %A, 192 ; Does not effect result
- %C = and ubyte %B, 16 ; Only one bit set
- ret ubyte %C
-}
-
-ubyte %test16(ubyte %A) {
- %B = add ubyte %A, 16 ; Turn this into a XOR
- %C = and ubyte %B, 16 ; Only one bit set
- ret ubyte %C
-}
-
-int %test17(int %A) {
- %B = xor int %A, -1
- %C = add int %B, 1 ; == sub int 0, %A
- ret int %C
-}
-
-ubyte %test18(ubyte %A) {
- %B = xor ubyte %A, 255
- %C = add ubyte %B, 17 ; == sub ubyte 16, %A
- ret ubyte %C
-}
-
-int %test19(bool %C) {
- %A = select bool %C, int 1000, int 10
- %V = add int %A, 123
- ret int %V
-}
-
-int %test20(int %x) {
- %tmp.2 = xor int %x, -2147483648
- ;; Add of sign bit -> xor of sign bit.
- %tmp.4 = add int %tmp.2, -2147483648
- ret int %tmp.4
-}
-
-bool %test21(uint %x) {
- %t = add uint %x, 4
- %y = seteq uint %t, 123
- ret bool %y
-}
-
-int %test22(uint %V) {
- %V2 = add uint %V, 10
- switch uint %V2, label %Default [
- uint 20, label %Lab1
- uint 30, label %Lab2
- ]
-Default:
- ret int 123
-Lab1:
- ret int 12312
-Lab2:
- ret int 1231231
-}
-
-int %test23(bool %C, int %a) {
-entry:
- br bool %C, label %endif, label %else
-
-else:
- br label %endif
-
-endif:
- %b.0 = phi int [ 0, %entry ], [ 1, %else ]
- %tmp.4 = add int %b.0, 1
- ret int %tmp.4
-}
-
-int %test24(int %A) {
- %B = add int %A, 1
- %C = shl int %B, ubyte 1
- %D = sub int %C, 2
- ret int %D ;; A << 1
-}
-
-long %test25(long %Y) {
- %tmp.4 = shl long %Y, ubyte 2
- %tmp.12 = shl long %Y, ubyte 2
- %tmp.8 = add long %tmp.4, %tmp.12 ;; Y << 3
- ret long %tmp.8
-}
-
-int %test26(int %A, int %B) {
- %C = add int %A, %B
- %D = sub int %C, %B
- ret int %D
-}
-
-int %test27(bool %C, int %X, int %Y) {
- %A = add int %X, %Y
- %B = add int %Y, 123
- %C = select bool %C, int %A, int %B ;; Fold add through select.
- %D = sub int %C, %Y
- ret int %D
-}
-
-int %test28(int %X) {
- %Y = add int %X, 1234
- %Z = sub int 42, %Y
- ret int %Z
-}
-
-uint %test29(uint %X, uint %x) {
- %tmp.2 = sub uint %X, %x
- %tmp.2.mask = and uint %tmp.2, 63 ; <uint> [#uses=1]
- %tmp.6 = add uint %tmp.2.mask, %x ; <uint> [#uses=1]
- %tmp.7 = and uint %tmp.6, 63 ; <uint> [#uses=1]
- %tmp.9 = and uint %tmp.2, 4294967232 ; <uint> [#uses=1]
- %tmp.10 = or uint %tmp.7, %tmp.9 ; <uint> [#uses=1]
- ret uint %tmp.10
-}
-
-long %test30(long %x) {
- %tmp.2 = xor long %x, -9223372036854775808
- ;; Add of sign bit -> xor of sign bit.
- %tmp.4 = add long %tmp.2, -9223372036854775808
- ret long %tmp.4
-}
-
-int %test31(int %A) {
- %B = add int %A, 4
- %C = mul int %B, 5
- %D = sub int %C, 20
- ret int %D
-}
-
-int %test32(int %A) {
- %B = add int %A, 4
- %C = shl int %B, ubyte 2
- %D = sub int %C, 16
- ret int %D
-}
-
-ubyte %test33(ubyte %A) { ;; OR A, 1
- %B = and ubyte %A, 254
- %C = add ubyte %B, 1
- ret ubyte %C
-}
-
-ubyte %test34(ubyte %A) {
- %B = add ubyte %A, 64 ;; dead
- %C = and ubyte %B, 12
- ret ubyte %C
-}
-
-i32 %test34(i32 %a) { ;; -> -1
- %tmpnot = xor i32 %a, -1
- %tmp2 = add i32 %tmpnot, %a
- ret i32 %tmp2
-}
-
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